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Diffstat (limited to 'code/bspc/l_poly.h')
| -rw-r--r-- | code/bspc/l_poly.h | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/code/bspc/l_poly.h b/code/bspc/l_poly.h deleted file mode 100644 index 76a83f8..0000000 --- a/code/bspc/l_poly.h +++ /dev/null @@ -1,120 +0,0 @@ -/* -=========================================================================== -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 Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ - -//a winding gives the bounding points of a convex polygon -typedef struct -{ - int numpoints; - vec3_t p[4]; //variable sized -} winding_t; - -#define MAX_POINTS_ON_WINDING 96 - -//you can define on_epsilon in the makefile as tighter -#ifndef ON_EPSILON -#define ON_EPSILON 0.1 -#endif -//winding errors -#define WE_NONE 0 -#define WE_NOTENOUGHPOINTS 1 -#define WE_SMALLAREA 2 -#define WE_POINTBOGUSRANGE 3 -#define WE_POINTOFFPLANE 4 -#define WE_DEGENERATEEDGE 5 -#define WE_NONCONVEX 6 - -//allocates a winding -winding_t *AllocWinding (int points); -//returns the area of the winding -vec_t WindingArea (winding_t *w); -//gives the center of the winding -void WindingCenter (winding_t *w, vec3_t center); -//clips the given winding to the given plane and gives the front -//and back part of the clipped winding -void ClipWindingEpsilon (winding_t *in, vec3_t normal, vec_t dist, - vec_t epsilon, winding_t **front, winding_t **back); -//returns the fragment of the given winding that is on the front -//side of the cliping plane. The original is freed. -winding_t *ChopWinding (winding_t *in, vec3_t normal, vec_t dist); -//returns a copy of the given winding -winding_t *CopyWinding (winding_t *w); -//returns the reversed winding of the given one -winding_t *ReverseWinding (winding_t *w); -//returns a base winding for the given plane -winding_t *BaseWindingForPlane (vec3_t normal, vec_t dist); -//checks the winding for errors -void CheckWinding (winding_t *w); -//returns the plane normal and dist the winding is in -void WindingPlane(winding_t *w, vec3_t normal, vec_t *dist); -//removes colinear points from the winding -void RemoveColinearPoints(winding_t *w); -//returns on which side of the plane the winding is situated -int WindingOnPlaneSide(winding_t *w, vec3_t normal, vec_t dist); -//frees the winding -void FreeWinding(winding_t *w); -//gets the bounds of the winding -void WindingBounds(winding_t *w, vec3_t mins, vec3_t maxs); -//chops the winding with the given plane, the original winding is freed if clipped -void ChopWindingInPlace (winding_t **w, vec3_t normal, vec_t dist, vec_t epsilon); -//prints the winding points on STDOUT -void pw(winding_t *w); -//try to merge the two windings which are in the given plane -//the original windings are undisturbed -//the merged winding is returned when merging was possible -//NULL is returned otherwise -winding_t *TryMergeWinding (winding_t *f1, winding_t *f2, vec3_t planenormal); -//brute force winding merging... creates a convex winding out of -//the two whatsoever -winding_t *MergeWindings(winding_t *w1, winding_t *w2, vec3_t planenormal); - -//#ifdef ME -void ResetWindings(void); -//returns the amount of winding memory -int WindingMemory(void); -int WindingPeakMemory(void); -int ActiveWindings(void); -//returns the winding error string -char *WindingErrorString(void); -//returns one of the WE_ flags when the winding has errors -int WindingError(winding_t *w); -//removes equal points from the winding -void RemoveEqualPoints(winding_t *w, float epsilon); -//returns a winding with a point added at the given spot to the -//given winding, original winding is NOT freed -winding_t *AddWindingPoint(winding_t *w, vec3_t point, int spot); -//returns true if the point is on one of the winding 'edges' -//when the point is on one of the edged the number of the first -//point of the edge is stored in 'spot' -int PointOnWinding(winding_t *w, vec3_t normal, float dist, vec3_t point, int *spot); -//find a plane seperating the two windings -//true is returned when the windings area adjacent -//the seperating plane normal and distance area stored in 'normal' and 'dist' -//this plane will contain both the piece of common edge of the two windings -//and the vector 'dir' -int FindPlaneSeperatingWindings(winding_t *w1, winding_t *w2, vec3_t dir, - vec3_t normal, float *dist); -// -int WindingsNonConvex(winding_t *w1, winding_t *w2, - vec3_t normal1, vec3_t normal2, - float dist1, float dist2); -//#endif //ME - |