diff options
Diffstat (limited to 'ioq3-r437/src/unix/sdl_glimp.c')
| -rw-r--r-- | ioq3-r437/src/unix/sdl_glimp.c | 1515 |
1 files changed, 0 insertions, 1515 deletions
diff --git a/ioq3-r437/src/unix/sdl_glimp.c b/ioq3-r437/src/unix/sdl_glimp.c deleted file mode 100644 index b435d8a5..00000000 --- a/ioq3-r437/src/unix/sdl_glimp.c +++ /dev/null @@ -1,1515 +0,0 @@ - -#if USE_SDL_VIDEO - -/* - * 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 time's 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. - */ - -/* -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 Quake III Arena source code; 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" - -#ifdef SMP -#include "SDL_thread.h" -#endif - -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include <dlfcn.h> - -#include "../renderer/tr_local.h" -#include "../client/client.h" -#include "linux_local.h" // bk001130 - -#include "unix_glw.h" - - -/* Just hack it for now. */ -#ifdef MACOS_X -typedef CGLContextObj QGLContext; -#define GLimp_GetCurrentContext() CGLGetCurrentContext() -#define GLimp_SetCurrentContext(ctx) CGLSetCurrentContext(ctx) -#else -typedef void *QGLContext; -#define GLimp_GetCurrentContext() (NULL) -#define GLimp_SetCurrentContext(ctx) -#endif - -static QGLContext opengl_context; - -#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; - -qboolean GLimp_sdl_init_video(void) -{ - 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"); - } - - return qtrue; -} - - -/* -* 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 (*key == K_BACKSPACE) - buf[0] = 8; - else - { - if (keysym->unicode <= 255 && keysym->unicode >= 20) // maps to ASCII? - { - char ch = (char) keysym->unicode; - if (ch == '~') - *key = '~'; // console HACK - - // The X11 driver converts to lowercase, but apparently we shouldn't. - // There's possibly somewhere else where they covert back. Passing - // uppercase to the engine works fine and fixes all-lower input. - // (https://bugzilla.icculus.org/show_bug.cgi?id=2364) --ryan. - //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_WM_GrabInput(SDL_GRAB_ON); - SDL_ShowCursor(0); - - // This is a bug in the current SDL/macosx...have to toggle it a few - // times to get the cursor to hide. -#if defined(MACOS_X) - SDL_ShowCursor(1); - SDL_ShowCursor(0); -#endif -} - -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; - - 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) - { - Sys_QueEvent( t, SE_MOUSE, e.motion.xrel, e.motion.yrel, 0, NULL ); - } - break; - - case SDL_MOUSEBUTTONDOWN: - case SDL_MOUSEBUTTONUP: - { - unsigned char b; - switch (e.button.button) - { - case 1: b = K_MOUSE1; break; - case 2: b = K_MOUSE3; break; - case 3: b = K_MOUSE2; break; - case 4: b = K_MWHEELUP; break; - case 5: b = K_MWHEELDOWN; break; - case 6: b = K_MOUSE4; break; - case 7: b = K_MOUSE5; break; - default: b = K_AUX1 + (e.button.button - 8)%16; break; - } - Sys_QueEvent( t, SE_KEY, b, (e.type == SDL_MOUSEBUTTONDOWN?qtrue: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; - - if ( r_ignorehwgamma->integer ) - return; - - 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_Shutdown(); - 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 (GLimp_sdl_init_video() == qfalse) - return qfalse; - - // 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; - } - - sdlcolorbits = 4; - if (tcolorbits == 24) - sdlcolorbits = 8; - - 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; - } - - opengl_context = GLimp_GetCurrentContext(); - - 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" ) ) - { - if ( r_ext_multitexture->value ) - { - qglMultiTexCoord2fARB = ( PFNGLMULTITEXCOORD2FARBPROC ) SDL_GL_GetProcAddress( "glMultiTexCoord2fARB" ); - qglActiveTextureARB = ( PFNGLACTIVETEXTUREARBPROC ) SDL_GL_GetProcAddress( "glActiveTextureARB" ); - qglClientActiveTextureARB = ( PFNGLCLIENTACTIVETEXTUREARBPROC ) SDL_GL_GetProcAddress( "glClientActiveTextureARB" ); - - if ( qglActiveTextureARB ) - { - GLint glint = 0; - qglGetIntegerv( GL_MAX_ACTIVE_TEXTURES_ARB, &glint ); - glConfig.maxActiveTextures = (int) glint; - 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 * )( GLint, GLint ) ) SDL_GL_GetProcAddress( "glLockArraysEXT" ); - qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) SDL_GL_GetProcAddress( "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( void ) -{ - 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:\n", 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(); - - IN_Init(); // rcg08312005 moved into glimp. - - // 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 ( Q_stricmp( r_drawBuffer->string, "GL_FRONT" ) != 0 ) - { - SDL_GL_SwapBuffers(); - } - - // check logging - QGL_EnableLogging( (qboolean)r_logFile->integer ); // bk001205 - was ->value -} - - - -#ifdef SMP -/* -=========================================================== - -SMP acceleration - -=========================================================== -*/ - -/* - * I have no idea if this will even work...most platforms don't offer - * thread-safe OpenGL libraries, and it looks like the original Linux - * code counted on each thread claiming the GL context with glXMakeCurrent(), - * which you can't currently do in SDL. We'll just have to hope for the best. - */ - -static SDL_mutex *smpMutex = NULL; -static SDL_cond *renderCommandsEvent = NULL; -static SDL_cond *renderCompletedEvent = NULL; -static void (*glimpRenderThread)( void ) = NULL; -static SDL_Thread *renderThread = NULL; - -static void GLimp_ShutdownRenderThread(void) -{ - if (smpMutex != NULL) - { - SDL_DestroyMutex(smpMutex); - smpMutex = NULL; - } - - if (renderCommandsEvent != NULL) - { - SDL_DestroyCond(renderCommandsEvent); - renderCommandsEvent = NULL; - } - - if (renderCompletedEvent != NULL) - { - SDL_DestroyCond(renderCompletedEvent); - renderCompletedEvent = NULL; - } - - glimpRenderThread = NULL; -} - -static int GLimp_RenderThreadWrapper( void *arg ) -{ - Com_Printf( "Render thread starting\n" ); - - glimpRenderThread(); - - GLimp_SetCurrentContext(NULL); - - Com_Printf( "Render thread terminating\n" ); - - return 0; -} - -qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) -{ - static qboolean warned = qfalse; - if (!warned) - { - Com_Printf("WARNING: You enable r_smp at your own risk!\n"); - warned = qtrue; - } - -#if !MACOS_X - return qfalse; /* better safe than sorry for now. */ -#endif - - if (renderThread != NULL) /* hopefully just a zombie at this point... */ - { - Com_Printf("Already a render thread? Trying to clean it up...\n"); - SDL_WaitThread(renderThread, NULL); - renderThread = NULL; - GLimp_ShutdownRenderThread(); - } - - smpMutex = SDL_CreateMutex(); - if (smpMutex == NULL) - { - Com_Printf( "smpMutex creation failed: %s\n", SDL_GetError() ); - GLimp_ShutdownRenderThread(); - return qfalse; - } - - renderCommandsEvent = SDL_CreateCond(); - if (renderCommandsEvent == NULL) - { - Com_Printf( "renderCommandsEvent creation failed: %s\n", SDL_GetError() ); - GLimp_ShutdownRenderThread(); - return qfalse; - } - - renderCompletedEvent = SDL_CreateCond(); - if (renderCompletedEvent == NULL) - { - Com_Printf( "renderCompletedEvent creation failed: %s\n", SDL_GetError() ); - GLimp_ShutdownRenderThread(); - return qfalse; - } - - glimpRenderThread = function; - renderThread = SDL_CreateThread(GLimp_RenderThreadWrapper, NULL); - if ( renderThread == NULL ) { - ri.Printf( PRINT_ALL, "SDL_CreateThread() returned %s", SDL_GetError() ); - GLimp_ShutdownRenderThread(); - return qfalse; - } else { - // !!! FIXME: No detach API available in SDL! - //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 = NULL; - - GLimp_SetCurrentContext(NULL); - - SDL_LockMutex(smpMutex); - { - smpData = NULL; - smpDataReady = qfalse; - - // after this, the front end can exit GLimp_FrontEndSleep - SDL_CondSignal(renderCompletedEvent); - - while ( !smpDataReady ) { - SDL_CondWait(renderCommandsEvent, smpMutex); - } - - data = (void *)smpData; - } - SDL_UnlockMutex(smpMutex); - - GLimp_SetCurrentContext(opengl_context); - - return data; -} - -void GLimp_FrontEndSleep( void ) -{ - SDL_LockMutex(smpMutex); - { - while ( smpData ) { - SDL_CondWait(renderCompletedEvent, smpMutex); - } - } - SDL_UnlockMutex(smpMutex); - - GLimp_SetCurrentContext(opengl_context); -} - -void GLimp_WakeRenderer( void *data ) -{ - GLimp_SetCurrentContext(NULL); - - SDL_LockMutex(smpMutex); - { - assert( smpData == NULL ); - smpData = data; - smpDataReady = qtrue; - - // after this, the renderer can continue through GLimp_RendererSleep - SDL_CondSignal(renderCommandsEvent); - } - SDL_UnlockMutex(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 - - Cvar_Set( "cl_platformSensitivity", "2.0" ); - - 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) -{ - IN_DeactivateMouse(); - - mouse_avail = qfalse; - - if (stick) - { - SDL_JoystickClose(stick); - stick = NULL; - } - - SDL_QuitSubSystem(SDL_INIT_JOYSTICK); -} - -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("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("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_VIDEO - -// end sdl_glimp.c ... - |