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Handle 3DFX_set_dither_mode extension properly.

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This commit is contained in:
Jeff Teunissen 2001-01-22 18:21:46 +00:00
parent da335750e9
commit 3ea4bdda68
1 changed files with 16 additions and 10 deletions
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26
source/vid_3dfxsvga.c
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@ -112,25 +112,31 @@ GL_Init
void void
GL_Init (void) GL_Init (void)
{ {
QF_3DfxSetDitherModeEXT dither_select = NULL;
int p;
GL_Init_Common (); GL_Init_Common ();
if (!(QFGL_ExtensionPresent ("3DFX_set_dither_mode")))
return;
if (!(dither_select = QFGL_ExtensionAddress ("gl3DfxSetDitherModeEXT")))
return;
Con_Printf ("Dithering: "); Con_Printf ("Dithering: ");
if (QFGL_ExtensionPresent ("3DFX_set_dither_mode")) { if ((p = COM_CheckParm ("-dither") && p < com_argc)) {
QF_3DfxSetDitherModeEXT dither_select = NULL; if (strequal (com_argv[p+1], "2x2") {
dither_select = QFGL_ExtensionAddress ("gl3DfxSetDitherModeEXT");
if (COM_CheckParm ("-dither_2x2")) {
dither_select (GR_DITHER_2x2); dither_select (GR_DITHER_2x2);
Con_Printf ("2x2.\n"); Con_Printf ("2x2.\n");
} else if (COM_CheckParm ("-dither_4x4")) { }
if (strequal (com_argv[p+1], "4x4") {
dither_select (GR_DITHER_4x4); dither_select (GR_DITHER_4x4);
Con_Printf ("4x4.\n"); Con_Printf ("4x4.\n");
} else {
glDisable (GL_DITHER);
Con_Printf ("disabled.\n");
} }
} else {
glDisable (GL_DITHER);
Con_Printf ("disabled.\n");
} }
} }