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llvmpipe: fix error in scissor state dependencies

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This commit is contained in:
Keith Whitwell 2009-07-25 11:01:48 +01:00 • committed by José Fonseca
parent c5375da1dc
commit b8c437f20f
1 changed files with 10 additions and 2 deletions
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12
src/gallium/drivers/llvmpipe/lp_state_derived.c
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@ -165,11 +165,19 @@ llvmpipe_get_vbuf_vertex_info(struct llvmpipe_context *llvmpipe)
static void
compute_cliprect(struct llvmpipe_context *lp)
{
/* LP_NEW_FRAMEBUFFER
*/
uint surfWidth = lp->framebuffer.width;
uint surfHeight = lp->framebuffer.height;
/* LP_NEW_RASTERIZER
*/
if (lp->rasterizer->scissor) {
/* clip to scissor rect */
/* LP_NEW_SCISSOR
*
* clip to scissor rect:
*/
lp->cliprect.minx = MAX2(lp->scissor.minx, 0);
lp->cliprect.miny = MAX2(lp->scissor.miny, 0);
lp->cliprect.maxx = MIN2(lp->scissor.maxx, surfWidth);
@ -231,7 +239,7 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe )
invalidate_vertex_layout( llvmpipe );
if (llvmpipe->dirty & (LP_NEW_SCISSOR |
LP_NEW_DEPTH_STENCIL_ALPHA |
LP_NEW_RASTERIZER |
LP_NEW_FRAMEBUFFER))
compute_cliprect(llvmpipe);