X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=vid_shared.c;h=2fbd3df03aa020c2bb4ff73e4dcd1c78c380fbea;hb=d24632efa31e94894183a591ff821c75a02dc7b7;hp=6730f55f4382e47fd959d031f59106cf83a6a244;hpb=284dd7a5e650c0edea896734f0179a3fde95defc;p=xonotic%2Fdarkplaces.git diff --git a/vid_shared.c b/vid_shared.c index 6730f55f..2fbd3df0 100644 --- a/vid_shared.c +++ b/vid_shared.c @@ -1,20 +1,34 @@ #include "quakedef.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. // LordHavoc: GL_ARB_multitexture support -int gl_textureunits; +int gl_textureunits = 0; // LordHavoc: GL_ARB_texture_env_combine or GL_EXT_texture_env_combine support int gl_combine_extension = false; // LordHavoc: GL_EXT_compiled_vertex_array support int gl_supportslockarrays = false; +// LordHavoc: GLX_SGI_video_sync and WGL_EXT_swap_control +int gl_videosyncavailable = false; + +// LordHavoc: if window is hidden, don't update screen +int vid_hidden = false; +// 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... +int vid_activewindow = true; -cvar_t vid_mode = {0, "vid_mode", "0"}; -cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1"}; cvar_t vid_fullscreen = {0, "vid_fullscreen", "1"}; +cvar_t vid_width = {0, "vid_width", "800"}; +cvar_t vid_height = {0, "vid_height", "600"}; +cvar_t vid_bitsperpixel = {0, "vid_bitsperpixel", "32"}; + +cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1"}; cvar_t gl_combine = {0, "gl_combine", "1"}; cvar_t in_pitch_min = {0, "in_pitch_min", "-90"}; @@ -22,6 +36,22 @@ cvar_t in_pitch_max = {0, "in_pitch_max", "90"}; cvar_t m_filter = {CVAR_SAVE, "m_filter","0"}; +// 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 *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat); void (GLAPIENTRY *qglActiveTexture) (GLenum); @@ -31,83 +61,102 @@ void (GLAPIENTRY *qglClientActiveTexture) (GLenum); void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count); void (GLAPIENTRY *qglUnlockArraysEXT) (void); -typedef struct -{ - char *name; - void **funcvariable; -} -gl_extensionfunctionlist_t; - -typedef struct -{ - char *name; - gl_extensionfunctionlist_t *funcs; - int *enablevariable; - char *disableparm; -} -gl_extensioninfo_t; - -static gl_extensionfunctionlist_t multitexturefuncs[] = -{ - {"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f}, - {"glActiveTextureARB", (void **) &qglActiveTexture}, - {"glClientActiveTextureARB", (void **) &qglClientActiveTexture}, - {NULL, NULL} -}; - -static gl_extensionfunctionlist_t compiledvertexarrayfuncs[] = -{ - {"glLockArraysEXT", (void **) &qglLockArraysEXT}, - {"glUnlockArraysEXT", (void **) &qglUnlockArraysEXT}, - {NULL, NULL} -}; - -#ifndef WIN32 -#include -#endif - -#ifndef WIN32 -static void *prjobj = NULL; -#endif - -static void gl_getfuncs_begin(void) -{ -#ifndef WIN32 - if (prjobj) - dlclose(prjobj); - - prjobj = dlopen(NULL, RTLD_LAZY); - if (prjobj == NULL) - { - Con_Printf("Unable to open symbol list for main program.\n"); - return; - } -#endif -} - -static void gl_getfuncs_end(void) -{ -#ifndef WIN32 - if (prjobj) - { - dlclose(prjobj); - prjobj = NULL; - } -#endif -} -static void *gl_getfuncaddress(char *name) +// 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 *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 *qglColor4ub)(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha); +void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t); +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 *qglTexEnvi)(GLenum target, GLenum pname, GLint param); + +//void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param); +void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param); + +void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture); +void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, 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 *qglDeleteTextures)(GLsizei n, const GLuint *textures); +void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param); +void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param); + +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 *); + +int GL_CheckExtension(const char *name, const gl_extensionfunctionlist_t *funcs, const char *disableparm, int silent) { -#ifdef WIN32 - return (void *) wglGetProcAddress(name); -#else - return (void *) dlsym(prjobj, name); -#endif -} - -static int gl_checkextension(char *name, gl_extensionfunctionlist_t *funcs, char *disableparm) -{ - gl_extensionfunctionlist_t *func; + int failed = false; + const gl_extensionfunctionlist_t *func; Con_Printf("checking for %s... ", name); @@ -120,16 +169,21 @@ static int gl_checkextension(char *name, gl_extensionfunctionlist_t *funcs, char return false; } - if (strstr(gl_extensions, name)) + if (strstr(gl_extensions, name) || strstr(gl_platformextensions, name) || (strncmp(name, "GL_", 3) && strncmp(name, "WGL_", 4) && strncmp(name, "GLX_", 4) && strncmp(name, "AGL_", 4))) { for (func = funcs;func && func->name != NULL;func++) { - if (!(*func->funcvariable = (void *) gl_getfuncaddress(func->name))) + // functions are cleared before all the extensions are evaluated + if (!(*func->funcvariable = (void *) GL_GetProcAddress(func->name))) { - Con_Printf("missing function \"%s\"!\n", func->name); - return false; + if (!silent) + Con_Printf("missing function \"%s\" - broken driver!\n", func->name); + failed = true; } } + // delay the return so it prints all missing functions + if (failed) + return false; Con_Printf("enabled\n"); return true; } @@ -140,28 +194,143 @@ static int gl_checkextension(char *name, gl_extensionfunctionlist_t *funcs, char } } -void VID_CheckExtensions(void) +static gl_extensionfunctionlist_t opengl110funcs[] = { - Con_Printf("Checking OpenGL extensions...\n"); + {"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}, + {"glVertexPointer", (void **) &qglVertexPointer}, +// {"glNormalPointer", (void **) &qglNormalPointer}, + {"glColorPointer", (void **) &qglColorPointer}, + {"glTexCoordPointer", (void **) &qglTexCoordPointer}, + {"glArrayElement", (void **) &qglArrayElement}, + {"glColor4ub", (void **) &qglColor4ub}, + {"glTexCoord2f", (void **) &qglTexCoord2f}, + {"glVertex2f", (void **) &qglVertex2f}, + {"glVertex3f", (void **) &qglVertex3f}, + {"glBegin", (void **) &qglBegin}, + {"glEnd", (void **) &qglEnd}, + {"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}, + {"glTexEnvi", (void **) &qglTexEnvi}, +// {"glTexParameterf", (void **) &qglTexParameterf}, + {"glTexParameteri", (void **) &qglTexParameteri}, + {"glBindTexture", (void **) &qglBindTexture}, + {"glTexImage2D", (void **) &qglTexImage2D}, + {"glTexSubImage2D", (void **) &qglTexSubImage2D}, + {"glDeleteTextures", (void **) &qglDeleteTextures}, + {"glPixelStoref", (void **) &qglPixelStoref}, + {"glPixelStorei", (void **) &qglPixelStorei}, + {NULL, NULL} +}; + +static gl_extensionfunctionlist_t drawrangeelementsfuncs[] = +{ + {"glDrawRangeElements", (void **) &qglDrawRangeElements}, + {NULL, NULL} +}; + +static gl_extensionfunctionlist_t drawrangeelementsextfuncs[] = +{ + {"glDrawRangeElementsEXT", (void **) &qglDrawRangeElementsEXT}, + {NULL, NULL} +}; + +static gl_extensionfunctionlist_t multitexturefuncs[] = +{ + {"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f}, + {"glActiveTextureARB", (void **) &qglActiveTexture}, + {"glClientActiveTextureARB", (void **) &qglClientActiveTexture}, + {NULL, NULL} +}; - gl_getfuncs_begin(); +static gl_extensionfunctionlist_t compiledvertexarrayfuncs[] = +{ + {"glLockArraysEXT", (void **) &qglLockArraysEXT}, + {"glUnlockArraysEXT", (void **) &qglUnlockArraysEXT}, + {NULL, NULL} +}; +void VID_CheckExtensions(void) +{ gl_combine_extension = false; gl_supportslockarrays = false; gl_textureunits = 1; - if (gl_checkextension("GL_ARB_multitexture", multitexturefuncs, "-nomtex")) + if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false)) + Sys_Error("OpenGL 1.1.0 functions not found\n"); + + Con_Printf ("GL_VENDOR: %s\n", gl_vendor); + Con_Printf ("GL_RENDERER: %s\n", gl_renderer); + Con_Printf ("GL_VERSION: %s\n", gl_version); + Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions); + Con_Printf ("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions); + + Con_Printf("Checking OpenGL extensions...\n"); + + if (!GL_CheckExtension("glDrawRangeElements", drawrangeelementsfuncs, "-nodrawrangeelements", true)) + GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false); + + if (GL_CheckExtension("GL_ARB_multitexture", multitexturefuncs, "-nomtex", false)) { - glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_textureunits); + qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_textureunits); if (gl_textureunits > 1) - gl_combine_extension = gl_checkextension("GL_ARB_texture_env_combine", NULL, "-nocombine") || gl_checkextension("GL_EXT_texture_env_combine", NULL, "-nocombine"); + gl_combine_extension = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false); else + { + Con_Printf("GL_ARB_multitexture with less than 2 units? - BROKEN DRIVER!\n"); gl_textureunits = 1; // for sanity sake, make sure it's not 0 + } } - gl_supportslockarrays = gl_checkextension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva"); + gl_supportslockarrays = GL_CheckExtension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva", false); - gl_getfuncs_end(); + // 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; } void Force_CenterView_f (void) @@ -173,8 +342,11 @@ void IN_PreMove(void) { } +void CL_AdjustAngles(void); void IN_PostMove(void) { + // clamp after the move as well to prevent messed up rendering angles + CL_AdjustAngles(); } void IN_Mouse(usercmd_t *cmd, float mx, float my) @@ -202,7 +374,7 @@ void IN_Mouse(usercmd_t *cmd, float mx, float my) mouse_y *= sensitivity.value * cl.viewzoom; // Add mouse X/Y movement to cmd - if ( (in_strafe.state & 1) || (lookstrafe.integer && mouselook)) + if ((in_strafe.state & 1) || (lookstrafe.integer && mouselook)) cmd->sidemove += m_side.value * mouse_x; else cl.viewangles[YAW] -= m_yaw.value * mouse_x; @@ -223,12 +395,41 @@ void IN_Mouse(usercmd_t *cmd, float mx, float my) void VID_InitCvars(void) { - Cvar_RegisterVariable(&vid_mode); - Cvar_RegisterVariable(&vid_mouse); + int i; + Cvar_RegisterVariable(&vid_fullscreen); + Cvar_RegisterVariable(&vid_width); + Cvar_RegisterVariable(&vid_height); + Cvar_RegisterVariable(&vid_bitsperpixel); + Cvar_RegisterVariable(&vid_mouse); Cvar_RegisterVariable(&gl_combine); Cvar_RegisterVariable(&in_pitch_min); Cvar_RegisterVariable(&in_pitch_max); Cvar_RegisterVariable(&m_filter); Cmd_AddCommand("force_centerview", Force_CenterView_f); + +// interpret command-line parameters + if ((i = COM_CheckParm("-window")) != 0) + Cvar_SetValueQuick(&vid_fullscreen, false); + if ((i = COM_CheckParm("-fullscreen")) != 0) + Cvar_SetValueQuick(&vid_fullscreen, true); + if ((i = COM_CheckParm("-width")) != 0) + Cvar_SetQuick(&vid_width, com_argv[i+1]); + if ((i = COM_CheckParm("-height")) != 0) + Cvar_SetQuick(&vid_height, com_argv[i+1]); + if ((i = COM_CheckParm("-bpp")) != 0) + Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]); +} + +extern int VID_InitMode (int fullscreen, int width, int height, int bpp); +int VID_Mode(int fullscreen, int width, int height, int bpp) +{ + if (fullscreen) + Con_Printf("Video: %dx%dx%d fullscreen\n", width, height, bpp); + else + Con_Printf("Video: %dx%d windowed\n", width, height); + if (VID_InitMode(fullscreen, width, height, bpp)) + return true; + else + return false; }