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Replace faulty layout transition deduplication algorithm.

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This commit is contained in:
Henrik Rydgård 2022-09-25 23:24:54 +02:00
parent 894ab45677
commit a7642bac15
2 changed files with 12 additions and 9 deletions
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4
Common/GPU/Vulkan/VulkanQueueRunner.h
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@ -163,6 +163,10 @@ struct TransitionRequest {
VKRFramebuffer *fb;
VkImageAspectFlags aspect; // COLOR or DEPTH
VkImageLayout targetLayout;
bool operator == (const TransitionRequest &other) const {
return fb == other.fb && aspect == other.aspect && targetLayout == other.targetLayout;
}
};
class VKRRenderPass;

17
Common/GPU/Vulkan/VulkanRenderManager.cpp
View File

@ -1137,6 +1137,10 @@ void VulkanRenderManager::BlitFramebuffer(VKRFramebuffer *src, VkRect2D srcRect,
VkImageView VulkanRenderManager::BindFramebufferAsTexture(VKRFramebuffer *fb, int binding, VkImageAspectFlags aspectBit, int attachment) {
_dbg_assert_(curRenderStep_ != nullptr);
// We don't support texturing from stencil, neither do we support texturing from depth|stencil together (nonsensical).
_dbg_assert_(aspectBit == VK_IMAGE_ASPECT_COLOR_BIT || aspectBit == VK_IMAGE_ASPECT_DEPTH_BIT);
// Mark the dependency, check for required transitions, and return the image.
// Optimization: If possible, use final*Layout to put the texture into the correct layout "early".
@ -1163,15 +1167,10 @@ VkImageView VulkanRenderManager::BindFramebufferAsTexture(VKRFramebuffer *fb, in
// Track dependencies fully.
curRenderStep_->dependencies.insert(fb);
if (!curRenderStep_->preTransitions.empty() &&
curRenderStep_->preTransitions.back().fb == fb &&
curRenderStep_->preTransitions.back().targetLayout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL) {
// We're done.
return aspectBit == VK_IMAGE_ASPECT_COLOR_BIT ? fb->color.imageView : fb->depth.depthSampleView;
} else {
curRenderStep_->preTransitions.push_back({ fb, aspectBit, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL });
return aspectBit == VK_IMAGE_ASPECT_COLOR_BIT ? fb->color.imageView : fb->depth.depthSampleView;
}
// Add this pretransition unless we already have it.
TransitionRequest rq{ fb, aspectBit, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL };
curRenderStep_->preTransitions.insert(rq); // Note that insert avoids inserting duplicates.
return aspectBit == VK_IMAGE_ASPECT_COLOR_BIT ? fb->color.imageView : fb->depth.depthSampleView;
}
// Called on main thread.