From 79f2eae449bcd280be2af08427fcb80d0f3bb8ab Mon Sep 17 00:00:00 2001 From: icculus Date: Thu, 1 Sep 2005 00:33:08 +0000 Subject: Renamed the SDL stuff to not be Linux specific. git-svn-id: svn://svn.icculus.org/quake3/trunk@56 edf5b092-35ff-0310-97b2-ce42778d08ea --- code/unix/Makefile | 22 +- code/unix/linux_glimp_sdl.c | 1447 ------------------------------------------- code/unix/linux_snd_sdl.c | 245 -------- code/unix/sdl_glimp.c | 1447 +++++++++++++++++++++++++++++++++++++++++++ code/unix/sdl_snd.c | 245 ++++++++ 5 files changed, 1703 insertions(+), 1703 deletions(-) delete mode 100644 code/unix/linux_glimp_sdl.c delete mode 100644 code/unix/linux_snd_sdl.c create mode 100644 code/unix/sdl_glimp.c create mode 100644 code/unix/sdl_snd.c diff --git a/code/unix/Makefile b/code/unix/Makefile index 0cdfea3..5d13521 100644 --- a/code/unix/Makefile +++ b/code/unix/Makefile @@ -563,10 +563,10 @@ ifeq ($(PLATFORM),freebsd) $(B)/client/linux_signals.o \ $(B)/client/linux_common.o \ $(B)/client/linux_qgl.o \ - $(B)/client/linux_glimp_sdl.o \ + $(B)/client/sdl_glimp.o \ $(B)/client/linux_glimp.o \ $(B)/client/linux_snd.o \ - $(B)/client/linux_snd_sdl.o \ + $(B)/client/sdl_snd.o \ $(B)/client/snd_mixa.o \ $(B)/client/matha.o \ $(B)/client/ftol.o \ @@ -587,10 +587,10 @@ else $(B)/client/linux_common.o \ $(B)/client/linux_qgl.o \ $(B)/client/linux_glimp.o \ - $(B)/client/linux_glimp_sdl.o \ + $(B)/client/sdl_glimp.o \ $(B)/client/linux_joystick.o \ $(B)/client/linux_snd.o \ - $(B)/client/linux_snd_sdl.o \ + $(B)/client/sdl_snd.o \ $(B)/client/snd_mixa.o \ $(B)/client/matha.o \ @@ -601,7 +601,7 @@ else $(B)/client/linux_glimp_smp.o \ $(B)/client/linux_joystick.o \ $(B)/client/linux_snd.o \ - $(B)/client/linux_snd_sdl.o \ + $(B)/client/sdl_snd.o \ $(B)/client/snd_mixa.o \ $(B)/client/matha.o @@ -767,13 +767,13 @@ $(B)/client/irix_input.o : $(UDIR)/irix_input.c; $(DO_CC) $(B)/client/linux_signals.o : $(UDIR)/linux_signals.c; $(DO_CC) $(B)/client/linux_common.o : $(UDIR)/linux_common.c; $(DO_CC) $(B)/client/linux_glimp.o : $(UDIR)/linux_glimp.c; $(DO_CC) $(GL_CFLAGS) -$(B)/client/linux_glimp_sdl.o : $(UDIR)/linux_glimp_sdl.c; $(DO_CC) $(GL_CFLAGS) +$(B)/client/sdl_glimp.o : $(UDIR)/sdl_glimp.c; $(DO_CC) $(GL_CFLAGS) $(B)/client/linux_glimp_smp.o : $(UDIR)/linux_glimp.c; $(DO_SMP_CC) $(GL_CFLAGS) $(B)/client/linux_joystick.o : $(UDIR)/linux_joystick.c; $(DO_CC) $(B)/client/linux_qgl.o : $(UDIR)/linux_qgl.c; $(DO_CC) $(GL_CFLAGS) $(B)/client/linux_input.o : $(UDIR)/linux_input.c; $(DO_CC) $(B)/client/linux_snd.o : $(UDIR)/linux_snd.c; $(DO_CC) -$(B)/client/linux_snd_sdl.o : $(UDIR)/linux_snd_sdl.c; $(DO_CC) +$(B)/client/sdl_snd.o : $(UDIR)/sdl_snd.c; $(DO_CC) $(B)/client/snd_mixa.o : $(UDIR)/snd_mixa.s; $(DO_AS) $(B)/client/matha.o : $(UDIR)/matha.s; $(DO_AS) @@ -1578,11 +1578,11 @@ Q3SOBJ = \ $(B)/q3static/unix_shared.o \ \ $(B)/q3static/linux_qgl.o \ - $(B)/q3static/linux_glimp_sdl.o \ + $(B)/q3static/sdl_glimp.o \ $(B)/q3static/linux_glimp.o \ $(B)/q3static/linux_joystick.o \ $(B)/q3static/linux_snd.o \ - $(B)/q3static/linux_snd_sdl.o \ + $(B)/q3static/sdl_snd.o \ $(B)/q3static/snd_mixa.o \ $(B)/q3static/matha.o @@ -1734,13 +1734,13 @@ $(B)/q3static/unix_qgl.o : $(UDIR)/unix_qgl.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/unix_main.o : $(UDIR)/unix_main.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/unix_net.o : $(UDIR)/unix_net.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/unix_shared.o : $(UDIR)/unix_shared.c; $(DO_CC) -DQ3_STATIC -$(B)/q3static/linux_glimp_sdl.o : $(UDIR)/linux_glimp_sdl.c; $(DO_CC) -DQ3_STATIC +$(B)/q3static/sdl_glimp.o : $(UDIR)/sdl_glimp.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/linux_glimp.o : $(UDIR)/linux_glimp.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/linux_joystick.o : $(UDIR)/linux_joystick.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/linux_qgl.o : $(UDIR)/linux_qgl.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/linux_input.o : $(UDIR)/linux_input.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/linux_snd.o : $(UDIR)/linux_snd.c; $(DO_CC) -DQ3_STATIC -$(B)/q3static/linux_snd_sdl.o : $(UDIR)/linux_snd_sdl.c; $(DO_CC) -DQ3_STATIC +$(B)/q3static/sdl_snd.o : $(UDIR)/sdl_snd.c; $(DO_CC) -DQ3_STATIC $(B)/q3static/snd_mixa.o : $(UDIR)/snd_mixa.s; $(DO_AS) $(B)/q3static/matha.o : $(UDIR)/matha.s; $(DO_AS) $(B)/q3static/unzip.o : $(CMDIR)/unzip.c; $(DO_CC) -DQ3_STATIC diff --git a/code/unix/linux_glimp_sdl.c b/code/unix/linux_glimp_sdl.c deleted file mode 100644 index 5c1c9a3..0000000 --- a/code/unix/linux_glimp_sdl.c +++ /dev/null @@ -1,1447 +0,0 @@ - -#if USE_SDL - -/* - * SDL implementation for Quake 3: Arena's GPL source release. - * - * I wrote such a beast originally for Loki's port of Heavy Metal: FAKK2, - * and then wrote it again for the Linux client of Medal of Honor: Allied - * Assault. Third times a charm, so I'm rewriting this once more for the - * GPL release of Quake 3. - * - * Written by Ryan C. Gordon (icculus@icculus.org). Please refer to - * http://icculus.org/quake3/ for the latest version of this code. - * - * Patches and comments are welcome at the above address. - * - * I cut-and-pasted this from linux_glimp.c, and moved it to SDL line-by-line. - * There is probably some cruft that could be removed here. - * - * You should define USE_SDL=1 and then add this to the makefile. - * USE_SDL will disable the X11 target. - * - * !!! FIXME: linux_glimp_sdl.c isn't really "linux" specific. - */ - -/* -Original copyright on Q3A sources: -=========================================================================== -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 -=========================================================================== -*/ -/* -** GLW_IMP.C -** -** This file contains ALL Linux specific stuff having to do with the -** OpenGL refresh. When a port is being made the following functions -** must be implemented by the port: -** -** GLimp_EndFrame -** GLimp_Init -** GLimp_Shutdown -** GLimp_SwitchFullscreen -** GLimp_SetGamma -** -*/ - -#include "SDL.h" - -#include -#include -#include -#include - -#include "../renderer/tr_local.h" -#include "../client/client.h" -#include "linux_local.h" // bk001130 - -#include "unix_glw.h" - -#define WINDOW_CLASS_NAME "Quake III: Arena" -#define WINDOW_CLASS_NAME_BRIEF "quake3" - -//#define KBD_DBG - -typedef enum -{ - RSERR_OK, - - RSERR_INVALID_FULLSCREEN, - RSERR_INVALID_MODE, - - RSERR_UNKNOWN -} rserr_t; - -glwstate_t glw_state; - -static SDL_Surface *screen = NULL; -static SDL_Joystick *stick = NULL; - -static qboolean mouse_avail = qfalse; -static qboolean mouse_active = qfalse; -static qboolean sdlrepeatenabled = qfalse; - -static cvar_t *in_mouse; -cvar_t *in_subframe; -cvar_t *in_nograb; // this is strictly for developers - -// bk001130 - from cvs1.17 (mkv), but not static -cvar_t *in_joystick = NULL; -cvar_t *in_joystickDebug = NULL; -cvar_t *joy_threshold = NULL; - -cvar_t *r_allowSoftwareGL; // don't abort out if the pixelformat claims software -cvar_t *r_previousglDriver; - -/* -* Find the first occurrence of find in s. -*/ -// bk001130 - from cvs1.17 (mkv), const -// bk001130 - made first argument const -static const char *Q_stristr( const char *s, const char *find) -{ - register char c, sc; - register size_t len; - - if ((c = *find++) != 0) - { - if (c >= 'a' && c <= 'z') - { - c -= ('a' - 'A'); - } - len = strlen(find); - do - { - do - { - if ((sc = *s++) == 0) - return NULL; - if (sc >= 'a' && sc <= 'z') - { - sc -= ('a' - 'A'); - } - } while (sc != c); - } while (Q_stricmpn(s, find, len) != 0); - s--; - } - return s; -} - -static const char *XLateKey(SDL_keysym *keysym, int *key) -{ - static char buf[2] = { '\0', '\0' }; - *key = 0; - - *buf = '\0'; - - // these happen to match the ASCII chars. - if ((keysym->sym >= ' ') && (keysym->sym <= '~')) - { - *key = (int) keysym->sym; - } - else - switch (keysym->sym) - { - case SDLK_PAGEUP: *key = K_PGUP; break; - case SDLK_KP9: *key = K_KP_PGUP; break; - case SDLK_PAGEDOWN: *key = K_PGDN; break; - case SDLK_KP3: *key = K_KP_PGDN; break; - case SDLK_KP7: *key = K_KP_HOME; break; - case SDLK_HOME: *key = K_HOME; break; - case SDLK_KP1: *key = K_KP_END; break; - case SDLK_END: *key = K_END; break; - case SDLK_KP4: *key = K_KP_LEFTARROW; break; - case SDLK_LEFT: *key = K_LEFTARROW; break; - case SDLK_KP6: *key = K_KP_RIGHTARROW; break; - case SDLK_RIGHT: *key = K_RIGHTARROW; break; - case SDLK_KP2: *key = K_KP_DOWNARROW; break; - case SDLK_DOWN: *key = K_DOWNARROW; break; - case SDLK_KP8: *key = K_KP_UPARROW; break; - case SDLK_UP: *key = K_UPARROW; break; - case SDLK_ESCAPE: *key = K_ESCAPE; break; - case SDLK_KP_ENTER: *key = K_KP_ENTER; break; - case SDLK_RETURN: *key = K_ENTER; break; - case SDLK_TAB: *key = K_TAB; break; - case SDLK_F1: *key = K_F1; break; - case SDLK_F2: *key = K_F2; break; - case SDLK_F3: *key = K_F3; break; - case SDLK_F4: *key = K_F4; break; - case SDLK_F5: *key = K_F5; break; - case SDLK_F6: *key = K_F6; break; - case SDLK_F7: *key = K_F7; break; - case SDLK_F8: *key = K_F8; break; - case SDLK_F9: *key = K_F9; break; - case SDLK_F10: *key = K_F10; break; - case SDLK_F11: *key = K_F11; break; - case SDLK_F12: *key = K_F12; break; - - // bk001206 - from Ryan's Fakk2 - case SDLK_BACKSPACE: *key = K_BACKSPACE; break; // ctrl-h - case SDLK_KP_PERIOD: *key = K_KP_DEL; break; - case SDLK_DELETE: *key = K_DEL; break; - case SDLK_PAUSE: *key = K_PAUSE; break; - - case SDLK_LSHIFT: - case SDLK_RSHIFT: *key = K_SHIFT; break; - - case SDLK_LCTRL: - case SDLK_RCTRL: *key = K_CTRL; break; - - case SDLK_RMETA: - case SDLK_LMETA: - case SDLK_RALT: - case SDLK_LALT: *key = K_ALT; break; - - case SDLK_KP5: *key = K_KP_5; break; - case SDLK_INSERT: *key = K_INS; break; - case SDLK_KP0: *key = K_KP_INS; break; - case SDLK_KP_MULTIPLY: *key = '*'; break; - case SDLK_KP_PLUS: *key = K_KP_PLUS; break; - case SDLK_KP_MINUS: *key = K_KP_MINUS; break; - case SDLK_KP_DIVIDE: *key = K_KP_SLASH; break; - default: break; - } - - if (keysym->unicode <= 255 && keysym->unicode >= 20) // maps to ASCII? - { - char ch = (char) keysym->unicode; - if (ch == '~') - *key = '~'; // console HACK - else if (ch >= 'A' && ch <= 'Z') - ch = ch - 'A' + 'a'; - - buf[0] = ch; - } - else if(keysym->unicode == 8) // ctrl-h - buf[0] = 8; - - return buf; -} - -static void install_grabs(void) -{ - SDL_ShowCursor(0); - SDL_WM_GrabInput(SDL_GRAB_ON); -} - -static void uninstall_grabs(void) -{ - SDL_ShowCursor(1); - SDL_WM_GrabInput(SDL_GRAB_OFF); -} - -static void printkey(const SDL_Event* event) -{ -#ifdef KBD_DBG - printf("key name: %s", SDL_GetKeyName(event->key.keysym.sym)); - if(event->key.keysym.unicode) - { - printf(" unicode: %hx", event->key.keysym.unicode); - if (event->key.keysym.unicode >= '0' - && event->key.keysym.unicode <= '~') // printable? - printf(" (%c)", (unsigned char)(event->key.keysym.unicode)); - } - puts(""); -#endif -} - -static void HandleEvents(void) -{ - const int t = 0; // always just use the current time. - SDL_Event e; - const char *p = NULL; - int key = 0; - int b = 0; - - if (screen == NULL) - return; // no SDL context. - - if (cls.keyCatchers == 0) - { - if (sdlrepeatenabled) - { - SDL_EnableKeyRepeat(0, 0); - sdlrepeatenabled = qfalse; - } - } - else - { - if (!sdlrepeatenabled) - { - SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL); - sdlrepeatenabled = qtrue; - } - } - - while (SDL_PollEvent(&e)) - { - switch (e.type) - { - case SDL_KEYDOWN: - printkey(&e); - p = XLateKey(&e.key.keysym, &key); - if (key) - { - Sys_QueEvent( t, SE_KEY, key, qtrue, 0, NULL ); - } - if (p) - { - while (*p) - { - Sys_QueEvent( t, SE_CHAR, *p++, 0, 0, NULL ); - } - } - break; - - case SDL_KEYUP: - XLateKey(&e.key.keysym, &key); - Sys_QueEvent( t, SE_KEY, key, qfalse, 0, NULL ); - break; - - case SDL_MOUSEMOTION: - if (mouse_active) - { - if (abs(e.motion.xrel) > 1) - e.motion.xrel *= 2; - if (abs(e.motion.yrel) > 1) - e.motion.yrel *= 2; - Sys_QueEvent( t, SE_MOUSE, e.motion.xrel, e.motion.yrel, 0, NULL ); - } - break; - - case SDL_MOUSEBUTTONDOWN: - if (e.button.button == 4) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qtrue, 0, NULL ); - } else if (e.button.button == 5) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL ); - } else - { - // NOTE TTimo there seems to be a weird mapping for K_MOUSE1 K_MOUSE2 K_MOUSE3 .. - b=-1; - if (e.button.button == 1) - { - b = 0; // K_MOUSE1 - } else if (e.button.button == 2) - { - b = 2; // K_MOUSE3 - } else if (e.button.button == 3) - { - b = 1; // K_MOUSE2 - } else if (e.button.button == 6) - { - b = 3; // K_MOUSE4 - } else if (e.button.button == 7) - { - b = 4; // K_MOUSE5 - }; - - Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qtrue, 0, NULL ); - } - break; - - case SDL_MOUSEBUTTONUP: - if (e.button.button == 4) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qfalse, 0, NULL ); - } else if (e.button.button == 5) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL ); - } else - { - b=-1; - if (e.button.button == 1) - { - b = 0; - } else if (e.button.button == 2) - { - b = 2; - } else if (e.button.button == 3) - { - b = 1; - } else if (e.button.button == 6) - { - b = 3; // K_MOUSE4 - } else if (e.button.button == 7) - { - b = 4; // K_MOUSE5 - }; - Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qfalse, 0, NULL ); - } - break; - case SDL_QUIT: - Sys_Quit(); - break; - } - } -} - -// NOTE TTimo for the tty console input, we didn't rely on those .. -// it's not very surprising actually cause they are not used otherwise -void KBD_Init(void) -{ -} - -void KBD_Close(void) -{ -} - -void IN_ActivateMouse( void ) -{ - if (!mouse_avail || !screen) - return; - - if (!mouse_active) - { - if (!in_nograb->value) - install_grabs(); - mouse_active = qtrue; - } -} - -void IN_DeactivateMouse( void ) -{ - if (!mouse_avail || !screen) - return; - - if (mouse_active) - { - if (!in_nograb->value) - uninstall_grabs(); - mouse_active = qfalse; - } -} -/*****************************************************************************/ - -/* -** GLimp_SetGamma -** -** This routine should only be called if glConfig.deviceSupportsGamma is TRUE -*/ -void GLimp_SetGamma( unsigned char red[256], unsigned char green[256], unsigned char blue[256] ) -{ - // NOTE TTimo we get the gamma value from cvar, because we can't work with the s_gammatable - // the API wasn't changed to avoid breaking other OSes - float g = Cvar_Get("r_gamma", "1.0", 0)->value; - SDL_SetGamma(g, g, g); -} - -/* -** GLimp_Shutdown -** -** This routine does all OS specific shutdown procedures for the OpenGL -** subsystem. Under OpenGL this means NULLing out the current DC and -** HGLRC, deleting the rendering context, and releasing the DC acquired -** for the window. The state structure is also nulled out. -** -*/ -void GLimp_Shutdown( void ) -{ - IN_DeactivateMouse(); - - if (stick) - { - SDL_JoystickClose(stick); - stick = NULL; - } - - SDL_Quit(); - screen = NULL; - - memset( &glConfig, 0, sizeof( glConfig ) ); - memset( &glState, 0, sizeof( glState ) ); - - QGL_Shutdown(); -} - -/* -** GLimp_LogComment -*/ -void GLimp_LogComment( char *comment ) -{ - if ( glw_state.log_fp ) - { - fprintf( glw_state.log_fp, "%s", comment ); - } -} - -/* -** GLW_StartDriverAndSetMode -*/ -// bk001204 - prototype needed -static int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ); -static qboolean GLW_StartDriverAndSetMode( const char *drivername, - int mode, - qboolean fullscreen ) -{ - rserr_t err; - - if (!SDL_WasInit(SDL_INIT_VIDEO)) - { - ri.Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_VIDEO)...\n"); - if (SDL_Init(SDL_INIT_VIDEO) == -1) - { - ri.Printf( PRINT_ALL, "SDL_Init(SDL_INIT_VIDEO) failed: %s\n", SDL_GetError()); - return qfalse; - } - ri.Printf( PRINT_ALL, "SDL_Init(SDL_INIT_VIDEO) passed.\n"); - } - - // don't ever bother going into fullscreen with a voodoo card -#if 1 // JDC: I reenabled this - if ( Q_stristr( drivername, "Voodoo" ) ) - { - ri.Cvar_Set( "r_fullscreen", "0" ); - r_fullscreen->modified = qfalse; - fullscreen = qfalse; - } -#endif - - if (fullscreen && in_nograb->value) - { - ri.Printf( PRINT_ALL, "Fullscreen not allowed with in_nograb 1\n"); - ri.Cvar_Set( "r_fullscreen", "0" ); - r_fullscreen->modified = qfalse; - fullscreen = qfalse; - } - - err = GLW_SetMode( drivername, mode, fullscreen ); - - switch ( err ) - { - case RSERR_INVALID_FULLSCREEN: - ri.Printf( PRINT_ALL, "...WARNING: fullscreen unavailable in this mode\n" ); - return qfalse; - case RSERR_INVALID_MODE: - ri.Printf( PRINT_ALL, "...WARNING: could not set the given mode (%d)\n", mode ); - return qfalse; - default: - break; - } - return qtrue; -} - -/* -** GLW_SetMode -*/ -static int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ) -{ - const char* glstring; // bk001130 - from cvs1.17 (mkv) - int sdlcolorbits = 4; - int colorbits, depthbits, stencilbits; - int tcolorbits, tdepthbits, tstencilbits; - int i = 0; - SDL_Surface *vidscreen = NULL; - - ri.Printf( PRINT_ALL, "Initializing OpenGL display\n"); - - ri.Printf (PRINT_ALL, "...setting mode %d:", mode ); - - if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) ) - { - ri.Printf( PRINT_ALL, " invalid mode\n" ); - return RSERR_INVALID_MODE; - } - ri.Printf( PRINT_ALL, " %d %d\n", glConfig.vidWidth, glConfig.vidHeight); - - Uint32 flags = SDL_OPENGL; - if (fullscreen) - flags |= SDL_FULLSCREEN; - - if (!r_colorbits->value) - colorbits = 24; - else - colorbits = r_colorbits->value; - - if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) - colorbits = 16; - - if (!r_depthbits->value) - depthbits = 24; - else - depthbits = r_depthbits->value; - stencilbits = r_stencilbits->value; - - for (i = 0; i < 16; i++) - { - // 0 - default - // 1 - minus colorbits - // 2 - minus depthbits - // 3 - minus stencil - if ((i % 4) == 0 && i) - { - // one pass, reduce - switch (i / 4) - { - case 2 : - if (colorbits == 24) - colorbits = 16; - break; - case 1 : - if (depthbits == 24) - depthbits = 16; - else if (depthbits == 16) - depthbits = 8; - case 3 : - if (stencilbits == 24) - stencilbits = 16; - else if (stencilbits == 16) - stencilbits = 8; - } - } - - tcolorbits = colorbits; - tdepthbits = depthbits; - tstencilbits = stencilbits; - - if ((i % 4) == 3) - { // reduce colorbits - if (tcolorbits == 24) - tcolorbits = 16; - } - - if ((i % 4) == 2) - { // reduce depthbits - if (tdepthbits == 24) - tdepthbits = 16; - else if (tdepthbits == 16) - tdepthbits = 8; - } - - if ((i % 4) == 1) - { // reduce stencilbits - if (tstencilbits == 24) - tstencilbits = 16; - else if (tstencilbits == 16) - tstencilbits = 8; - else - tstencilbits = 0; - } - - if (tcolorbits == 24) - sdlcolorbits = 8; - - - /* Cameron Eure - Please don't set attributes unless we have a working visual. */ - if (vidscreen != NULL){ - SDL_GL_SetAttribute( SDL_GL_RED_SIZE, sdlcolorbits ); - SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, sdlcolorbits ); - SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, sdlcolorbits ); - SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, tdepthbits ); - SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, tstencilbits ); - SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); - - SDL_WM_SetCaption(WINDOW_CLASS_NAME, WINDOW_CLASS_NAME_BRIEF); - SDL_ShowCursor(0); - SDL_EnableUNICODE(1); - SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL); - sdlrepeatenabled = qtrue; -} - - if (!(vidscreen = SDL_SetVideoMode(glConfig.vidWidth, glConfig.vidHeight, colorbits, flags))) - { - fprintf(stderr, "SDL_SetVideoMode failed: %s\n", SDL_GetError()); - continue; - } - - ri.Printf( PRINT_ALL, "Using %d/%d/%d Color bits, %d depth, %d stencil display.\n", - sdlcolorbits, sdlcolorbits, sdlcolorbits, - tdepthbits, tstencilbits); - - glConfig.colorBits = tcolorbits; - glConfig.depthBits = tdepthbits; - glConfig.stencilBits = tstencilbits; - break; - } - - if (!vidscreen) - { - ri.Printf( PRINT_ALL, "Couldn't get a visual\n" ); - return RSERR_INVALID_MODE; - } - - screen = vidscreen; - - // bk001130 - from cvs1.17 (mkv) - glstring = (char *) qglGetString (GL_RENDERER); - ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glstring ); - - // bk010122 - new software token (Indirect) - if ( !Q_stricmp( glstring, "Mesa X11") - || !Q_stricmp( glstring, "Mesa GLX Indirect") ) - { - if ( !r_allowSoftwareGL->integer ) - { - ri.Printf( PRINT_ALL, "\n\n***********************************************************\n" ); - ri.Printf( PRINT_ALL, " You are using software Mesa (no hardware acceleration)! \n" ); - ri.Printf( PRINT_ALL, " Driver DLL used: %s\n", drivername ); - ri.Printf( PRINT_ALL, " If this is intentional, add\n" ); - ri.Printf( PRINT_ALL, " \"+set r_allowSoftwareGL 1\"\n" ); - ri.Printf( PRINT_ALL, " to the command line when starting the game.\n" ); - ri.Printf( PRINT_ALL, "***********************************************************\n"); - GLimp_Shutdown( ); - return RSERR_INVALID_MODE; - } else - { - ri.Printf( PRINT_ALL, "...using software Mesa (r_allowSoftwareGL==1).\n" ); - } - } - - return RSERR_OK; -} - -/* -** GLW_InitExtensions -*/ -static void GLW_InitExtensions( void ) -{ - if ( !r_allowExtensions->integer ) - { - ri.Printf( PRINT_ALL, "*** IGNORING OPENGL EXTENSIONS ***\n" ); - return; - } - - ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" ); - - // GL_S3_s3tc - if ( Q_stristr( glConfig.extensions_string, "GL_S3_s3tc" ) ) - { - if ( r_ext_compressed_textures->value ) - { - glConfig.textureCompression = TC_S3TC; - ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" ); - } else - { - glConfig.textureCompression = TC_NONE; - ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" ); - } - } else - { - glConfig.textureCompression = TC_NONE; - ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" ); - } - - // GL_EXT_texture_env_add - glConfig.textureEnvAddAvailable = qfalse; - if ( Q_stristr( glConfig.extensions_string, "EXT_texture_env_add" ) ) - { - if ( r_ext_texture_env_add->integer ) - { - glConfig.textureEnvAddAvailable = qtrue; - ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" ); - } else - { - glConfig.textureEnvAddAvailable = qfalse; - ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" ); - } - - // GL_ARB_multitexture - qglMultiTexCoord2fARB = NULL; - qglActiveTextureARB = NULL; - qglClientActiveTextureARB = NULL; - if ( Q_stristr( glConfig.extensions_string, "GL_ARB_multitexture" ) ) - { - // !!! FIXME: Use SDL_GL_GetProcAddress instead? - if ( r_ext_multitexture->value ) - { - qglMultiTexCoord2fARB = ( PFNGLMULTITEXCOORD2FARBPROC ) dlsym( glw_state.OpenGLLib, "glMultiTexCoord2fARB" ); - qglActiveTextureARB = ( PFNGLACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glActiveTextureARB" ); - qglClientActiveTextureARB = ( PFNGLCLIENTACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glClientActiveTextureARB" ); - - if ( qglActiveTextureARB ) - { - qglGetIntegerv( GL_MAX_ACTIVE_TEXTURES_ARB, &glConfig.maxActiveTextures ); - - if ( glConfig.maxActiveTextures > 1 ) - { - ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" ); - } else - { - qglMultiTexCoord2fARB = NULL; - qglActiveTextureARB = NULL; - qglClientActiveTextureARB = NULL; - ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" ); - } - } - } else - { - ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" ); - } - - // GL_EXT_compiled_vertex_array - if ( Q_stristr( glConfig.extensions_string, "GL_EXT_compiled_vertex_array" ) ) - { - if ( r_ext_compiled_vertex_array->value ) - { - ri.Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" ); - qglLockArraysEXT = ( void ( APIENTRY * )( int, int ) ) dlsym( glw_state.OpenGLLib, "glLockArraysEXT" ); - qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) dlsym( glw_state.OpenGLLib, "glUnlockArraysEXT" ); - if (!qglLockArraysEXT || !qglUnlockArraysEXT) - { - ri.Error (ERR_FATAL, "bad getprocaddress"); - } - } else - { - ri.Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" ); - } - -} - -static void GLW_InitGamma() -{ - glConfig.deviceSupportsGamma = qtrue; -} - -/* -** GLW_LoadOpenGL -** -** GLimp_win.c internal function that that attempts to load and use -** a specific OpenGL DLL. -*/ -static qboolean GLW_LoadOpenGL( const char *name ) -{ - qboolean fullscreen; - - ri.Printf( PRINT_ALL, "...loading %s: ", name ); - - // disable the 3Dfx splash screen and set gamma - // we do this all the time, but it shouldn't hurt anything - // on non-3Dfx stuff - putenv("FX_GLIDE_NO_SPLASH=0"); - - // Mesa VooDoo hacks - putenv("MESA_GLX_FX=fullscreen\n"); - - // load the QGL layer - if ( QGL_Init( name ) ) - { - fullscreen = r_fullscreen->integer; - - // create the window and set up the context - if ( !GLW_StartDriverAndSetMode( name, r_mode->integer, fullscreen ) ) - { - if (r_mode->integer != 3) - { - if ( !GLW_StartDriverAndSetMode( name, 3, fullscreen ) ) - { - goto fail; - } - } else - goto fail; - } - - return qtrue; - } else - { - ri.Printf( PRINT_ALL, "failed\n" ); - } - fail: - - QGL_Shutdown(); - - return qfalse; -} - - -/* -** GLimp_Init -** -** This routine is responsible for initializing the OS specific portions -** of OpenGL. -*/ -void GLimp_Init( void ) -{ - qboolean attemptedlibGL = qfalse; - qboolean attempted3Dfx = qfalse; - qboolean success = qfalse; - char buf[1024]; - cvar_t *lastValidRenderer = ri.Cvar_Get( "r_lastValidRenderer", "(uninitialized)", CVAR_ARCHIVE ); - - r_allowSoftwareGL = ri.Cvar_Get( "r_allowSoftwareGL", "0", CVAR_LATCH ); - - r_previousglDriver = ri.Cvar_Get( "r_previousglDriver", "", CVAR_ROM ); - - InitSig(); - - // Hack here so that if the UI - if ( *r_previousglDriver->string ) - { - // The UI changed it on us, hack it back - // This means the renderer can't be changed on the fly - ri.Cvar_Set( "r_glDriver", r_previousglDriver->string ); - } - - // - // load and initialize the specific OpenGL driver - // - if ( !GLW_LoadOpenGL( r_glDriver->string ) ) - { - if ( !Q_stricmp( r_glDriver->string, OPENGL_DRIVER_NAME ) ) - { - attemptedlibGL = qtrue; - } else if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) - { - attempted3Dfx = qtrue; - } - - #if 0 - // TTimo - // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=455 - // old legacy load code, was confusing people who had a bad OpenGL setup - if ( !attempted3Dfx && !success ) - { - attempted3Dfx = qtrue; - if ( GLW_LoadOpenGL( _3DFX_DRIVER_NAME ) ) - { - ri.Cvar_Set( "r_glDriver", _3DFX_DRIVER_NAME ); - r_glDriver->modified = qfalse; - success = qtrue; - } - } - #endif - - // try ICD before trying 3Dfx standalone driver - if ( !attemptedlibGL && !success ) - { - attemptedlibGL = qtrue; - if ( GLW_LoadOpenGL( OPENGL_DRIVER_NAME ) ) - { - ri.Cvar_Set( "r_glDriver", OPENGL_DRIVER_NAME ); - r_glDriver->modified = qfalse; - success = qtrue; - } - } - - if (!success) - ri.Error( ERR_FATAL, "GLimp_Init() - could not load OpenGL subsystem\n" ); - - } - - // Save it in case the UI stomps it - ri.Cvar_Set( "r_previousglDriver", r_glDriver->string ); - - // This values force the UI to disable driver selection - glConfig.driverType = GLDRV_ICD; - glConfig.hardwareType = GLHW_GENERIC; - - // get our config strings - Q_strncpyz( glConfig.vendor_string, (char *) qglGetString (GL_VENDOR), sizeof( glConfig.vendor_string ) ); - Q_strncpyz( glConfig.renderer_string, (char *) qglGetString (GL_RENDERER), sizeof( glConfig.renderer_string ) ); - if (*glConfig.renderer_string && glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] == '\n') - glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] = 0; - Q_strncpyz( glConfig.version_string, (char *) qglGetString (GL_VERSION), sizeof( glConfig.version_string ) ); - Q_strncpyz( glConfig.extensions_string, (char *) qglGetString (GL_EXTENSIONS), sizeof( glConfig.extensions_string ) ); - - // - // chipset specific configuration - // - strcpy( buf, glConfig.renderer_string ); - strlwr( buf ); - - // - // NOTE: if changing cvars, do it within this block. This allows them - // to be overridden when testing driver fixes, etc. but only sets - // them to their default state when the hardware is first installed/run. - // - if ( Q_stricmp( lastValidRenderer->string, glConfig.renderer_string ) ) - { - glConfig.hardwareType = GLHW_GENERIC; - - ri.Cvar_Set( "r_textureMode", "GL_LINEAR_MIPMAP_NEAREST" ); - - // VOODOO GRAPHICS w/ 2MB - if ( Q_stristr( buf, "voodoo graphics/1 tmu/2 mb" ) ) - { - ri.Cvar_Set( "r_picmip", "2" ); - ri.Cvar_Get( "r_picmip", "1", CVAR_ARCHIVE | CVAR_LATCH ); - } else - { - ri.Cvar_Set( "r_picmip", "1" ); - - if ( Q_stristr( buf, "rage 128" ) || Q_stristr( buf, "rage128" ) ) - { - ri.Cvar_Set( "r_finish", "0" ); - } - // Savage3D and Savage4 should always have trilinear enabled - else if ( Q_stristr( buf, "savage3d" ) || Q_stristr( buf, "s3 savage4" ) ) - { - ri.Cvar_Set( "r_texturemode", "GL_LINEAR_MIPMAP_LINEAR" ); - } - } - } - - // - // this is where hardware specific workarounds that should be - // detected/initialized every startup should go. - // - if ( Q_stristr( buf, "banshee" ) || Q_stristr( buf, "Voodoo_Graphics" ) ) - { - glConfig.hardwareType = GLHW_3DFX_2D3D; - } else if ( Q_stristr( buf, "rage pro" ) || Q_stristr( buf, "RagePro" ) ) - { - glConfig.hardwareType = GLHW_RAGEPRO; - } else if ( Q_stristr( buf, "permedia2" ) ) - { - glConfig.hardwareType = GLHW_PERMEDIA2; - } else if ( Q_stristr( buf, "riva 128" ) ) - { - glConfig.hardwareType = GLHW_RIVA128; - } else if ( Q_stristr( buf, "riva tnt " ) ) - { - } - - ri.Cvar_Set( "r_lastValidRenderer", glConfig.renderer_string ); - - // initialize extensions - GLW_InitExtensions(); - GLW_InitGamma(); - - InitSig(); // not clear why this is at begin & end of function - - return; -} - - -/* -** GLimp_EndFrame -** -** Responsible for doing a swapbuffers and possibly for other stuff -** as yet to be determined. Probably better not to make this a GLimp -** function and instead do a call to GLimp_SwapBuffers. -*/ -void GLimp_EndFrame (void) -{ - // don't flip if drawing to front buffer - if ( stricmp( r_drawBuffer->string, "GL_FRONT" ) != 0 ) - { - SDL_GL_SwapBuffers(); - } - - // check logging - QGL_EnableLogging( (qboolean)r_logFile->integer ); // bk001205 - was ->value -} - -// Figure out something to do with this... -#if 0 //def SMP -/* -=========================================================== - -SMP acceleration - -=========================================================== -*/ - -static pthread_mutex_t smpMutex = PTHREAD_MUTEX_INITIALIZER; - -static pthread_cond_t renderCommandsEvent = PTHREAD_COND_INITIALIZER; -static pthread_cond_t renderCompletedEvent = PTHREAD_COND_INITIALIZER; - -static void (*glimpRenderThread)( void ); - -static void *GLimp_RenderThreadWrapper( void *arg ) -{ - Com_Printf( "Render thread starting\n" ); - - glimpRenderThread(); - - qglXMakeCurrent( dpy, None, NULL ); - - Com_Printf( "Render thread terminating\n" ); - - return arg; -} - -qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) -{ - pthread_t renderThread; - int ret; - - pthread_mutex_init( &smpMutex, NULL ); - - pthread_cond_init( &renderCommandsEvent, NULL ); - pthread_cond_init( &renderCompletedEvent, NULL ); - - glimpRenderThread = function; - - ret = pthread_create( &renderThread, - NULL, // attributes - GLimp_RenderThreadWrapper, - NULL ); // argument - if ( ret ) { - ri.Printf( PRINT_ALL, "pthread_create returned %d: %s", ret, strerror( ret ) ); - return qfalse; - } else { - ret = pthread_detach( renderThread ); - if ( ret ) { - ri.Printf( PRINT_ALL, "pthread_detach returned %d: %s", ret, strerror( ret ) ); - } - } - - return qtrue; -} - -static volatile void *smpData = NULL; -static volatile qboolean smpDataReady; - -void *GLimp_RendererSleep( void ) -{ - void *data; - - qglXMakeCurrent( dpy, None, NULL ); - - pthread_mutex_lock( &smpMutex ); - { - smpData = NULL; - smpDataReady = qfalse; - - // after this, the front end can exit GLimp_FrontEndSleep - pthread_cond_signal( &renderCompletedEvent ); - - while ( !smpDataReady ) { - pthread_cond_wait( &renderCommandsEvent, &smpMutex ); - } - - data = (void *)smpData; - } - pthread_mutex_unlock( &smpMutex ); - - qglXMakeCurrent( dpy, win, ctx ); - - return data; -} - -void GLimp_FrontEndSleep( void ) -{ - pthread_mutex_lock( &smpMutex ); - { - while ( smpData ) { - pthread_cond_wait( &renderCompletedEvent, &smpMutex ); - } - } - pthread_mutex_unlock( &smpMutex ); - - qglXMakeCurrent( dpy, win, ctx ); -} - -void GLimp_WakeRenderer( void *data ) -{ - qglXMakeCurrent( dpy, None, NULL ); - - pthread_mutex_lock( &smpMutex ); - { - assert( smpData == NULL ); - smpData = data; - smpDataReady = qtrue; - - // after this, the renderer can continue through GLimp_RendererSleep - pthread_cond_signal( &renderCommandsEvent ); - } - pthread_mutex_unlock( &smpMutex ); -} - -#else - -void GLimp_RenderThreadWrapper( void *stub ) {} -qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) { - ri.Printf( PRINT_WARNING, "ERROR: SMP support was disabled at compile time\n"); - return qfalse; -} -void *GLimp_RendererSleep( void ) { - return NULL; -} -void GLimp_FrontEndSleep( void ) {} -void GLimp_WakeRenderer( void *data ) {} - -#endif - -/*****************************************************************************/ -/* MOUSE */ -/*****************************************************************************/ - -void IN_Init(void) { - Com_Printf ("\n------- Input Initialization -------\n"); - // mouse variables - in_mouse = Cvar_Get ("in_mouse", "1", CVAR_ARCHIVE); - - // turn on-off sub-frame timing of X events - in_subframe = Cvar_Get ("in_subframe", "1", CVAR_ARCHIVE); - - // developer feature, allows to break without loosing mouse pointer - in_nograb = Cvar_Get ("in_nograb", "0", 0); - - // bk001130 - from cvs.17 (mkv), joystick variables - in_joystick = Cvar_Get ("in_joystick", "0", CVAR_ARCHIVE|CVAR_LATCH); - // bk001130 - changed this to match win32 - in_joystickDebug = Cvar_Get ("in_debugjoystick", "0", CVAR_TEMP); - joy_threshold = Cvar_Get ("joy_threshold", "0.15", CVAR_ARCHIVE); // FIXME: in_joythreshold - - if (in_mouse->value) - mouse_avail = qtrue; - else - mouse_avail = qfalse; - - IN_StartupJoystick( ); // bk001130 - from cvs1.17 (mkv) - Com_Printf ("------------------------------------\n"); -} - -void IN_Shutdown(void) -{ - mouse_avail = qfalse; -} - -void IN_Frame (void) { - - // bk001130 - from cvs 1.17 (mkv) - IN_JoyMove(); // FIXME: disable if on desktop? - - if ( cls.keyCatchers & KEYCATCH_CONSOLE ) - { - // temporarily deactivate if not in the game and - // running on the desktop - // voodoo always counts as full screen - if (Cvar_VariableValue ("r_fullscreen") == 0 - && strcmp( Cvar_VariableString("r_glDriver"), _3DFX_DRIVER_NAME ) ) - { - IN_DeactivateMouse (); - return; - } - } - - IN_ActivateMouse(); -} - -void IN_Activate(void) -{ -} - -// bk001130 - cvs1.17 joystick code (mkv) was here, no linux_joystick.c - -void Sys_SendKeyEvents (void) { - // XEvent event; // bk001204 - unused - - if (!screen) - return; - HandleEvents(); -} - - -// (moved this back in here from linux_joystick.c, so it's all in one place... -// --ryan. - -/* We translate axes movement into keypresses. */ -static int joy_keys[16] = { - K_LEFTARROW, K_RIGHTARROW, - K_UPARROW, K_DOWNARROW, - K_JOY16, K_JOY17, - K_JOY18, K_JOY19, - K_JOY20, K_JOY21, - K_JOY22, K_JOY23, - - K_JOY24, K_JOY25, - K_JOY26, K_JOY27 -}; - - -// bk001130 - from linux_glimp.c -extern cvar_t * in_joystick; -extern cvar_t * in_joystickDebug; -extern cvar_t * joy_threshold; - -#define ARRAYLEN(x) (sizeof (x) / sizeof (x[0])) -struct -{ - qboolean buttons[16]; // !!! FIXME: these might be too many. - unsigned int oldaxes; -} stick_state; - - -/**********************************************/ -/* Joystick routines. */ -/**********************************************/ -// bk001130 - from cvs1.17 (mkv), removed from linux_glimp.c -void IN_StartupJoystick( void ) -{ - int i = 0; - int total = 0; - - if (stick != NULL) - SDL_JoystickClose(stick); - - stick = NULL; - memset(&stick_state, '\0', sizeof (stick_state)); - - if( !in_joystick->integer ) { - Com_Printf( "Joystick is not active.\n" ); - return; - } - - if (!SDL_WasInit(SDL_INIT_JOYSTICK)) - { - Com_Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_JOYSTICK)...\n"); - if (SDL_Init(SDL_INIT_JOYSTICK) == -1) - { - Com_Printf("SDL_Init(SDL_INIT_JOYSTICK) failed: %s\n", SDL_GetError()); - return; - } - Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_JOYSTICK) passed.\n"); - } - - total = SDL_NumJoysticks(); - Com_Printf("I see %d possible joysticks\n", total); - for (i = 0; i < total; i++) - Com_Printf("[%d] %s\n", i, SDL_JoystickName(i)); - - // !!! FIXME: someone should add a way to select a specific stick. - for( i = 0; i < total; i++ ) { - stick = SDL_JoystickOpen(i); - if (stick == NULL) - continue; - - Com_Printf( "Joystick %d opened\n", i ); - Com_Printf( "Name: %s\n", SDL_JoystickName(i) ); - Com_Printf( "Axes: %d\n", SDL_JoystickNumAxes(stick) ); - Com_Printf( "Hats: %d\n", SDL_JoystickNumHats(stick) ); - Com_Printf( "Buttons: %d\n", SDL_JoystickNumButtons(stick) ); - Com_Printf( "Balls: %d\n", SDL_JoystickNumBalls(stick) ); - - SDL_JoystickEventState(SDL_QUERY); - - /* Our work here is done. */ - return; - } - - /* No soup for you. */ - if( stick == NULL ) { - Com_Printf( "No joystick opened.\n" ); - return; - } -} - -void IN_JoyMove( void ) -{ - qboolean joy_pressed[ARRAYLEN(joy_keys)]; - unsigned int axes = 0; - int total = 0; - int i = 0; - - if (!stick) - return; - - SDL_JoystickUpdate(); - - memset(joy_pressed, '\0', sizeof (joy_pressed)); - - // update the ball state. - total = SDL_JoystickNumBalls(stick); - if (total > 0) - { - int balldx = 0; - int balldy = 0; - for (i = 0; i < total; i++) - { - int dx = 0; - int dy = 0; - SDL_JoystickGetBall(stick, i, &dx, &dy); - balldx += dx; - balldy += dy; - } - if (balldx || balldy) - { - // !!! FIXME: is this good for stick balls, or just mice? - // Scale like the mouse input... - if (abs(balldx) > 1) - balldx *= 2; - if (abs(balldy) > 1) - balldy *= 2; - Sys_QueEvent( 0, SE_MOUSE, balldx, balldy, 0, NULL ); - } - } - - // now query the stick buttons... - total = SDL_JoystickNumButtons(stick); - if (total > 0) - { - if (total > ARRAYLEN(stick_state.buttons)) - total = ARRAYLEN(stick_state.buttons); - for (i = 0; i < total; i++) - { - qboolean pressed = (SDL_JoystickGetButton(stick, i) != 0); - if (pressed != stick_state.buttons[i]) - { - Sys_QueEvent( 0, SE_KEY, K_JOY1 + i, pressed, 0, NULL ); - stick_state.buttons[i] = pressed; - } - } - } - - // !!! FIXME: look at the hats... - - // finally, look at the axes... - total = SDL_JoystickNumAxes(stick); - if (total > 0) - { - if (total > 16) total = 16; - for (i = 0; i < total; i++) - { - Sint16 axis = SDL_JoystickGetAxis(stick, i); - float f = ( (float) axis ) / 32767.0f; - if( f < -joy_threshold->value ) { - axes |= ( 1 << ( i * 2 ) ); - } else if( f > joy_threshold->value ) { - axes |= ( 1 << ( ( i * 2 ) + 1 ) ); - } - } - } - - /* Time to update axes state based on old vs. new. */ - if (axes != stick_state.oldaxes) - { - for( i = 0; i < 16; i++ ) { - if( ( axes & ( 1 << i ) ) && !( stick_state.oldaxes & ( 1 << i ) ) ) { - Sys_QueEvent( 0, SE_KEY, joy_keys[i], qtrue, 0, NULL ); - } - - if( !( axes & ( 1 << i ) ) && ( stick_state.oldaxes & ( 1 << i ) ) ) { - Sys_QueEvent( 0, SE_KEY, joy_keys[i], qfalse, 0, NULL ); - } - } - } - - /* Save for future generations. */ - stick_state.oldaxes = axes; -} - -#endif // USE_SDL - -// end of linux_glimp_sdl.c ... - - diff --git a/code/unix/linux_snd_sdl.c b/code/unix/linux_snd_sdl.c deleted file mode 100644 index 66e32bc..0000000 --- a/code/unix/linux_snd_sdl.c +++ /dev/null @@ -1,245 +0,0 @@ -#if USE_SDL - -/* - * SDL implementation for Quake 3: Arena's GPL source release. - * - * This is a replacement of the Linux/OpenSoundSystem code with - * an SDL backend, since it allows us to trivially point just about any - * existing 2D audio backend known to man on any platform at the code, - * plus it benefits from all of SDL's tapdancing to support buggy drivers, - * etc, and gets us free ALSA support, too. - * - * This is the best idea for a direct modernization of the Linux sound code - * in Quake 3. However, it would be nice to replace this with true 3D - * positional audio, compliments of OpenAL... - * - * Written by Ryan C. Gordon (icculus@icculus.org). Please refer to - * http://icculus.org/quake3/ for the latest version of this code. - * - * Patches and comments are welcome at the above address. - * - * I cut-and-pasted this from linux_snd.c, and moved it to SDL line-by-line. - * There is probably some cruft that could be removed here. - * - * You should define USE_SDL=1 and then add this to the makefile. - * USE_SDL will disable the Open Sound System target. - * - * !!! FIXME: linux_snd_sdl.c isn't really "linux" specific. - */ - -/* -Original copyright on Q3A sources: -=========================================================================== -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 -#include - -#include "SDL.h" - -#include "../game/q_shared.h" -#include "../client/snd_local.h" - -int snd_inited=0; - -cvar_t *sndbits; -cvar_t *sndspeed; -cvar_t *sndchannels; -cvar_t *snddevice; - -static qboolean use_custom_memset = qfalse; -// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=371 -void Snd_Memset (void* dest, const int val, const size_t count) -{ - int *pDest; - int i, iterate; - - if (!use_custom_memset) - { - Com_Memset(dest,val,count); - return; - } - iterate = count / sizeof(int); - pDest = (int*)dest; - for(i=0; i= dmasize) - dmapos = pos = 0; - - if (!snd_inited) /* shouldn't happen, but just in case... */ - { - memset(stream, '\0', len); - return; - } - else - { - int tobufend = dmasize - pos; /* bytes to buffer's end. */ - int len1 = len; - int len2 = 0; - - if (len1 > tobufend) - { - len1 = tobufend; - len2 = len - len1; - } - memcpy(stream, dma.buffer + pos, len1); - if (len2 <= 0) - dmapos += (len1 / (dma.samplebits/8)); - else /* wraparound? */ - { - memcpy(stream+len1, dma.buffer, len2); - dmapos = (len2 / (dma.samplebits/8)); - } - } - - if (dmapos >= dmasize) - dmapos = 0; -} - -qboolean SNDDMA_Init(void) -{ - char drivername[128]; - SDL_AudioSpec desired; - SDL_AudioSpec obtained; - int tmp; - - if (snd_inited) - return 1; - - if (!snddevice) { - sndbits = Cvar_Get("sndbits", "16", CVAR_ARCHIVE); - sndspeed = Cvar_Get("sndspeed", "22050", CVAR_ARCHIVE); - sndchannels = Cvar_Get("sndchannels", "2", CVAR_ARCHIVE); - snddevice = Cvar_Get("snddevice", "/dev/dsp", CVAR_ARCHIVE); - } - - if (!SDL_WasInit(SDL_INIT_AUDIO)) - { - Com_Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_AUDIO)...\n"); - if (SDL_Init(SDL_INIT_AUDIO) == -1) - { - Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_AUDIO) failed: %s\n", SDL_GetError()); - return qfalse; - } - Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_AUDIO) passed.\n"); - } - - if (SDL_AudioDriverName(drivername, sizeof (drivername)) == NULL) - strcpy(drivername, "(UNKNOWN)"); - Com_Printf("SDL audio driver is \"%s\"\n", drivername); - - memset(&desired, '\0', sizeof (desired)); - memset(&obtained, '\0', sizeof (obtained)); - - tmp = ((int) sndbits->value); - if ((tmp != 16) && (tmp != 8)) - tmp = 16; - - desired.freq = (int) sndspeed->value; - desired.format = ((tmp == 16) ? AUDIO_S16SYS : AUDIO_U8); - - // I dunno if this is the best idea, but I'll give it a try... - // should probably check a cvar for this... - if (desired.freq <= 11025) - desired.samples = 512; - else if (desired.freq <= 22050) - desired.samples = 1024; - else if (desired.freq <= 44100) - desired.samples = 2048; - else - desired.samples = 4096; // (*shrug*) - - desired.channels = (int) sndchannels->value; - desired.callback = sdl_audio_callback; - - if (SDL_OpenAudio(&desired, &obtained) == -1) - { - Com_Printf("SDL_OpenAudio() failed: %s\n", SDL_GetError()); - SDL_QuitSubSystem(SDL_INIT_AUDIO); - return qfalse; - } // if - - dmapos = 0; - dma.samplebits = obtained.format & 0xFF; // first byte of format is bits. - dma.channels = obtained.channels; - dma.samples = 32768; //obtained.samples * obtained.channels; - dma.submission_chunk = 1; - dma.speed = obtained.freq; - dmasize = (dma.samples * (dma.samplebits/8)); - dma.buffer = calloc(1, dmasize); - - Com_Printf("Starting SDL audio callback...\n"); - SDL_PauseAudio(0); // start callback. - - Com_Printf("SDL audio initialized.\n"); - snd_inited = 1; - return qtrue; -} - -int SNDDMA_GetDMAPos(void) -{ - return dmapos; -} - -void SNDDMA_Shutdown(void) -{ - Com_Printf("Closing SDL audio device...\n"); - SDL_PauseAudio(1); - SDL_CloseAudio(); - SDL_QuitSubSystem(SDL_INIT_AUDIO); - free(dma.buffer); - dma.buffer = NULL; - dmapos = dmasize = 0; - snd_inited = 0; - Com_Printf("SDL audio device shut down.\n"); -} - -/* -============== -SNDDMA_Submit - -Send sound to device if buffer isn't really the dma buffer -=============== -*/ -void SNDDMA_Submit(void) -{ - SDL_UnlockAudio(); -} - -void SNDDMA_BeginPainting (void) -{ - SDL_LockAudio(); -} - -#endif // USE_SDL - -// end of linux_snd_sdl.c ... - diff --git a/code/unix/sdl_glimp.c b/code/unix/sdl_glimp.c new file mode 100644 index 0000000..5c1c9a3 --- /dev/null +++ b/code/unix/sdl_glimp.c @@ -0,0 +1,1447 @@ + +#if USE_SDL + +/* + * SDL implementation for Quake 3: Arena's GPL source release. + * + * I wrote such a beast originally for Loki's port of Heavy Metal: FAKK2, + * and then wrote it again for the Linux client of Medal of Honor: Allied + * Assault. Third times a charm, so I'm rewriting this once more for the + * GPL release of Quake 3. + * + * Written by Ryan C. Gordon (icculus@icculus.org). Please refer to + * http://icculus.org/quake3/ for the latest version of this code. + * + * Patches and comments are welcome at the above address. + * + * I cut-and-pasted this from linux_glimp.c, and moved it to SDL line-by-line. + * There is probably some cruft that could be removed here. + * + * You should define USE_SDL=1 and then add this to the makefile. + * USE_SDL will disable the X11 target. + * + * !!! FIXME: linux_glimp_sdl.c isn't really "linux" specific. + */ + +/* +Original copyright on Q3A sources: +=========================================================================== +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 +=========================================================================== +*/ +/* +** GLW_IMP.C +** +** This file contains ALL Linux specific stuff having to do with the +** OpenGL refresh. When a port is being made the following functions +** must be implemented by the port: +** +** GLimp_EndFrame +** GLimp_Init +** GLimp_Shutdown +** GLimp_SwitchFullscreen +** GLimp_SetGamma +** +*/ + +#include "SDL.h" + +#include +#include +#include +#include + +#include "../renderer/tr_local.h" +#include "../client/client.h" +#include "linux_local.h" // bk001130 + +#include "unix_glw.h" + +#define WINDOW_CLASS_NAME "Quake III: Arena" +#define WINDOW_CLASS_NAME_BRIEF "quake3" + +//#define KBD_DBG + +typedef enum +{ + RSERR_OK, + + RSERR_INVALID_FULLSCREEN, + RSERR_INVALID_MODE, + + RSERR_UNKNOWN +} rserr_t; + +glwstate_t glw_state; + +static SDL_Surface *screen = NULL; +static SDL_Joystick *stick = NULL; + +static qboolean mouse_avail = qfalse; +static qboolean mouse_active = qfalse; +static qboolean sdlrepeatenabled = qfalse; + +static cvar_t *in_mouse; +cvar_t *in_subframe; +cvar_t *in_nograb; // this is strictly for developers + +// bk001130 - from cvs1.17 (mkv), but not static +cvar_t *in_joystick = NULL; +cvar_t *in_joystickDebug = NULL; +cvar_t *joy_threshold = NULL; + +cvar_t *r_allowSoftwareGL; // don't abort out if the pixelformat claims software +cvar_t *r_previousglDriver; + +/* +* Find the first occurrence of find in s. +*/ +// bk001130 - from cvs1.17 (mkv), const +// bk001130 - made first argument const +static const char *Q_stristr( const char *s, const char *find) +{ + register char c, sc; + register size_t len; + + if ((c = *find++) != 0) + { + if (c >= 'a' && c <= 'z') + { + c -= ('a' - 'A'); + } + len = strlen(find); + do + { + do + { + if ((sc = *s++) == 0) + return NULL; + if (sc >= 'a' && sc <= 'z') + { + sc -= ('a' - 'A'); + } + } while (sc != c); + } while (Q_stricmpn(s, find, len) != 0); + s--; + } + return s; +} + +static const char *XLateKey(SDL_keysym *keysym, int *key) +{ + static char buf[2] = { '\0', '\0' }; + *key = 0; + + *buf = '\0'; + + // these happen to match the ASCII chars. + if ((keysym->sym >= ' ') && (keysym->sym <= '~')) + { + *key = (int) keysym->sym; + } + else + switch (keysym->sym) + { + case SDLK_PAGEUP: *key = K_PGUP; break; + case SDLK_KP9: *key = K_KP_PGUP; break; + case SDLK_PAGEDOWN: *key = K_PGDN; break; + case SDLK_KP3: *key = K_KP_PGDN; break; + case SDLK_KP7: *key = K_KP_HOME; break; + case SDLK_HOME: *key = K_HOME; break; + case SDLK_KP1: *key = K_KP_END; break; + case SDLK_END: *key = K_END; break; + case SDLK_KP4: *key = K_KP_LEFTARROW; break; + case SDLK_LEFT: *key = K_LEFTARROW; break; + case SDLK_KP6: *key = K_KP_RIGHTARROW; break; + case SDLK_RIGHT: *key = K_RIGHTARROW; break; + case SDLK_KP2: *key = K_KP_DOWNARROW; break; + case SDLK_DOWN: *key = K_DOWNARROW; break; + case SDLK_KP8: *key = K_KP_UPARROW; break; + case SDLK_UP: *key = K_UPARROW; break; + case SDLK_ESCAPE: *key = K_ESCAPE; break; + case SDLK_KP_ENTER: *key = K_KP_ENTER; break; + case SDLK_RETURN: *key = K_ENTER; break; + case SDLK_TAB: *key = K_TAB; break; + case SDLK_F1: *key = K_F1; break; + case SDLK_F2: *key = K_F2; break; + case SDLK_F3: *key = K_F3; break; + case SDLK_F4: *key = K_F4; break; + case SDLK_F5: *key = K_F5; break; + case SDLK_F6: *key = K_F6; break; + case SDLK_F7: *key = K_F7; break; + case SDLK_F8: *key = K_F8; break; + case SDLK_F9: *key = K_F9; break; + case SDLK_F10: *key = K_F10; break; + case SDLK_F11: *key = K_F11; break; + case SDLK_F12: *key = K_F12; break; + + // bk001206 - from Ryan's Fakk2 + case SDLK_BACKSPACE: *key = K_BACKSPACE; break; // ctrl-h + case SDLK_KP_PERIOD: *key = K_KP_DEL; break; + case SDLK_DELETE: *key = K_DEL; break; + case SDLK_PAUSE: *key = K_PAUSE; break; + + case SDLK_LSHIFT: + case SDLK_RSHIFT: *key = K_SHIFT; break; + + case SDLK_LCTRL: + case SDLK_RCTRL: *key = K_CTRL; break; + + case SDLK_RMETA: + case SDLK_LMETA: + case SDLK_RALT: + case SDLK_LALT: *key = K_ALT; break; + + case SDLK_KP5: *key = K_KP_5; break; + case SDLK_INSERT: *key = K_INS; break; + case SDLK_KP0: *key = K_KP_INS; break; + case SDLK_KP_MULTIPLY: *key = '*'; break; + case SDLK_KP_PLUS: *key = K_KP_PLUS; break; + case SDLK_KP_MINUS: *key = K_KP_MINUS; break; + case SDLK_KP_DIVIDE: *key = K_KP_SLASH; break; + default: break; + } + + if (keysym->unicode <= 255 && keysym->unicode >= 20) // maps to ASCII? + { + char ch = (char) keysym->unicode; + if (ch == '~') + *key = '~'; // console HACK + else if (ch >= 'A' && ch <= 'Z') + ch = ch - 'A' + 'a'; + + buf[0] = ch; + } + else if(keysym->unicode == 8) // ctrl-h + buf[0] = 8; + + return buf; +} + +static void install_grabs(void) +{ + SDL_ShowCursor(0); + SDL_WM_GrabInput(SDL_GRAB_ON); +} + +static void uninstall_grabs(void) +{ + SDL_ShowCursor(1); + SDL_WM_GrabInput(SDL_GRAB_OFF); +} + +static void printkey(const SDL_Event* event) +{ +#ifdef KBD_DBG + printf("key name: %s", SDL_GetKeyName(event->key.keysym.sym)); + if(event->key.keysym.unicode) + { + printf(" unicode: %hx", event->key.keysym.unicode); + if (event->key.keysym.unicode >= '0' + && event->key.keysym.unicode <= '~') // printable? + printf(" (%c)", (unsigned char)(event->key.keysym.unicode)); + } + puts(""); +#endif +} + +static void HandleEvents(void) +{ + const int t = 0; // always just use the current time. + SDL_Event e; + const char *p = NULL; + int key = 0; + int b = 0; + + if (screen == NULL) + return; // no SDL context. + + if (cls.keyCatchers == 0) + { + if (sdlrepeatenabled) + { + SDL_EnableKeyRepeat(0, 0); + sdlrepeatenabled = qfalse; + } + } + else + { + if (!sdlrepeatenabled) + { + SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL); + sdlrepeatenabled = qtrue; + } + } + + while (SDL_PollEvent(&e)) + { + switch (e.type) + { + case SDL_KEYDOWN: + printkey(&e); + p = XLateKey(&e.key.keysym, &key); + if (key) + { + Sys_QueEvent( t, SE_KEY, key, qtrue, 0, NULL ); + } + if (p) + { + while (*p) + { + Sys_QueEvent( t, SE_CHAR, *p++, 0, 0, NULL ); + } + } + break; + + case SDL_KEYUP: + XLateKey(&e.key.keysym, &key); + Sys_QueEvent( t, SE_KEY, key, qfalse, 0, NULL ); + break; + + case SDL_MOUSEMOTION: + if (mouse_active) + { + if (abs(e.motion.xrel) > 1) + e.motion.xrel *= 2; + if (abs(e.motion.yrel) > 1) + e.motion.yrel *= 2; + Sys_QueEvent( t, SE_MOUSE, e.motion.xrel, e.motion.yrel, 0, NULL ); + } + break; + + case SDL_MOUSEBUTTONDOWN: + if (e.button.button == 4) + { + Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qtrue, 0, NULL ); + } else if (e.button.button == 5) + { + Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL ); + } else + { + // NOTE TTimo there seems to be a weird mapping for K_MOUSE1 K_MOUSE2 K_MOUSE3 .. + b=-1; + if (e.button.button == 1) + { + b = 0; // K_MOUSE1 + } else if (e.button.button == 2) + { + b = 2; // K_MOUSE3 + } else if (e.button.button == 3) + { + b = 1; // K_MOUSE2 + } else if (e.button.button == 6) + { + b = 3; // K_MOUSE4 + } else if (e.button.button == 7) + { + b = 4; // K_MOUSE5 + }; + + Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qtrue, 0, NULL ); + } + break; + + case SDL_MOUSEBUTTONUP: + if (e.button.button == 4) + { + Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qfalse, 0, NULL ); + } else if (e.button.button == 5) + { + Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL ); + } else + { + b=-1; + if (e.button.button == 1) + { + b = 0; + } else if (e.button.button == 2) + { + b = 2; + } else if (e.button.button == 3) + { + b = 1; + } else if (e.button.button == 6) + { + b = 3; // K_MOUSE4 + } else if (e.button.button == 7) + { + b = 4; // K_MOUSE5 + }; + Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qfalse, 0, NULL ); + } + break; + case SDL_QUIT: + Sys_Quit(); + break; + } + } +} + +// NOTE TTimo for the tty console input, we didn't rely on those .. +// it's not very surprising actually cause they are not used otherwise +void KBD_Init(void) +{ +} + +void KBD_Close(void) +{ +} + +void IN_ActivateMouse( void ) +{ + if (!mouse_avail || !screen) + return; + + if (!mouse_active) + { + if (!in_nograb->value) + install_grabs(); + mouse_active = qtrue; + } +} + +void IN_DeactivateMouse( void ) +{ + if (!mouse_avail || !screen) + return; + + if (mouse_active) + { + if (!in_nograb->value) + uninstall_grabs(); + mouse_active = qfalse; + } +} +/*****************************************************************************/ + +/* +** GLimp_SetGamma +** +** This routine should only be called if glConfig.deviceSupportsGamma is TRUE +*/ +void GLimp_SetGamma( unsigned char red[256], unsigned char green[256], unsigned char blue[256] ) +{ + // NOTE TTimo we get the gamma value from cvar, because we can't work with the s_gammatable + // the API wasn't changed to avoid breaking other OSes + float g = Cvar_Get("r_gamma", "1.0", 0)->value; + SDL_SetGamma(g, g, g); +} + +/* +** GLimp_Shutdown +** +** This routine does all OS specific shutdown procedures for the OpenGL +** subsystem. Under OpenGL this means NULLing out the current DC and +** HGLRC, deleting the rendering context, and releasing the DC acquired +** for the window. The state structure is also nulled out. +** +*/ +void GLimp_Shutdown( void ) +{ + IN_DeactivateMouse(); + + if (stick) + { + SDL_JoystickClose(stick); + stick = NULL; + } + + SDL_Quit(); + screen = NULL; + + memset( &glConfig, 0, sizeof( glConfig ) ); + memset( &glState, 0, sizeof( glState ) ); + + QGL_Shutdown(); +} + +/* +** GLimp_LogComment +*/ +void GLimp_LogComment( char *comment ) +{ + if ( glw_state.log_fp ) + { + fprintf( glw_state.log_fp, "%s", comment ); + } +} + +/* +** GLW_StartDriverAndSetMode +*/ +// bk001204 - prototype needed +static int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ); +static qboolean GLW_StartDriverAndSetMode( const char *drivername, + int mode, + qboolean fullscreen ) +{ + rserr_t err; + + if (!SDL_WasInit(SDL_INIT_VIDEO)) + { + ri.Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_VIDEO)...\n"); + if (SDL_Init(SDL_INIT_VIDEO) == -1) + { + ri.Printf( PRINT_ALL, "SDL_Init(SDL_INIT_VIDEO) failed: %s\n", SDL_GetError()); + return qfalse; + } + ri.Printf( PRINT_ALL, "SDL_Init(SDL_INIT_VIDEO) passed.\n"); + } + + // don't ever bother going into fullscreen with a voodoo card +#if 1 // JDC: I reenabled this + if ( Q_stristr( drivername, "Voodoo" ) ) + { + ri.Cvar_Set( "r_fullscreen", "0" ); + r_fullscreen->modified = qfalse; + fullscreen = qfalse; + } +#endif + + if (fullscreen && in_nograb->value) + { + ri.Printf( PRINT_ALL, "Fullscreen not allowed with in_nograb 1\n"); + ri.Cvar_Set( "r_fullscreen", "0" ); + r_fullscreen->modified = qfalse; + fullscreen = qfalse; + } + + err = GLW_SetMode( drivername, mode, fullscreen ); + + switch ( err ) + { + case RSERR_INVALID_FULLSCREEN: + ri.Printf( PRINT_ALL, "...WARNING: fullscreen unavailable in this mode\n" ); + return qfalse; + case RSERR_INVALID_MODE: + ri.Printf( PRINT_ALL, "...WARNING: could not set the given mode (%d)\n", mode ); + return qfalse; + default: + break; + } + return qtrue; +} + +/* +** GLW_SetMode +*/ +static int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ) +{ + const char* glstring; // bk001130 - from cvs1.17 (mkv) + int sdlcolorbits = 4; + int colorbits, depthbits, stencilbits; + int tcolorbits, tdepthbits, tstencilbits; + int i = 0; + SDL_Surface *vidscreen = NULL; + + ri.Printf( PRINT_ALL, "Initializing OpenGL display\n"); + + ri.Printf (PRINT_ALL, "...setting mode %d:", mode ); + + if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) ) + { + ri.Printf( PRINT_ALL, " invalid mode\n" ); + return RSERR_INVALID_MODE; + } + ri.Printf( PRINT_ALL, " %d %d\n", glConfig.vidWidth, glConfig.vidHeight); + + Uint32 flags = SDL_OPENGL; + if (fullscreen) + flags |= SDL_FULLSCREEN; + + if (!r_colorbits->value) + colorbits = 24; + else + colorbits = r_colorbits->value; + + if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) + colorbits = 16; + + if (!r_depthbits->value) + depthbits = 24; + else + depthbits = r_depthbits->value; + stencilbits = r_stencilbits->value; + + for (i = 0; i < 16; i++) + { + // 0 - default + // 1 - minus colorbits + // 2 - minus depthbits + // 3 - minus stencil + if ((i % 4) == 0 && i) + { + // one pass, reduce + switch (i / 4) + { + case 2 : + if (colorbits == 24) + colorbits = 16; + break; + case 1 : + if (depthbits == 24) + depthbits = 16; + else if (depthbits == 16) + depthbits = 8; + case 3 : + if (stencilbits == 24) + stencilbits = 16; + else if (stencilbits == 16) + stencilbits = 8; + } + } + + tcolorbits = colorbits; + tdepthbits = depthbits; + tstencilbits = stencilbits; + + if ((i % 4) == 3) + { // reduce colorbits + if (tcolorbits == 24) + tcolorbits = 16; + } + + if ((i % 4) == 2) + { // reduce depthbits + if (tdepthbits == 24) + tdepthbits = 16; + else if (tdepthbits == 16) + tdepthbits = 8; + } + + if ((i % 4) == 1) + { // reduce stencilbits + if (tstencilbits == 24) + tstencilbits = 16; + else if (tstencilbits == 16) + tstencilbits = 8; + else + tstencilbits = 0; + } + + if (tcolorbits == 24) + sdlcolorbits = 8; + + + /* Cameron Eure - Please don't set attributes unless we have a working visual. */ + if (vidscreen != NULL){ + SDL_GL_SetAttribute( SDL_GL_RED_SIZE, sdlcolorbits ); + SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, sdlcolorbits ); + SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, sdlcolorbits ); + SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, tdepthbits ); + SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, tstencilbits ); + SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); + + SDL_WM_SetCaption(WINDOW_CLASS_NAME, WINDOW_CLASS_NAME_BRIEF); + SDL_ShowCursor(0); + SDL_EnableUNICODE(1); + SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL); + sdlrepeatenabled = qtrue; +} + + if (!(vidscreen = SDL_SetVideoMode(glConfig.vidWidth, glConfig.vidHeight, colorbits, flags))) + { + fprintf(stderr, "SDL_SetVideoMode failed: %s\n", SDL_GetError()); + continue; + } + + ri.Printf( PRINT_ALL, "Using %d/%d/%d Color bits, %d depth, %d stencil display.\n", + sdlcolorbits, sdlcolorbits, sdlcolorbits, + tdepthbits, tstencilbits); + + glConfig.colorBits = tcolorbits; + glConfig.depthBits = tdepthbits; + glConfig.stencilBits = tstencilbits; + break; + } + + if (!vidscreen) + { + ri.Printf( PRINT_ALL, "Couldn't get a visual\n" ); + return RSERR_INVALID_MODE; + } + + screen = vidscreen; + + // bk001130 - from cvs1.17 (mkv) + glstring = (char *) qglGetString (GL_RENDERER); + ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glstring ); + + // bk010122 - new software token (Indirect) + if ( !Q_stricmp( glstring, "Mesa X11") + || !Q_stricmp( glstring, "Mesa GLX Indirect") ) + { + if ( !r_allowSoftwareGL->integer ) + { + ri.Printf( PRINT_ALL, "\n\n***********************************************************\n" ); + ri.Printf( PRINT_ALL, " You are using software Mesa (no hardware acceleration)! \n" ); + ri.Printf( PRINT_ALL, " Driver DLL used: %s\n", drivername ); + ri.Printf( PRINT_ALL, " If this is intentional, add\n" ); + ri.Printf( PRINT_ALL, " \"+set r_allowSoftwareGL 1\"\n" ); + ri.Printf( PRINT_ALL, " to the command line when starting the game.\n" ); + ri.Printf( PRINT_ALL, "***********************************************************\n"); + GLimp_Shutdown( ); + return RSERR_INVALID_MODE; + } else + { + ri.Printf( PRINT_ALL, "...using software Mesa (r_allowSoftwareGL==1).\n" ); + } + } + + return RSERR_OK; +} + +/* +** GLW_InitExtensions +*/ +static void GLW_InitExtensions( void ) +{ + if ( !r_allowExtensions->integer ) + { + ri.Printf( PRINT_ALL, "*** IGNORING OPENGL EXTENSIONS ***\n" ); + return; + } + + ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" ); + + // GL_S3_s3tc + if ( Q_stristr( glConfig.extensions_string, "GL_S3_s3tc" ) ) + { + if ( r_ext_compressed_textures->value ) + { + glConfig.textureCompression = TC_S3TC; + ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" ); + } else + { + glConfig.textureCompression = TC_NONE; + ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" ); + } + } else + { + glConfig.textureCompression = TC_NONE; + ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" ); + } + + // GL_EXT_texture_env_add + glConfig.textureEnvAddAvailable = qfalse; + if ( Q_stristr( glConfig.extensions_string, "EXT_texture_env_add" ) ) + { + if ( r_ext_texture_env_add->integer ) + { + glConfig.textureEnvAddAvailable = qtrue; + ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" ); + } else + { + glConfig.textureEnvAddAvailable = qfalse; + ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" ); + } + } else + { + ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" ); + } + + // GL_ARB_multitexture + qglMultiTexCoord2fARB = NULL; + qglActiveTextureARB = NULL; + qglClientActiveTextureARB = NULL; + if ( Q_stristr( glConfig.extensions_string, "GL_ARB_multitexture" ) ) + { + // !!! FIXME: Use SDL_GL_GetProcAddress instead? + if ( r_ext_multitexture->value ) + { + qglMultiTexCoord2fARB = ( PFNGLMULTITEXCOORD2FARBPROC ) dlsym( glw_state.OpenGLLib, "glMultiTexCoord2fARB" ); + qglActiveTextureARB = ( PFNGLACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glActiveTextureARB" ); + qglClientActiveTextureARB = ( PFNGLCLIENTACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glClientActiveTextureARB" ); + + if ( qglActiveTextureARB ) + { + qglGetIntegerv( GL_MAX_ACTIVE_TEXTURES_ARB, &glConfig.maxActiveTextures ); + + if ( glConfig.maxActiveTextures > 1 ) + { + ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" ); + } else + { + qglMultiTexCoord2fARB = NULL; + qglActiveTextureARB = NULL; + qglClientActiveTextureARB = NULL; + ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" ); + } + } + } else + { + ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" ); + } + } else + { + ri.Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" ); + } + + // GL_EXT_compiled_vertex_array + if ( Q_stristr( glConfig.extensions_string, "GL_EXT_compiled_vertex_array" ) ) + { + if ( r_ext_compiled_vertex_array->value ) + { + ri.Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" ); + qglLockArraysEXT = ( void ( APIENTRY * )( int, int ) ) dlsym( glw_state.OpenGLLib, "glLockArraysEXT" ); + qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) dlsym( glw_state.OpenGLLib, "glUnlockArraysEXT" ); + if (!qglLockArraysEXT || !qglUnlockArraysEXT) + { + ri.Error (ERR_FATAL, "bad getprocaddress"); + } + } else + { + ri.Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" ); + } + } else + { + ri.Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" ); + } + +} + +static void GLW_InitGamma() +{ + glConfig.deviceSupportsGamma = qtrue; +} + +/* +** GLW_LoadOpenGL +** +** GLimp_win.c internal function that that attempts to load and use +** a specific OpenGL DLL. +*/ +static qboolean GLW_LoadOpenGL( const char *name ) +{ + qboolean fullscreen; + + ri.Printf( PRINT_ALL, "...loading %s: ", name ); + + // disable the 3Dfx splash screen and set gamma + // we do this all the time, but it shouldn't hurt anything + // on non-3Dfx stuff + putenv("FX_GLIDE_NO_SPLASH=0"); + + // Mesa VooDoo hacks + putenv("MESA_GLX_FX=fullscreen\n"); + + // load the QGL layer + if ( QGL_Init( name ) ) + { + fullscreen = r_fullscreen->integer; + + // create the window and set up the context + if ( !GLW_StartDriverAndSetMode( name, r_mode->integer, fullscreen ) ) + { + if (r_mode->integer != 3) + { + if ( !GLW_StartDriverAndSetMode( name, 3, fullscreen ) ) + { + goto fail; + } + } else + goto fail; + } + + return qtrue; + } else + { + ri.Printf( PRINT_ALL, "failed\n" ); + } + fail: + + QGL_Shutdown(); + + return qfalse; +} + + +/* +** GLimp_Init +** +** This routine is responsible for initializing the OS specific portions +** of OpenGL. +*/ +void GLimp_Init( void ) +{ + qboolean attemptedlibGL = qfalse; + qboolean attempted3Dfx = qfalse; + qboolean success = qfalse; + char buf[1024]; + cvar_t *lastValidRenderer = ri.Cvar_Get( "r_lastValidRenderer", "(uninitialized)", CVAR_ARCHIVE ); + + r_allowSoftwareGL = ri.Cvar_Get( "r_allowSoftwareGL", "0", CVAR_LATCH ); + + r_previousglDriver = ri.Cvar_Get( "r_previousglDriver", "", CVAR_ROM ); + + InitSig(); + + // Hack here so that if the UI + if ( *r_previousglDriver->string ) + { + // The UI changed it on us, hack it back + // This means the renderer can't be changed on the fly + ri.Cvar_Set( "r_glDriver", r_previousglDriver->string ); + } + + // + // load and initialize the specific OpenGL driver + // + if ( !GLW_LoadOpenGL( r_glDriver->string ) ) + { + if ( !Q_stricmp( r_glDriver->string, OPENGL_DRIVER_NAME ) ) + { + attemptedlibGL = qtrue; + } else if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) + { + attempted3Dfx = qtrue; + } + + #if 0 + // TTimo + // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=455 + // old legacy load code, was confusing people who had a bad OpenGL setup + if ( !attempted3Dfx && !success ) + { + attempted3Dfx = qtrue; + if ( GLW_LoadOpenGL( _3DFX_DRIVER_NAME ) ) + { + ri.Cvar_Set( "r_glDriver", _3DFX_DRIVER_NAME ); + r_glDriver->modified = qfalse; + success = qtrue; + } + } + #endif + + // try ICD before trying 3Dfx standalone driver + if ( !attemptedlibGL && !success ) + { + attemptedlibGL = qtrue; + if ( GLW_LoadOpenGL( OPENGL_DRIVER_NAME ) ) + { + ri.Cvar_Set( "r_glDriver", OPENGL_DRIVER_NAME ); + r_glDriver->modified = qfalse; + success = qtrue; + } + } + + if (!success) + ri.Error( ERR_FATAL, "GLimp_Init() - could not load OpenGL subsystem\n" ); + + } + + // Save it in case the UI stomps it + ri.Cvar_Set( "r_previousglDriver", r_glDriver->string ); + + // This values force the UI to disable driver selection + glConfig.driverType = GLDRV_ICD; + glConfig.hardwareType = GLHW_GENERIC; + + // get our config strings + Q_strncpyz( glConfig.vendor_string, (char *) qglGetString (GL_VENDOR), sizeof( glConfig.vendor_string ) ); + Q_strncpyz( glConfig.renderer_string, (char *) qglGetString (GL_RENDERER), sizeof( glConfig.renderer_string ) ); + if (*glConfig.renderer_string && glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] == '\n') + glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] = 0; + Q_strncpyz( glConfig.version_string, (char *) qglGetString (GL_VERSION), sizeof( glConfig.version_string ) ); + Q_strncpyz( glConfig.extensions_string, (char *) qglGetString (GL_EXTENSIONS), sizeof( glConfig.extensions_string ) ); + + // + // chipset specific configuration + // + strcpy( buf, glConfig.renderer_string ); + strlwr( buf ); + + // + // NOTE: if changing cvars, do it within this block. This allows them + // to be overridden when testing driver fixes, etc. but only sets + // them to their default state when the hardware is first installed/run. + // + if ( Q_stricmp( lastValidRenderer->string, glConfig.renderer_string ) ) + { + glConfig.hardwareType = GLHW_GENERIC; + + ri.Cvar_Set( "r_textureMode", "GL_LINEAR_MIPMAP_NEAREST" ); + + // VOODOO GRAPHICS w/ 2MB + if ( Q_stristr( buf, "voodoo graphics/1 tmu/2 mb" ) ) + { + ri.Cvar_Set( "r_picmip", "2" ); + ri.Cvar_Get( "r_picmip", "1", CVAR_ARCHIVE | CVAR_LATCH ); + } else + { + ri.Cvar_Set( "r_picmip", "1" ); + + if ( Q_stristr( buf, "rage 128" ) || Q_stristr( buf, "rage128" ) ) + { + ri.Cvar_Set( "r_finish", "0" ); + } + // Savage3D and Savage4 should always have trilinear enabled + else if ( Q_stristr( buf, "savage3d" ) || Q_stristr( buf, "s3 savage4" ) ) + { + ri.Cvar_Set( "r_texturemode", "GL_LINEAR_MIPMAP_LINEAR" ); + } + } + } + + // + // this is where hardware specific workarounds that should be + // detected/initialized every startup should go. + // + if ( Q_stristr( buf, "banshee" ) || Q_stristr( buf, "Voodoo_Graphics" ) ) + { + glConfig.hardwareType = GLHW_3DFX_2D3D; + } else if ( Q_stristr( buf, "rage pro" ) || Q_stristr( buf, "RagePro" ) ) + { + glConfig.hardwareType = GLHW_RAGEPRO; + } else if ( Q_stristr( buf, "permedia2" ) ) + { + glConfig.hardwareType = GLHW_PERMEDIA2; + } else if ( Q_stristr( buf, "riva 128" ) ) + { + glConfig.hardwareType = GLHW_RIVA128; + } else if ( Q_stristr( buf, "riva tnt " ) ) + { + } + + ri.Cvar_Set( "r_lastValidRenderer", glConfig.renderer_string ); + + // initialize extensions + GLW_InitExtensions(); + GLW_InitGamma(); + + InitSig(); // not clear why this is at begin & end of function + + return; +} + + +/* +** GLimp_EndFrame +** +** Responsible for doing a swapbuffers and possibly for other stuff +** as yet to be determined. Probably better not to make this a GLimp +** function and instead do a call to GLimp_SwapBuffers. +*/ +void GLimp_EndFrame (void) +{ + // don't flip if drawing to front buffer + if ( stricmp( r_drawBuffer->string, "GL_FRONT" ) != 0 ) + { + SDL_GL_SwapBuffers(); + } + + // check logging + QGL_EnableLogging( (qboolean)r_logFile->integer ); // bk001205 - was ->value +} + +// Figure out something to do with this... +#if 0 //def SMP +/* +=========================================================== + +SMP acceleration + +=========================================================== +*/ + +static pthread_mutex_t smpMutex = PTHREAD_MUTEX_INITIALIZER; + +static pthread_cond_t renderCommandsEvent = PTHREAD_COND_INITIALIZER; +static pthread_cond_t renderCompletedEvent = PTHREAD_COND_INITIALIZER; + +static void (*glimpRenderThread)( void ); + +static void *GLimp_RenderThreadWrapper( void *arg ) +{ + Com_Printf( "Render thread starting\n" ); + + glimpRenderThread(); + + qglXMakeCurrent( dpy, None, NULL ); + + Com_Printf( "Render thread terminating\n" ); + + return arg; +} + +qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) +{ + pthread_t renderThread; + int ret; + + pthread_mutex_init( &smpMutex, NULL ); + + pthread_cond_init( &renderCommandsEvent, NULL ); + pthread_cond_init( &renderCompletedEvent, NULL ); + + glimpRenderThread = function; + + ret = pthread_create( &renderThread, + NULL, // attributes + GLimp_RenderThreadWrapper, + NULL ); // argument + if ( ret ) { + ri.Printf( PRINT_ALL, "pthread_create returned %d: %s", ret, strerror( ret ) ); + return qfalse; + } else { + ret = pthread_detach( renderThread ); + if ( ret ) { + ri.Printf( PRINT_ALL, "pthread_detach returned %d: %s", ret, strerror( ret ) ); + } + } + + return qtrue; +} + +static volatile void *smpData = NULL; +static volatile qboolean smpDataReady; + +void *GLimp_RendererSleep( void ) +{ + void *data; + + qglXMakeCurrent( dpy, None, NULL ); + + pthread_mutex_lock( &smpMutex ); + { + smpData = NULL; + smpDataReady = qfalse; + + // after this, the front end can exit GLimp_FrontEndSleep + pthread_cond_signal( &renderCompletedEvent ); + + while ( !smpDataReady ) { + pthread_cond_wait( &renderCommandsEvent, &smpMutex ); + } + + data = (void *)smpData; + } + pthread_mutex_unlock( &smpMutex ); + + qglXMakeCurrent( dpy, win, ctx ); + + return data; +} + +void GLimp_FrontEndSleep( void ) +{ + pthread_mutex_lock( &smpMutex ); + { + while ( smpData ) { + pthread_cond_wait( &renderCompletedEvent, &smpMutex ); + } + } + pthread_mutex_unlock( &smpMutex ); + + qglXMakeCurrent( dpy, win, ctx ); +} + +void GLimp_WakeRenderer( void *data ) +{ + qglXMakeCurrent( dpy, None, NULL ); + + pthread_mutex_lock( &smpMutex ); + { + assert( smpData == NULL ); + smpData = data; + smpDataReady = qtrue; + + // after this, the renderer can continue through GLimp_RendererSleep + pthread_cond_signal( &renderCommandsEvent ); + } + pthread_mutex_unlock( &smpMutex ); +} + +#else + +void GLimp_RenderThreadWrapper( void *stub ) {} +qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) { + ri.Printf( PRINT_WARNING, "ERROR: SMP support was disabled at compile time\n"); + return qfalse; +} +void *GLimp_RendererSleep( void ) { + return NULL; +} +void GLimp_FrontEndSleep( void ) {} +void GLimp_WakeRenderer( void *data ) {} + +#endif + +/*****************************************************************************/ +/* MOUSE */ +/*****************************************************************************/ + +void IN_Init(void) { + Com_Printf ("\n------- Input Initialization -------\n"); + // mouse variables + in_mouse = Cvar_Get ("in_mouse", "1", CVAR_ARCHIVE); + + // turn on-off sub-frame timing of X events + in_subframe = Cvar_Get ("in_subframe", "1", CVAR_ARCHIVE); + + // developer feature, allows to break without loosing mouse pointer + in_nograb = Cvar_Get ("in_nograb", "0", 0); + + // bk001130 - from cvs.17 (mkv), joystick variables + in_joystick = Cvar_Get ("in_joystick", "0", CVAR_ARCHIVE|CVAR_LATCH); + // bk001130 - changed this to match win32 + in_joystickDebug = Cvar_Get ("in_debugjoystick", "0", CVAR_TEMP); + joy_threshold = Cvar_Get ("joy_threshold", "0.15", CVAR_ARCHIVE); // FIXME: in_joythreshold + + if (in_mouse->value) + mouse_avail = qtrue; + else + mouse_avail = qfalse; + + IN_StartupJoystick( ); // bk001130 - from cvs1.17 (mkv) + Com_Printf ("------------------------------------\n"); +} + +void IN_Shutdown(void) +{ + mouse_avail = qfalse; +} + +void IN_Frame (void) { + + // bk001130 - from cvs 1.17 (mkv) + IN_JoyMove(); // FIXME: disable if on desktop? + + if ( cls.keyCatchers & KEYCATCH_CONSOLE ) + { + // temporarily deactivate if not in the game and + // running on the desktop + // voodoo always counts as full screen + if (Cvar_VariableValue ("r_fullscreen") == 0 + && strcmp( Cvar_VariableString("r_glDriver"), _3DFX_DRIVER_NAME ) ) + { + IN_DeactivateMouse (); + return; + } + } + + IN_ActivateMouse(); +} + +void IN_Activate(void) +{ +} + +// bk001130 - cvs1.17 joystick code (mkv) was here, no linux_joystick.c + +void Sys_SendKeyEvents (void) { + // XEvent event; // bk001204 - unused + + if (!screen) + return; + HandleEvents(); +} + + +// (moved this back in here from linux_joystick.c, so it's all in one place... +// --ryan. + +/* We translate axes movement into keypresses. */ +static int joy_keys[16] = { + K_LEFTARROW, K_RIGHTARROW, + K_UPARROW, K_DOWNARROW, + K_JOY16, K_JOY17, + K_JOY18, K_JOY19, + K_JOY20, K_JOY21, + K_JOY22, K_JOY23, + + K_JOY24, K_JOY25, + K_JOY26, K_JOY27 +}; + + +// bk001130 - from linux_glimp.c +extern cvar_t * in_joystick; +extern cvar_t * in_joystickDebug; +extern cvar_t * joy_threshold; + +#define ARRAYLEN(x) (sizeof (x) / sizeof (x[0])) +struct +{ + qboolean buttons[16]; // !!! FIXME: these might be too many. + unsigned int oldaxes; +} stick_state; + + +/**********************************************/ +/* Joystick routines. */ +/**********************************************/ +// bk001130 - from cvs1.17 (mkv), removed from linux_glimp.c +void IN_StartupJoystick( void ) +{ + int i = 0; + int total = 0; + + if (stick != NULL) + SDL_JoystickClose(stick); + + stick = NULL; + memset(&stick_state, '\0', sizeof (stick_state)); + + if( !in_joystick->integer ) { + Com_Printf( "Joystick is not active.\n" ); + return; + } + + if (!SDL_WasInit(SDL_INIT_JOYSTICK)) + { + Com_Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_JOYSTICK)...\n"); + if (SDL_Init(SDL_INIT_JOYSTICK) == -1) + { + Com_Printf("SDL_Init(SDL_INIT_JOYSTICK) failed: %s\n", SDL_GetError()); + return; + } + Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_JOYSTICK) passed.\n"); + } + + total = SDL_NumJoysticks(); + Com_Printf("I see %d possible joysticks\n", total); + for (i = 0; i < total; i++) + Com_Printf("[%d] %s\n", i, SDL_JoystickName(i)); + + // !!! FIXME: someone should add a way to select a specific stick. + for( i = 0; i < total; i++ ) { + stick = SDL_JoystickOpen(i); + if (stick == NULL) + continue; + + Com_Printf( "Joystick %d opened\n", i ); + Com_Printf( "Name: %s\n", SDL_JoystickName(i) ); + Com_Printf( "Axes: %d\n", SDL_JoystickNumAxes(stick) ); + Com_Printf( "Hats: %d\n", SDL_JoystickNumHats(stick) ); + Com_Printf( "Buttons: %d\n", SDL_JoystickNumButtons(stick) ); + Com_Printf( "Balls: %d\n", SDL_JoystickNumBalls(stick) ); + + SDL_JoystickEventState(SDL_QUERY); + + /* Our work here is done. */ + return; + } + + /* No soup for you. */ + if( stick == NULL ) { + Com_Printf( "No joystick opened.\n" ); + return; + } +} + +void IN_JoyMove( void ) +{ + qboolean joy_pressed[ARRAYLEN(joy_keys)]; + unsigned int axes = 0; + int total = 0; + int i = 0; + + if (!stick) + return; + + SDL_JoystickUpdate(); + + memset(joy_pressed, '\0', sizeof (joy_pressed)); + + // update the ball state. + total = SDL_JoystickNumBalls(stick); + if (total > 0) + { + int balldx = 0; + int balldy = 0; + for (i = 0; i < total; i++) + { + int dx = 0; + int dy = 0; + SDL_JoystickGetBall(stick, i, &dx, &dy); + balldx += dx; + balldy += dy; + } + if (balldx || balldy) + { + // !!! FIXME: is this good for stick balls, or just mice? + // Scale like the mouse input... + if (abs(balldx) > 1) + balldx *= 2; + if (abs(balldy) > 1) + balldy *= 2; + Sys_QueEvent( 0, SE_MOUSE, balldx, balldy, 0, NULL ); + } + } + + // now query the stick buttons... + total = SDL_JoystickNumButtons(stick); + if (total > 0) + { + if (total > ARRAYLEN(stick_state.buttons)) + total = ARRAYLEN(stick_state.buttons); + for (i = 0; i < total; i++) + { + qboolean pressed = (SDL_JoystickGetButton(stick, i) != 0); + if (pressed != stick_state.buttons[i]) + { + Sys_QueEvent( 0, SE_KEY, K_JOY1 + i, pressed, 0, NULL ); + stick_state.buttons[i] = pressed; + } + } + } + + // !!! FIXME: look at the hats... + + // finally, look at the axes... + total = SDL_JoystickNumAxes(stick); + if (total > 0) + { + if (total > 16) total = 16; + for (i = 0; i < total; i++) + { + Sint16 axis = SDL_JoystickGetAxis(stick, i); + float f = ( (float) axis ) / 32767.0f; + if( f < -joy_threshold->value ) { + axes |= ( 1 << ( i * 2 ) ); + } else if( f > joy_threshold->value ) { + axes |= ( 1 << ( ( i * 2 ) + 1 ) ); + } + } + } + + /* Time to update axes state based on old vs. new. */ + if (axes != stick_state.oldaxes) + { + for( i = 0; i < 16; i++ ) { + if( ( axes & ( 1 << i ) ) && !( stick_state.oldaxes & ( 1 << i ) ) ) { + Sys_QueEvent( 0, SE_KEY, joy_keys[i], qtrue, 0, NULL ); + } + + if( !( axes & ( 1 << i ) ) && ( stick_state.oldaxes & ( 1 << i ) ) ) { + Sys_QueEvent( 0, SE_KEY, joy_keys[i], qfalse, 0, NULL ); + } + } + } + + /* Save for future generations. */ + stick_state.oldaxes = axes; +} + +#endif // USE_SDL + +// end of linux_glimp_sdl.c ... + + diff --git a/code/unix/sdl_snd.c b/code/unix/sdl_snd.c new file mode 100644 index 0000000..66e32bc --- /dev/null +++ b/code/unix/sdl_snd.c @@ -0,0 +1,245 @@ +#if USE_SDL + +/* + * SDL implementation for Quake 3: Arena's GPL source release. + * + * This is a replacement of the Linux/OpenSoundSystem code with + * an SDL backend, since it allows us to trivially point just about any + * existing 2D audio backend known to man on any platform at the code, + * plus it benefits from all of SDL's tapdancing to support buggy drivers, + * etc, and gets us free ALSA support, too. + * + * This is the best idea for a direct modernization of the Linux sound code + * in Quake 3. However, it would be nice to replace this with true 3D + * positional audio, compliments of OpenAL... + * + * Written by Ryan C. Gordon (icculus@icculus.org). Please refer to + * http://icculus.org/quake3/ for the latest version of this code. + * + * Patches and comments are welcome at the above address. + * + * I cut-and-pasted this from linux_snd.c, and moved it to SDL line-by-line. + * There is probably some cruft that could be removed here. + * + * You should define USE_SDL=1 and then add this to the makefile. + * USE_SDL will disable the Open Sound System target. + * + * !!! FIXME: linux_snd_sdl.c isn't really "linux" specific. + */ + +/* +Original copyright on Q3A sources: +=========================================================================== +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 +#include + +#include "SDL.h" + +#include "../game/q_shared.h" +#include "../client/snd_local.h" + +int snd_inited=0; + +cvar_t *sndbits; +cvar_t *sndspeed; +cvar_t *sndchannels; +cvar_t *snddevice; + +static qboolean use_custom_memset = qfalse; +// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=371 +void Snd_Memset (void* dest, const int val, const size_t count) +{ + int *pDest; + int i, iterate; + + if (!use_custom_memset) + { + Com_Memset(dest,val,count); + return; + } + iterate = count / sizeof(int); + pDest = (int*)dest; + for(i=0; i= dmasize) + dmapos = pos = 0; + + if (!snd_inited) /* shouldn't happen, but just in case... */ + { + memset(stream, '\0', len); + return; + } + else + { + int tobufend = dmasize - pos; /* bytes to buffer's end. */ + int len1 = len; + int len2 = 0; + + if (len1 > tobufend) + { + len1 = tobufend; + len2 = len - len1; + } + memcpy(stream, dma.buffer + pos, len1); + if (len2 <= 0) + dmapos += (len1 / (dma.samplebits/8)); + else /* wraparound? */ + { + memcpy(stream+len1, dma.buffer, len2); + dmapos = (len2 / (dma.samplebits/8)); + } + } + + if (dmapos >= dmasize) + dmapos = 0; +} + +qboolean SNDDMA_Init(void) +{ + char drivername[128]; + SDL_AudioSpec desired; + SDL_AudioSpec obtained; + int tmp; + + if (snd_inited) + return 1; + + if (!snddevice) { + sndbits = Cvar_Get("sndbits", "16", CVAR_ARCHIVE); + sndspeed = Cvar_Get("sndspeed", "22050", CVAR_ARCHIVE); + sndchannels = Cvar_Get("sndchannels", "2", CVAR_ARCHIVE); + snddevice = Cvar_Get("snddevice", "/dev/dsp", CVAR_ARCHIVE); + } + + if (!SDL_WasInit(SDL_INIT_AUDIO)) + { + Com_Printf( PRINT_ALL, "Calling SDL_Init(SDL_INIT_AUDIO)...\n"); + if (SDL_Init(SDL_INIT_AUDIO) == -1) + { + Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_AUDIO) failed: %s\n", SDL_GetError()); + return qfalse; + } + Com_Printf( PRINT_ALL, "SDL_Init(SDL_INIT_AUDIO) passed.\n"); + } + + if (SDL_AudioDriverName(drivername, sizeof (drivername)) == NULL) + strcpy(drivername, "(UNKNOWN)"); + Com_Printf("SDL audio driver is \"%s\"\n", drivername); + + memset(&desired, '\0', sizeof (desired)); + memset(&obtained, '\0', sizeof (obtained)); + + tmp = ((int) sndbits->value); + if ((tmp != 16) && (tmp != 8)) + tmp = 16; + + desired.freq = (int) sndspeed->value; + desired.format = ((tmp == 16) ? AUDIO_S16SYS : AUDIO_U8); + + // I dunno if this is the best idea, but I'll give it a try... + // should probably check a cvar for this... + if (desired.freq <= 11025) + desired.samples = 512; + else if (desired.freq <= 22050) + desired.samples = 1024; + else if (desired.freq <= 44100) + desired.samples = 2048; + else + desired.samples = 4096; // (*shrug*) + + desired.channels = (int) sndchannels->value; + desired.callback = sdl_audio_callback; + + if (SDL_OpenAudio(&desired, &obtained) == -1) + { + Com_Printf("SDL_OpenAudio() failed: %s\n", SDL_GetError()); + SDL_QuitSubSystem(SDL_INIT_AUDIO); + return qfalse; + } // if + + dmapos = 0; + dma.samplebits = obtained.format & 0xFF; // first byte of format is bits. + dma.channels = obtained.channels; + dma.samples = 32768; //obtained.samples * obtained.channels; + dma.submission_chunk = 1; + dma.speed = obtained.freq; + dmasize = (dma.samples * (dma.samplebits/8)); + dma.buffer = calloc(1, dmasize); + + Com_Printf("Starting SDL audio callback...\n"); + SDL_PauseAudio(0); // start callback. + + Com_Printf("SDL audio initialized.\n"); + snd_inited = 1; + return qtrue; +} + +int SNDDMA_GetDMAPos(void) +{ + return dmapos; +} + +void SNDDMA_Shutdown(void) +{ + Com_Printf("Closing SDL audio device...\n"); + SDL_PauseAudio(1); + SDL_CloseAudio(); + SDL_QuitSubSystem(SDL_INIT_AUDIO); + free(dma.buffer); + dma.buffer = NULL; + dmapos = dmasize = 0; + snd_inited = 0; + Com_Printf("SDL audio device shut down.\n"); +} + +/* +============== +SNDDMA_Submit + +Send sound to device if buffer isn't really the dma buffer +=============== +*/ +void SNDDMA_Submit(void) +{ + SDL_UnlockAudio(); +} + +void SNDDMA_BeginPainting (void) +{ + SDL_LockAudio(); +} + +#endif // USE_SDL + +// end of linux_snd_sdl.c ... + -- cgit v1.2.3