#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;
+// indicates that stencil is available
+int gl_stencil = 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 *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 *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);
//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 *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 *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 *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 *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
-
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);
-typedef struct
-{
- char *name;
- void **funcvariable;
-}
-gl_extensionfunctionlist_t;
+//void (GLAPIENTRY *qglColorTableEXT)(int, int, int, int, int, const void *);
-typedef struct
+int GL_CheckExtension(const char *name, const gl_extensionfunctionlist_t *funcs, const char *disableparm, int silent)
{
- char *name;
- gl_extensionfunctionlist_t *funcs;
- int *enablevariable;
- char *disableparm;
+ int failed = false;
+ const gl_extensionfunctionlist_t *func;
+
+ Con_Printf("checking for %s... ", name);
+
+ for (func = funcs;func && func->name;func++)
+ *func->funcvariable = NULL;
+
+ if (disableparm && COM_CheckParm(disableparm))
+ {
+ Con_Printf("disabled by commandline\n");
+ return false;
+ }
+
+ 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++)
+ {
+ // functions are cleared before all the extensions are evaluated
+ if (!(*func->funcvariable = (void *) GL_GetProcAddress(func->name)))
+ {
+ 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;
+ }
+ else
+ {
+ Con_Printf("not detected\n");
+ return false;
+ }
}
-gl_extensioninfo_t;
static gl_extensionfunctionlist_t opengl110funcs[] =
{
// {"glIsEnabled", (void **) &qglIsEnabled},
{"glEnableClientState", (void **) &qglEnableClientState},
{"glDisableClientState", (void **) &qglDisableClientState},
-// {"glGetBooleanv", (void **) &qglGetBooleanv},
-// {"glGetDoublev", (void **) &qglGetDoublev},
-// {"glGetFloatv", (void **) &qglGetFloatv},
+ {"glGetBooleanv", (void **) &qglGetBooleanv},
+ {"glGetDoublev", (void **) &qglGetDoublev},
+ {"glGetFloatv", (void **) &qglGetFloatv},
{"glGetIntegerv", (void **) &qglGetIntegerv},
{"glGetError", (void **) &qglGetError},
{"glGetString", (void **) &qglGetString},
// {"glPushMatrix", (void **) &qglPushMatrix},
// {"glPopMatrix", (void **) &qglPopMatrix},
{"glLoadIdentity", (void **) &qglLoadIdentity},
-// {"glLoadMatrixd", (void **) &qglLoadMatrixd},
-// {"glLoadMatrixf", (void **) &qglLoadMatrixf},
+ {"glLoadMatrixd", (void **) &qglLoadMatrixd},
+ {"glLoadMatrixf", (void **) &qglLoadMatrixf},
// {"glMultMatrixd", (void **) &qglMultMatrixd},
// {"glMultMatrixf", (void **) &qglMultMatrixf},
// {"glRotated", (void **) &qglRotated},
// {"glTranslated", (void **) &qglTranslated},
{"glTranslatef", (void **) &qglTranslatef},
{"glReadPixels", (void **) &qglReadPixels},
-// {"glStencilFunc", (void **) &qglStencilFunc},
-// {"glStencilMask", (void **) &qglStencilMask},
-// {"glStencilOp", (void **) &qglStencilOp},
-// {"glClearStencil", (void **) &qglClearStencil},
+ {"glStencilFunc", (void **) &qglStencilFunc},
+ {"glStencilMask", (void **) &qglStencilMask},
+ {"glStencilOp", (void **) &qglStencilOp},
+ {"glClearStencil", (void **) &qglClearStencil},
// {"glTexEnvf", (void **) &qglTexEnvf},
{"glTexEnvi", (void **) &qglTexEnvi},
// {"glTexParameterf", (void **) &qglTexParameterf},
{"glTexParameteri", (void **) &qglTexParameteri},
- {"glTexImage2D", (void **) &qglTexImage2D},
{"glBindTexture", (void **) &qglBindTexture},
+ {"glTexImage2D", (void **) &qglTexImage2D},
{"glTexSubImage2D", (void **) &qglTexSubImage2D},
+ {"glDeleteTextures", (void **) &qglDeleteTextures},
+ {"glPixelStoref", (void **) &qglPixelStoref},
+ {"glPixelStorei", (void **) &qglPixelStorei},
{NULL, NULL}
};
{NULL, NULL}
};
+static gl_extensionfunctionlist_t drawrangeelementsextfuncs[] =
+{
+ {"glDrawRangeElementsEXT", (void **) &qglDrawRangeElementsEXT},
+ {NULL, NULL}
+};
+
static gl_extensionfunctionlist_t multitexturefuncs[] =
{
{"glMultiTexCoord2fARB", (void **) &qglMultiTexCoord2f},
{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;
-
- Con_Printf("checking for %s... ", name);
-
- for (func = funcs;func && func->name;func++)
- *func->funcvariable = NULL;
-
- if (disableparm && COM_CheckParm(disableparm))
- {
- Con_Printf("disabled by commandline\n");
- return false;
- }
-
- if (!strstr(name, "GL_") || strstr(gl_extensions, name))
- {
- for (func = funcs;func && func->name != NULL;func++)
- {
- if (!(*func->funcvariable = (void *) gl_getfuncaddress(func->name)))
- {
- Con_Printf("missing function \"%s\"!\n", func->name);
- return false;
- }
- }
- Con_Printf("enabled\n");
- return true;
- }
- else
- {
- Con_Printf("not detected\n");
- return false;
- }
-}
-
void VID_CheckExtensions(void)
{
- Con_Printf("Checking OpenGL extensions...\n");
-
- gl_getfuncs_begin();
-
gl_combine_extension = false;
gl_supportslockarrays = false;
gl_textureunits = 1;
- if (!gl_checkextension("OpenGL 1.1.0 or above", opengl110funcs, NULL))
+ if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false))
Sys_Error("OpenGL 1.1.0 functions not found\n");
- gl_checkextension("glDrawRangeElements", drawrangeelementsfuncs, "-nodrawrangeelements");
+ 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);
- if (gl_checkextension("GL_ARB_multitexture", multitexturefuncs, "-nomtex"))
+ 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)
}
}
-void VID_InitCvars(void)
+void VID_Shared_Init(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_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);
+
+// 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]);
+ if ((i = COM_CheckParm("-nostencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 0);
+ if ((i = COM_CheckParm("-stencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 1);
+}
+
+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();
+}
+
+void VID_Open(void)
+{
+ 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();
}
projects / xonotic / darkplaces.git / blobdiff