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intel: Add some more safety asserts in the blit code.

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This commit is contained in:
Eric Anholt 2009-08-07 17:06:41 -07:00
parent 9f981ec27d
commit b82abaabee
1 changed files with 3 additions and 0 deletions
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3
src/mesa/drivers/dri/intel/intel_blit.c
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@ -477,6 +477,8 @@ intelClearWithBlit(GLcontext *ctx, GLbitfield mask)
BR13 |= BR13_565;
}
assert(irb->region->tiling != I915_TILING_Y);
#ifndef I915
if (irb->region->tiling != I915_TILING_NONE) {
CMD |= XY_DST_TILED;
@ -571,6 +573,7 @@ intelEmitImmediateColorExpandBlit(struct intel_context *intel,
assert( logic_op - GL_CLEAR >= 0 );
assert( logic_op - GL_CLEAR < 0x10 );
assert(dst_pitch > 0);
if (w < 0 || h < 0)
return GL_TRUE;