diff options
| -rw-r--r-- | src/mesa/swrast/s_arbshader.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/swrast/s_arbshader.c b/src/mesa/swrast/s_arbshader.c index e17e799100..c915b97d6e 100644 --- a/src/mesa/swrast/s_arbshader.c +++ b/src/mesa/swrast/s_arbshader.c @@ -46,6 +46,8 @@ void _swrast_exec_arbshader (GLcontext *ctx, struct sw_span *span) for (i = span->start; i < span->end; i++)
{
+ /* only run shader on active fragments */
+ if (span->array->mask[i]) {
GLfloat vec[4];
GLuint j;
GLboolean discard;
@@ -89,6 +91,7 @@ void _swrast_exec_arbshader (GLcontext *ctx, struct sw_span *span) UNCLAMPED_FLOAT_TO_CHAN(span->array->rgba[i][BCOMP], vec[2]);
UNCLAMPED_FLOAT_TO_CHAN(span->array->rgba[i][ACOMP], vec[3]);
}
+ }
}
}
|