Support multisampled rendering on Vulkan
MultisampledRenderingTest/MultisampledRenderingWithDepthTest is skipped
temporarily on Intel Windows Vulkan drivers due to the failure of that
case on the try bots.
BUG=dawn:56
TEST=dawn_end2end_tests
Change-Id: Ibcf4a07198e4ebad304170e8df9778dc965349df
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/6300
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
diff --git a/src/dawn_native/vulkan/CommandBufferVk.cpp b/src/dawn_native/vulkan/CommandBufferVk.cpp
index 71314b8..7bec373 100644
--- a/src/dawn_native/vulkan/CommandBufferVk.cpp
+++ b/src/dawn_native/vulkan/CommandBufferVk.cpp
@@ -154,7 +154,9 @@
for (uint32_t i : IterateBitSet(renderPass->colorAttachmentsSet)) {
const auto& attachmentInfo = renderPass->colorAttachments[i];
- query.SetColor(i, attachmentInfo.view->GetFormat(), attachmentInfo.loadOp);
+ bool hasResolveTarget = attachmentInfo.resolveTarget.Get() != nullptr;
+ query.SetColor(i, attachmentInfo.view->GetFormat(), attachmentInfo.loadOp,
+ hasResolveTarget);
}
if (renderPass->hasDepthStencilAttachment) {
@@ -163,6 +165,8 @@
attachmentInfo.depthLoadOp, attachmentInfo.stencilLoadOp);
}
+ query.SetSampleCount(renderPass->sampleCount);
+
renderPassVK = device->GetRenderPassCache()->GetRenderPass(query);
}
@@ -173,7 +177,7 @@
uint32_t attachmentCount = 0;
{
// Fill in the attachment info that will be chained in the framebuffer create info.
- std::array<VkImageView, kMaxColorAttachments + 1> attachments;
+ std::array<VkImageView, kMaxColorAttachments * 2 + 1> attachments;
for (uint32_t i : IterateBitSet(renderPass->colorAttachmentsSet)) {
auto& attachmentInfo = renderPass->colorAttachments[i];
@@ -201,6 +205,17 @@
attachmentCount++;
}
+ for (uint32_t i : IterateBitSet(renderPass->colorAttachmentsSet)) {
+ if (renderPass->colorAttachments[i].resolveTarget.Get() != nullptr) {
+ TextureView* view =
+ ToBackend(renderPass->colorAttachments[i].resolveTarget.Get());
+
+ attachments[attachmentCount] = view->GetHandle();
+
+ attachmentCount++;
+ }
+ }
+
// Chain attachments and create the framebuffer
VkFramebufferCreateInfo createInfo;
createInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
diff --git a/src/dawn_native/vulkan/RenderPassCache.cpp b/src/dawn_native/vulkan/RenderPassCache.cpp
index 76e35f5..daeb5a4 100644
--- a/src/dawn_native/vulkan/RenderPassCache.cpp
+++ b/src/dawn_native/vulkan/RenderPassCache.cpp
@@ -38,10 +38,12 @@
void RenderPassCacheQuery::SetColor(uint32_t index,
dawn::TextureFormat format,
- dawn::LoadOp loadOp) {
+ dawn::LoadOp loadOp,
+ bool hasResolveTarget) {
colorMask.set(index);
colorFormats[index] = format;
colorLoadOp[index] = loadOp;
+ resolveTargetMask[index] = hasResolveTarget;
}
void RenderPassCacheQuery::SetDepthStencil(dawn::TextureFormat format,
@@ -53,6 +55,10 @@
this->stencilLoadOp = stencilLoadOp;
}
+ void RenderPassCacheQuery::SetSampleCount(uint32_t sampleCount) {
+ this->sampleCount = sampleCount;
+ }
+
// RenderPassCache
RenderPassCache::RenderPassCache(Device* device) : mDevice(device) {
@@ -80,14 +86,62 @@
const RenderPassCacheQuery& query) const {
// The Vulkan subpasses want to know the layout of the attachments with VkAttachmentRef.
// Precompute them as they must be pointer-chained in VkSubpassDescription
- std::array<VkAttachmentReference, kMaxColorAttachments + 1> attachmentRefs;
+ std::array<VkAttachmentReference, kMaxColorAttachments> colorAttachmentRefs;
+ std::array<VkAttachmentReference, kMaxColorAttachments> resolveAttachmentRefs;
+ VkAttachmentReference depthStencilAttachmentRef;
// Contains the attachment description that will be chained in the create info
- std::array<VkAttachmentDescription, kMaxColorAttachments + 1> attachmentDescs = {};
+ // The order of all attachments in attachmentDescs is "color-depthstencil-resolve".
+ constexpr uint32_t kMaxAttachmentCount = kMaxColorAttachments * 2 + 1;
+ std::array<VkAttachmentDescription, kMaxAttachmentCount> attachmentDescs = {};
- uint32_t attachmentCount = 0;
+ VkSampleCountFlagBits vkSampleCount = VulkanSampleCount(query.sampleCount);
+
+ uint32_t colorAttachmentIndex = 0;
for (uint32_t i : IterateBitSet(query.colorMask)) {
- auto& attachmentRef = attachmentRefs[attachmentCount];
+ auto& attachmentRef = colorAttachmentRefs[colorAttachmentIndex];
+ auto& attachmentDesc = attachmentDescs[colorAttachmentIndex];
+
+ attachmentRef.attachment = colorAttachmentIndex;
+ attachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+ attachmentDesc.flags = 0;
+ attachmentDesc.format = VulkanImageFormat(query.colorFormats[i]);
+ attachmentDesc.samples = vkSampleCount;
+ attachmentDesc.loadOp = VulkanAttachmentLoadOp(query.colorLoadOp[i]);
+ attachmentDesc.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+ attachmentDesc.initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+ attachmentDesc.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+ ++colorAttachmentIndex;
+ }
+
+ uint32_t attachmentCount = colorAttachmentIndex;
+ VkAttachmentReference* depthStencilAttachment = nullptr;
+ if (query.hasDepthStencil) {
+ auto& attachmentDesc = attachmentDescs[attachmentCount];
+
+ depthStencilAttachment = &depthStencilAttachmentRef;
+
+ depthStencilAttachmentRef.attachment = attachmentCount;
+ depthStencilAttachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+ attachmentDesc.flags = 0;
+ attachmentDesc.format = VulkanImageFormat(query.depthStencilFormat);
+ attachmentDesc.samples = vkSampleCount;
+ attachmentDesc.loadOp = VulkanAttachmentLoadOp(query.depthLoadOp);
+ attachmentDesc.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+ attachmentDesc.stencilLoadOp = VulkanAttachmentLoadOp(query.stencilLoadOp);
+ attachmentDesc.stencilStoreOp = VK_ATTACHMENT_STORE_OP_STORE;
+ attachmentDesc.initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+ attachmentDesc.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+ ++attachmentCount;
+ }
+
+ uint32_t resolveAttachmentIndex = 0;
+ for (uint32_t i : IterateBitSet(query.resolveTargetMask)) {
+ auto& attachmentRef = resolveAttachmentRefs[resolveAttachmentIndex];
auto& attachmentDesc = attachmentDescs[attachmentCount];
attachmentRef.attachment = attachmentCount;
@@ -96,37 +150,17 @@
attachmentDesc.flags = 0;
attachmentDesc.format = VulkanImageFormat(query.colorFormats[i]);
attachmentDesc.samples = VK_SAMPLE_COUNT_1_BIT;
- attachmentDesc.loadOp = VulkanAttachmentLoadOp(query.colorLoadOp[i]);
+ attachmentDesc.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachmentDesc.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachmentDesc.initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
attachmentDesc.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
- attachmentCount++;
+ ++attachmentCount;
+ ++resolveAttachmentIndex;
}
- uint32_t colorAttachmentCount = attachmentCount;
- VkAttachmentReference* depthStencilAttachment = nullptr;
- if (query.hasDepthStencil) {
- auto& attachmentRef = attachmentRefs[attachmentCount];
- auto& attachmentDesc = attachmentDescs[attachmentCount];
-
- depthStencilAttachment = &attachmentRefs[attachmentCount];
-
- attachmentRef.attachment = attachmentCount;
- attachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
-
- attachmentDesc.flags = 0;
- attachmentDesc.format = VulkanImageFormat(query.depthStencilFormat);
- attachmentDesc.samples = VK_SAMPLE_COUNT_1_BIT;
- attachmentDesc.loadOp = VulkanAttachmentLoadOp(query.depthLoadOp);
- attachmentDesc.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
- attachmentDesc.stencilLoadOp = VulkanAttachmentLoadOp(query.stencilLoadOp);
- attachmentDesc.stencilStoreOp = VK_ATTACHMENT_STORE_OP_STORE;
- attachmentDesc.initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
- attachmentDesc.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
-
- attachmentCount++;
- }
+ VkAttachmentReference* resolveTargetAttachmentRefs =
+ query.resolveTargetMask.any() ? resolveAttachmentRefs.data() : nullptr;
// Create the VkSubpassDescription that will be chained in the VkRenderPassCreateInfo
VkSubpassDescription subpassDesc;
@@ -134,9 +168,9 @@
subpassDesc.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpassDesc.inputAttachmentCount = 0;
subpassDesc.pInputAttachments = nullptr;
- subpassDesc.colorAttachmentCount = colorAttachmentCount;
- subpassDesc.pColorAttachments = attachmentRefs.data();
- subpassDesc.pResolveAttachments = nullptr;
+ subpassDesc.colorAttachmentCount = colorAttachmentIndex;
+ subpassDesc.pColorAttachments = colorAttachmentRefs.data();
+ subpassDesc.pResolveAttachments = resolveTargetAttachmentRefs;
subpassDesc.pDepthStencilAttachment = depthStencilAttachment;
subpassDesc.preserveAttachmentCount = 0;
subpassDesc.pPreserveAttachments = nullptr;
@@ -168,6 +202,8 @@
size_t RenderPassCache::CacheFuncs::operator()(const RenderPassCacheQuery& query) const {
size_t hash = Hash(query.colorMask);
+ HashCombine(&hash, Hash(query.resolveTargetMask));
+
for (uint32_t i : IterateBitSet(query.colorMask)) {
HashCombine(&hash, query.colorFormats[i], query.colorLoadOp[i]);
}
@@ -177,6 +213,8 @@
HashCombine(&hash, query.depthStencilFormat, query.depthLoadOp, query.stencilLoadOp);
}
+ HashCombine(&hash, query.sampleCount);
+
return hash;
}
@@ -186,6 +224,14 @@
return false;
}
+ if (a.resolveTargetMask != b.resolveTargetMask) {
+ return false;
+ }
+
+ if (a.sampleCount != b.sampleCount) {
+ return false;
+ }
+
for (uint32_t i : IterateBitSet(a.colorMask)) {
if ((a.colorFormats[i] != b.colorFormats[i]) ||
(a.colorLoadOp[i] != b.colorLoadOp[i])) {
diff --git a/src/dawn_native/vulkan/RenderPassCache.h b/src/dawn_native/vulkan/RenderPassCache.h
index 9f678a5..8410cea 100644
--- a/src/dawn_native/vulkan/RenderPassCache.h
+++ b/src/dawn_native/vulkan/RenderPassCache.h
@@ -34,12 +34,17 @@
struct RenderPassCacheQuery {
// Use these helpers to build the query, they make sure all relevant data is initialized and
// masks set.
- void SetColor(uint32_t index, dawn::TextureFormat format, dawn::LoadOp loadOp);
+ void SetColor(uint32_t index,
+ dawn::TextureFormat format,
+ dawn::LoadOp loadOp,
+ bool hasResolveTarget);
void SetDepthStencil(dawn::TextureFormat format,
dawn::LoadOp depthLoadOp,
dawn::LoadOp stencilLoadOp);
+ void SetSampleCount(uint32_t sampleCount);
std::bitset<kMaxColorAttachments> colorMask;
+ std::bitset<kMaxColorAttachments> resolveTargetMask;
std::array<dawn::TextureFormat, kMaxColorAttachments> colorFormats;
std::array<dawn::LoadOp, kMaxColorAttachments> colorLoadOp;
@@ -47,10 +52,14 @@
dawn::TextureFormat depthStencilFormat;
dawn::LoadOp depthLoadOp;
dawn::LoadOp stencilLoadOp;
+
+ uint32_t sampleCount;
};
// Caches VkRenderPasses so that we don't create duplicate ones for every RenderPipeline or
- // render pass.
+ // render pass. We always arrange the order of attachments in "color-depthstencil-resolve" order
+ // when creating render pass and framebuffer so that we can always make sure the order of
+ // attachments in the rendering pipeline matches the one of the framebuffer.
// TODO(cwallez@chromium.org): Make it an LRU cache somehow?
class RenderPassCache {
public:
diff --git a/src/dawn_native/vulkan/RenderPipelineVk.cpp b/src/dawn_native/vulkan/RenderPipelineVk.cpp
index 28ef9ad..a9bab72 100644
--- a/src/dawn_native/vulkan/RenderPipelineVk.cpp
+++ b/src/dawn_native/vulkan/RenderPipelineVk.cpp
@@ -19,6 +19,7 @@
#include "dawn_native/vulkan/PipelineLayoutVk.h"
#include "dawn_native/vulkan/RenderPassCache.h"
#include "dawn_native/vulkan/ShaderModuleVk.h"
+#include "dawn_native/vulkan/TextureVk.h"
#include "dawn_native/vulkan/UtilsVulkan.h"
namespace dawn_native { namespace vulkan {
@@ -351,7 +352,7 @@
multisample.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
multisample.pNext = nullptr;
multisample.flags = 0;
- multisample.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
+ multisample.rasterizationSamples = VulkanSampleCount(GetSampleCount());
multisample.sampleShadingEnable = VK_FALSE;
multisample.minSampleShading = 0.0f;
multisample.pSampleMask = nullptr;
@@ -405,7 +406,7 @@
RenderPassCacheQuery query;
for (uint32_t i : IterateBitSet(GetColorAttachmentsMask())) {
- query.SetColor(i, GetColorAttachmentFormat(i), dawn::LoadOp::Load);
+ query.SetColor(i, GetColorAttachmentFormat(i), dawn::LoadOp::Load, false);
}
if (HasDepthStencilAttachment()) {
@@ -413,6 +414,8 @@
dawn::LoadOp::Load);
}
+ query.SetSampleCount(GetSampleCount());
+
renderPass = device->GetRenderPassCache()->GetRenderPass(query);
}
diff --git a/src/dawn_native/vulkan/TextureVk.cpp b/src/dawn_native/vulkan/TextureVk.cpp
index 186ec14..70064ec 100644
--- a/src/dawn_native/vulkan/TextureVk.cpp
+++ b/src/dawn_native/vulkan/TextureVk.cpp
@@ -14,6 +14,7 @@
#include "dawn_native/vulkan/TextureVk.h"
+#include "dawn_native/vulkan/AdapterVk.h"
#include "dawn_native/vulkan/DeviceVk.h"
#include "dawn_native/vulkan/FencedDeleter.h"
@@ -191,6 +192,22 @@
return {extent.width, extent.height, extent.depth};
}
+ bool IsSampleCountSupported(const dawn_native::vulkan::Device* device,
+ const VkImageCreateInfo& imageCreateInfo) {
+ ASSERT(device);
+
+ VkPhysicalDevice physicalDevice = ToBackend(device->GetAdapter())->GetPhysicalDevice();
+ VkImageFormatProperties properties;
+ if (device->fn.GetPhysicalDeviceImageFormatProperties(
+ physicalDevice, imageCreateInfo.format, imageCreateInfo.imageType,
+ imageCreateInfo.tiling, imageCreateInfo.usage, imageCreateInfo.flags,
+ &properties) != VK_SUCCESS) {
+ UNREACHABLE();
+ }
+
+ return properties.sampleCounts & imageCreateInfo.samples;
+ }
+
} // namespace
// Converts Dawn texture format to Vulkan formats.
@@ -245,6 +262,17 @@
return flags;
}
+ VkSampleCountFlagBits VulkanSampleCount(uint32_t sampleCount) {
+ switch (sampleCount) {
+ case 1:
+ return VK_SAMPLE_COUNT_1_BIT;
+ case 4:
+ return VK_SAMPLE_COUNT_4_BIT;
+ default:
+ UNREACHABLE();
+ }
+ }
+
Texture::Texture(Device* device, const TextureDescriptor* descriptor)
: TextureBase(device, descriptor, TextureState::OwnedInternal) {
// Create the Vulkan image "container". We don't need to check that the format supports the
@@ -259,7 +287,7 @@
createInfo.extent = VulkanExtent3D(GetSize());
createInfo.mipLevels = GetNumMipLevels();
createInfo.arrayLayers = GetArrayLayers();
- createInfo.samples = VK_SAMPLE_COUNT_1_BIT;
+ createInfo.samples = VulkanSampleCount(GetSampleCount());
createInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
createInfo.usage = VulkanImageUsage(GetUsage(), GetFormat());
createInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
@@ -267,6 +295,8 @@
createInfo.pQueueFamilyIndices = nullptr;
createInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+ ASSERT(IsSampleCountSupported(device, createInfo));
+
if (GetArrayLayers() >= 6 && GetSize().width == GetSize().height) {
createInfo.flags |= VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT;
}
diff --git a/src/dawn_native/vulkan/TextureVk.h b/src/dawn_native/vulkan/TextureVk.h
index a9cf6a0..3909be0 100644
--- a/src/dawn_native/vulkan/TextureVk.h
+++ b/src/dawn_native/vulkan/TextureVk.h
@@ -24,6 +24,7 @@
VkFormat VulkanImageFormat(dawn::TextureFormat format);
VkImageUsageFlags VulkanImageUsage(dawn::TextureUsageBit usage, dawn::TextureFormat format);
+ VkSampleCountFlagBits VulkanSampleCount(uint32_t sampleCount);
class Texture : public TextureBase {
public:
diff --git a/src/tests/end2end/MultisampledRenderingTests.cpp b/src/tests/end2end/MultisampledRenderingTests.cpp
index e1ceb83..ae0affd 100644
--- a/src/tests/end2end/MultisampledRenderingTests.cpp
+++ b/src/tests/end2end/MultisampledRenderingTests.cpp
@@ -255,6 +255,9 @@
// Test multisampled rendering with depth test works correctly.
TEST_P(MultisampledRenderingTest, MultisampledRenderingWithDepthTest) {
+ // TODO(jiawei.shao@intel.com): find out why this test fails on Intel Windows Vulkan drivers.
+ DAWN_SKIP_TEST_IF(IsIntel() && IsVulkan() && IsWindows());
+
constexpr bool kTestDepth = true;
dawn::CommandEncoder commandEncoder = device.CreateCommandEncoder();
dawn::RenderPipeline pipeline = CreateRenderPipelineWithOneOutputForTest(kTestDepth);
@@ -466,4 +469,4 @@
}
// TODO(jiawei.shao@intel.com): enable multisampled rendering on all Dawn backends.
-DAWN_INSTANTIATE_TEST(MultisampledRenderingTest, D3D12Backend, OpenGLBackend);
+DAWN_INSTANTIATE_TEST(MultisampledRenderingTest, D3D12Backend, OpenGLBackend, VulkanBackend);