avery/vulkan-test
1
0
Fork 0
forked from pupbrained/vulkan-test
Code Pull requests Activity

Multisampling

Browse source
This commit is contained in:
Mars 2024-10-11 21:14:36 -04:00
parent 8bb2fafe01
commit 7dafdfffa6
Signed by untrusted user: pupbrained
GPG key ID: 874E22DF2F9DFCB5
1 changed files with 87 additions and 23 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

94
src/main.cpp
View file

@ -101,6 +101,7 @@ class VulkanApp {
vk::UniqueSurfaceKHR mSurface;
vk::PhysicalDevice mPhysicalDevice;
vk::SampleCountFlagBits mMsaaSamples = vk::SampleCountFlagBits::e1;
vk::UniqueDevice mDevice;
vk::Queue mGraphicsQueue;
@ -120,6 +121,10 @@ class VulkanApp {
vk::UniqueCommandPool mCommandPool;
vk::UniqueImage mColorImage;
vk::UniqueDeviceMemory mColorImageMemory;
vk::UniqueImageView mColorImageView;
vk::UniqueImage mDepthImage;
vk::UniqueDeviceMemory mDepthImageMemory;
vk::UniqueImageView mDepthImageView;
@ -219,6 +224,7 @@ class VulkanApp {
createDescriptorSetLayout();
createGraphicsPipeline();
createCommandPool();
createColorResources();
createDepthResources();
createFramebuffers();
createTextureImage();
@ -265,6 +271,7 @@ class VulkanApp {
createSwapChain();
createImageViews();
createColorResources();
createDepthResources();
createFramebuffers();
}
@ -350,6 +357,7 @@ class VulkanApp {
if (isDeviceSuitable(device)) {
mPhysicalDevice = device;
mMsaaSamples = getMaxUsableSampleCount();
break;
}
}
@ -444,19 +452,17 @@ class VulkanApp {
}
fn createRenderPass() -> void {
vk::AttachmentDescription colorAttachment {
.format = mSwapChainImageFormat,
.samples = vk::SampleCountFlagBits::e1,
vk::AttachmentDescription colorAttachment { .format = mSwapChainImageFormat,
.samples = mMsaaSamples,
.loadOp = vk::AttachmentLoadOp::eClear,
.storeOp = vk::AttachmentStoreOp::eStore,
.stencilLoadOp = vk::AttachmentLoadOp::eDontCare,
.stencilStoreOp = vk::AttachmentStoreOp::eDontCare,
.initialLayout = vk::ImageLayout::eUndefined,
.finalLayout = vk::ImageLayout::ePresentSrcKHR,
};
.finalLayout = vk::ImageLayout::eColorAttachmentOptimal };
vk::AttachmentDescription depthAttachment { .format = findDepthFormat(),
.samples = vk::SampleCountFlagBits::e1,
.samples = mMsaaSamples,
.loadOp = vk::AttachmentLoadOp::eClear,
.storeOp = vk::AttachmentStoreOp::eDontCare,
.stencilLoadOp = vk::AttachmentLoadOp::eDontCare,
@ -465,17 +471,28 @@ class VulkanApp {
.finalLayout =
vk::ImageLayout::eDepthStencilAttachmentOptimal };
vk::AttachmentReference colorAttachmentRef {
.attachment = 0,
.layout = vk::ImageLayout::eColorAttachmentOptimal,
};
vk::AttachmentDescription colorAttachmentResolve { .format = mSwapChainImageFormat,
.samples = vk::SampleCountFlagBits::e1,
.loadOp = vk::AttachmentLoadOp::eDontCare,
.storeOp = vk::AttachmentStoreOp::eStore,
.stencilLoadOp = vk::AttachmentLoadOp::eDontCare,
.stencilStoreOp = vk::AttachmentStoreOp::eDontCare,
.initialLayout = vk::ImageLayout::eUndefined,
.finalLayout = vk::ImageLayout::ePresentSrcKHR };
vk::AttachmentReference colorAttachmentRef { .attachment = 0,
.layout = vk::ImageLayout::eColorAttachmentOptimal };
vk::AttachmentReference depthAttachmentRef { .attachment = 1,
.layout = vk::ImageLayout::eDepthStencilAttachmentOptimal };
vk::AttachmentReference colorAttachmentResolveRef { .attachment = 2,
.layout = vk::ImageLayout::eColorAttachmentOptimal };
vk::SubpassDescription subpass { .pipelineBindPoint = vk::PipelineBindPoint::eGraphics,
.colorAttachmentCount = 1,
.pColorAttachments = &colorAttachmentRef,
.pResolveAttachments = &colorAttachmentResolveRef,
.pDepthStencilAttachment = &depthAttachmentRef };
vk::SubpassDependency dependency { .srcSubpass = vk::SubpassExternal,
@ -488,7 +505,9 @@ class VulkanApp {
.dstAccessMask = vk::AccessFlagBits::eColorAttachmentWrite |
vk::AccessFlagBits::eDepthStencilAttachmentWrite };
std::array<vk::AttachmentDescription, 2> attachments = { colorAttachment, depthAttachment };
std::array<vk::AttachmentDescription, 3> attachments = { colorAttachment,
depthAttachment,
colorAttachmentResolve };
vk::RenderPassCreateInfo renderPassInfo { .attachmentCount = static_cast<u32>(attachments.size()),
.pAttachments = attachments.data(),
@ -569,8 +588,7 @@ class VulkanApp {
.depthBiasEnable = vk::False,
.lineWidth = 1.0F };
vk::PipelineMultisampleStateCreateInfo multisampling { .rasterizationSamples =
vk::SampleCountFlagBits::e1,
vk::PipelineMultisampleStateCreateInfo multisampling { .rasterizationSamples = mMsaaSamples,
.sampleShadingEnable = vk::False };
vk::PipelineDepthStencilStateCreateInfo depthStencil { .depthTestEnable = vk::True,
@ -634,7 +652,9 @@ class VulkanApp {
mSwapChainFramebuffers.resize(mSwapChainImageViews.size());
for (usize i = 0; i < mSwapChainImageViews.size(); i++) {
std::array<vk::ImageView, 2> attachments = { mSwapChainImageViews[i].get(), mDepthImageView.get() };
std::array<vk::ImageView, 3> attachments = { mColorImageView.get(),
mDepthImageView.get(),
mSwapChainImageViews[i].get() };
vk::FramebufferCreateInfo framebufferInfo { .renderPass = mRenderPass.get(),
.attachmentCount = static_cast<u32>(attachments.size()),
@ -658,6 +678,25 @@ class VulkanApp {
mCommandPool = mDevice->createCommandPoolUnique(poolInfo);
}
fn createColorResources() -> void {
vk::Format colorFormat = mSwapChainImageFormat;
createImage(
mSwapChainExtent.width,
mSwapChainExtent.height,
1,
mMsaaSamples,
colorFormat,
vk::ImageTiling::eOptimal,
vk::ImageUsageFlagBits::eTransientAttachment | vk::ImageUsageFlagBits::eColorAttachment,
vk::MemoryPropertyFlagBits::eDeviceLocal,
mColorImage,
mColorImageMemory
);
mColorImageView = createImageView(mColorImage.get(), colorFormat, vk::ImageAspectFlagBits::eColor, 1);
}
fn createDepthResources() -> void {
vk::Format depthFormat = findDepthFormat();
@ -665,6 +704,7 @@ class VulkanApp {
mSwapChainExtent.width,
mSwapChainExtent.height,
1,
mMsaaSamples,
depthFormat,
vk::ImageTiling::eOptimal,
vk::ImageUsageFlagBits::eDepthStencilAttachment,
@ -736,6 +776,7 @@ class VulkanApp {
static_cast<u32>(texWidth),
static_cast<u32>(texHeight),
mMipLevels,
vk::SampleCountFlagBits::e1,
vk::Format::eR8G8B8A8Srgb,
vk::ImageTiling::eOptimal,
vk::ImageUsageFlagBits::eTransferSrc | vk::ImageUsageFlagBits::eTransferDst |
@ -856,6 +897,28 @@ class VulkanApp {
endSingleTimeCommands(std::move(commandBuffer));
}
fn getMaxUsableSampleCount() -> vk::SampleCountFlagBits {
vk::PhysicalDeviceProperties physicalDeviceProperties = mPhysicalDevice.getProperties();
vk::SampleCountFlags counts = physicalDeviceProperties.limits.framebufferColorSampleCounts &
physicalDeviceProperties.limits.framebufferDepthSampleCounts;
if (counts & vk::SampleCountFlagBits::e64)
return vk::SampleCountFlagBits::e64;
if (counts & vk::SampleCountFlagBits::e32)
return vk::SampleCountFlagBits::e32;
if (counts & vk::SampleCountFlagBits::e16)
return vk::SampleCountFlagBits::e16;
if (counts & vk::SampleCountFlagBits::e8)
return vk::SampleCountFlagBits::e8;
if (counts & vk::SampleCountFlagBits::e4)
return vk::SampleCountFlagBits::e4;
if (counts & vk::SampleCountFlagBits::e2)
return vk::SampleCountFlagBits::e2;
return vk::SampleCountFlagBits::e1;
}
fn createTextureImageView() -> void {
mTextureImageView = createImageView(
mTextureImage.get(), vk::Format::eR8G8B8A8Srgb, vk::ImageAspectFlagBits::eColor, mMipLevels
@ -905,6 +968,7 @@ class VulkanApp {
u32 width,
u32 height,
u32 mipLevels,
vk::SampleCountFlagBits numSamples,
vk::Format format,
vk::ImageTiling tiling,
vk::ImageUsageFlags usage,
@ -918,7 +982,7 @@ class VulkanApp {
.extent = { .width = width, .height = height, .depth = 1 },
.mipLevels = mipLevels,
.arrayLayers = 1,
.samples = vk::SampleCountFlagBits::e1,
.samples = numSamples,
.tiling = tiling,
.usage = usage,
.sharingMode = vk::SharingMode::eExclusive,