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Clamp blit if swapchain dst resized during acquisition #13

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Merged
ramon-juicelabs merged 1 commit into from
Dec 2, 2025
Merged

Clamp blit if swapchain dst resized during acquisition #13

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12 changes: 7 additions & 5 deletions src/gallium/drivers/zink/zink_blit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -286,15 +286,17 @@ zink_blit(struct pipe_context *pctx,

struct zink_resource *src = zink_resource(info->src.resource);
struct zink_resource *dst = zink_resource(info->dst.resource);
struct pipe_blit_info info_copy = *info;
bool needs_present_readback = false;
if (zink_is_swapchain(dst)) {
VkExtent2D swapchain_size = ctx->swapchain_size;
if (!zink_kopper_acquire(ctx, dst, UINT64_MAX))
return;
if (swapchain_size.width != ctx->swapchain_size.width ||
swapchain_size.height != ctx->swapchain_size.height) {
return;
}
/* Clamp blit if extents exceed swapchain size because of a resize */
if (info->dst.box.x + info->dst.box.width > dst->base.b.width0)
info_copy.dst.box.width = dst->base.b.width0 - info->dst.box.x;
if (info->dst.box.y + info->dst.box.height > dst->base.b.height0)
info_copy.dst.box.height = dst->base.b.height0 - info->dst.box.y;
info = &info_copy;
}

if (src_desc == dst_desc ||
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