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[dxvk] Implement shader-based resolve

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Resolve attachments are currently too broken on most drivers,
so we cannot really rely on them.
This commit is contained in:
Philip Rebohle 2019-04-07 20:59:25 +02:00
parent ea5dcd5b14
commit 7018db3614
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GPG Key ID: C8CC613427A31C99
2 changed files with 58 additions and 6 deletions
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62
src/dxvk/dxvk_context.cpp
View File

@ -2681,6 +2681,20 @@ namespace dxvk {
|| m_barriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
m_barriers.recordCommands(m_cmd);
// We might have to transition the source image layout
VkImageLayout srcLayout = srcImage->pickLayout(VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
if (srcImage->info().layout != srcLayout) {
m_transitions.accessImage(
srcImage, srcSubresourceRange,
srcImage->info().layout, 0, 0,
srcLayout,
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
VK_ACCESS_SHADER_READ_BIT);
m_transitions.recordCommands(m_cmd);
}
// Create image views covering the requested subresourcs
DxvkImageViewCreateInfo dstViewInfo;
dstViewInfo.type = VK_IMAGE_VIEW_TYPE_2D_ARRAY;
@ -2695,7 +2709,7 @@ namespace dxvk {
DxvkImageViewCreateInfo srcViewInfo;
srcViewInfo.type = VK_IMAGE_VIEW_TYPE_2D_ARRAY;
srcViewInfo.format = format;
srcViewInfo.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
srcViewInfo.usage = VK_IMAGE_USAGE_SAMPLED_BIT;
srcViewInfo.aspect = srcSubresources.aspectMask;
srcViewInfo.minLevel = srcSubresources.mipLevel;
srcViewInfo.numLevels = 1;
@ -2709,9 +2723,42 @@ namespace dxvk {
Rc<DxvkMetaResolveRenderPass> fb = new DxvkMetaResolveRenderPass(
m_device->vkd(), dstImageView, srcImageView);
// Render pass info
VkExtent3D passExtent = dstImageView->mipLevelExtent(0);
auto pipeInfo = m_metaResolve->getPipeline(
format, srcImage->info().sampleCount);
VkDescriptorImageInfo descriptorImage;
descriptorImage.sampler = VK_NULL_HANDLE;
descriptorImage.imageView = srcImageView->handle();
descriptorImage.imageLayout = srcLayout;
VkWriteDescriptorSet descriptorWrite;
descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrite.pNext = nullptr;
descriptorWrite.dstBinding = 0;
descriptorWrite.dstArrayElement = 0;
descriptorWrite.descriptorCount = 1;
descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorWrite.pImageInfo = &descriptorImage;
descriptorWrite.pBufferInfo = nullptr;
descriptorWrite.pTexelBufferView = nullptr;
descriptorWrite.dstSet = allocateDescriptorSet(pipeInfo.dsetLayout);
m_cmd->updateDescriptorSets(1, &descriptorWrite);
VkViewport viewport;
viewport.x = 0.0f;
viewport.y = 0.0f;
viewport.width = float(passExtent.width);
viewport.height = float(passExtent.height);
viewport.minDepth = 0.0f;
viewport.maxDepth = 1.0f;
VkRect2D scissor;
scissor.offset = { 0, 0 };
scissor.extent = { passExtent.width, passExtent.height };
VkRenderPassBeginInfo info;
info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
info.pNext = nullptr;
@ -2724,6 +2771,12 @@ namespace dxvk {
// Perform the actual resolve operation
m_cmd->cmdBeginRenderPass(&info, VK_SUBPASS_CONTENTS_INLINE);
m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);
m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
pipeInfo.pipeLayout, descriptorWrite.dstSet, 0, nullptr);
m_cmd->cmdSetViewport(0, 1, &viewport);
m_cmd->cmdSetScissor (0, 1, &scissor);
m_cmd->cmdDraw(1, dstSubresources.layerCount, 0, 0);
m_cmd->cmdEndRenderPass();
m_barriers.accessImage(
@ -2735,9 +2788,8 @@ namespace dxvk {
dstImage->info().access);
m_barriers.accessImage(
srcImage, srcSubresourceRange,
srcImage->info().layout,
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0,
srcImage, srcSubresourceRange, srcLayout,
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0,
srcImage->info().layout,
srcImage->info().stages,
srcImage->info().access);

2
src/dxvk/dxvk_meta_resolve.cpp
View File

@ -41,7 +41,7 @@ namespace dxvk {
VkAttachmentReference dstRef;
dstRef.attachment = 0;
dstRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
dstRef.layout = m_dstImageView->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
VkSubpassDescription subpass;
subpass.flags = 0;