8 #pragma comment(lib, "d3d9.lib")
11 LPDIRECT3DDEVICE9 vid_d3d9dev;
16 #define XINPUT_GAMEPAD_DPAD_UP 0x0001
17 #define XINPUT_GAMEPAD_DPAD_DOWN 0x0002
18 #define XINPUT_GAMEPAD_DPAD_LEFT 0x0004
19 #define XINPUT_GAMEPAD_DPAD_RIGHT 0x0008
20 #define XINPUT_GAMEPAD_START 0x0010
21 #define XINPUT_GAMEPAD_BACK 0x0020
22 #define XINPUT_GAMEPAD_LEFT_THUMB 0x0040
23 #define XINPUT_GAMEPAD_RIGHT_THUMB 0x0080
24 #define XINPUT_GAMEPAD_LEFT_SHOULDER 0x0100
25 #define XINPUT_GAMEPAD_RIGHT_SHOULDER 0x0200
26 #define XINPUT_GAMEPAD_A 0x1000
27 #define XINPUT_GAMEPAD_B 0x2000
28 #define XINPUT_GAMEPAD_X 0x4000
29 #define XINPUT_GAMEPAD_Y 0x8000
30 #define XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE 7849
31 #define XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE 8689
32 #define XINPUT_GAMEPAD_TRIGGER_THRESHOLD 30
33 #define XUSER_INDEX_ANY 0x000000FF
35 typedef struct xinput_gamepad_s
47 typedef struct xinput_state_s
50 xinput_gamepad_t Gamepad;
54 typedef struct xinput_keystroke_s
64 DWORD (WINAPI *qXInputGetState)(DWORD index, xinput_state_t *state);
65 DWORD (WINAPI *qXInputGetKeystroke)(DWORD index, DWORD reserved, xinput_keystroke_t *keystroke);
67 qboolean vid_xinputinitialized = false;
68 int vid_xinputindex = -1;
74 // LordHavoc: these are only set in wgl
75 qboolean isG200 = false; // LordHavoc: the Matrox G200 can't do per pixel alpha, and it uses a D3D driver for GL... ugh...
76 qboolean isRagePro = false; // LordHavoc: the ATI Rage Pro has limitations with per pixel alpha (the color scaler does not apply to per pixel alpha images...), although not as bad as a G200.
78 // AK FIXME -> input_dest
79 qboolean in_client_mouse = true;
81 // AK where should it be placed ?
82 float in_mouse_x, in_mouse_y;
83 float in_windowmouse_x, in_windowmouse_y;
85 // LordHavoc: if window is hidden, don't update screen
86 qboolean vid_hidden = true;
87 // LordHavoc: if window is not the active window, don't hog as much CPU time,
88 // let go of the mouse, turn off sound, and restore system gamma ramps...
89 qboolean vid_activewindow = true;
91 vid_joystate_t vid_joystate;
94 cvar_t joy_xinputavailable = {CVAR_READONLY, "joy_xinputavailable", "0", "indicates which devices are being reported by the Windows XInput API (first controller = 1, second = 2, third = 4, fourth = 8, added together)"};
96 cvar_t joy_active = {CVAR_READONLY, "joy_active", "0", "indicates that a joystick is active (detected and enabled)"};
97 cvar_t joy_detected = {CVAR_READONLY, "joy_detected", "0", "number of joysticks detected by engine"};
98 cvar_t joy_enable = {CVAR_SAVE, "joy_enable", "0", "enables joystick support"};
99 cvar_t joy_index = {0, "joy_index", "0", "selects which joystick to use if you have multiple (0 uses the first controller, 1 uses the second, ...)"};
100 cvar_t joy_axisforward = {0, "joy_axisforward", "1", "which joystick axis to query for forward/backward movement"};
101 cvar_t joy_axisside = {0, "joy_axisside", "0", "which joystick axis to query for right/left movement"};
102 cvar_t joy_axisup = {0, "joy_axisup", "-1", "which joystick axis to query for up/down movement"};
103 cvar_t joy_axispitch = {0, "joy_axispitch", "3", "which joystick axis to query for looking up/down"};
104 cvar_t joy_axisyaw = {0, "joy_axisyaw", "2", "which joystick axis to query for looking right/left"};
105 cvar_t joy_axisroll = {0, "joy_axisroll", "-1", "which joystick axis to query for tilting head right/left"};
106 cvar_t joy_deadzoneforward = {0, "joy_deadzoneforward", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
107 cvar_t joy_deadzoneside = {0, "joy_deadzoneside", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
108 cvar_t joy_deadzoneup = {0, "joy_deadzoneup", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
109 cvar_t joy_deadzonepitch = {0, "joy_deadzonepitch", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
110 cvar_t joy_deadzoneyaw = {0, "joy_deadzoneyaw", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
111 cvar_t joy_deadzoneroll = {0, "joy_deadzoneroll", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
112 cvar_t joy_sensitivityforward = {0, "joy_sensitivityforward", "-1", "movement multiplier"};
113 cvar_t joy_sensitivityside = {0, "joy_sensitivityside", "1", "movement multiplier"};
114 cvar_t joy_sensitivityup = {0, "joy_sensitivityup", "1", "movement multiplier"};
115 cvar_t joy_sensitivitypitch = {0, "joy_sensitivitypitch", "1", "movement multiplier"};
116 cvar_t joy_sensitivityyaw = {0, "joy_sensitivityyaw", "-1", "movement multiplier"};
117 cvar_t joy_sensitivityroll = {0, "joy_sensitivityroll", "1", "movement multiplier"};
118 cvar_t joy_axiskeyevents = {CVAR_SAVE, "joy_axiskeyevents", "0", "generate uparrow/leftarrow etc. keyevents for joystick axes, use if your joystick driver is not generating them"};
119 cvar_t joy_axiskeyevents_deadzone = {CVAR_SAVE, "joy_axiskeyevents_deadzone", "0.5", "deadzone value for axes"};
120 cvar_t joy_x360_axisforward = {0, "joy_x360_axisforward", "1", "which joystick axis to query for forward/backward movement"};
121 cvar_t joy_x360_axisside = {0, "joy_x360_axisside", "0", "which joystick axis to query for right/left movement"};
122 cvar_t joy_x360_axisup = {0, "joy_x360_axisup", "-1", "which joystick axis to query for up/down movement"};
123 cvar_t joy_x360_axispitch = {0, "joy_x360_axispitch", "3", "which joystick axis to query for looking up/down"};
124 cvar_t joy_x360_axisyaw = {0, "joy_x360_axisyaw", "2", "which joystick axis to query for looking right/left"};
125 cvar_t joy_x360_axisroll = {0, "joy_x360_axisroll", "-1", "which joystick axis to query for tilting head right/left"};
126 cvar_t joy_x360_deadzoneforward = {0, "joy_x360_deadzoneforward", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
127 cvar_t joy_x360_deadzoneside = {0, "joy_x360_deadzoneside", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
128 cvar_t joy_x360_deadzoneup = {0, "joy_x360_deadzoneup", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
129 cvar_t joy_x360_deadzonepitch = {0, "joy_x360_deadzonepitch", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
130 cvar_t joy_x360_deadzoneyaw = {0, "joy_x360_deadzoneyaw", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
131 cvar_t joy_x360_deadzoneroll = {0, "joy_x360_deadzoneroll", "0.266", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
132 cvar_t joy_x360_sensitivityforward = {0, "joy_x360_sensitivityforward", "1", "movement multiplier"};
133 cvar_t joy_x360_sensitivityside = {0, "joy_x360_sensitivityside", "1", "movement multiplier"};
134 cvar_t joy_x360_sensitivityup = {0, "joy_x360_sensitivityup", "1", "movement multiplier"};
135 cvar_t joy_x360_sensitivitypitch = {0, "joy_x360_sensitivitypitch", "-1", "movement multiplier"};
136 cvar_t joy_x360_sensitivityyaw = {0, "joy_x360_sensitivityyaw", "-1", "movement multiplier"};
137 cvar_t joy_x360_sensitivityroll = {0, "joy_x360_sensitivityroll", "1", "movement multiplier"};
139 // cvars for DPSOFTRAST
140 cvar_t vid_soft = {CVAR_SAVE, "vid_soft", "0", "enables use of the DarkPlaces Software Rasterizer rather than OpenGL or Direct3D"};
141 cvar_t vid_soft_threads = {CVAR_SAVE, "vid_soft_threads", "2", "the number of threads the DarkPlaces Software Rasterizer should use"};
142 cvar_t vid_soft_interlace = {CVAR_SAVE, "vid_soft_interlace", "1", "whether the DarkPlaces Software Rasterizer should interlace the screen bands occupied by each thread"};
144 // we don't know until we try it!
145 cvar_t vid_hardwaregammasupported = {CVAR_READONLY,"vid_hardwaregammasupported","1", "indicates whether hardware gamma is supported (updated by attempts to set hardware gamma ramps)"};
147 // VorteX: more info cvars, mostly set in VID_CheckExtensions
148 cvar_t gl_info_vendor = {CVAR_READONLY, "gl_info_vendor", "", "indicates brand of graphics chip"};
149 cvar_t gl_info_renderer = {CVAR_READONLY, "gl_info_renderer", "", "indicates graphics chip model and other information"};
150 cvar_t gl_info_version = {CVAR_READONLY, "gl_info_version", "", "indicates version of current renderer. begins with 1.0.0, 1.1.0, 1.2.0, 1.3.1 etc."};
151 cvar_t gl_info_extensions = {CVAR_READONLY, "gl_info_extensions", "", "indicates extension list found by engine, space separated."};
152 cvar_t gl_info_platform = {CVAR_READONLY, "gl_info_platform", "", "indicates GL platform: WGL, GLX, or AGL."};
153 cvar_t gl_info_driver = {CVAR_READONLY, "gl_info_driver", "", "name of driver library (opengl32.dll, libGL.so.1, or whatever)."};
155 // whether hardware gamma ramps are currently in effect
156 qboolean vid_usinghwgamma = false;
158 int vid_gammarampsize = 0;
159 unsigned short *vid_gammaramps = NULL;
160 unsigned short *vid_systemgammaramps = NULL;
162 cvar_t vid_fullscreen = {CVAR_SAVE, "vid_fullscreen", "1", "use fullscreen (1) or windowed (0)"};
163 cvar_t vid_width = {CVAR_SAVE, "vid_width", "640", "resolution"};
164 cvar_t vid_height = {CVAR_SAVE, "vid_height", "480", "resolution"};
165 cvar_t vid_bitsperpixel = {CVAR_SAVE, "vid_bitsperpixel", "32", "how many bits per pixel to render at (32 or 16, 32 is recommended)"};
166 cvar_t vid_samples = {CVAR_SAVE, "vid_samples", "1", "how many anti-aliasing samples per pixel to request from the graphics driver (4 is recommended, 1 is faster)"};
167 cvar_t vid_refreshrate = {CVAR_SAVE, "vid_refreshrate", "60", "refresh rate to use, in hz (higher values flicker less, if supported by your monitor)"};
168 cvar_t vid_userefreshrate = {CVAR_SAVE, "vid_userefreshrate", "0", "set this to 1 to make vid_refreshrate used, or to 0 to let the engine choose a sane default"};
169 cvar_t vid_stereobuffer = {CVAR_SAVE, "vid_stereobuffer", "0", "enables 'quad-buffered' stereo rendering for stereo shutterglasses, HMD (head mounted display) devices, or polarized stereo LCDs, if supported by your drivers"};
171 cvar_t vid_vsync = {CVAR_SAVE, "vid_vsync", "0", "sync to vertical blank, prevents 'tearing' (seeing part of one frame and part of another on the screen at the same time), automatically disabled when doing timedemo benchmarks"};
172 cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1", "whether to use the mouse in windowed mode (fullscreen always does)"};
173 cvar_t vid_grabkeyboard = {CVAR_SAVE, "vid_grabkeyboard", "0", "whether to grab the keyboard when mouse is active (prevents use of volume control keys, music player keys, etc on some keyboards)"};
174 cvar_t vid_minwidth = {0, "vid_minwidth", "0", "minimum vid_width that is acceptable (to be set in default.cfg in mods)"};
175 cvar_t vid_minheight = {0, "vid_minheight", "0", "minimum vid_height that is acceptable (to be set in default.cfg in mods)"};
176 cvar_t vid_gl13 = {0, "vid_gl13", "1", "enables faster rendering using OpenGL 1.3 features (such as GL_ARB_texture_env_combine extension)"};
177 cvar_t vid_gl20 = {0, "vid_gl20", "1", "enables faster rendering using OpenGL 2.0 features (such as GL_ARB_fragment_shader extension)"};
178 cvar_t gl_finish = {0, "gl_finish", "0", "make the cpu wait for the graphics processor at the end of each rendered frame (can help with strange input or video lag problems on some machines)"};
179 cvar_t vid_sRGB = {CVAR_SAVE, "vid_sRGB", "0", "if hardware is capable, modify rendering to be gamma corrected for the sRGB color standard (computer monitors, TVs), recommended"};
181 cvar_t vid_touchscreen = {0, "vid_touchscreen", "0", "Use touchscreen-style input (no mouse grab, track mouse motion only while button is down, screen areas for mimicing joystick axes and buttons"};
182 cvar_t vid_stick_mouse = {CVAR_SAVE, "vid_stick_mouse", "0", "have the mouse stuck in the center of the screen" };
183 cvar_t vid_resizable = {CVAR_SAVE, "vid_resizable", "0", "0: window not resizable, 1: resizable, 2: window can be resized but the framebuffer isn't adjusted" };
185 cvar_t v_gamma = {CVAR_SAVE, "v_gamma", "1", "inverse gamma correction value, a brightness effect that does not affect white or black, and tends to make the image grey and dull"};
186 cvar_t v_contrast = {CVAR_SAVE, "v_contrast", "1", "brightness of white (values above 1 give a brighter image with increased color saturation, unlike v_gamma)"};
187 cvar_t v_brightness = {CVAR_SAVE, "v_brightness", "0", "brightness of black, useful for monitors that are too dark"};
188 cvar_t v_contrastboost = {CVAR_SAVE, "v_contrastboost", "1", "by how much to multiply the contrast in dark areas (1 is no change)"};
189 cvar_t v_color_enable = {CVAR_SAVE, "v_color_enable", "0", "enables black-grey-white color correction curve controls"};
190 cvar_t v_color_black_r = {CVAR_SAVE, "v_color_black_r", "0", "desired color of black"};
191 cvar_t v_color_black_g = {CVAR_SAVE, "v_color_black_g", "0", "desired color of black"};
192 cvar_t v_color_black_b = {CVAR_SAVE, "v_color_black_b", "0", "desired color of black"};
193 cvar_t v_color_grey_r = {CVAR_SAVE, "v_color_grey_r", "0.5", "desired color of grey"};
194 cvar_t v_color_grey_g = {CVAR_SAVE, "v_color_grey_g", "0.5", "desired color of grey"};
195 cvar_t v_color_grey_b = {CVAR_SAVE, "v_color_grey_b", "0.5", "desired color of grey"};
196 cvar_t v_color_white_r = {CVAR_SAVE, "v_color_white_r", "1", "desired color of white"};
197 cvar_t v_color_white_g = {CVAR_SAVE, "v_color_white_g", "1", "desired color of white"};
198 cvar_t v_color_white_b = {CVAR_SAVE, "v_color_white_b", "1", "desired color of white"};
199 cvar_t v_hwgamma = {CVAR_SAVE, "v_hwgamma", "0", "enables use of hardware gamma correction ramps if available (note: does not work very well on Windows2000 and above), values are 0 = off, 1 = attempt to use hardware gamma, 2 = use hardware gamma whether it works or not"};
200 cvar_t v_glslgamma = {CVAR_SAVE, "v_glslgamma", "1", "enables use of GLSL to apply gamma correction ramps if available (note: overrides v_hwgamma)"};
201 cvar_t v_psycho = {0, "v_psycho", "0", "easter egg"};
203 // brand of graphics chip
204 const char *gl_vendor;
205 // graphics chip model and other information
206 const char *gl_renderer;
207 // begins with 1.0.0, 1.1.0, 1.2.0, 1.2.1, 1.3.0, 1.3.1, or 1.4.0
208 const char *gl_version;
209 // extensions list, space separated
210 const char *gl_extensions;
212 const char *gl_platform;
213 // another extensions list, containing platform-specific extensions that are
214 // not in the main list
215 const char *gl_platformextensions;
216 // name of driver library (opengl32.dll, libGL.so.1, or whatever)
219 // GL_ARB_multitexture
220 void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat);
221 void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
222 void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat);
223 void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
224 void (GLAPIENTRY *qglActiveTexture) (GLenum);
225 void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
227 // general GL functions
229 void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
231 void (GLAPIENTRY *qglClear)(GLbitfield mask);
233 void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
234 void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor);
235 void (GLAPIENTRY *qglCullFace)(GLenum mode);
237 void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
238 void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
239 void (GLAPIENTRY *qglEnable)(GLenum cap);
240 void (GLAPIENTRY *qglDisable)(GLenum cap);
241 GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
243 void (GLAPIENTRY *qglEnableClientState)(GLenum cap);
244 void (GLAPIENTRY *qglDisableClientState)(GLenum cap);
246 void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
247 void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
248 void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
249 void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params);
251 GLenum (GLAPIENTRY *qglGetError)(void);
252 const GLubyte* (GLAPIENTRY *qglGetString)(GLenum name);
253 void (GLAPIENTRY *qglFinish)(void);
254 void (GLAPIENTRY *qglFlush)(void);
256 void (GLAPIENTRY *qglClearDepth)(GLclampd depth);
257 void (GLAPIENTRY *qglDepthFunc)(GLenum func);
258 void (GLAPIENTRY *qglDepthMask)(GLboolean flag);
259 void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val);
260 void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
262 void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
263 void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
264 void (GLAPIENTRY *qglDrawArrays)(GLenum mode, GLint first, GLsizei count);
265 void (GLAPIENTRY *qglVertexPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
266 void (GLAPIENTRY *qglNormalPointer)(GLenum type, GLsizei stride, const GLvoid *ptr);
267 void (GLAPIENTRY *qglColorPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
268 void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
269 void (GLAPIENTRY *qglArrayElement)(GLint i);
271 void (GLAPIENTRY *qglColor4ub)(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha);
272 void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
273 void (GLAPIENTRY *qglTexCoord1f)(GLfloat s);
274 void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
275 void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r);
276 void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q);
277 void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
278 void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
279 void (GLAPIENTRY *qglVertex4f)(GLfloat x, GLfloat y, GLfloat z, GLfloat w);
280 void (GLAPIENTRY *qglBegin)(GLenum mode);
281 void (GLAPIENTRY *qglEnd)(void);
283 void (GLAPIENTRY *qglMatrixMode)(GLenum mode);
284 //void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
285 //void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
286 void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height);
287 //void (GLAPIENTRY *qglPushMatrix)(void);
288 //void (GLAPIENTRY *qglPopMatrix)(void);
289 void (GLAPIENTRY *qglLoadIdentity)(void);
290 //void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
291 void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m);
292 //void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
293 //void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
294 //void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
295 //void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
296 //void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
297 //void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
298 //void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
299 //void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
301 void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
303 void (GLAPIENTRY *qglStencilFunc)(GLenum func, GLint ref, GLuint mask);
304 void (GLAPIENTRY *qglStencilMask)(GLuint mask);
305 void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass);
306 void (GLAPIENTRY *qglClearStencil)(GLint s);
308 void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
309 void (GLAPIENTRY *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params);
310 void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
311 void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
312 void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
313 void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
314 void (GLAPIENTRY *qglGetTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
315 void (GLAPIENTRY *qglGetTexParameteriv)(GLenum target, GLenum pname, GLint *params);
316 void (GLAPIENTRY *qglGetTexLevelParameterfv)(GLenum target, GLint level, GLenum pname, GLfloat *params);
317 void (GLAPIENTRY *qglGetTexLevelParameteriv)(GLenum target, GLint level, GLenum pname, GLint *params);
318 void (GLAPIENTRY *qglGetTexImage)(GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels);
319 void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode);
321 void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
322 void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures);
323 void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
324 //void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities);
325 //GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences);
326 //GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture);
327 //void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param);
328 void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param);
330 //void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
331 void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
332 //void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
333 void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
334 //void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border);
335 void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
336 //void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
337 void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
340 void (GLAPIENTRY *qglDrawRangeElementsEXT)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
342 //void (GLAPIENTRY *qglColorTableEXT)(int, int, int, int, int, const void *);
344 void (GLAPIENTRY *qglTexImage3D)(GLenum target, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
345 void (GLAPIENTRY *qglTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels);
346 void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
348 void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height);
350 void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
351 void (GLAPIENTRY *qglPolygonMode)(GLenum face, GLenum mode);
352 void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask);
354 //void (GLAPIENTRY *qglClipPlane)(GLenum plane, const GLdouble *equation);
355 //void (GLAPIENTRY *qglGetClipPlane)(GLenum plane, GLdouble *equation);
357 //[515]: added on 29.07.2005
358 void (GLAPIENTRY *qglLineWidth)(GLfloat width);
359 void (GLAPIENTRY *qglPointSize)(GLfloat size);
361 void (GLAPIENTRY *qglBlendEquationEXT)(GLenum);
363 void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum);
364 void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint);
365 void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
367 void (GLAPIENTRY *qglDeleteShader)(GLuint obj);
368 void (GLAPIENTRY *qglDeleteProgram)(GLuint obj);
369 //GLuint (GLAPIENTRY *qglGetHandle)(GLenum pname);
370 void (GLAPIENTRY *qglDetachShader)(GLuint containerObj, GLuint attachedObj);
371 GLuint (GLAPIENTRY *qglCreateShader)(GLenum shaderType);
372 void (GLAPIENTRY *qglShaderSource)(GLuint shaderObj, GLsizei count, const GLchar **string, const GLint *length);
373 void (GLAPIENTRY *qglCompileShader)(GLuint shaderObj);
374 GLuint (GLAPIENTRY *qglCreateProgram)(void);
375 void (GLAPIENTRY *qglAttachShader)(GLuint containerObj, GLuint obj);
376 void (GLAPIENTRY *qglLinkProgram)(GLuint programObj);
377 void (GLAPIENTRY *qglUseProgram)(GLuint programObj);
378 void (GLAPIENTRY *qglValidateProgram)(GLuint programObj);
379 void (GLAPIENTRY *qglUniform1f)(GLint location, GLfloat v0);
380 void (GLAPIENTRY *qglUniform2f)(GLint location, GLfloat v0, GLfloat v1);
381 void (GLAPIENTRY *qglUniform3f)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
382 void (GLAPIENTRY *qglUniform4f)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
383 void (GLAPIENTRY *qglUniform1i)(GLint location, GLint v0);
384 void (GLAPIENTRY *qglUniform2i)(GLint location, GLint v0, GLint v1);
385 void (GLAPIENTRY *qglUniform3i)(GLint location, GLint v0, GLint v1, GLint v2);
386 void (GLAPIENTRY *qglUniform4i)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
387 void (GLAPIENTRY *qglUniform1fv)(GLint location, GLsizei count, const GLfloat *value);
388 void (GLAPIENTRY *qglUniform2fv)(GLint location, GLsizei count, const GLfloat *value);
389 void (GLAPIENTRY *qglUniform3fv)(GLint location, GLsizei count, const GLfloat *value);
390 void (GLAPIENTRY *qglUniform4fv)(GLint location, GLsizei count, const GLfloat *value);
391 void (GLAPIENTRY *qglUniform1iv)(GLint location, GLsizei count, const GLint *value);
392 void (GLAPIENTRY *qglUniform2iv)(GLint location, GLsizei count, const GLint *value);
393 void (GLAPIENTRY *qglUniform3iv)(GLint location, GLsizei count, const GLint *value);
394 void (GLAPIENTRY *qglUniform4iv)(GLint location, GLsizei count, const GLint *value);
395 void (GLAPIENTRY *qglUniformMatrix2fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
396 void (GLAPIENTRY *qglUniformMatrix3fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
397 void (GLAPIENTRY *qglUniformMatrix4fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
398 void (GLAPIENTRY *qglGetShaderiv)(GLuint obj, GLenum pname, GLint *params);
399 void (GLAPIENTRY *qglGetProgramiv)(GLuint obj, GLenum pname, GLint *params);
400 void (GLAPIENTRY *qglGetShaderInfoLog)(GLuint obj, GLsizei maxLength, GLsizei *length, GLchar *infoLog);
401 void (GLAPIENTRY *qglGetProgramInfoLog)(GLuint obj, GLsizei maxLength, GLsizei *length, GLchar *infoLog);
402 void (GLAPIENTRY *qglGetAttachedShaders)(GLuint containerObj, GLsizei maxCount, GLsizei *count, GLuint *obj);
403 GLint (GLAPIENTRY *qglGetUniformLocation)(GLuint programObj, const GLchar *name);
404 void (GLAPIENTRY *qglGetActiveUniform)(GLuint programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLchar *name);
405 void (GLAPIENTRY *qglGetUniformfv)(GLuint programObj, GLint location, GLfloat *params);
406 void (GLAPIENTRY *qglGetUniformiv)(GLuint programObj, GLint location, GLint *params);
407 void (GLAPIENTRY *qglGetShaderSource)(GLuint obj, GLsizei maxLength, GLsizei *length, GLchar *source);
409 void (GLAPIENTRY *qglVertexAttrib1f)(GLuint index, GLfloat v0);
410 void (GLAPIENTRY *qglVertexAttrib1s)(GLuint index, GLshort v0);
411 void (GLAPIENTRY *qglVertexAttrib1d)(GLuint index, GLdouble v0);
412 void (GLAPIENTRY *qglVertexAttrib2f)(GLuint index, GLfloat v0, GLfloat v1);
413 void (GLAPIENTRY *qglVertexAttrib2s)(GLuint index, GLshort v0, GLshort v1);
414 void (GLAPIENTRY *qglVertexAttrib2d)(GLuint index, GLdouble v0, GLdouble v1);
415 void (GLAPIENTRY *qglVertexAttrib3f)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
416 void (GLAPIENTRY *qglVertexAttrib3s)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
417 void (GLAPIENTRY *qglVertexAttrib3d)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
418 void (GLAPIENTRY *qglVertexAttrib4f)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
419 void (GLAPIENTRY *qglVertexAttrib4s)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
420 void (GLAPIENTRY *qglVertexAttrib4d)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
421 void (GLAPIENTRY *qglVertexAttrib4Nub)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
422 void (GLAPIENTRY *qglVertexAttrib1fv)(GLuint index, const GLfloat *v);
423 void (GLAPIENTRY *qglVertexAttrib1sv)(GLuint index, const GLshort *v);
424 void (GLAPIENTRY *qglVertexAttrib1dv)(GLuint index, const GLdouble *v);
425 void (GLAPIENTRY *qglVertexAttrib2fv)(GLuint index, const GLfloat *v);
426 void (GLAPIENTRY *qglVertexAttrib2sv)(GLuint index, const GLshort *v);
427 void (GLAPIENTRY *qglVertexAttrib2dv)(GLuint index, const GLdouble *v);
428 void (GLAPIENTRY *qglVertexAttrib3fv)(GLuint index, const GLfloat *v);
429 void (GLAPIENTRY *qglVertexAttrib3sv)(GLuint index, const GLshort *v);
430 void (GLAPIENTRY *qglVertexAttrib3dv)(GLuint index, const GLdouble *v);
431 void (GLAPIENTRY *qglVertexAttrib4fv)(GLuint index, const GLfloat *v);
432 void (GLAPIENTRY *qglVertexAttrib4sv)(GLuint index, const GLshort *v);
433 void (GLAPIENTRY *qglVertexAttrib4dv)(GLuint index, const GLdouble *v);
434 void (GLAPIENTRY *qglVertexAttrib4iv)(GLuint index, const GLint *v);
435 void (GLAPIENTRY *qglVertexAttrib4bv)(GLuint index, const GLbyte *v);
436 void (GLAPIENTRY *qglVertexAttrib4ubv)(GLuint index, const GLubyte *v);
437 void (GLAPIENTRY *qglVertexAttrib4usv)(GLuint index, const GLushort *v);
438 void (GLAPIENTRY *qglVertexAttrib4uiv)(GLuint index, const GLuint *v);
439 void (GLAPIENTRY *qglVertexAttrib4Nbv)(GLuint index, const GLbyte *v);
440 void (GLAPIENTRY *qglVertexAttrib4Nsv)(GLuint index, const GLshort *v);
441 void (GLAPIENTRY *qglVertexAttrib4Niv)(GLuint index, const GLint *v);
442 void (GLAPIENTRY *qglVertexAttrib4Nubv)(GLuint index, const GLubyte *v);
443 void (GLAPIENTRY *qglVertexAttrib4Nusv)(GLuint index, const GLushort *v);
444 void (GLAPIENTRY *qglVertexAttrib4Nuiv)(GLuint index, const GLuint *v);
445 void (GLAPIENTRY *qglVertexAttribPointer)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
446 void (GLAPIENTRY *qglEnableVertexAttribArray)(GLuint index);
447 void (GLAPIENTRY *qglDisableVertexAttribArray)(GLuint index);
448 void (GLAPIENTRY *qglBindAttribLocation)(GLuint programObj, GLuint index, const GLchar *name);
449 void (GLAPIENTRY *qglBindFragDataLocation)(GLuint programObj, GLuint index, const GLchar *name);
450 void (GLAPIENTRY *qglGetActiveAttrib)(GLuint programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLchar *name);
451 GLint (GLAPIENTRY *qglGetAttribLocation)(GLuint programObj, const GLchar *name);
452 void (GLAPIENTRY *qglGetVertexAttribdv)(GLuint index, GLenum pname, GLdouble *params);
453 void (GLAPIENTRY *qglGetVertexAttribfv)(GLuint index, GLenum pname, GLfloat *params);
454 void (GLAPIENTRY *qglGetVertexAttribiv)(GLuint index, GLenum pname, GLint *params);
455 void (GLAPIENTRY *qglGetVertexAttribPointerv)(GLuint index, GLenum pname, GLvoid **pointer);
457 //GL_ARB_vertex_buffer_object
458 void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer);
459 void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
460 void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers);
461 GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer);
462 GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access);
463 GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target);
464 void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
465 void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data);
467 //GL_EXT_framebuffer_object
468 GLboolean (GLAPIENTRY *qglIsRenderbufferEXT)(GLuint renderbuffer);
469 void (GLAPIENTRY *qglBindRenderbufferEXT)(GLenum target, GLuint renderbuffer);
470 void (GLAPIENTRY *qglDeleteRenderbuffersEXT)(GLsizei n, const GLuint *renderbuffers);
471 void (GLAPIENTRY *qglGenRenderbuffersEXT)(GLsizei n, GLuint *renderbuffers);
472 void (GLAPIENTRY *qglRenderbufferStorageEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
473 void (GLAPIENTRY *qglGetRenderbufferParameterivEXT)(GLenum target, GLenum pname, GLint *params);
474 GLboolean (GLAPIENTRY *qglIsFramebufferEXT)(GLuint framebuffer);
475 void (GLAPIENTRY *qglBindFramebufferEXT)(GLenum target, GLuint framebuffer);
476 void (GLAPIENTRY *qglDeleteFramebuffersEXT)(GLsizei n, const GLuint *framebuffers);
477 void (GLAPIENTRY *qglGenFramebuffersEXT)(GLsizei n, GLuint *framebuffers);
478 GLenum (GLAPIENTRY *qglCheckFramebufferStatusEXT)(GLenum target);
479 //void (GLAPIENTRY *qglFramebufferTexture1DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
480 void (GLAPIENTRY *qglFramebufferTexture2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
481 void (GLAPIENTRY *qglFramebufferTexture3DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
482 void (GLAPIENTRY *qglFramebufferRenderbufferEXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
483 void (GLAPIENTRY *qglGetFramebufferAttachmentParameterivEXT)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
484 void (GLAPIENTRY *qglGenerateMipmapEXT)(GLenum target);
486 void (GLAPIENTRY *qglDrawBuffersARB)(GLsizei n, const GLenum *bufs);
488 void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data);
489 void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void *data);
490 //void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data);
491 void (GLAPIENTRY *qglCompressedTexSubImage3DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *data);
492 void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data);
493 //void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data);
494 void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img);
496 void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids);
497 void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids);
498 GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid);
499 void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid);
500 void (GLAPIENTRY *qglEndQueryARB)(GLenum target);
501 void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params);
502 void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params);
503 void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params);
505 void (GLAPIENTRY *qglSampleCoverageARB)(GLclampf value, GLboolean invert);
508 #define sscanf sscanf_s
511 qboolean GL_CheckExtension(const char *minglver_or_ext, const dllfunction_t *funcs, const char *disableparm, int silent)
514 const dllfunction_t *func;
515 struct { int major, minor; } min_version, curr_version;
516 char extstr[MAX_INPUTLINE];
519 if(sscanf(minglver_or_ext, "%d.%d", &min_version.major, &min_version.minor) == 2)
520 ext = 0; // opengl version
521 else if(minglver_or_ext[0] != toupper(minglver_or_ext[0]))
522 ext = -1; // pseudo name
524 ext = 1; // extension name
527 Con_DPrintf("checking for %s... ", minglver_or_ext);
529 Con_DPrintf("checking for OpenGL %s core features... ", minglver_or_ext);
531 for (func = funcs;func && func->name;func++)
532 *func->funcvariable = NULL;
534 if (disableparm && (COM_CheckParm(disableparm) || COM_CheckParm("-safe")))
536 Con_DPrint("disabled by commandline\n");
540 if (ext == 1) // opengl extension
542 if (!strstr(gl_extensions ? gl_extensions : "", minglver_or_ext) && !strstr(gl_platformextensions ? gl_platformextensions : "", minglver_or_ext))
544 Con_DPrint("not detected\n");
549 if(ext == 0) // opengl version
551 if (sscanf(gl_version, "%d.%d", &curr_version.major, &curr_version.minor) < 2)
552 curr_version.major = curr_version.minor = 1;
554 if (curr_version.major < min_version.major || (curr_version.major == min_version.major && curr_version.minor < min_version.minor))
556 Con_DPrintf("not detected (OpenGL %d.%d loaded)\n", curr_version.major, curr_version.minor);
561 for (func = funcs;func && func->name != NULL;func++)
563 // Con_DPrintf("\n %s... ", func->name);
565 // functions are cleared before all the extensions are evaluated
566 if (!(*func->funcvariable = (void *) GL_GetProcAddress(func->name)))
569 Con_DPrintf("%s is missing function \"%s\" - broken driver!\n", minglver_or_ext, func->name);
571 Con_Printf("OpenGL %s core features are missing function \"%s\" - broken driver!\n", minglver_or_ext, func->name);
575 // delay the return so it prints all missing functions
578 // VorteX: add to found extension list
579 dpsnprintf(extstr, sizeof(extstr), "%s %s ", gl_info_extensions.string, minglver_or_ext);
580 Cvar_SetQuick(&gl_info_extensions, extstr);
582 Con_DPrint("enabled\n");
586 static dllfunction_t opengl110funcs[] =
588 {"glClearColor", (void **) &qglClearColor},
589 {"glClear", (void **) &qglClear},
590 {"glAlphaFunc", (void **) &qglAlphaFunc},
591 {"glBlendFunc", (void **) &qglBlendFunc},
592 {"glCullFace", (void **) &qglCullFace},
593 {"glDrawBuffer", (void **) &qglDrawBuffer},
594 {"glReadBuffer", (void **) &qglReadBuffer},
595 {"glEnable", (void **) &qglEnable},
596 {"glDisable", (void **) &qglDisable},
597 {"glIsEnabled", (void **) &qglIsEnabled},
598 {"glEnableClientState", (void **) &qglEnableClientState},
599 {"glDisableClientState", (void **) &qglDisableClientState},
600 {"glGetBooleanv", (void **) &qglGetBooleanv},
601 {"glGetDoublev", (void **) &qglGetDoublev},
602 {"glGetFloatv", (void **) &qglGetFloatv},
603 {"glGetIntegerv", (void **) &qglGetIntegerv},
604 {"glGetError", (void **) &qglGetError},
605 {"glGetString", (void **) &qglGetString},
606 {"glFinish", (void **) &qglFinish},
607 {"glFlush", (void **) &qglFlush},
608 {"glClearDepth", (void **) &qglClearDepth},
609 {"glDepthFunc", (void **) &qglDepthFunc},
610 {"glDepthMask", (void **) &qglDepthMask},
611 {"glDepthRange", (void **) &qglDepthRange},
612 {"glDrawElements", (void **) &qglDrawElements},
613 {"glDrawArrays", (void **) &qglDrawArrays},
614 {"glColorMask", (void **) &qglColorMask},
615 {"glVertexPointer", (void **) &qglVertexPointer},
616 {"glNormalPointer", (void **) &qglNormalPointer},
617 {"glColorPointer", (void **) &qglColorPointer},
618 {"glTexCoordPointer", (void **) &qglTexCoordPointer},
619 {"glArrayElement", (void **) &qglArrayElement},
620 {"glColor4ub", (void **) &qglColor4ub},
621 {"glColor4f", (void **) &qglColor4f},
622 {"glTexCoord1f", (void **) &qglTexCoord1f},
623 {"glTexCoord2f", (void **) &qglTexCoord2f},
624 {"glTexCoord3f", (void **) &qglTexCoord3f},
625 {"glTexCoord4f", (void **) &qglTexCoord4f},
626 {"glVertex2f", (void **) &qglVertex2f},
627 {"glVertex3f", (void **) &qglVertex3f},
628 {"glVertex4f", (void **) &qglVertex4f},
629 {"glBegin", (void **) &qglBegin},
630 {"glEnd", (void **) &qglEnd},
631 //[515]: added on 29.07.2005
632 {"glLineWidth", (void**) &qglLineWidth},
633 {"glPointSize", (void**) &qglPointSize},
635 {"glMatrixMode", (void **) &qglMatrixMode},
636 // {"glOrtho", (void **) &qglOrtho},
637 // {"glFrustum", (void **) &qglFrustum},
638 {"glViewport", (void **) &qglViewport},
639 // {"glPushMatrix", (void **) &qglPushMatrix},
640 // {"glPopMatrix", (void **) &qglPopMatrix},
641 {"glLoadIdentity", (void **) &qglLoadIdentity},
642 // {"glLoadMatrixd", (void **) &qglLoadMatrixd},
643 {"glLoadMatrixf", (void **) &qglLoadMatrixf},
644 // {"glMultMatrixd", (void **) &qglMultMatrixd},
645 // {"glMultMatrixf", (void **) &qglMultMatrixf},
646 // {"glRotated", (void **) &qglRotated},
647 // {"glRotatef", (void **) &qglRotatef},
648 // {"glScaled", (void **) &qglScaled},
649 // {"glScalef", (void **) &qglScalef},
650 // {"glTranslated", (void **) &qglTranslated},
651 // {"glTranslatef", (void **) &qglTranslatef},
652 {"glReadPixels", (void **) &qglReadPixels},
653 {"glStencilFunc", (void **) &qglStencilFunc},
654 {"glStencilMask", (void **) &qglStencilMask},
655 {"glStencilOp", (void **) &qglStencilOp},
656 {"glClearStencil", (void **) &qglClearStencil},
657 {"glTexEnvf", (void **) &qglTexEnvf},
658 {"glTexEnvfv", (void **) &qglTexEnvfv},
659 {"glTexEnvi", (void **) &qglTexEnvi},
660 {"glTexParameterf", (void **) &qglTexParameterf},
661 {"glTexParameterfv", (void **) &qglTexParameterfv},
662 {"glTexParameteri", (void **) &qglTexParameteri},
663 {"glGetTexImage", (void **) &qglGetTexImage},
664 {"glGetTexParameterfv", (void **) &qglGetTexParameterfv},
665 {"glGetTexParameteriv", (void **) &qglGetTexParameteriv},
666 {"glGetTexLevelParameterfv", (void **) &qglGetTexLevelParameterfv},
667 {"glGetTexLevelParameteriv", (void **) &qglGetTexLevelParameteriv},
668 {"glHint", (void **) &qglHint},
669 // {"glPixelStoref", (void **) &qglPixelStoref},
670 {"glPixelStorei", (void **) &qglPixelStorei},
671 {"glGenTextures", (void **) &qglGenTextures},
672 {"glDeleteTextures", (void **) &qglDeleteTextures},
673 {"glBindTexture", (void **) &qglBindTexture},
674 // {"glPrioritizeTextures", (void **) &qglPrioritizeTextures},
675 // {"glAreTexturesResident", (void **) &qglAreTexturesResident},
676 // {"glIsTexture", (void **) &qglIsTexture},
677 // {"glTexImage1D", (void **) &qglTexImage1D},
678 {"glTexImage2D", (void **) &qglTexImage2D},
679 // {"glTexSubImage1D", (void **) &qglTexSubImage1D},
680 {"glTexSubImage2D", (void **) &qglTexSubImage2D},
681 // {"glCopyTexImage1D", (void **) &qglCopyTexImage1D},
682 {"glCopyTexImage2D", (void **) &qglCopyTexImage2D},
683 // {"glCopyTexSubImage1D", (void **) &qglCopyTexSubImage1D},
684 {"glCopyTexSubImage2D", (void **) &qglCopyTexSubImage2D},
685 {"glScissor", (void **) &qglScissor},
686 {"glPolygonOffset", (void **) &qglPolygonOffset},
687 {"glPolygonMode", (void **) &qglPolygonMode},
688 {"glPolygonStipple", (void **) &qglPolygonStipple},
689 // {"glClipPlane", (void **) &qglClipPlane},
690 // {"glGetClipPlane", (void **) &qglGetClipPlane},
694 static dllfunction_t drawrangeelementsfuncs[] =
696 {"glDrawRangeElements", (void **) &qglDrawRangeElements},
700 static dllfunction_t drawrangeelementsextfuncs[] =
702 {"glDrawRangeElementsEXT", (void **) &qglDrawRangeElementsEXT},
706 static dllfunction_t multitexturefuncs[] =
708 {"glMultiTexCoord1fARB", (void **) &qglMultiTexCoord1f},
709 {"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f},
710 {"glMultiTexCoord3fARB", (void **) &qglMultiTexCoord3f},
711 {"glMultiTexCoord4fARB", (void **) &qglMultiTexCoord4f},
712 {"glActiveTextureARB", (void **) &qglActiveTexture},
713 {"glClientActiveTextureARB", (void **) &qglClientActiveTexture},
717 static dllfunction_t texture3dextfuncs[] =
719 {"glTexImage3DEXT", (void **) &qglTexImage3D},
720 {"glTexSubImage3DEXT", (void **) &qglTexSubImage3D},
721 {"glCopyTexSubImage3DEXT", (void **) &qglCopyTexSubImage3D},
725 static dllfunction_t atiseparatestencilfuncs[] =
727 {"glStencilOpSeparateATI", (void **) &qglStencilOpSeparate},
728 {"glStencilFuncSeparateATI", (void **) &qglStencilFuncSeparate},
732 static dllfunction_t gl2separatestencilfuncs[] =
734 {"glStencilOpSeparate", (void **) &qglStencilOpSeparate},
735 {"glStencilFuncSeparate", (void **) &qglStencilFuncSeparate},
739 static dllfunction_t stenciltwosidefuncs[] =
741 {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT},
745 static dllfunction_t blendequationfuncs[] =
747 {"glBlendEquationEXT", (void **) &qglBlendEquationEXT},
751 static dllfunction_t gl20shaderfuncs[] =
753 {"glDeleteShader", (void **) &qglDeleteShader},
754 {"glDeleteProgram", (void **) &qglDeleteProgram},
755 // {"glGetHandle", (void **) &qglGetHandle},
756 {"glDetachShader", (void **) &qglDetachShader},
757 {"glCreateShader", (void **) &qglCreateShader},
758 {"glShaderSource", (void **) &qglShaderSource},
759 {"glCompileShader", (void **) &qglCompileShader},
760 {"glCreateProgram", (void **) &qglCreateProgram},
761 {"glAttachShader", (void **) &qglAttachShader},
762 {"glLinkProgram", (void **) &qglLinkProgram},
763 {"glUseProgram", (void **) &qglUseProgram},
764 {"glValidateProgram", (void **) &qglValidateProgram},
765 {"glUniform1f", (void **) &qglUniform1f},
766 {"glUniform2f", (void **) &qglUniform2f},
767 {"glUniform3f", (void **) &qglUniform3f},
768 {"glUniform4f", (void **) &qglUniform4f},
769 {"glUniform1i", (void **) &qglUniform1i},
770 {"glUniform2i", (void **) &qglUniform2i},
771 {"glUniform3i", (void **) &qglUniform3i},
772 {"glUniform4i", (void **) &qglUniform4i},
773 {"glUniform1fv", (void **) &qglUniform1fv},
774 {"glUniform2fv", (void **) &qglUniform2fv},
775 {"glUniform3fv", (void **) &qglUniform3fv},
776 {"glUniform4fv", (void **) &qglUniform4fv},
777 {"glUniform1iv", (void **) &qglUniform1iv},
778 {"glUniform2iv", (void **) &qglUniform2iv},
779 {"glUniform3iv", (void **) &qglUniform3iv},
780 {"glUniform4iv", (void **) &qglUniform4iv},
781 {"glUniformMatrix2fv", (void **) &qglUniformMatrix2fv},
782 {"glUniformMatrix3fv", (void **) &qglUniformMatrix3fv},
783 {"glUniformMatrix4fv", (void **) &qglUniformMatrix4fv},
784 {"glGetShaderiv", (void **) &qglGetShaderiv},
785 {"glGetProgramiv", (void **) &qglGetProgramiv},
786 {"glGetShaderInfoLog", (void **) &qglGetShaderInfoLog},
787 {"glGetProgramInfoLog", (void **) &qglGetProgramInfoLog},
788 {"glGetAttachedShaders", (void **) &qglGetAttachedShaders},
789 {"glGetUniformLocation", (void **) &qglGetUniformLocation},
790 {"glGetActiveUniform", (void **) &qglGetActiveUniform},
791 {"glGetUniformfv", (void **) &qglGetUniformfv},
792 {"glGetUniformiv", (void **) &qglGetUniformiv},
793 {"glGetShaderSource", (void **) &qglGetShaderSource},
794 {"glVertexAttrib1f", (void **) &qglVertexAttrib1f},
795 {"glVertexAttrib1s", (void **) &qglVertexAttrib1s},
796 {"glVertexAttrib1d", (void **) &qglVertexAttrib1d},
797 {"glVertexAttrib2f", (void **) &qglVertexAttrib2f},
798 {"glVertexAttrib2s", (void **) &qglVertexAttrib2s},
799 {"glVertexAttrib2d", (void **) &qglVertexAttrib2d},
800 {"glVertexAttrib3f", (void **) &qglVertexAttrib3f},
801 {"glVertexAttrib3s", (void **) &qglVertexAttrib3s},
802 {"glVertexAttrib3d", (void **) &qglVertexAttrib3d},
803 {"glVertexAttrib4f", (void **) &qglVertexAttrib4f},
804 {"glVertexAttrib4s", (void **) &qglVertexAttrib4s},
805 {"glVertexAttrib4d", (void **) &qglVertexAttrib4d},
806 {"glVertexAttrib4Nub", (void **) &qglVertexAttrib4Nub},
807 {"glVertexAttrib1fv", (void **) &qglVertexAttrib1fv},
808 {"glVertexAttrib1sv", (void **) &qglVertexAttrib1sv},
809 {"glVertexAttrib1dv", (void **) &qglVertexAttrib1dv},
810 {"glVertexAttrib2fv", (void **) &qglVertexAttrib1fv},
811 {"glVertexAttrib2sv", (void **) &qglVertexAttrib1sv},
812 {"glVertexAttrib2dv", (void **) &qglVertexAttrib1dv},
813 {"glVertexAttrib3fv", (void **) &qglVertexAttrib1fv},
814 {"glVertexAttrib3sv", (void **) &qglVertexAttrib1sv},
815 {"glVertexAttrib3dv", (void **) &qglVertexAttrib1dv},
816 {"glVertexAttrib4fv", (void **) &qglVertexAttrib1fv},
817 {"glVertexAttrib4sv", (void **) &qglVertexAttrib1sv},
818 {"glVertexAttrib4dv", (void **) &qglVertexAttrib1dv},
819 // {"glVertexAttrib4iv", (void **) &qglVertexAttrib1iv},
820 // {"glVertexAttrib4bv", (void **) &qglVertexAttrib1bv},
821 // {"glVertexAttrib4ubv", (void **) &qglVertexAttrib1ubv},
822 // {"glVertexAttrib4usv", (void **) &qglVertexAttrib1usv},
823 // {"glVertexAttrib4uiv", (void **) &qglVertexAttrib1uiv},
824 // {"glVertexAttrib4Nbv", (void **) &qglVertexAttrib1Nbv},
825 // {"glVertexAttrib4Nsv", (void **) &qglVertexAttrib1Nsv},
826 // {"glVertexAttrib4Niv", (void **) &qglVertexAttrib1Niv},
827 // {"glVertexAttrib4Nubv", (void **) &qglVertexAttrib1Nubv},
828 // {"glVertexAttrib4Nusv", (void **) &qglVertexAttrib1Nusv},
829 // {"glVertexAttrib4Nuiv", (void **) &qglVertexAttrib1Nuiv},
830 {"glVertexAttribPointer", (void **) &qglVertexAttribPointer},
831 {"glEnableVertexAttribArray", (void **) &qglEnableVertexAttribArray},
832 {"glDisableVertexAttribArray", (void **) &qglDisableVertexAttribArray},
833 {"glBindAttribLocation", (void **) &qglBindAttribLocation},
834 {"glGetActiveAttrib", (void **) &qglGetActiveAttrib},
835 {"glGetAttribLocation", (void **) &qglGetAttribLocation},
836 {"glGetVertexAttribdv", (void **) &qglGetVertexAttribdv},
837 {"glGetVertexAttribfv", (void **) &qglGetVertexAttribfv},
838 {"glGetVertexAttribiv", (void **) &qglGetVertexAttribiv},
839 {"glGetVertexAttribPointerv", (void **) &qglGetVertexAttribPointerv},
843 static dllfunction_t glsl130funcs[] =
845 {"glBindFragDataLocation", (void **) &qglBindFragDataLocation},
849 static dllfunction_t vbofuncs[] =
851 {"glBindBufferARB" , (void **) &qglBindBufferARB},
852 {"glDeleteBuffersARB" , (void **) &qglDeleteBuffersARB},
853 {"glGenBuffersARB" , (void **) &qglGenBuffersARB},
854 {"glIsBufferARB" , (void **) &qglIsBufferARB},
855 {"glMapBufferARB" , (void **) &qglMapBufferARB},
856 {"glUnmapBufferARB" , (void **) &qglUnmapBufferARB},
857 {"glBufferDataARB" , (void **) &qglBufferDataARB},
858 {"glBufferSubDataARB" , (void **) &qglBufferSubDataARB},
862 static dllfunction_t fbofuncs[] =
864 {"glIsRenderbufferEXT" , (void **) &qglIsRenderbufferEXT},
865 {"glBindRenderbufferEXT" , (void **) &qglBindRenderbufferEXT},
866 {"glDeleteRenderbuffersEXT" , (void **) &qglDeleteRenderbuffersEXT},
867 {"glGenRenderbuffersEXT" , (void **) &qglGenRenderbuffersEXT},
868 {"glRenderbufferStorageEXT" , (void **) &qglRenderbufferStorageEXT},
869 {"glGetRenderbufferParameterivEXT" , (void **) &qglGetRenderbufferParameterivEXT},
870 {"glIsFramebufferEXT" , (void **) &qglIsFramebufferEXT},
871 {"glBindFramebufferEXT" , (void **) &qglBindFramebufferEXT},
872 {"glDeleteFramebuffersEXT" , (void **) &qglDeleteFramebuffersEXT},
873 {"glGenFramebuffersEXT" , (void **) &qglGenFramebuffersEXT},
874 {"glCheckFramebufferStatusEXT" , (void **) &qglCheckFramebufferStatusEXT},
875 // {"glFramebufferTexture1DEXT" , (void **) &qglFramebufferTexture1DEXT},
876 {"glFramebufferTexture2DEXT" , (void **) &qglFramebufferTexture2DEXT},
877 {"glFramebufferTexture3DEXT" , (void **) &qglFramebufferTexture3DEXT},
878 {"glFramebufferRenderbufferEXT" , (void **) &qglFramebufferRenderbufferEXT},
879 {"glGetFramebufferAttachmentParameterivEXT" , (void **) &qglGetFramebufferAttachmentParameterivEXT},
880 {"glGenerateMipmapEXT" , (void **) &qglGenerateMipmapEXT},
884 static dllfunction_t texturecompressionfuncs[] =
886 {"glCompressedTexImage3DARB", (void **) &qglCompressedTexImage3DARB},
887 {"glCompressedTexImage2DARB", (void **) &qglCompressedTexImage2DARB},
888 // {"glCompressedTexImage1DARB", (void **) &qglCompressedTexImage1DARB},
889 {"glCompressedTexSubImage3DARB", (void **) &qglCompressedTexSubImage3DARB},
890 {"glCompressedTexSubImage2DARB", (void **) &qglCompressedTexSubImage2DARB},
891 // {"glCompressedTexSubImage1DARB", (void **) &qglCompressedTexSubImage1DARB},
892 {"glGetCompressedTexImageARB", (void **) &qglGetCompressedTexImageARB},
896 static dllfunction_t occlusionqueryfuncs[] =
898 {"glGenQueriesARB", (void **) &qglGenQueriesARB},
899 {"glDeleteQueriesARB", (void **) &qglDeleteQueriesARB},
900 {"glIsQueryARB", (void **) &qglIsQueryARB},
901 {"glBeginQueryARB", (void **) &qglBeginQueryARB},
902 {"glEndQueryARB", (void **) &qglEndQueryARB},
903 {"glGetQueryivARB", (void **) &qglGetQueryivARB},
904 {"glGetQueryObjectivARB", (void **) &qglGetQueryObjectivARB},
905 {"glGetQueryObjectuivARB", (void **) &qglGetQueryObjectuivARB},
909 static dllfunction_t drawbuffersfuncs[] =
911 {"glDrawBuffersARB", (void **) &qglDrawBuffersARB},
915 static dllfunction_t multisamplefuncs[] =
917 {"glSampleCoverageARB", (void **) &qglSampleCoverageARB},
921 void VID_ClearExtensions(void)
923 // VorteX: reset extensions info cvar, it got filled by GL_CheckExtension
924 Cvar_SetQuick(&gl_info_extensions, "");
926 // clear the extension flags
927 memset(&vid.support, 0, sizeof(vid.support));
928 vid.renderpath = RENDERPATH_GL11;
929 vid.sRGBcapable2D = false;
930 vid.sRGBcapable3D = false;
931 vid.useinterleavedarrays = false;
932 vid.forcevbo = false;
933 vid.maxtexturesize_2d = 0;
934 vid.maxtexturesize_3d = 0;
935 vid.maxtexturesize_cubemap = 0;
937 vid.teximageunits = 1;
938 vid.texarrayunits = 1;
939 vid.max_anisotropy = 1;
940 vid.maxdrawbuffers = 1;
942 // this is a complete list of all functions that are directly checked in the renderer
943 qglDrawRangeElements = NULL;
944 qglDrawBuffer = NULL;
945 qglPolygonStipple = NULL;
947 qglActiveTexture = NULL;
948 qglGetCompressedTexImageARB = NULL;
949 qglFramebufferTexture2DEXT = NULL;
950 qglDrawBuffersARB = NULL;
953 void VID_CheckExtensions(void)
955 if (!GL_CheckExtension("glbase", opengl110funcs, NULL, false))
956 Sys_Error("OpenGL 1.1.0 functions not found");
957 vid.support.gl20shaders = GL_CheckExtension("2.0", gl20shaderfuncs, "-noshaders", true);
961 Con_DPrint("Checking OpenGL extensions...\n");
963 if (vid.support.gl20shaders)
965 // this one is purely optional, needed for GLSL 1.3 support (#version 130), so we don't even check the return value of GL_CheckExtension
966 vid.support.gl20shaders130 = GL_CheckExtension("glshaders130", glsl130funcs, "-noglsl130", true);
967 if(vid.support.gl20shaders130)
969 char *s = (char *) qglGetString(GL_SHADING_LANGUAGE_VERSION);
970 if(!s || atof(s) < 1.30 - 0.00001)
971 vid.support.gl20shaders130 = 0;
973 if(vid.support.gl20shaders130)
974 Con_DPrintf("Using GLSL 1.30\n");
976 Con_DPrintf("Using GLSL 1.00\n");
979 // GL drivers generally prefer GL_BGRA
980 vid.forcetextype = GL_BGRA;
982 vid.support.amd_texture_texture4 = GL_CheckExtension("GL_AMD_texture_texture4", NULL, "-notexture4", false);
983 vid.support.arb_depth_texture = GL_CheckExtension("GL_ARB_depth_texture", NULL, "-nodepthtexture", false);
984 vid.support.arb_draw_buffers = GL_CheckExtension("GL_ARB_draw_buffers", drawbuffersfuncs, "-nodrawbuffers", false);
985 vid.support.arb_multitexture = GL_CheckExtension("GL_ARB_multitexture", multitexturefuncs, "-nomtex", false);
986 vid.support.arb_occlusion_query = GL_CheckExtension("GL_ARB_occlusion_query", occlusionqueryfuncs, "-noocclusionquery", false);
987 vid.support.arb_shadow = GL_CheckExtension("GL_ARB_shadow", NULL, "-noshadow", false);
988 vid.support.arb_texture_compression = GL_CheckExtension("GL_ARB_texture_compression", texturecompressionfuncs, "-notexturecompression", false);
989 vid.support.arb_texture_cube_map = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false);
990 vid.support.arb_texture_env_combine = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false);
991 vid.support.arb_texture_gather = GL_CheckExtension("GL_ARB_texture_gather", NULL, "-notexturegather", false);
993 // LordHavoc: too many bugs on OSX!
994 vid.support.arb_texture_non_power_of_two = GL_CheckExtension("GL_ARB_texture_non_power_of_two", NULL, "-notexturenonpoweroftwo", false);
996 vid.support.arb_vertex_buffer_object = GL_CheckExtension("GL_ARB_vertex_buffer_object", vbofuncs, "-novbo", false);
997 vid.support.ati_separate_stencil = GL_CheckExtension("separatestencil", gl2separatestencilfuncs, "-noseparatestencil", true) || GL_CheckExtension("GL_ATI_separate_stencil", atiseparatestencilfuncs, "-noseparatestencil", false);
998 vid.support.ext_blend_minmax = GL_CheckExtension("GL_EXT_blend_minmax", blendequationfuncs, "-noblendminmax", false);
999 vid.support.ext_blend_subtract = GL_CheckExtension("GL_EXT_blend_subtract", blendequationfuncs, "-noblendsubtract", false);
1000 vid.support.ext_draw_range_elements = GL_CheckExtension("drawrangeelements", drawrangeelementsfuncs, "-nodrawrangeelements", true) || GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false);
1001 vid.support.ext_framebuffer_object = GL_CheckExtension("GL_EXT_framebuffer_object", fbofuncs, "-nofbo", false);
1002 vid.support.ext_stencil_two_side = GL_CheckExtension("GL_EXT_stencil_two_side", stenciltwosidefuncs, "-nostenciltwoside", false);
1003 vid.support.ext_texture_3d = GL_CheckExtension("GL_EXT_texture3D", texture3dextfuncs, "-notexture3d", false);
1004 vid.support.ext_texture_compression_s3tc = GL_CheckExtension("GL_EXT_texture_compression_s3tc", NULL, "-nos3tc", false);
1005 vid.support.ext_texture_edge_clamp = GL_CheckExtension("GL_EXT_texture_edge_clamp", NULL, "-noedgeclamp", false) || GL_CheckExtension("GL_SGIS_texture_edge_clamp", NULL, "-noedgeclamp", false);
1006 vid.support.ext_texture_filter_anisotropic = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", NULL, "-noanisotropy", false);
1007 vid.support.ext_texture_srgb = GL_CheckExtension("GL_EXT_texture_sRGB", NULL, "-nosrgb", false);
1008 vid.support.arb_multisample = GL_CheckExtension("GL_ARB_multisample", multisamplefuncs, "-nomultisample", false);
1009 vid.allowalphatocoverage = false;
1011 // COMMANDLINEOPTION: GL: -noshaders disables use of OpenGL 2.0 shaders (which allow pixel shader effects, can improve per pixel lighting performance and capabilities)
1012 // COMMANDLINEOPTION: GL: -noanisotropy disables GL_EXT_texture_filter_anisotropic (allows higher quality texturing)
1013 // COMMANDLINEOPTION: GL: -noblendminmax disables GL_EXT_blend_minmax
1014 // COMMANDLINEOPTION: GL: -noblendsubtract disables GL_EXT_blend_subtract
1015 // COMMANDLINEOPTION: GL: -nocombine disables GL_ARB_texture_env_combine or GL_EXT_texture_env_combine (required for bumpmapping and faster map rendering)
1016 // COMMANDLINEOPTION: GL: -nocubemap disables GL_ARB_texture_cube_map (required for bumpmapping)
1017 // COMMANDLINEOPTION: GL: -nodepthtexture disables use of GL_ARB_depth_texture (required for shadowmapping)
1018 // COMMANDLINEOPTION: GL: -nodrawbuffers disables use of GL_ARB_draw_buffers (required for r_shadow_deferredprepass)
1019 // COMMANDLINEOPTION: GL: -nodrawrangeelements disables GL_EXT_draw_range_elements (renders faster)
1020 // COMMANDLINEOPTION: GL: -noedgeclamp disables GL_EXT_texture_edge_clamp or GL_SGIS_texture_edge_clamp (recommended, some cards do not support the other texture clamp method)
1021 // COMMANDLINEOPTION: GL: -nofbo disables GL_EXT_framebuffer_object (which accelerates rendering), only used if GL_ARB_fragment_shader is also available
1022 // COMMANDLINEOPTION: GL: -nomtex disables GL_ARB_multitexture (required for faster map rendering)
1023 // COMMANDLINEOPTION: GL: -noocclusionquery disables GL_ARB_occlusion_query (which allows coronas to fade according to visibility, and potentially used for rendering optimizations)
1024 // COMMANDLINEOPTION: GL: -nos3tc disables GL_EXT_texture_compression_s3tc (which allows use of .dds texture caching)
1025 // COMMANDLINEOPTION: GL: -noseparatestencil disables use of OpenGL2.0 glStencilOpSeparate and GL_ATI_separate_stencil extensions (which accelerate shadow rendering)
1026 // COMMANDLINEOPTION: GL: -noshadow disables use of GL_ARB_shadow (required for hardware shadowmap filtering)
1027 // COMMANDLINEOPTION: GL: -nostenciltwoside disables GL_EXT_stencil_two_side (which accelerate shadow rendering)
1028 // COMMANDLINEOPTION: GL: -notexture3d disables GL_EXT_texture3D (required for spherical lights, otherwise they render as a column)
1029 // COMMANDLINEOPTION: GL: -notexture4 disables GL_AMD_texture_texture4 (which provides fetch4 sampling)
1030 // COMMANDLINEOPTION: GL: -notexturecompression disables GL_ARB_texture_compression (which saves video memory if it is supported, but can also degrade image quality, see gl_texturecompression cvar documentation for more information)
1031 // COMMANDLINEOPTION: GL: -notexturegather disables GL_ARB_texture_gather (which provides fetch4 sampling)
1032 // COMMANDLINEOPTION: GL: -notexturenonpoweroftwo disables GL_ARB_texture_non_power_of_two (which saves video memory if it is supported, but crashes on some buggy drivers)
1033 // COMMANDLINEOPTION: GL: -novbo disables GL_ARB_vertex_buffer_object (which accelerates rendering)
1034 // COMMANDLINEOPTION: GL: -nosrgb disables GL_EXT_texture_sRGB (which is used for higher quality non-linear texture gamma)
1035 // COMMANDLINEOPTION: GL: -nomultisample disables GL_ARB_multisample
1037 if (vid.support.arb_draw_buffers)
1038 qglGetIntegerv(GL_MAX_DRAW_BUFFERS_ARB, (GLint*)&vid.maxdrawbuffers);
1040 // disable non-power-of-two textures on Radeon X1600 and other cards that do not accelerate it with some filtering modes / repeat modes that we use
1041 // we detect these cards by checking if the hardware supports vertex texture fetch (Geforce6 does, Radeon X1600 does not, all GL3-class hardware does)
1042 if(vid.support.arb_texture_non_power_of_two && vid.support.gl20shaders)
1045 qglGetIntegerv(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &val);CHECKGLERROR
1047 vid.support.arb_texture_non_power_of_two = false;
1050 // we don't care if it's an extension or not, they are identical functions, so keep it simple in the rendering code
1051 if (qglDrawRangeElements == NULL)
1052 qglDrawRangeElements = qglDrawRangeElementsEXT;
1054 qglGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_2d);
1055 if (vid.support.ext_texture_filter_anisotropic)
1056 qglGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint*)&vid.max_anisotropy);
1057 if (vid.support.arb_texture_cube_map)
1058 qglGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, (GLint*)&vid.maxtexturesize_cubemap);
1059 if (vid.support.ext_texture_3d)
1060 qglGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_3d);
1062 // verify that 3d textures are really supported
1063 if (vid.support.ext_texture_3d && vid.maxtexturesize_3d < 32)
1065 vid.support.ext_texture_3d = false;
1066 Con_Printf("GL_EXT_texture3D reported bogus GL_MAX_3D_TEXTURE_SIZE, disabled\n");
1069 vid.texunits = vid.teximageunits = vid.texarrayunits = 1;
1070 if (vid.support.arb_multitexture)
1071 qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits);
1072 if (vid_gl20.integer && vid.support.gl20shaders)
1074 qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits);
1075 qglGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, (int *)&vid.teximageunits);CHECKGLERROR
1076 qglGetIntegerv(GL_MAX_TEXTURE_COORDS, (int *)&vid.texarrayunits);CHECKGLERROR
1077 vid.texunits = bound(4, vid.texunits, MAX_TEXTUREUNITS);
1078 vid.teximageunits = bound(16, vid.teximageunits, MAX_TEXTUREUNITS);
1079 vid.texarrayunits = bound(8, vid.texarrayunits, MAX_TEXTUREUNITS);
1080 Con_DPrintf("Using GL2.0 rendering path - %i texture matrix, %i texture images, %i texcoords%s\n", vid.texunits, vid.teximageunits, vid.texarrayunits, vid.support.ext_framebuffer_object ? ", shadowmapping supported" : "");
1081 vid.renderpath = RENDERPATH_GL20;
1082 vid.sRGBcapable2D = false;
1083 vid.sRGBcapable3D = true;
1084 vid.useinterleavedarrays = false;
1085 Con_Printf("vid.support.arb_multisample %i\n", vid.support.arb_multisample);
1086 Con_Printf("vid.mode.samples %i\n", vid.mode.samples);
1087 Con_Printf("vid.support.gl20shaders %i\n", vid.support.gl20shaders);
1088 vid.allowalphatocoverage = vid.support.arb_multisample && vid_samples.integer > 1 && vid.support.gl20shaders;
1090 else if (vid.support.arb_texture_env_combine && vid.texunits >= 2 && vid_gl13.integer)
1092 qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits);
1093 vid.texunits = bound(1, vid.texunits, MAX_TEXTUREUNITS);
1094 vid.teximageunits = vid.texunits;
1095 vid.texarrayunits = vid.texunits;
1096 Con_DPrintf("Using GL1.3 rendering path - %i texture units, single pass rendering\n", vid.texunits);
1097 vid.renderpath = RENDERPATH_GL13;
1098 vid.sRGBcapable2D = false;
1099 vid.sRGBcapable3D = false;
1100 vid.useinterleavedarrays = false;
1104 vid.texunits = bound(1, vid.texunits, MAX_TEXTUREUNITS);
1105 vid.teximageunits = vid.texunits;
1106 vid.texarrayunits = vid.texunits;
1107 Con_DPrintf("Using GL1.1 rendering path - %i texture units, two pass rendering\n", vid.texunits);
1108 vid.renderpath = RENDERPATH_GL11;
1109 vid.sRGBcapable2D = false;
1110 vid.sRGBcapable3D = false;
1111 vid.useinterleavedarrays = false;
1113 // enable multisample antialiasing if possible
1114 if (vid_samples.integer > 1 && vid.support.arb_multisample)
1115 qglEnable(GL_MULTISAMPLE_ARB);
1117 // VorteX: set other info (maybe place them in VID_InitMode?)
1118 Cvar_SetQuick(&gl_info_vendor, gl_vendor);
1119 Cvar_SetQuick(&gl_info_renderer, gl_renderer);
1120 Cvar_SetQuick(&gl_info_version, gl_version);
1121 Cvar_SetQuick(&gl_info_platform, gl_platform ? gl_platform : "");
1122 Cvar_SetQuick(&gl_info_driver, gl_driver);
1125 float VID_JoyState_GetAxis(const vid_joystate_t *joystate, int axis, float sensitivity, float deadzone)
1128 value = (axis >= 0 && axis < MAXJOYAXIS) ? joystate->axis[axis] : 0.0f;
1129 value = value > deadzone ? (value - deadzone) : (value < -deadzone ? (value + deadzone) : 0.0f);
1130 value *= deadzone > 0 ? (1.0f / (1.0f - deadzone)) : 1.0f;
1131 value = bound(-1, value, 1);
1132 return value * sensitivity;
1135 qboolean VID_JoyBlockEmulatedKeys(int keycode)
1138 vid_joystate_t joystate;
1140 if (!joy_axiskeyevents.integer)
1142 if (vid_joystate.is360)
1144 if (keycode != K_UPARROW && keycode != K_DOWNARROW && keycode != K_RIGHTARROW && keycode != K_LEFTARROW)
1147 // block system-generated key events for arrow keys if we're emulating the arrow keys ourselves
1148 VID_BuildJoyState(&joystate);
1149 for (j = 32;j < 36;j++)
1150 if (vid_joystate.button[j] || joystate.button[j])
1156 void VID_Shared_BuildJoyState_Begin(vid_joystate_t *joystate)
1159 xinput_state_t xinputstate;
1161 memset(joystate, 0, sizeof(*joystate));
1163 if (vid_xinputindex >= 0 && qXInputGetState && qXInputGetState(vid_xinputindex, &xinputstate) == S_OK)
1165 joystate->is360 = true;
1166 joystate->button[ 0] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP) != 0;
1167 joystate->button[ 1] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN) != 0;
1168 joystate->button[ 2] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT) != 0;
1169 joystate->button[ 3] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT) != 0;
1170 joystate->button[ 4] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_START) != 0;
1171 joystate->button[ 5] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_BACK) != 0;
1172 joystate->button[ 6] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_THUMB) != 0;
1173 joystate->button[ 7] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_THUMB) != 0;
1174 joystate->button[ 8] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER) != 0;
1175 joystate->button[ 9] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER) != 0;
1176 joystate->button[10] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_A) != 0;
1177 joystate->button[11] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_B) != 0;
1178 joystate->button[12] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_X) != 0;
1179 joystate->button[13] = (xinputstate.Gamepad.wButtons & XINPUT_GAMEPAD_Y) != 0;
1180 joystate->button[14] = xinputstate.Gamepad.bLeftTrigger >= XINPUT_GAMEPAD_TRIGGER_THRESHOLD;
1181 joystate->button[15] = xinputstate.Gamepad.bRightTrigger >= XINPUT_GAMEPAD_TRIGGER_THRESHOLD;
1182 joystate->button[16] = xinputstate.Gamepad.sThumbLY < -16384;
1183 joystate->button[17] = xinputstate.Gamepad.sThumbLY > 16384;
1184 joystate->button[18] = xinputstate.Gamepad.sThumbLX < -16384;
1185 joystate->button[19] = xinputstate.Gamepad.sThumbLX > 16384;
1186 joystate->button[20] = xinputstate.Gamepad.sThumbRY < -16384;
1187 joystate->button[21] = xinputstate.Gamepad.sThumbRY > 16384;
1188 joystate->button[22] = xinputstate.Gamepad.sThumbRX < -16384;
1189 joystate->button[23] = xinputstate.Gamepad.sThumbRX > 16384;
1190 joystate->axis[ 4] = xinputstate.Gamepad.bLeftTrigger * (1.0f / 255.0f);
1191 joystate->axis[ 5] = xinputstate.Gamepad.bRightTrigger * (1.0f / 255.0f);
1192 joystate->axis[ 0] = xinputstate.Gamepad.sThumbLX * (1.0f / 32767.0f);
1193 joystate->axis[ 1] = xinputstate.Gamepad.sThumbLY * (1.0f / 32767.0f);
1194 joystate->axis[ 2] = xinputstate.Gamepad.sThumbRX * (1.0f / 32767.0f);
1195 joystate->axis[ 3] = xinputstate.Gamepad.sThumbRY * (1.0f / 32767.0f);
1200 void VID_Shared_BuildJoyState_Finish(vid_joystate_t *joystate)
1203 if (joystate->is360)
1205 // emulate key events for thumbstick
1206 f = VID_JoyState_GetAxis(joystate, joy_axisforward.integer, 1, joy_axiskeyevents_deadzone.value) * joy_sensitivityforward.value;
1207 r = VID_JoyState_GetAxis(joystate, joy_axisside.integer , 1, joy_axiskeyevents_deadzone.value) * joy_sensitivityside.value;
1208 #if MAXJOYBUTTON != 36
1209 #error this code must be updated if MAXJOYBUTTON changes!
1211 joystate->button[32] = f > 0.0f;
1212 joystate->button[33] = f < 0.0f;
1213 joystate->button[34] = r > 0.0f;
1214 joystate->button[35] = r < 0.0f;
1217 void VID_KeyEventForButton(qboolean oldbutton, qboolean newbutton, int key, double *timer)
1223 if (realtime >= *timer)
1225 Key_Event(key, 0, true);
1226 *timer = realtime + 0.1;
1231 Key_Event(key, 0, false);
1239 Key_Event(key, 0, true);
1240 *timer = realtime + 0.5;
1245 #if MAXJOYBUTTON != 36
1246 #error this code must be updated if MAXJOYBUTTON changes!
1248 static int joybuttonkey[MAXJOYBUTTON][2] =
1250 {K_JOY1, K_ENTER}, {K_JOY2, K_ESCAPE}, {K_JOY3, 0}, {K_JOY4, 0}, {K_JOY5, 0}, {K_JOY6, 0}, {K_JOY7, 0}, {K_JOY8, 0}, {K_JOY9, 0}, {K_JOY10, 0}, {K_JOY11, 0}, {K_JOY12, 0}, {K_JOY13, 0}, {K_JOY14, 0}, {K_JOY15, 0}, {K_JOY16, 0},
1251 {K_AUX1, 0}, {K_AUX2, 0}, {K_AUX3, 0}, {K_AUX4, 0}, {K_AUX5, 0}, {K_AUX6, 0}, {K_AUX7, 0}, {K_AUX8, 0}, {K_AUX9, 0}, {K_AUX10, 0}, {K_AUX11, 0}, {K_AUX12, 0}, {K_AUX13, 0}, {K_AUX14, 0}, {K_AUX15, 0}, {K_AUX16, 0},
1252 {K_JOY_UP, K_UPARROW}, {K_JOY_DOWN, K_DOWNARROW}, {K_JOY_RIGHT, K_RIGHTARROW}, {K_JOY_LEFT, K_LEFTARROW},
1255 static int joybuttonkey360[][2] =
1257 {K_X360_DPAD_UP, K_UPARROW},
1258 {K_X360_DPAD_DOWN, K_DOWNARROW},
1259 {K_X360_DPAD_LEFT, K_LEFTARROW},
1260 {K_X360_DPAD_RIGHT, K_RIGHTARROW},
1261 {K_X360_START, K_ESCAPE},
1262 {K_X360_BACK, K_ESCAPE},
1263 {K_X360_LEFT_THUMB, 0},
1264 {K_X360_RIGHT_THUMB, 0},
1265 {K_X360_LEFT_SHOULDER, 0},
1266 {K_X360_RIGHT_SHOULDER, 0},
1267 {K_X360_A, K_ENTER},
1268 {K_X360_B, K_ESCAPE},
1271 {K_X360_LEFT_TRIGGER, 0},
1272 {K_X360_RIGHT_TRIGGER, 0},
1273 {K_X360_LEFT_THUMB_DOWN, K_DOWNARROW},
1274 {K_X360_LEFT_THUMB_UP, K_UPARROW},
1275 {K_X360_LEFT_THUMB_LEFT, K_LEFTARROW},
1276 {K_X360_LEFT_THUMB_RIGHT, K_RIGHTARROW},
1277 {K_X360_RIGHT_THUMB_DOWN, 0},
1278 {K_X360_RIGHT_THUMB_UP, 0},
1279 {K_X360_RIGHT_THUMB_LEFT, 0},
1280 {K_X360_RIGHT_THUMB_RIGHT, 0},
1283 double vid_joybuttontimer[MAXJOYBUTTON];
1284 void VID_ApplyJoyState(vid_joystate_t *joystate)
1287 int c = joy_axiskeyevents.integer != 0;
1288 if (joystate->is360)
1291 // keystrokes (chatpad)
1292 // DOES NOT WORK - no driver support in xinput1_3.dll :(
1293 xinput_keystroke_t keystroke;
1294 while (qXInputGetKeystroke && qXInputGetKeystroke(XUSER_INDEX_ANY, 0, &keystroke) == S_OK)
1295 Con_Printf("XInput KeyStroke: VirtualKey %i, Unicode %i, Flags %x, UserIndex %i, HidCode %i\n", keystroke.VirtualKey, keystroke.Unicode, keystroke.Flags, keystroke.UserIndex, keystroke.HidCode);
1298 // emit key events for buttons
1299 for (j = 0;j < (int)(sizeof(joybuttonkey360)/sizeof(joybuttonkey360[0]));j++)
1300 VID_KeyEventForButton(vid_joystate.button[j] != 0, joystate->button[j] != 0, joybuttonkey360[j][c], &vid_joybuttontimer[j]);
1303 cl.cmd.forwardmove += VID_JoyState_GetAxis(joystate, joy_x360_axisforward.integer, joy_x360_sensitivityforward.value, joy_x360_deadzoneforward.value) * cl_forwardspeed.value;
1304 cl.cmd.sidemove += VID_JoyState_GetAxis(joystate, joy_x360_axisside.integer, joy_x360_sensitivityside.value, joy_x360_deadzoneside.value) * cl_sidespeed.value;
1305 cl.cmd.upmove += VID_JoyState_GetAxis(joystate, joy_x360_axisup.integer, joy_x360_sensitivityup.value, joy_x360_deadzoneup.value) * cl_upspeed.value;
1306 cl.viewangles[0] += VID_JoyState_GetAxis(joystate, joy_x360_axispitch.integer, joy_x360_sensitivitypitch.value, joy_x360_deadzonepitch.value) * cl.realframetime * cl_pitchspeed.value;
1307 cl.viewangles[1] += VID_JoyState_GetAxis(joystate, joy_x360_axisyaw.integer, joy_x360_sensitivityyaw.value, joy_x360_deadzoneyaw.value) * cl.realframetime * cl_yawspeed.value;
1308 //cl.viewangles[2] += VID_JoyState_GetAxis(joystate, joy_x360_axisroll.integer, joy_x360_sensitivityroll.value, joy_x360_deadzoneroll.value) * cl.realframetime * cl_rollspeed.value;
1312 // emit key events for buttons
1313 for (j = 0;j < MAXJOYBUTTON;j++)
1314 VID_KeyEventForButton(vid_joystate.button[j] != 0, joystate->button[j] != 0, joybuttonkey[j][c], &vid_joybuttontimer[j]);
1317 cl.cmd.forwardmove += VID_JoyState_GetAxis(joystate, joy_axisforward.integer, joy_sensitivityforward.value, joy_deadzoneforward.value) * cl_forwardspeed.value;
1318 cl.cmd.sidemove += VID_JoyState_GetAxis(joystate, joy_axisside.integer, joy_sensitivityside.value, joy_deadzoneside.value) * cl_sidespeed.value;
1319 cl.cmd.upmove += VID_JoyState_GetAxis(joystate, joy_axisup.integer, joy_sensitivityup.value, joy_deadzoneup.value) * cl_upspeed.value;
1320 cl.viewangles[0] += VID_JoyState_GetAxis(joystate, joy_axispitch.integer, joy_sensitivitypitch.value, joy_deadzonepitch.value) * cl.realframetime * cl_pitchspeed.value;
1321 cl.viewangles[1] += VID_JoyState_GetAxis(joystate, joy_axisyaw.integer, joy_sensitivityyaw.value, joy_deadzoneyaw.value) * cl.realframetime * cl_yawspeed.value;
1322 //cl.viewangles[2] += VID_JoyState_GetAxis(joystate, joy_axisroll.integer, joy_sensitivityroll.value, joy_deadzoneroll.value) * cl.realframetime * cl_rollspeed.value;
1325 vid_joystate = *joystate;
1328 int VID_Shared_SetJoystick(int index)
1332 int xinputcount = 0;
1333 int xinputindex = -1;
1334 int xinputavailable = 0;
1335 xinput_state_t state;
1336 // detect available XInput controllers
1337 for (i = 0;i < 4;i++)
1339 if (qXInputGetState && qXInputGetState(i, &state) == S_OK)
1341 xinputavailable |= 1<<i;
1342 if (index == xinputcount)
1347 if (joy_xinputavailable.integer != xinputavailable)
1348 Cvar_SetValueQuick(&joy_xinputavailable, xinputavailable);
1349 if (vid_xinputindex != xinputindex)
1351 vid_xinputindex = xinputindex;
1352 if (xinputindex >= 0)
1353 Con_Printf("Joystick %i opened (XInput Device %i)\n", index, xinputindex);
1362 void Force_CenterView_f (void)
1364 cl.viewangles[PITCH] = 0;
1367 static int gamma_forcenextframe = false;
1368 static float cachegamma, cachebrightness, cachecontrast, cacheblack[3], cachegrey[3], cachewhite[3], cachecontrastboost;
1369 static int cachecolorenable, cachehwgamma;
1371 unsigned int vid_gammatables_serial = 0; // so other subsystems can poll if gamma parameters have changed
1372 qboolean vid_gammatables_trivial = true;
1373 void VID_BuildGammaTables(unsigned short *ramps, int rampsize)
1375 float srgbmul = (vid.sRGB2D || vid.sRGB3D) ? 2.2f : 1.0f;
1376 if (cachecolorenable)
1378 BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[0]) * srgbmul, cachewhite[0], cacheblack[0], cachecontrastboost, ramps, rampsize);
1379 BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[1]) * srgbmul, cachewhite[1], cacheblack[1], cachecontrastboost, ramps + rampsize, rampsize);
1380 BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[2]) * srgbmul, cachewhite[2], cacheblack[2], cachecontrastboost, ramps + rampsize*2, rampsize);
1384 BuildGammaTable16(1.0f, cachegamma * srgbmul, cachecontrast, cachebrightness, cachecontrastboost, ramps, rampsize);
1385 BuildGammaTable16(1.0f, cachegamma * srgbmul, cachecontrast, cachebrightness, cachecontrastboost, ramps + rampsize, rampsize);
1386 BuildGammaTable16(1.0f, cachegamma * srgbmul, cachecontrast, cachebrightness, cachecontrastboost, ramps + rampsize*2, rampsize);
1389 // LordHavoc: this code came from Ben Winslow and Zinx Verituse, I have
1390 // immensely butchered it to work with variable framerates and fit in with
1391 // the rest of darkplaces.
1392 if (v_psycho.integer)
1396 static float n[3], nd[3], nt[3];
1397 static int init = true;
1398 unsigned short *ramp;
1399 gamma_forcenextframe = true;
1403 for (x = 0;x < 3;x++)
1405 n[x] = lhrandom(0, 1);
1406 nd[x] = (rand()&1)?-0.25:0.25;
1407 nt[x] = lhrandom(1, 8.2);
1411 for (x = 0;x < 3;x++)
1413 nt[x] -= cl.realframetime;
1417 nt[x] += lhrandom(1, 8.2);
1419 n[x] += nd[x] * cl.realframetime;
1420 n[x] -= floor(n[x]);
1423 for (x = 0, ramp = ramps;x < 3;x++)
1424 for (y = 0, t = n[x] - 0.75f;y < rampsize;y++, t += 0.75f * (2.0f / rampsize))
1425 *ramp++ = (unsigned short)(cos(t*(M_PI*2.0)) * 32767.0f + 32767.0f);
1429 void VID_UpdateGamma(qboolean force, int rampsize)
1434 qboolean gamma_changed = false;
1436 // LordHavoc: don't mess with gamma tables if running dedicated
1437 if (cls.state == ca_dedicated)
1440 wantgamma = v_hwgamma.integer;
1441 switch(vid.renderpath)
1443 case RENDERPATH_GL20:
1444 case RENDERPATH_D3D9:
1445 case RENDERPATH_D3D10:
1446 case RENDERPATH_D3D11:
1447 case RENDERPATH_SOFT:
1448 case RENDERPATH_GLES2:
1449 if (v_glslgamma.integer)
1452 case RENDERPATH_GL11:
1453 case RENDERPATH_GL13:
1454 case RENDERPATH_GLES1:
1457 if(!vid_activewindow)
1459 #define BOUNDCVAR(cvar, m1, m2) c = &(cvar);f = bound(m1, c->value, m2);if (c->value != f) Cvar_SetValueQuick(c, f);
1460 BOUNDCVAR(v_gamma, 0.1, 5);
1461 BOUNDCVAR(v_contrast, 0.2, 5);
1462 BOUNDCVAR(v_brightness, -v_contrast.value * 0.8, 0.8);
1463 //BOUNDCVAR(v_contrastboost, 0.0625, 16);
1464 BOUNDCVAR(v_color_black_r, 0, 0.8);
1465 BOUNDCVAR(v_color_black_g, 0, 0.8);
1466 BOUNDCVAR(v_color_black_b, 0, 0.8);
1467 BOUNDCVAR(v_color_grey_r, 0, 0.95);
1468 BOUNDCVAR(v_color_grey_g, 0, 0.95);
1469 BOUNDCVAR(v_color_grey_b, 0, 0.95);
1470 BOUNDCVAR(v_color_white_r, 1, 5);
1471 BOUNDCVAR(v_color_white_g, 1, 5);
1472 BOUNDCVAR(v_color_white_b, 1, 5);
1475 // set vid_gammatables_trivial to true if the current settings would generate the identity gamma table
1476 vid_gammatables_trivial = false;
1477 if(v_psycho.integer == 0)
1478 if(v_contrastboost.value == 1)
1482 if(v_color_enable.integer)
1484 if(v_color_black_r.value == 0)
1485 if(v_color_black_g.value == 0)
1486 if(v_color_black_b.value == 0)
1487 if(fabs(v_color_grey_r.value - 0.5) < 1e-6)
1488 if(fabs(v_color_grey_g.value - 0.5) < 1e-6)
1489 if(fabs(v_color_grey_b.value - 0.5) < 1e-6)
1490 if(v_color_white_r.value == 1)
1491 if(v_color_white_g.value == 1)
1492 if(v_color_white_b.value == 1)
1493 vid_gammatables_trivial = true;
1497 if(v_gamma.value == 1)
1498 if(v_contrast.value == 1)
1499 if(v_brightness.value == 0)
1500 vid_gammatables_trivial = true;
1504 #define GAMMACHECK(cache, value) if (cache != (value)) gamma_changed = true;cache = (value)
1505 if(v_psycho.integer)
1506 gamma_changed = true;
1507 GAMMACHECK(cachegamma , v_gamma.value);
1508 GAMMACHECK(cachecontrast , v_contrast.value);
1509 GAMMACHECK(cachebrightness , v_brightness.value);
1510 GAMMACHECK(cachecontrastboost, v_contrastboost.value);
1511 GAMMACHECK(cachecolorenable, v_color_enable.integer);
1512 GAMMACHECK(cacheblack[0] , v_color_black_r.value);
1513 GAMMACHECK(cacheblack[1] , v_color_black_g.value);
1514 GAMMACHECK(cacheblack[2] , v_color_black_b.value);
1515 GAMMACHECK(cachegrey[0] , v_color_grey_r.value);
1516 GAMMACHECK(cachegrey[1] , v_color_grey_g.value);
1517 GAMMACHECK(cachegrey[2] , v_color_grey_b.value);
1518 GAMMACHECK(cachewhite[0] , v_color_white_r.value);
1519 GAMMACHECK(cachewhite[1] , v_color_white_g.value);
1520 GAMMACHECK(cachewhite[2] , v_color_white_b.value);
1523 ++vid_gammatables_serial;
1525 GAMMACHECK(cachehwgamma , wantgamma);
1528 if (!force && !gamma_forcenextframe && !gamma_changed)
1531 gamma_forcenextframe = false;
1535 if (!vid_usinghwgamma)
1537 vid_usinghwgamma = true;
1538 if (vid_gammarampsize != rampsize || !vid_gammaramps)
1540 vid_gammarampsize = rampsize;
1542 Z_Free(vid_gammaramps);
1543 vid_gammaramps = (unsigned short *)Z_Malloc(6 * vid_gammarampsize * sizeof(unsigned short));
1544 vid_systemgammaramps = vid_gammaramps + 3 * vid_gammarampsize;
1546 VID_GetGamma(vid_systemgammaramps, vid_gammarampsize);
1549 VID_BuildGammaTables(vid_gammaramps, vid_gammarampsize);
1551 // set vid_hardwaregammasupported to true if VID_SetGamma succeeds, OR if vid_hwgamma is >= 2 (forced gamma - ignores driver return value)
1552 Cvar_SetValueQuick(&vid_hardwaregammasupported, VID_SetGamma(vid_gammaramps, vid_gammarampsize) || cachehwgamma >= 2);
1553 // if custom gamma ramps failed (Windows stupidity), restore to system gamma
1554 if(!vid_hardwaregammasupported.integer)
1556 if (vid_usinghwgamma)
1558 vid_usinghwgamma = false;
1559 VID_SetGamma(vid_systemgammaramps, vid_gammarampsize);
1565 if (vid_usinghwgamma)
1567 vid_usinghwgamma = false;
1568 VID_SetGamma(vid_systemgammaramps, vid_gammarampsize);
1573 void VID_RestoreSystemGamma(void)
1575 if (vid_usinghwgamma)
1577 vid_usinghwgamma = false;
1578 Cvar_SetValueQuick(&vid_hardwaregammasupported, VID_SetGamma(vid_systemgammaramps, vid_gammarampsize));
1579 // force gamma situation to be reexamined next frame
1580 gamma_forcenextframe = true;
1585 static dllfunction_t xinputdllfuncs[] =
1587 {"XInputGetState", (void **) &qXInputGetState},
1588 {"XInputGetKeystroke", (void **) &qXInputGetKeystroke},
1591 static const char* xinputdllnames [] =
1598 static dllhandle_t xinputdll_dll = NULL;
1601 void VID_Shared_Init(void)
1606 Con_Printf("DPSOFTRAST available (SSE2 instructions detected)\n");
1607 Cvar_RegisterVariable(&vid_soft);
1608 Cvar_RegisterVariable(&vid_soft_threads);
1609 Cvar_RegisterVariable(&vid_soft_interlace);
1612 Con_Printf("DPSOFTRAST not available (SSE2 disabled or not detected)\n");
1614 Con_Printf("DPSOFTRAST not available (SSE2 not compiled in)\n");
1617 Cvar_RegisterVariable(&vid_hardwaregammasupported);
1618 Cvar_RegisterVariable(&gl_info_vendor);
1619 Cvar_RegisterVariable(&gl_info_renderer);
1620 Cvar_RegisterVariable(&gl_info_version);
1621 Cvar_RegisterVariable(&gl_info_extensions);
1622 Cvar_RegisterVariable(&gl_info_platform);
1623 Cvar_RegisterVariable(&gl_info_driver);
1624 Cvar_RegisterVariable(&v_gamma);
1625 Cvar_RegisterVariable(&v_brightness);
1626 Cvar_RegisterVariable(&v_contrastboost);
1627 Cvar_RegisterVariable(&v_contrast);
1629 Cvar_RegisterVariable(&v_color_enable);
1630 Cvar_RegisterVariable(&v_color_black_r);
1631 Cvar_RegisterVariable(&v_color_black_g);
1632 Cvar_RegisterVariable(&v_color_black_b);
1633 Cvar_RegisterVariable(&v_color_grey_r);
1634 Cvar_RegisterVariable(&v_color_grey_g);
1635 Cvar_RegisterVariable(&v_color_grey_b);
1636 Cvar_RegisterVariable(&v_color_white_r);
1637 Cvar_RegisterVariable(&v_color_white_g);
1638 Cvar_RegisterVariable(&v_color_white_b);
1640 Cvar_RegisterVariable(&v_hwgamma);
1641 Cvar_RegisterVariable(&v_glslgamma);
1643 Cvar_RegisterVariable(&v_psycho);
1645 Cvar_RegisterVariable(&vid_fullscreen);
1646 Cvar_RegisterVariable(&vid_width);
1647 Cvar_RegisterVariable(&vid_height);
1648 Cvar_RegisterVariable(&vid_bitsperpixel);
1649 Cvar_RegisterVariable(&vid_samples);
1650 Cvar_RegisterVariable(&vid_refreshrate);
1651 Cvar_RegisterVariable(&vid_userefreshrate);
1652 Cvar_RegisterVariable(&vid_stereobuffer);
1653 Cvar_RegisterVariable(&vid_vsync);
1654 Cvar_RegisterVariable(&vid_mouse);
1655 Cvar_RegisterVariable(&vid_grabkeyboard);
1656 Cvar_RegisterVariable(&vid_touchscreen);
1657 Cvar_RegisterVariable(&vid_stick_mouse);
1658 Cvar_RegisterVariable(&vid_resizable);
1659 Cvar_RegisterVariable(&vid_minwidth);
1660 Cvar_RegisterVariable(&vid_minheight);
1661 Cvar_RegisterVariable(&vid_gl13);
1662 Cvar_RegisterVariable(&vid_gl20);
1663 Cvar_RegisterVariable(&gl_finish);
1664 Cvar_RegisterVariable(&vid_sRGB);
1666 Cvar_RegisterVariable(&joy_active);
1668 Cvar_RegisterVariable(&joy_xinputavailable);
1670 Cvar_RegisterVariable(&joy_detected);
1671 Cvar_RegisterVariable(&joy_enable);
1672 Cvar_RegisterVariable(&joy_index);
1673 Cvar_RegisterVariable(&joy_axisforward);
1674 Cvar_RegisterVariable(&joy_axisside);
1675 Cvar_RegisterVariable(&joy_axisup);
1676 Cvar_RegisterVariable(&joy_axispitch);
1677 Cvar_RegisterVariable(&joy_axisyaw);
1678 //Cvar_RegisterVariable(&joy_axisroll);
1679 Cvar_RegisterVariable(&joy_deadzoneforward);
1680 Cvar_RegisterVariable(&joy_deadzoneside);
1681 Cvar_RegisterVariable(&joy_deadzoneup);
1682 Cvar_RegisterVariable(&joy_deadzonepitch);
1683 Cvar_RegisterVariable(&joy_deadzoneyaw);
1684 //Cvar_RegisterVariable(&joy_deadzoneroll);
1685 Cvar_RegisterVariable(&joy_sensitivityforward);
1686 Cvar_RegisterVariable(&joy_sensitivityside);
1687 Cvar_RegisterVariable(&joy_sensitivityup);
1688 Cvar_RegisterVariable(&joy_sensitivitypitch);
1689 Cvar_RegisterVariable(&joy_sensitivityyaw);
1690 //Cvar_RegisterVariable(&joy_sensitivityroll);
1691 Cvar_RegisterVariable(&joy_axiskeyevents);
1692 Cvar_RegisterVariable(&joy_axiskeyevents_deadzone);
1693 Cvar_RegisterVariable(&joy_x360_axisforward);
1694 Cvar_RegisterVariable(&joy_x360_axisside);
1695 Cvar_RegisterVariable(&joy_x360_axisup);
1696 Cvar_RegisterVariable(&joy_x360_axispitch);
1697 Cvar_RegisterVariable(&joy_x360_axisyaw);
1698 //Cvar_RegisterVariable(&joy_x360_axisroll);
1699 Cvar_RegisterVariable(&joy_x360_deadzoneforward);
1700 Cvar_RegisterVariable(&joy_x360_deadzoneside);
1701 Cvar_RegisterVariable(&joy_x360_deadzoneup);
1702 Cvar_RegisterVariable(&joy_x360_deadzonepitch);
1703 Cvar_RegisterVariable(&joy_x360_deadzoneyaw);
1704 //Cvar_RegisterVariable(&joy_x360_deadzoneroll);
1705 Cvar_RegisterVariable(&joy_x360_sensitivityforward);
1706 Cvar_RegisterVariable(&joy_x360_sensitivityside);
1707 Cvar_RegisterVariable(&joy_x360_sensitivityup);
1708 Cvar_RegisterVariable(&joy_x360_sensitivitypitch);
1709 Cvar_RegisterVariable(&joy_x360_sensitivityyaw);
1710 //Cvar_RegisterVariable(&joy_x360_sensitivityroll);
1713 Sys_LoadLibrary(xinputdllnames, &xinputdll_dll, xinputdllfuncs);
1716 Cmd_AddCommand("force_centerview", Force_CenterView_f, "recenters view (stops looking up/down)");
1717 Cmd_AddCommand("vid_restart", VID_Restart_f, "restarts video system (closes and reopens the window, restarts renderer)");
1720 int VID_Mode(int fullscreen, int width, int height, int bpp, float refreshrate, int stereobuffer, int samples)
1724 memset(&mode, 0, sizeof(mode));
1725 mode.fullscreen = fullscreen != 0;
1727 mode.height = height;
1728 mode.bitsperpixel = bpp;
1729 mode.refreshrate = vid_userefreshrate.integer ? max(1, refreshrate) : 0;
1730 mode.userefreshrate = vid_userefreshrate.integer != 0;
1731 mode.stereobuffer = stereobuffer != 0;
1732 mode.samples = samples;
1733 cl_ignoremousemoves = 2;
1734 VID_ClearExtensions();
1735 if (VID_InitMode(&mode))
1737 // accept the (possibly modified) mode
1739 vid.fullscreen = vid.mode.fullscreen;
1740 vid.width = vid.mode.width;
1741 vid.height = vid.mode.height;
1742 vid.bitsperpixel = vid.mode.bitsperpixel;
1743 vid.refreshrate = vid.mode.refreshrate;
1744 vid.userefreshrate = vid.mode.userefreshrate;
1745 vid.stereobuffer = vid.mode.stereobuffer;
1746 vid.samples = vid.mode.samples;
1747 vid.stencil = vid.mode.bitsperpixel > 16;
1748 vid.sRGB2D = vid_sRGB.integer >= 1 && vid.sRGBcapable2D;
1749 vid.sRGB3D = vid_sRGB.integer >= 1 && vid.sRGBcapable3D;
1751 Con_Printf("Video Mode: %s %dx%dx%dx%.2fhz%s%s\n", mode.fullscreen ? "fullscreen" : "window", mode.width, mode.height, mode.bitsperpixel, mode.refreshrate, mode.stereobuffer ? " stereo" : "", mode.samples > 1 ? va(" (%ix AA)", mode.samples) : "");
1753 Cvar_SetValueQuick(&vid_fullscreen, vid.mode.fullscreen);
1754 Cvar_SetValueQuick(&vid_width, vid.mode.width);
1755 Cvar_SetValueQuick(&vid_height, vid.mode.height);
1756 Cvar_SetValueQuick(&vid_bitsperpixel, vid.mode.bitsperpixel);
1757 Cvar_SetValueQuick(&vid_samples, vid.mode.samples);
1758 if(vid_userefreshrate.integer)
1759 Cvar_SetValueQuick(&vid_refreshrate, vid.mode.refreshrate);
1760 Cvar_SetValueQuick(&vid_stereobuffer, vid.mode.stereobuffer);
1768 static void VID_OpenSystems(void)
1774 static void VID_CloseSystems(void)
1777 R_Modules_Shutdown();
1780 qboolean vid_commandlinecheck = true;
1781 extern qboolean vid_opened;
1783 void VID_Restart_f(void)
1785 // don't crash if video hasn't started yet
1786 if (vid_commandlinecheck)
1791 SCR_BeginLoadingPlaque();
1795 Con_Printf("VID_Restart: changing from %s %dx%dx%dbpp%s%s, to %s %dx%dx%dbpp%s%s.\n",
1796 vid.mode.fullscreen ? "fullscreen" : "window", vid.mode.width, vid.mode.height, vid.mode.bitsperpixel, vid.mode.fullscreen && vid.mode.userefreshrate ? va("x%.2fhz", vid.mode.refreshrate) : "", vid.mode.samples > 1 ? va(" (%ix AA)", vid.mode.samples) : "",
1797 vid_fullscreen.integer ? "fullscreen" : "window", vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_fullscreen.integer && vid_userefreshrate.integer ? va("x%.2fhz", vid_refreshrate.value) : "", vid_samples.integer > 1 ? va(" (%ix AA)", vid_samples.integer) : "");
1800 if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer))
1802 Con_Print("Video mode change failed\n");
1803 if (!VID_Mode(vid.mode.fullscreen, vid.mode.width, vid.mode.height, vid.mode.bitsperpixel, vid.mode.refreshrate, vid.mode.stereobuffer, vid.mode.samples))
1804 Sys_Error("Unable to restore to last working video mode");
1809 const char *vidfallbacks[][2] =
1811 {"vid_stereobuffer", "0"},
1812 {"vid_samples", "1"},
1813 {"vid_userefreshrate", "0"},
1814 {"vid_width", "640"},
1815 {"vid_height", "480"},
1816 {"vid_bitsperpixel", "16"},
1820 // this is only called once by Host_StartVideo and again on each FS_GameDir_f
1821 void VID_Start(void)
1823 int i, width, height, success;
1824 if (vid_commandlinecheck)
1826 // interpret command-line parameters
1827 vid_commandlinecheck = false;
1828 // COMMANDLINEOPTION: Video: -window performs +vid_fullscreen 0
1829 if (COM_CheckParm("-window") || COM_CheckParm("-safe"))
1830 Cvar_SetValueQuick(&vid_fullscreen, false);
1831 // COMMANDLINEOPTION: Video: -fullscreen performs +vid_fullscreen 1
1832 if (COM_CheckParm("-fullscreen"))
1833 Cvar_SetValueQuick(&vid_fullscreen, true);
1836 // COMMANDLINEOPTION: Video: -width <pixels> performs +vid_width <pixels> and also +vid_height <pixels*3/4> if only -width is specified (example: -width 1024 sets 1024x768 mode)
1837 if ((i = COM_CheckParm("-width")) != 0)
1838 width = atoi(com_argv[i+1]);
1839 // COMMANDLINEOPTION: Video: -height <pixels> performs +vid_height <pixels> and also +vid_width <pixels*4/3> if only -height is specified (example: -height 768 sets 1024x768 mode)
1840 if ((i = COM_CheckParm("-height")) != 0)
1841 height = atoi(com_argv[i+1]);
1843 width = height * 4 / 3;
1845 height = width * 3 / 4;
1847 Cvar_SetValueQuick(&vid_width, width);
1849 Cvar_SetValueQuick(&vid_height, height);
1850 // COMMANDLINEOPTION: Video: -bpp <bits> performs +vid_bitsperpixel <bits> (example -bpp 32 or -bpp 16)
1851 if ((i = COM_CheckParm("-bpp")) != 0)
1852 Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
1855 success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer);
1858 Con_Print("Desired video mode fail, trying fallbacks...\n");
1859 for (i = 0;!success && vidfallbacks[i][0] != NULL;i++)
1861 Cvar_Set(vidfallbacks[i][0], vidfallbacks[i][1]);
1862 success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer);
1865 Sys_Error("Video modes failed");
1876 int VID_SortModes_Compare(const void *a_, const void *b_)
1878 vid_mode_t *a = (vid_mode_t *) a_;
1879 vid_mode_t *b = (vid_mode_t *) b_;
1880 if(a->width > b->width)
1882 if(a->width < b->width)
1884 if(a->height > b->height)
1886 if(a->height < b->height)
1888 if(a->refreshrate > b->refreshrate)
1890 if(a->refreshrate < b->refreshrate)
1896 if(a->pixelheight_num * b->pixelheight_denom > a->pixelheight_denom * b->pixelheight_num)
1898 if(a->pixelheight_num * b->pixelheight_denom < a->pixelheight_denom * b->pixelheight_num)
1902 size_t VID_SortModes(vid_mode_t *modes, size_t count, qboolean usebpp, qboolean userefreshrate, qboolean useaspect)
1908 qsort(modes, count, sizeof(*modes), VID_SortModes_Compare);
1909 // 2. remove duplicates
1910 for(i = 0; i < count; ++i)
1912 if(modes[i].width && modes[i].height)
1916 if(modes[i].width != modes[i-1].width)
1918 if(modes[i].height != modes[i-1].height)
1921 if(modes[i].refreshrate != modes[i-1].refreshrate)
1924 if(modes[i].bpp != modes[i-1].bpp)
1927 if(modes[i].pixelheight_num * modes[i-1].pixelheight_denom != modes[i].pixelheight_denom * modes[i-1].pixelheight_num)
1930 // a dupe, or a bogus mode!
1932 memmove(&modes[i], &modes[i+1], sizeof(*modes) * (count-1 - i));
1933 --i; // check this index again, as mode i+1 is now here
1939 void VID_Soft_SharedSetup(void)
1941 gl_platform = "DPSOFTRAST";
1942 gl_platformextensions = "";
1944 gl_renderer = "DarkPlaces-Soft";
1945 gl_vendor = "Forest Hale";
1949 // clear the extension flags
1950 memset(&vid.support, 0, sizeof(vid.support));
1951 Cvar_SetQuick(&gl_info_extensions, "");
1953 // DPSOFTRAST requires BGRA
1954 vid.forcetextype = TEXTYPE_BGRA;
1956 vid.forcevbo = false;
1957 vid.support.arb_depth_texture = true;
1958 vid.support.arb_draw_buffers = true;
1959 vid.support.arb_occlusion_query = true;
1960 vid.support.arb_shadow = true;
1961 //vid.support.arb_texture_compression = true;
1962 vid.support.arb_texture_cube_map = true;
1963 vid.support.arb_texture_non_power_of_two = false;
1964 vid.support.arb_vertex_buffer_object = true;
1965 vid.support.ext_blend_subtract = true;
1966 vid.support.ext_draw_range_elements = true;
1967 vid.support.ext_framebuffer_object = true;
1968 vid.support.ext_texture_3d = true;
1969 //vid.support.ext_texture_compression_s3tc = true;
1970 vid.support.ext_texture_filter_anisotropic = true;
1971 vid.support.ati_separate_stencil = true;
1972 vid.support.ext_texture_srgb = false;
1974 vid.maxtexturesize_2d = 16384;
1975 vid.maxtexturesize_3d = 512;
1976 vid.maxtexturesize_cubemap = 16384;
1978 vid.teximageunits = 32;
1979 vid.texarrayunits = 8;
1980 vid.max_anisotropy = 1;
1981 vid.maxdrawbuffers = 4;
1983 vid.texunits = bound(4, vid.texunits, MAX_TEXTUREUNITS);
1984 vid.teximageunits = bound(16, vid.teximageunits, MAX_TEXTUREUNITS);
1985 vid.texarrayunits = bound(8, vid.texarrayunits, MAX_TEXTUREUNITS);
1986 Con_DPrintf("Using DarkPlaces Software Rasterizer rendering path\n");
1987 vid.renderpath = RENDERPATH_SOFT;
1988 vid.sRGBcapable2D = false;
1989 vid.sRGBcapable3D = false;
1990 vid.useinterleavedarrays = false;
1992 Cvar_SetQuick(&gl_info_vendor, gl_vendor);
1993 Cvar_SetQuick(&gl_info_renderer, gl_renderer);
1994 Cvar_SetQuick(&gl_info_version, gl_version);
1995 Cvar_SetQuick(&gl_info_platform, gl_platform ? gl_platform : "");
1996 Cvar_SetQuick(&gl_info_driver, gl_driver);
1998 // LordHavoc: report supported extensions
1999 Con_DPrintf("\nQuakeC extensions for server and client: %s\nQuakeC extensions for menu: %s\n", vm_sv_extensions, vm_m_extensions );
2001 // clear to black (loading plaque will be seen over this)
2002 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 128);