diff options
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_clear.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_clear.c b/src/mesa/drivers/dri/intel/intel_clear.c index cfddabd3182..630d2adab87 100644 --- a/src/mesa/drivers/dri/intel/intel_clear.c +++ b/src/mesa/drivers/dri/intel/intel_clear.c @@ -150,14 +150,18 @@ intelClear(GLcontext *ctx, GLbitfield mask) /* SW fallback clearing */ swrast_mask = mask & ~tri_mask & ~blit_mask; - for (i = 0; i < BUFFER_COUNT; i++) { - GLuint bufBit = 1 << i; - if ((blit_mask | tri_mask) & bufBit) { + { + /* look for non-Intel renderbuffers (clear them with swrast) */ + GLbitfield blit_or_tri = blit_mask | tri_mask; + while (blit_or_tri) { + GLuint i = _mesa_ffs(blit_or_tri) - 1; + GLbitfield bufBit = 1 << i; if (!fb->Attachment[i].Renderbuffer->ClassID) { blit_mask &= ~bufBit; tri_mask &= ~bufBit; swrast_mask |= bufBit; } + blit_or_tri ^= bufBit; } } |