#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;
-// LordHavoc: GL_ARB_texture_env_combine or GL_EXT_texture_env_combine support
+// GL_ARB_multitexture
+int gl_textureunits = 0;
+// GL_ARB_texture_env_combine or GL_EXT_texture_env_combine
int gl_combine_extension = false;
-// LordHavoc: GL_EXT_compiled_vertex_array support
+// GL_EXT_compiled_vertex_array
int gl_supportslockarrays = false;
+// GLX_SGI_video_sync or WGL_EXT_swap_control
+int gl_videosyncavailable = false;
+// stencil available
+int gl_stencil = false;
+// 3D textures available
+int gl_texture3d = false;
+// GL_ARB_texture_cubemap
+int gl_texturecubemap = false;
+// GL_ARB_texture_env_dot3
+int gl_dot3arb = false;
+
+// LordHavoc: if window is hidden, don't update screen
+int 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...
+int vid_activewindow = true;
+
+cvar_t vid_fullscreen = {CVAR_SAVE, "vid_fullscreen", "1"};
+cvar_t vid_width = {CVAR_SAVE, "vid_width", "640"};
+cvar_t vid_height = {CVAR_SAVE, "vid_height", "480"};
+cvar_t vid_bitsperpixel = {CVAR_SAVE, "vid_bitsperpixel", "16"};
+cvar_t vid_stencil = {CVAR_SAVE, "vid_stencil", "0"};
-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 gl_combine = {0, "gl_combine", "1"};
cvar_t in_pitch_min = {0, "in_pitch_min", "-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);
void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count);
void (GLAPIENTRY *qglUnlockArraysEXT) (void);
-typedef struct
-{
- char *name;
- void **funcvariable;
-}
-gl_extensionfunctionlist_t;
-typedef struct
+// 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 *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 *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
+void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
+
+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);
+
+int GL_CheckExtension(const char *name, const dllfunction_t *funcs, const char *disableparm, int silent)
{
- 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 <dlfcn.h>
-#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)
-{
-#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 dllfunction_t *func;
Con_Printf("checking for %s... ", name);
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;
}
}
}
-void VID_CheckExtensions(void)
+static dllfunction_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},
+ {"glColorMask", (void **) &qglColorMask},
+ {"glVertexPointer", (void **) &qglVertexPointer},
+// {"glNormalPointer", (void **) &qglNormalPointer},
+ {"glColorPointer", (void **) &qglColorPointer},
+ {"glTexCoordPointer", (void **) &qglTexCoordPointer},
+ {"glArrayElement", (void **) &qglArrayElement},
+ {"glColor4f", (void **) &qglColor4f},
+ {"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},
+ {"glTexParameterfv", (void **) &qglTexParameterfv},
+ {"glTexParameteri", (void **) &qglTexParameteri},
+ {"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},
+ {NULL, NULL}
+};
+
+static dllfunction_t drawrangeelementsfuncs[] =
+{
+ {"glDrawRangeElements", (void **) &qglDrawRangeElements},
+ {NULL, NULL}
+};
+
+static dllfunction_t drawrangeelementsextfuncs[] =
+{
+ {"glDrawRangeElementsEXT", (void **) &qglDrawRangeElementsEXT},
+ {NULL, NULL}
+};
- gl_getfuncs_begin();
+static dllfunction_t multitexturefuncs[] =
+{
+ {"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f},
+ {"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}
+};
+
+void VID_CheckExtensions(void)
+{
+ gl_stencil = vid_stencil.integer;
gl_combine_extension = false;
+ gl_dot3arb = 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);
- 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");
- else
- gl_textureunits = 1; // for sanity sake, make sure it's not 0
+ qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_textureunits);
+ gl_combine_extension = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false);
+ if (gl_combine_extension)
+ gl_dot3arb = GL_CheckExtension("GL_ARB_texture_env_dot3", NULL, "-nodot3", false);
}
- gl_supportslockarrays = gl_checkextension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva");
+ gl_texture3d = GL_CheckExtension("GL_EXT_texture3D", texture3dextfuncs, "-notexture3d", false);
+ gl_texturecubemap = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false);
+ 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)
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;
}
}
-void VID_InitCvars(void)
+void VID_Shared_Init(void)
{
- Cvar_RegisterVariable(&vid_mode);
- Cvar_RegisterVariable(&vid_mouse);
Cvar_RegisterVariable(&vid_fullscreen);
+ Cvar_RegisterVariable(&vid_width);
+ Cvar_RegisterVariable(&vid_height);
+ Cvar_RegisterVariable(&vid_bitsperpixel);
+ Cvar_RegisterVariable(&vid_stencil);
+ 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);
+ Cmd_AddCommand("vid_restart", VID_Restart_f);
+}
+
+int current_vid_fullscreen;
+int current_vid_width;
+int current_vid_height;
+int current_vid_bitsperpixel;
+int current_vid_stencil;
+extern int VID_InitMode (int fullscreen, int width, int height, int bpp, int stencil);
+int VID_Mode(int fullscreen, int width, int height, int bpp, int stencil)
+{
+ Con_Printf("Video: %s %dx%dx%d %s\n", fullscreen ? "fullscreen" : "window", width, height, bpp, stencil ? "with stencil" : "without stencil");
+ if (VID_InitMode(fullscreen, width, height, bpp, stencil))
+ {
+ current_vid_fullscreen = fullscreen;
+ current_vid_width = width;
+ current_vid_height = height;
+ current_vid_bitsperpixel = bpp;
+ current_vid_stencil = stencil;
+ Cvar_SetValueQuick(&vid_fullscreen, fullscreen);
+ Cvar_SetValueQuick(&vid_width, width);
+ Cvar_SetValueQuick(&vid_height, height);
+ Cvar_SetValueQuick(&vid_bitsperpixel, bpp);
+ Cvar_SetValueQuick(&vid_stencil, stencil);
+ return true;
+ }
+ else
+ return false;
+}
+
+static void VID_OpenSystems(void)
+{
+ R_Modules_Start();
+ S_Open();
+ CDAudio_Open();
+}
+
+static void VID_CloseSystems(void)
+{
+ CDAudio_Close();
+ S_Close();
+ R_Modules_Shutdown();
+}
+
+void VID_Restart_f(void)
+{
+ Con_Printf("VID_Restart: changing from %s %dx%dx%dbpp %s, to %s %dx%dx%dbpp %s.\n",
+ current_vid_fullscreen ? "fullscreen" : "window", current_vid_width, current_vid_height, current_vid_bitsperpixel, current_vid_stencil ? "with stencil" : "without stencil",
+ vid_fullscreen.integer ? "fullscreen" : "window", vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_stencil.integer ? "with stencil" : "without stencil");
+ VID_Close();
+ if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_stencil.integer))
+ {
+ Con_Printf("Video mode change failed\n");
+ if (!VID_Mode(current_vid_fullscreen, current_vid_width, current_vid_height, current_vid_bitsperpixel, current_vid_stencil))
+ Sys_Error("Unable to restore to last working video mode\n");
+ }
+ VID_OpenSystems();
+}
+
+int vid_commandlinecheck = true;
+void VID_Open(void)
+{
+ int i;
+ if (vid_commandlinecheck)
+ {
+ // interpret command-line parameters
+ vid_commandlinecheck = false;
+ 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]);
+ if ((i = COM_CheckParm("-nostencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 0);
+ if ((i = COM_CheckParm("-stencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 1);
+ }
+
+ if (vid_stencil.integer && vid_bitsperpixel.integer != 32)
+ {
+ Con_Printf("vid_stencil not allowed without vid_bitsperpixel 32, turning off vid_stencil\n");
+ Cvar_SetValueQuick(&vid_stencil, 0);
+ }
+
+ Con_Printf("Starting video system\n");
+ if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_stencil.integer))
+ {
+ Con_Printf("Desired video mode fail, trying fallbacks...\n");
+ if (!vid_stencil.integer || !VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, false))
+ {
+ if (vid_fullscreen.integer)
+ {
+ if (!VID_Mode(true, 640, 480, 16, false))
+ if (!VID_Mode(false, 640, 480, 16, false))
+ Sys_Error("Video modes failed\n");
+ }
+ else
+ Sys_Error("Windowed video failed\n");
+ }
+ }
+ VID_OpenSystems();
+}
+
+void VID_Close(void)
+{
+ VID_CloseSystems();
+ VID_Shutdown();
}