Merge branch 'i915-unification' of git+ssh://people.freedesktop.org/~anholt/mesa into i915-unification

1 files changed, 19 insertions, 3 deletions

diff --git a/src/mesa/drivers/dri/i915/intel_pixel.c b/src/mesa/drivers/dri/i915/intel_pixel.c
index 535cbfcb26..d175870a0c 100644
--- a/src/mesa/drivers/dri/i915/intel_pixel.c
+++ b/src/mesa/drivers/dri/i915/intel_pixel.c
@@ -439,10 +439,26 @@ intelDrawPixels( GLcontext *ctx,
    if (INTEL_DEBUG & DEBUG_PIXEL)
       fprintf(stderr, "%s\n", __FUNCTION__);
 
-   if (!intelTryDrawPixels( ctx, x, y, width, height, format, type,
-                            unpack, pixels ))
+   if (intelTryDrawPixels( ctx, x, y, width, height, format, type,
+                           unpack, pixels ))
+      return;
+
+   if (ctx->FragmentProgram._Current == ctx->FragmentProgram._TexEnvProgram) {
+      /*
+       * We don't want the i915 texenv program to be applied to DrawPixels.
+       * This is really just a performance optimization (mesa will other-
+       * wise happily run the fragment program on each pixel in the image).
+       */
+      struct gl_fragment_program *fpSave = ctx->FragmentProgram._Current;
+      ctx->FragmentProgram._Current = NULL;
+      _swrast_DrawPixels( ctx, x, y, width, height, format, type,
+                          unpack, pixels );
+      ctx->FragmentProgram._Current = fpSave;
+   }
+   else {
       _swrast_DrawPixels( ctx, x, y, width, height, format, type,
-			  unpack, pixels );
+                          unpack, pixels );
+   }
 }