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Implemented Maximal MSAA

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t
2025-04-07 18:01:31 +02:00
parent 2f485d11e6
commit ce8bc3a96b
2 changed files with 66 additions and 11 deletions
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vulkan/vulkan_app.cpp
+57 -10
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@@ -101,6 +101,23 @@ namespace vapp{
return extensions;
}
VkSampleCountFlagBits Vulkan::getMaxUsableSampleCount()
{
VkPhysicalDeviceProperties physicalDeviceProperties;
vkGetPhysicalDeviceProperties(physicalDevice, &physicalDeviceProperties);
VkSampleCountFlags counts = physicalDeviceProperties.limits.framebufferDepthSampleCounts;
if (counts & VK_SAMPLE_COUNT_64_BIT) return VK_SAMPLE_COUNT_64_BIT;
if (counts & VK_SAMPLE_COUNT_32_BIT) return VK_SAMPLE_COUNT_32_BIT;
if (counts & VK_SAMPLE_COUNT_16_BIT) return VK_SAMPLE_COUNT_16_BIT;
if (counts & VK_SAMPLE_COUNT_8_BIT) return VK_SAMPLE_COUNT_8_BIT;
if (counts & VK_SAMPLE_COUNT_4_BIT) return VK_SAMPLE_COUNT_4_BIT;
if (counts & VK_SAMPLE_COUNT_2_BIT) return VK_SAMPLE_COUNT_2_BIT;
return VK_SAMPLE_COUNT_1_BIT;
}
void Vulkan::createInstance(){
if(enableValidationLayers && !checkValidationLayerSupport()){
throw std::runtime_error("Func: createInstance\nError: Validation Layers requested, but not available!\n");
@@ -174,6 +191,7 @@ namespace vapp{
for(VkPhysicalDevice device : devices){
if(isDeviceSuitable(device)){
physicalDevice = device;
msaaSamples = getMaxUsableSampleCount();
break;
}
}
@@ -535,7 +553,7 @@ namespace vapp{
VkPipelineMultisampleStateCreateInfo multisampling{};
multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
multisampling.sampleShadingEnable = VK_FALSE;
multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
multisampling.rasterizationSamples = msaaSamples;
VkPipelineColorBlendAttachmentState colorBlendAttachment{};
colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT
@@ -626,7 +644,7 @@ namespace vapp{
void Vulkan::createRenderPass(){
VkAttachmentDescription depthAttachment{};
depthAttachment.format = findDepthFormat();
depthAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
depthAttachment.samples = msaaSamples;
depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
depthAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
@@ -640,23 +658,38 @@ namespace vapp{
VkAttachmentDescription colorAttachment{};
colorAttachment.format = swapChainImageFormat;
colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
colorAttachment.samples = msaaSamples;
colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
colorAttachment.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkAttachmentReference colorAttachmentRef{};
colorAttachmentRef.attachment = 0;
colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkAttachmentDescription colorAttachmentResolve{};
colorAttachmentResolve.format = swapChainImageFormat;
colorAttachmentResolve.samples = VK_SAMPLE_COUNT_1_BIT;
colorAttachmentResolve.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
colorAttachmentResolve.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
colorAttachmentResolve.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
colorAttachmentResolve.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
colorAttachmentResolve.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
colorAttachmentResolve.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
VkAttachmentReference colorAttachmentResolveRef{};
colorAttachmentResolveRef.attachment = 2;
colorAttachmentResolveRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkSubpassDescription subpass{};
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &colorAttachmentRef;
subpass.pDepthStencilAttachment = &depthAttachmentRef;
subpass.pResolveAttachments = &colorAttachmentResolveRef;
VkSubpassDependency dependency{};
dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
@@ -666,7 +699,7 @@ namespace vapp{
dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;;
dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;;
std::array<VkAttachmentDescription, 2> attachments = { colorAttachment, depthAttachment };
std::array<VkAttachmentDescription, 3> attachments = { colorAttachment, depthAttachment, colorAttachmentResolve };
VkRenderPassCreateInfo renderPassInfo{};
renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
@@ -686,7 +719,7 @@ namespace vapp{
swapChainFramebuffers.resize(swapChainImageViews.size());
for(size_t i = 0; i < swapChainImageViews.size(); i++){
std::array<VkImageView, 2> attachments = { swapChainImageViews[i], depthImageView };
std::array<VkImageView, 3> attachments = { colorImageView, depthImageView, swapChainImageViews[i] };
VkFramebufferCreateInfo framebufferInfo{};
framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
@@ -743,9 +776,17 @@ namespace vapp{
return format == VK_FORMAT_D32_SFLOAT_S8_UINT || format == VK_FORMAT_D24_UNORM_S8_UINT;
}
void Vulkan::createColorResources()
{
VkFormat colorFormat = swapChainImageFormat;
createImage(swapChainExtent.width, swapChainExtent.height, 1, msaaSamples, colorFormat, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, colorImage, colorImageMemory);
colorImageView = createImageView(colorImage, colorFormat, VK_IMAGE_ASPECT_COLOR_BIT, 1);
}
void Vulkan::createDepthResources(){
VkFormat depthFormat = findDepthFormat();
createImage(swapChainExtent.width, swapChainExtent.height, 1, depthFormat, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, depthImage, depthImageMemory);
createImage(swapChainExtent.width, swapChainExtent.height, 1, msaaSamples, depthFormat, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, depthImage, depthImageMemory);
depthImageView = createImageView(depthImage, depthFormat, VK_IMAGE_ASPECT_DEPTH_BIT, 1);
}
@@ -855,7 +896,7 @@ namespace vapp{
endSingleTimeCommands(commandBuffer);
}
void Vulkan::createImage(uint32_t width, uint32_t height, uint32_t mipLevels, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage, VkMemoryPropertyFlags properties, VkImage &image, VkDeviceMemory &imageMemory){
void Vulkan::createImage(uint32_t width, uint32_t height, uint32_t mipLevels, VkSampleCountFlagBits numSamples, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage, VkMemoryPropertyFlags properties, VkImage &image, VkDeviceMemory &imageMemory){
VkImageCreateInfo imageInfo{};
imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
imageInfo.imageType = VK_IMAGE_TYPE_2D; // 3D is used to store voxel volumes
@@ -869,7 +910,7 @@ namespace vapp{
imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageInfo.usage = usage;
imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
imageInfo.samples = numSamples;
imageInfo.flags = 0; // something tells me this has another value when using voxels
if(vkCreateImage(device, &imageInfo, nullptr, &image) != VK_SUCCESS){
@@ -991,7 +1032,7 @@ namespace vapp{
stbi_image_free(pixels);
createImage(texWidth, texHeight, mipLevels, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, textureImage, textureImageMemory);
createImage(texWidth, texHeight, mipLevels, VK_SAMPLE_COUNT_1_BIT, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, textureImage, textureImageMemory);
transitionImageLayout(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, mipLevels);
copyBufferToImage(stagingBuffer, textureImage, static_cast<uint32_t>(texWidth), static_cast<uint32_t>(texHeight));
// removed because of mipmapping
@@ -1463,6 +1504,10 @@ namespace vapp{
}
void Vulkan::cleanupSwapChain(){
vkDestroyImageView(device, colorImageView, nullptr);
vkDestroyImage(device, colorImage, nullptr);
vkFreeMemory(device, colorImageMemory, nullptr);
vkDestroyImageView(device, depthImageView, nullptr);
vkDestroyImage(device, depthImage, nullptr);
vkFreeMemory(device, depthImageMemory, nullptr);
@@ -1488,6 +1533,7 @@ namespace vapp{
createSwapChain();
createImageViews();
createColorResources();
createDepthResources();
createFramebuffers();
}
@@ -1518,6 +1564,7 @@ namespace vapp{
createDescriptorSetLayout();
createGraphicsPipeline();
createCommandPool();
createColorResources();
createDepthResources();
createFramebuffers();
createTextureImage();