int gl_support_anisotropy = false;
// GL_NV_texture_shader
int gl_textureshader = false;
+// GL_EXT_stencil_two_side
+int gl_support_stenciltwoside = false;
// LordHavoc: if window is hidden, don't update screen
int vid_hidden = true;
void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
+void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
+
int GL_CheckExtension(const char *name, const dllfunction_t *funcs, const char *disableparm, int silent)
{
int failed = false;
for (func = funcs;func && func->name;func++)
*func->funcvariable = NULL;
- if (disableparm && COM_CheckParm(disableparm))
+ if (disableparm && (COM_CheckParm(disableparm) || COM_CheckParm("-safe")))
{
- Con_DPrintf("disabled by commandline\n");
+ Con_DPrint("disabled by commandline\n");
return false;
}
// delay the return so it prints all missing functions
if (failed)
return false;
- Con_DPrintf("enabled\n");
+ Con_DPrint("enabled\n");
return true;
}
else
{
- Con_DPrintf("not detected\n");
+ Con_DPrint("not detected\n");
return false;
}
}
{NULL, NULL}
};
+static dllfunction_t stenciltwosidefuncs[] =
+{
+ {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT},
+ {NULL, NULL}
+};
+
void VID_CheckExtensions(void)
{
gl_support_clamptoedge = false;
gl_support_var = false;
gl_support_var2 = false;
+ gl_support_stenciltwoside = false;
if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false))
Sys_Error("OpenGL 1.1.0 functions not found\n");
- Con_DPrintf ("GL_VENDOR: %s\n", gl_vendor);
- Con_DPrintf ("GL_RENDERER: %s\n", gl_renderer);
- Con_DPrintf ("GL_VERSION: %s\n", gl_version);
- Con_DPrintf ("GL_EXTENSIONS: %s\n", gl_extensions);
- Con_DPrintf ("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
+ Con_DPrintf("GL_VENDOR: %s\n", gl_vendor);
+ Con_DPrintf("GL_RENDERER: %s\n", gl_renderer);
+ Con_DPrintf("GL_VERSION: %s\n", gl_version);
+ Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
+ Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
- Con_DPrintf("Checking OpenGL extensions...\n");
+ Con_DPrint("Checking OpenGL extensions...\n");
if (!GL_CheckExtension("glDrawRangeElements", drawrangeelementsfuncs, "-nodrawrangeelements", true))
GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false);
gl_textureshader = GL_CheckExtension("GL_NV_texture_shader", NULL, "-notextureshader", false);
+ gl_support_stenciltwoside = GL_CheckExtension("GL_EXT_stencil_two_side", stenciltwosidefuncs, "-nostenciltwoside", 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;
int current_vid_width;
int current_vid_height;
int current_vid_bitsperpixel;
-extern int VID_InitMode (int fullscreen, int width, int height, int bpp);
int VID_Mode(int fullscreen, int width, int height, int bpp)
{
Con_Printf("Video: %s %dx%dx%d\n", fullscreen ? "fullscreen" : "window", width, height, bpp);
VID_Close();
if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer))
{
- Con_Printf("Video mode change failed\n");
+ Con_Print("Video mode change failed\n");
if (!VID_Mode(current_vid_fullscreen, current_vid_width, current_vid_height, current_vid_bitsperpixel))
Sys_Error("Unable to restore to last working video mode\n");
}
void VID_Open(void)
{
- int i, width, height;
+ int i, width, height, success;
if (vid_commandlinecheck)
{
// interpret command-line parameters
vid_commandlinecheck = false;
- if ((i = COM_CheckParm("-window")) != 0)
+ if (COM_CheckParm("-window") || COM_CheckParm("-safe"))
Cvar_SetValueQuick(&vid_fullscreen, false);
- if ((i = COM_CheckParm("-fullscreen")) != 0)
+ if (COM_CheckParm("-fullscreen"))
Cvar_SetValueQuick(&vid_fullscreen, true);
width = 0;
height = 0;
Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
}
- Con_DPrintf("Starting video system\n");
- if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer))
+ Con_DPrint("Starting video system\n");
+ success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer);
+ if (!success)
{
- Con_Printf("Desired video mode fail, trying fallbacks...\n");
- if (vid_fullscreen.integer)
- {
- if (!VID_Mode(true, 640, 480, 16))
- if (!VID_Mode(false, 640, 480, 16))
- Sys_Error("Video modes failed\n");
- }
- else
- Sys_Error("Windowed video failed\n");
+ Con_Print("Desired video mode fail, trying fallbacks...\n");
+ if (!success && vid_bitsperpixel.integer > 16)
+ success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, 16);
+ if (!success && (vid_width.integer > 640 || vid_height.integer > 480))
+ success = VID_Mode(vid_fullscreen.integer, 640, 480, 16);
+ if (!success && vid_fullscreen.integer)
+ success = VID_Mode(false, 640, 480, 16);
+ if (!success)
+ Sys_Error("Video modes failed\n");
}
VID_OpenSystems();
}