#include "quakedef.h" #include "cdaudio.h" // global video state viddef_t vid; // LordHavoc: these are only set in wgl qboolean isG200 = false; // LordHavoc: the Matrox G200 can't do per pixel alpha, and it uses a D3D driver for GL... ugh... 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. // AK FIXME -> input_dest qboolean in_client_mouse = true; // AK where should it be placed ? float in_mouse_x, in_mouse_y; float in_windowmouse_x, in_windowmouse_y; // LordHavoc: if window is hidden, don't update screen qboolean vid_hidden = true; // LordHavoc: if window is not the active window, don't hog as much CPU time, // let go of the mouse, turn off sound, and restore system gamma ramps... qboolean vid_activewindow = true; // we don't know until we try it! cvar_t vid_hardwaregammasupported = {CVAR_READONLY,"vid_hardwaregammasupported","1", "indicates whether hardware gamma is supported (updated by attempts to set hardware gamma ramps)"}; // VorteX: more info cvars, mostly set in VID_CheckExtensions cvar_t gl_info_vendor = {CVAR_READONLY, "gl_info_vendor", "", "indicates brand of graphics chip"}; cvar_t gl_info_renderer = {CVAR_READONLY, "gl_info_renderer", "", "indicates graphics chip model and other information"}; 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."}; cvar_t gl_info_extensions = {CVAR_READONLY, "gl_info_extensions", "", "indicates extension list found by engine, space separated."}; cvar_t gl_info_platform = {CVAR_READONLY, "gl_info_platform", "", "indicates GL platform: WGL, GLX, or AGL."}; cvar_t gl_info_driver = {CVAR_READONLY, "gl_info_driver", "", "name of driver library (opengl32.dll, libGL.so.1, or whatever)."}; // whether hardware gamma ramps are currently in effect qboolean vid_usinghwgamma = false; int vid_gammarampsize = 0; unsigned short *vid_gammaramps = NULL; unsigned short *vid_systemgammaramps = NULL; cvar_t vid_fullscreen = {CVAR_SAVE, "vid_fullscreen", "1", "use fullscreen (1) or windowed (0)"}; cvar_t vid_width = {CVAR_SAVE, "vid_width", "640", "resolution"}; cvar_t vid_height = {CVAR_SAVE, "vid_height", "480", "resolution"}; cvar_t vid_bitsperpixel = {CVAR_SAVE, "vid_bitsperpixel", "32", "how many bits per pixel to render at (32 or 16, 32 is recommended)"}; 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)"}; cvar_t vid_refreshrate = {CVAR_SAVE, "vid_refreshrate", "60", "refresh rate to use, in hz (higher values flicker less, if supported by your monitor)"}; 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"}; 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"}; 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"}; cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1", "whether to use the mouse in windowed mode (fullscreen always does)"}; 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)"}; cvar_t vid_minwidth = {0, "vid_minwidth", "0", "minimum vid_width that is acceptable (to be set in default.cfg in mods)"}; cvar_t vid_minheight = {0, "vid_minheight", "0", "minimum vid_height that is acceptable (to be set in default.cfg in mods)"}; cvar_t vid_gl13 = {0, "vid_gl13", "1", "enables faster rendering using OpenGL 1.3 features (such as GL_ARB_texture_env_combine extension)"}; cvar_t vid_gl20 = {0, "vid_gl20", "1", "enables faster rendering using OpenGL 2.0 features (such as GL_ARB_fragment_shader extension)"}; 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)"}; cvar_t vid_stick_mouse = {CVAR_SAVE, "vid_stick_mouse", "0", "have the mouse stuck in the center of the screen" }; 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" }; 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"}; 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)"}; cvar_t v_brightness = {CVAR_SAVE, "v_brightness", "0", "brightness of black, useful for monitors that are too dark"}; cvar_t v_contrastboost = {CVAR_SAVE, "v_contrastboost", "1", "by how much to multiply the contrast in dark areas (1 is no change)"}; cvar_t v_color_enable = {CVAR_SAVE, "v_color_enable", "0", "enables black-grey-white color correction curve controls"}; cvar_t v_color_black_r = {CVAR_SAVE, "v_color_black_r", "0", "desired color of black"}; cvar_t v_color_black_g = {CVAR_SAVE, "v_color_black_g", "0", "desired color of black"}; cvar_t v_color_black_b = {CVAR_SAVE, "v_color_black_b", "0", "desired color of black"}; cvar_t v_color_grey_r = {CVAR_SAVE, "v_color_grey_r", "0.5", "desired color of grey"}; cvar_t v_color_grey_g = {CVAR_SAVE, "v_color_grey_g", "0.5", "desired color of grey"}; cvar_t v_color_grey_b = {CVAR_SAVE, "v_color_grey_b", "0.5", "desired color of grey"}; cvar_t v_color_white_r = {CVAR_SAVE, "v_color_white_r", "1", "desired color of white"}; cvar_t v_color_white_g = {CVAR_SAVE, "v_color_white_g", "1", "desired color of white"}; cvar_t v_color_white_b = {CVAR_SAVE, "v_color_white_b", "1", "desired color of white"}; cvar_t v_hwgamma = {CVAR_SAVE, "v_hwgamma", "1", "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"}; cvar_t v_glslgamma = {CVAR_SAVE, "v_glslgamma", "0", "enables use of GLSL to apply gamma correction ramps if available (note: overrides v_hwgamma)"}; cvar_t v_psycho = {0, "v_psycho", "0", "easter egg (does not work on Windows2000 or above)"}; // brand of graphics chip const char *gl_vendor; // graphics chip model and other information const char *gl_renderer; // begins with 1.0.0, 1.1.0, 1.2.0, 1.2.1, 1.3.0, 1.3.1, or 1.4.0 const char *gl_version; // extensions list, space separated const char *gl_extensions; // WGL, GLX, or AGL const char *gl_platform; // another extensions list, containing platform-specific extensions that are // not in the main list const char *gl_platformextensions; // name of driver library (opengl32.dll, libGL.so.1, or whatever) char gl_driver[256]; // GL_ARB_multitexture void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat); void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat); void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat); void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat); void (GLAPIENTRY *qglActiveTexture) (GLenum); void (GLAPIENTRY *qglClientActiveTexture) (GLenum); // GL_EXT_compiled_vertex_array void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count); void (GLAPIENTRY *qglUnlockArraysEXT) (void); // general GL functions void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); void (GLAPIENTRY *qglClear)(GLbitfield mask); void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref); void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor); void (GLAPIENTRY *qglCullFace)(GLenum mode); void (GLAPIENTRY *qglDrawBuffer)(GLenum mode); void (GLAPIENTRY *qglReadBuffer)(GLenum mode); void (GLAPIENTRY *qglEnable)(GLenum cap); void (GLAPIENTRY *qglDisable)(GLenum cap); GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap); void (GLAPIENTRY *qglEnableClientState)(GLenum cap); void (GLAPIENTRY *qglDisableClientState)(GLenum cap); void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params); void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params); void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params); void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params); GLenum (GLAPIENTRY *qglGetError)(void); const GLubyte* (GLAPIENTRY *qglGetString)(GLenum name); void (GLAPIENTRY *qglFinish)(void); void (GLAPIENTRY *qglFlush)(void); void (GLAPIENTRY *qglClearDepth)(GLclampd depth); void (GLAPIENTRY *qglDepthFunc)(GLenum func); void (GLAPIENTRY *qglDepthMask)(GLboolean flag); void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val); void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha); void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices); void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices); void (GLAPIENTRY *qglVertexPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); void (GLAPIENTRY *qglNormalPointer)(GLenum type, GLsizei stride, const GLvoid *ptr); void (GLAPIENTRY *qglColorPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); void (GLAPIENTRY *qglArrayElement)(GLint i); void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha); void (GLAPIENTRY *qglTexCoord1f)(GLfloat s); void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t); void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r); void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q); void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y); void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z); void (GLAPIENTRY *qglBegin)(GLenum mode); void (GLAPIENTRY *qglEnd)(void); void (GLAPIENTRY *qglMatrixMode)(GLenum mode); void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val); void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val); void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height); void (GLAPIENTRY *qglPushMatrix)(void); void (GLAPIENTRY *qglPopMatrix)(void); void (GLAPIENTRY *qglLoadIdentity)(void); void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m); void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m); void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m); void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m); void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z); void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z); void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z); void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z); void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z); void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z); void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels); void (GLAPIENTRY *qglStencilFunc)(GLenum func, GLint ref, GLuint mask); void (GLAPIENTRY *qglStencilMask)(GLuint mask); void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass); void (GLAPIENTRY *qglClearStencil)(GLint s); void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param); void (GLAPIENTRY *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params); void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param); void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param); void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params); void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param); void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode); void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures); void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures); void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture); //void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities); //GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences); GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture); void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param); void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param); //void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels); void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels); //void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels); void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels); //void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border); void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border); //void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width); void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height); void (GLAPIENTRY *qglDrawRangeElementsEXT)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices); //void (GLAPIENTRY *qglColorTableEXT)(int, int, int, int, int, const void *); void (GLAPIENTRY *qglTexImage3D)(GLenum target, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels); 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); void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height); void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height); void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units); void (GLAPIENTRY *qglPolygonMode)(GLenum face, GLenum mode); void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask); void (GLAPIENTRY *qglClipPlane)(GLenum plane, const GLdouble *equation); void (GLAPIENTRY *qglGetClipPlane)(GLenum plane, GLdouble *equation); //[515]: added on 29.07.2005 void (GLAPIENTRY *qglLineWidth)(GLfloat width); void (GLAPIENTRY *qglPointSize)(GLfloat size); void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum); void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint); void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum); void (GLAPIENTRY *qglDeleteObjectARB)(GLhandleARB obj); GLhandleARB (GLAPIENTRY *qglGetHandleARB)(GLenum pname); void (GLAPIENTRY *qglDetachObjectARB)(GLhandleARB containerObj, GLhandleARB attachedObj); GLhandleARB (GLAPIENTRY *qglCreateShaderObjectARB)(GLenum shaderType); void (GLAPIENTRY *qglShaderSourceARB)(GLhandleARB shaderObj, GLsizei count, const GLcharARB **string, const GLint *length); void (GLAPIENTRY *qglCompileShaderARB)(GLhandleARB shaderObj); GLhandleARB (GLAPIENTRY *qglCreateProgramObjectARB)(void); void (GLAPIENTRY *qglAttachObjectARB)(GLhandleARB containerObj, GLhandleARB obj); void (GLAPIENTRY *qglLinkProgramARB)(GLhandleARB programObj); void (GLAPIENTRY *qglUseProgramObjectARB)(GLhandleARB programObj); void (GLAPIENTRY *qglValidateProgramARB)(GLhandleARB programObj); void (GLAPIENTRY *qglUniform1fARB)(GLint location, GLfloat v0); void (GLAPIENTRY *qglUniform2fARB)(GLint location, GLfloat v0, GLfloat v1); void (GLAPIENTRY *qglUniform3fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2); void (GLAPIENTRY *qglUniform4fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3); void (GLAPIENTRY *qglUniform1iARB)(GLint location, GLint v0); void (GLAPIENTRY *qglUniform2iARB)(GLint location, GLint v0, GLint v1); void (GLAPIENTRY *qglUniform3iARB)(GLint location, GLint v0, GLint v1, GLint v2); void (GLAPIENTRY *qglUniform4iARB)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3); void (GLAPIENTRY *qglUniform1fvARB)(GLint location, GLsizei count, const GLfloat *value); void (GLAPIENTRY *qglUniform2fvARB)(GLint location, GLsizei count, const GLfloat *value); void (GLAPIENTRY *qglUniform3fvARB)(GLint location, GLsizei count, const GLfloat *value); void (GLAPIENTRY *qglUniform4fvARB)(GLint location, GLsizei count, const GLfloat *value); void (GLAPIENTRY *qglUniform1ivARB)(GLint location, GLsizei count, const GLint *value); void (GLAPIENTRY *qglUniform2ivARB)(GLint location, GLsizei count, const GLint *value); void (GLAPIENTRY *qglUniform3ivARB)(GLint location, GLsizei count, const GLint *value); void (GLAPIENTRY *qglUniform4ivARB)(GLint location, GLsizei count, const GLint *value); void (GLAPIENTRY *qglUniformMatrix2fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value); void (GLAPIENTRY *qglUniformMatrix3fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value); void (GLAPIENTRY *qglUniformMatrix4fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value); void (GLAPIENTRY *qglGetObjectParameterfvARB)(GLhandleARB obj, GLenum pname, GLfloat *params); void (GLAPIENTRY *qglGetObjectParameterivARB)(GLhandleARB obj, GLenum pname, GLint *params); void (GLAPIENTRY *qglGetInfoLogARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog); void (GLAPIENTRY *qglGetAttachedObjectsARB)(GLhandleARB containerObj, GLsizei maxCount, GLsizei *count, GLhandleARB *obj); GLint (GLAPIENTRY *qglGetUniformLocationARB)(GLhandleARB programObj, const GLcharARB *name); void (GLAPIENTRY *qglGetActiveUniformARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name); void (GLAPIENTRY *qglGetUniformfvARB)(GLhandleARB programObj, GLint location, GLfloat *params); void (GLAPIENTRY *qglGetUniformivARB)(GLhandleARB programObj, GLint location, GLint *params); void (GLAPIENTRY *qglGetShaderSourceARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *source); //void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0); //void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0); //void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0); //void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1); //void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1); //void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1); //void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2); //void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2); //void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2); //void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3); //void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3); //void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3); //void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w); //void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v); //void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v); //void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v); //void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v); //void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v); //void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v); //void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v); //void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v); //void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v); //void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v); //void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v); //void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v); //void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v); //void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v); //void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v); //void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v); //void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v); //void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v); //void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v); //void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v); //void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v); //void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v); //void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v); void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer); void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index); void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index); void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name); void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name); GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name); //void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params); //void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params); //void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params); //void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer); //GL_ARB_vertex_buffer_object void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer); void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers); void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers); GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer); GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access); GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target); void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage); void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data); //GL_EXT_framebuffer_object GLboolean (GLAPIENTRY *qglIsRenderbufferEXT)(GLuint renderbuffer); void (GLAPIENTRY *qglBindRenderbufferEXT)(GLenum target, GLuint renderbuffer); void (GLAPIENTRY *qglDeleteRenderbuffersEXT)(GLsizei n, const GLuint *renderbuffers); void (GLAPIENTRY *qglGenRenderbuffersEXT)(GLsizei n, GLuint *renderbuffers); void (GLAPIENTRY *qglRenderbufferStorageEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height); void (GLAPIENTRY *qglGetRenderbufferParameterivEXT)(GLenum target, GLenum pname, GLint *params); GLboolean (GLAPIENTRY *qglIsFramebufferEXT)(GLuint framebuffer); void (GLAPIENTRY *qglBindFramebufferEXT)(GLenum target, GLuint framebuffer); void (GLAPIENTRY *qglDeleteFramebuffersEXT)(GLsizei n, const GLuint *framebuffers); void (GLAPIENTRY *qglGenFramebuffersEXT)(GLsizei n, GLuint *framebuffers); GLenum (GLAPIENTRY *qglCheckFramebufferStatusEXT)(GLenum target); //void (GLAPIENTRY *qglFramebufferTexture1DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); void (GLAPIENTRY *qglFramebufferTexture2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); void (GLAPIENTRY *qglFramebufferTexture3DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset); void (GLAPIENTRY *qglFramebufferRenderbufferEXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer); void (GLAPIENTRY *qglGetFramebufferAttachmentParameterivEXT)(GLenum target, GLenum attachment, GLenum pname, GLint *params); void (GLAPIENTRY *qglGenerateMipmapEXT)(GLenum target); void (GLAPIENTRY *qglDrawBuffersARB)(GLsizei n, const GLenum *bufs); void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data); void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void *data); //void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data); 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); void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data); //void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data); void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img); void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids); void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids); GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid); void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid); void (GLAPIENTRY *qglEndQueryARB)(GLenum target); void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params); void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params); void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params); #if _MSC_VER >= 1400 #define sscanf sscanf_s #endif int GL_CheckExtension(const char *minglver_or_ext, const dllfunction_t *funcs, const char *disableparm, int silent) { int failed = false; const dllfunction_t *func; struct { int major, minor; } min_version, curr_version; char extstr[MAX_INPUTLINE]; int ext; if(sscanf(minglver_or_ext, "%d.%d", &min_version.major, &min_version.minor) == 2) ext = 0; // opengl version else if(minglver_or_ext[0] != toupper(minglver_or_ext[0])) ext = -1; // pseudo name else ext = 1; // extension name if (ext) Con_DPrintf("checking for %s... ", minglver_or_ext); else Con_DPrintf("checking for OpenGL %s core features... ", minglver_or_ext); for (func = funcs;func && func->name;func++) *func->funcvariable = NULL; if (disableparm && (COM_CheckParm(disableparm) || COM_CheckParm("-safe"))) { Con_DPrint("disabled by commandline\n"); return false; } if (ext == 1) // opengl extension { if (!strstr(gl_extensions ? gl_extensions : "", minglver_or_ext) && !strstr(gl_platformextensions ? gl_platformextensions : "", minglver_or_ext)) { Con_DPrint("not detected\n"); return false; } } if(ext == 0) // opengl version { sscanf(gl_version, "%d.%d", &curr_version.major, &curr_version.minor); if (curr_version.major < min_version.major || (curr_version.major == min_version.major && curr_version.minor < min_version.minor)) { Con_DPrintf("not detected (OpenGL %d.%d loaded)\n", curr_version.major, curr_version.minor); return false; } } for (func = funcs;func && func->name != NULL;func++) { // Con_DPrintf("\n %s... ", func->name); // functions are cleared before all the extensions are evaluated if (!(*func->funcvariable = (void *) GL_GetProcAddress(func->name))) { if (!silent) { if (ext) Con_DPrintf("%s is missing function \"%s\" - broken driver!\n", minglver_or_ext, func->name); else Con_DPrintf("OpenGL %s core features are missing function \"%s\" - broken driver!\n", minglver_or_ext, func->name); } failed = true; } } // delay the return so it prints all missing functions if (failed) return false; // VorteX: add to found extension list dpsnprintf(extstr, sizeof(extstr), "%s %s ", gl_info_extensions.string, minglver_or_ext); Cvar_SetQuick(&gl_info_extensions, extstr); Con_DPrint("enabled\n"); return true; } static dllfunction_t opengl110funcs[] = { {"glClearColor", (void **) &qglClearColor}, {"glClear", (void **) &qglClear}, {"glAlphaFunc", (void **) &qglAlphaFunc}, {"glBlendFunc", (void **) &qglBlendFunc}, {"glCullFace", (void **) &qglCullFace}, {"glDrawBuffer", (void **) &qglDrawBuffer}, {"glReadBuffer", (void **) &qglReadBuffer}, {"glEnable", (void **) &qglEnable}, {"glDisable", (void **) &qglDisable}, {"glIsEnabled", (void **) &qglIsEnabled}, {"glEnableClientState", (void **) &qglEnableClientState}, {"glDisableClientState", (void **) &qglDisableClientState}, {"glGetBooleanv", (void **) &qglGetBooleanv}, {"glGetDoublev", (void **) &qglGetDoublev}, {"glGetFloatv", (void **) &qglGetFloatv}, {"glGetIntegerv", (void **) &qglGetIntegerv}, {"glGetError", (void **) &qglGetError}, {"glGetString", (void **) &qglGetString}, {"glFinish", (void **) &qglFinish}, {"glFlush", (void **) &qglFlush}, {"glClearDepth", (void **) &qglClearDepth}, {"glDepthFunc", (void **) &qglDepthFunc}, {"glDepthMask", (void **) &qglDepthMask}, {"glDepthRange", (void **) &qglDepthRange}, {"glDrawElements", (void **) &qglDrawElements}, {"glColorMask", (void **) &qglColorMask}, {"glVertexPointer", (void **) &qglVertexPointer}, {"glNormalPointer", (void **) &qglNormalPointer}, {"glColorPointer", (void **) &qglColorPointer}, {"glTexCoordPointer", (void **) &qglTexCoordPointer}, {"glArrayElement", (void **) &qglArrayElement}, {"glColor4f", (void **) &qglColor4f}, {"glTexCoord1f", (void **) &qglTexCoord1f}, {"glTexCoord2f", (void **) &qglTexCoord2f}, {"glTexCoord3f", (void **) &qglTexCoord3f}, {"glTexCoord4f", (void **) &qglTexCoord4f}, {"glVertex2f", (void **) &qglVertex2f}, {"glVertex3f", (void **) &qglVertex3f}, {"glBegin", (void **) &qglBegin}, {"glEnd", (void **) &qglEnd}, //[515]: added on 29.07.2005 {"glLineWidth", (void**) &qglLineWidth}, {"glPointSize", (void**) &qglPointSize}, // {"glMatrixMode", (void **) &qglMatrixMode}, {"glOrtho", (void **) &qglOrtho}, {"glFrustum", (void **) &qglFrustum}, {"glViewport", (void **) &qglViewport}, {"glPushMatrix", (void **) &qglPushMatrix}, {"glPopMatrix", (void **) &qglPopMatrix}, {"glLoadIdentity", (void **) &qglLoadIdentity}, {"glLoadMatrixd", (void **) &qglLoadMatrixd}, {"glLoadMatrixf", (void **) &qglLoadMatrixf}, {"glMultMatrixd", (void **) &qglMultMatrixd}, {"glMultMatrixf", (void **) &qglMultMatrixf}, {"glRotated", (void **) &qglRotated}, {"glRotatef", (void **) &qglRotatef}, {"glScaled", (void **) &qglScaled}, {"glScalef", (void **) &qglScalef}, {"glTranslated", (void **) &qglTranslated}, {"glTranslatef", (void **) &qglTranslatef}, {"glReadPixels", (void **) &qglReadPixels}, {"glStencilFunc", (void **) &qglStencilFunc}, {"glStencilMask", (void **) &qglStencilMask}, {"glStencilOp", (void **) &qglStencilOp}, {"glClearStencil", (void **) &qglClearStencil}, {"glTexEnvf", (void **) &qglTexEnvf}, {"glTexEnvfv", (void **) &qglTexEnvfv}, {"glTexEnvi", (void **) &qglTexEnvi}, {"glTexParameterf", (void **) &qglTexParameterf}, {"glTexParameterfv", (void **) &qglTexParameterfv}, {"glTexParameteri", (void **) &qglTexParameteri}, {"glHint", (void **) &qglHint}, {"glPixelStoref", (void **) &qglPixelStoref}, {"glPixelStorei", (void **) &qglPixelStorei}, {"glGenTextures", (void **) &qglGenTextures}, {"glDeleteTextures", (void **) &qglDeleteTextures}, {"glBindTexture", (void **) &qglBindTexture}, // {"glPrioritizeTextures", (void **) &qglPrioritizeTextures}, // {"glAreTexturesResident", (void **) &qglAreTexturesResident}, {"glIsTexture", (void **) &qglIsTexture}, // {"glTexImage1D", (void **) &qglTexImage1D}, {"glTexImage2D", (void **) &qglTexImage2D}, // {"glTexSubImage1D", (void **) &qglTexSubImage1D}, {"glTexSubImage2D", (void **) &qglTexSubImage2D}, // {"glCopyTexImage1D", (void **) &qglCopyTexImage1D}, {"glCopyTexImage2D", (void **) &qglCopyTexImage2D}, // {"glCopyTexSubImage1D", (void **) &qglCopyTexSubImage1D}, {"glCopyTexSubImage2D", (void **) &qglCopyTexSubImage2D}, {"glScissor", (void **) &qglScissor}, {"glPolygonOffset", (void **) &qglPolygonOffset}, {"glPolygonMode", (void **) &qglPolygonMode}, {"glPolygonStipple", (void **) &qglPolygonStipple}, {"glClipPlane", (void **) &qglClipPlane}, {"glGetClipPlane", (void **) &qglGetClipPlane}, {NULL, NULL} }; static dllfunction_t drawrangeelementsfuncs[] = { {"glDrawRangeElements", (void **) &qglDrawRangeElements}, {NULL, NULL} }; static dllfunction_t drawrangeelementsextfuncs[] = { {"glDrawRangeElementsEXT", (void **) &qglDrawRangeElementsEXT}, {NULL, NULL} }; static dllfunction_t multitexturefuncs[] = { {"glMultiTexCoord1fARB", (void **) &qglMultiTexCoord1f}, {"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f}, {"glMultiTexCoord3fARB", (void **) &qglMultiTexCoord3f}, {"glMultiTexCoord4fARB", (void **) &qglMultiTexCoord4f}, {"glActiveTextureARB", (void **) &qglActiveTexture}, {"glClientActiveTextureARB", (void **) &qglClientActiveTexture}, {NULL, NULL} }; static dllfunction_t compiledvertexarrayfuncs[] = { {"glLockArraysEXT", (void **) &qglLockArraysEXT}, {"glUnlockArraysEXT", (void **) &qglUnlockArraysEXT}, {NULL, NULL} }; static dllfunction_t texture3dextfuncs[] = { {"glTexImage3DEXT", (void **) &qglTexImage3D}, {"glTexSubImage3DEXT", (void **) &qglTexSubImage3D}, {"glCopyTexSubImage3DEXT", (void **) &qglCopyTexSubImage3D}, {NULL, NULL} }; static dllfunction_t atiseparatestencilfuncs[] = { {"glStencilOpSeparateATI", (void **) &qglStencilOpSeparate}, {"glStencilFuncSeparateATI", (void **) &qglStencilFuncSeparate}, {NULL, NULL} }; static dllfunction_t gl2separatestencilfuncs[] = { {"glStencilOpSeparate", (void **) &qglStencilOpSeparate}, {"glStencilFuncSeparate", (void **) &qglStencilFuncSeparate}, {NULL, NULL} }; static dllfunction_t stenciltwosidefuncs[] = { {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT}, {NULL, NULL} }; static dllfunction_t blendequationfuncs[] = { {"glBlendEquationEXT", (void **) &qglBlendEquationEXT}, {NULL, NULL} }; static dllfunction_t shaderobjectsfuncs[] = { {"glDeleteObjectARB", (void **) &qglDeleteObjectARB}, {"glGetHandleARB", (void **) &qglGetHandleARB}, {"glDetachObjectARB", (void **) &qglDetachObjectARB}, {"glCreateShaderObjectARB", (void **) &qglCreateShaderObjectARB}, {"glShaderSourceARB", (void **) &qglShaderSourceARB}, {"glCompileShaderARB", (void **) &qglCompileShaderARB}, {"glCreateProgramObjectARB", (void **) &qglCreateProgramObjectARB}, {"glAttachObjectARB", (void **) &qglAttachObjectARB}, {"glLinkProgramARB", (void **) &qglLinkProgramARB}, {"glUseProgramObjectARB", (void **) &qglUseProgramObjectARB}, {"glValidateProgramARB", (void **) &qglValidateProgramARB}, {"glUniform1fARB", (void **) &qglUniform1fARB}, {"glUniform2fARB", (void **) &qglUniform2fARB}, {"glUniform3fARB", (void **) &qglUniform3fARB}, {"glUniform4fARB", (void **) &qglUniform4fARB}, {"glUniform1iARB", (void **) &qglUniform1iARB}, {"glUniform2iARB", (void **) &qglUniform2iARB}, {"glUniform3iARB", (void **) &qglUniform3iARB}, {"glUniform4iARB", (void **) &qglUniform4iARB}, {"glUniform1fvARB", (void **) &qglUniform1fvARB}, {"glUniform2fvARB", (void **) &qglUniform2fvARB}, {"glUniform3fvARB", (void **) &qglUniform3fvARB}, {"glUniform4fvARB", (void **) &qglUniform4fvARB}, {"glUniform1ivARB", (void **) &qglUniform1ivARB}, {"glUniform2ivARB", (void **) &qglUniform2ivARB}, {"glUniform3ivARB", (void **) &qglUniform3ivARB}, {"glUniform4ivARB", (void **) &qglUniform4ivARB}, {"glUniformMatrix2fvARB", (void **) &qglUniformMatrix2fvARB}, {"glUniformMatrix3fvARB", (void **) &qglUniformMatrix3fvARB}, {"glUniformMatrix4fvARB", (void **) &qglUniformMatrix4fvARB}, {"glGetObjectParameterfvARB", (void **) &qglGetObjectParameterfvARB}, {"glGetObjectParameterivARB", (void **) &qglGetObjectParameterivARB}, {"glGetInfoLogARB", (void **) &qglGetInfoLogARB}, {"glGetAttachedObjectsARB", (void **) &qglGetAttachedObjectsARB}, {"glGetUniformLocationARB", (void **) &qglGetUniformLocationARB}, {"glGetActiveUniformARB", (void **) &qglGetActiveUniformARB}, {"glGetUniformfvARB", (void **) &qglGetUniformfvARB}, {"glGetUniformivARB", (void **) &qglGetUniformivARB}, {"glGetShaderSourceARB", (void **) &qglGetShaderSourceARB}, {NULL, NULL} }; static dllfunction_t vertexshaderfuncs[] = { // {"glVertexAttrib1fARB", (void **) &qglVertexAttrib1fARB}, // {"glVertexAttrib1sARB", (void **) &qglVertexAttrib1sARB}, // {"glVertexAttrib1dARB", (void **) &qglVertexAttrib1dARB}, // {"glVertexAttrib2fARB", (void **) &qglVertexAttrib2fARB}, // {"glVertexAttrib2sARB", (void **) &qglVertexAttrib2sARB}, // {"glVertexAttrib2dARB", (void **) &qglVertexAttrib2dARB}, // {"glVertexAttrib3fARB", (void **) &qglVertexAttrib3fARB}, // {"glVertexAttrib3sARB", (void **) &qglVertexAttrib3sARB}, // {"glVertexAttrib3dARB", (void **) &qglVertexAttrib3dARB}, // {"glVertexAttrib4fARB", (void **) &qglVertexAttrib4fARB}, // {"glVertexAttrib4sARB", (void **) &qglVertexAttrib4sARB}, // {"glVertexAttrib4dARB", (void **) &qglVertexAttrib4dARB}, // {"glVertexAttrib4NubARB", (void **) &qglVertexAttrib4NubARB}, // {"glVertexAttrib1fvARB", (void **) &qglVertexAttrib1fvARB}, // {"glVertexAttrib1svARB", (void **) &qglVertexAttrib1svARB}, // {"glVertexAttrib1dvARB", (void **) &qglVertexAttrib1dvARB}, // {"glVertexAttrib2fvARB", (void **) &qglVertexAttrib1fvARB}, // {"glVertexAttrib2svARB", (void **) &qglVertexAttrib1svARB}, // {"glVertexAttrib2dvARB", (void **) &qglVertexAttrib1dvARB}, // {"glVertexAttrib3fvARB", (void **) &qglVertexAttrib1fvARB}, // {"glVertexAttrib3svARB", (void **) &qglVertexAttrib1svARB}, // {"glVertexAttrib3dvARB", (void **) &qglVertexAttrib1dvARB}, // {"glVertexAttrib4fvARB", (void **) &qglVertexAttrib1fvARB}, // {"glVertexAttrib4svARB", (void **) &qglVertexAttrib1svARB}, // {"glVertexAttrib4dvARB", (void **) &qglVertexAttrib1dvARB}, // {"glVertexAttrib4ivARB", (void **) &qglVertexAttrib1ivARB}, // {"glVertexAttrib4bvARB", (void **) &qglVertexAttrib1bvARB}, // {"glVertexAttrib4ubvARB", (void **) &qglVertexAttrib1ubvARB}, // {"glVertexAttrib4usvARB", (void **) &qglVertexAttrib1usvARB}, // {"glVertexAttrib4uivARB", (void **) &qglVertexAttrib1uivARB}, // {"glVertexAttrib4NbvARB", (void **) &qglVertexAttrib1NbvARB}, // {"glVertexAttrib4NsvARB", (void **) &qglVertexAttrib1NsvARB}, // {"glVertexAttrib4NivARB", (void **) &qglVertexAttrib1NivARB}, // {"glVertexAttrib4NubvARB", (void **) &qglVertexAttrib1NubvARB}, // {"glVertexAttrib4NusvARB", (void **) &qglVertexAttrib1NusvARB}, // {"glVertexAttrib4NuivARB", (void **) &qglVertexAttrib1NuivARB}, {"glVertexAttribPointerARB", (void **) &qglVertexAttribPointerARB}, {"glEnableVertexAttribArrayARB", (void **) &qglEnableVertexAttribArrayARB}, {"glDisableVertexAttribArrayARB", (void **) &qglDisableVertexAttribArrayARB}, {"glBindAttribLocationARB", (void **) &qglBindAttribLocationARB}, {"glGetActiveAttribARB", (void **) &qglGetActiveAttribARB}, {"glGetAttribLocationARB", (void **) &qglGetAttribLocationARB}, // {"glGetVertexAttribdvARB", (void **) &qglGetVertexAttribdvARB}, // {"glGetVertexAttribfvARB", (void **) &qglGetVertexAttribfvARB}, // {"glGetVertexAttribivARB", (void **) &qglGetVertexAttribivARB}, // {"glGetVertexAttribPointervARB", (void **) &qglGetVertexAttribPointervARB}, {NULL, NULL} }; static dllfunction_t vbofuncs[] = { {"glBindBufferARB" , (void **) &qglBindBufferARB}, {"glDeleteBuffersARB" , (void **) &qglDeleteBuffersARB}, {"glGenBuffersARB" , (void **) &qglGenBuffersARB}, {"glIsBufferARB" , (void **) &qglIsBufferARB}, {"glMapBufferARB" , (void **) &qglMapBufferARB}, {"glUnmapBufferARB" , (void **) &qglUnmapBufferARB}, {"glBufferDataARB" , (void **) &qglBufferDataARB}, {"glBufferSubDataARB" , (void **) &qglBufferSubDataARB}, {NULL, NULL} }; static dllfunction_t fbofuncs[] = { {"glIsRenderbufferEXT" , (void **) &qglIsRenderbufferEXT}, {"glBindRenderbufferEXT" , (void **) &qglBindRenderbufferEXT}, {"glDeleteRenderbuffersEXT" , (void **) &qglDeleteRenderbuffersEXT}, {"glGenRenderbuffersEXT" , (void **) &qglGenRenderbuffersEXT}, {"glRenderbufferStorageEXT" , (void **) &qglRenderbufferStorageEXT}, {"glGetRenderbufferParameterivEXT" , (void **) &qglGetRenderbufferParameterivEXT}, {"glIsFramebufferEXT" , (void **) &qglIsFramebufferEXT}, {"glBindFramebufferEXT" , (void **) &qglBindFramebufferEXT}, {"glDeleteFramebuffersEXT" , (void **) &qglDeleteFramebuffersEXT}, {"glGenFramebuffersEXT" , (void **) &qglGenFramebuffersEXT}, {"glCheckFramebufferStatusEXT" , (void **) &qglCheckFramebufferStatusEXT}, // {"glFramebufferTexture1DEXT" , (void **) &qglFramebufferTexture1DEXT}, {"glFramebufferTexture2DEXT" , (void **) &qglFramebufferTexture2DEXT}, {"glFramebufferTexture3DEXT" , (void **) &qglFramebufferTexture3DEXT}, {"glFramebufferRenderbufferEXT" , (void **) &qglFramebufferRenderbufferEXT}, {"glGetFramebufferAttachmentParameterivEXT" , (void **) &qglGetFramebufferAttachmentParameterivEXT}, {"glGenerateMipmapEXT" , (void **) &qglGenerateMipmapEXT}, {NULL, NULL} }; static dllfunction_t texturecompressionfuncs[] = { {"glCompressedTexImage3DARB", (void **) &qglCompressedTexImage3DARB}, {"glCompressedTexImage2DARB", (void **) &qglCompressedTexImage2DARB}, // {"glCompressedTexImage1DARB", (void **) &qglCompressedTexImage1DARB}, {"glCompressedTexSubImage3DARB", (void **) &qglCompressedTexSubImage3DARB}, {"glCompressedTexSubImage2DARB", (void **) &qglCompressedTexSubImage2DARB}, // {"glCompressedTexSubImage1DARB", (void **) &qglCompressedTexSubImage1DARB}, {"glGetCompressedTexImageARB", (void **) &qglGetCompressedTexImageARB}, {NULL, NULL} }; static dllfunction_t occlusionqueryfuncs[] = { {"glGenQueriesARB", (void **) &qglGenQueriesARB}, {"glDeleteQueriesARB", (void **) &qglDeleteQueriesARB}, {"glIsQueryARB", (void **) &qglIsQueryARB}, {"glBeginQueryARB", (void **) &qglBeginQueryARB}, {"glEndQueryARB", (void **) &qglEndQueryARB}, {"glGetQueryivARB", (void **) &qglGetQueryivARB}, {"glGetQueryObjectivARB", (void **) &qglGetQueryObjectivARB}, {"glGetQueryObjectuivARB", (void **) &qglGetQueryObjectuivARB}, {NULL, NULL} }; static dllfunction_t drawbuffersfuncs[] = { {"glDrawBuffersARB", (void **) &qglDrawBuffersARB}, {NULL, NULL} }; void VID_CheckExtensions(void) { // clear the extension flags memset(&vid.support, 0, sizeof(vid.support)); // VorteX: reset extensions info cvar, it got filled by GL_CheckExtension Cvar_SetQuick(&gl_info_extensions, ""); if (!GL_CheckExtension("1.1", opengl110funcs, NULL, false)) Sys_Error("OpenGL 1.1.0 functions not found"); CHECKGLERROR Con_DPrint("Checking OpenGL extensions...\n"); vid.support.amd_texture_texture4 = GL_CheckExtension("GL_AMD_texture_texture4", NULL, "-notexture4", false); vid.support.arb_depth_texture = GL_CheckExtension("GL_ARB_depth_texture", NULL, "-nodepthtexture", false); vid.support.arb_draw_buffers = GL_CheckExtension("GL_ARB_draw_buffers", drawbuffersfuncs, "-nodrawbuffers", false); vid.support.arb_fragment_shader = GL_CheckExtension("GL_ARB_fragment_shader", NULL, "-nofragmentshader", false); vid.support.arb_multitexture = GL_CheckExtension("GL_ARB_multitexture", multitexturefuncs, "-nomtex", false); vid.support.arb_occlusion_query = GL_CheckExtension("GL_ARB_occlusion_query", occlusionqueryfuncs, "-noocclusionquery", false); vid.support.arb_shader_objects = GL_CheckExtension("GL_ARB_shader_objects", shaderobjectsfuncs, "-noshaderobjects", false); vid.support.arb_shading_language_100 = GL_CheckExtension("GL_ARB_shading_language_100", NULL, "-noshadinglanguage100", false); vid.support.arb_shadow = GL_CheckExtension("GL_ARB_shadow", NULL, "-noshadow", false); vid.support.arb_texture_compression = GL_CheckExtension("GL_ARB_texture_compression", texturecompressionfuncs, "-notexturecompression", false); vid.support.arb_texture_cube_map = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false); 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); vid.support.arb_texture_gather = GL_CheckExtension("GL_ARB_texture_gather", NULL, "-notexturegather", false); vid.support.arb_texture_non_power_of_two = GL_CheckExtension("GL_ARB_texture_non_power_of_two", NULL, "-notexturenonpoweroftwo", false); vid.support.arb_texture_rectangle = GL_CheckExtension("GL_ARB_texture_rectangle", NULL, "-norectangle", false); vid.support.arb_vertex_buffer_object = GL_CheckExtension("GL_ARB_vertex_buffer_object", vbofuncs, "-novbo", false); vid.support.arb_vertex_shader = GL_CheckExtension("GL_ARB_vertex_shader", vertexshaderfuncs, "-novertexshader", false); vid.support.ati_separate_stencil = GL_CheckExtension("2.0", gl2separatestencilfuncs, "-noseparatestencil", true) || GL_CheckExtension("GL_ATI_separate_stencil", atiseparatestencilfuncs, "-noseparatestencil", false); vid.support.ext_blend_minmax = GL_CheckExtension("GL_EXT_blend_minmax", blendequationfuncs, "-noblendminmax", false); vid.support.ext_blend_subtract = GL_CheckExtension("GL_EXT_blend_subtract", blendequationfuncs, "-noblendsubtract", false); vid.support.ext_compiled_vertex_array = GL_CheckExtension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva", false); vid.support.ext_draw_range_elements = GL_CheckExtension("1.2", drawrangeelementsfuncs, "-nodrawrangeelements", true) || GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false); vid.support.ext_framebuffer_object = GL_CheckExtension("GL_EXT_framebuffer_object", fbofuncs, "-nofbo", false); vid.support.ext_stencil_two_side = GL_CheckExtension("GL_EXT_stencil_two_side", stenciltwosidefuncs, "-nostenciltwoside", false); vid.support.ext_texture_3d = GL_CheckExtension("GL_EXT_texture3D", texture3dextfuncs, "-notexture3d", false); 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); vid.support.ext_texture_filter_anisotropic = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", NULL, "-noanisotropy", false); // COMMANDLINEOPTION: GL: -noanisotropy disables GL_EXT_texture_filter_anisotropic (allows higher quality texturing) // COMMANDLINEOPTION: GL: -noblendminmax disables GL_EXT_blend_minmax // COMMANDLINEOPTION: GL: -noblendsubtract disables GL_EXT_blend_subtract // COMMANDLINEOPTION: GL: -nocombine disables GL_ARB_texture_env_combine or GL_EXT_texture_env_combine (required for bumpmapping and faster map rendering) // COMMANDLINEOPTION: GL: -nocubemap disables GL_ARB_texture_cube_map (required for bumpmapping) // COMMANDLINEOPTION: GL: -nocva disables GL_EXT_compiled_vertex_array (renders faster) // COMMANDLINEOPTION: GL: -nodepthtexture disables use of GL_ARB_depth_texture (required for shadowmapping) // COMMANDLINEOPTION: GL: -nodrawbuffers disables use of GL_ARB_draw_buffers (required for r_shadow_deferredprepass) // COMMANDLINEOPTION: GL: -nodrawrangeelements disables GL_EXT_draw_range_elements (renders faster) // 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) // COMMANDLINEOPTION: GL: -nofbo disables GL_EXT_framebuffer_object (which accelerates rendering), only used if GL_ARB_fragment_shader is also available // COMMANDLINEOPTION: GL: -nofragmentshader disables GL_ARB_fragment_shader (allows pixel shader effects, can improve per pixel lighting performance and capabilities) // COMMANDLINEOPTION: GL: -nomtex disables GL_ARB_multitexture (required for faster map rendering) // COMMANDLINEOPTION: GL: -noocclusionquery disables GL_ARB_occlusion_query (which allows coronas to fade according to visibility, and potentially used for rendering optimizations) // COMMANDLINEOPTION: GL: -norectangle disables GL_ARB_texture_rectangle (required for bumpmapping) // COMMANDLINEOPTION: GL: -noseparatestencil disables use of OpenGL2.0 glStencilOpSeparate and GL_ATI_separate_stencil extensions (which accelerate shadow rendering) // COMMANDLINEOPTION: GL: -noshaderobjects disables GL_ARB_shader_objects (required for vertex shader and fragment shader) // COMMANDLINEOPTION: GL: -noshadinglanguage100 disables GL_ARB_shading_language_100 (required for vertex shader and fragment shader) // COMMANDLINEOPTION: GL: -noshadow disables use of GL_ARB_shadow (required for hardware shadowmap filtering) // COMMANDLINEOPTION: GL: -nostenciltwoside disables GL_EXT_stencil_two_side (which accelerate shadow rendering) // COMMANDLINEOPTION: GL: -notexture3d disables GL_EXT_texture3D (required for spherical lights, otherwise they render as a column) // COMMANDLINEOPTION: GL: -notexture4 disables GL_AMD_texture_texture4 (which provides fetch4 sampling) // 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) // COMMANDLINEOPTION: GL: -notexturegather disables GL_ARB_texture_gather (which provides fetch4 sampling) // 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) // COMMANDLINEOPTION: GL: -novbo disables GL_ARB_vertex_buffer_object (which accelerates rendering) // COMMANDLINEOPTION: GL: -novertexshader disables GL_ARB_vertex_shader (allows vertex shader effects) vid.maxtexturesize_2d = 0; vid.maxtexturesize_3d = 0; vid.maxtexturesize_cubemap = 0; vid.texunits = 1; vid.teximageunits = 1; vid.texarrayunits = 1; vid.max_anisotropy = 1; vid.maxdrawbuffers = 1; if (vid.support.arb_draw_buffers) qglGetIntegerv(GL_MAX_DRAW_BUFFERS_ARB, (GLint*)&vid.maxdrawbuffers); // 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 // we detect these cards by checking if the hardware supports vertex texture fetch (Geforce6 does, Radeon X1600 does not, all GL3-class hardware does) if(vid.support.arb_texture_non_power_of_two) { int val = 0; if (vid.support.arb_vertex_shader) qglGetIntegerv(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB, &val);CHECKGLERROR if (val < 1) vid.support.arb_texture_non_power_of_two = false; } // we don't care if it's an extension or not, they are identical functions, so keep it simple in the rendering code if (qglDrawRangeElements == NULL) qglDrawRangeElements = qglDrawRangeElementsEXT; qglGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_2d); if (vid.support.ext_texture_filter_anisotropic) qglGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint*)&vid.max_anisotropy); if (vid.support.arb_texture_cube_map) qglGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, (GLint*)&vid.maxtexturesize_cubemap); if (vid.support.arb_texture_rectangle) qglGetIntegerv(GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB, (GLint*)&vid.maxtexturesize_rectangle); if (vid.support.ext_texture_3d) qglGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, (GLint*)&vid.maxtexturesize_3d); // verify that 3d textures are really supported if (vid.support.ext_texture_3d && vid.maxtexturesize_3d < 32) { vid.support.ext_texture_3d = false; Con_Printf("GL_EXT_texture3D reported bogus GL_MAX_3D_TEXTURE_SIZE, disabled\n"); } vid.texunits = vid.teximageunits = vid.texarrayunits = 1; if (vid.support.arb_multitexture) qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits); if (vid_gl20.integer && vid.support.arb_fragment_shader && vid.support.arb_vertex_shader && vid.support.arb_shader_objects) { qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits); qglGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS_ARB, (int *)&vid.teximageunits);CHECKGLERROR qglGetIntegerv(GL_MAX_TEXTURE_COORDS_ARB, (int *)&vid.texarrayunits);CHECKGLERROR vid.texunits = bound(4, vid.texunits, MAX_TEXTUREUNITS); vid.teximageunits = bound(16, vid.teximageunits, MAX_TEXTUREUNITS); vid.texarrayunits = bound(8, vid.texarrayunits, MAX_TEXTUREUNITS); 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" : ""); vid.renderpath = RENDERPATH_GL20; } else if (vid.support.arb_texture_env_combine && vid.texunits >= 2 && vid_gl13.integer) { qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, (GLint*)&vid.texunits); vid.texunits = bound(1, vid.texunits, MAX_TEXTUREUNITS); vid.teximageunits = vid.texunits; vid.texarrayunits = vid.texunits; Con_DPrintf("Using GL1.3 rendering path - %i texture units, single pass rendering\n", vid.texunits); vid.renderpath = RENDERPATH_GL13; } else { vid.texunits = bound(1, vid.texunits, MAX_TEXTUREUNITS); vid.teximageunits = vid.texunits; vid.texarrayunits = vid.texunits; Con_DPrintf("Using GL1.1 rendering path - %i texture units, two pass rendering\n", vid.texunits); vid.renderpath = RENDERPATH_GL11; } // VorteX: set other info (maybe place them in VID_InitMode?) Cvar_SetQuick(&gl_info_vendor, gl_vendor); Cvar_SetQuick(&gl_info_renderer, gl_renderer); Cvar_SetQuick(&gl_info_version, gl_version); Cvar_SetQuick(&gl_info_platform, gl_platform ? gl_platform : ""); Cvar_SetQuick(&gl_info_driver, gl_driver); } void Force_CenterView_f (void) { cl.viewangles[PITCH] = 0; } static int gamma_forcenextframe = false; static float cachegamma, cachebrightness, cachecontrast, cacheblack[3], cachegrey[3], cachewhite[3], cachecontrastboost; static int cachecolorenable, cachehwgamma; unsigned int vid_gammatables_serial = 0; // so other subsystems can poll if gamma parameters have changed qboolean vid_gammatables_trivial = true; void VID_BuildGammaTables(unsigned short *ramps, int rampsize) { if (cachecolorenable) { BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[0]), cachewhite[0], cacheblack[0], cachecontrastboost, ramps, rampsize); BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[1]), cachewhite[1], cacheblack[1], cachecontrastboost, ramps + rampsize, rampsize); BuildGammaTable16(1.0f, invpow(0.5, 1 - cachegrey[2]), cachewhite[2], cacheblack[2], cachecontrastboost, ramps + rampsize*2, rampsize); } else { BuildGammaTable16(1.0f, cachegamma, cachecontrast, cachebrightness, cachecontrastboost, ramps, rampsize); BuildGammaTable16(1.0f, cachegamma, cachecontrast, cachebrightness, cachecontrastboost, ramps + rampsize, rampsize); BuildGammaTable16(1.0f, cachegamma, cachecontrast, cachebrightness, cachecontrastboost, ramps + rampsize*2, rampsize); } // LordHavoc: this code came from Ben Winslow and Zinx Verituse, I have // immensely butchered it to work with variable framerates and fit in with // the rest of darkplaces. if (v_psycho.integer) { int x, y; float t; static float n[3], nd[3], nt[3]; static int init = true; unsigned short *ramp; gamma_forcenextframe = true; if (init) { init = false; for (x = 0;x < 3;x++) { n[x] = lhrandom(0, 1); nd[x] = (rand()&1)?-0.25:0.25; nt[x] = lhrandom(1, 8.2); } } for (x = 0;x < 3;x++) { nt[x] -= cl.realframetime; if (nt[x] < 0) { nd[x] = -nd[x]; nt[x] += lhrandom(1, 8.2); } n[x] += nd[x] * cl.realframetime; n[x] -= floor(n[x]); } for (x = 0, ramp = ramps;x < 3;x++) for (y = 0, t = n[x] - 0.75f;y < rampsize;y++, t += 0.75f * (2.0f / rampsize)) *ramp++ = (unsigned short)(cos(t*(M_PI*2.0)) * 32767.0f + 32767.0f); } } void VID_UpdateGamma(qboolean force, int rampsize) { cvar_t *c; float f; int wantgamma; qboolean gamma_changed = false; // LordHavoc: don't mess with gamma tables if running dedicated if (cls.state == ca_dedicated) return; wantgamma = v_hwgamma.integer; switch(vid.renderpath) { case RENDERPATH_GL20: if (v_glslgamma.integer) wantgamma = 0; break; case RENDERPATH_GL13: case RENDERPATH_GL11: break; } if(!vid_activewindow) wantgamma = 0; #define BOUNDCVAR(cvar, m1, m2) c = &(cvar);f = bound(m1, c->value, m2);if (c->value != f) Cvar_SetValueQuick(c, f); BOUNDCVAR(v_gamma, 0.1, 5); BOUNDCVAR(v_contrast, 1, 5); BOUNDCVAR(v_brightness, 0, 0.8); //BOUNDCVAR(v_contrastboost, 0.0625, 16); BOUNDCVAR(v_color_black_r, 0, 0.8); BOUNDCVAR(v_color_black_g, 0, 0.8); BOUNDCVAR(v_color_black_b, 0, 0.8); BOUNDCVAR(v_color_grey_r, 0, 0.95); BOUNDCVAR(v_color_grey_g, 0, 0.95); BOUNDCVAR(v_color_grey_b, 0, 0.95); BOUNDCVAR(v_color_white_r, 1, 5); BOUNDCVAR(v_color_white_g, 1, 5); BOUNDCVAR(v_color_white_b, 1, 5); #undef BOUNDCVAR // set vid_gammatables_trivial to true if the current settings would generate the identity gamma table vid_gammatables_trivial = false; if(v_psycho.integer == 0) if(v_contrastboost.value == 1) { if(v_color_enable.integer) { if(v_color_black_r.value == 0) if(v_color_black_g.value == 0) if(v_color_black_b.value == 0) if(fabs(v_color_grey_r.value - 0.5) < 1e-6) if(fabs(v_color_grey_g.value - 0.5) < 1e-6) if(fabs(v_color_grey_b.value - 0.5) < 1e-6) if(v_color_white_r.value == 1) if(v_color_white_g.value == 1) if(v_color_white_b.value == 1) vid_gammatables_trivial = true; } else { if(v_gamma.value == 1) if(v_contrast.value == 1) if(v_brightness.value == 0) vid_gammatables_trivial = true; } } #define GAMMACHECK(cache, value) if (cache != (value)) gamma_changed = true;cache = (value) if(v_psycho.integer) gamma_changed = true; GAMMACHECK(cachegamma , v_gamma.value); GAMMACHECK(cachecontrast , v_contrast.value); GAMMACHECK(cachebrightness , v_brightness.value); GAMMACHECK(cachecontrastboost, v_contrastboost.value); GAMMACHECK(cachecolorenable, v_color_enable.integer); GAMMACHECK(cacheblack[0] , v_color_black_r.value); GAMMACHECK(cacheblack[1] , v_color_black_g.value); GAMMACHECK(cacheblack[2] , v_color_black_b.value); GAMMACHECK(cachegrey[0] , v_color_grey_r.value); GAMMACHECK(cachegrey[1] , v_color_grey_g.value); GAMMACHECK(cachegrey[2] , v_color_grey_b.value); GAMMACHECK(cachewhite[0] , v_color_white_r.value); GAMMACHECK(cachewhite[1] , v_color_white_g.value); GAMMACHECK(cachewhite[2] , v_color_white_b.value); if(gamma_changed) ++vid_gammatables_serial; GAMMACHECK(cachehwgamma , wantgamma); #undef GAMMACHECK if (!force && !gamma_forcenextframe && !gamma_changed) return; gamma_forcenextframe = false; if (cachehwgamma) { if (!vid_usinghwgamma) { vid_usinghwgamma = true; if (vid_gammarampsize != rampsize || !vid_gammaramps) { vid_gammarampsize = rampsize; if (vid_gammaramps) Z_Free(vid_gammaramps); vid_gammaramps = (unsigned short *)Z_Malloc(6 * vid_gammarampsize * sizeof(unsigned short)); vid_systemgammaramps = vid_gammaramps + 3 * vid_gammarampsize; } VID_GetGamma(vid_systemgammaramps, vid_gammarampsize); } VID_BuildGammaTables(vid_gammaramps, vid_gammarampsize); // set vid_hardwaregammasupported to true if VID_SetGamma succeeds, OR if vid_hwgamma is >= 2 (forced gamma - ignores driver return value) Cvar_SetValueQuick(&vid_hardwaregammasupported, VID_SetGamma(vid_gammaramps, vid_gammarampsize) || cachehwgamma >= 2); // if custom gamma ramps failed (Windows stupidity), restore to system gamma if(!vid_hardwaregammasupported.integer) { if (vid_usinghwgamma) { vid_usinghwgamma = false; VID_SetGamma(vid_systemgammaramps, vid_gammarampsize); } } } else { if (vid_usinghwgamma) { vid_usinghwgamma = false; VID_SetGamma(vid_systemgammaramps, vid_gammarampsize); } } } void VID_RestoreSystemGamma(void) { if (vid_usinghwgamma) { vid_usinghwgamma = false; Cvar_SetValueQuick(&vid_hardwaregammasupported, VID_SetGamma(vid_systemgammaramps, vid_gammarampsize)); // force gamma situation to be reexamined next frame gamma_forcenextframe = true; } } void VID_Shared_Init(void) { Cvar_RegisterVariable(&vid_hardwaregammasupported); Cvar_RegisterVariable(&gl_info_vendor); Cvar_RegisterVariable(&gl_info_renderer); Cvar_RegisterVariable(&gl_info_version); Cvar_RegisterVariable(&gl_info_extensions); Cvar_RegisterVariable(&gl_info_platform); Cvar_RegisterVariable(&gl_info_driver); Cvar_RegisterVariable(&v_gamma); Cvar_RegisterVariable(&v_brightness); Cvar_RegisterVariable(&v_contrastboost); Cvar_RegisterVariable(&v_contrast); Cvar_RegisterVariable(&v_color_enable); Cvar_RegisterVariable(&v_color_black_r); Cvar_RegisterVariable(&v_color_black_g); Cvar_RegisterVariable(&v_color_black_b); Cvar_RegisterVariable(&v_color_grey_r); Cvar_RegisterVariable(&v_color_grey_g); Cvar_RegisterVariable(&v_color_grey_b); Cvar_RegisterVariable(&v_color_white_r); Cvar_RegisterVariable(&v_color_white_g); Cvar_RegisterVariable(&v_color_white_b); Cvar_RegisterVariable(&v_hwgamma); Cvar_RegisterVariable(&v_glslgamma); Cvar_RegisterVariable(&v_psycho); Cvar_RegisterVariable(&vid_fullscreen); Cvar_RegisterVariable(&vid_width); Cvar_RegisterVariable(&vid_height); Cvar_RegisterVariable(&vid_bitsperpixel); Cvar_RegisterVariable(&vid_samples); Cvar_RegisterVariable(&vid_refreshrate); Cvar_RegisterVariable(&vid_userefreshrate); Cvar_RegisterVariable(&vid_stereobuffer); Cvar_RegisterVariable(&vid_vsync); Cvar_RegisterVariable(&vid_mouse); Cvar_RegisterVariable(&vid_grabkeyboard); Cvar_RegisterVariable(&vid_stick_mouse); Cvar_RegisterVariable(&vid_resizable); Cvar_RegisterVariable(&vid_minwidth); Cvar_RegisterVariable(&vid_minheight); Cvar_RegisterVariable(&vid_gl13); Cvar_RegisterVariable(&vid_gl20); Cvar_RegisterVariable(&gl_finish); Cmd_AddCommand("force_centerview", Force_CenterView_f, "recenters view (stops looking up/down)"); Cmd_AddCommand("vid_restart", VID_Restart_f, "restarts video system (closes and reopens the window, restarts renderer)"); } int VID_Mode(int fullscreen, int width, int height, int bpp, float refreshrate, int stereobuffer, int samples) { viddef_mode_t mode; memset(&mode, 0, sizeof(mode)); mode.fullscreen = fullscreen; mode.width = width; mode.height = height; mode.bitsperpixel = bpp; mode.refreshrate = vid_userefreshrate.integer ? max(1, refreshrate) : 0; mode.userefreshrate = vid_userefreshrate.integer; mode.stereobuffer = stereobuffer; mode.samples = samples; cl_ignoremousemoves = 2; if (VID_InitMode(&mode)) { // accept the (possibly modified) mode vid.mode = mode; vid.fullscreen = vid.mode.fullscreen; vid.width = vid.mode.width; vid.height = vid.mode.height; vid.bitsperpixel = vid.mode.bitsperpixel; vid.refreshrate = vid.mode.refreshrate; vid.userefreshrate = vid.mode.userefreshrate; vid.stereobuffer = vid.mode.stereobuffer; vid.samples = vid.mode.samples; vid.stencil = vid.mode.bitsperpixel > 16; 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) : ""); Cvar_SetValueQuick(&vid_fullscreen, vid.mode.fullscreen); Cvar_SetValueQuick(&vid_width, vid.mode.width); Cvar_SetValueQuick(&vid_height, vid.mode.height); Cvar_SetValueQuick(&vid_bitsperpixel, vid.mode.bitsperpixel); Cvar_SetValueQuick(&vid_samples, vid.mode.samples); if(vid_userefreshrate.integer) Cvar_SetValueQuick(&vid_refreshrate, vid.mode.refreshrate); Cvar_SetValueQuick(&vid_stereobuffer, vid.mode.stereobuffer); return true; } else return false; } static void VID_OpenSystems(void) { R_Modules_Start(); S_Startup(); } static void VID_CloseSystems(void) { S_Shutdown(); R_Modules_Shutdown(); } qboolean vid_commandlinecheck = true; void VID_Restart_f(void) { // don't crash if video hasn't started yet if (vid_commandlinecheck) return; Con_Printf("VID_Restart: changing from %s %dx%dx%dbpp%s%s, to %s %dx%dx%dbpp%s%s.\n", 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) : "", 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) : ""); VID_CloseSystems(); VID_Shutdown(); if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer)) { Con_Print("Video mode change failed\n"); if (!VID_Mode(vid.mode.fullscreen, vid.mode.width, vid.mode.height, vid.mode.bitsperpixel, vid.mode.refreshrate, vid.mode.stereobuffer, vid.mode.samples)) Sys_Error("Unable to restore to last working video mode"); } VID_OpenSystems(); } const char *vidfallbacks[][2] = { {"vid_stereobuffer", "0"}, {"vid_samples", "1"}, {"vid_userefreshrate", "0"}, {"vid_width", "640"}, {"vid_height", "480"}, {"vid_bitsperpixel", "16"}, {NULL, NULL} }; // this is only called once by Host_StartVideo void VID_Start(void) { int i, width, height, success; if (vid_commandlinecheck) { // interpret command-line parameters vid_commandlinecheck = false; // COMMANDLINEOPTION: Video: -window performs +vid_fullscreen 0 if (COM_CheckParm("-window") || COM_CheckParm("-safe")) Cvar_SetValueQuick(&vid_fullscreen, false); // COMMANDLINEOPTION: Video: -fullscreen performs +vid_fullscreen 1 if (COM_CheckParm("-fullscreen")) Cvar_SetValueQuick(&vid_fullscreen, true); width = 0; height = 0; // COMMANDLINEOPTION: Video: -width performs +vid_width and also +vid_height if only -width is specified (example: -width 1024 sets 1024x768 mode) if ((i = COM_CheckParm("-width")) != 0) width = atoi(com_argv[i+1]); // COMMANDLINEOPTION: Video: -height performs +vid_height and also +vid_width if only -height is specified (example: -height 768 sets 1024x768 mode) if ((i = COM_CheckParm("-height")) != 0) height = atoi(com_argv[i+1]); if (width == 0) width = height * 4 / 3; if (height == 0) height = width * 3 / 4; if (width) Cvar_SetValueQuick(&vid_width, width); if (height) Cvar_SetValueQuick(&vid_height, height); // COMMANDLINEOPTION: Video: -bpp performs +vid_bitsperpixel (example -bpp 32 or -bpp 16) if ((i = COM_CheckParm("-bpp")) != 0) Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]); } success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer); if (!success) { Con_Print("Desired video mode fail, trying fallbacks...\n"); for (i = 0;!success && vidfallbacks[i][0] != NULL;i++) { Cvar_Set(vidfallbacks[i][0], vidfallbacks[i][1]); success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_refreshrate.value, vid_stereobuffer.integer, vid_samples.integer); } if (!success) Sys_Error("Video modes failed"); } VID_OpenSystems(); } int VID_SortModes_Compare(const void *a_, const void *b_) { vid_mode_t *a = (vid_mode_t *) a_; vid_mode_t *b = (vid_mode_t *) b_; if(a->width > b->width) return +1; if(a->width < b->width) return -1; if(a->height > b->height) return +1; if(a->height < b->height) return -1; if(a->refreshrate > b->refreshrate) return +1; if(a->refreshrate < b->refreshrate) return -1; if(a->bpp > b->bpp) return +1; if(a->bpp < b->bpp) return -1; if(a->pixelheight_num * b->pixelheight_denom > a->pixelheight_denom * b->pixelheight_num) return +1; if(a->pixelheight_num * b->pixelheight_denom < a->pixelheight_denom * b->pixelheight_num) return -1; return 0; } size_t VID_SortModes(vid_mode_t *modes, size_t count, qboolean usebpp, qboolean userefreshrate, qboolean useaspect) { size_t i; if(count == 0) return 0; // 1. sort them qsort(modes, count, sizeof(*modes), VID_SortModes_Compare); // 2. remove duplicates for(i = 0; i < count; ++i) { if(modes[i].width && modes[i].height) { if(i == 0) continue; if(modes[i].width != modes[i-1].width) continue; if(modes[i].height != modes[i-1].height) continue; if(userefreshrate) if(modes[i].refreshrate != modes[i-1].refreshrate) continue; if(usebpp) if(modes[i].bpp != modes[i-1].bpp) continue; if(useaspect) if(modes[i].pixelheight_num * modes[i-1].pixelheight_denom != modes[i].pixelheight_denom * modes[i-1].pixelheight_num) continue; } // a dupe, or a bogus mode! if(i < count-1) memmove(&modes[i], &modes[i+1], sizeof(*modes) * (count-1 - i)); --i; // check this index again, as mode i+1 is now here --count; } return count; }