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nvk: Clamp viewport clip to max range

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24326>
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Faith Ekstrand 2023-03-22 12:28:44 -05:00 • committed by Marge Bot
parent f1b4ddcf1f
commit 9dbeef7fa1
1 changed files with 10 additions and 4 deletions
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14
src/nouveau/vulkan/nvk_cmd_draw.c
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@ -859,12 +859,18 @@ nvk_flush_vp_state(struct nvk_cmd_buffer *cmd)
P_NV9097_SET_VIEWPORT_OFFSET_Y(p, i, fui(vp->y + 0.5f * vp->height));
P_NV9097_SET_VIEWPORT_OFFSET_Z(p, i, fui(vp->minDepth));
const uint32_t xmin = vp->x;
const uint32_t xmax = vp->x + vp->width;
const uint32_t ymin = MIN2(vp->y, vp->y + vp->height);
const uint32_t ymax = MAX2(vp->y, vp->y + vp->height);
float xmin = vp->x;
float xmax = vp->x + vp->width;
float ymin = MIN2(vp->y, vp->y + vp->height);
float ymax = MAX2(vp->y, vp->y + vp->height);
assert(xmin <= xmax && ymin <= ymax);
const float max_dim = (float)0xffff;
xmin = CLAMP(xmin, 0, max_dim);
xmax = CLAMP(xmax, 0, max_dim);
ymin = CLAMP(ymin, 0, max_dim);
ymax = CLAMP(ymax, 0, max_dim);
P_MTHD(p, NV9097, SET_VIEWPORT_CLIP_HORIZONTAL(i));
P_NV9097_SET_VIEWPORT_CLIP_HORIZONTAL(p, i, {
.x0 = xmin,