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authorEric Anholt <[email protected]>2005-10-19 03:23:29 +0000
committerEric Anholt <[email protected]>2005-10-19 03:23:29 +0000
commit2420318cd9d42e1dda43e9e6ffb0accae1ff6b02 (patch)
tree56100db0cab3f1325ee272236b5408a655163b86 /src/mesa/drivers/dri/sis/sis_tris.c
parente0cb784e03530d2c806e74b3ac9b66021b5791ce (diff)
Make SiS a little more like other drivers: Add SIS_DEBUG (only option being
"fall" so far) and make the fallback_force option be no_rast like other drivers. Incidentally, makes no_rast not crash (though it still fails to render).
Diffstat (limited to 'src/mesa/drivers/dri/sis/sis_tris.c')
-rw-r--r--src/mesa/drivers/dri/sis/sis_tris.c34
1 files changed, 29 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/sis/sis_tris.c b/src/mesa/drivers/dri/sis/sis_tris.c
index fb0fd1ac099..0c70f26b637 100644
--- a/src/mesa/drivers/dri/sis/sis_tris.c
+++ b/src/mesa/drivers/dri/sis/sis_tris.c
@@ -959,6 +959,27 @@ void sisFlushPrims(sisContextPtr smesa)
/* Transition to/from hardware rasterization. */
/**********************************************************************/
+static const char * const fallbackStrings[] = {
+ "Texture mode",
+ "Texture 0 mode",
+ "Texture 1 moder",
+ "Texture 0 env",
+ "Texture 1 env",
+ "glDrawBuffer(GL_FRONT_AND_BACK)",
+ "glEnable(GL_STENCIL) without hw stencil buffer",
+ "no_rast",
+};
+
+static const char *getFallbackString(GLuint bit)
+{
+ int i = 0;
+ while (bit > 1) {
+ i++;
+ bit >>= 1;
+ }
+ return fallbackStrings[i];
+}
+
void sisFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
@@ -971,6 +992,10 @@ void sisFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
SIS_FIREVERTICES(smesa);
_swsetup_Wakeup( ctx );
smesa->RenderIndex = ~0;
+ if (SIS_DEBUG & DEBUG_FALLBACKS) {
+ fprintf(stderr, "SiS begin rasterization fallback: 0x%x %s\n",
+ bit, getFallbackString(bit));
+ }
}
}
else {
@@ -993,6 +1018,10 @@ void sisFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
smesa->hw_viewport, 0 );
smesa->NewGLState |= _SIS_NEW_RENDER_STATE;
+ if (SIS_DEBUG & DEBUG_FALLBACKS) {
+ fprintf(stderr, "SiS end rasterization fallback: 0x%x %s\n",
+ bit, getFallbackString(bit));
+ }
}
}
}
@@ -1046,11 +1075,6 @@ void sisInitTriFuncs( GLcontext *ctx )
sis_vert_init_gwst0t1();
}
- if (driQueryOptionb(&smesa->optionCache, "fallback_force"))
- sisFallback(ctx, SIS_FALLBACK_FORCE, 1);
- else
- sisFallback(ctx, SIS_FALLBACK_FORCE, 0);
-
smesa->RenderIndex = ~0;
smesa->NewGLState |= _SIS_NEW_RENDER_STATE;