18 files changed, 9223 insertions, 0 deletions
diff --git a/code/splines/Splines.vcproj b/code/splines/Splines.vcproj
new file mode 100755
index 0000000..0da2901
--- /dev/null
+++ b/code/splines/Splines.vcproj
@@ -0,0 +1,296 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="7.10"
+	Name="Splines"
+	SccProjectName="&quot;$/MissionPack/code/Splines&quot;, WJNAAAAA"
+	SccLocalPath=".">
+	<Platforms>
+		<Platform
+			Name="Win32"/>
+	</Platforms>
+	<Configurations>
+		<Configuration
+			Name="Release|Win32"
+			OutputDirectory=".\Release"
+			IntermediateDirectory=".\Release"
+			ConfigurationType="4"
+			UseOfMFC="0"
+			ATLMinimizesCRunTimeLibraryUsage="FALSE"
+			CharacterSet="2">
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="2"
+				InlineFunctionExpansion="1"
+				PreprocessorDefinitions="WIN32;NDEBUG;_LIB"
+				StringPooling="TRUE"
+				RuntimeLibrary="4"
+				EnableFunctionLevelLinking="TRUE"
+				UsePrecompiledHeader="2"
+				PrecompiledHeaderFile=".\Release/Splines.pch"
+				AssemblerListingLocation=".\Release/"
+				ObjectFile=".\Release/"
+				ProgramDataBaseFileName=".\Release/"
+				WarningLevel="3"
+				SuppressStartupBanner="TRUE"/>
+			<Tool
+				Name="VCCustomBuildTool"/>
+			<Tool
+				Name="VCLibrarianTool"
+				OutputFile=".\Release\Splines.lib"
+				SuppressStartupBanner="TRUE"/>
+			<Tool
+				Name="VCMIDLTool"/>
+			<Tool
+				Name="VCPostBuildEventTool"/>
+			<Tool
+				Name="VCPreBuildEventTool"/>
+			<Tool
+				Name="VCPreLinkEventTool"/>
+			<Tool
+				Name="VCResourceCompilerTool"
+				PreprocessorDefinitions="NDEBUG"
+				Culture="1033"/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"/>
+			<Tool
+				Name="VCManagedWrapperGeneratorTool"/>
+			<Tool
+				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+		</Configuration>
+		<Configuration
+			Name="Debug|Win32"
+			OutputDirectory=".\Debug"
+			IntermediateDirectory=".\Debug"
+			ConfigurationType="4"
+			UseOfMFC="0"
+			ATLMinimizesCRunTimeLibraryUsage="FALSE"
+			CharacterSet="2">
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="0"
+				PreprocessorDefinitions="WIN32;_DEBUG;_LIB"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="1"
+				RuntimeTypeInfo="TRUE"
+				UsePrecompiledHeader="2"
+				PrecompiledHeaderFile=".\Debug/Splines.pch"
+				AssemblerListingLocation=".\Debug/"
+				ObjectFile=".\Debug/"
+				ProgramDataBaseFileName=".\Debug/"
+				WarningLevel="3"
+				SuppressStartupBanner="TRUE"
+				DebugInformationFormat="4"/>
+			<Tool
+				Name="VCCustomBuildTool"/>
+			<Tool
+				Name="VCLibrarianTool"
+				OutputFile=".\Debug\Splines.lib"
+				SuppressStartupBanner="TRUE"/>
+			<Tool
+				Name="VCMIDLTool"/>
+			<Tool
+				Name="VCPostBuildEventTool"/>
+			<Tool
+				Name="VCPreBuildEventTool"/>
+			<Tool
+				Name="VCPreLinkEventTool"/>
+			<Tool
+				Name="VCResourceCompilerTool"
+				PreprocessorDefinitions="_DEBUG"
+				Culture="1033"/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"/>
+			<Tool
+				Name="VCManagedWrapperGeneratorTool"/>
+			<Tool
+				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+		</Configuration>
+	</Configurations>
+	<References>
+	</References>
+	<Files>
+		<Filter
+			Name="Source Files"
+			Filter="cpp;c;cxx;rc;def;r;odl;idl;hpj;bat">
+			<File
+				RelativePath="math_angles.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+			<File
+				RelativePath="math_matrix.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+			<File
+				RelativePath="math_quaternion.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+			<File
+				RelativePath="math_vector.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+			<File
+				RelativePath="q_parse.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
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+			<File
+				RelativePath="q_shared.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
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+			</File>
+			<File
+				RelativePath="splines.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+			<File
+				RelativePath="util_str.cpp">
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"/>
+				</FileConfiguration>
+			</File>
+		</Filter>
+		<Filter
+			Name="Header Files"
+			Filter="h;hpp;hxx;hm;inl">
+			<File
+				RelativePath="math_angles.h">
+			</File>
+			<File
+				RelativePath="math_matrix.h">
+			</File>
+			<File
+				RelativePath="math_quaternion.h">
+			</File>
+			<File
+				RelativePath="math_vector.h">
+			</File>
+			<File
+				RelativePath="q_shared.h">
+			</File>
+			<File
+				RelativePath="splines.h">
+			</File>
+			<File
+				RelativePath="util_list.h">
+			</File>
+			<File
+				RelativePath="util_str.h">
+			</File>
+		</Filter>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>
diff --git a/code/splines/math_angles.cpp b/code/splines/math_angles.cpp
new file mode 100755
index 0000000..4a1f5e7
--- /dev/null
+++ b/code/splines/math_angles.cpp
@@ -0,0 +1,150 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#include "q_shared.h"
+#include <float.h>
+
+angles_t ang_zero( 0.0f, 0.0f, 0.0f );
+
+void toAngles( mat3_t &src, angles_t &dst ) {
+	double		theta;
+	double		cp;
+	double		sp;
+
+	sp = src[ 0 ][ 2 ];
+
+	// cap off our sin value so that we don't get any NANs
+	if ( sp > 1.0 ) {
+		sp = 1.0;
+	} else if ( sp < -1.0 ) {
+		sp = -1.0;
+	}
+
+	theta = -asin( sp );
+	cp = cos( theta );
+
+	if ( cp > 8192 * FLT_EPSILON ) {
+		dst.pitch	= theta * 180 / M_PI;
+		dst.yaw		= atan2( src[ 0 ][ 1 ], src[ 0 ][ 0 ] ) * 180 / M_PI;
+		dst.roll	= atan2( src[ 1 ][ 2 ], src[ 2 ][ 2 ] ) * 180 / M_PI;
+	} else {
+		dst.pitch	= theta * 180 / M_PI;
+		dst.yaw		= -atan2( src[ 1 ][ 0 ], src[ 1 ][ 1 ] ) * 180 / M_PI;
+		dst.roll	= 0;
+	}
+}
+
+void toAngles( quat_t &src, angles_t &dst ) {
+	mat3_t temp;
+
+	toMatrix( src, temp );
+	toAngles( temp, dst );
+}
+
+void toAngles( idVec3_t &src, angles_t &dst ) {
+	dst.pitch	= src[ 0 ];
+	dst.yaw		= src[ 1 ];
+	dst.roll	= src[ 2 ];
+}
+
+void angles_t::toVectors( idVec3_t *forward, idVec3_t *right, idVec3_t *up ) {
+	float			angle;
+	static float	sr, sp, sy, cr, cp, cy; // static to help MS compiler fp bugs
+	
+	angle = yaw * ( M_PI * 2 / 360 );
+	sy = sin( angle );
+	cy = cos( angle );
+
+	angle = pitch * ( M_PI * 2 / 360 );
+	sp = sin( angle );
+	cp = cos( angle );
+
+	angle = roll * ( M_PI * 2 / 360 );
+	sr = sin( angle );
+	cr = cos( angle );
+
+	if ( forward ) {
+		forward->set( cp * cy, cp * sy, -sp );
+	}
+
+	if ( right ) {
+		right->set( -sr * sp * cy + cr * sy, -sr * sp * sy + -cr * cy, -sr * cp );
+	}
+
+	if ( up ) {
+		up->set( cr * sp * cy + -sr * -sy, cr * sp * sy + -sr * cy, cr * cp );
+	}
+}
+
+idVec3_t angles_t::toForward( void ) {
+	float			angle;
+	static float	sp, sy, cp, cy; // static to help MS compiler fp bugs
+	
+	angle = yaw * ( M_PI * 2 / 360 );
+	sy = sin( angle );
+	cy = cos( angle );
+
+	angle = pitch * ( M_PI * 2 / 360 );
+	sp = sin( angle );
+	cp = cos( angle );
+
+	return idVec3_t( cp * cy, cp * sy, -sp );
+}
+
+/*
+=================
+Normalize360
+
+returns angles normalized to the range [0 <= angle < 360]
+=================
+*/
+angles_t& angles_t::Normalize360( void ) {
+	pitch	= (360.0 / 65536) * ( ( int )( pitch	* ( 65536 / 360.0 ) ) & 65535 );
+	yaw		= (360.0 / 65536) * ( ( int )( yaw		* ( 65536 / 360.0 ) ) & 65535 );
+	roll	= (360.0 / 65536) * ( ( int )( roll		* ( 65536 / 360.0 ) ) & 65535 );
+
+	return *this;
+}
+
+
+/*
+=================
+Normalize180
+
+returns angles normalized to the range [-180 < angle <= 180]
+=================
+*/
+angles_t& angles_t::Normalize180( void ) {
+	Normalize360();
+
+	if ( pitch > 180.0 ) {
+		pitch -= 360.0;
+	}
+	
+	if ( yaw > 180.0 ) {
+		yaw  -= 360.0;
+	}
+
+	if ( roll > 180.0 ) {
+		roll -= 360.0;
+	}
+	return *this;
+}
diff --git a/code/splines/math_angles.h b/code/splines/math_angles.h
new file mode 100755
index 0000000..8857f90
--- /dev/null
+++ b/code/splines/math_angles.h
@@ -0,0 +1,195 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __MATH_ANGLES_H__
+#define __MATH_ANGLES_H__
+
+#include <stdlib.h>
+#include <assert.h>
+
+#include "math_vector.h"
+
+class mat3_t;
+class quat_t;
+class idVec3_t;
+typedef idVec3_t &vec3_p;
+
+class angles_t {
+public:
+	float			pitch;
+	float			yaw;
+	float			roll;
+
+					angles_t();
+					angles_t( float pitch, float yaw, float roll );
+					angles_t( const idVec3_t &vec );
+
+	friend void		toAngles( idVec3_t &src, angles_t &dst );
+	friend void		toAngles( quat_t &src, angles_t &dst );
+	friend void		toAngles( mat3_t &src, angles_t &dst );
+
+					operator vec3_p();
+
+	float			operator[]( int index ) const;
+	float&			operator[]( int index );
+
+	void 			set( float pitch, float yaw, float roll );
+
+	void			operator=( angles_t const &a );
+	void			operator=( idVec3_t const &a );
+
+	friend angles_t	operator+( const angles_t &a, const angles_t &b );
+	angles_t		&operator+=( angles_t const &a );
+	angles_t		&operator+=( idVec3_t const &a );
+
+	friend angles_t	operator-( angles_t &a, angles_t &b );
+	angles_t		&operator-=( angles_t &a );
+
+	friend angles_t	operator*( const angles_t &a, float b );
+	friend angles_t	operator*( float a, const angles_t &b );
+	angles_t		&operator*=( float a );
+
+	friend int		operator==(	angles_t &a, angles_t &b );
+					
+	friend int		operator!=(	angles_t &a, angles_t &b );
+
+	void			toVectors( idVec3_t *forward, idVec3_t *right = NULL, idVec3_t *up = NULL );
+	idVec3_t			toForward( void );
+
+	angles_t		&Zero( void );
+
+	angles_t		&Normalize360( void );
+	angles_t		&Normalize180( void );
+};
+
+extern angles_t ang_zero;
+
+inline angles_t::angles_t() {}
+
+inline angles_t::angles_t( float pitch, float yaw, float roll ) {
+	this->pitch = pitch;
+	this->yaw	= yaw;
+	this->roll	= roll;
+}
+
+inline angles_t::angles_t( const idVec3_t &vec ) {
+	this->pitch = vec.x;
+	this->yaw	= vec.y;
+	this->roll	= vec.z;
+}
+
+inline float angles_t::operator[]( int index ) const {
+	assert( ( index >= 0 ) && ( index < 3 ) );
+	return ( &pitch )[ index ];
+}
+
+inline float& angles_t::operator[]( int index ) {
+	assert( ( index >= 0 ) && ( index < 3 ) );
+	return ( &pitch )[ index ];
+}
+
+inline angles_t::operator vec3_p( void ) {
+	return *( idVec3_t * )&pitch;
+}
+
+inline void angles_t::set( float pitch, float yaw, float roll ) {
+	this->pitch = pitch;
+	this->yaw	= yaw;
+	this->roll	= roll;
+}
+
+inline void angles_t::operator=( angles_t const &a ) {
+	pitch	= a.pitch;
+	yaw		= a.yaw;
+	roll	= a.roll;
+}
+
+inline void angles_t::operator=( idVec3_t const &a ) {
+	pitch	= a[ 0 ];
+	yaw		= a[ 1 ];
+	roll	= a[ 2 ];
+}
+
+inline angles_t operator+( const angles_t &a, const angles_t &b ) {
+	return angles_t( a.pitch + b.pitch, a.yaw + b.yaw, a.roll + b.roll );
+}
+
+inline angles_t& angles_t::operator+=( angles_t const &a ) {
+	pitch	+= a.pitch;
+	yaw		+= a.yaw;
+	roll	+= a.roll;
+
+	return *this;
+}
+
+inline angles_t& angles_t::operator+=( idVec3_t const &a ) {
+	pitch	+= a.x;
+	yaw	+= a.y;
+	roll	+= a.z;
+
+	return *this;
+}
+
+inline angles_t operator-( angles_t &a, angles_t &b ) {
+	return angles_t( a.pitch - b.pitch, a.yaw - b.yaw, a.roll - b.roll );
+}
+
+inline angles_t& angles_t::operator-=( angles_t &a ) {
+	pitch	-= a.pitch;
+	yaw		-= a.yaw;
+	roll	-= a.roll;
+
+	return *this;
+}
+
+inline angles_t operator*( const angles_t &a, float b ) {
+	return angles_t( a.pitch * b, a.yaw * b, a.roll * b );
+}
+
+inline angles_t operator*( float a, const angles_t &b ) {
+	return angles_t( a * b.pitch, a * b.yaw, a * b.roll );
+}
+
+inline angles_t& angles_t::operator*=( float a ) {
+	pitch	*= a;
+	yaw		*= a;
+	roll	*= a;
+
+	return *this;
+}
+
+inline int operator==( angles_t &a, angles_t &b ) {
+	return ( ( a.pitch == b.pitch ) && ( a.yaw == b.yaw ) && ( a.roll == b.roll ) );
+}
+
+inline int operator!=( angles_t &a, angles_t &b ) {
+	return ( ( a.pitch != b.pitch ) || ( a.yaw != b.yaw ) || ( a.roll != b.roll ) );
+}
+
+inline angles_t& angles_t::Zero( void ) {
+	pitch	= 0.0f;
+	yaw		= 0.0f;
+	roll	= 0.0f;
+
+	return *this;
+}
+
+#endif /* !__MATH_ANGLES_H__ */
diff --git a/code/splines/math_matrix.cpp b/code/splines/math_matrix.cpp
new file mode 100755
index 0000000..c7ae6db
--- /dev/null
+++ b/code/splines/math_matrix.cpp
@@ -0,0 +1,134 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#include "q_shared.h"
+
+mat3_t mat3_default( idVec3_t( 1, 0, 0 ), idVec3_t( 0, 1, 0 ), idVec3_t( 0, 0, 1 ) );
+
+void toMatrix( quat_t const &src, mat3_t &dst ) {
+	float	wx, wy, wz;
+	float	xx, yy, yz;
+	float	xy, xz, zz;
+	float	x2, y2, z2;
+
+	x2 = src.x + src.x;
+	y2 = src.y + src.y;
+	z2 = src.z + src.z;
+
+	xx = src.x * x2;
+	xy = src.x * y2;
+	xz = src.x * z2;
+
+	yy = src.y * y2;
+	yz = src.y * z2;
+	zz = src.z * z2;
+
+	wx = src.w * x2;
+	wy = src.w * y2;
+	wz = src.w * z2;
+
+	dst[ 0 ][ 0 ] = 1.0f - ( yy + zz );
+	dst[ 0 ][ 1 ] = xy - wz;
+	dst[ 0 ][ 2 ] = xz + wy;
+
+	dst[ 1 ][ 0 ] = xy + wz;
+	dst[ 1 ][ 1 ] = 1.0f - ( xx + zz );
+	dst[ 1 ][ 2 ] = yz - wx;
+
+	dst[ 2 ][ 0 ] = xz - wy;
+	dst[ 2 ][ 1 ] = yz + wx;
+	dst[ 2 ][ 2 ] = 1.0f - ( xx + yy );
+}
+
+void toMatrix( angles_t const &src, mat3_t &dst ) {
+	float			angle;
+	static float	sr, sp, sy, cr, cp, cy; // static to help MS compiler fp bugs
+		
+	angle = src.yaw * ( M_PI * 2.0f / 360.0f );
+	sy = sin( angle );
+	cy = cos( angle );
+
+	angle = src.pitch * ( M_PI * 2.0f / 360.0f );
+	sp = sin( angle );
+	cp = cos( angle );
+
+	angle = src.roll * ( M_PI * 2.0f / 360.0f );
+	sr = sin( angle );
+	cr = cos( angle );
+
+	dst[ 0 ].set( cp * cy, cp * sy, -sp );
+	dst[ 1 ].set( sr * sp * cy + cr * -sy, sr * sp * sy + cr * cy, sr * cp );
+	dst[ 2 ].set( cr * sp * cy + -sr * -sy, cr * sp * sy + -sr * cy, cr * cp );
+}
+
+void toMatrix( idVec3_t const &src, mat3_t &dst ) {
+        angles_t sup = src;
+        toMatrix(sup, dst);
+}
+
+void mat3_t::ProjectVector( const idVec3_t &src, idVec3_t &dst ) const {
+	dst.x = src * mat[ 0 ];
+	dst.y = src * mat[ 1 ];
+	dst.z = src * mat[ 2 ];
+}
+
+void mat3_t::UnprojectVector( const idVec3_t &src, idVec3_t &dst ) const {
+	dst = mat[ 0 ] * src.x + mat[ 1 ] * src.y + mat[ 2 ] * src.z;
+}
+
+void mat3_t::Transpose( mat3_t &matrix ) {
+	int	i;
+	int	j;
+   
+	for( i = 0; i < 3; i++ ) {
+		for( j = 0; j < 3; j++ ) {
+			matrix[ i ][ j ] = mat[ j ][ i ];
+        }
+	}
+}
+
+void mat3_t::Transpose( void ) {
+	float	temp;
+	int		i;
+	int		j;
+   
+	for( i = 0; i < 3; i++ ) {
+		for( j = i + 1; j < 3; j++ ) {
+			temp = mat[ i ][ j ];
+			mat[ i ][ j ] = mat[ j ][ i ];
+			mat[ j ][ i ] = temp;
+        }
+	}
+}
+
+mat3_t mat3_t::Inverse( void ) const {
+	mat3_t inv( *this );
+
+	inv.Transpose();
+
+	return inv;
+}
+
+void mat3_t::Clear( void ) {
+	mat[0].set( 1, 0, 0 );
+	mat[1].set( 0, 1, 0 );
+	mat[2].set( 0, 0, 1 );
+}
diff --git a/code/splines/math_matrix.h b/code/splines/math_matrix.h
new file mode 100755
index 0000000..e15a001
--- /dev/null
+++ b/code/splines/math_matrix.h
@@ -0,0 +1,223 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __MATH_MATRIX_H__
+#define __MATH_MATRIX_H__
+
+#include <string.h>
+#include "math_vector.h"
+
+#ifndef ID_INLINE
+#ifdef _WIN32
+#define ID_INLINE __inline 
+#else
+#define ID_INLINE inline
+#endif
+#endif
+
+class quat_t;
+class angles_t;
+
+class mat3_t {
+public:
+	idVec3_t			mat[ 3 ];
+
+					mat3_t();
+					mat3_t( float src[ 3 ][ 3 ] );
+					mat3_t( idVec3_t const &x, idVec3_t const &y, idVec3_t const &z );
+					mat3_t( const float xx, const float xy, const float xz, const float yx, const float yy, const float yz, const float zx, const float zy, const float zz );
+
+	friend void		toMatrix( quat_t const &src, mat3_t &dst );
+	friend void		toMatrix( angles_t const &src, mat3_t &dst );
+	friend void		toMatrix( idVec3_t const &src, mat3_t &dst );
+
+	idVec3_t			operator[]( int index ) const;
+	idVec3_t			&operator[]( int index );
+
+	idVec3_t			operator*( const idVec3_t &vec ) const;
+	mat3_t			operator*( const mat3_t &a ) const;
+	mat3_t			operator*( float a ) const;
+	mat3_t			operator+( mat3_t const &a ) const;
+	mat3_t			operator-( mat3_t const &a ) const;
+
+	friend idVec3_t	operator*( const idVec3_t &vec, const mat3_t &mat );
+	friend mat3_t	operator*( float a, mat3_t const &b );
+
+	mat3_t			&operator*=( float a );
+	mat3_t			&operator+=( mat3_t const &a );
+	mat3_t			&operator-=( mat3_t const &a );
+
+	void			Clear( void );
+
+	void			ProjectVector( const idVec3_t &src, idVec3_t &dst ) const;
+	void			UnprojectVector( const idVec3_t &src, idVec3_t &dst ) const;
+
+	void			OrthoNormalize( void );
+	void			Transpose( mat3_t &matrix );
+	void			Transpose( void );
+	mat3_t			Inverse( void ) const;
+	void			Identity( void );
+
+	friend void		InverseMultiply( const mat3_t &inv, const mat3_t &b, mat3_t &dst );
+	friend mat3_t	SkewSymmetric( idVec3_t const &src );
+};
+
+ID_INLINE mat3_t::mat3_t() {
+}
+
+ID_INLINE mat3_t::mat3_t( float src[ 3 ][ 3 ] ) {
+	memcpy( mat, src, sizeof( src ) );
+}
+
+ID_INLINE mat3_t::mat3_t( idVec3_t const &x, idVec3_t const &y, idVec3_t const &z ) {
+	mat[ 0 ].x = x.x; mat[ 0 ].y = x.y; mat[ 0 ].z = x.z;
+	mat[ 1 ].x = y.x; mat[ 1 ].y = y.y; mat[ 1 ].z = y.z;
+	mat[ 2 ].x = z.x; mat[ 2 ].y = z.y; mat[ 2 ].z = z.z;
+}
+
+ID_INLINE mat3_t::mat3_t( const float xx, const float xy, const float xz, const float yx, const float yy, const float yz, const float zx, const float zy, const float zz ) {
+	mat[ 0 ].x = xx; mat[ 0 ].y = xy; mat[ 0 ].z = xz;
+	mat[ 1 ].x = yx; mat[ 1 ].y = yy; mat[ 1 ].z = yz;
+	mat[ 2 ].x = zx; mat[ 2 ].y = zy; mat[ 2 ].z = zz;
+}
+
+ID_INLINE idVec3_t mat3_t::operator[]( int index ) const {
+	assert( ( index >= 0 ) && ( index < 3 ) );
+	return mat[ index ];
+}
+
+ID_INLINE idVec3_t& mat3_t::operator[]( int index ) {
+	assert( ( index >= 0 ) && ( index < 3 ) );
+	return mat[ index ];
+}
+
+ID_INLINE idVec3_t mat3_t::operator*( const idVec3_t &vec ) const {
+	return idVec3_t( 
+		mat[ 0 ].x * vec.x + mat[ 1 ].x * vec.y + mat[ 2 ].x * vec.z,
+		mat[ 0 ].y * vec.x + mat[ 1 ].y * vec.y + mat[ 2 ].y * vec.z,
+		mat[ 0 ].z * vec.x + mat[ 1 ].z * vec.y + mat[ 2 ].z * vec.z );
+}
+
+ID_INLINE mat3_t mat3_t::operator*( const mat3_t &a ) const {
+	return mat3_t( 
+		mat[0].x * a[0].x + mat[0].y * a[1].x + mat[0].z * a[2].x,
+		mat[0].x * a[0].y + mat[0].y * a[1].y + mat[0].z * a[2].y,
+		mat[0].x * a[0].z + mat[0].y * a[1].z + mat[0].z * a[2].z,
+		mat[1].x * a[0].x + mat[1].y * a[1].x + mat[1].z * a[2].x,
+		mat[1].x * a[0].y + mat[1].y * a[1].y + mat[1].z * a[2].y,
+		mat[1].x * a[0].z + mat[1].y * a[1].z + mat[1].z * a[2].z,
+		mat[2].x * a[0].x + mat[2].y * a[1].x + mat[2].z * a[2].x,
+		mat[2].x * a[0].y + mat[2].y * a[1].y + mat[2].z * a[2].y,
+		mat[2].x * a[0].z + mat[2].y * a[1].z + mat[2].z * a[2].z );
+}
+
+ID_INLINE mat3_t mat3_t::operator*( float a ) const {
+	return mat3_t( 
+		mat[0].x * a, mat[0].y * a, mat[0].z * a, 
+		mat[1].x * a, mat[1].y * a, mat[1].z * a, 
+		mat[2].x * a, mat[2].y * a, mat[2].z * a );
+}
+
+ID_INLINE mat3_t mat3_t::operator+( mat3_t const &a ) const {
+	return mat3_t( 
+		mat[0].x + a[0].x, mat[0].y + a[0].y, mat[0].z + a[0].z, 
+		mat[1].x + a[1].x, mat[1].y + a[1].y, mat[1].z + a[1].z, 
+		mat[2].x + a[2].x, mat[2].y + a[2].y, mat[2].z + a[2].z );
+}
+    
+ID_INLINE mat3_t mat3_t::operator-( mat3_t const &a ) const {
+	return mat3_t( 
+		mat[0].x - a[0].x, mat[0].y - a[0].y, mat[0].z - a[0].z, 
+		mat[1].x - a[1].x, mat[1].y - a[1].y, mat[1].z - a[1].z, 
+		mat[2].x - a[2].x, mat[2].y - a[2].y, mat[2].z - a[2].z );
+}
+
+ID_INLINE idVec3_t operator*( const idVec3_t &vec, const mat3_t &mat ) {
+	return idVec3_t( 
+		mat[ 0 ].x * vec.x + mat[ 1 ].x * vec.y + mat[ 2 ].x * vec.z,
+		mat[ 0 ].y * vec.x + mat[ 1 ].y * vec.y + mat[ 2 ].y * vec.z,
+		mat[ 0 ].z * vec.x + mat[ 1 ].z * vec.y + mat[ 2 ].z * vec.z );
+}
+
+ID_INLINE mat3_t operator*( float a, mat3_t const &b ) {
+	return mat3_t( 
+		b[0].x * a, b[0].y * a, b[0].z * a, 
+		b[1].x * a, b[1].y * a, b[1].z * a, 
+		b[2].x * a, b[2].y * a, b[2].z * a );
+}
+
+ID_INLINE mat3_t &mat3_t::operator*=( float a ) {
+	mat[0].x *= a; mat[0].y *= a; mat[0].z *= a;
+	mat[1].x *= a; mat[1].y *= a; mat[1].z *= a; 
+	mat[2].x *= a; mat[2].y *= a; mat[2].z *= a;
+
+    return *this;
+}
+
+ID_INLINE mat3_t &mat3_t::operator+=( mat3_t const &a ) {
+	mat[0].x += a[0].x; mat[0].y += a[0].y; mat[0].z += a[0].z;
+	mat[1].x += a[1].x; mat[1].y += a[1].y; mat[1].z += a[1].z;
+	mat[2].x += a[2].x; mat[2].y += a[2].y; mat[2].z += a[2].z;
+
+    return *this;
+}
+
+ID_INLINE mat3_t &mat3_t::operator-=( mat3_t const &a ) {
+	mat[0].x -= a[0].x; mat[0].y -= a[0].y; mat[0].z -= a[0].z;
+	mat[1].x -= a[1].x; mat[1].y -= a[1].y; mat[1].z -= a[1].z;
+	mat[2].x -= a[2].x; mat[2].y -= a[2].y; mat[2].z -= a[2].z;
+
+    return *this;
+}
+
+ID_INLINE void mat3_t::OrthoNormalize( void ) {
+	mat[ 0 ].Normalize();
+	mat[ 2 ].Cross( mat[ 0 ], mat[ 1 ] );
+	mat[ 2 ].Normalize();
+	mat[ 1 ].Cross( mat[ 2 ], mat[ 0 ] );
+	mat[ 1 ].Normalize();
+}
+
+ID_INLINE void mat3_t::Identity( void ) {
+	mat[ 0 ].x = 1.f; mat[ 0 ].y = 0.f; mat[ 0 ].z = 0.f;
+	mat[ 1 ].x = 0.f; mat[ 1 ].y = 1.f; mat[ 1 ].z = 0.f;
+	mat[ 2 ].x = 0.f; mat[ 2 ].y = 0.f; mat[ 2 ].z = 1.f;
+}
+
+ID_INLINE void InverseMultiply( const mat3_t &inv, const mat3_t &b, mat3_t &dst ) {
+	dst[0].x = inv[0].x * b[0].x + inv[1].x * b[1].x + inv[2].x * b[2].x;
+	dst[0].y = inv[0].x * b[0].y + inv[1].x * b[1].y + inv[2].x * b[2].y;
+	dst[0].z = inv[0].x * b[0].z + inv[1].x * b[1].z + inv[2].x * b[2].z;
+	dst[1].x = inv[0].y * b[0].x + inv[1].y * b[1].x + inv[2].y * b[2].x;
+	dst[1].y = inv[0].y * b[0].y + inv[1].y * b[1].y + inv[2].y * b[2].y;
+	dst[1].z = inv[0].y * b[0].z + inv[1].y * b[1].z + inv[2].y * b[2].z;
+	dst[2].x = inv[0].z * b[0].x + inv[1].z * b[1].x + inv[2].z * b[2].x;
+	dst[2].y = inv[0].z * b[0].y + inv[1].z * b[1].y + inv[2].z * b[2].y;
+	dst[2].z = inv[0].z * b[0].z + inv[1].z * b[1].z + inv[2].z * b[2].z;
+}
+
+ID_INLINE mat3_t SkewSymmetric( idVec3_t const &src ) {
+	return mat3_t( 0.0f, -src.z,  src.y, src.z,   0.0f, -src.x, -src.y,  src.x,   0.0f );
+}
+
+extern mat3_t mat3_default;
+
+#endif /* !__MATH_MATRIX_H__ */
diff --git a/code/splines/math_quaternion.cpp b/code/splines/math_quaternion.cpp
new file mode 100755
index 0000000..f37a6b6
--- /dev/null
+++ b/code/splines/math_quaternion.cpp
@@ -0,0 +1,78 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#include "math_quaternion.h"
+#include "math_matrix.h"
+
+void toQuat( idVec3_t &src, quat_t &dst ) {
+	dst.x = src.x;
+	dst.y = src.y;
+	dst.z = src.z;
+	dst.w = 0.0f;
+}
+
+void toQuat( angles_t &src, quat_t &dst ) {
+	mat3_t temp;
+
+	toMatrix( src, temp );
+	toQuat( temp, dst );
+}
+
+void toQuat( mat3_t &src, quat_t &dst ) {
+	float		trace;
+	float		s;
+	int     	i;
+	int			j;
+	int			k;
+
+	static int 	next[ 3 ] = { 1, 2, 0 };
+
+	trace = src[ 0 ][ 0 ] + src[ 1 ][ 1 ] + src[ 2 ][ 2 ];
+	if ( trace > 0.0f ) {
+		s = ( float )sqrt( trace + 1.0f );
+		dst.w = s * 0.5f;
+		s = 0.5f / s;
+    
+		dst.x = ( src[ 2 ][ 1 ] - src[ 1 ][ 2 ] ) * s;
+		dst.y = ( src[ 0 ][ 2 ] - src[ 2 ][ 0 ] ) * s;
+		dst.z = ( src[ 1 ][ 0 ] - src[ 0 ][ 1 ] ) * s;
+	} else {
+		i = 0;
+		if ( src[ 1 ][ 1 ] > src[ 0 ][ 0 ] ) {
+			i = 1;
+		}
+		if ( src[ 2 ][ 2 ] > src[ i ][ i ] ) {
+			i = 2;
+		}
+
+		j = next[ i ];  
+		k = next[ j ];
+    
+		s = ( float )sqrt( ( src[ i ][ i ] - ( src[ j ][ j ] + src[ k ][ k ] ) ) + 1.0f );
+		dst[ i ] = s * 0.5f;
+    
+		s = 0.5f / s;
+    
+		dst.w		= ( src[ k ][ j ] - src[ j ][ k ] ) * s;
+		dst[ j ]	= ( src[ j ][ i ] + src[ i ][ j ] ) * s;
+		dst[ k ]	= ( src[ k ][ i ] + src[ i ][ k ] ) * s;
+	}
+}
diff --git a/code/splines/math_quaternion.h b/code/splines/math_quaternion.h
new file mode 100755
index 0000000..f960aea
--- /dev/null
+++ b/code/splines/math_quaternion.h
@@ -0,0 +1,190 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __MATH_QUATERNION_H__
+#define __MATH_QUATERNION_H__
+
+#include <assert.h>
+#include <math.h>
+
+class idVec3_t;
+class angles_t;
+class mat3_t;
+
+class quat_t {
+public:
+	float			x;
+	float			y;
+	float			z;
+	float			w;
+
+					quat_t();
+					quat_t( float x, float y, float z, float w );
+
+	friend void		toQuat( idVec3_t &src, quat_t &dst );
+	friend void		toQuat( angles_t &src, quat_t &dst );
+	friend void		toQuat( mat3_t &src, quat_t &dst );
+
+	float			*vec4( void );
+			
+	float			operator[]( int index ) const;
+	float			&operator[]( int index );
+
+	void 			set( float x, float y, float z, float w );
+
+	void			operator=( quat_t a );
+
+	friend quat_t	operator+( quat_t a, quat_t b );
+	quat_t			&operator+=( quat_t a );
+
+	friend quat_t	operator-( quat_t a, quat_t b );
+	quat_t			&operator-=( quat_t a );
+
+	friend quat_t	operator*( quat_t a, float b );
+	friend quat_t	operator*( float a, quat_t b );
+	quat_t			&operator*=( float a );
+
+	friend int		operator==(	quat_t a, quat_t b );
+	friend int		operator!=(	quat_t a, quat_t b );
+
+	float			Length( void );
+	quat_t			&Normalize( void );
+
+	quat_t			operator-();
+};
+
+inline quat_t::quat_t() {
+}
+
+inline quat_t::quat_t( float x, float y, float z, float w ) {
+	this->x = x;
+	this->y = y;
+	this->z = z;
+	this->w = w;
+}
+
+inline float *quat_t::vec4( void ) {
+	return &x;
+}
+
+inline float quat_t::operator[]( int index ) const {
+	assert( ( index >= 0 ) && ( index < 4 ) );
+	return ( &x )[ index ];
+}
+
+inline float& quat_t::operator[]( int index ) {
+	assert( ( index >= 0 ) && ( index < 4 ) );
+	return ( &x )[ index ];
+}
+
+inline void quat_t::set( float x, float y, float z, float w ) {
+	this->x = x;
+	this->y = y;
+	this->z = z;
+	this->w = w;
+}
+
+inline void quat_t::operator=( quat_t a ) {
+	x = a.x;
+	y = a.y;
+	z = a.z;
+	w = a.w;
+}
+
+inline quat_t operator+( quat_t a, quat_t b ) {
+	return quat_t( a.x + b.x, a.y + b.y, a.z + b.z, a.w + b.w );
+}
+
+inline quat_t& quat_t::operator+=( quat_t a ) {
+	x += a.x;
+	y += a.y;
+	z += a.z;
+	w += a.w;
+
+	return *this;
+}
+
+inline quat_t operator-( quat_t a, quat_t b ) {
+	return quat_t( a.x - b.x, a.y - b.y, a.z - b.z, a.w - b.w );
+}
+
+inline quat_t& quat_t::operator-=( quat_t a ) {
+	x -= a.x;
+	y -= a.y;
+	z -= a.z;
+	w -= a.w;
+
+	return *this;
+}
+
+inline quat_t operator*( quat_t a, float b ) {
+	return quat_t( a.x * b, a.y * b, a.z * b, a.w * b );
+}
+
+inline quat_t operator*( float a, quat_t b ) {
+	return b * a;
+}
+
+inline quat_t& quat_t::operator*=( float a ) {
+	x *= a;
+	y *= a;
+	z *= a;
+	w *= a;
+
+	return *this;
+}
+
+inline int operator==( quat_t a, quat_t b ) {
+	return ( ( a.x == b.x ) && ( a.y == b.y ) && ( a.z == b.z ) && ( a.w == b.w ) );
+}
+
+inline int operator!=( quat_t a, quat_t b ) {
+	return ( ( a.x != b.x ) || ( a.y != b.y ) || ( a.z != b.z ) && ( a.w != b.w ) );
+}
+
+inline float quat_t::Length( void ) {
+	float length;
+	
+	length = x * x + y * y + z * z + w * w;
+	return ( float )sqrt( length );
+}
+
+inline quat_t& quat_t::Normalize( void ) {
+	float length;
+	float ilength;
+
+	length = this->Length();
+	if ( length ) {
+		ilength = 1 / length;
+		x *= ilength;
+		y *= ilength;
+		z *= ilength;
+		w *= ilength;
+	}
+		
+	return *this;
+}
+
+inline quat_t quat_t::operator-() {
+	return quat_t( -x, -y, -z, -w );
+}
+
+#endif /* !__MATH_QUATERNION_H__ */
diff --git a/code/splines/math_vector.cpp b/code/splines/math_vector.cpp
new file mode 100755
index 0000000..a39d859
--- /dev/null
+++ b/code/splines/math_vector.cpp
@@ -0,0 +1,144 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+//#include "../game/q_shared.h"
+#include "math_vector.h"
+#include <assert.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+#include <ctype.h>
+
+#define M_PI		3.14159265358979323846	// matches value in gcc v2 math.h
+
+#define LERP_DELTA 1e-6
+
+idVec3_t vec_zero( 0.0f, 0.0f, 0.0f );
+
+Bounds	boundsZero;
+
+float idVec3_t::toYaw( void ) {
+	float yaw;
+	
+	if ( ( y == 0 ) && ( x == 0 ) ) {
+		yaw = 0;
+	} else {
+		yaw = atan2( y, x ) * 180 / M_PI;
+		if ( yaw < 0 ) {
+			yaw += 360;
+		}
+	}
+
+	return yaw;
+}
+
+float idVec3_t::toPitch( void ) {
+	float	forward;
+	float	pitch;
+	
+	if ( ( x == 0 ) && ( y == 0 ) ) {
+		if ( z > 0 ) {
+			pitch = 90;
+		} else {
+			pitch = 270;
+		}
+	} else {
+		forward = ( float )idSqrt( x * x + y * y );
+		pitch = atan2( z, forward ) * 180 / M_PI;
+		if ( pitch < 0 ) {
+			pitch += 360;
+		}
+	}
+
+	return pitch;
+}
+
+/*
+angles_t idVec3_t::toAngles( void ) {
+	float forward;
+	float yaw;
+	float pitch;
+	
+	if ( ( x == 0 ) && ( y == 0 ) ) {
+		yaw = 0;
+		if ( z > 0 ) {
+			pitch = 90;
+		} else {
+			pitch = 270;
+		}
+	} else {
+		yaw = atan2( y, x ) * 180 / M_PI;
+		if ( yaw < 0 ) {
+			yaw += 360;
+		}
+
+		forward = ( float )idSqrt( x * x + y * y );
+		pitch = atan2( z, forward ) * 180 / M_PI;
+		if ( pitch < 0 ) {
+			pitch += 360;
+		}
+	}
+
+	return angles_t( -pitch, yaw, 0 );
+}
+*/
+
+idVec3_t LerpVector( idVec3_t &w1, idVec3_t &w2, const float t ) {
+	float omega, cosom, sinom, scale0, scale1;
+
+	cosom = w1 * w2;
+	if ( ( 1.0 - cosom ) > LERP_DELTA ) {
+		omega = acos( cosom );
+		sinom = sin( omega );
+		scale0 = sin( ( 1.0 - t ) * omega ) / sinom;
+		scale1 = sin( t * omega ) / sinom;
+	} else {
+		scale0 = 1.0 - t;
+		scale1 = t;
+	}
+
+	return ( w1 * scale0 + w2 * scale1 );
+}
+
+/*
+=============
+idVec3_t::string
+
+This is just a convenience function
+for printing vectors
+=============
+*/
+char *idVec3_t::string( void ) {
+	static	int		index = 0;
+	static	char	str[ 8 ][ 36 ];
+	char	*s;
+
+	// use an array so that multiple toString's won't collide
+	s = str[ index ];
+	index = (index + 1)&7;
+
+	sprintf( s, "%.2f %.2f %.2f", x, y, z );
+
+	return s;
+}
diff --git a/code/splines/math_vector.h b/code/splines/math_vector.h
new file mode 100755
index 0000000..be4418d
--- /dev/null
+++ b/code/splines/math_vector.h
@@ -0,0 +1,574 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __MATH_VECTOR_H__
+#define __MATH_VECTOR_H__
+
+#if defined(_WIN32)
+#pragma warning(disable : 4244)
+#endif
+
+#include <math.h>
+#include <assert.h>
+
+//#define DotProduct(a,b)			((a)[0]*(b)[0]+(a)[1]*(b)[1]+(a)[2]*(b)[2])
+//#define VectorSubtract(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2])
+//#define VectorAdd(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2])
+//#define VectorCopy(a,b)			((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2])
+//#define VectorCopy(a,b)			((b).x=(a).x,(b).y=(a).y,(b).z=(a).z])
+
+//#define	VectorScale(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s))
+#define	__VectorMA(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s))
+//#define CrossProduct(a,b,c)		((c)[0]=(a)[1]*(b)[2]-(a)[2]*(b)[1],(c)[1]=(a)[2]*(b)[0]-(a)[0]*(b)[2],(c)[2]=(a)[0]*(b)[1]-(a)[1]*(b)[0])
+
+#define DotProduct4(x,y)		((x)[0]*(y)[0]+(x)[1]*(y)[1]+(x)[2]*(y)[2]+(x)[3]*(y)[3])
+#define VectorSubtract4(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2],(c)[3]=(a)[3]-(b)[3])
+#define VectorAdd4(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2],(c)[3]=(a)[3]+(b)[3])
+#define VectorCopy4(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+#define	VectorScale4(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s),(o)[3]=(v)[3]*(s))
+#define	VectorMA4(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s),(o)[3]=(v)[3]+(b)[3]*(s))
+
+
+//#define VectorClear(a)			((a)[0]=(a)[1]=(a)[2]=0)
+#define VectorNegate(a,b)		((b)[0]=-(a)[0],(b)[1]=-(a)[1],(b)[2]=-(a)[2])
+//#define VectorSet(v, x, y, z)	((v)[0]=(x), (v)[1]=(y), (v)[2]=(z))
+#define Vector4Copy(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+
+#define	SnapVector(v) {v[0]=(int)v[0];v[1]=(int)v[1];v[2]=(int)v[2];}
+
+
+//#include "util_heap.h"
+
+#ifndef EQUAL_EPSILON
+#define EQUAL_EPSILON	0.001
+#endif
+
+float Q_fabs( float f );
+
+#ifndef ID_INLINE
+#ifdef _WIN32
+#define ID_INLINE __inline 
+#else
+#define ID_INLINE inline
+#endif
+#endif
+
+// if this is defined, vec3 will take four elements, which may allow
+// easier SIMD optimizations
+//#define	FAT_VEC3
+//#ifdef __ppc__
+//#pragma align(16)
+//#endif
+
+class angles_t;
+#ifdef __ppc__
+// Vanilla PPC code, but since PPC has a reciprocal square root estimate instruction, 
+// runs *much* faster than calling sqrt(). We'll use two Newton-Raphson 
+// refinement steps to get bunch more precision in the 1/sqrt() value for very little cost. 
+// We'll then multiply 1/sqrt times the original value to get the sqrt. 
+// This is about 12.4 times faster than sqrt() and according to my testing (not exhaustive) 
+// it returns fairly accurate results (error below 1.0e-5 up to 100000.0 in 0.1 increments). 
+
+static inline float idSqrt(float x) {
+    const float half = 0.5;
+    const float one = 1.0;
+    float B, y0, y1;
+
+    // This'll NaN if it hits frsqrte. Handle both +0.0 and -0.0
+    if (fabs(x) == 0.0)
+        return x;
+    B = x;
+    
+#ifdef __GNUC__
+    asm("frsqrte %0,%1" : "=f" (y0) : "f" (B));
+#else
+    y0 = __frsqrte(B);
+#endif
+    /* First refinement step */
+    
+    y1 = y0 + half*y0*(one - B*y0*y0);
+    
+    /* Second refinement step -- copy the output of the last step to the input of this step */
+    
+    y0 = y1;
+    y1 = y0 + half*y0*(one - B*y0*y0);
+    
+    /* Get sqrt(x) from x * 1/sqrt(x) */
+    return x * y1;
+}
+#else
+static inline double idSqrt(double x) {
+    return sqrt(x);
+}
+#endif
+
+
+//class idVec3_t  : public idHeap<idVec3_t> {
+class idVec3_t {
+public:	
+#ifndef	FAT_VEC3
+	    float x,y,z;
+#else
+	    float x,y,z,dist;
+#endif
+
+#ifndef	FAT_VEC3
+					idVec3_t() {};
+#else
+					idVec3_t() {dist = 0.0f;};
+#endif
+					idVec3_t( const float x, const float y, const float z );
+
+					operator float *();
+
+	float			operator[]( const int index ) const;
+	float			&operator[]( const int index );
+
+	void 			set( const float x, const float y, const float z );
+
+	idVec3_t			operator-() const;
+
+	idVec3_t			&operator=( const idVec3_t &a );
+
+	float			operator*( const idVec3_t &a ) const;
+	idVec3_t			operator*( const float a ) const;
+	friend idVec3_t	operator*( float a, idVec3_t b );
+
+	idVec3_t			operator+( const idVec3_t &a ) const;
+	idVec3_t			operator-( const idVec3_t &a ) const;
+	
+	idVec3_t			&operator+=( const idVec3_t &a );
+	idVec3_t			&operator-=( const idVec3_t &a );
+	idVec3_t			&operator*=( const float a );
+
+	int				operator==(	const idVec3_t &a ) const;
+	int				operator!=(	const idVec3_t &a ) const;
+
+	idVec3_t			Cross( const idVec3_t &a ) const;
+	idVec3_t			&Cross( const idVec3_t &a, const idVec3_t &b );
+
+	float			Length( void ) const;
+	float			Normalize( void );
+
+	void			Zero( void );
+	void			Snap( void );
+	void			SnapTowards( const idVec3_t &to );
+
+	float			toYaw( void );
+	float			toPitch( void );
+	angles_t		toAngles( void );
+	friend idVec3_t	LerpVector( const idVec3_t &w1, const idVec3_t &w2, const float t );
+
+	char			*string( void );
+};
+
+extern idVec3_t vec_zero;
+
+ID_INLINE idVec3_t::idVec3_t( const float x, const float y, const float z ) {
+	this->x = x;
+	this->y = y;
+	this->z = z;
+#ifdef	FAT_VEC3
+	this->dist = 0.0f;
+#endif
+}
+
+ID_INLINE float idVec3_t::operator[]( const int index ) const {
+	return ( &x )[ index ];
+}
+
+ID_INLINE float &idVec3_t::operator[]( const int index ) {
+	return ( &x )[ index ];
+}
+
+ID_INLINE idVec3_t::operator float *( void ) {
+	return &x;
+}
+
+ID_INLINE idVec3_t idVec3_t::operator-() const {
+	return idVec3_t( -x, -y, -z );
+}
+	
+ID_INLINE idVec3_t &idVec3_t::operator=( const idVec3_t &a ) { 
+	x = a.x;
+	y = a.y;
+	z = a.z;
+	
+	return *this;
+}
+
+ID_INLINE void idVec3_t::set( const float x, const float y, const float z ) {
+	this->x = x;
+	this->y = y;
+	this->z = z;
+}
+
+ID_INLINE idVec3_t idVec3_t::operator-( const idVec3_t &a ) const {
+	return idVec3_t( x - a.x, y - a.y, z - a.z );
+}
+
+ID_INLINE float idVec3_t::operator*( const idVec3_t &a ) const {
+	return x * a.x + y * a.y + z * a.z;
+}
+
+ID_INLINE idVec3_t idVec3_t::operator*( const float a ) const {
+	return idVec3_t( x * a, y * a, z * a );
+}
+
+ID_INLINE idVec3_t operator*( const float a, const idVec3_t b ) {
+	return idVec3_t( b.x * a, b.y * a, b.z * a );
+}
+
+ID_INLINE idVec3_t idVec3_t::operator+( const idVec3_t &a ) const {
+	return idVec3_t( x + a.x, y + a.y, z + a.z );
+}
+
+ID_INLINE idVec3_t &idVec3_t::operator+=( const idVec3_t &a ) {
+	x += a.x;
+	y += a.y;
+	z += a.z;
+
+	return *this;
+}
+
+ID_INLINE idVec3_t &idVec3_t::operator-=( const idVec3_t &a ) {
+	x -= a.x;
+	y -= a.y;
+	z -= a.z;
+
+	return *this;
+}
+
+ID_INLINE idVec3_t &idVec3_t::operator*=( const float a ) {
+	x *= a;
+	y *= a;
+	z *= a;
+
+	return *this;
+}
+
+ID_INLINE int idVec3_t::operator==( const idVec3_t &a ) const {
+	if ( Q_fabs( x - a.x ) > EQUAL_EPSILON ) {
+		return false;
+	}
+			
+	if ( Q_fabs( y - a.y ) > EQUAL_EPSILON ) {
+		return false;
+	}
+
+	if ( Q_fabs( z - a.z ) > EQUAL_EPSILON ) {
+		return false;
+	}
+
+	return true;
+}
+
+ID_INLINE int idVec3_t::operator!=( const idVec3_t &a ) const {
+	if ( Q_fabs( x - a.x ) > EQUAL_EPSILON ) {
+		return true;
+	}
+			
+	if ( Q_fabs( y - a.y ) > EQUAL_EPSILON ) {
+		return true;
+	}
+
+	if ( Q_fabs( z - a.z ) > EQUAL_EPSILON ) {
+		return true;
+	}
+
+	return false;
+}
+
+ID_INLINE idVec3_t idVec3_t::Cross( const idVec3_t &a ) const {
+	return idVec3_t( y * a.z - z * a.y, z * a.x - x * a.z, x * a.y - y * a.x );
+}
+
+ID_INLINE idVec3_t &idVec3_t::Cross( const idVec3_t &a, const idVec3_t &b ) {
+	x = a.y * b.z - a.z * b.y;
+	y = a.z * b.x - a.x * b.z;
+	z = a.x * b.y - a.y * b.x;
+
+	return *this;
+}
+
+ID_INLINE float idVec3_t::Length( void ) const {
+	float length;
+	
+	length = x * x + y * y + z * z;
+	return ( float )idSqrt( length );
+}
+
+ID_INLINE float idVec3_t::Normalize( void ) {
+	float length;
+	float ilength;
+
+	length = this->Length();
+	if ( length ) {
+		ilength = 1.0f / length;
+		x *= ilength;
+		y *= ilength;
+		z *= ilength;
+	}
+		
+	return length;
+}
+
+ID_INLINE void idVec3_t::Zero( void ) {
+	x = 0.0f;
+	y = 0.0f;
+	z = 0.0f;
+}
+
+ID_INLINE void idVec3_t::Snap( void ) {
+	x = float( int( x ) );
+	y = float( int( y ) );
+	z = float( int( z ) );
+}
+
+/*
+======================
+SnapTowards
+
+Round a vector to integers for more efficient network
+transmission, but make sure that it rounds towards a given point
+rather than blindly truncating.  This prevents it from truncating 
+into a wall.
+======================
+*/
+ID_INLINE void idVec3_t::SnapTowards( const idVec3_t &to ) {
+	if ( to.x <= x ) {
+		x = float( int( x ) );
+	} else {
+		x = float( int( x ) + 1 );
+	}
+
+	if ( to.y <= y ) {
+		y = float( int( y ) );
+	} else {
+		y = float( int( y ) + 1 );
+	}
+
+	if ( to.z <= z ) {
+		z = float( int( z ) );
+	} else {
+		z = float( int( z ) + 1 );
+	}
+}
+
+//===============================================================
+
+class Bounds {
+public:
+	idVec3_t	b[2];
+
+			Bounds();
+			Bounds( const idVec3_t &mins, const idVec3_t &maxs );
+
+	void	Clear();
+	void	Zero();
+	float	Radius();		// radius from origin, not from center
+	idVec3_t	Center();
+	void	AddPoint( const idVec3_t &v );
+	void	AddBounds( const Bounds &bb );
+	bool	IsCleared();
+	bool	ContainsPoint( const idVec3_t &p );
+	bool	IntersectsBounds( const Bounds &b2 );	// touching is NOT intersecting
+};
+
+extern Bounds	boundsZero;
+
+ID_INLINE Bounds::Bounds(){
+}
+
+ID_INLINE bool Bounds::IsCleared() {
+	return b[0][0] > b[1][0];
+}
+
+ID_INLINE bool Bounds::ContainsPoint( const idVec3_t &p ) {
+	if ( p[0] < b[0][0] || p[1] < b[0][1] || p[2] < b[0][2]
+		|| p[0] > b[1][0] || p[1] > b[1][1] || p[2] > b[1][2] ) {
+		return false;
+	}
+	return true;
+}
+
+ID_INLINE bool Bounds::IntersectsBounds( const Bounds &b2 ) {
+	if ( b2.b[1][0] < b[0][0] || b2.b[1][1] < b[0][1] || b2.b[1][2] < b[0][2]
+		|| b2.b[0][0] > b[1][0] || b2.b[0][1] > b[1][1] || b2.b[0][2] > b[1][2] ) {
+		return false;
+	}
+	return true;
+}
+
+ID_INLINE Bounds::Bounds( const idVec3_t &mins, const idVec3_t &maxs ) {
+	b[0] = mins;
+	b[1] = maxs;
+}
+
+ID_INLINE idVec3_t Bounds::Center() {
+	return idVec3_t( ( b[1][0] + b[0][0] ) * 0.5f, ( b[1][1] + b[0][1] ) * 0.5f, ( b[1][2] + b[0][2] ) * 0.5f );
+}
+
+ID_INLINE void Bounds::Clear() {
+	b[0][0] = b[0][1] = b[0][2] = 99999;
+	b[1][0] = b[1][1] = b[1][2] = -99999;
+}
+
+ID_INLINE void Bounds::Zero() {
+	b[0][0] = b[0][1] = b[0][2] =
+	b[1][0] = b[1][1] = b[1][2] = 0;
+}
+
+ID_INLINE void Bounds::AddPoint( const idVec3_t &v ) {
+	if ( v[0] < b[0][0]) {
+		b[0][0] = v[0];
+	}
+	if ( v[0] > b[1][0]) {
+		b[1][0] = v[0];
+	}
+	if ( v[1] < b[0][1] ) {
+		b[0][1] = v[1];
+	}
+	if ( v[1] > b[1][1]) {
+		b[1][1] = v[1];
+	}
+	if ( v[2] < b[0][2] ) {
+		b[0][2] = v[2];
+	}
+	if ( v[2] > b[1][2]) {
+		b[1][2] = v[2];
+	}
+}
+
+
+ID_INLINE void Bounds::AddBounds( const Bounds &bb ) {
+	if ( bb.b[0][0] < b[0][0]) {
+		b[0][0] = bb.b[0][0];
+	}
+	if ( bb.b[0][1] < b[0][1]) {
+		b[0][1] = bb.b[0][1];
+	}
+	if ( bb.b[0][2] < b[0][2]) {
+		b[0][2] = bb.b[0][2];
+	}
+
+	if ( bb.b[1][0] > b[1][0]) {
+		b[1][0] = bb.b[1][0];
+	}
+	if ( bb.b[1][1] > b[1][1]) {
+		b[1][1] = bb.b[1][1];
+	}
+	if ( bb.b[1][2] > b[1][2]) {
+		b[1][2] = bb.b[1][2];
+	}
+}
+
+ID_INLINE float Bounds::Radius( ) {
+	int		i;
+	float	total;
+	float	a, aa;
+
+	total = 0;
+	for (i=0 ; i<3 ; i++) {
+		a = (float)fabs( b[0][i] );
+		aa = (float)fabs( b[1][i] );
+		if ( aa > a ) {
+			a = aa;
+		}
+		total += a * a;
+	}
+
+	return (float)idSqrt( total );
+}
+
+//===============================================================
+
+
+class idVec2_t {
+public:
+	float			x;
+	float			y;
+
+					operator float *();
+	float			operator[]( int index ) const;
+	float			&operator[]( int index );
+};
+
+ID_INLINE float idVec2_t::operator[]( int index ) const {
+	return ( &x )[ index ];
+}
+
+ID_INLINE float& idVec2_t::operator[]( int index ) {
+	return ( &x )[ index ];
+}
+
+ID_INLINE idVec2_t::operator float *( void ) {
+	return &x;
+}
+
+class vec4_t : public idVec3_t {
+public:
+#ifndef	FAT_VEC3
+	float			dist;
+#endif
+	vec4_t();
+	~vec4_t() {};
+	
+	vec4_t( float x, float y, float z, float dist );
+	float			operator[]( int index ) const;
+	float			&operator[]( int index );
+};
+
+ID_INLINE vec4_t::vec4_t() {}
+ID_INLINE vec4_t::vec4_t( float x, float y, float z, float dist ) {
+	this->x = x;
+	this->y = y;
+	this->z = z;
+	this->dist = dist;
+}
+
+ID_INLINE float vec4_t::operator[]( int index ) const {
+	return ( &x )[ index ];
+}
+
+ID_INLINE float& vec4_t::operator[]( int index ) {
+	return ( &x )[ index ];
+}
+
+
+class idVec5_t : public idVec3_t {
+public:
+	float			s;
+	float			t;
+	float			operator[]( int index ) const;
+	float			&operator[]( int index );
+};
+
+
+ID_INLINE float idVec5_t::operator[]( int index ) const {
+	return ( &x )[ index ];
+}
+
+ID_INLINE float& idVec5_t::operator[]( int index ) {
+	return ( &x )[ index ];
+}
+
+#endif /* !__MATH_VECTOR_H__ */
diff --git a/code/splines/q_parse.cpp b/code/splines/q_parse.cpp
new file mode 100755
index 0000000..4b29ea7
--- /dev/null
+++ b/code/splines/q_parse.cpp
@@ -0,0 +1,535 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+// q_parse.c -- support for parsing text files
+
+#include "q_shared.hpp"
+
+/*
+============================================================================
+
+PARSING
+
+============================================================================
+*/
+
+// multiple character punctuation tokens
+static const char *punctuation[] = {
+	"+=", "-=",  "*=",  "/=", "&=", "|=", "++", "--",
+		"&&", "||",  "<=",  ">=", "==", "!=",
+	NULL
+};
+
+typedef struct {
+	char	token[MAX_TOKEN_CHARS];
+	int		lines;
+	qboolean	ungetToken;
+	char	parseFile[MAX_QPATH];
+} parseInfo_t;
+
+#define	MAX_PARSE_INFO	16
+static parseInfo_t	parseInfo[MAX_PARSE_INFO];
+static int			parseInfoNum;
+static parseInfo_t	*pi = &parseInfo[0];
+
+/*
+===================
+Com_BeginParseSession
+===================
+*/
+void Com_BeginParseSession( const char *filename ) {
+	if ( parseInfoNum == MAX_PARSE_INFO - 1 ) {
+		Com_Error( ERR_FATAL, "Com_BeginParseSession: session overflow" );
+	}
+	parseInfoNum++;
+	pi = &parseInfo[parseInfoNum];
+
+	pi->lines = 1;
+	Q_strncpyz( pi->parseFile, filename, sizeof( pi->parseFile ) );
+}
+
+/*
+===================
+Com_EndParseSession
+===================
+*/
+void Com_EndParseSession( void ) {
+	if ( parseInfoNum == 0 ) {
+		Com_Error( ERR_FATAL, "Com_EndParseSession: session underflow" );
+	}
+	parseInfoNum--;
+	pi = &parseInfo[parseInfoNum];
+}
+
+/*
+===================
+Com_GetCurrentParseLine
+===================
+*/
+int Com_GetCurrentParseLine( void ) {
+	return pi->lines;
+}
+
+/*
+===================
+Com_ScriptError
+
+Prints the script name and line number in the message
+===================
+*/
+void Com_ScriptError( const char *msg, ... ) {
+	va_list		argptr;
+	char		string[32000];
+
+	va_start( argptr, msg );
+	vsprintf( string, msg,argptr );
+	va_end( argptr );
+
+	Com_Error( ERR_DROP, "File %s, line %i: %s", pi->parseFile, pi->lines, string );
+}
+
+void Com_ScriptWarning( const char *msg, ... ) {
+	va_list		argptr;
+	char		string[32000];
+
+	va_start( argptr, msg );
+	vsprintf( string, msg,argptr );
+	va_end( argptr );
+
+	Com_Printf( "File %s, line %i: %s", pi->parseFile, pi->lines, string );
+}
+
+
+/*
+===================
+Com_UngetToken
+
+Calling this will make the next Com_Parse return
+the current token instead of advancing the pointer
+===================
+*/
+void Com_UngetToken( void ) {
+	if ( pi->ungetToken ) {
+		Com_ScriptError( "UngetToken called twice" );
+	}
+	pi->ungetToken = qtrue;
+}
+
+
+static const char *SkipWhitespace( const char (*data), qboolean *hasNewLines ) {
+	int c;
+
+	while( (c = *data) <= ' ') {
+		if( !c ) {
+			return NULL;
+		}
+		if( c == '\n' ) {
+			pi->lines++;
+			*hasNewLines = qtrue;
+		}
+		data++;
+	}
+
+	return data;
+}
+
+/*
+==============
+Com_ParseExt
+
+Parse a token out of a string
+Will never return NULL, just empty strings.
+An empty string will only be returned at end of file.
+
+If "allowLineBreaks" is qtrue then an empty
+string will be returned if the next token is
+a newline.
+==============
+*/
+static char *Com_ParseExt( const char *(*data_p), qboolean allowLineBreaks ) {
+	int c = 0, len;
+	qboolean hasNewLines = qfalse;
+	const char *data;
+	const char **punc;
+
+	if ( !data_p ) {
+		Com_Error( ERR_FATAL, "Com_ParseExt: NULL data_p" );
+	}
+
+	data = *data_p;
+	len = 0;
+	pi->token[0] = 0;
+
+	// make sure incoming data is valid
+	if ( !data ) {
+		*data_p = NULL;
+		return pi->token;
+	}
+
+	// skip any leading whitespace
+	while ( 1 ) {
+		// skip whitespace
+		data = SkipWhitespace( data, &hasNewLines );
+		if ( !data ) {
+			*data_p = NULL;
+			return pi->token;
+		}
+		if ( hasNewLines && !allowLineBreaks ) {
+			*data_p = data;
+			return pi->token;
+		}
+
+		c = *data;
+
+		// skip double slash comments
+		if ( c == '/' && data[1] == '/' ) {
+			while (*data && *data != '\n') {
+				data++;
+			}
+			continue;
+		}
+
+		// skip /* */ comments
+		if ( c=='/' && data[1] == '*' ) {
+			while ( *data && ( *data != '*' || data[1] != '/' ) ) {
+				if( *data == '\n' ) {
+					pi->lines++;
+				}
+				data++;
+			}
+			if ( *data ) {
+				data += 2;
+			}
+			continue;
+		}
+
+		// a real token to parse
+		break;
+	}
+
+	// handle quoted strings
+	if ( c == '\"' ) {
+		data++;
+		while( 1 ) {
+			c = *data++;
+			if ( ( c=='\\' ) && ( *data == '\"' ) ) {
+				// allow quoted strings to use \" to indicate the " character
+				data++;
+			} else if ( c=='\"' || !c ) {
+				pi->token[len] = 0;
+				*data_p = ( char * ) data;
+				return pi->token;
+			} else if( *data == '\n' ) {
+				pi->lines++;
+			}
+			if ( len < MAX_TOKEN_CHARS - 1 ) {
+				pi->token[len] = c;
+				len++;
+			}
+		}
+	}
+
+	// check for a number
+	// is this parsing of negative numbers going to cause expression problems
+	if ( ( c >= '0' && c <= '9' ) || ( c == '-' && data[ 1 ] >= '0' && data[ 1 ] <= '9' ) || 
+		( c == '.' && data[ 1 ] >= '0' && data[ 1 ] <= '9' ) ) {
+		do  {
+
+			if (len < MAX_TOKEN_CHARS - 1) {
+				pi->token[len] = c;
+				len++;
+			}
+			data++;
+
+			c = *data;
+		} while ( ( c >= '0' && c <= '9' ) || c == '.' );
+
+		// parse the exponent
+		if ( c == 'e' || c == 'E' ) {
+			if (len < MAX_TOKEN_CHARS - 1) {
+				pi->token[len] = c;
+				len++;
+			}
+			data++;
+			c = *data;
+
+			if ( c == '-' || c == '+' ) {
+				if (len < MAX_TOKEN_CHARS - 1) {
+					pi->token[len] = c;
+					len++;
+				}
+				data++;
+				c = *data;
+			}
+
+			do  {
+				if (len < MAX_TOKEN_CHARS - 1) {
+					pi->token[len] = c;
+					len++;
+				}
+				data++;
+
+				c = *data;
+			} while ( c >= '0' && c <= '9' );
+		}
+
+		if (len == MAX_TOKEN_CHARS) {
+			len = 0;
+		}
+		pi->token[len] = 0;
+
+		*data_p = ( char * ) data;
+		return pi->token;
+   	}
+
+	// check for a regular word
+	// we still allow forward and back slashes in name tokens for pathnames
+	// and also colons for drive letters
+	if ( ( c >= 'a' && c <= 'z' ) || ( c >= 'A' && c <= 'Z' ) || c == '_' || c == '/' || c == '\\' ) {
+		do  {
+			if (len < MAX_TOKEN_CHARS - 1) {
+				pi->token[len] = c;
+				len++;
+			}
+			data++;
+
+			c = *data;
+		} while ( ( c >= 'a' && c <= 'z' ) || ( c >= 'A' && c <= 'Z' ) || c == '_' 
+			|| ( c >= '0' && c <= '9' ) || c == '/' || c == '\\' || c == ':' || c == '.' );
+
+		if (len == MAX_TOKEN_CHARS) {
+			len = 0;
+		}
+		pi->token[len] = 0;
+
+		*data_p = ( char * ) data;
+		return pi->token;
+	}
+
+	// check for multi-character punctuation token
+	for ( punc = punctuation ; *punc ; punc++ ) {
+		int		l;
+		int		j;
+
+		l = strlen( *punc );
+		for ( j = 0 ; j < l ; j++ ) {
+			if ( data[j] != (*punc)[j] ) {
+				break;
+			}
+		}
+		if ( j == l ) {
+			// a valid multi-character punctuation
+			memcpy( pi->token, *punc, l );
+			pi->token[l] = 0;
+			data += l;
+			*data_p = (char *)data;
+			return pi->token;
+		}
+	}
+
+	// single character punctuation
+	pi->token[0] = *data;
+	pi->token[1] = 0;
+	data++;
+	*data_p = (char *)data;
+
+	return pi->token;
+}
+
+/*
+===================
+Com_Parse
+===================
+*/
+const char *Com_Parse( const char *(*data_p) ) {
+	if ( pi->ungetToken ) {
+		pi->ungetToken = qfalse;
+		return pi->token;
+	}
+	return Com_ParseExt( data_p, qtrue );
+}
+
+/*
+===================
+Com_ParseOnLine
+===================
+*/
+const char *Com_ParseOnLine( const char *(*data_p) ) {
+	if ( pi->ungetToken ) {
+		pi->ungetToken = qfalse;
+		return pi->token;
+	}
+	return Com_ParseExt( data_p, qfalse );
+}
+
+
+
+/*
+==================
+Com_MatchToken
+==================
+*/
+void Com_MatchToken( const char *(*buf_p), const char *match, qboolean warning ) {
+	const char	*token;
+
+	token = Com_Parse( buf_p );
+	if ( strcmp( token, match ) ) {
+		if (warning) {
+			Com_ScriptWarning( "MatchToken: %s != %s", token, match );
+		} else {
+			Com_ScriptError( "MatchToken: %s != %s", token, match );
+		}
+	}
+}
+
+
+/*
+=================
+Com_SkipBracedSection
+
+The next token should be an open brace.
+Skips until a matching close brace is found.
+Internal brace depths are properly skipped.
+=================
+*/
+void Com_SkipBracedSection( const char *(*program) ) {
+	const char			*token;
+	int				depth;
+
+	depth = 0;
+	do {
+		token = Com_Parse( program );
+		if( token[1] == 0 ) {
+			if( token[0] == '{' ) {
+				depth++;
+			}
+			else if( token[0] == '}' ) {
+				depth--;
+			}
+		}
+	} while( depth && *program );
+}
+
+/*
+=================
+Com_SkipRestOfLine
+=================
+*/
+void Com_SkipRestOfLine ( const char *(*data) ) {
+	const char	*p;
+	int		c;
+
+	p = *data;
+	while ( (c = *p++) != 0 ) {
+		if ( c == '\n' ) {
+			pi->lines++;
+			break;
+		}
+	}
+
+	*data = p;
+}
+
+/*
+====================
+Com_ParseRestOfLine
+====================
+*/
+const char *Com_ParseRestOfLine( const char *(*data_p) ) {
+	static char	line[MAX_TOKEN_CHARS];
+	const char *token;
+
+	line[0] = 0;
+	while( 1 ) {
+		token = Com_ParseOnLine( data_p );
+		if ( !token[0] ) {
+			break;
+		}
+		if ( line[0] ) {
+			Q_strcat( line, sizeof(line), " " );
+		}
+		Q_strcat( line, sizeof(line), token );
+	}
+
+	return line;
+}
+
+
+float Com_ParseFloat( const char *(*buf_p) ) {
+	const char		*token;
+
+	token = Com_Parse( buf_p );
+	if ( !token[0] ) {
+		return 0;
+	}
+	return atof( token );
+}
+
+int Com_ParseInt( const char *(*buf_p) ) {
+	const char		*token;
+
+	token = Com_Parse( buf_p );
+	if ( !token[0] ) {
+		return 0;
+	}
+	return atoi( token );
+}
+
+
+
+void Com_Parse1DMatrix( const char *(*buf_p), int x, float *m ) {
+	const char	*token;
+	int		i;
+
+	Com_MatchToken( buf_p, "(" );
+
+	for (i = 0 ; i < x ; i++) {
+		token = Com_Parse(buf_p);
+		m[i] = atof(token);
+	}
+
+	Com_MatchToken( buf_p, ")" );
+}
+
+void Com_Parse2DMatrix( const char *(*buf_p), int y, int x, float *m ) {
+	int		i;
+
+	Com_MatchToken( buf_p, "(" );
+
+	for (i = 0 ; i < y ; i++) {
+		Com_Parse1DMatrix (buf_p, x, m + i * x);
+	}
+
+	Com_MatchToken( buf_p, ")" );
+}
+
+void Com_Parse3DMatrix( const char *(*buf_p), int z, int y, int x, float *m ) {
+	int		i;
+
+	Com_MatchToken( buf_p, "(" );
+
+	for (i = 0 ; i < z ; i++) {
+		Com_Parse2DMatrix (buf_p, y, x, m + i * x*y);
+	}
+
+	Com_MatchToken( buf_p, ")" );
+}
+
diff --git a/code/splines/q_shared.cpp b/code/splines/q_shared.cpp
new file mode 100755
index 0000000..00934dd
--- /dev/null
+++ b/code/splines/q_shared.cpp
@@ -0,0 +1,976 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+// q_shared.c -- stateless support routines that are included in each code dll
+#include "q_shared.hpp"
+
+/*
+============================================================================
+
+GROWLISTS
+
+============================================================================
+*/
+
+// malloc / free all in one place for debugging
+extern "C" void *Com_Allocate( int bytes );
+extern "C" void Com_Dealloc( void *ptr );
+
+void Com_InitGrowList( growList_t *list, int maxElements ) {
+	list->maxElements = maxElements;
+	list->currentElements = 0;
+	list->elements = (void **)Com_Allocate( list->maxElements * sizeof( void * ) );
+}
+
+int Com_AddToGrowList( growList_t *list, void *data ) {
+	void	**old;
+
+	if ( list->currentElements != list->maxElements ) {
+		list->elements[list->currentElements] = data;
+		return list->currentElements++;
+	}
+
+	// grow, reallocate and move
+	old = list->elements;
+
+	if ( list->maxElements < 0 ) {
+		Com_Error( ERR_FATAL, "Com_AddToGrowList: maxElements = %i", list->maxElements );
+	}
+
+	if ( list->maxElements == 0 ) {
+		// initialize the list to hold 100 elements
+		Com_InitGrowList( list, 100 );
+		return Com_AddToGrowList( list, data );
+	}
+
+	list->maxElements *= 2;
+
+	Com_DPrintf( "Resizing growlist to %i maxElements\n", list->maxElements );
+
+	list->elements = (void **)Com_Allocate( list->maxElements * sizeof( void * ) );
+
+	if ( !list->elements ) {
+		Com_Error( ERR_DROP, "Growlist alloc failed" );
+	}
+
+	memcpy( list->elements, old, list->currentElements * sizeof( void * ) );
+
+	Com_Dealloc( old );
+
+	return Com_AddToGrowList( list, data );
+}
+
+void *Com_GrowListElement( const growList_t *list, int index ) {
+	if ( index < 0 || index >= list->currentElements ) {
+		Com_Error( ERR_DROP, "Com_GrowListElement: %i out of range of %i", 
+			index, list->currentElements );
+	}
+	return list->elements[index];
+}
+
+int Com_IndexForGrowListElement( const growList_t *list, const void *element ) {
+	int		i;
+
+	for ( i = 0 ; i < list->currentElements ; i++ ) {
+		if ( list->elements[i] == element ) {
+			return i;
+		}
+	}
+	return -1;
+}
+
+//============================================================================
+
+
+float Com_Clamp( float min, float max, float value ) {
+	if ( value < min ) {
+		return min;
+	}
+	if ( value > max ) {
+		return max;
+	}
+	return value;
+}
+
+/*
+============
+Com_StringContains
+============
+*/
+const char *Com_StringContains( const char *str1, const char *str2, int casesensitive) {
+	int len, i, j;
+
+	len = strlen(str1) - strlen(str2);
+	for (i = 0; i <= len; i++, str1++) {
+		for (j = 0; str2[j]; j++) {
+			if (casesensitive) {
+				if (str1[j] != str2[j]) {
+					break;
+				}
+			}
+			else {
+				if (toupper(str1[j]) != toupper(str2[j])) {
+					break;
+				}
+			}
+		}
+		if (!str2[j]) {
+			return str1;
+		}
+	}
+	return NULL;
+}
+
+/*
+============
+Com_Filter
+============
+*/
+int Com_Filter( const char *filter, const char *name, int casesensitive)
+{
+	char buf[MAX_TOKEN_CHARS];
+	const char *ptr;
+	int i, found;
+
+	while(*filter) {
+		if (*filter == '*') {
+			filter++;
+			for (i = 0; *filter; i++) {
+				if (*filter == '*' || *filter == '?') break;
+				buf[i] = *filter;
+				filter++;
+			}
+			buf[i] = '\0';
+			if (strlen(buf)) {
+				ptr = Com_StringContains(name, buf, casesensitive);
+				if (!ptr) return qfalse;
+				name = ptr + strlen(buf);
+			}
+		}
+		else if (*filter == '?') {
+			filter++;
+			name++;
+		}
+		else if (*filter == '[' && *(filter+1) == '[') {
+			filter++;
+		}
+		else if (*filter == '[') {
+			filter++;
+			found = qfalse;
+			while(*filter && !found) {
+				if (*filter == ']' && *(filter+1) != ']') break;
+				if (*(filter+1) == '-' && *(filter+2) && (*(filter+2) != ']' || *(filter+3) == ']')) {
+					if (casesensitive) {
+						if (*name >= *filter && *name <= *(filter+2)) found = qtrue;
+					}
+					else {
+						if (toupper(*name) >= toupper(*filter) &&
+							toupper(*name) <= toupper(*(filter+2))) found = qtrue;
+					}
+					filter += 3;
+				}
+				else {
+					if (casesensitive) {
+						if (*filter == *name) found = qtrue;
+					}
+					else {
+						if (toupper(*filter) == toupper(*name)) found = qtrue;
+					}
+					filter++;
+				}
+			}
+			if (!found) return qfalse;
+			while(*filter) {
+				if (*filter == ']' && *(filter+1) != ']') break;
+				filter++;
+			}
+			filter++;
+			name++;
+		}
+		else {
+			if (casesensitive) {
+				if (*filter != *name) return qfalse;
+			}
+			else {
+				if (toupper(*filter) != toupper(*name)) return qfalse;
+			}
+			filter++;
+			name++;
+		}
+	}
+	return qtrue;
+}
+
+
+/*
+================
+Com_HashString
+
+================
+*/
+int Com_HashString( const char *fname ) {
+	int		i;
+	long	hash;
+	char	letter;
+
+	hash = 0;
+	i = 0;
+	while (fname[i] != '\0') {
+		letter = tolower(fname[i]);
+		if (letter =='.') break;				// don't include extension
+		if (letter =='\\') letter = '/';		// damn path names
+		hash+=(long)(letter)*(i+119);
+		i++;
+	}
+	hash &= (FILE_HASH_SIZE-1);
+	return hash;
+}
+
+
+/*
+============
+Com_SkipPath
+============
+*/
+char *Com_SkipPath (char *pathname)
+{
+	char	*last;
+	
+	last = pathname;
+	while (*pathname)
+	{
+		if (*pathname=='/')
+			last = pathname+1;
+		pathname++;
+	}
+	return last;
+}
+
+/*
+============
+Com_StripExtension
+============
+*/
+void Com_StripExtension( const char *in, char *out ) {
+	while ( *in && *in != '.' ) {
+		*out++ = *in++;
+	}
+	*out = 0;
+}
+
+
+/*
+==================
+Com_DefaultExtension
+==================
+*/
+void Com_DefaultExtension (char *path, int maxSize, const char *extension ) {
+	char	oldPath[MAX_QPATH];
+	char    *src;
+
+//
+// if path doesn't have a .EXT, append extension
+// (extension should include the .)
+//
+	src = path + strlen(path) - 1;
+
+	while (*src != '/' && src != path) {
+		if ( *src == '.' ) {
+			return;                 // it has an extension
+		}
+		src--;
+	}
+
+	Q_strncpyz( oldPath, path, sizeof( oldPath ) );
+	Com_sprintf( path, maxSize, "%s%s", oldPath, extension );
+}
+
+/*
+============================================================================
+
+					BYTE ORDER FUNCTIONS
+
+============================================================================
+*/
+
+// can't just use function pointers, or dll linkage can
+// mess up when qcommon is included in multiple places
+static short	(*_BigShort) (short l);
+static short	(*_LittleShort) (short l);
+static int		(*_BigLong) (int l);
+static int		(*_LittleLong) (int l);
+static float	(*_BigFloat) (float l);
+static float	(*_LittleFloat) (float l);
+
+short	BigShort(short l){return _BigShort(l);}
+short	LittleShort(short l) {return _LittleShort(l);}
+int		BigLong (int l) {return _BigLong(l);}
+int		LittleLong (int l) {return _LittleLong(l);}
+float	BigFloat (float l) {return _BigFloat(l);}
+float	LittleFloat (float l) {return _LittleFloat(l);}
+
+short   ShortSwap (short l)
+{
+	byte    b1,b2;
+
+	b1 = l&255;
+	b2 = (l>>8)&255;
+
+	return (b1<<8) + b2;
+}
+
+short	ShortNoSwap (short l)
+{
+	return l;
+}
+
+int    LongSwap (int l)
+{
+	byte    b1,b2,b3,b4;
+
+	b1 = l&255;
+	b2 = (l>>8)&255;
+	b3 = (l>>16)&255;
+	b4 = (l>>24)&255;
+
+	return ((int)b1<<24) + ((int)b2<<16) + ((int)b3<<8) + b4;
+}
+
+int	LongNoSwap (int l)
+{
+	return l;
+}
+
+float FloatSwap (float f)
+{
+	union
+	{
+		float	f;
+		byte	b[4];
+	} dat1, dat2;
+	
+	
+	dat1.f = f;
+	dat2.b[0] = dat1.b[3];
+	dat2.b[1] = dat1.b[2];
+	dat2.b[2] = dat1.b[1];
+	dat2.b[3] = dat1.b[0];
+	return dat2.f;
+}
+
+float FloatNoSwap (float f)
+{
+	return f;
+}
+
+/*
+================
+Swap_Init
+================
+*/
+void Swap_Init (void)
+{
+	byte	swaptest[2] = {1,0};
+
+// set the byte swapping variables in a portable manner	
+	if ( *(short *)swaptest == 1)
+	{
+		_BigShort = ShortSwap;
+		_LittleShort = ShortNoSwap;
+		_BigLong = LongSwap;
+		_LittleLong = LongNoSwap;
+		_BigFloat = FloatSwap;
+		_LittleFloat = FloatNoSwap;
+	}
+	else
+	{
+		_BigShort = ShortNoSwap;
+		_LittleShort = ShortSwap;
+		_BigLong = LongNoSwap;
+		_LittleLong = LongSwap;
+		_BigFloat = FloatNoSwap;
+		_LittleFloat = FloatSwap;
+	}
+
+}
+
+/*
+===============
+Com_ParseInfos
+===============
+*/
+int Com_ParseInfos( const char *buf, int max, char infos[][MAX_INFO_STRING] ) {
+	const char	*token;
+	int		count;
+	char	key[MAX_TOKEN_CHARS];
+
+	count = 0;
+
+	while ( 1 ) {
+		token = Com_Parse( &buf );
+		if ( !token[0] ) {
+			break;
+		}
+		if ( strcmp( token, "{" ) ) {
+			Com_Printf( "Missing { in info file\n" );
+			break;
+		}
+
+		if ( count == max ) {
+			Com_Printf( "Max infos exceeded\n" );
+			break;
+		}
+
+		infos[count][0] = 0;
+		while ( 1 ) {
+			token = Com_Parse( &buf );
+			if ( !token[0] ) {
+				Com_Printf( "Unexpected end of info file\n" );
+				break;
+			}
+			if ( !strcmp( token, "}" ) ) {
+				break;
+			}
+			Q_strncpyz( key, token, sizeof( key ) );
+
+			token = Com_ParseOnLine( &buf );
+			if ( !token[0] ) {
+				token = "<NULL>";
+			}
+			Info_SetValueForKey( infos[count], key, token );
+		}
+		count++;
+	}
+
+	return count;
+}
+
+
+
+/*
+============================================================================
+
+					LIBRARY REPLACEMENT FUNCTIONS
+
+============================================================================
+*/
+
+int Q_isprint( int c )
+{
+	if ( c >= 0x20 && c <= 0x7E )
+		return ( 1 );
+	return ( 0 );
+}
+
+int Q_islower( int c )
+{
+	if (c >= 'a' && c <= 'z')
+		return ( 1 );
+	return ( 0 );
+}
+
+int Q_isupper( int c )
+{
+	if (c >= 'A' && c <= 'Z')
+		return ( 1 );
+	return ( 0 );
+}
+
+int Q_isalpha( int c )
+{
+	if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))
+		return ( 1 );
+	return ( 0 );
+}
+
+char* Q_strrchr( const char* string, int c )
+{
+	char cc = c;
+	char *s;
+	char *sp=(char *)0;
+
+	s = (char*)string;
+
+	while (*s)
+	{
+		if (*s == cc)
+			sp = s;
+		s++;
+	}
+	if (cc == 0)
+		sp = s;
+
+	return sp;
+}
+
+/*
+=============
+Q_strncpyz
+ 
+Safe strncpy that ensures a trailing zero
+=============
+*/
+void Q_strncpyz( char *dest, const char *src, int destsize ) {
+	if ( !src ) {
+		Com_Error( ERR_FATAL, "Q_strncpyz: NULL src" );
+	}
+	if ( destsize < 1 ) {
+		Com_Error(ERR_FATAL,"Q_strncpyz: destsize < 1" ); 
+	}
+
+	strncpy( dest, src, destsize-1 );
+    dest[destsize-1] = 0;
+}
+                 
+int Q_stricmpn (const char *s1, const char *s2, int n) {
+	int		c1, c2;
+	
+	do {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if (!n--) {
+			return 0;		// strings are equal until end point
+		}
+		
+		if (c1 != c2) {
+			if (c1 >= 'a' && c1 <= 'z') {
+				c1 -= ('a' - 'A');
+			}
+			if (c2 >= 'a' && c2 <= 'z') {
+				c2 -= ('a' - 'A');
+			}
+			if (c1 != c2) {
+				return c1 < c2 ? -1 : 1;
+			}
+		}
+	} while (c1);
+	
+	return 0;		// strings are equal
+}
+
+int Q_strncmp (const char *s1, const char *s2, int n) {
+	int		c1, c2;
+	
+	do {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if (!n--) {
+			return 0;		// strings are equal until end point
+		}
+		
+		if (c1 != c2) {
+			return c1 < c2 ? -1 : 1;
+		}
+	} while (c1);
+	
+	return 0;		// strings are equal
+}
+
+int Q_stricmp (const char *s1, const char *s2) {
+	return Q_stricmpn (s1, s2, 99999);
+}
+
+
+char *Q_strlwr( char *s1 ) {
+    char	*s;
+
+    s = s1;
+	while ( *s ) {
+		*s = tolower(*s);
+		s++;
+	}
+    return s1;
+}
+
+char *Q_strupr( char *s1 ) {
+    char	*s;
+
+    s = s1;
+	while ( *s ) {
+		*s = toupper(*s);
+		s++;
+	}
+    return s1;
+}
+
+
+// never goes past bounds or leaves without a terminating 0
+void Q_strcat( char *dest, int size, const char *src ) {
+	int		l1;
+
+	l1 = strlen( dest );
+	if ( l1 >= size ) {
+		Com_Error( ERR_FATAL, "Q_strcat: already overflowed" );
+	}
+	Q_strncpyz( dest + l1, src, size - l1 );
+}
+
+
+int Q_PrintStrlen( const char *string ) {
+	int			len;
+	const char	*p;
+
+	if( !string ) {
+		return 0;
+	}
+
+	len = 0;
+	p = string;
+	while( *p ) {
+		if( Q_IsColorString( p ) ) {
+			p += 2;
+			continue;
+		}
+		p++;
+		len++;
+	}
+
+	return len;
+}
+
+
+char *Q_CleanStr( char *string ) {
+	char*	d;
+	char*	s;
+	int		c;
+
+	s = string;
+	d = string;
+	while ((c = *s) != 0 ) {
+		if ( Q_IsColorString( s ) ) {
+			s++;
+		}		
+		else if ( c >= 0x20 && c <= 0x7E ) {
+			*d++ = c;
+		}
+		s++;
+	}
+	*d = '\0';
+
+	return string;
+}
+
+
+void QDECL Com_sprintf( char *dest, int size, const char *fmt, ...) {
+	int		len;
+	va_list		argptr;
+	char	bigbuffer[32000];	// big, but small enough to fit in PPC stack
+
+	va_start (argptr,fmt);
+	len = vsprintf (bigbuffer,fmt,argptr);
+	va_end (argptr);
+	if ( len >= sizeof( bigbuffer ) ) {
+		Com_Error( ERR_FATAL, "Com_sprintf: overflowed bigbuffer" );
+	}
+	if (len >= size) {
+		Com_Printf ("Com_sprintf: overflow of %i in %i\n", len, size);
+	}
+	Q_strncpyz (dest, bigbuffer, size );
+}
+
+
+/*
+============
+va
+
+does a varargs printf into a temp buffer, so I don't need to have
+varargs versions of all text functions.
+FIXME: make this buffer size safe someday
+============
+*/
+char	* QDECL va( char *format, ... ) {
+	va_list		argptr;
+	static char		string[2][32000];	// in case va is called by nested functions
+	static int		index = 0;
+	char	*buf;
+
+	buf = string[index & 1];
+	index++;
+
+	va_start (argptr, format);
+	vsprintf (buf, format,argptr);
+	va_end (argptr);
+
+	return buf;
+}
+
+
+/*
+=====================================================================
+
+  INFO STRINGS
+
+=====================================================================
+*/
+
+/*
+===============
+Info_ValueForKey
+
+Searches the string for the given
+key and returns the associated value, or an empty string.
+FIXME: overflow check?
+===============
+*/
+char *Info_ValueForKey( const char *s, const char *key ) {
+	char	pkey[MAX_INFO_KEY];
+	static	char value[2][MAX_INFO_VALUE];	// use two buffers so compares
+											// work without stomping on each other
+	static	int	valueindex = 0;
+	char	*o;
+	
+	if ( !s || !key ) {
+		return "";
+	}
+
+	if ( strlen( s ) >= MAX_INFO_STRING ) {
+		Com_Error( ERR_DROP, "Info_ValueForKey: oversize infostring" );
+	}
+
+	valueindex ^= 1;
+	if (*s == '\\')
+		s++;
+	while (1)
+	{
+		o = pkey;
+		while (*s != '\\')
+		{
+			if (!*s)
+				return "";
+			*o++ = *s++;
+		}
+		*o = 0;
+		s++;
+
+		o = value[valueindex];
+
+		while (*s != '\\' && *s)
+		{
+			*o++ = *s++;
+		}
+		*o = 0;
+
+		if (!Q_stricmp (key, pkey) )
+			return value[valueindex];
+
+		if (!*s)
+			break;
+		s++;
+	}
+
+	return "";
+}
+
+
+/*
+===================
+Info_NextPair
+
+Used to itterate through all the key/value pairs in an info string
+===================
+*/
+void Info_NextPair( const char *(*head), char key[MAX_INFO_KEY], char value[MAX_INFO_VALUE] ) {
+	char	*o;
+	const char	*s;
+
+	s = *head;
+
+	if ( *s == '\\' ) {
+		s++;
+	}
+	key[0] = 0;
+	value[0] = 0;
+
+	o = key;
+	while ( *s != '\\' ) {
+		if ( !*s ) {
+			*o = 0;
+			*head = s;
+			return;
+		}
+		*o++ = *s++;
+	}
+	*o = 0;
+	s++;
+
+	o = value;
+	while ( *s != '\\' && *s ) {
+		*o++ = *s++;
+	}
+	*o = 0;
+
+	*head = s;
+}
+
+
+/*
+===================
+Info_RemoveKey
+===================
+*/
+void Info_RemoveKey( char *s, const char *key ) {
+	char	*start;
+	char	pkey[MAX_INFO_KEY];
+	char	value[MAX_INFO_VALUE];
+	char	*o;
+
+	if ( strlen( s ) >= MAX_INFO_STRING ) {
+		Com_Error( ERR_DROP, "Info_RemoveKey: oversize infostring" );
+	}
+
+	if (strchr (key, '\\')) {
+		return;
+	}
+
+	while (1)
+	{
+		start = s;
+		if (*s == '\\')
+			s++;
+		o = pkey;
+		while (*s != '\\')
+		{
+			if (!*s)
+				return;
+			*o++ = *s++;
+		}
+		*o = 0;
+		s++;
+
+		o = value;
+		while (*s != '\\' && *s)
+		{
+			if (!*s)
+				return;
+			*o++ = *s++;
+		}
+		*o = 0;
+
+		if (!strcmp (key, pkey) )
+		{
+			strcpy (start, s);	// remove this part
+			return;
+		}
+
+		if (!*s)
+			return;
+	}
+
+}
+
+
+/*
+==================
+Info_Validate
+
+Some characters are illegal in info strings because they
+can mess up the server's parsing
+==================
+*/
+qboolean Info_Validate( const char *s ) {
+	if ( strchr( s, '\"' ) ) {
+		return qfalse;
+	}
+	if ( strchr( s, ';' ) ) {
+		return qfalse;
+	}
+	return qtrue;
+}
+
+/*
+==================
+Info_SetValueForKey
+
+Changes or adds a key/value pair
+==================
+*/
+void Info_SetValueForKey( char *s, const char *key, const char *value ) {
+	char	newi[MAX_INFO_STRING];
+
+	if ( strlen( s ) >= MAX_INFO_STRING ) {
+		Com_Error( ERR_DROP, "Info_SetValueForKey: oversize infostring" );
+	}
+
+	if (strchr (key, '\\') || strchr (value, '\\'))
+	{
+		Com_Printf ("Can't use keys or values with a \\\n");
+		return;
+	}
+
+	if (strchr (key, ';') || strchr (value, ';'))
+	{
+		Com_Printf ("Can't use keys or values with a semicolon\n");
+		return;
+	}
+
+	if (strchr (key, '\"') || strchr (value, '\"'))
+	{
+		Com_Printf ("Can't use keys or values with a \"\n");
+		return;
+	}
+
+	Info_RemoveKey (s, key);
+	if (!value || !strlen(value))
+		return;
+
+	Com_sprintf (newi, sizeof(newi), "\\%s\\%s", key, value);
+
+	if (strlen(newi) + strlen(s) > MAX_INFO_STRING)
+	{
+		Com_Printf ("Info string length exceeded\n");
+		return;
+	}
+
+	strcat (s, newi);
+}
+
+//====================================================================
+
+
+/*
+===============
+ParseHex
+===============
+*/
+int	ParseHex( const char *text ) {
+	int		value;
+	int		c;
+
+	value = 0;
+	while ( ( c = *text++ ) != 0 ) {
+		if ( c >= '0' && c <= '9' ) {
+			value = value * 16 + c - '0';
+			continue;
+		}
+		if ( c >= 'a' && c <= 'f' ) {
+			value = value * 16 + 10 + c - 'a';
+			continue;
+		}
+		if ( c >= 'A' && c <= 'F' ) {
+			value = value * 16 + 10 + c - 'A';
+			continue;
+		}
+	}
+
+	return value;
+}
diff --git a/code/splines/q_shared.h b/code/splines/q_shared.h
new file mode 100755
index 0000000..bfe0925
--- /dev/null
+++ b/code/splines/q_shared.h
@@ -0,0 +1,810 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __Q_SHARED_H
+#define __Q_SHARED_H
+
+// q_shared.h -- included first by ALL program modules.
+// these are the definitions that have no dependance on
+// central system services, and can be used by any part
+// of the program without any state issues.
+
+// A user mod should never modify this file
+
+// incursion of DOOM code into the Q3A codebase
+//#define	Q3_VERSION		"DOOM 0.01"
+
+// alignment macros for SIMD
+#define	ALIGN_ON
+#define	ALIGN_OFF
+
+#ifdef _WIN32
+
+#pragma warning(disable : 4018)     // signed/unsigned mismatch
+#pragma warning(disable : 4032)
+#pragma warning(disable : 4051)
+#pragma warning(disable : 4057)		// slightly different base types
+#pragma warning(disable : 4100)		// unreferenced formal parameter
+#pragma warning(disable : 4115)
+#pragma warning(disable : 4125)		// decimal digit terminates octal escape sequence
+#pragma warning(disable : 4127)		// conditional expression is constant
+#pragma warning(disable : 4136)
+#pragma warning(disable : 4201)
+#pragma warning(disable : 4214)
+#pragma warning(disable : 4244)
+#pragma warning(disable : 4305)		// truncation from const double to float
+#pragma warning(disable : 4310)		// cast truncates constant value
+#pragma warning(disable : 4514)
+#pragma warning(disable : 4711)		// selected for automatic inline expansion
+#pragma warning(disable : 4220)		// varargs matches remaining parameters
+
+#endif
+
+#include <assert.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+#include <ctype.h>
+#ifdef WIN32				// mac doesn't have malloc.h
+#include <malloc.h>			// for _alloca()
+#endif
+#ifdef _WIN32
+
+//#pragma intrinsic( memset, memcpy )
+
+#endif
+
+
+// this is the define for determining if we have an asm version of a C function
+#if (defined _M_IX86 || defined __i386__) && !defined __sun__  && !defined __LCC__
+#define id386	1
+#else
+#define id386	0
+#endif
+
+// for windows fastcall option
+
+#define	QDECL
+
+//======================= WIN32 DEFINES =================================
+
+#ifdef WIN32
+
+#define	MAC_STATIC
+
+#undef QDECL
+#define	QDECL	__cdecl
+
+// buildstring will be incorporated into the version string
+#ifdef NDEBUG
+#ifdef _M_IX86
+#define	CPUSTRING	"win-x86"
+#elif defined _M_ALPHA
+#define	CPUSTRING	"win-AXP"
+#endif
+#else
+#ifdef _M_IX86
+#define	CPUSTRING	"win-x86-debug"
+#elif defined _M_ALPHA
+#define	CPUSTRING	"win-AXP-debug"
+#endif
+#endif
+
+
+#define	PATH_SEP '\\'
+
+#endif
+
+//======================= MAC OS X SERVER DEFINES =====================
+
+#if defined(__MACH__) && defined(__APPLE__)
+
+#define MAC_STATIC
+
+#ifdef __ppc__
+#define CPUSTRING	"MacOSXS-ppc"
+#elif defined __i386__
+#define CPUSTRING	"MacOSXS-i386"
+#else
+#define CPUSTRING	"MacOSXS-other"
+#endif
+
+#define	PATH_SEP	'/'
+
+#define	GAME_HARD_LINKED
+#define	CGAME_HARD_LINKED
+#define	UI_HARD_LINKED
+#define _alloca alloca
+
+#undef ALIGN_ON
+#undef ALIGN_OFF
+#define	ALIGN_ON		#pragma align(16)
+#define	ALIGN_OFF		#pragma align()
+
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void *osxAllocateMemory(long size);
+void osxFreeMemory(void *pointer);
+
+#ifdef __cplusplus
+        }
+#endif
+
+#endif
+
+//======================= MAC DEFINES =================================
+
+#ifdef __MACOS__
+
+#define	MAC_STATIC static
+
+#define	CPUSTRING	"MacOS-PPC"
+
+#define	PATH_SEP ':'
+
+void Sys_PumpEvents( void );
+
+#endif
+
+#ifdef __MRC__
+
+#define	MAC_STATIC
+
+#define	CPUSTRING	"MacOS-PPC"
+
+#define	PATH_SEP ':'
+
+void Sys_PumpEvents( void );
+
+#undef QDECL
+#define	QDECL	__cdecl
+
+#define _alloca alloca
+#endif
+
+//======================= LINUX DEFINES =================================
+
+// the mac compiler can't handle >32k of locals, so we
+// just waste space and make big arrays static...
+#ifdef __linux__
+
+// bk001205 - from Makefile
+#define stricmp strcasecmp
+
+#define	MAC_STATIC // bk: FIXME
+
+#ifdef __i386__
+#define	CPUSTRING	"linux-i386"
+#elif defined __axp__
+#define	CPUSTRING	"linux-alpha"
+#else
+#define	CPUSTRING	"linux-other"
+#endif
+
+#define	PATH_SEP '/'
+
+// bk001205 - try
+#ifdef Q3_STATIC
+#define	GAME_HARD_LINKED
+#define	CGAME_HARD_LINKED
+#define	UI_HARD_LINKED
+#define	BOTLIB_HARD_LINKED
+#endif
+
+#endif
+
+//=============================================================
+
+
+  
+typedef enum {qfalse, qtrue}	qboolean;
+
+typedef unsigned char 		byte;
+
+#define	EQUAL_EPSILON	0.001
+
+typedef int		qhandle_t;
+typedef int		sfxHandle_t;
+typedef int		fileHandle_t;
+typedef int		clipHandle_t;
+
+typedef enum {
+	INVALID_JOINT = -1
+} jointHandle_t;
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#define	MAX_QINT			0x7fffffff
+#define	MIN_QINT			(-MAX_QINT-1)
+
+#ifndef max
+#define max( x, y ) ( ( ( x ) > ( y ) ) ? ( x ) : ( y ) )
+#define min( x, y ) ( ( ( x ) < ( y ) ) ? ( x ) : ( y ) )
+#endif
+
+#ifndef sign
+#define sign( f )	( ( f > 0 ) ? 1 : ( ( f < 0 ) ? -1 : 0 ) )
+#endif
+
+// angle indexes
+#define	PITCH				0		// up / down
+#define	YAW					1		// left / right
+#define	ROLL				2		// fall over
+
+// the game guarantees that no string from the network will ever
+// exceed MAX_STRING_CHARS
+#define	MAX_STRING_CHARS	1024	// max length of a string passed to Cmd_TokenizeString
+#define	MAX_STRING_TOKENS	256		// max tokens resulting from Cmd_TokenizeString
+#define	MAX_TOKEN_CHARS		1024	// max length of an individual token
+
+#define	MAX_INFO_STRING		1024
+#define	MAX_INFO_KEY		1024
+#define	MAX_INFO_VALUE		1024
+
+
+#define	MAX_QPATH			64		// max length of a quake game pathname
+#define	MAX_OSPATH			128		// max length of a filesystem pathname
+
+#define	MAX_NAME_LENGTH		32		// max length of a client name
+
+// paramters for command buffer stuffing
+typedef enum {
+	EXEC_NOW,			// don't return until completed, a VM should NEVER use this,
+						// because some commands might cause the VM to be unloaded...
+	EXEC_INSERT,		// insert at current position, but don't run yet
+	EXEC_APPEND			// add to end of the command buffer (normal case)
+} cbufExec_t;
+
+
+//
+// these aren't needed by any of the VMs.  put in another header?
+//
+#define	MAX_MAP_AREA_BYTES		32		// bit vector of area visibility
+
+#undef ERR_FATAL						// malloc.h on unix
+
+// parameters to the main Error routine
+typedef enum {
+	ERR_NONE,
+	ERR_FATAL,					// exit the entire game with a popup window
+	ERR_DROP,					// print to console and disconnect from game
+	ERR_DISCONNECT,				// don't kill server
+	ERR_NEED_CD					// pop up the need-cd dialog
+} errorParm_t;
+
+
+// font rendering values used by ui and cgame
+
+#define PROP_GAP_WIDTH			3
+#define PROP_SPACE_WIDTH		8
+#define PROP_HEIGHT				27
+#define PROP_SMALL_SIZE_SCALE	0.75
+
+#define BLINK_DIVISOR			200
+#define PULSE_DIVISOR			75
+
+#define UI_LEFT			0x00000000	// default
+#define UI_CENTER		0x00000001
+#define UI_RIGHT		0x00000002
+#define UI_FORMATMASK	0x00000007
+#define UI_SMALLFONT	0x00000010
+#define UI_BIGFONT		0x00000020	// default
+#define UI_GIANTFONT	0x00000040
+#define UI_DROPSHADOW	0x00000800
+#define UI_BLINK		0x00001000
+#define UI_INVERSE		0x00002000
+#define UI_PULSE		0x00004000
+
+
+/*
+==============================================================
+
+MATHLIB
+
+==============================================================
+*/
+#ifdef __cplusplus			// so we can include this in C code
+#define	SIDE_FRONT		0
+#define	SIDE_BACK		1
+#define	SIDE_ON			2
+#define	SIDE_CROSS		3
+
+#define	Q_PI	3.14159265358979323846
+#ifndef M_PI
+#define M_PI		3.14159265358979323846	// matches value in gcc v2 math.h
+#endif
+
+#include "math_vector.h"
+#include "math_angles.h"
+#include "math_matrix.h"
+#include "math_quaternion.h"
+
+class idVec3_t;						// for defining vectors
+typedef idVec3_t &vec3_p;				// for passing vectors as function arguments
+typedef const idVec3_t &vec3_c;		// for passing vectors as const function arguments
+									
+class angles_t;						// for defining angle vectors
+typedef angles_t &angles_p;			// for passing angles as function arguments
+typedef const angles_t &angles_c;	// for passing angles as const function arguments
+
+class mat3_t;						// for defining matrices
+typedef mat3_t &mat3_p;				// for passing matrices as function arguments
+typedef const mat3_t &mat3_c;		// for passing matrices as const function arguments
+
+
+
+#define NUMVERTEXNORMALS	162
+extern	idVec3_t	bytedirs[NUMVERTEXNORMALS];
+
+// all drawing is done to a 640*480 virtual screen size
+// and will be automatically scaled to the real resolution
+#define	SCREEN_WIDTH		640
+#define	SCREEN_HEIGHT		480
+
+#define TINYCHAR_WIDTH		(SMALLCHAR_WIDTH)
+#define TINYCHAR_HEIGHT		(SMALLCHAR_HEIGHT/2)
+
+#define SMALLCHAR_WIDTH		8
+#define SMALLCHAR_HEIGHT	16
+
+#define BIGCHAR_WIDTH		16
+#define BIGCHAR_HEIGHT		16
+
+#define	GIANTCHAR_WIDTH		32
+#define	GIANTCHAR_HEIGHT	48
+
+extern	vec4_t		colorBlack;
+extern	vec4_t		colorRed;
+extern	vec4_t		colorGreen;
+extern	vec4_t		colorBlue;
+extern	vec4_t		colorYellow;
+extern	vec4_t		colorMagenta;
+extern	vec4_t		colorCyan;
+extern	vec4_t		colorWhite;
+extern	vec4_t		colorLtGrey;
+extern	vec4_t		colorMdGrey;
+extern	vec4_t		colorDkGrey;
+
+#define Q_COLOR_ESCAPE	'^'
+#define Q_IsColorString(p)	( p && *(p) == Q_COLOR_ESCAPE && *((p)+1) && *((p)+1) != Q_COLOR_ESCAPE )
+
+#define COLOR_BLACK		'0'
+#define COLOR_RED		'1'
+#define COLOR_GREEN		'2'
+#define COLOR_YELLOW	'3'
+#define COLOR_BLUE		'4'
+#define COLOR_CYAN		'5'
+#define COLOR_MAGENTA	'6'
+#define COLOR_WHITE		'7'
+#define ColorIndex(c)	( ( (c) - '0' ) & 7 )
+
+#define S_COLOR_BLACK	"^0"
+#define S_COLOR_RED		"^1"
+#define S_COLOR_GREEN	"^2"
+#define S_COLOR_YELLOW	"^3"
+#define S_COLOR_BLUE	"^4"
+#define S_COLOR_CYAN	"^5"
+#define S_COLOR_MAGENTA	"^6"
+#define S_COLOR_WHITE	"^7"
+
+extern vec4_t	g_color_table[8];
+
+#define	MAKERGB( v, r, g, b ) v[0]=r;v[1]=g;v[2]=b
+#define	MAKERGBA( v, r, g, b, a ) v[0]=r;v[1]=g;v[2]=b;v[3]=a
+
+#define DEG2RAD( a ) ( ( (a) * M_PI ) / 180.0F )
+#define RAD2DEG( a ) ( ( (a) * 180.0f ) / M_PI )
+
+struct cplane_s;
+
+extern	idVec3_t	vec3_origin;
+extern	vec4_t	vec4_origin;
+extern	mat3_t	axisDefault;
+
+#define	nanmask (255<<23)
+
+#define	IS_NAN(x) (((*(int *)&x)&nanmask)==nanmask)
+
+float Q_fabs( float f );
+float Q_rsqrt( float f );		// reciprocal square root
+
+#define SQRTFAST( x ) ( 1.0f / Q_rsqrt( x ) )
+
+signed char ClampChar( int i );
+signed short ClampShort( int i );
+
+// this isn't a real cheap function to call!
+int DirToByte( const idVec3_t &dir );
+void ByteToDir( int b, vec3_p dir );
+
+#define DotProduct(a,b)			((a)[0]*(b)[0]+(a)[1]*(b)[1]+(a)[2]*(b)[2])
+#define VectorSubtract(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2])
+#define VectorAdd(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2])
+#define VectorCopy(a,b)			((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2])
+//#define VectorCopy(a,b)			((b).x=(a).x,(b).y=(a).y,(b).z=(a).z])
+
+#define	VectorScale(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s))
+#define	VectorMA(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s))
+#define CrossProduct(a,b,c)		((c)[0]=(a)[1]*(b)[2]-(a)[2]*(b)[1],(c)[1]=(a)[2]*(b)[0]-(a)[0]*(b)[2],(c)[2]=(a)[0]*(b)[1]-(a)[1]*(b)[0])
+
+#define DotProduct4(x,y)		((x)[0]*(y)[0]+(x)[1]*(y)[1]+(x)[2]*(y)[2]+(x)[3]*(y)[3])
+#define VectorSubtract4(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2],(c)[3]=(a)[3]-(b)[3])
+#define VectorAdd4(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2],(c)[3]=(a)[3]+(b)[3])
+#define VectorCopy4(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+#define	VectorScale4(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s),(o)[3]=(v)[3]*(s))
+#define	VectorMA4(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s),(o)[3]=(v)[3]+(b)[3]*(s))
+
+
+#define VectorClear(a)			((a)[0]=(a)[1]=(a)[2]=0)
+#define VectorNegate(a,b)		((b)[0]=-(a)[0],(b)[1]=-(a)[1],(b)[2]=-(a)[2])
+#define VectorSet(v, x, y, z)	((v)[0]=(x), (v)[1]=(y), (v)[2]=(z))
+#define Vector4Copy(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+
+#define	SnapVector(v) {v[0]=(int)v[0];v[1]=(int)v[1];v[2]=(int)v[2];}
+
+float NormalizeColor( vec3_c in, vec3_p out );
+
+int VectorCompare( vec3_c v1, vec3_c v2 );
+float VectorLength( vec3_c v );
+float Distance( vec3_c p1, vec3_c p2 );
+float DistanceSquared( vec3_c p1, vec3_c p2 );
+float VectorNormalize (vec3_p v);		// returns vector length
+void VectorNormalizeFast(vec3_p v);		// does NOT return vector length, uses rsqrt approximation
+float VectorNormalize2( vec3_c v, vec3_p out );
+void VectorInverse (vec3_p v);
+void VectorRotate( vec3_c in, mat3_c matrix, vec3_p out );
+void VectorPolar(vec3_p v, float radius, float theta, float phi);
+void VectorSnap(vec3_p v);
+void Vector53Copy( const idVec5_t &in, vec3_p out);
+void Vector5Scale( const idVec5_t &v, float scale, idVec5_t &out);
+void Vector5Add( const idVec5_t &va, const idVec5_t &vb, idVec5_t &out);
+void VectorRotate3( vec3_c vIn, vec3_c vRotation, vec3_p out);
+void VectorRotate3Origin(vec3_c vIn, vec3_c vRotation, vec3_c vOrigin, vec3_p out);
+
+
+int Q_log2(int val);
+
+int		Q_rand( int *seed );
+float	Q_random( int *seed );
+float	Q_crandom( int *seed );
+
+#define random()	((rand () & 0x7fff) / ((float)0x7fff))
+#define crandom()	(2.0 * (random() - 0.5))
+
+float Q_rint( float in );
+
+void vectoangles( vec3_c value1, angles_p angles);
+void AnglesToAxis( angles_c angles, mat3_p axis );
+
+void AxisCopy( mat3_c in, mat3_p out );
+qboolean AxisRotated( mat3_c in );			// assumes a non-degenerate axis
+
+int SignbitsForNormal( vec3_c normal );
+int BoxOnPlaneSide( const Bounds &b, struct cplane_s *p );
+
+float	AngleMod(float a);
+float	LerpAngle (float from, float to, float frac);
+float	AngleSubtract( float a1, float a2 );
+void	AnglesSubtract( angles_c v1, angles_c v2, angles_p v3 );
+
+float AngleNormalize360 ( float angle );
+float AngleNormalize180 ( float angle );
+float AngleDelta ( float angle1, float angle2 );
+
+qboolean PlaneFromPoints( vec4_t &plane, vec3_c a, vec3_c b, vec3_c c );
+void ProjectPointOnPlane( vec3_p dst, vec3_c p, vec3_c normal );
+void RotatePointAroundVector( vec3_p dst, vec3_c dir, vec3_c point, float degrees );
+void RotateAroundDirection( mat3_p axis, float yaw );
+void MakeNormalVectors( vec3_c forward, vec3_p right, vec3_p up );
+// perpendicular vector could be replaced by this
+
+int	PlaneTypeForNormal( vec3_c normal );
+
+void MatrixMultiply( mat3_c in1, mat3_c in2, mat3_p out );
+void MatrixInverseMultiply( mat3_c in1, mat3_c in2, mat3_p out );	// in2 is transposed during multiply
+void MatrixTransformVector( vec3_c in, mat3_c matrix, vec3_p out );
+void MatrixProjectVector( vec3_c in, mat3_c matrix, vec3_p out ); // Places the vector into a new coordinate system.
+void AngleVectors( angles_c angles, vec3_p forward, vec3_p right, vec3_p up);
+void PerpendicularVector( vec3_p dst, vec3_c src );
+
+float TriangleArea( vec3_c a, vec3_c b, vec3_c c );
+#endif										// __cplusplus
+
+//=============================================
+
+float Com_Clamp( float min, float max, float value );
+
+#define FILE_HASH_SIZE		1024
+int Com_HashString( const char *fname );
+
+char	*Com_SkipPath( char *pathname );
+
+// it is ok for out == in
+void	Com_StripExtension( const char *in, char *out );
+
+// "extension" should include the dot: ".map"
+void	Com_DefaultExtension( char *path, int maxSize, const char *extension );
+
+int		Com_ParseInfos( const char *buf, int max, char infos[][MAX_INFO_STRING] );
+
+/*
+=====================================================================================
+
+SCRIPT PARSING
+
+=====================================================================================
+*/
+
+// this just controls the comment printing, it doesn't actually load a file
+void Com_BeginParseSession( const char *filename );
+void Com_EndParseSession( void );
+
+int Com_GetCurrentParseLine( void );
+
+// Will never return NULL, just empty strings.
+// An empty string will only be returned at end of file.
+// ParseOnLine will return empty if there isn't another token on this line
+
+// this funny typedef just means a moving pointer into a const char * buffer
+const char *Com_Parse( const char *(*data_p) );
+const char *Com_ParseOnLine( const char *(*data_p) );
+const char *Com_ParseRestOfLine( const char *(*data_p) );
+
+void Com_UngetToken( void );
+
+#ifdef __cplusplus
+void Com_MatchToken( const char *(*buf_p), const char *match, qboolean warning = qfalse );
+#else
+void Com_MatchToken( const char *(*buf_p), const char *match, qboolean warning );
+#endif
+
+void Com_ScriptError( const char *msg, ... );
+void Com_ScriptWarning( const char *msg, ... );
+
+void Com_SkipBracedSection( const char *(*program) );
+void Com_SkipRestOfLine( const char *(*data) );
+
+float Com_ParseFloat( const char *(*buf_p) );
+int	Com_ParseInt( const char *(*buf_p) );
+
+void Com_Parse1DMatrix( const char *(*buf_p), int x, float *m );
+void Com_Parse2DMatrix( const char *(*buf_p), int y, int x, float *m );
+void Com_Parse3DMatrix( const char *(*buf_p), int z, int y, int x, float *m );
+
+//=====================================================================================
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void	QDECL Com_sprintf (char *dest, int size, const char *fmt, ...);
+
+
+// mode parm for FS_FOpenFile
+typedef enum {
+	FS_READ,
+	FS_WRITE,
+	FS_APPEND,
+	FS_APPEND_SYNC
+} fsMode_t;
+
+typedef enum {
+	FS_SEEK_CUR,
+	FS_SEEK_END,
+	FS_SEEK_SET
+} fsOrigin_t;
+
+//=============================================
+
+int Q_isprint( int c );
+int Q_islower( int c );
+int Q_isupper( int c );
+int Q_isalpha( int c );
+
+// portable case insensitive compare
+int		Q_stricmp (const char *s1, const char *s2);
+int		Q_strncmp (const char *s1, const char *s2, int n);
+int		Q_stricmpn (const char *s1, const char *s2, int n);
+char	*Q_strlwr( char *s1 );
+char	*Q_strupr( char *s1 );
+char	*Q_strrchr( const char* string, int c );
+
+// buffer size safe library replacements
+void	Q_strncpyz( char *dest, const char *src, int destsize );
+void	Q_strcat( char *dest, int size, const char *src );
+
+// strlen that discounts Quake color sequences
+int Q_PrintStrlen( const char *string );
+// removes color sequences from string
+char *Q_CleanStr( char *string );
+
+int			Com_Filter( const char *filter, const char *name, int casesensitive );
+const char *Com_StringContains( const char *str1, const char *str2, int casesensitive );
+
+
+//=============================================
+
+short	BigShort(short l);
+short	LittleShort(short l);
+int		BigLong (int l);
+int		LittleLong (int l);
+float	BigFloat (float l);
+float	LittleFloat (float l);
+
+void	Swap_Init (void);
+char	* QDECL va(char *format, ...);
+
+#ifdef __cplusplus
+    }
+#endif
+
+
+//=============================================
+#ifdef __cplusplus
+//
+// mapfile parsing
+//
+typedef struct ePair_s {
+	char	*key;
+	char	*value;
+} ePair_t;
+
+typedef struct mapSide_s {
+	char		material[MAX_QPATH];
+	vec4_t		plane;
+	vec4_t		textureVectors[2];
+} mapSide_t;
+
+typedef struct {
+	int			numSides;
+	mapSide_t	**sides;
+} mapBrush_t;
+
+typedef struct {
+	idVec3_t		xyz;
+	float		st[2];
+} patchVertex_t;
+
+typedef struct {
+	char		material[MAX_QPATH];
+	int			width, height;
+	patchVertex_t	*patchVerts;
+} mapPatch_t;
+
+typedef struct {
+	char		modelName[MAX_QPATH];
+	float		matrix[16];
+} mapModel_t;
+
+typedef struct mapPrimitive_s {
+	int				numEpairs;
+	ePair_t			**ePairs;
+
+	// only one of these will be non-NULL
+	mapBrush_t		*brush;
+	mapPatch_t		*patch;
+	mapModel_t		*model;
+} mapPrimitive_t;
+
+typedef struct mapEntity_s {
+	int				numPrimitives;
+	mapPrimitive_t	**primitives;
+
+	int				numEpairs;
+	ePair_t			**ePairs;
+} mapEntity_t;
+
+typedef struct {
+	int				numEntities;
+	mapEntity_t		**entities;
+} mapFile_t;
+
+
+// the order of entities, brushes, and sides will be maintained, the
+// lists won't be swapped on each load or save
+mapFile_t *ParseMapFile( const char *text );
+void FreeMapFile( mapFile_t *mapFile );
+void WriteMapFile( const mapFile_t *mapFile, FILE *f );
+
+// key names are case-insensitive
+const char 	*ValueForMapEntityKey( const mapEntity_t *ent, const char *key );
+float	FloatForMapEntityKey( const mapEntity_t *ent, const char *key );
+qboolean 	GetVectorForMapEntityKey( const mapEntity_t *ent, const char *key, idVec3_t &vec );
+
+typedef struct {
+	idVec3_t		xyz;
+	idVec2_t		st;
+	idVec3_t		normal;
+	idVec3_t		tangents[2];
+	byte		smoothing[4];		// colors for silhouette smoothing
+} drawVert_t;
+
+typedef struct {
+	int			width, height;
+	drawVert_t	*verts;
+} drawVertMesh_t;
+
+// Tesselate a map patch into smoothed, drawable vertexes
+// MaxError of around 4 is reasonable
+drawVertMesh_t *SubdivideMapPatch( const mapPatch_t *patch, float maxError );
+#endif			// __cplusplus
+
+//=========================================
+
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void	QDECL Com_Error( int level, const char *error, ... );
+void	QDECL Com_Printf( const char *msg, ... );
+void	QDECL Com_DPrintf( const char *msg, ... );
+
+#ifdef __cplusplus
+	}
+#endif
+
+
+typedef struct {
+	qboolean	frameMemory;
+	int		currentElements;
+	int		maxElements;		// will reallocate and move when exceeded
+	void	**elements;
+} growList_t;
+
+// you don't need to init the growlist if you don't mind it growing and moving
+// the list as it expands
+void		Com_InitGrowList( growList_t *list, int maxElements );
+int			Com_AddToGrowList( growList_t *list, void *data );
+void		*Com_GrowListElement( const growList_t *list, int index );
+int			Com_IndexForGrowListElement( const growList_t *list, const void *element );
+
+
+//
+// key / value info strings
+//
+char *Info_ValueForKey( const char *s, const char *key );
+void Info_RemoveKey( char *s, const char *key );
+void Info_SetValueForKey( char *s, const char *key, const char *value );
+qboolean Info_Validate( const char *s );
+void Info_NextPair( const char *(*s), char key[MAX_INFO_KEY], char value[MAX_INFO_VALUE] );
+
+// get cvar defs, collision defs, etc
+//#include "../shared/interface.h"
+
+// get key code numbers for events
+//#include "../shared/keycodes.h"
+
+#ifdef __cplusplus
+// get the polygon winding functions
+//#include "../shared/windings.h"
+
+// get the flags class
+//#include "../shared/idflags.h"
+#endif	// __cplusplus
+
+#endif	// __Q_SHARED_H
+
diff --git a/code/splines/q_shared.hpp b/code/splines/q_shared.hpp
new file mode 100755
index 0000000..bfe0925
--- /dev/null
+++ b/code/splines/q_shared.hpp
@@ -0,0 +1,810 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __Q_SHARED_H
+#define __Q_SHARED_H
+
+// q_shared.h -- included first by ALL program modules.
+// these are the definitions that have no dependance on
+// central system services, and can be used by any part
+// of the program without any state issues.
+
+// A user mod should never modify this file
+
+// incursion of DOOM code into the Q3A codebase
+//#define	Q3_VERSION		"DOOM 0.01"
+
+// alignment macros for SIMD
+#define	ALIGN_ON
+#define	ALIGN_OFF
+
+#ifdef _WIN32
+
+#pragma warning(disable : 4018)     // signed/unsigned mismatch
+#pragma warning(disable : 4032)
+#pragma warning(disable : 4051)
+#pragma warning(disable : 4057)		// slightly different base types
+#pragma warning(disable : 4100)		// unreferenced formal parameter
+#pragma warning(disable : 4115)
+#pragma warning(disable : 4125)		// decimal digit terminates octal escape sequence
+#pragma warning(disable : 4127)		// conditional expression is constant
+#pragma warning(disable : 4136)
+#pragma warning(disable : 4201)
+#pragma warning(disable : 4214)
+#pragma warning(disable : 4244)
+#pragma warning(disable : 4305)		// truncation from const double to float
+#pragma warning(disable : 4310)		// cast truncates constant value
+#pragma warning(disable : 4514)
+#pragma warning(disable : 4711)		// selected for automatic inline expansion
+#pragma warning(disable : 4220)		// varargs matches remaining parameters
+
+#endif
+
+#include <assert.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+#include <ctype.h>
+#ifdef WIN32				// mac doesn't have malloc.h
+#include <malloc.h>			// for _alloca()
+#endif
+#ifdef _WIN32
+
+//#pragma intrinsic( memset, memcpy )
+
+#endif
+
+
+// this is the define for determining if we have an asm version of a C function
+#if (defined _M_IX86 || defined __i386__) && !defined __sun__  && !defined __LCC__
+#define id386	1
+#else
+#define id386	0
+#endif
+
+// for windows fastcall option
+
+#define	QDECL
+
+//======================= WIN32 DEFINES =================================
+
+#ifdef WIN32
+
+#define	MAC_STATIC
+
+#undef QDECL
+#define	QDECL	__cdecl
+
+// buildstring will be incorporated into the version string
+#ifdef NDEBUG
+#ifdef _M_IX86
+#define	CPUSTRING	"win-x86"
+#elif defined _M_ALPHA
+#define	CPUSTRING	"win-AXP"
+#endif
+#else
+#ifdef _M_IX86
+#define	CPUSTRING	"win-x86-debug"
+#elif defined _M_ALPHA
+#define	CPUSTRING	"win-AXP-debug"
+#endif
+#endif
+
+
+#define	PATH_SEP '\\'
+
+#endif
+
+//======================= MAC OS X SERVER DEFINES =====================
+
+#if defined(__MACH__) && defined(__APPLE__)
+
+#define MAC_STATIC
+
+#ifdef __ppc__
+#define CPUSTRING	"MacOSXS-ppc"
+#elif defined __i386__
+#define CPUSTRING	"MacOSXS-i386"
+#else
+#define CPUSTRING	"MacOSXS-other"
+#endif
+
+#define	PATH_SEP	'/'
+
+#define	GAME_HARD_LINKED
+#define	CGAME_HARD_LINKED
+#define	UI_HARD_LINKED
+#define _alloca alloca
+
+#undef ALIGN_ON
+#undef ALIGN_OFF
+#define	ALIGN_ON		#pragma align(16)
+#define	ALIGN_OFF		#pragma align()
+
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void *osxAllocateMemory(long size);
+void osxFreeMemory(void *pointer);
+
+#ifdef __cplusplus
+        }
+#endif
+
+#endif
+
+//======================= MAC DEFINES =================================
+
+#ifdef __MACOS__
+
+#define	MAC_STATIC static
+
+#define	CPUSTRING	"MacOS-PPC"
+
+#define	PATH_SEP ':'
+
+void Sys_PumpEvents( void );
+
+#endif
+
+#ifdef __MRC__
+
+#define	MAC_STATIC
+
+#define	CPUSTRING	"MacOS-PPC"
+
+#define	PATH_SEP ':'
+
+void Sys_PumpEvents( void );
+
+#undef QDECL
+#define	QDECL	__cdecl
+
+#define _alloca alloca
+#endif
+
+//======================= LINUX DEFINES =================================
+
+// the mac compiler can't handle >32k of locals, so we
+// just waste space and make big arrays static...
+#ifdef __linux__
+
+// bk001205 - from Makefile
+#define stricmp strcasecmp
+
+#define	MAC_STATIC // bk: FIXME
+
+#ifdef __i386__
+#define	CPUSTRING	"linux-i386"
+#elif defined __axp__
+#define	CPUSTRING	"linux-alpha"
+#else
+#define	CPUSTRING	"linux-other"
+#endif
+
+#define	PATH_SEP '/'
+
+// bk001205 - try
+#ifdef Q3_STATIC
+#define	GAME_HARD_LINKED
+#define	CGAME_HARD_LINKED
+#define	UI_HARD_LINKED
+#define	BOTLIB_HARD_LINKED
+#endif
+
+#endif
+
+//=============================================================
+
+
+  
+typedef enum {qfalse, qtrue}	qboolean;
+
+typedef unsigned char 		byte;
+
+#define	EQUAL_EPSILON	0.001
+
+typedef int		qhandle_t;
+typedef int		sfxHandle_t;
+typedef int		fileHandle_t;
+typedef int		clipHandle_t;
+
+typedef enum {
+	INVALID_JOINT = -1
+} jointHandle_t;
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#define	MAX_QINT			0x7fffffff
+#define	MIN_QINT			(-MAX_QINT-1)
+
+#ifndef max
+#define max( x, y ) ( ( ( x ) > ( y ) ) ? ( x ) : ( y ) )
+#define min( x, y ) ( ( ( x ) < ( y ) ) ? ( x ) : ( y ) )
+#endif
+
+#ifndef sign
+#define sign( f )	( ( f > 0 ) ? 1 : ( ( f < 0 ) ? -1 : 0 ) )
+#endif
+
+// angle indexes
+#define	PITCH				0		// up / down
+#define	YAW					1		// left / right
+#define	ROLL				2		// fall over
+
+// the game guarantees that no string from the network will ever
+// exceed MAX_STRING_CHARS
+#define	MAX_STRING_CHARS	1024	// max length of a string passed to Cmd_TokenizeString
+#define	MAX_STRING_TOKENS	256		// max tokens resulting from Cmd_TokenizeString
+#define	MAX_TOKEN_CHARS		1024	// max length of an individual token
+
+#define	MAX_INFO_STRING		1024
+#define	MAX_INFO_KEY		1024
+#define	MAX_INFO_VALUE		1024
+
+
+#define	MAX_QPATH			64		// max length of a quake game pathname
+#define	MAX_OSPATH			128		// max length of a filesystem pathname
+
+#define	MAX_NAME_LENGTH		32		// max length of a client name
+
+// paramters for command buffer stuffing
+typedef enum {
+	EXEC_NOW,			// don't return until completed, a VM should NEVER use this,
+						// because some commands might cause the VM to be unloaded...
+	EXEC_INSERT,		// insert at current position, but don't run yet
+	EXEC_APPEND			// add to end of the command buffer (normal case)
+} cbufExec_t;
+
+
+//
+// these aren't needed by any of the VMs.  put in another header?
+//
+#define	MAX_MAP_AREA_BYTES		32		// bit vector of area visibility
+
+#undef ERR_FATAL						// malloc.h on unix
+
+// parameters to the main Error routine
+typedef enum {
+	ERR_NONE,
+	ERR_FATAL,					// exit the entire game with a popup window
+	ERR_DROP,					// print to console and disconnect from game
+	ERR_DISCONNECT,				// don't kill server
+	ERR_NEED_CD					// pop up the need-cd dialog
+} errorParm_t;
+
+
+// font rendering values used by ui and cgame
+
+#define PROP_GAP_WIDTH			3
+#define PROP_SPACE_WIDTH		8
+#define PROP_HEIGHT				27
+#define PROP_SMALL_SIZE_SCALE	0.75
+
+#define BLINK_DIVISOR			200
+#define PULSE_DIVISOR			75
+
+#define UI_LEFT			0x00000000	// default
+#define UI_CENTER		0x00000001
+#define UI_RIGHT		0x00000002
+#define UI_FORMATMASK	0x00000007
+#define UI_SMALLFONT	0x00000010
+#define UI_BIGFONT		0x00000020	// default
+#define UI_GIANTFONT	0x00000040
+#define UI_DROPSHADOW	0x00000800
+#define UI_BLINK		0x00001000
+#define UI_INVERSE		0x00002000
+#define UI_PULSE		0x00004000
+
+
+/*
+==============================================================
+
+MATHLIB
+
+==============================================================
+*/
+#ifdef __cplusplus			// so we can include this in C code
+#define	SIDE_FRONT		0
+#define	SIDE_BACK		1
+#define	SIDE_ON			2
+#define	SIDE_CROSS		3
+
+#define	Q_PI	3.14159265358979323846
+#ifndef M_PI
+#define M_PI		3.14159265358979323846	// matches value in gcc v2 math.h
+#endif
+
+#include "math_vector.h"
+#include "math_angles.h"
+#include "math_matrix.h"
+#include "math_quaternion.h"
+
+class idVec3_t;						// for defining vectors
+typedef idVec3_t &vec3_p;				// for passing vectors as function arguments
+typedef const idVec3_t &vec3_c;		// for passing vectors as const function arguments
+									
+class angles_t;						// for defining angle vectors
+typedef angles_t &angles_p;			// for passing angles as function arguments
+typedef const angles_t &angles_c;	// for passing angles as const function arguments
+
+class mat3_t;						// for defining matrices
+typedef mat3_t &mat3_p;				// for passing matrices as function arguments
+typedef const mat3_t &mat3_c;		// for passing matrices as const function arguments
+
+
+
+#define NUMVERTEXNORMALS	162
+extern	idVec3_t	bytedirs[NUMVERTEXNORMALS];
+
+// all drawing is done to a 640*480 virtual screen size
+// and will be automatically scaled to the real resolution
+#define	SCREEN_WIDTH		640
+#define	SCREEN_HEIGHT		480
+
+#define TINYCHAR_WIDTH		(SMALLCHAR_WIDTH)
+#define TINYCHAR_HEIGHT		(SMALLCHAR_HEIGHT/2)
+
+#define SMALLCHAR_WIDTH		8
+#define SMALLCHAR_HEIGHT	16
+
+#define BIGCHAR_WIDTH		16
+#define BIGCHAR_HEIGHT		16
+
+#define	GIANTCHAR_WIDTH		32
+#define	GIANTCHAR_HEIGHT	48
+
+extern	vec4_t		colorBlack;
+extern	vec4_t		colorRed;
+extern	vec4_t		colorGreen;
+extern	vec4_t		colorBlue;
+extern	vec4_t		colorYellow;
+extern	vec4_t		colorMagenta;
+extern	vec4_t		colorCyan;
+extern	vec4_t		colorWhite;
+extern	vec4_t		colorLtGrey;
+extern	vec4_t		colorMdGrey;
+extern	vec4_t		colorDkGrey;
+
+#define Q_COLOR_ESCAPE	'^'
+#define Q_IsColorString(p)	( p && *(p) == Q_COLOR_ESCAPE && *((p)+1) && *((p)+1) != Q_COLOR_ESCAPE )
+
+#define COLOR_BLACK		'0'
+#define COLOR_RED		'1'
+#define COLOR_GREEN		'2'
+#define COLOR_YELLOW	'3'
+#define COLOR_BLUE		'4'
+#define COLOR_CYAN		'5'
+#define COLOR_MAGENTA	'6'
+#define COLOR_WHITE		'7'
+#define ColorIndex(c)	( ( (c) - '0' ) & 7 )
+
+#define S_COLOR_BLACK	"^0"
+#define S_COLOR_RED		"^1"
+#define S_COLOR_GREEN	"^2"
+#define S_COLOR_YELLOW	"^3"
+#define S_COLOR_BLUE	"^4"
+#define S_COLOR_CYAN	"^5"
+#define S_COLOR_MAGENTA	"^6"
+#define S_COLOR_WHITE	"^7"
+
+extern vec4_t	g_color_table[8];
+
+#define	MAKERGB( v, r, g, b ) v[0]=r;v[1]=g;v[2]=b
+#define	MAKERGBA( v, r, g, b, a ) v[0]=r;v[1]=g;v[2]=b;v[3]=a
+
+#define DEG2RAD( a ) ( ( (a) * M_PI ) / 180.0F )
+#define RAD2DEG( a ) ( ( (a) * 180.0f ) / M_PI )
+
+struct cplane_s;
+
+extern	idVec3_t	vec3_origin;
+extern	vec4_t	vec4_origin;
+extern	mat3_t	axisDefault;
+
+#define	nanmask (255<<23)
+
+#define	IS_NAN(x) (((*(int *)&x)&nanmask)==nanmask)
+
+float Q_fabs( float f );
+float Q_rsqrt( float f );		// reciprocal square root
+
+#define SQRTFAST( x ) ( 1.0f / Q_rsqrt( x ) )
+
+signed char ClampChar( int i );
+signed short ClampShort( int i );
+
+// this isn't a real cheap function to call!
+int DirToByte( const idVec3_t &dir );
+void ByteToDir( int b, vec3_p dir );
+
+#define DotProduct(a,b)			((a)[0]*(b)[0]+(a)[1]*(b)[1]+(a)[2]*(b)[2])
+#define VectorSubtract(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2])
+#define VectorAdd(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2])
+#define VectorCopy(a,b)			((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2])
+//#define VectorCopy(a,b)			((b).x=(a).x,(b).y=(a).y,(b).z=(a).z])
+
+#define	VectorScale(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s))
+#define	VectorMA(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s))
+#define CrossProduct(a,b,c)		((c)[0]=(a)[1]*(b)[2]-(a)[2]*(b)[1],(c)[1]=(a)[2]*(b)[0]-(a)[0]*(b)[2],(c)[2]=(a)[0]*(b)[1]-(a)[1]*(b)[0])
+
+#define DotProduct4(x,y)		((x)[0]*(y)[0]+(x)[1]*(y)[1]+(x)[2]*(y)[2]+(x)[3]*(y)[3])
+#define VectorSubtract4(a,b,c)	((c)[0]=(a)[0]-(b)[0],(c)[1]=(a)[1]-(b)[1],(c)[2]=(a)[2]-(b)[2],(c)[3]=(a)[3]-(b)[3])
+#define VectorAdd4(a,b,c)		((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2],(c)[3]=(a)[3]+(b)[3])
+#define VectorCopy4(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+#define	VectorScale4(v, s, o)	((o)[0]=(v)[0]*(s),(o)[1]=(v)[1]*(s),(o)[2]=(v)[2]*(s),(o)[3]=(v)[3]*(s))
+#define	VectorMA4(v, s, b, o)	((o)[0]=(v)[0]+(b)[0]*(s),(o)[1]=(v)[1]+(b)[1]*(s),(o)[2]=(v)[2]+(b)[2]*(s),(o)[3]=(v)[3]+(b)[3]*(s))
+
+
+#define VectorClear(a)			((a)[0]=(a)[1]=(a)[2]=0)
+#define VectorNegate(a,b)		((b)[0]=-(a)[0],(b)[1]=-(a)[1],(b)[2]=-(a)[2])
+#define VectorSet(v, x, y, z)	((v)[0]=(x), (v)[1]=(y), (v)[2]=(z))
+#define Vector4Copy(a,b)		((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3])
+
+#define	SnapVector(v) {v[0]=(int)v[0];v[1]=(int)v[1];v[2]=(int)v[2];}
+
+float NormalizeColor( vec3_c in, vec3_p out );
+
+int VectorCompare( vec3_c v1, vec3_c v2 );
+float VectorLength( vec3_c v );
+float Distance( vec3_c p1, vec3_c p2 );
+float DistanceSquared( vec3_c p1, vec3_c p2 );
+float VectorNormalize (vec3_p v);		// returns vector length
+void VectorNormalizeFast(vec3_p v);		// does NOT return vector length, uses rsqrt approximation
+float VectorNormalize2( vec3_c v, vec3_p out );
+void VectorInverse (vec3_p v);
+void VectorRotate( vec3_c in, mat3_c matrix, vec3_p out );
+void VectorPolar(vec3_p v, float radius, float theta, float phi);
+void VectorSnap(vec3_p v);
+void Vector53Copy( const idVec5_t &in, vec3_p out);
+void Vector5Scale( const idVec5_t &v, float scale, idVec5_t &out);
+void Vector5Add( const idVec5_t &va, const idVec5_t &vb, idVec5_t &out);
+void VectorRotate3( vec3_c vIn, vec3_c vRotation, vec3_p out);
+void VectorRotate3Origin(vec3_c vIn, vec3_c vRotation, vec3_c vOrigin, vec3_p out);
+
+
+int Q_log2(int val);
+
+int		Q_rand( int *seed );
+float	Q_random( int *seed );
+float	Q_crandom( int *seed );
+
+#define random()	((rand () & 0x7fff) / ((float)0x7fff))
+#define crandom()	(2.0 * (random() - 0.5))
+
+float Q_rint( float in );
+
+void vectoangles( vec3_c value1, angles_p angles);
+void AnglesToAxis( angles_c angles, mat3_p axis );
+
+void AxisCopy( mat3_c in, mat3_p out );
+qboolean AxisRotated( mat3_c in );			// assumes a non-degenerate axis
+
+int SignbitsForNormal( vec3_c normal );
+int BoxOnPlaneSide( const Bounds &b, struct cplane_s *p );
+
+float	AngleMod(float a);
+float	LerpAngle (float from, float to, float frac);
+float	AngleSubtract( float a1, float a2 );
+void	AnglesSubtract( angles_c v1, angles_c v2, angles_p v3 );
+
+float AngleNormalize360 ( float angle );
+float AngleNormalize180 ( float angle );
+float AngleDelta ( float angle1, float angle2 );
+
+qboolean PlaneFromPoints( vec4_t &plane, vec3_c a, vec3_c b, vec3_c c );
+void ProjectPointOnPlane( vec3_p dst, vec3_c p, vec3_c normal );
+void RotatePointAroundVector( vec3_p dst, vec3_c dir, vec3_c point, float degrees );
+void RotateAroundDirection( mat3_p axis, float yaw );
+void MakeNormalVectors( vec3_c forward, vec3_p right, vec3_p up );
+// perpendicular vector could be replaced by this
+
+int	PlaneTypeForNormal( vec3_c normal );
+
+void MatrixMultiply( mat3_c in1, mat3_c in2, mat3_p out );
+void MatrixInverseMultiply( mat3_c in1, mat3_c in2, mat3_p out );	// in2 is transposed during multiply
+void MatrixTransformVector( vec3_c in, mat3_c matrix, vec3_p out );
+void MatrixProjectVector( vec3_c in, mat3_c matrix, vec3_p out ); // Places the vector into a new coordinate system.
+void AngleVectors( angles_c angles, vec3_p forward, vec3_p right, vec3_p up);
+void PerpendicularVector( vec3_p dst, vec3_c src );
+
+float TriangleArea( vec3_c a, vec3_c b, vec3_c c );
+#endif										// __cplusplus
+
+//=============================================
+
+float Com_Clamp( float min, float max, float value );
+
+#define FILE_HASH_SIZE		1024
+int Com_HashString( const char *fname );
+
+char	*Com_SkipPath( char *pathname );
+
+// it is ok for out == in
+void	Com_StripExtension( const char *in, char *out );
+
+// "extension" should include the dot: ".map"
+void	Com_DefaultExtension( char *path, int maxSize, const char *extension );
+
+int		Com_ParseInfos( const char *buf, int max, char infos[][MAX_INFO_STRING] );
+
+/*
+=====================================================================================
+
+SCRIPT PARSING
+
+=====================================================================================
+*/
+
+// this just controls the comment printing, it doesn't actually load a file
+void Com_BeginParseSession( const char *filename );
+void Com_EndParseSession( void );
+
+int Com_GetCurrentParseLine( void );
+
+// Will never return NULL, just empty strings.
+// An empty string will only be returned at end of file.
+// ParseOnLine will return empty if there isn't another token on this line
+
+// this funny typedef just means a moving pointer into a const char * buffer
+const char *Com_Parse( const char *(*data_p) );
+const char *Com_ParseOnLine( const char *(*data_p) );
+const char *Com_ParseRestOfLine( const char *(*data_p) );
+
+void Com_UngetToken( void );
+
+#ifdef __cplusplus
+void Com_MatchToken( const char *(*buf_p), const char *match, qboolean warning = qfalse );
+#else
+void Com_MatchToken( const char *(*buf_p), const char *match, qboolean warning );
+#endif
+
+void Com_ScriptError( const char *msg, ... );
+void Com_ScriptWarning( const char *msg, ... );
+
+void Com_SkipBracedSection( const char *(*program) );
+void Com_SkipRestOfLine( const char *(*data) );
+
+float Com_ParseFloat( const char *(*buf_p) );
+int	Com_ParseInt( const char *(*buf_p) );
+
+void Com_Parse1DMatrix( const char *(*buf_p), int x, float *m );
+void Com_Parse2DMatrix( const char *(*buf_p), int y, int x, float *m );
+void Com_Parse3DMatrix( const char *(*buf_p), int z, int y, int x, float *m );
+
+//=====================================================================================
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void	QDECL Com_sprintf (char *dest, int size, const char *fmt, ...);
+
+
+// mode parm for FS_FOpenFile
+typedef enum {
+	FS_READ,
+	FS_WRITE,
+	FS_APPEND,
+	FS_APPEND_SYNC
+} fsMode_t;
+
+typedef enum {
+	FS_SEEK_CUR,
+	FS_SEEK_END,
+	FS_SEEK_SET
+} fsOrigin_t;
+
+//=============================================
+
+int Q_isprint( int c );
+int Q_islower( int c );
+int Q_isupper( int c );
+int Q_isalpha( int c );
+
+// portable case insensitive compare
+int		Q_stricmp (const char *s1, const char *s2);
+int		Q_strncmp (const char *s1, const char *s2, int n);
+int		Q_stricmpn (const char *s1, const char *s2, int n);
+char	*Q_strlwr( char *s1 );
+char	*Q_strupr( char *s1 );
+char	*Q_strrchr( const char* string, int c );
+
+// buffer size safe library replacements
+void	Q_strncpyz( char *dest, const char *src, int destsize );
+void	Q_strcat( char *dest, int size, const char *src );
+
+// strlen that discounts Quake color sequences
+int Q_PrintStrlen( const char *string );
+// removes color sequences from string
+char *Q_CleanStr( char *string );
+
+int			Com_Filter( const char *filter, const char *name, int casesensitive );
+const char *Com_StringContains( const char *str1, const char *str2, int casesensitive );
+
+
+//=============================================
+
+short	BigShort(short l);
+short	LittleShort(short l);
+int		BigLong (int l);
+int		LittleLong (int l);
+float	BigFloat (float l);
+float	LittleFloat (float l);
+
+void	Swap_Init (void);
+char	* QDECL va(char *format, ...);
+
+#ifdef __cplusplus
+    }
+#endif
+
+
+//=============================================
+#ifdef __cplusplus
+//
+// mapfile parsing
+//
+typedef struct ePair_s {
+	char	*key;
+	char	*value;
+} ePair_t;
+
+typedef struct mapSide_s {
+	char		material[MAX_QPATH];
+	vec4_t		plane;
+	vec4_t		textureVectors[2];
+} mapSide_t;
+
+typedef struct {
+	int			numSides;
+	mapSide_t	**sides;
+} mapBrush_t;
+
+typedef struct {
+	idVec3_t		xyz;
+	float		st[2];
+} patchVertex_t;
+
+typedef struct {
+	char		material[MAX_QPATH];
+	int			width, height;
+	patchVertex_t	*patchVerts;
+} mapPatch_t;
+
+typedef struct {
+	char		modelName[MAX_QPATH];
+	float		matrix[16];
+} mapModel_t;
+
+typedef struct mapPrimitive_s {
+	int				numEpairs;
+	ePair_t			**ePairs;
+
+	// only one of these will be non-NULL
+	mapBrush_t		*brush;
+	mapPatch_t		*patch;
+	mapModel_t		*model;
+} mapPrimitive_t;
+
+typedef struct mapEntity_s {
+	int				numPrimitives;
+	mapPrimitive_t	**primitives;
+
+	int				numEpairs;
+	ePair_t			**ePairs;
+} mapEntity_t;
+
+typedef struct {
+	int				numEntities;
+	mapEntity_t		**entities;
+} mapFile_t;
+
+
+// the order of entities, brushes, and sides will be maintained, the
+// lists won't be swapped on each load or save
+mapFile_t *ParseMapFile( const char *text );
+void FreeMapFile( mapFile_t *mapFile );
+void WriteMapFile( const mapFile_t *mapFile, FILE *f );
+
+// key names are case-insensitive
+const char 	*ValueForMapEntityKey( const mapEntity_t *ent, const char *key );
+float	FloatForMapEntityKey( const mapEntity_t *ent, const char *key );
+qboolean 	GetVectorForMapEntityKey( const mapEntity_t *ent, const char *key, idVec3_t &vec );
+
+typedef struct {
+	idVec3_t		xyz;
+	idVec2_t		st;
+	idVec3_t		normal;
+	idVec3_t		tangents[2];
+	byte		smoothing[4];		// colors for silhouette smoothing
+} drawVert_t;
+
+typedef struct {
+	int			width, height;
+	drawVert_t	*verts;
+} drawVertMesh_t;
+
+// Tesselate a map patch into smoothed, drawable vertexes
+// MaxError of around 4 is reasonable
+drawVertMesh_t *SubdivideMapPatch( const mapPatch_t *patch, float maxError );
+#endif			// __cplusplus
+
+//=========================================
+
+#ifdef __cplusplus
+	extern "C" {
+#endif
+
+void	QDECL Com_Error( int level, const char *error, ... );
+void	QDECL Com_Printf( const char *msg, ... );
+void	QDECL Com_DPrintf( const char *msg, ... );
+
+#ifdef __cplusplus
+	}
+#endif
+
+
+typedef struct {
+	qboolean	frameMemory;
+	int		currentElements;
+	int		maxElements;		// will reallocate and move when exceeded
+	void	**elements;
+} growList_t;
+
+// you don't need to init the growlist if you don't mind it growing and moving
+// the list as it expands
+void		Com_InitGrowList( growList_t *list, int maxElements );
+int			Com_AddToGrowList( growList_t *list, void *data );
+void		*Com_GrowListElement( const growList_t *list, int index );
+int			Com_IndexForGrowListElement( const growList_t *list, const void *element );
+
+
+//
+// key / value info strings
+//
+char *Info_ValueForKey( const char *s, const char *key );
+void Info_RemoveKey( char *s, const char *key );
+void Info_SetValueForKey( char *s, const char *key, const char *value );
+qboolean Info_Validate( const char *s );
+void Info_NextPair( const char *(*s), char key[MAX_INFO_KEY], char value[MAX_INFO_VALUE] );
+
+// get cvar defs, collision defs, etc
+//#include "../shared/interface.h"
+
+// get key code numbers for events
+//#include "../shared/keycodes.h"
+
+#ifdef __cplusplus
+// get the polygon winding functions
+//#include "../shared/windings.h"
+
+// get the flags class
+//#include "../shared/idflags.h"
+#endif	// __cplusplus
+
+#endif	// __Q_SHARED_H
+
diff --git a/code/splines/splines.cpp b/code/splines/splines.cpp
new file mode 100755
index 0000000..61830fe
--- /dev/null
+++ b/code/splines/splines.cpp
@@ -0,0 +1,1250 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+
+//#include "stdafx.h"
+//#include "qe3.h"
+
+#include "q_shared.hpp"
+#include "splines.h"
+
+extern "C" {
+int FS_Write( const void *buffer, int len, fileHandle_t h );
+int FS_ReadFile( const char *qpath, void **buffer );
+void FS_FreeFile( void *buffer );
+fileHandle_t FS_FOpenFileWrite( const char *filename );
+void FS_FCloseFile( fileHandle_t f );
+}
+
+float Q_fabs( float f ) {
+	int tmp = * ( int * ) &f;
+	tmp &= 0x7FFFFFFF;
+	return * ( float * ) &tmp;
+}
+
+
+//#include "../shared/windings.h"
+//#include "../qcommon/qcommon.h"
+//#include "../sys/sys_public.h"
+//#include "../game/game_entity.h"
+
+idCameraDef splineList;
+idCameraDef *g_splineList = &splineList;
+
+idVec3_t idSplineList::zero(0,0,0);
+/*
+void glLabeledPoint(idVec3_t &color, idVec3_t &point, float size, const char *label) {
+	qglColor3fv(color);
+	qglPointSize(size);
+	qglBegin(GL_POINTS);
+	qglVertex3fv(point);
+	qglEnd();
+	idVec3_t v = point;
+	v.x += 1;
+	v.y += 1;
+	v.z += 1;
+	qglRasterPos3fv (v);
+	qglCallLists (strlen(label), GL_UNSIGNED_BYTE, label);
+}
+
+
+void glBox(idVec3_t &color, idVec3_t &point, float size) {
+	idVec3_t mins(point);
+	idVec3_t maxs(point);
+	mins[0] -= size;
+	mins[1] += size;
+	mins[2] -= size;
+	maxs[0] += size;
+	maxs[1] -= size;
+	maxs[2] += size;
+	qglColor3fv(color);
+	qglBegin(GL_LINE_LOOP);
+	qglVertex3f(mins[0],mins[1],mins[2]);
+	qglVertex3f(maxs[0],mins[1],mins[2]);
+	qglVertex3f(maxs[0],maxs[1],mins[2]);
+	qglVertex3f(mins[0],maxs[1],mins[2]);
+	qglEnd();
+	qglBegin(GL_LINE_LOOP);
+	qglVertex3f(mins[0],mins[1],maxs[2]);
+	qglVertex3f(maxs[0],mins[1],maxs[2]);
+	qglVertex3f(maxs[0],maxs[1],maxs[2]);
+	qglVertex3f(mins[0],maxs[1],maxs[2]);
+	qglEnd();
+
+	qglBegin(GL_LINES);
+  	qglVertex3f(mins[0],mins[1],mins[2]);
+	qglVertex3f(mins[0],mins[1],maxs[2]);
+	qglVertex3f(mins[0],maxs[1],maxs[2]);
+	qglVertex3f(mins[0],maxs[1],mins[2]);
+	qglVertex3f(maxs[0],mins[1],mins[2]);
+	qglVertex3f(maxs[0],mins[1],maxs[2]);
+	qglVertex3f(maxs[0],maxs[1],maxs[2]);
+	qglVertex3f(maxs[0],maxs[1],mins[2]);
+	qglEnd();
+
+}
+
+void splineTest() {
+	//g_splineList->load("p:/doom/base/maps/test_base1.camera");
+}
+
+void splineDraw() {
+	//g_splineList->addToRenderer();
+}
+
+
+//extern void D_DebugLine( const idVec3_t &color, const idVec3_t &start, const idVec3_t &end );
+
+void debugLine(idVec3_t &color, float x, float y, float z, float x2, float y2, float z2) {
+	//idVec3_t from(x, y, z);
+	//idVec3_t to(x2, y2, z2);
+	//D_DebugLine(color, from, to);
+}
+
+
+void idSplineList::addToRenderer() {
+
+	if (controlPoints.Num() == 0) {
+		return;
+	}
+
+	idVec3_t mins, maxs;
+	idVec3_t yellow(1.0, 1.0, 0);
+	idVec3_t white(1.0, 1.0, 1.0);
+        int i;
+        
+	for(i = 0; i < controlPoints.Num(); i++) {
+		VectorCopy(*controlPoints[i], mins);
+		VectorCopy(mins, maxs);
+		mins[0] -= 8;
+		mins[1] += 8;
+		mins[2] -= 8;
+		maxs[0] += 8;
+		maxs[1] -= 8;
+		maxs[2] += 8;
+		debugLine( yellow, mins[0], mins[1], mins[2], maxs[0], mins[1], mins[2]);
+		debugLine( yellow, maxs[0], mins[1], mins[2], maxs[0], maxs[1], mins[2]);
+		debugLine( yellow, maxs[0], maxs[1], mins[2], mins[0], maxs[1], mins[2]);
+		debugLine( yellow, mins[0], maxs[1], mins[2], mins[0], mins[1], mins[2]);
+		
+		debugLine( yellow, mins[0], mins[1], maxs[2], maxs[0], mins[1], maxs[2]);
+		debugLine( yellow, maxs[0], mins[1], maxs[2], maxs[0], maxs[1], maxs[2]);
+		debugLine( yellow, maxs[0], maxs[1], maxs[2], mins[0], maxs[1], maxs[2]);
+		debugLine( yellow, mins[0], maxs[1], maxs[2], mins[0], mins[1], maxs[2]);
+	    
+	}
+
+	int step = 0;
+	idVec3_t step1;
+	for(i = 3; i < controlPoints.Num(); i++) {
+		for (float tension = 0.0f; tension < 1.001f; tension += 0.1f) {
+			float x = 0;
+			float y = 0;
+			float z = 0;
+			for (int j = 0; j < 4; j++) {
+				x += controlPoints[i - (3 - j)]->x * calcSpline(j, tension);
+				y += controlPoints[i - (3 - j)]->y * calcSpline(j, tension);
+				z += controlPoints[i - (3 - j)]->z * calcSpline(j, tension);
+			}
+			if (step == 0) {
+				step1[0] = x;
+				step1[1] = y;
+				step1[2] = z;
+				step = 1;
+			} else {
+				debugLine( white, step1[0], step1[1], step1[2], x, y, z);
+				step = 0;
+			}
+
+		}
+	}
+}
+*/
+
+void idSplineList::buildSpline() {
+	//int start = Sys_Milliseconds();
+	clearSpline();
+	for(int i = 3; i < controlPoints.Num(); i++) {
+		for (float tension = 0.0f; tension < 1.001f; tension += granularity) {
+			float x = 0;
+			float y = 0;
+			float z = 0;
+			for (int j = 0; j < 4; j++) {
+				x += controlPoints[i - (3 - j)]->x * calcSpline(j, tension);
+				y += controlPoints[i - (3 - j)]->y * calcSpline(j, tension);
+				z += controlPoints[i - (3 - j)]->z * calcSpline(j, tension);
+			}
+			splinePoints.Append(new idVec3_t(x, y, z));
+		}
+	}
+	dirty = false;
+	//Com_Printf("Spline build took %f seconds\n", (float)(Sys_Milliseconds() - start) / 1000);
+}
+
+/*
+void idSplineList::draw(bool editMode) {
+	int i;
+	vec4_t yellow(1, 1, 0, 1);
+        
+	if (controlPoints.Num() == 0) {
+		return;
+	}
+
+	if (dirty) {
+		buildSpline();
+	}
+
+
+	qglColor3fv(controlColor);
+	qglPointSize(5);
+	
+	qglBegin(GL_POINTS);
+	for (i = 0; i < controlPoints.Num(); i++) {
+		qglVertex3fv(*controlPoints[i]);
+	}
+	qglEnd();
+	
+	if (editMode) {
+		for(i = 0; i < controlPoints.Num(); i++) {
+			glBox(activeColor, *controlPoints[i], 4);
+		}
+	}
+
+	//Draw the curve
+	qglColor3fv(pathColor);
+	qglBegin(GL_LINE_STRIP);
+	int count = splinePoints.Num();
+	for (i = 0; i < count; i++) {
+		qglVertex3fv(*splinePoints[i]);
+	}
+	qglEnd();
+
+	if (editMode) {
+		qglColor3fv(segmentColor);
+		qglPointSize(3);
+		qglBegin(GL_POINTS);
+		for (i = 0; i < count; i++) {
+			qglVertex3fv(*splinePoints[i]);
+		}
+		qglEnd();
+	}
+	if (count > 0) {
+		//assert(activeSegment >=0 && activeSegment < count);
+		if (activeSegment >=0 && activeSegment < count) {
+			glBox(activeColor, *splinePoints[activeSegment], 6);
+			glBox(yellow, *splinePoints[activeSegment], 8);
+		}
+	}
+
+}
+*/
+
+float idSplineList::totalDistance() {
+
+	if (controlPoints.Num() == 0) {
+		return 0.0;
+	}
+
+	if (dirty) {
+		buildSpline();
+	}
+
+	float dist = 0.0;
+	idVec3_t temp;
+	int count = splinePoints.Num();
+	for(int i = 1; i < count; i++) {
+		temp = *splinePoints[i-1];
+		temp -= *splinePoints[i];
+		dist += temp.Length();
+	}
+	return dist;
+}
+
+void idSplineList::initPosition(long bt, long totalTime) {
+
+	if (dirty) {
+		buildSpline();
+	}
+
+	if (splinePoints.Num() == 0) {
+		return;
+	}
+
+	baseTime = bt;
+	time = totalTime;
+
+	// calc distance to travel ( this will soon be broken into time segments )
+	splineTime.Clear();
+	splineTime.Append(bt);
+	double dist = totalDistance();
+	double distSoFar = 0.0;
+	idVec3_t temp;
+	int count = splinePoints.Num();
+	//for(int i = 2; i < count - 1; i++) {
+	for(int i = 1; i < count; i++) {
+		temp = *splinePoints[i-1];
+		temp -= *splinePoints[i];
+		distSoFar += temp.Length();
+		double percent = distSoFar / dist;
+		percent *= totalTime;
+		splineTime.Append(percent + bt);
+	}
+	assert(splineTime.Num() == splinePoints.Num());
+	activeSegment = 0;
+}
+
+
+
+float idSplineList::calcSpline(int step, float tension) {
+	switch(step) {
+		case 0:	return (pow(1 - tension, 3)) / 6;
+		case 1:	return (3 * pow(tension, 3) - 6 * pow(tension, 2) + 4) / 6;
+		case 2:	return (-3 * pow(tension, 3) + 3 * pow(tension, 2) + 3 * tension + 1) / 6;
+		case 3:	return pow(tension, 3) / 6;
+	}
+	return 0.0;
+}
+
+
+
+void idSplineList::updateSelection(const idVec3_t &move) {
+	if (selected) {
+		dirty = true;
+		VectorAdd(*selected, move, *selected);
+	}
+}
+
+
+void idSplineList::setSelectedPoint(idVec3_t *p) {
+	if (p) {
+		p->Snap();
+		for(int i = 0; i < controlPoints.Num(); i++) {
+			if (*p == *controlPoints[i]) {
+				selected = controlPoints[i];
+			}
+		}
+	} else {
+		selected = NULL;
+	}
+}
+
+const idVec3_t *idSplineList::getPosition(long t) {
+	static idVec3_t interpolatedPos;
+	//static long lastTime = -1;
+
+	int count = splineTime.Num();
+	if (count == 0) {
+		return &zero;
+	}
+
+	Com_Printf("Time: %d\n", t);
+	assert(splineTime.Num() == splinePoints.Num());
+
+	while (activeSegment < count) {
+		if (splineTime[activeSegment] >= t) {
+			if (activeSegment > 0 && activeSegment < count - 1) {
+				double timeHi = splineTime[activeSegment + 1];
+				double timeLo = splineTime[activeSegment - 1];
+				double percent = (timeHi - t) / (timeHi - timeLo); 
+				// pick two bounding points
+				idVec3_t v1 = *splinePoints[activeSegment-1];
+				idVec3_t v2 = *splinePoints[activeSegment+1];
+				v2 *= (1.0 - percent);
+				v1 *= percent;
+				v2 += v1;
+				interpolatedPos = v2;
+				return &interpolatedPos;
+			}
+			return splinePoints[activeSegment];
+		} else {
+			activeSegment++;
+		}
+	}
+	return splinePoints[count-1];
+}
+
+void idSplineList::parse(const char *(*text)  ) {
+	const char *token;
+	//Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !Q_stricmp (token, "}") ) {
+			break;
+		}
+
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !Q_stricmp (token, "(") || !Q_stricmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "granularity") == 0) {
+				granularity = atof(token);
+			} else if (Q_stricmp(key.c_str(), "name") == 0) {
+				name = token;
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !Q_stricmp (token, "}") ) {
+			break;
+		}
+
+		Com_UngetToken();
+		// read the control point
+		idVec3_t point;
+		Com_Parse1DMatrix( text, 3, point );
+		addPoint(point.x, point.y, point.z);
+	} while (1);
+ 
+	//Com_UngetToken();
+	//Com_MatchToken( text, "}" );
+	dirty = true;
+}
+
+void idSplineList::write(fileHandle_t file, const char *p) {
+	idStr s = va("\t\t%s {\n", p);
+	FS_Write(s.c_str(), s.length(), file);
+	//s = va("\t\tname %s\n", name.c_str());
+	//FS_Write(s.c_str(), s.length(), file);
+	s = va("\t\t\tgranularity %f\n", granularity);
+	FS_Write(s.c_str(), s.length(), file);
+	int count = controlPoints.Num();
+	for (int i = 0; i < count; i++) {
+		s = va("\t\t\t( %f %f %f )\n", controlPoints[i]->x, controlPoints[i]->y, controlPoints[i]->z);
+		FS_Write(s.c_str(), s.length(), file);
+	}
+	s = "\t\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+
+void idCameraDef::getActiveSegmentInfo(int segment, idVec3_t &origin, idVec3_t &direction, float *fov) {
+#if 0
+	if (!cameraSpline.validTime()) {
+		buildCamera();
+	}
+	double d = (double)segment / numSegments();
+	getCameraInfo(d * totalTime * 1000, origin, direction, fov);
+#endif
+/*
+	if (!cameraSpline.validTime()) {
+		buildCamera();
+	}
+	origin = *cameraSpline.getSegmentPoint(segment);
+	
+
+	idVec3_t temp;
+
+	int numTargets = getTargetSpline()->controlPoints.Num();
+	int count = cameraSpline.splineTime.Num();
+	if (numTargets == 0) {
+		// follow the path
+		if (cameraSpline.getActiveSegment() < count - 1) {
+			temp = *cameraSpline.splinePoints[cameraSpline.getActiveSegment()+1];
+		}
+	} else if (numTargets == 1) {
+		temp = *getTargetSpline()->controlPoints[0];
+	} else {
+		temp = *getTargetSpline()->getSegmentPoint(segment);
+	}
+
+	temp -= origin;
+	temp.Normalize();
+	direction = temp;
+*/
+}
+
+bool idCameraDef::getCameraInfo(long time, idVec3_t &origin, idVec3_t &direction, float *fv) {
+
+
+	if ((time - startTime) / 1000 > totalTime) {
+		return false;
+	}
+
+
+	for (int i = 0; i < events.Num(); i++) {
+		if (time >= startTime + events[i]->getTime() && !events[i]->getTriggered()) {
+			events[i]->setTriggered(true);
+			if (events[i]->getType() == idCameraEvent::EVENT_TARGET) {
+				setActiveTargetByName(events[i]->getParam());
+				getActiveTarget()->start(startTime + events[i]->getTime());
+				//Com_Printf("Triggered event switch to target: %s\n",events[i]->getParam());
+			} else if (events[i]->getType() == idCameraEvent::EVENT_TRIGGER) {
+				//idEntity *ent = NULL;
+				//ent = level.FindTarget( ent, events[i]->getParam());
+				//if (ent) {
+				//	ent->signal( SIG_TRIGGER );
+				//	ent->ProcessEvent( &EV_Activate, world );
+				//}
+			} else if (events[i]->getType() == idCameraEvent::EVENT_FOV) {
+				//*fv = fov = atof(events[i]->getParam());
+			} else if (events[i]->getType() == idCameraEvent::EVENT_STOP) {
+				return false;
+			}
+		}
+	}
+
+	origin = *cameraPosition->getPosition(time);
+	
+	*fv = fov.getFOV(time);
+
+	idVec3_t temp = origin;
+
+	int numTargets = targetPositions.Num();
+	if (numTargets == 0) {
+/*
+		// follow the path
+		if (cameraSpline.getActiveSegment() < count - 1) {
+			temp = *cameraSpline.splinePoints[cameraSpline.getActiveSegment()+1];
+			if (temp == origin) {
+				int index = cameraSpline.getActiveSegment() + 2;
+				while (temp == origin && index < count - 1) {
+					temp = *cameraSpline.splinePoints[index++];
+				}
+			}
+		}
+*/
+	} else {
+		temp = *getActiveTarget()->getPosition(time);
+	}
+	
+	temp -= origin;
+	temp.Normalize();
+	direction = temp;
+
+	return true;
+}
+
+bool idCameraDef::waitEvent(int index) {
+	//for (int i = 0; i < events.Num(); i++) {
+	//	if (events[i]->getSegment() == index && events[i]->getType() == idCameraEvent::EVENT_WAIT) {
+	//		return true;
+	//	}
+    //}
+	return false;
+}
+
+
+#define NUM_CCELERATION_SEGS 10
+#define CELL_AMT 5
+
+void idCameraDef::buildCamera() {
+	int i;
+	//int lastSwitch = 0;
+	idList<float> waits;
+	idList<int> targets;
+
+	totalTime = baseTime;
+	cameraPosition->setTime(totalTime * 1000);
+	// we have a base time layout for the path and the target path
+	// now we need to layer on any wait or speed changes
+	for (i = 0; i < events.Num(); i++) {
+		//idCameraEvent *ev = events[i];
+		events[i]->setTriggered(false);
+		switch (events[i]->getType()) {
+			case idCameraEvent::EVENT_TARGET : {
+				targets.Append(i);
+				break;
+			}
+			case idCameraEvent::EVENT_WAIT : {
+				waits.Append(atof(events[i]->getParam()));
+				cameraPosition->addVelocity(events[i]->getTime(), atof(events[i]->getParam()) * 1000, 0);
+				break;
+			}
+			case idCameraEvent::EVENT_TARGETWAIT : {
+				//targetWaits.Append(i);
+				break;
+			}
+			case idCameraEvent::EVENT_SPEED : {
+/*
+				// take the average delay between up to the next five segments
+				float adjust = atof(events[i]->getParam());
+				int index = events[i]->getSegment();
+				total = 0;
+				count = 0;
+
+				// get total amount of time over the remainder of the segment
+				for (j = index; j < cameraSpline.numSegments() - 1; j++) {
+					total += cameraSpline.getSegmentTime(j + 1) - cameraSpline.getSegmentTime(j);
+					count++;
+				}
+
+				// multiply that by the adjustment
+				double newTotal = total * adjust;
+				// what is the difference.. 
+				newTotal -= total;
+				totalTime += newTotal / 1000;
+
+				// per segment difference
+				newTotal /= count;
+				int additive = newTotal;
+
+				// now propogate that difference out to each segment
+				for (j = index; j < cameraSpline.numSegments(); j++) {
+					cameraSpline.addSegmentTime(j, additive);
+					additive += newTotal;
+				}
+				break;
+*/
+			}
+    default: break; // FIXME: what about other idCameraEvent?
+		}
+	}
+
+
+	for (i = 0; i < waits.Num(); i++) {
+		totalTime += waits[i];
+	}
+
+	// on a new target switch, we need to take time to this point ( since last target switch ) 
+	// and allocate it across the active target, then reset time to this point
+	long timeSoFar = 0;
+	long total = (int)(totalTime * 1000);
+	for (i = 0; i < targets.Num(); i++) {
+		long t;
+		if (i < targets.Num() - 1) {
+			t = events[targets[i+1]]->getTime();
+		} else {
+			t = total - timeSoFar;
+		}
+		// t is how much time to use for this target
+		setActiveTargetByName(events[targets[i]]->getParam());
+		getActiveTarget()->setTime(t);
+		timeSoFar += t;
+	}
+
+	
+}
+
+void idCameraDef::startCamera(long t) {
+	buildCamera();
+	cameraPosition->start(t);
+	//for (int i = 0; i < targetPositions.Num(); i++) {
+	//	targetPositions[i]->
+	//}
+	startTime = t;
+	cameraRunning = true;
+}
+
+
+void idCameraDef::parse(const char *(*text)  ) {
+
+	const char	*token;
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !Q_stricmp (token, "}") ) {
+			break;
+		}
+
+		if (Q_stricmp(token, "time") == 0) {
+			baseTime = Com_ParseFloat(text);
+		}
+
+		if (Q_stricmp(token, "camera_fixed") == 0) {
+			cameraPosition = new idFixedPosition();
+			cameraPosition->parse(text);
+		}
+
+		if (Q_stricmp(token, "camera_interpolated") == 0) {
+			cameraPosition = new idInterpolatedPosition();
+			cameraPosition->parse(text);
+		}
+
+		if (Q_stricmp(token, "camera_spline") == 0) {
+			cameraPosition = new idSplinePosition();
+			cameraPosition->parse(text);
+		}
+
+		if (Q_stricmp(token, "target_fixed") == 0) {
+			idFixedPosition *pos = new idFixedPosition();
+			pos->parse(text);
+			targetPositions.Append(pos);
+		}
+		
+		if (Q_stricmp(token, "target_interpolated") == 0) {
+			idInterpolatedPosition *pos = new idInterpolatedPosition();
+			pos->parse(text);
+			targetPositions.Append(pos);
+		}
+
+		if (Q_stricmp(token, "target_spline") == 0) {
+			idSplinePosition *pos = new idSplinePosition();
+			pos->parse(text);
+			targetPositions.Append(pos);
+		}
+
+		if (Q_stricmp(token, "fov") == 0) {
+			fov.parse(text);
+		}
+
+		if (Q_stricmp(token, "event") == 0) {
+			idCameraEvent *event = new idCameraEvent();
+			event->parse(text);
+			addEvent(event);
+		}
+
+
+	} while (1);
+
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+
+}
+
+qboolean idCameraDef::load(const char *filename) {
+	char *buf;
+	const char *buf_p;
+	//int length = 
+  FS_ReadFile( filename, (void **)&buf );
+	if ( !buf ) {
+		return qfalse;
+	}
+
+	clear();
+	Com_BeginParseSession( filename );
+	buf_p = buf;
+	parse(&buf_p);
+	Com_EndParseSession();
+	FS_FreeFile( buf );
+
+	return qtrue;
+}
+
+void idCameraDef::save(const char *filename) {
+	fileHandle_t file = FS_FOpenFileWrite(filename);
+	if (file) {
+		int i;
+		idStr s = "cameraPathDef { \n"; 
+		FS_Write(s.c_str(), s.length(), file);
+		s = va("\ttime %f\n", baseTime);
+		FS_Write(s.c_str(), s.length(), file);
+
+		cameraPosition->write(file, va("camera_%s",cameraPosition->typeStr()));
+
+		for (i = 0; i < numTargets(); i++) {
+			targetPositions[i]->write(file, va("target_%s", targetPositions[i]->typeStr()));
+		}
+
+		for (i = 0; i < events.Num(); i++) {
+			events[i]->write(file, "event");
+		}
+
+		fov.write(file, "fov");
+
+		s = "}\n";
+		FS_Write(s.c_str(), s.length(), file);
+	}
+	FS_FCloseFile(file);
+}
+
+int idCameraDef::sortEvents(const void *p1, const void *p2) {
+	idCameraEvent *ev1 = (idCameraEvent*)(p1);
+	idCameraEvent *ev2 = (idCameraEvent*)(p2);
+
+	if (ev1->getTime() > ev2->getTime()) {
+		return -1;
+	}
+	if (ev1->getTime() < ev2->getTime()) {
+		return 1;
+	}
+	return 0; 
+}
+
+void idCameraDef::addEvent(idCameraEvent *event) {
+	events.Append(event);
+	//events.Sort(&sortEvents);
+
+}
+void idCameraDef::addEvent(idCameraEvent::eventType t, const char *param, long time) {
+	addEvent(new idCameraEvent(t, param, time));
+	buildCamera();
+}
+
+
+const char *idCameraEvent::eventStr[] = {
+	"NA",
+	"WAIT",
+	"TARGETWAIT",
+	"SPEED",
+	"TARGET",
+	"SNAPTARGET",
+	"FOV",
+	"SCRIPT",
+	"TRIGGER",
+	"STOP"
+};
+
+void idCameraEvent::parse(const char *(*text)  ) {
+	const char *token;
+	Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+		// here we may have to jump over brush epairs ( only used in editor )
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "type") == 0) {
+				type = static_cast<idCameraEvent::eventType>(atoi(token));
+			} else if (Q_stricmp(key.c_str(), "param") == 0) {
+				paramStr = token;
+			} else if (Q_stricmp(key.c_str(), "time") == 0) {
+				time = atoi(token);
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+	} while (1);
+ 
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+}
+
+void idCameraEvent::write(fileHandle_t file, const char *name) {
+	idStr s = va("\t%s {\n", name);
+	FS_Write(s.c_str(), s.length(), file);
+	s = va("\t\ttype %d\n", static_cast<int>(type));
+	FS_Write(s.c_str(), s.length(), file);
+	s = va("\t\tparam %s\n", paramStr.c_str());
+	FS_Write(s.c_str(), s.length(), file);
+	s = va("\t\ttime %d\n", time);
+	FS_Write(s.c_str(), s.length(), file);
+	s = "\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+
+const char *idCameraPosition::positionStr[] = {
+	"Fixed",
+	"Interpolated",
+	"Spline",
+};
+
+
+
+const idVec3_t *idInterpolatedPosition::getPosition(long t) { 
+	static idVec3_t interpolatedPos;
+
+	float velocity = getVelocity(t);
+	float timePassed = t - lastTime;
+	lastTime = t;
+
+	// convert to seconds	
+	timePassed /= 1000;
+
+	float distToTravel = timePassed *= velocity;
+
+	idVec3_t temp = startPos;
+	temp -= endPos;
+	float distance = temp.Length();
+
+	distSoFar += distToTravel;
+	float percent = (float)(distSoFar) / distance;
+
+	if (percent > 1.0) {
+		percent = 1.0;
+	} else if (percent < 0.0) {
+		percent = 0.0;
+	}
+
+	// the following line does a straigt calc on percentage of time
+	// float percent = (float)(startTime + time - t) / time;
+
+	idVec3_t v1 = startPos;
+	idVec3_t v2 = endPos;
+	v1 *= (1.0 - percent);
+	v2 *= percent;
+	v1 += v2;
+	interpolatedPos = v1;
+	return &interpolatedPos;
+}
+
+
+void idCameraFOV::parse(const char *(*text)  ) {
+	const char *token;
+	Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+		// here we may have to jump over brush epairs ( only used in editor )
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "fov") == 0) {
+				fov = atof(token);
+			} else if (Q_stricmp(key.c_str(), "startFOV") == 0) {
+				startFOV = atof(token);
+			} else if (Q_stricmp(key.c_str(), "endFOV") == 0) {
+				endFOV = atof(token);
+			} else if (Q_stricmp(key.c_str(), "time") == 0) {
+				time = atoi(token);
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+	} while (1);
+ 
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+}
+
+bool idCameraPosition::parseToken(const char *key, const char *(*text)) {
+	const char *token = Com_Parse(text);
+	if (Q_stricmp(key, "time") == 0) {
+		time = atol(token);
+		return true;
+	} else if (Q_stricmp(key, "type") == 0) {
+		type = static_cast<idCameraPosition::positionType>(atoi(token));
+		return true;
+	} else if (Q_stricmp(key, "velocity") == 0) {
+		long t = atol(token);
+		token = Com_Parse(text);
+		long d = atol(token);
+		token = Com_Parse(text);
+		float s = atof(token);
+		addVelocity(t, d, s);
+		return true;
+	} else if (Q_stricmp(key, "baseVelocity") == 0) {
+		baseVelocity = atof(token);
+		return true;
+	} else if (Q_stricmp(key, "name") == 0) {
+		name = token;
+		return true;
+	} else if (Q_stricmp(key, "time") == 0) {
+		time = atoi(token);
+		return true;
+	}
+	Com_UngetToken();
+	return false;
+}
+
+
+
+void idFixedPosition::parse(const char *(*text)  ) {
+	const char *token;
+	Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+		// here we may have to jump over brush epairs ( only used in editor )
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "pos") == 0) {
+				Com_UngetToken();
+				Com_Parse1DMatrix( text, 3, pos );
+			} else {
+				Com_UngetToken();
+				idCameraPosition::parseToken(key.c_str(), text);	
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+	} while (1);
+ 
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+}
+
+void idInterpolatedPosition::parse(const char *(*text)  ) {
+	const char *token;
+	Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+		// here we may have to jump over brush epairs ( only used in editor )
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "startPos") == 0) {
+				Com_UngetToken();
+				Com_Parse1DMatrix( text, 3, startPos );
+			} else if (Q_stricmp(key.c_str(), "endPos") == 0) {
+				Com_UngetToken();
+				Com_Parse1DMatrix( text, 3, endPos );
+			} else {
+				Com_UngetToken();
+				idCameraPosition::parseToken(key.c_str(), text);	
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+	} while (1);
+ 
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+}
+
+
+void idSplinePosition::parse(const char *(*text)  ) {
+	const char *token;
+	Com_MatchToken( text, "{" );
+	do {
+		token = Com_Parse( text );
+	
+		if ( !token[0] ) {
+			break;
+		}
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+		// here we may have to jump over brush epairs ( only used in editor )
+		do {
+			// if token is not a brace, it is a key for a key/value pair
+			if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+				break;
+			}
+
+			Com_UngetToken();
+			idStr key = Com_ParseOnLine(text);
+			
+			const char *token = Com_Parse(text);
+			if (Q_stricmp(key.c_str(), "target") == 0) {
+				target.parse(text);
+			} else {
+				Com_UngetToken();
+				idCameraPosition::parseToken(key.c_str(), text);	
+			}
+			token = Com_Parse(text);
+
+		} while (1);
+
+		if ( !strcmp (token, "}") ) {
+			break;
+		}
+
+	} while (1);
+ 
+	Com_UngetToken();
+	Com_MatchToken( text, "}" );
+}
+
+
+
+void idCameraFOV::write(fileHandle_t file, const char *p) {
+	idStr s = va("\t%s {\n", p);
+	FS_Write(s.c_str(), s.length(), file);
+	
+	s = va("\t\tfov %f\n", fov);
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\tstartFOV %f\n", startFOV);
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\tendFOV %f\n", endFOV);
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\ttime %i\n", time);
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = "\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+
+void idCameraPosition::write(fileHandle_t file, const char *p) {
+	
+	idStr s = va("\t\ttime %i\n", time);
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\ttype %i\n", static_cast<int>(type));
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\tname %s\n", name.c_str());
+	FS_Write(s.c_str(), s.length(), file);
+
+	s = va("\t\tbaseVelocity %f\n", baseVelocity);
+	FS_Write(s.c_str(), s.length(), file);
+
+	for (int i = 0; i < velocities.Num(); i++) {
+		s = va("\t\tvelocity %i %i %f\n", velocities[i]->startTime, velocities[i]->time, velocities[i]->speed);
+		FS_Write(s.c_str(), s.length(), file);
+	}
+
+}
+
+void idFixedPosition::write(fileHandle_t file, const char *p) {
+	idStr s = va("\t%s {\n", p);
+	FS_Write(s.c_str(), s.length(), file);
+	idCameraPosition::write(file, p);
+	s = va("\t\tpos ( %f %f %f )\n", pos.x, pos.y, pos.z);
+	FS_Write(s.c_str(), s.length(), file);
+	s = "\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+void idInterpolatedPosition::write(fileHandle_t file, const char *p) {
+	idStr s = va("\t%s {\n", p);
+	FS_Write(s.c_str(), s.length(), file);
+	idCameraPosition::write(file, p);
+	s = va("\t\tstartPos ( %f %f %f )\n", startPos.x, startPos.y, startPos.z);
+	FS_Write(s.c_str(), s.length(), file);
+	s = va("\t\tendPos ( %f %f %f )\n", endPos.x, endPos.y, endPos.z);
+	FS_Write(s.c_str(), s.length(), file);
+	s = "\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+void idSplinePosition::write(fileHandle_t file, const char *p) {
+	idStr s = va("\t%s {\n", p);
+	FS_Write(s.c_str(), s.length(), file);
+	idCameraPosition::write(file, p);
+	target.write(file, "target");
+	s = "\t}\n";
+	FS_Write(s.c_str(), s.length(), file);
+}
+
+void idCameraDef::addTarget(const char *name, idCameraPosition::positionType type) {
+	//const char *text = (name == NULL) ? va("target0%d", numTargets()+1) : name; // TTimo: unused
+	idCameraPosition *pos = newFromType(type);
+	if (pos) {
+		pos->setName(name);
+		targetPositions.Append(pos);
+		activeTarget = numTargets()-1;
+		if (activeTarget == 0) {
+			// first one
+			addEvent(idCameraEvent::EVENT_TARGET, name, 0);
+		}
+	}
+}
+
+
+
+idCameraDef camera;
+
+extern "C" {
+qboolean loadCamera(const char *name) {
+  camera.clear();
+  return static_cast<qboolean>(camera.load(name));
+}
+
+qboolean getCameraInfo(int time, float *origin, float*angles) {
+	idVec3_t dir, org;
+	org[0] = origin[0];
+	org[1] = origin[1];
+	org[2] = origin[2];
+	float fov = 90;
+	if (camera.getCameraInfo(time, org, dir, &fov)) {
+		origin[0] = org[0];
+		origin[1] = org[1];
+		origin[2] = org[2];
+		angles[1] = atan2 (dir[1], dir[0])*180/3.14159;
+		angles[0] = asin (dir[2])*180/3.14159;
+		return qtrue;
+	}
+	return qfalse;
+}
+
+void startCamera(int time) {
+	camera.startCamera(time);
+}
+
+}
+
+
diff --git a/code/splines/splines.h b/code/splines/splines.h
new file mode 100755
index 0000000..bb41dda
--- /dev/null
+++ b/code/splines/splines.h
@@ -0,0 +1,1075 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __SPLINES_H
+#define __SPLINES_H
+
+extern "C" {
+#ifdef Q3RADIANT
+#include "../qgl.h"
+#else
+//#include "../renderer/qgl.h"
+#endif
+}
+#include "util_list.h"
+#include "util_str.h"
+#include "math_vector.h"
+
+typedef int fileHandle_t;
+
+//extern void glBox(idVec3_t &color, idVec3_t &point, float size);
+//extern void glLabeledPoint(idVec3_t &color, idVec3_t &point, float size, const char *label);
+
+static vec4_t blue(0, 0, 1, 1);
+static vec4_t red(1, 0, 0, 1);
+
+class idPointListInterface {
+public:
+	idPointListInterface() {
+		selectedPoints.Clear();
+	}
+	virtual ~idPointListInterface() {}
+	
+	virtual int numPoints() {
+		return 0;
+	}
+	
+	virtual void addPoint(const float x, const float y, const float z) {}
+	virtual void addPoint(const idVec3_t &v) {}
+	virtual void removePoint(int index) {}
+	virtual idVec3_t *getPoint(int index) { return NULL; }
+	
+	int	selectPointByRay(float ox, float oy, float oz, float dx, float dy, float dz, bool single) {
+		idVec3_t origin(ox, oy, oz);
+		idVec3_t dir(dx, dy, dz);
+		return selectPointByRay(origin, dir, single);
+	}
+
+	int	selectPointByRay(const idVec3_t origin, const idVec3_t direction, bool single) {
+		int		i, besti, count;
+		float	d, bestd;
+		idVec3_t	temp, temp2;
+
+		// find the point closest to the ray
+		besti = -1;
+		bestd = 8;
+		count = numPoints();
+
+		for (i=0; i < count; i++) {
+			temp = *getPoint(i);
+			temp2 = temp;
+			temp -= origin;
+			d = DotProduct(temp, direction);
+			__VectorMA (origin, d, direction, temp);
+			temp2 -= temp;
+			d = temp2.Length();
+			if (d <= bestd) {
+				bestd = d;
+				besti = i;
+			}
+		}
+
+		if (besti >= 0) {
+			selectPoint(besti, single);
+		}
+
+		return besti;
+	}
+
+	int isPointSelected(int index) {
+		int count = selectedPoints.Num();
+		for (int i = 0; i < count; i++) {
+			if (selectedPoints[i] == index) {
+				return i;
+			}
+		}
+		return -1;
+	}
+	
+	int selectPoint(int index, bool single) {
+		if (index >= 0 && index < numPoints()) {
+			if (single) {
+				deselectAll();
+			} else {
+				if (isPointSelected(index) >= 0) {
+					selectedPoints.Remove(index);
+				}
+			}
+			return selectedPoints.Append(index);
+		}
+		return -1;
+	}
+	
+	void selectAll() {
+		selectedPoints.Clear();
+		for (int i = 0; i < numPoints(); i++) {
+			selectedPoints.Append(i);
+		}
+	}
+
+	void deselectAll() {
+		selectedPoints.Clear();
+	}
+
+	virtual void updateSelection(float x, float y, float z) {
+		idVec3_t move(x, y, z);
+		updateSelection(move);
+	}
+
+	virtual void updateSelection(const idVec3_t &move) {
+		int count = selectedPoints.Num();
+		for (int i = 0; i < count; i++) {
+			*getPoint(selectedPoints[i]) += move;
+		}
+	}
+/*
+	void drawSelection() {
+		int count = selectedPoints.Num();
+		for (int i = 0; i < count; i++) {
+			glBox(red, *getPoint(selectedPoints[i]), 4);
+		}
+	}
+*/
+protected:
+	idList<int> selectedPoints;
+
+};
+
+
+class idSplineList {
+
+public:
+
+	idSplineList() {
+		clear();
+	}
+
+	idSplineList(const char *p) {
+		clear();
+		name = p;
+	};
+
+	~idSplineList() {
+		clear();
+	};
+
+	void clearControl() {
+		for (int i = 0; i < controlPoints.Num(); i++) {
+			delete controlPoints[i];
+		}
+		controlPoints.Clear();
+	}
+
+	void clearSpline() {
+		for (int i = 0; i < splinePoints.Num(); i++) {
+			delete splinePoints[i];
+		}
+		splinePoints.Clear();
+	}
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+	void clear() {
+		clearControl();
+		clearSpline();
+		splineTime.Clear();
+		selected = NULL;
+		dirty = true;
+		activeSegment = 0;
+		granularity = 0.025;
+		pathColor.set(1.0, 0.5, 0.0);
+		controlColor.set(0.7, 0.0, 1.0);
+		segmentColor.set(0.0, 0.0, 1.0);
+		activeColor.set(1.0, 0.0, 0.0);
+	}
+
+	void initPosition(long startTime, long totalTime);
+	const idVec3_t *getPosition(long time);
+
+
+//	void draw(bool editMode);
+	void addToRenderer();
+
+	void setSelectedPoint(idVec3_t *p);
+	idVec3_t *getSelectedPoint() {
+	  return selected;
+	}
+
+	void addPoint(const idVec3_t &v) {
+		controlPoints.Append(new idVec3_t(v));
+		dirty = true;
+	}
+
+	void addPoint(float x, float y, float z) {
+		controlPoints.Append(new idVec3_t(x, y, z));
+		dirty = true;
+	}
+
+	void updateSelection(const idVec3_t &move);
+
+	void startEdit() {
+		editMode = true;
+	}
+		
+	void stopEdit() {
+		editMode = false;
+	}
+
+	void buildSpline();
+
+	void setGranularity(float f) {
+		granularity = f;
+	}
+
+	float getGranularity() {
+		return granularity;
+	}
+
+	int numPoints() {
+		return controlPoints.Num();
+	}
+
+	idVec3_t *getPoint(int index) {
+		assert(index >= 0 && index < controlPoints.Num());
+		return controlPoints[index];
+	}
+
+	idVec3_t *getSegmentPoint(int index) {
+		assert(index >= 0 && index < splinePoints.Num());
+		return splinePoints[index];
+	}
+
+
+	void setSegmentTime(int index, int time) {
+		assert(index >= 0 && index < splinePoints.Num());
+		splineTime[index] = time;
+	}
+
+	double getSegmentTime(int index) {
+		assert(index >= 0 && index < splinePoints.Num());
+		return splineTime[index];
+	}
+	void addSegmentTime(int index, int time) {
+		assert(index >= 0 && index < splinePoints.Num());
+		splineTime[index] += time;
+	}
+
+	float totalDistance();
+
+	static idVec3_t zero;
+
+	int getActiveSegment() {
+		return activeSegment;
+	}
+
+	void setActiveSegment(int i) {
+		//assert(i >= 0 && (splinePoints.Num() > 0 && i < splinePoints.Num()));
+		activeSegment = i;
+	}
+
+	int numSegments() {
+		return splinePoints.Num();
+	}
+
+	void setColors(idVec3_t &path, idVec3_t &segment, idVec3_t &control, idVec3_t &active) {
+		pathColor = path;
+		segmentColor = segment;
+		controlColor = control;
+		activeColor = active;
+	}
+
+	const char *getName() {
+		return name.c_str();
+	}
+
+	void setName(const char *p) {
+		name = p;
+	}
+
+	bool validTime() {
+		if (dirty) {
+			buildSpline();
+		}
+		// gcc doesn't allow static casting away from bools
+		// why?  I've no idea...
+		return (bool)(splineTime.Num() > 0 && splineTime.Num() == splinePoints.Num());
+	}
+
+	void setTime(long t) {
+		time = t;
+	}
+
+	void setBaseTime(long t) {
+		baseTime = t;
+	}
+
+protected:
+	idStr name;
+	float calcSpline(int step, float tension);
+	idList<idVec3_t*> controlPoints;
+	idList<idVec3_t*> splinePoints;
+	idList<double> splineTime;
+	idVec3_t *selected;
+	idVec3_t pathColor, segmentColor, controlColor, activeColor;
+	float granularity;
+	bool editMode;
+	bool dirty;
+	int activeSegment;
+	long baseTime;
+	long time;
+	friend class idCamera;
+};
+
+// time in milliseconds 
+// velocity where 1.0 equal rough walking speed
+struct idVelocity {
+	idVelocity(long start, long duration, float s) {
+		startTime = start;
+		time = duration;
+		speed = s;
+	}
+	long	startTime;
+	long	time;
+	float	speed;
+};
+
+// can either be a look at or origin position for a camera
+// 
+class idCameraPosition : public idPointListInterface {
+public:
+	
+	virtual void clear() {
+		editMode = false;
+		for (int i = 0; i < velocities.Num(); i++) {
+			delete velocities[i];
+			velocities[i] = NULL;
+		}
+		velocities.Clear();
+	}
+
+	idCameraPosition(const char *p) {
+		name = p;
+	}
+
+	idCameraPosition() {
+		time = 0;
+		name = "position";
+	}
+
+	idCameraPosition(long t) {
+		time = t;
+	}
+
+	virtual ~idCameraPosition() {
+		clear();
+	}
+
+	
+	// this can be done with RTTI syntax but i like the derived classes setting a type
+	// makes serialization a bit easier to see
+	//
+	enum positionType {
+		FIXED = 0x00,
+		INTERPOLATED,
+		SPLINE,
+		POSITION_COUNT
+	};
+
+
+	virtual void start(long t) {
+		startTime = t;
+	}
+
+	long getTime() {
+		return time;
+	}
+
+	virtual void setTime(long t) {
+		time = t;
+	}
+
+	float getVelocity(long t) {
+		long check = t - startTime;
+		for (int i = 0; i < velocities.Num(); i++) {
+			if (check >= velocities[i]->startTime && check <= velocities[i]->startTime + velocities[i]->time) {
+				return velocities[i]->speed;
+			}
+		}
+		return baseVelocity;
+	}
+
+	void addVelocity(long start, long duration, float speed) {
+		velocities.Append(new idVelocity(start, duration, speed));
+	}
+
+	virtual const idVec3_t *getPosition(long t) { 
+		assert(true);
+		return NULL;
+	}
+
+//	virtual void draw(bool editMode) {};
+
+	virtual void parse(const char *(*text)) {};
+	virtual void write(fileHandle_t file, const char *name);
+	virtual bool parseToken(const char *key, const char *(*text));
+
+	const char *getName() {
+		return name.c_str();
+	}
+
+	void setName(const char *p) {
+		name = p;
+	}
+
+	virtual void startEdit() {
+		editMode = true;
+	}
+
+	virtual void stopEdit() {
+		editMode = false;
+	}
+
+//	virtual void draw() {};
+
+	const char *typeStr() {
+		return positionStr[static_cast<int>(type)];
+	}
+
+	void calcVelocity(float distance) {
+		float secs = (float)time / 1000;
+		baseVelocity = distance / secs;
+	}
+
+protected:
+	static const char* positionStr[POSITION_COUNT];
+	long		startTime;
+	long		time;
+	idCameraPosition::positionType type;
+	idStr		name;
+	bool	editMode;
+	idList<idVelocity*> velocities;
+	float		baseVelocity;
+};
+
+class idFixedPosition : public idCameraPosition {
+public:
+
+	void init() {
+		pos.Zero();
+		type = idCameraPosition::FIXED;
+	}
+	
+	idFixedPosition() : idCameraPosition() {
+		init();
+	}
+	
+	idFixedPosition(idVec3_t p) : idCameraPosition() {
+		init();
+		pos = p;
+	}
+
+	virtual void addPoint(const idVec3_t &v) {
+		pos = v;
+	}
+	
+	virtual void addPoint(const float x, const float y, const float z) {
+		pos.set(x, y, z);
+	}
+
+
+	~idFixedPosition() {
+	}
+
+	virtual const idVec3_t *getPosition(long t) { 
+		return &pos;
+	}
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+	virtual int numPoints() {
+		return 1;
+	}
+
+	virtual idVec3_t *getPoint(int index) {
+		if (index != 0) {
+			assert(true);
+		};
+		return &pos;
+	}
+/*
+	virtual void draw(bool editMode) {
+		glLabeledPoint(blue, pos, (editMode) ? 5 : 3, "Fixed point");
+	}
+*/
+protected:
+	idVec3_t pos;
+};
+
+class idInterpolatedPosition : public idCameraPosition {
+public:
+
+	void init() {
+		type = idCameraPosition::INTERPOLATED;
+		first = true;
+		startPos.Zero();
+		endPos.Zero();
+	}
+	
+	idInterpolatedPosition() : idCameraPosition() {
+		init();
+	}
+	
+	idInterpolatedPosition(idVec3_t start, idVec3_t end, long time) : idCameraPosition(time) {
+		init();
+		startPos = start;
+		endPos = end;
+	}
+
+	~idInterpolatedPosition() {
+	}
+
+	virtual const idVec3_t *getPosition(long t);
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+	virtual int numPoints() {
+		return 2;
+	}
+
+	virtual idVec3_t *getPoint(int index) {
+		assert(index >= 0 && index < 2);
+		if (index == 0) {
+			return &startPos;
+		}
+		return &endPos;
+	}
+
+	virtual void addPoint(const float x, const float y, const float z) {
+		if (first) {
+			startPos.set(x, y, z);
+			first = false;
+		} else {
+			endPos.set(x, y, z);
+			first = true;
+		}
+	}
+
+	virtual void addPoint(const idVec3_t &v) {
+		if (first) {
+			startPos = v;
+			first = false;
+		} else {
+			endPos = v;
+			first = true;
+		}
+	}
+/*
+	virtual void draw(bool editMode) {
+		glLabeledPoint(blue, startPos, (editMode) ? 5 : 3, "Start interpolated");
+		glLabeledPoint(blue, endPos, (editMode) ? 5 : 3, "End interpolated");
+		qglBegin(GL_LINES);
+		qglVertex3fv(startPos);
+		qglVertex3fv(endPos);
+		qglEnd();
+	}
+*/
+	virtual void start(long t) {
+		idCameraPosition::start(t);
+		lastTime = startTime;
+		distSoFar = 0.0;
+		idVec3_t temp = startPos;
+		temp -= endPos;
+		calcVelocity(temp.Length());
+	}
+
+protected:
+	bool first;
+	idVec3_t startPos;
+	idVec3_t endPos;
+	long lastTime;
+	float distSoFar;
+};
+
+class idSplinePosition : public idCameraPosition {
+public:
+
+	void init() {
+		type = idCameraPosition::SPLINE;
+	}
+	
+	idSplinePosition() : idCameraPosition() {
+		init();
+	}
+	
+	idSplinePosition(long time) : idCameraPosition(time) {
+		init();
+	}
+
+	~idSplinePosition() {
+	}
+
+	virtual void start(long t) {
+		idCameraPosition::start(t);
+		target.initPosition(t, time);
+		calcVelocity(target.totalDistance());
+	}
+
+	virtual const idVec3_t *getPosition(long t) { 
+		return target.getPosition(t);
+	}
+
+	//virtual const idVec3_t *getPosition(long t) const { 
+
+	void addControlPoint(idVec3_t &v) {
+		target.addPoint(v);
+	}
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+	virtual int numPoints() {
+		return target.numPoints();
+	}
+
+	virtual idVec3_t *getPoint(int index) {
+		return target.getPoint(index);
+	}
+
+	virtual void addPoint(const idVec3_t &v) {
+		target.addPoint(v);
+	}
+
+	virtual void addPoint(const float x, const float y, const float z) {
+		target.addPoint(x, y, z);
+	}
+
+/*	virtual void draw(bool editMode) {
+		target.draw(editMode);
+	}
+*/
+	virtual void updateSelection(const idVec3_t &move) {
+		idCameraPosition::updateSelection(move);
+		target.buildSpline();
+	}
+
+protected:
+	idSplineList target;
+};
+
+class idCameraFOV {
+public:
+	
+	idCameraFOV() {
+		time = 0;
+		fov = 90;
+	}
+
+	idCameraFOV(int v) {
+		time = 0;
+		fov = v;
+	}
+
+	idCameraFOV(int s, int e, long t) {
+		startFOV = s;
+		endFOV = e;
+		time = t;
+	}
+
+
+	~idCameraFOV(){}
+
+	void setFOV(float f) {
+		fov = f;
+	}
+
+	float getFOV(long t) {
+		if (time) {
+			assert(startTime);
+			float percent = t / startTime;
+			float temp = startFOV - endFOV;
+			temp *= percent;
+			fov = startFOV + temp;
+		}
+		return fov;
+	}
+
+	void start(long t) {
+		startTime = t;
+	}
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+protected:
+	float fov;
+	float startFOV;
+	float endFOV;
+	int startTime;
+	int time;
+};
+
+
+
+
+class idCameraEvent {
+public:
+	enum eventType {
+		EVENT_NA = 0x00,
+		EVENT_WAIT,
+		EVENT_TARGETWAIT,
+		EVENT_SPEED,
+		EVENT_TARGET,
+		EVENT_SNAPTARGET,
+		EVENT_FOV,
+		EVENT_SCRIPT,
+		EVENT_TRIGGER,
+		EVENT_STOP,
+		EVENT_COUNT
+	};
+
+	static const char* eventStr[EVENT_COUNT];
+
+	idCameraEvent() {
+		paramStr = "";
+		type = EVENT_NA;
+		time = 0;
+	}
+
+	idCameraEvent(eventType t, const char *param, long n) {
+		type = t;
+		paramStr = param;
+		time = n;
+	}
+
+	~idCameraEvent() {};
+
+	eventType getType() {
+		return type;
+	}
+
+	const char *typeStr() {
+		return eventStr[static_cast<int>(type)];
+	}
+
+	const char *getParam() {
+		return paramStr.c_str();
+	}
+
+	long getTime() {
+		return time;
+	}
+
+	void setTime(long n) {
+		time = n;
+	}
+
+	void parse(const char *(*text));
+	void write(fileHandle_t file, const char *name);
+
+	void setTriggered(bool b) {
+		triggered = b;
+	}
+
+	bool getTriggered() {
+		return triggered;
+	}
+
+protected:
+	eventType type;
+	idStr paramStr;
+	long time;
+	bool triggered;
+
+};
+
+class idCameraDef {
+public:
+
+	void clear() {
+		currentCameraPosition = 0;
+		cameraRunning = false;
+		lastDirection.Zero();
+		baseTime = 30;
+		activeTarget = 0;
+		name = "camera01";
+		fov.setFOV(90);
+		int i;
+		for (i = 0; i < targetPositions.Num(); i++) {
+			delete targetPositions[i];
+		}
+		for (i = 0; i < events.Num(); i++) {
+			delete events[i];
+		}
+		delete cameraPosition;
+		cameraPosition = NULL;
+		events.Clear();
+		targetPositions.Clear();
+	}
+
+	idCameraPosition *startNewCamera(idCameraPosition::positionType type) {
+		clear();
+		if (type == idCameraPosition::SPLINE) {
+			cameraPosition = new idSplinePosition();
+		} else if (type == idCameraPosition::INTERPOLATED) {
+			cameraPosition = new idInterpolatedPosition();
+		} else {
+			cameraPosition = new idFixedPosition();
+		}
+		return cameraPosition;
+	}
+
+	idCameraDef() {
+		clear();
+	}
+
+	~idCameraDef() {
+		clear();
+	}
+
+	void addEvent(idCameraEvent::eventType t, const char *param, long time);
+
+	void addEvent(idCameraEvent *event);
+
+	static int sortEvents(const void *p1, const void *p2);
+
+	int numEvents() {
+		return events.Num();
+	}
+
+	idCameraEvent *getEvent(int index) {
+		assert(index >= 0 && index < events.Num());
+		return events[index];
+	}
+
+	void parse(const char *(*text));
+	qboolean load(const char *filename);
+	void save(const char *filename);
+
+	void buildCamera();
+
+	//idSplineList *getcameraPosition() {
+	//	return &cameraPosition;
+	//}
+
+	static idCameraPosition *newFromType(idCameraPosition::positionType t) {
+		switch (t) {
+			case idCameraPosition::FIXED : return new idFixedPosition();
+			case idCameraPosition::INTERPOLATED : return new idInterpolatedPosition();
+    case idCameraPosition::SPLINE : return new idSplinePosition();
+    default:
+        break;
+		};
+		return NULL;
+	}
+
+	void addTarget(const char *name, idCameraPosition::positionType type);
+
+	idCameraPosition *getActiveTarget() {
+		if (targetPositions.Num() == 0) {
+			addTarget(NULL, idCameraPosition::FIXED);
+		}
+		return targetPositions[activeTarget];
+	}
+
+	idCameraPosition *getActiveTarget(int index) {
+		if (targetPositions.Num() == 0) {
+			addTarget(NULL, idCameraPosition::FIXED);
+			return targetPositions[0];
+		}
+		return targetPositions[index];
+	}
+
+	int numTargets() {
+		return targetPositions.Num();
+	}
+
+
+	void setActiveTargetByName(const char *name) {
+		for (int i = 0; i < targetPositions.Num(); i++) {
+			if (Q_stricmp(name, targetPositions[i]->getName()) == 0) {
+				setActiveTarget(i);
+				return;
+			}
+		}
+	}
+
+	void setActiveTarget(int index) {
+		assert(index >= 0 && index < targetPositions.Num());
+		activeTarget = index;
+	}
+
+	void setRunning(bool b) {
+		cameraRunning = b;
+	}
+
+	void setBaseTime(float f) {
+		baseTime = f;
+	}
+
+	float getBaseTime() {
+		return baseTime;
+	}
+
+	float getTotalTime() {
+		return totalTime;
+	}
+	
+	void startCamera(long t);
+	void stopCamera() {
+		cameraRunning = true;
+	}
+	void getActiveSegmentInfo(int segment, idVec3_t &origin, idVec3_t &direction, float *fv);
+
+	bool getCameraInfo(long time, idVec3_t &origin, idVec3_t &direction, float *fv);
+	bool getCameraInfo(long time, float *origin, float *direction, float *fv) {
+		idVec3_t org, dir;
+		org[0] = origin[0];
+		org[1] = origin[1];
+		org[2] = origin[2];
+		dir[0] = direction[0];
+		dir[1] = direction[1];
+		dir[2] = direction[2];
+		bool b = getCameraInfo(time, org, dir, fv);
+		origin[0] = org[0];
+		origin[1] = org[1];
+		origin[2] = org[2];
+		direction[0] = dir[0];
+		direction[1] = dir[1];
+		direction[2] = dir[2];
+		return b;
+	}
+/*
+	void draw(bool editMode) {
+                // gcc doesn't allow casting away from bools
+                // why?  I've no idea...
+		if (cameraPosition) {
+			cameraPosition->draw((bool)((editMode || cameraRunning) && cameraEdit));
+			int count = targetPositions.Num();
+			for (int i = 0; i < count; i++) {
+				targetPositions[i]->draw((bool)((editMode || cameraRunning) && i == activeTarget && !cameraEdit));
+			}
+		}
+	}
+*/
+/*
+	int numSegments() {
+		if (cameraEdit) {
+			return cameraPosition.numSegments();
+		}
+		return getTargetSpline()->numSegments();
+	}
+
+	int getActiveSegment() {
+		if (cameraEdit) {
+			return cameraPosition.getActiveSegment();
+		}
+		return getTargetSpline()->getActiveSegment();
+	}
+
+	void setActiveSegment(int i) {
+		if (cameraEdit) {
+			cameraPosition.setActiveSegment(i);
+		} else {
+			getTargetSpline()->setActiveSegment(i);
+		}
+	}
+*/
+	int numPoints() {
+		if (cameraEdit) {
+			return cameraPosition->numPoints();
+		}
+		return getActiveTarget()->numPoints();
+	}
+
+	const idVec3_t *getPoint(int index) {
+		if (cameraEdit) {
+			return cameraPosition->getPoint(index);
+		}
+		return getActiveTarget()->getPoint(index);
+	}
+
+	void stopEdit() {
+		editMode = false;
+		if (cameraEdit) {
+			cameraPosition->stopEdit();
+		} else {
+			getActiveTarget()->stopEdit();
+		}
+	}
+
+	void startEdit(bool camera) {
+		cameraEdit = camera;
+		if (camera) {
+			cameraPosition->startEdit();
+			for (int i = 0; i < targetPositions.Num(); i++) {
+				targetPositions[i]->stopEdit();
+			}
+		} else {
+			getActiveTarget()->startEdit();
+			cameraPosition->stopEdit();
+		}
+		editMode = true;
+	}
+
+	bool waitEvent(int index);
+
+	const char *getName() {
+		return name.c_str();
+	}
+
+	void setName(const char *p) {
+		name = p;
+	}
+
+	idCameraPosition *getPositionObj() {
+		if (cameraPosition == NULL) {
+			cameraPosition = new idFixedPosition();
+		}
+		return cameraPosition;
+	}
+
+protected:
+	idStr name;
+	int currentCameraPosition;
+	idVec3_t lastDirection;
+	bool cameraRunning;
+	idCameraPosition *cameraPosition;
+	idList<idCameraPosition*> targetPositions;
+	idList<idCameraEvent*> events;
+	idCameraFOV fov;
+	int activeTarget;
+	float totalTime;
+	float baseTime;
+	long startTime;
+
+	bool cameraEdit;
+	bool editMode;
+};
+
+extern bool g_splineMode;
+
+extern idCameraDef *g_splineList;
+
+
+#endif
diff --git a/code/splines/util_list.h b/code/splines/util_list.h
new file mode 100755
index 0000000..6ee8f6a
--- /dev/null
+++ b/code/splines/util_list.h
@@ -0,0 +1,346 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+#ifndef __UTIL_LIST_H__
+#define __UTIL_LIST_H__
+
+#include <stdlib.h>
+#include <assert.h>
+
+template< class type >
+class idList {
+private:
+	int			m_num;
+	int			m_size;
+	int			m_granularity;
+	type		*m_list;
+
+public:
+				idList( int granularity = 16 );
+				~idList<type>();
+	void		Clear( void );
+	int			Num( void );
+	void		SetNum( int num );
+	void		SetGranularity( int granularity );
+	void		Condense( void );
+	int			Size( void );
+	void		Resize( int size );
+	type		operator[]( int index ) const;
+	type		&operator[]( int index );
+	int			Append( type const & obj );
+	int			AddUnique( type const & obj );
+	type		*Find( type const & obj, int *index = NULL );
+	bool		RemoveIndex( int index );
+	bool		Remove( type const & obj );
+	typedef int cmp_t(const void *, const void *);
+	void		Sort( cmp_t *compare );
+};
+
+/*
+================
+idList<type>::idList( int )
+================
+*/
+template< class type >
+inline idList<type>::idList( int granularity ) {
+	assert( granularity > 0 );
+
+	m_list			= NULL;
+	m_granularity	= granularity;
+	Clear();
+}
+
+/*
+================
+idList<type>::~idList<type>
+================
+*/
+template< class type >
+inline idList<type>::~idList() {
+	Clear();
+}
+
+/*
+================
+idList<type>::Clear
+================
+*/
+template< class type >
+inline void idList<type>::Clear( void ) {
+	if ( m_list ) {
+		delete[] m_list;
+	}
+
+	m_list	= NULL;
+	m_num	= 0;
+	m_size	= 0;
+}
+
+/*
+================
+idList<type>::Num
+================
+*/
+template< class type >
+inline int idList<type>::Num( void ) {
+	return m_num;
+}
+
+/*
+================
+idList<type>::SetNum
+================
+*/
+template< class type >
+inline void idList<type>::SetNum( int num ) {
+	assert( num >= 0 );
+	if ( num > m_size ) {
+		// resize it up to the closest level of granularity
+		Resize( ( ( num + m_granularity - 1 ) / m_granularity ) * m_granularity );
+	}
+	m_num = num;
+}
+
+/*
+================
+idList<type>::SetGranularity
+================
+*/
+template< class type >
+inline void idList<type>::SetGranularity( int granularity ) {
+	int newsize;
+
+	assert( granularity > 0 );
+	m_granularity = granularity;
+
+	if ( m_list ) {
+		// resize it to the closest level of granularity
+		newsize = ( ( m_num + m_granularity - 1 ) / m_granularity ) * m_granularity;
+		if ( newsize != m_size ) {
+			Resize( newsize );
+		}
+	}
+}
+
+/*
+================
+idList<type>::Condense
+
+Resizes the array to exactly the number of elements it contains
+================
+*/
+template< class type >
+inline void idList<type>::Condense( void ) {
+	if ( m_list ) {
+		if ( m_num ) {
+			Resize( m_num );
+		} else {
+			Clear();
+		}
+	}
+}
+
+/*
+================
+idList<type>::Size
+================
+*/
+template< class type >
+inline int idList<type>::Size( void ) {
+	return m_size;
+}
+
+/*
+================
+idList<type>::Resize
+================
+*/
+template< class type >
+inline void idList<type>::Resize( int size ) {
+	type	*temp;
+	int		i;
+
+	assert( size > 0 );
+
+	if ( size <= 0 ) {
+		Clear();
+		return;
+	}
+
+	temp	= m_list;
+	m_size	= size;
+	if ( m_size < m_num ) {
+		m_num = m_size;
+	}
+
+	m_list = new type[ m_size ];
+	for( i = 0; i < m_num; i++ ) {
+		m_list[ i ] = temp[ i ];
+	}
+
+	if ( temp ) {
+		delete[] temp;
+	}
+}
+
+/*
+================
+idList<type>::operator[] const
+================
+*/
+template< class type >
+inline type idList<type>::operator[]( int index ) const {
+	assert( index >= 0 );
+	assert( index < m_num );
+
+	return m_list[ index ];
+}
+
+/*
+================
+idList<type>::operator[]
+================
+*/
+template< class type >
+inline type &idList<type>::operator[]( int index ) {
+	assert( index >= 0 );
+	assert( index < m_num );
+
+	return m_list[ index ];
+}
+
+/*
+================
+idList<type>::Append
+================
+*/
+template< class type >
+inline int idList<type>::Append( type const & obj ) {
+	if ( !m_list ) {
+		Resize( m_granularity );
+	}
+
+	if ( m_num == m_size ) {
+		Resize( m_size + m_granularity );
+	}
+
+	m_list[ m_num ] = obj;
+	m_num++;
+
+	return m_num - 1;
+}
+
+/*
+================
+idList<type>::AddUnique
+================
+*/
+template< class type >
+inline int idList<type>::AddUnique( type const & obj ) {
+	int index;
+
+	if ( !Find( obj, &index ) ) {
+		index = Append( obj );
+	}
+
+	return index;
+}
+
+/*
+================
+idList<type>::Find
+================
+*/
+template< class type >
+inline type *idList<type>::Find( type const & obj, int *index ) {
+	int i;
+
+	for( i = 0; i < m_num; i++ ) {
+		if ( m_list[ i ] == obj ) {
+			if ( index ) {
+				*index = i;
+			}
+			return &m_list[ i ];
+		}
+	}
+
+	return NULL;
+}
+
+/*
+================
+idList<type>::RemoveIndex
+================
+*/
+template< class type >
+inline bool idList<type>::RemoveIndex( int index ) {
+	int i;
+
+	if ( !m_list || !m_num ) {
+		return false;
+	}
+
+	assert( index >= 0 );
+	assert( index < m_num );
+
+	if ( ( index < 0 ) || ( index >= m_num ) ) {
+		return false;
+	}
+
+	m_num--;
+	for( i = index; i < m_num; i++ ) {
+		m_list[ i ] = m_list[ i + 1 ];
+	}
+
+	return true;
+}
+
+/*
+================
+idList<type>::Remove
+================
+*/
+template< class type >
+inline bool idList<type>::Remove( type const & obj ) {
+	int index;
+
+	if ( Find( obj, &index ) ) {
+		return RemoveIndex( index );
+	}
+	
+	return false;
+}
+
+/*
+================
+idList<type>::Sort
+================
+*/
+template< class type >
+inline void idList<type>::Sort( cmp_t *compare ) {
+	if ( !m_list ) {
+		return;
+	}
+
+	qsort( ( void * )m_list, ( size_t )m_num, sizeof( type ), compare );
+}
+
+#endif /* !__UTIL_LIST_H__ */
diff --git a/code/splines/util_str.cpp b/code/splines/util_str.cpp
new file mode 100755
index 0000000..0ae7362
--- /dev/null
+++ b/code/splines/util_str.cpp
@@ -0,0 +1,620 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+//need to rewrite this
+
+#include "util_str.h"
+#include <stdlib.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdarg.h>
+
+#ifdef _WIN32
+#pragma warning(disable : 4244)     // 'conversion' conversion from 'type1' to 'type2', possible loss of data
+#pragma warning(disable : 4710)     // function 'blah' not inlined
+#endif
+
+static const int STR_ALLOC_GRAN = 20;
+
+char *idStr::toLower
+   (
+   char *s1
+   )
+   
+   {
+   char *s;
+
+   s = s1;
+	while( *s )
+      {
+      *s = ::tolower( *s );
+		s++;
+	   }
+   
+   return s1;
+   }
+
+char *idStr::toUpper
+   (
+   char *s1
+   )
+   
+   {
+   char *s;
+
+   s = s1;
+	while( *s )
+      {
+      *s = ::toupper( *s );
+		s++;
+	   }
+   
+   return s1;
+   }
+
+
+int idStr::icmpn
+   (
+   const char *s1, 
+   const char *s2, 
+   int n
+   )
+   
+   {
+	int c1;
+   int c2;
+	
+	do 
+      {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if ( !n-- )
+         {
+         // idStrings are equal until end point
+			return 0;
+		   }
+		
+		if ( c1 != c2 )
+         {
+			if ( c1 >= 'a' && c1 <= 'z' )
+            {
+				c1 -= ( 'a' - 'A' );
+			   }
+
+			if ( c2 >= 'a' && c2 <= 'z' )
+            {
+				c2 -= ( 'a' - 'A' );
+			   }
+
+			if ( c1 < c2 )
+            {
+            // strings less than
+				return -1;
+			   }
+         else if ( c1 > c2 ) 
+            {
+            // strings greater than
+            return 1;
+            }
+		   }
+	   } 
+   while( c1 );
+	
+   // strings are equal
+	return 0;
+   }
+
+int idStr::icmp
+   (
+   const char *s1,
+   const char *s2
+   )
+   
+   {
+	int c1;
+   int c2;
+	
+	do 
+      {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if ( c1 != c2 )
+         {
+			if ( c1 >= 'a' && c1 <= 'z' )
+            {
+				c1 -= ( 'a' - 'A' );
+			   }
+
+			if ( c2 >= 'a' && c2 <= 'z' )
+            {
+				c2 -= ( 'a' - 'A' );
+			   }
+
+			if ( c1 < c2 )
+            {
+            // strings less than
+				return -1;
+			   }
+         else if ( c1 > c2 ) 
+            {
+            // strings greater than
+            return 1;
+            }
+		   }
+	   } 
+   while( c1 );
+	
+   // strings are equal
+	return 0;
+   }
+
+int idStr::cmpn
+   (
+   const char *s1, 
+   const char *s2, 
+   int n
+   )
+   
+   {
+	int c1;
+   int c2;
+	
+	do 
+      {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if ( !n-- )
+         {
+         // strings are equal until end point
+			return 0;
+		   }
+		
+		if ( c1 < c2 )
+         {
+         // strings less than
+			return -1;
+			}
+      else if ( c1 > c2 ) 
+         {
+         // strings greater than
+         return 1;
+         }
+	   } 
+   while( c1 );
+	
+   // strings are equal
+	return 0;
+   }
+
+int idStr::cmp
+   (
+   const char *s1, 
+   const char *s2
+   )
+   
+   {
+	int c1;
+   int c2;
+	
+	do 
+      {
+		c1 = *s1++;
+		c2 = *s2++;
+
+		if ( c1 < c2 )
+         {
+         // strings less than
+			return -1;
+			}
+      else if ( c1 > c2 ) 
+         {
+         // strings greater than
+         return 1;
+         }
+	   } 
+   while( c1 );
+	
+   // strings are equal
+	return 0;
+   }
+
+/*
+============
+IsNumeric
+
+Checks a string to see if it contains only numerical values.
+============
+*/
+bool idStr::isNumeric
+   (
+   const char *str
+   )
+
+   {
+	int len;
+	int i;
+	bool dot;
+
+	if ( *str == '-' )
+		{
+		str++;
+		}
+
+	dot = false;
+	len = strlen( str );
+	for( i = 0; i < len; i++ )
+		{
+		if ( !isdigit( str[ i ] ) )
+			{
+			if ( ( str[ i ] == '.' ) && !dot )
+				{
+				dot = true;
+				continue;
+				}
+			return false;
+			}
+		}
+
+	return true;
+   }
+
+idStr operator+
+   (
+   const idStr& a,
+   const float b
+   )
+
+   {
+   char text[ 20 ];
+
+	idStr result( a );
+
+   sprintf( text, "%f", b );
+	result.append( text );
+
+	return result;
+   }
+
+idStr operator+
+   (
+   const idStr& a,
+   const int b
+   )
+
+   {
+   char text[ 20 ];
+
+	idStr result( a );
+
+   sprintf( text, "%d", b );
+	result.append( text );
+
+	return result;
+   }
+
+idStr operator+
+   (
+   const idStr& a,
+   const unsigned b
+   )
+
+   {
+   char text[ 20 ];
+
+	idStr result( a );
+
+   sprintf( text, "%u", b );
+	result.append( text );
+
+	return result;
+   }
+
+idStr& idStr::operator+=
+	(
+	const float a
+	)
+
+	{
+   char text[ 20 ];
+
+   sprintf( text, "%f", a );
+	append( text );
+
+   return *this;
+	}
+
+idStr& idStr::operator+=
+	(
+	const int a
+	)
+
+	{
+   char text[ 20 ];
+
+   sprintf( text, "%d", a );
+	append( text );
+
+   return *this;
+	}
+
+idStr& idStr::operator+=
+	(
+	const unsigned a
+	)
+
+	{
+   char text[ 20 ];
+
+   sprintf( text, "%u", a );
+	append( text );
+
+   return *this;
+	}
+
+void idStr::CapLength 
+   (
+   int newlen 
+   )
+
+   {
+   assert ( m_data );
+   
+   if ( length() <= newlen )
+      return;
+
+   EnsureDataWritable ();
+
+   m_data->data[newlen] = 0;
+   m_data->len = newlen;
+   }
+
+void idStr::EnsureDataWritable 
+   (
+   void
+   )
+
+   {
+   assert ( m_data );
+   strdata *olddata;
+   int len;
+
+   if ( !m_data->refcount )
+      return;
+
+   olddata = m_data;
+   len = length();
+
+   m_data = new strdata;
+
+   EnsureAlloced ( len + 1, false );
+   strncpy ( m_data->data, olddata->data, len+1 );
+   m_data->len = len;
+
+   olddata->DelRef ();
+   }
+
+void idStr::EnsureAlloced (int amount, bool keepold) {
+
+	if ( !m_data ) {
+      m_data = new strdata();
+	}
+   
+	// Now, let's make sure it's writable
+	EnsureDataWritable ();
+
+	char *newbuffer;
+	bool wasalloced = ( m_data->alloced != 0 );
+
+	if ( amount < m_data->alloced ) {
+		return;
+	}
+
+	assert ( amount );
+	if ( amount == 1 ) {
+		m_data->alloced = 1;
+	} else {
+		int newsize, mod;
+		mod = amount % STR_ALLOC_GRAN;
+		if ( !mod ) {
+			newsize = amount;
+		} else {
+         newsize = amount + STR_ALLOC_GRAN - mod;
+		}
+		m_data->alloced = newsize;
+	}
+
+	newbuffer = new char[m_data->alloced];
+	if ( wasalloced && keepold ) {
+		strcpy ( newbuffer, m_data->data );
+	}
+
+	if ( m_data->data ) {
+		delete [] m_data->data;
+    }
+	m_data->data = newbuffer;
+}
+
+void idStr::BackSlashesToSlashes
+   (
+   void
+   )
+
+   {
+   int i;
+
+   EnsureDataWritable ();
+
+   for ( i=0; i < m_data->len; i++ )
+      {
+      if ( m_data->data[i] == '\\' )
+         m_data->data[i] = '/';
+      }
+   }
+
+void idStr::snprintf 
+   (
+   char *dst,
+   int size,
+   const char *fmt, 
+   ...
+   )
+
+   {
+   char buffer[0x10000];
+	int		len;
+	va_list		argptr;
+
+	va_start (argptr,fmt);
+	len = vsprintf (buffer,fmt,argptr);
+	va_end (argptr);
+	
+   assert ( len < size );
+
+   strncpy (dst, buffer, size-1);
+   }
+
+#ifdef _WIN32
+#pragma warning(disable : 4189)		// local variable is initialized but not referenced
+#endif
+
+/*
+=================
+TestStringClass
+
+This is a fairly rigorous test of the idStr class's functionality.
+Because of the fairly global and subtle ramifications of a bug occuring
+in this class, it should be run after any changes to the class.
+Add more tests as functionality is changed.  Tests should include
+any possible bounds violation and NULL data tests.
+=================
+*/
+void TestStringClass
+	(
+	void 
+	)
+
+	{
+	char	ch;							// ch == ?
+	idStr	*t;							// t == ?
+	idStr	a;								// a.len == 0, a.data == "\0"
+	idStr	b;								// b.len == 0, b.data == "\0"
+	idStr	c( "test" );				// c.len == 4, c.data == "test\0"
+	idStr	d( c );						// d.len == 4, d.data == "test\0"
+	idStr	e( reinterpret_cast<const char *>(NULL) );					
+                                 // e.len == 0, e.data == "\0"					ASSERT!
+	int	i;								// i == ?
+
+	i = a.length();					// i == 0
+	i = c.length();					// i == 4
+
+    // TTimo: not used
+//	const char *s1 = a.c_str();	// s1 == "\0"
+//	const char *s2 = c.c_str();	// s2 == "test\0"
+
+	t = new idStr();						// t->len == 0, t->data == "\0"
+	delete t;							// t == ?
+
+	b = "test";							// b.len == 4, b.data == "test\0"
+	t = new idStr( "test" );			// t->len == 4, t->data == "test\0"
+	delete t;							// t == ?
+
+	a = c;								// a.len == 4, a.data == "test\0"
+//   a = "";
+   a = NULL;							// a.len == 0, a.data == "\0"					ASSERT!
+	a = c + d;							// a.len == 8, a.data == "testtest\0"
+	a = c + "wow";						// a.len == 7, a.data == "testwow\0"
+	a = c + reinterpret_cast<const char *>(NULL);
+                                 // a.len == 4, a.data == "test\0"			ASSERT!
+	a = "this" + d;					// a.len == 8, a.data == "thistest\0"
+	a = reinterpret_cast<const char *>(NULL) + d;
+                                 // a.len == 4, a.data == "test\0"			ASSERT!
+	a += c;								// a.len == 8, a.data == "testtest\0"
+	a += "wow";							// a.len == 11, a.data == "testtestwow\0"
+	a += reinterpret_cast<const char *>(NULL);
+                                 // a.len == 11, a.data == "testtestwow\0"	ASSERT!
+
+	a = "test";							// a.len == 4, a.data == "test\0"
+	ch = a[ 0 ];						// ch == 't'
+	ch = a[ -1 ];						// ch == 0											ASSERT!
+	ch = a[ 1000 ];					// ch == 0											ASSERT!
+	ch = a[ 0 ];						// ch == 't'
+	ch = a[ 1 ];						// ch == 'e'
+	ch = a[ 2 ];						// ch == 's'
+	ch = a[ 3 ];						// ch == 't'
+	ch = a[ 4 ];						// ch == '\0'										ASSERT!
+	ch = a[ 5 ];						// ch == '\0'										ASSERT!
+
+	a[ 1 ] = 'b';						// a.len == 4, a.data == "tbst\0"
+	a[ -1 ] = 'b';						// a.len == 4, a.data == "tbst\0"			ASSERT!
+	a[ 0 ] = '0';						// a.len == 4, a.data == "0bst\0"
+	a[ 1 ] = '1';						// a.len == 4, a.data == "01st\0"
+	a[ 2 ] = '2';						// a.len == 4, a.data == "012t\0"
+	a[ 3 ] = '3';						// a.len == 4, a.data == "0123\0"
+	a[ 4 ] = '4';						// a.len == 4, a.data == "0123\0"			ASSERT!
+	a[ 5 ] = '5';						// a.len == 4, a.data == "0123\0"			ASSERT!
+	a[ 7 ] = '7';						// a.len == 4, a.data == "0123\0"			ASSERT!
+
+	a = "test";							// a.len == 4, a.data == "test\0"
+	b = "no";							// b.len == 2, b.data == "no\0"
+
+	i = ( a == b );					// i == 0
+	i = ( a == c );					// i == 1
+
+	i = ( a == "blow" );				// i == 0
+	i = ( a == "test" );				// i == 1
+	i = ( a == NULL );				// i == 0											ASSERT!
+
+	i = ( "test" == b );				// i == 0
+	i = ( "test" == a );				// i == 1
+	i = ( NULL == a );				// i == 0											ASSERT!
+
+	i = ( a != b );					// i == 1
+	i = ( a != c );					// i == 0
+
+	i = ( a != "blow" );				// i == 1
+	i = ( a != "test" );				// i == 0
+	i = ( a != NULL );				// i == 1											ASSERT!
+
+	i = ( "test" != b );				// i == 1
+	i = ( "test" != a );				// i == 0
+	i = ( NULL != a );				// i == 1											ASSERT!
+
+   a = "test";                   // a.data == "test"
+   b = a;                        // b.data == "test"
+
+   a = "not";                   // a.data == "not", b.data == "test"
+
+   a = b;                        // a.data == b.data == "test"
+
+   a += b;                       // a.data == "testtest", b.data = "test"
+
+   a = b;
+
+   a[1] = '1';                   // a.data = "t1st", b.data = "test"
+	}
+
+#ifdef _WIN32
+#pragma warning(default : 4189)		// local variable is initialized but not referenced
+#pragma warning(disable : 4514)     // unreferenced inline function has been removed
+#endif
diff --git a/code/splines/util_str.h b/code/splines/util_str.h
new file mode 100755
index 0000000..514464b
--- /dev/null
+++ b/code/splines/util_str.h
@@ -0,0 +1,817 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+//need to rewrite this
+
+#ifndef __UTIL_STR_H__
+#define __UTIL_STR_H__
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+#ifdef _WIN32
+#pragma warning(disable : 4710)     // function 'blah' not inlined
+#endif
+
+void TestStringClass ();
+
+class strdata
+   {
+   public:
+      strdata () : len( 0 ), refcount ( 0 ), data ( NULL ), alloced ( 0 ) {}
+      ~strdata () 
+         {
+         if ( data )
+            delete [] data;
+         }
+
+      void AddRef () { refcount++; }
+      bool DelRef () // True if killed
+         {
+         refcount--;
+         if ( refcount < 0 )
+            {
+            delete this;
+            return true;
+            }
+         
+         return false;
+         }
+
+      int len;
+      int refcount;
+      char *data;
+      int alloced;
+   };
+
+class idStr {
+protected:
+	strdata	*m_data;
+	void EnsureAlloced ( int, bool keepold = true );
+	void EnsureDataWritable ();
+
+public:
+	~idStr();
+	idStr();
+	idStr( const char *text );
+	idStr( const idStr& string );
+	idStr( const idStr string, int start, int end );
+	idStr( const char ch );
+	idStr( const int num );
+	idStr( const float num );
+	idStr( const unsigned num );
+	int	length( void ) const;
+	int	allocated( void ) const;
+	const char * c_str( void ) const;
+
+	void		append( const char *text );
+	void		append( const idStr& text );
+	char		operator[]( int index ) const;
+	char&		operator[]( int index );
+
+	void		operator=( const idStr& text );
+	void		operator=( const char *text );
+
+	friend	idStr		operator+( const idStr& a, const idStr& b );
+	friend	idStr		operator+( const idStr& a, const char *b );
+	friend	idStr		operator+( const char *a, const idStr& b );
+
+    friend	idStr		operator+( const idStr& a, const float b );
+    friend	idStr		operator+( const idStr& a, const int b );
+    friend	idStr		operator+( const idStr& a, const unsigned b );
+    friend	idStr		operator+( const idStr& a, const bool b );
+    friend	idStr		operator+( const idStr& a, const char b );
+
+	idStr&		operator+=( const idStr& a );
+	idStr&		operator+=( const char *a );
+	idStr&		operator+=( const float a );
+	idStr&		operator+=( const char a );
+	idStr&		operator+=( const int a );
+	idStr&		operator+=( const unsigned a );
+	idStr&		operator+=( const bool a );
+
+	static   char     *toLower( char *s1 );
+	static   char     *toUpper( char *s1 );
+
+	friend	bool		operator==(	const idStr& a, const idStr& b );
+	friend	bool		operator==(	const idStr& a, const char *b );
+	friend	bool		operator==(	const char *a, const idStr& b );
+
+	friend	bool		operator!=(	const idStr& a, const idStr& b );
+	friend	bool		operator!=(	const idStr& a, const char *b );
+	friend	bool		operator!=(	const char *a, const idStr& b );
+
+	operator const char * () const;
+	operator const char * ();
+
+    int      icmpn( const char *text, int n ) const;
+	int      icmpn( const idStr& text, int n ) const;
+	int      icmp( const char *text ) const;
+	int      icmp( const idStr& text ) const;
+	int      cmpn( const char *text, int n ) const;
+	int      cmpn( const idStr& text, int n ) const;
+	int      cmp( const char *text ) const;
+	int      cmp( const idStr& text ) const;
+
+	void     tolower( void );
+	void     toupper( void );
+
+	static   int      icmpn( const char *s1, const char *s2, int n );
+	static   int      icmp( const char *s1, const char *s2 );
+	static   int      cmpn( const char *s1, const char *s2, int n );
+	static   int      cmp( const char *s1, const char *s2 );
+
+	static   void     snprintf ( char *dst, int size, const char *fmt, ... );
+
+	static   bool	   isNumeric( const char *str );
+    bool    isNumeric( void ) const;
+
+	void     CapLength ( int );
+
+	void     BackSlashesToSlashes ();
+
+};
+
+inline idStr::~idStr()
+	{
+   if ( m_data )
+      {
+      m_data->DelRef ();
+      m_data = NULL;
+      }
+	}
+
+inline idStr::idStr() : m_data ( NULL )
+	{
+   EnsureAlloced ( 1 );
+	m_data->data[ 0 ] = 0;
+	}
+
+inline idStr::idStr
+	(
+	const char *text
+   ) : m_data ( NULL )
+
+	{
+   int len;
+
+	assert( text );
+
+	if ( text )
+		{
+      len = strlen( text );
+		EnsureAlloced ( len + 1 );
+		strcpy( m_data->data, text );
+      m_data->len = len;
+		}
+	else
+		{
+      EnsureAlloced ( 1 );
+		m_data->data[ 0 ] = 0;
+		m_data->len = 0;
+		}
+	}
+
+inline idStr::idStr
+	(
+	const idStr& text
+   ) : m_data ( NULL )
+
+	{
+   m_data = text.m_data;
+   m_data->AddRef ();
+   }
+
+inline idStr::idStr
+	(
+	const idStr text, 
+	int start,
+	int end
+   ) : m_data ( NULL )
+
+	{
+	int i;
+   int len;
+
+	if ( end > text.length() )
+		{
+		end = text.length();
+		}
+
+	if ( start > text.length() )
+		{
+		start = text.length();
+		}
+
+	len = end - start;
+	if ( len < 0 )
+		{
+		len = 0;
+		}
+
+   EnsureAlloced ( len + 1 );
+
+	for( i = 0; i < len; i++ )
+		{
+		m_data->data[ i ] = text[ start + i ];
+		}
+
+	m_data->data[ len ] = 0;
+   m_data->len = len;
+	}
+
+inline idStr::idStr
+   (
+   const char ch
+   ) : m_data ( NULL )
+
+   {
+   EnsureAlloced ( 2 );
+
+   m_data->data[ 0 ] = ch;
+   m_data->data[ 1 ] = 0;
+   m_data->len = 1;
+   }
+
+inline idStr::idStr
+   (
+   const float num
+   ) : m_data ( NULL )
+
+   {
+   char text[ 32 ];
+   int len;
+
+   sprintf( text, "%.3f", num );
+   len = strlen( text );
+   EnsureAlloced( len + 1 );
+   strcpy( m_data->data, text );
+   m_data->len = len;
+   }
+
+inline idStr::idStr
+   (
+   const int num
+   ) : m_data ( NULL )
+
+   {
+   char text[ 32 ];
+   int len;
+
+   sprintf( text, "%d", num );
+   len = strlen( text );
+   EnsureAlloced( len + 1 );
+   strcpy( m_data->data, text );
+   m_data->len = len;
+   }
+
+inline idStr::idStr
+   (
+   const unsigned num
+   ) : m_data ( NULL )
+
+   {
+   char text[ 32 ];
+   int len;
+
+   sprintf( text, "%u", num );
+   len = strlen( text );
+   EnsureAlloced( len + 1 );
+   strcpy( m_data->data, text );
+   m_data->len = len;
+   }
+
+inline int idStr::length( void ) const
+	{
+   return ( m_data != NULL ) ? m_data->len : 0;
+	}
+
+inline int idStr::allocated( void ) const
+	{
+   return ( m_data != NULL ) ? m_data->alloced + sizeof( *m_data ) : 0;
+	}
+
+inline const char *idStr::c_str( void ) const
+	{
+	assert( m_data );
+
+	return m_data->data;
+	}
+
+inline void idStr::append
+	(
+	const char *text
+	)
+
+	{
+   int len;
+
+	assert( text );
+
+	if ( text )
+		{
+		len = length() + strlen( text );
+		EnsureAlloced( len + 1 );
+
+      strcat( m_data->data, text );
+      m_data->len = len;
+		}
+	}
+
+inline void idStr::append
+	(
+	const idStr& text
+	)
+
+	{
+   int len;
+
+   len = length() + text.length();
+   EnsureAlloced ( len + 1 );
+
+   strcat ( m_data->data, text.c_str () );
+   m_data->len = len;
+	}
+
+inline char idStr::operator[]( int index ) const
+	{
+   assert ( m_data );
+   
+   if ( !m_data )
+      return 0;
+
+	// don't include the '/0' in the test, because technically, it's out of bounds
+	assert( ( index >= 0 ) && ( index < m_data->len ) );
+
+	// In release mode, give them a null character
+	// don't include the '/0' in the test, because technically, it's out of bounds
+	if ( ( index < 0 ) || ( index >= m_data->len ) )
+		{
+		return 0;
+		}
+
+	return m_data->data[ index ];
+	}
+
+inline char& idStr::operator[]
+	(
+	int index
+	)
+
+	{
+	// Used for result for invalid indices
+	static char dummy = 0;
+   assert ( m_data );
+
+   // We don't know if they'll write to it or not
+   // if it's not a const object
+   EnsureDataWritable ();
+
+   if ( !m_data )
+      return dummy;
+
+	// don't include the '/0' in the test, because technically, it's out of bounds
+	assert( ( index >= 0 ) && ( index < m_data->len ) );
+
+	// In release mode, let them change a safe variable
+	// don't include the '/0' in the test, because technically, it's out of bounds
+	if ( ( index < 0 ) || ( index >= m_data->len ) )
+		{
+		return dummy;
+		}
+
+	return m_data->data[ index ];
+	}
+
+inline void idStr::operator=
+	(
+	const idStr& text
+	)
+
+	{
+   // adding the reference before deleting our current reference prevents
+   // us from deleting our string if we are copying from ourself
+   text.m_data->AddRef();
+   m_data->DelRef();
+   m_data = text.m_data;
+   }
+
+inline void idStr::operator=
+	(
+	const char *text
+	)
+
+	{
+   int len;
+
+	assert( text );
+
+	if ( !text )
+		{
+		// safe behaviour if NULL
+		EnsureAlloced ( 1, false );
+      m_data->data[0] = 0;
+      m_data->len = 0;
+      return;
+		}
+
+   if ( !m_data )
+      {
+      len = strlen ( text );
+      EnsureAlloced( len + 1, false );
+      strcpy ( m_data->data, text );
+      m_data->len = len;
+      return;
+      }
+
+   if ( text == m_data->data )
+      return; // Copying same thing.  Punt.
+
+   // If we alias and I don't do this, I could corrupt other strings...  This 
+   // will get called with EnsureAlloced anyway
+   EnsureDataWritable ();
+
+   // Now we need to check if we're aliasing..
+   if ( text >= m_data->data && text <= m_data->data + m_data->len )
+      {
+      // Great, we're aliasing.  We're copying from inside ourselves.
+      // This means that I don't have to ensure that anything is alloced,
+      // though I'll assert just in case.
+      int diff = text - m_data->data;
+      int i;
+
+      assert ( strlen ( text ) < (unsigned) m_data->len );
+      
+      for ( i = 0; text[i]; i++ )
+         {
+         m_data->data[i] = text[i];
+         }
+
+      m_data->data[i] = 0;
+
+      m_data->len -= diff;
+
+      return;
+      }
+
+	len = strlen( text );
+   EnsureAlloced ( len + 1, false );
+	strcpy( m_data->data, text );
+   m_data->len = len;
+	}
+
+inline idStr operator+
+	(
+	const idStr& a,
+	const idStr& b
+	)
+
+	{
+	idStr result( a );
+
+	result.append( b );
+
+	return result;
+	}
+
+inline idStr operator+
+	(
+	const idStr& a,
+	const char *b
+	)
+
+	{
+	idStr result( a );
+
+	result.append( b );
+
+	return result;
+	}
+
+inline idStr operator+
+	(
+	const char *a,
+	const idStr& b
+	)
+
+	{
+	idStr result( a );
+
+	result.append( b );
+
+	return result;
+	}
+
+inline idStr operator+
+   (
+   const idStr& a,
+   const bool b
+   )
+
+   {
+	idStr result( a );
+
+   result.append( b ? "true" : "false" );
+
+	return result;
+   }
+
+inline idStr operator+
+	(
+   const idStr& a,
+	const char b
+	)
+
+	{
+   char text[ 2 ];
+
+   text[ 0 ] = b;
+   text[ 1 ] = 0;
+
+	return a + text;
+	}
+
+inline idStr& idStr::operator+=
+	(
+	const idStr& a
+	)
+
+	{
+	append( a );
+	return *this;
+	}
+
+inline idStr& idStr::operator+=
+	(
+	const char *a
+	)
+
+	{
+	append( a );
+	return *this;
+	}
+
+inline idStr& idStr::operator+=
+	(
+	const char a
+	)
+
+	{
+   char text[ 2 ];
+
+   text[ 0 ] = a;
+   text[ 1 ] = 0;
+	append( text );
+
+   return *this;
+	}
+
+inline idStr& idStr::operator+=
+	(
+	const bool a
+	)
+
+	{
+   append( a ? "true" : "false" );
+	return *this;
+	}
+
+inline bool operator==
+	(
+	const idStr& a,
+	const idStr& b
+	)
+
+	{
+	return ( !strcmp( a.c_str(), b.c_str() ) );
+	}
+
+inline bool operator==
+	(
+	const idStr& a,
+	const char *b
+	)
+
+	{
+	assert( b );
+	if ( !b )
+		{
+		return false;
+		}
+	return ( !strcmp( a.c_str(), b ) );
+	}
+
+inline bool operator==
+	(
+	const char *a,
+	const idStr& b
+	)
+
+	{
+	assert( a );
+	if ( !a )
+		{
+		return false;
+		}
+	return ( !strcmp( a, b.c_str() ) );
+	}
+
+inline bool operator!=
+	(
+	const idStr& a,
+	const idStr& b
+	)
+
+	{
+	return !( a == b );
+	}
+
+inline bool operator!=
+	(
+	const idStr& a,
+	const char *b
+	)
+
+	{
+	return !( a == b );
+	}
+
+inline bool operator!=
+	(
+	const char *a,
+	const idStr& b
+	)
+
+	{
+	return !( a == b );
+	}
+
+inline int idStr::icmpn
+   (
+   const char *text, 
+   int n
+   ) const
+
+   {
+	assert( m_data );
+	assert( text );
+
+   return idStr::icmpn( m_data->data, text, n );
+   }
+
+inline int idStr::icmpn
+   (
+   const idStr& text, 
+   int n
+   ) const
+
+   {
+	assert( m_data );
+	assert( text.m_data );
+
+   return idStr::icmpn( m_data->data, text.m_data->data, n );
+   }
+
+inline int idStr::icmp
+   (
+   const char *text
+   ) const
+
+   {
+	assert( m_data );
+	assert( text );
+
+   return idStr::icmp( m_data->data, text );
+   }
+
+inline int idStr::icmp
+   (
+   const idStr& text
+   ) const
+
+   {
+	assert( c_str () );
+	assert( text.c_str () );
+
+   return idStr::icmp( c_str () , text.c_str () );
+   }
+
+inline int idStr::cmp
+   (
+   const char *text
+   ) const
+
+   {
+	assert( m_data );
+	assert( text );
+
+   return idStr::cmp( m_data->data, text );
+   }
+
+inline int idStr::cmp
+   (
+   const idStr& text
+   ) const
+
+   {
+	assert( c_str () );
+	assert( text.c_str () );
+
+   return idStr::cmp( c_str () , text.c_str () );
+   }
+
+inline int idStr::cmpn
+   (
+   const char *text, 
+   int n
+   ) const
+
+   {
+	assert( c_str () );
+	assert( text );
+
+   return idStr::cmpn( c_str () , text, n );
+   }
+
+inline int idStr::cmpn
+   (
+   const idStr& text, 
+   int n
+   ) const
+
+   {
+	assert( c_str () );
+	assert( text.c_str ()  );
+
+   return idStr::cmpn( c_str () , text.c_str () , n );
+   }
+
+inline void idStr::tolower
+   (
+   void
+   )
+
+   {
+   assert( m_data );
+
+   EnsureDataWritable ();
+
+   idStr::toLower( m_data->data );
+   }
+
+inline void idStr::toupper
+   (
+   void
+   )
+
+   {
+   assert( m_data );
+
+   EnsureDataWritable ();
+
+   idStr::toUpper( m_data->data );
+   }
+
+inline bool idStr::isNumeric
+   (
+   void
+   ) const
+
+   {
+   assert( m_data );
+   return idStr::isNumeric( m_data->data );
+   }
+
+inline idStr::operator const char *() {
+	return c_str();
+}
+
+inline idStr::operator const char *
+   (
+   void
+   ) const
+
+   {
+   return c_str ();
+   }
+
+#endif