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-rw-r--r--src/gallium/drivers/llvmpipe/lp_rast_tri_tmp.h33
1 files changed, 15 insertions, 18 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast_tri_tmp.h b/src/gallium/drivers/llvmpipe/lp_rast_tri_tmp.h
index 98ebcfa8709..43f72d8ca8f 100644
--- a/src/gallium/drivers/llvmpipe/lp_rast_tri_tmp.h
+++ b/src/gallium/drivers/llvmpipe/lp_rast_tri_tmp.h
@@ -152,31 +152,28 @@ TAG(lp_rast_triangle)(struct lp_rasterizer_task *task,
struct lp_rast_plane plane[NR_PLANES];
int c[NR_PLANES];
unsigned outmask, inmask, partmask, partial_mask;
- unsigned j, nr_planes = 0;
+ unsigned j = 0;
- while (plane_mask) {
- int i = ffs(plane_mask) - 1;
- plane[nr_planes] = tri->plane[i];
- plane_mask &= ~(1 << i);
- nr_planes++;
- };
-
- assert(nr_planes == NR_PLANES);
outmask = 0; /* outside one or more trivial reject planes */
partmask = 0; /* outside one or more trivial accept planes */
- for (j = 0; j < NR_PLANES; j++) {
+ while (plane_mask) {
+ int i = ffs(plane_mask) - 1;
+ plane[j] = tri->plane[i];
+ plane_mask &= ~(1 << i);
c[j] = plane[j].c + plane[j].dcdy * y - plane[j].dcdx * x;
- }
- for (j = 0; j < NR_PLANES; j++) {
- const int dcdx = -plane[j].dcdx * 16;
- const int dcdy = plane[j].dcdy * 16;
- const int cox = c[j] + plane[j].eo * 16;
- const int cio = c[j] + plane[j].ei * 16 - 1;
+ {
+ const int dcdx = -plane[j].dcdx * 16;
+ const int dcdy = plane[j].dcdy * 16;
+ const int cox = c[j] + plane[j].eo * 16;
+ const int cio = c[j] + plane[j].ei * 16 - 1;
- outmask |= build_mask_linear(cox, dcdx, dcdy);
- partmask |= build_mask_linear(cio, dcdx, dcdy);
+ outmask |= build_mask_linear(cox, dcdx, dcdy);
+ partmask |= build_mask_linear(cio, dcdx, dcdy);
+ }
+
+ j++;
}
if (outmask == 0xffff)