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Author SHA1 Message Date
Anish Bhobe e7d74e6b0f Added VMA. 2025-06-12 22:29:20 +02:00
Anish Bhobe 35347d28e0 Using custom alloctor. 2025-06-12 19:12:12 +02:00
Anish Bhobe 1e00847f90 Cleanup. 2025-06-12 16:50:37 +02:00
19 changed files with 1380 additions and 784 deletions

64
AppState.cpp Normal file
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#include "AppState.h"
#include <SDL3/SDL_log.h>
#include "GlobalMemory.h"
#include "RenderDevice.h"
#include "MiscData.h"
bool AppState::isInit() const
{
return window and renderDevice and renderDevice->isInit();
}
void AppState::cleanup()
{
if (!isInit()) return;
renderDevice->waitIdle();
Take(miscData)->cleanup(*renderDevice);
Take(renderDevice)->cleanup();
SDL_DestroyWindow(Take(window));
}
AppState::AppState(SDL_Window* window, RenderDevice* renderDevice, MiscData* miscData): window{ window }
, renderDevice{ renderDevice }
, miscData{ miscData }
{
}
AppState* CreateAppState(GlobalMemory* memory, uint32_t const width, uint32_t const height)
{
SDL_Window* window = SDL_CreateWindow("Blaze Test", static_cast<int>(width), static_cast<int>(height), SDL_WINDOW_VULKAN);
if (!window)
{
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "%s", SDL_GetError());
return nullptr;
}
auto state = memory->getState();
RenderDevice* renderDevice = CreateRenderDevice(memory, { .window = window });
if (!renderDevice->isInit())
{
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "RenderDevice failed to init");
return nullptr;
}
(void)state;
auto* miscDataAllocation = memory->allocate(sizeof(MiscData));
MiscData* miscData = new (miscDataAllocation) MiscData{};
miscData->init(*renderDevice);
auto* allocation = memory->allocate(sizeof(AppState));
AppState* appState = new (allocation) AppState{ window, renderDevice, miscData };
return appState;
}
AppState::~AppState()
{
cleanup();
}

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AppState.h Normal file
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#pragma once
#include <memory>
struct GlobalMemory;
struct SDL_Window;
struct RenderDevice;
struct MiscData;
struct AppState
{
SDL_Window* window;
RenderDevice* renderDevice;
MiscData* miscData;
[[nodiscard]] bool isInit() const;
void cleanup();
AppState(SDL_Window* window, RenderDevice* renderDevice, MiscData* miscData);
AppState(AppState const& other) = delete;
AppState(AppState&& other) noexcept = delete;
AppState& operator=(AppState const& other) = delete;
AppState& operator=(AppState&& other) noexcept = delete;
~AppState();
};
AppState* CreateAppState(GlobalMemory* memory, uint32_t const width, uint32_t const height);

937
Blaze.cpp
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// Blaze.cpp : This file contains the 'main' function. Program execution begins and ends there. // Blaze.cpp : This file contains the 'main' function. Program execution begins and ends there.
// //
#include <array>
#include <fmt/format.h>
#include <array>
#include <cassert> #include <cassert>
#include <span> #include <span>
#include <vector>
#include <volk.h> #include <volk.h>
#define SDL_MAIN_USE_CALLBACKS 1
#include <memory>
#include <SDL3/SDL.h> #include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>
#include <SDL3/SDL_filesystem.h> #include <SDL3/SDL_filesystem.h>
#include <SDL3/SDL_vulkan.h> #include <SDL3/SDL_vulkan.h>
#define ASSERT(COND) assert((COND)) #include "AppState.h"
#include "Frame.h"
#define VK_CHECK(RESULT) ASSERT((RESULT) == VK_SUCCESS) #include "GlobalMemory.h"
#include "MacroUtils.h"
#include "MathUtil.h"
#include "RenderDevice.h"
#include "MiscData.h"
constexpr uint32_t WIDTH = 1280; constexpr uint32_t WIDTH = 1280;
constexpr uint32_t HEIGHT = 720; constexpr uint32_t HEIGHT = 720;
constexpr uint32_t NUM_FRAMES = 3; constexpr uint32_t NUM_FRAMES = 3;
uint32_t Clamp(uint32_t const val, uint32_t const minVal, uint32_t const maxVal) using Byte = uint8_t;
constexpr size_t operator ""_KiB(size_t const value)
{ {
return std::min(maxVal, std::max(val, minVal)); return value * 1024;
} }
int main() constexpr size_t operator ""_MiB(size_t const value)
{ {
volkInitialize(); return value * 1024_KiB;
}
constexpr size_t operator ""_GiB(size_t const value)
{
return value * 1024_MiB;
}
namespace Blaze::Global
{
GlobalMemory g_Memory;
}
SDL_AppResult SDL_AppInit(void** pAppState, int, char**)
{
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS); SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS);
SDL_Window* window = SDL_CreateWindow("Blaze Test", WIDTH, HEIGHT, SDL_WINDOW_VULKAN); Blaze::Global::g_Memory.init(128_MiB);
VkApplicationInfo constexpr applicationInfo = { *pAppState = CreateAppState(&Blaze::Global::g_Memory, WIDTH, HEIGHT);
.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO, if (!*pAppState)
.pNext = nullptr, return SDL_APP_FAILURE;
.pApplicationName = "Test",
.applicationVersion = VK_MAKE_API_VERSION(0, 0, 1, 0),
.pEngineName = "Blaze",
.engineVersion = VK_MAKE_API_VERSION(0, 0, 1, 0),
.apiVersion = VK_API_VERSION_1_3,
};
uint32_t instanceExtensionCount; AppState& appState = *static_cast<AppState*>(*pAppState);
char const* const* instanceExtensions = SDL_Vulkan_GetInstanceExtensions(&instanceExtensionCount);
VkInstanceCreateInfo const instanceCreateInfo = { if (!appState.isInit())
.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO, {
return SDL_APP_FAILURE;
}
return SDL_APP_CONTINUE;
}
SDL_AppResult SDL_AppIterate(void* appstate)
{
AppState& appState = *static_cast<AppState*>(appstate);
RenderDevice& renderDevice = *appState.renderDevice;
MiscData& misc = *appState.miscData;
Frame& currentFrame = renderDevice.frames[renderDevice.frameIndex];
VK_CHECK(vkWaitForFences(renderDevice.device, 1, &currentFrame.frameReadyToReuse, VK_TRUE, std::numeric_limits<uint32_t>::max()));
// All resources of frame 'frameIndex' are free.
uint32_t currentImageIndex;
VK_CHECK(vkAcquireNextImageKHR(renderDevice.device, renderDevice.swapchain, std::numeric_limits<uint32_t>::max(), currentFrame.imageAcquiredSemaphore, nullptr, &currentImageIndex));
VK_CHECK(vkResetFences(renderDevice.device, 1, &currentFrame.frameReadyToReuse));
VK_CHECK(vkResetCommandPool(renderDevice.device, currentFrame.commandPool, 0));
misc.acquireToRenderBarrier.image = renderDevice.swapchainImages[currentImageIndex];
misc.renderToPresentBarrier.image = renderDevice.swapchainImages[currentImageIndex];
VkCommandBuffer cmd = currentFrame.commandBuffer;
VkCommandBufferBeginInfo constexpr beginInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.pNext = nullptr, .pNext = nullptr,
.flags = 0, .flags = 0,
.pApplicationInfo = &applicationInfo, .pInheritanceInfo = nullptr,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = instanceExtensionCount,
.ppEnabledExtensionNames = instanceExtensions,
}; };
VkInstance instance; VkClearColorValue constexpr static BLACK_CLEAR = {
VK_CHECK(vkCreateInstance(&instanceCreateInfo, nullptr, &instance)); .float32 = { 0.0f, 0.0f, 0.0f, 1.0f },
volkLoadInstance(instance); };
VkSurfaceKHR surface; VK_CHECK(vkBeginCommandBuffer(cmd, &beginInfo));
ASSERT(SDL_Vulkan_CreateSurface(window, instance, nullptr, &surface));
VkPhysicalDevice physicalDeviceInUse = nullptr;
VkDevice device = nullptr;
uint32_t directQueueFamilyIndex = 0;
VkQueue directQueue;
{ {
uint32_t physicalDeviceCount; VkRenderingAttachmentInfo const attachmentInfo = {
VK_CHECK(vkEnumeratePhysicalDevices(instance, &physicalDeviceCount, nullptr)); .sType = VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO,
SDL_Log("Found %u GPUs", physicalDeviceCount); .pNext = nullptr,
.imageView = renderDevice.swapchainViews[currentImageIndex],
.imageLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.resolveMode = VK_RESOLVE_MODE_NONE,
.resolveImageView = nullptr,
.resolveImageLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
.clearValue = {.color = BLACK_CLEAR},
};
std::vector<VkPhysicalDevice> physicalDevices(physicalDeviceCount); VkRenderingInfo renderingInfo = {
VK_CHECK(vkEnumeratePhysicalDevices(instance, &physicalDeviceCount, physicalDevices.data())); .sType = VK_STRUCTURE_TYPE_RENDERING_INFO,
std::vector<VkQueueFamilyProperties> queueFamilyProperties;
for (VkPhysicalDevice const physicalDevice : physicalDevices)
{
VkPhysicalDeviceProperties properties;
vkGetPhysicalDeviceProperties(physicalDevice, &properties);
SDL_Log("GPU: %s", properties.deviceName);
SDL_Log("- API Version %d.%d.%d",
VK_API_VERSION_MAJOR(properties.apiVersion),
VK_API_VERSION_MINOR(properties.apiVersion),
VK_API_VERSION_PATCH(properties.apiVersion));
constexpr static uint32_t API_PATCH_BITS = 0xFFF;
if ((properties.apiVersion & (~API_PATCH_BITS)) < VK_API_VERSION_1_3)
{
continue;
}
if (properties.deviceType == VK_PHYSICAL_DEVICE_TYPE_CPU)
{
continue;
}
uint32_t queueFamilyCount;
vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, nullptr);
queueFamilyProperties.resize(queueFamilyCount);
vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, queueFamilyProperties.data());
for (uint32_t queueFamilyIndex = 0; VkQueueFamilyProperties const qfp : queueFamilyProperties)
{
bool hasGraphicsSupport = false;
bool hasComputeSupport = false;
bool hasTransferSupport = false;
bool hasPresentSupport = false;
SDL_Log("- Queue [%d]", queueFamilyIndex);
if (qfp.queueFlags & VK_QUEUE_GRAPHICS_BIT)
{
hasGraphicsSupport = true;
SDL_Log("-- Graphic");
}
if (qfp.queueFlags & VK_QUEUE_COMPUTE_BIT)
{
hasComputeSupport = true;
SDL_Log("-- Compute");
}
if (qfp.queueFlags & VK_QUEUE_TRANSFER_BIT)
{
hasTransferSupport = true;
SDL_Log("-- Transfer");
}
VkBool32 isSurfaceSupported;
VK_CHECK(vkGetPhysicalDeviceSurfaceSupportKHR(physicalDevice, queueFamilyIndex, surface, &isSurfaceSupported));
if (isSurfaceSupported)
{
hasPresentSupport = true;
SDL_Log("-- Present");
}
if (hasGraphicsSupport and hasComputeSupport and hasTransferSupport and hasPresentSupport)
{
physicalDeviceInUse = physicalDevice;
directQueueFamilyIndex = queueFamilyIndex;
break;
}
++queueFamilyIndex;
}
}
ASSERT(physicalDeviceInUse);
float priority = 1.0f;
VkDeviceQueueCreateInfo queueCreateInfo = {
.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
.pNext = nullptr, .pNext = nullptr,
.flags = 0, .flags = 0,
.queueFamilyIndex = directQueueFamilyIndex, .renderArea = {.offset = {0,0}, .extent = renderDevice.swapchainExtent},
.queueCount = 1, .layerCount = 1,
.pQueuePriorities = &priority, .viewMask = 0,
};
VkPhysicalDeviceVulkan13Features constexpr features13 = {
.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_3_FEATURES,
.pNext = nullptr,
.synchronization2 = true,
.dynamicRendering = true,
};
VkPhysicalDeviceFeatures features = {
.depthClamp = true,
.samplerAnisotropy = true,
};
std::array enabledDeviceExtensions = {
VK_KHR_SWAPCHAIN_EXTENSION_NAME
};
VkDeviceCreateInfo const deviceCreateInfo = {
.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
.pNext = &features13,
.flags = 0,
.queueCreateInfoCount = 1,
.pQueueCreateInfos = &queueCreateInfo,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = enabledDeviceExtensions.size(),
.ppEnabledExtensionNames = enabledDeviceExtensions.data(),
.pEnabledFeatures = &features,
};
VK_CHECK(vkCreateDevice(physicalDeviceInUse, &deviceCreateInfo, nullptr, &device));
vkGetDeviceQueue(device, directQueueFamilyIndex, 0, &directQueue);
}
VkFormat swapchainFormat;
VkExtent2D swapchainExtent = { WIDTH, HEIGHT };
VkSwapchainKHR swapchain;
std::vector<VkImage> swapchainImages;
std::vector<VkImageView> swapchainViews;
{
VkSurfaceCapabilitiesKHR capabilities;
VK_CHECK(vkGetPhysicalDeviceSurfaceCapabilitiesKHR(physicalDeviceInUse, surface, &capabilities));
// Image Count Calculation
uint32_t swapchainImageCount = NUM_FRAMES;
if (capabilities.maxImageCount > 0)
{
swapchainImageCount = std::min(swapchainImageCount, capabilities.maxImageCount);
}
swapchainImageCount = std::max(swapchainImageCount, capabilities.minImageCount);
// Image Size calculation
{
auto [minWidth, minHeight] = capabilities.minImageExtent;
auto [maxWidth, maxHeight] = capabilities.maxImageExtent;
swapchainExtent.width = Clamp(swapchainExtent.width, minWidth, maxWidth);
swapchainExtent.height = Clamp(swapchainExtent.height, minHeight, maxHeight);
}
uint32_t surfaceFormatCount;
vkGetPhysicalDeviceSurfaceFormatsKHR(physicalDeviceInUse, surface, &surfaceFormatCount, nullptr);
std::vector<VkSurfaceFormatKHR> surfaceFormats(surfaceFormatCount);
vkGetPhysicalDeviceSurfaceFormatsKHR(physicalDeviceInUse, surface, &surfaceFormatCount, surfaceFormats.data());
VkSurfaceFormatKHR format;
format.format = VK_FORMAT_UNDEFINED;
for (auto& surfaceFormat : surfaceFormats)
{
if (surfaceFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR)
{
SDL_Log("Color Space SRGB Found %d", surfaceFormat.format);
if (surfaceFormat.format == VK_FORMAT_R8G8B8A8_SRGB) {
format = surfaceFormat;
break;
}
if (surfaceFormat.format == VK_FORMAT_B8G8R8A8_SRGB) {
format = surfaceFormat;
break;
}
if (surfaceFormat.format == VK_FORMAT_R8G8B8A8_UNORM) {
format = surfaceFormat;
}
}
}
ASSERT(format.format != VK_FORMAT_UNDEFINED);
swapchainFormat = format.format;
uint32_t presentModeCount;
vkGetPhysicalDeviceSurfacePresentModesKHR(physicalDeviceInUse, surface, &presentModeCount, nullptr);
std::vector<VkPresentModeKHR> presentModes(presentModeCount);
vkGetPhysicalDeviceSurfacePresentModesKHR(physicalDeviceInUse, surface, &presentModeCount, presentModes.data());
VkPresentModeKHR presentMode = VK_PRESENT_MODE_FIFO_KHR;
for (VkPresentModeKHR presentModeIter : presentModes)
{
if (presentModeIter == VK_PRESENT_MODE_FIFO_RELAXED_KHR)
{
presentMode = presentModeIter;
break;
}
if (presentModeIter == VK_PRESENT_MODE_MAILBOX_KHR)
{
presentMode = presentModeIter;
}
}
VkSwapchainCreateInfoKHR const swapchainCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
.pNext = nullptr,
.flags = 0,
.surface = surface,
.minImageCount = swapchainImageCount,
.imageFormat = format.format,
.imageColorSpace = format.colorSpace,
.imageExtent = swapchainExtent,
.imageArrayLayers = 1,
.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
.queueFamilyIndexCount = 0,
.pQueueFamilyIndices = nullptr,
.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR,
.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
.presentMode = presentMode,
.clipped = false,
.oldSwapchain = nullptr,
};
VK_CHECK(vkCreateSwapchainKHR(device, &swapchainCreateInfo, nullptr, &swapchain));
swapchainImageCount = 0;
vkGetSwapchainImagesKHR(device, swapchain, &swapchainImageCount, nullptr);
swapchainImages.resize(swapchainImageCount);
vkGetSwapchainImagesKHR(device, swapchain, &swapchainImageCount, swapchainImages.data());
for (VkImage image : swapchainImages) {
VkImageViewCreateInfo const viewCreateInfo = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.image = image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = format.format,
.components = {
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY
},
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
VkImageView view;
VK_CHECK(vkCreateImageView(device, &viewCreateInfo, nullptr, &view));
swapchainViews.push_back(view);
}
}
VkPipelineLayout pipelineLayout;
VkPipeline trianglePipeline;
{
size_t dataSize;
void* rawData = SDL_LoadFile("Triangle.spv", &dataSize);
ASSERT(dataSize % 4 == 0);
if (not rawData)
{
SDL_LogError(SDL_LOG_CATEGORY_SYSTEM, "%s", SDL_GetError());
abort();
}
auto data = static_cast<uint32_t const*>(rawData);
VkShaderModuleCreateInfo const shaderModuleCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.codeSize = dataSize,
.pCode = data,
};
VkShaderModule shaderModule;
VK_CHECK(vkCreateShaderModule(device, &shaderModuleCreateInfo, nullptr, &shaderModule));
VkPipelineLayoutCreateInfo constexpr pipelineLayoutCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.setLayoutCount = 0,
.pSetLayouts = nullptr,
.pushConstantRangeCount = 0,
.pPushConstantRanges = nullptr,
};
VK_CHECK(vkCreatePipelineLayout(device, &pipelineLayoutCreateInfo, nullptr, &pipelineLayout));
std::array stages = {
VkPipelineShaderStageCreateInfo{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.stage = VK_SHADER_STAGE_VERTEX_BIT,
.module = shaderModule,
.pName = "VertexMain",
.pSpecializationInfo = nullptr,
},
VkPipelineShaderStageCreateInfo{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.stage = VK_SHADER_STAGE_FRAGMENT_BIT,
.module = shaderModule,
.pName = "FragmentMain",
.pSpecializationInfo = nullptr,
}
};
VkPipelineVertexInputStateCreateInfo constexpr vertexInputState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.vertexBindingDescriptionCount = 0,
.pVertexBindingDescriptions = nullptr,
.vertexAttributeDescriptionCount = 0,
.pVertexAttributeDescriptions = nullptr,
};
VkPipelineInputAssemblyStateCreateInfo constexpr inputAssembly = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
.primitiveRestartEnable = VK_FALSE,
};
VkPipelineTessellationStateCreateInfo constexpr tessellationState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_TESSELLATION_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.patchControlPoints = 0,
};
VkPipelineViewportStateCreateInfo constexpr viewportState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.viewportCount = 1,
.pViewports = nullptr,
.scissorCount = 1,
.pScissors = nullptr,
};
VkPipelineRasterizationStateCreateInfo constexpr rasterizationState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.depthClampEnable = VK_TRUE,
.rasterizerDiscardEnable = VK_FALSE,
.polygonMode = VK_POLYGON_MODE_FILL,
.cullMode = VK_CULL_MODE_NONE,
.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
.depthBiasEnable = VK_FALSE,
.depthBiasConstantFactor = 0.0f,
.depthBiasClamp = 0.0f,
.depthBiasSlopeFactor = 0.0f,
.lineWidth = 1.0f,
};
VkPipelineMultisampleStateCreateInfo constexpr multisampleState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT,
.sampleShadingEnable = VK_FALSE,
.minSampleShading = 0.0f,
.pSampleMask = nullptr,
.alphaToCoverageEnable = VK_FALSE,
.alphaToOneEnable = VK_FALSE,
};
VkPipelineDepthStencilStateCreateInfo constexpr depthStencilState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.depthTestEnable = VK_FALSE,
.depthWriteEnable = VK_FALSE,
.depthCompareOp = VK_COMPARE_OP_ALWAYS,
.depthBoundsTestEnable = VK_FALSE,
.stencilTestEnable = VK_FALSE,
.front = {},
.back = {},
.minDepthBounds = 0.0f,
.maxDepthBounds = 1.0f,
};
VkPipelineColorBlendAttachmentState constexpr colorBlendAttachmentState = {
.blendEnable = VK_FALSE,
.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA,
.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
.colorBlendOp = VK_BLEND_OP_ADD,
.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE,
.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO,
.alphaBlendOp = VK_BLEND_OP_ADD,
.colorWriteMask = VK_COLOR_COMPONENT_R_BIT
| VK_COLOR_COMPONENT_G_BIT
| VK_COLOR_COMPONENT_B_BIT
| VK_COLOR_COMPONENT_A_BIT,
};
VkPipelineColorBlendStateCreateInfo const colorBlendState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.logicOpEnable = VK_FALSE,
.logicOp = VK_LOGIC_OP_COPY,
.attachmentCount = 1,
.pAttachments = &colorBlendAttachmentState,
.blendConstants = {0.0f, 0.0f, 0.0f, 0.0f},
};
std::array constexpr dynamicStates = {
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR
};
VkPipelineDynamicStateCreateInfo const dynamicStateCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.dynamicStateCount = static_cast<uint32_t>(dynamicStates.size()),
.pDynamicStates = dynamicStates.data()
};
VkPipelineRenderingCreateInfoKHR const renderingCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_RENDERING_CREATE_INFO_KHR,
.colorAttachmentCount = 1, .colorAttachmentCount = 1,
.pColorAttachmentFormats = &swapchainFormat, .pColorAttachments = &attachmentInfo,
.pDepthAttachment = nullptr,
.pStencilAttachment = nullptr,
}; };
VkGraphicsPipelineCreateInfo const graphicsPipelineCreateInfo = { vkCmdPipelineBarrier2(cmd, &misc.acquireToRenderDependency);
.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO, vkCmdBeginRendering(cmd, &renderingInfo);
.pNext = &renderingCreateInfo,
.flags = 0,
.stageCount = static_cast<uint32_t>(stages.size()),
.pStages = stages.data(),
.pVertexInputState = &vertexInputState,
.pInputAssemblyState = &inputAssembly,
.pTessellationState = &tessellationState,
.pViewportState = &viewportState,
.pRasterizationState = &rasterizationState,
.pMultisampleState = &multisampleState,
.pDepthStencilState = &depthStencilState,
.pColorBlendState = &colorBlendState,
.pDynamicState = &dynamicStateCreateInfo,
.layout = pipelineLayout,
.renderPass = nullptr,
.subpass = 0,
.basePipelineHandle = nullptr,
.basePipelineIndex = 0,
};
VK_CHECK(vkCreateGraphicsPipelines(device, nullptr, 1, &graphicsPipelineCreateInfo, nullptr, &trianglePipeline));
vkDestroyShaderModule(device, shaderModule, nullptr);
SDL_free(rawData);
}
// Create 1 command pool per frame.
std::array<VkCommandPool, NUM_FRAMES> commandPools;
{
VkCommandPoolCreateInfo const commandPoolCreateInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.pNext = nullptr,
.flags = VK_COMMAND_POOL_CREATE_TRANSIENT_BIT,
.queueFamilyIndex = directQueueFamilyIndex,
};
for (auto& commandPool : commandPools) {
VK_CHECK(vkCreateCommandPool(device, &commandPoolCreateInfo, nullptr, &commandPool));
}
}
std::array<VkCommandBuffer, NUM_FRAMES> commandBuffers;
{
uint32_t index = 0;
for (auto& commandPool : commandPools) {
VkCommandBufferAllocateInfo const commandBufferAllocateInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.pNext = nullptr,
.commandPool = commandPool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
};
VK_CHECK(vkAllocateCommandBuffers(device, &commandBufferAllocateInfo, &commandBuffers[index]));
++index;
}
}
std::array<VkSemaphore, NUM_FRAMES> imageAcquiredSemaphores;
std::array<VkSemaphore, NUM_FRAMES> renderFinishedSemaphores;
std::array<VkFence, NUM_FRAMES> frameInUseFences;
{
VkSemaphoreCreateInfo constexpr semaphoreCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
.pNext = nullptr,
.flags = 0
};
for (auto& semaphore : imageAcquiredSemaphores) {
VK_CHECK(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &semaphore));
}
for (auto& semaphore : renderFinishedSemaphores) {
VK_CHECK(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &semaphore));
}
VkFenceCreateInfo constexpr fenceCreateInfo = {
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.pNext = nullptr,
.flags = VK_FENCE_CREATE_SIGNALED_BIT,
};
for (auto& fence : frameInUseFences) {
VK_CHECK(vkCreateFence(device, &fenceCreateInfo, nullptr, &fence));
}
}
VkImageMemoryBarrier2 acquireToRenderBarrier = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER_2,
.pNext = nullptr,
.srcStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.srcAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.dstStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.dstAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
VkDependencyInfo acquireToRenderDependency = {
.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO,
.pNext = nullptr,
.dependencyFlags = 0,
.memoryBarrierCount = 0,
.pMemoryBarriers = nullptr,
.bufferMemoryBarrierCount = 0,
.pBufferMemoryBarriers = nullptr,
.imageMemoryBarrierCount = 1,
.pImageMemoryBarriers = &acquireToRenderBarrier,
};
VkImageMemoryBarrier2 renderToPresentBarrier = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER_2,
.pNext = nullptr,
.srcStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.srcAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.dstStageMask = VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT,
.dstAccessMask = VK_ACCESS_2_NONE,
.oldLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
VkDependencyInfo renderToPresentDependency = {
.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO,
.pNext = nullptr,
.dependencyFlags = 0,
.memoryBarrierCount = 0,
.pMemoryBarriers = nullptr,
.bufferMemoryBarrierCount = 0,
.pBufferMemoryBarriers = nullptr,
.imageMemoryBarrierCount = 1,
.pImageMemoryBarriers = &renderToPresentBarrier,
};
uint32_t frameIndex = 0;
bool isRunning = true;
while (isRunning)
{
SDL_PumpEvents();
SDL_Event event;
while (SDL_PollEvent(&event))
{ {
switch (event.type) VkViewport viewport = {
{ .x = 0,
case SDL_EVENT_QUIT: .y = static_cast<float>(renderDevice.swapchainExtent.height),
isRunning = false; .width = static_cast<float>(renderDevice.swapchainExtent.width),
break; .height = -static_cast<float>(renderDevice.swapchainExtent.height),
default: .minDepth = 0.0f,
break; .maxDepth = 1.0f,
}
}
VkFence fence = frameInUseFences[frameIndex];
VK_CHECK(vkWaitForFences(device, 1, &fence, VK_TRUE, std::numeric_limits<uint32_t>::max()));
// All resources of frame 'frameIndex' are free.
VkSemaphore imageAcquiredSemaphore = imageAcquiredSemaphores[frameIndex];
uint32_t currentImageIndex;
VK_CHECK(vkAcquireNextImageKHR(device, swapchain, std::numeric_limits<uint32_t>::max(), imageAcquiredSemaphore, nullptr, &currentImageIndex));
VK_CHECK(vkResetFences(device, 1, &fence));
VK_CHECK(vkResetCommandPool(device, commandPools[frameIndex], 0));
acquireToRenderBarrier.image = swapchainImages[currentImageIndex];
renderToPresentBarrier.image = swapchainImages[currentImageIndex];
VkCommandBuffer cmd = commandBuffers[frameIndex];
VkCommandBufferBeginInfo constexpr beginInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.pNext = nullptr,
.flags = 0,
.pInheritanceInfo = nullptr,
};
VkClearColorValue constexpr static BLACK_CLEAR = {
.float32 = { 0.0f, 0.0f, 0.0f, 1.0f },
};
VK_CHECK(vkBeginCommandBuffer(cmd, &beginInfo));
{
VkRenderingAttachmentInfo const attachmentInfo = {
.sType = VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO,
.pNext = nullptr,
.imageView = swapchainViews[currentImageIndex],
.imageLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.resolveMode = VK_RESOLVE_MODE_NONE,
.resolveImageView = nullptr,
.resolveImageLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
.clearValue = {.color = BLACK_CLEAR},
}; };
vkCmdSetViewport(cmd, 0, 1, &viewport);
VkRenderingInfo renderingInfo = { VkRect2D scissor = {
.sType = VK_STRUCTURE_TYPE_RENDERING_INFO, .offset = {0, 0},
.pNext = nullptr, .extent = renderDevice.swapchainExtent,
.flags = 0,
.renderArea = {.offset = {0,0}, .extent = swapchainExtent},
.layerCount = 1,
.viewMask = 0,
.colorAttachmentCount = 1,
.pColorAttachments = &attachmentInfo,
.pDepthAttachment = nullptr,
.pStencilAttachment = nullptr,
}; };
vkCmdSetScissor(cmd, 0, 1, &scissor);
vkCmdPipelineBarrier2(cmd, &acquireToRenderDependency); // Render Something?
vkCmdBeginRendering(cmd, &renderingInfo); vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, misc.trianglePipeline);
{ vkCmdDraw(cmd, 3, 1, 0, 0);
VkViewport viewport = {
.x = 0,
.y = static_cast<float>(swapchainExtent.height),
.width = static_cast<float>(swapchainExtent.width),
.height = -static_cast<float>(swapchainExtent.height),
.minDepth = 0.0f,
.maxDepth = 1.0f,
};
vkCmdSetViewport(cmd, 0, 1, &viewport);
VkRect2D scissor = {
.offset = {0, 0},
.extent = swapchainExtent,
};
vkCmdSetScissor(cmd, 0, 1, &scissor);
// Render Something?
vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, trianglePipeline);
vkCmdDraw(cmd, 3, 1, 0, 0);
}
vkCmdEndRendering(cmd);
vkCmdPipelineBarrier2(cmd, &renderToPresentDependency);
} }
VK_CHECK(vkEndCommandBuffer(cmd)); vkCmdEndRendering(cmd);
vkCmdPipelineBarrier2(cmd, &misc.renderToPresentDependency);
VkSemaphore renderingFinishedSemaphore = renderFinishedSemaphores[frameIndex];
VkPipelineStageFlags stageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
VkSubmitInfo const submitInfo = {
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &imageAcquiredSemaphore,
.pWaitDstStageMask = &stageMask,
.commandBufferCount = 1,
.pCommandBuffers = &cmd,
.signalSemaphoreCount = 1,
.pSignalSemaphores = &renderingFinishedSemaphore,
};
VK_CHECK(vkQueueSubmit(directQueue, 1, &submitInfo, fence));
VkPresentInfoKHR const presentInfo = {
.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &renderingFinishedSemaphore,
.swapchainCount = 1,
.pSwapchains = &swapchain,
.pImageIndices = &currentImageIndex,
.pResults = nullptr,
};
VK_CHECK(vkQueuePresentKHR(directQueue, &presentInfo));
frameIndex = (frameIndex + 1) % NUM_FRAMES;
} }
VK_CHECK(vkEndCommandBuffer(cmd));
VK_CHECK(vkDeviceWaitIdle(device)); VkPipelineStageFlags stageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
VkSubmitInfo const submitInfo = {
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &currentFrame.imageAcquiredSemaphore,
.pWaitDstStageMask = &stageMask,
.commandBufferCount = 1,
.pCommandBuffers = &cmd,
.signalSemaphoreCount = 1,
.pSignalSemaphores = &currentFrame.renderFinishedSemaphore,
};
VK_CHECK(vkQueueSubmit(renderDevice.directQueue, 1, &submitInfo, currentFrame.frameReadyToReuse));
for (VkFence fence : frameInUseFences) VkPresentInfoKHR const presentInfo = {
.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &currentFrame.renderFinishedSemaphore,
.swapchainCount = 1,
.pSwapchains = &renderDevice.swapchain,
.pImageIndices = &currentImageIndex,
.pResults = nullptr,
};
VK_CHECK(vkQueuePresentKHR(renderDevice.directQueue, &presentInfo));
renderDevice.frameIndex = (renderDevice.frameIndex + 1) % NUM_FRAMES;
return SDL_APP_CONTINUE;
}
SDL_AppResult SDL_AppEvent(void*, SDL_Event* event)
{
if (event->type == SDL_EVENT_QUIT)
{ {
vkDestroyFence(device, fence, nullptr); return SDL_APP_SUCCESS;
} }
for (VkSemaphore semaphore : imageAcquiredSemaphores) return SDL_APP_CONTINUE;
{ }
vkDestroySemaphore(device, semaphore, nullptr);
}
for (VkSemaphore semaphore : renderFinishedSemaphores) void SDL_AppQuit(void* appstate, SDL_AppResult)
{ {
vkDestroySemaphore(device, semaphore, nullptr); AppState* appState = static_cast<AppState*> (appstate);
}
for (VkCommandPool commandPool : commandPools) appState->cleanup();
{
vkDestroyCommandPool(device, commandPool, nullptr);
}
for (VkImageView view : swapchainViews) Blaze::Global::g_Memory.destroy();
{
vkDestroyImageView(device, view, nullptr);
}
vkDestroyPipeline(device, trianglePipeline, nullptr);
vkDestroyPipelineLayout(device, pipelineLayout, nullptr);
vkDestroySwapchainKHR(device, swapchain, nullptr);
vkDestroyDevice(device, nullptr);
SDL_Vulkan_DestroySurface(instance, surface, nullptr);
vkDestroyInstance(instance, nullptr);
volkFinalize();
SDL_DestroyWindow(window);
SDL_Quit();
} }

2
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@ -0,0 +1,2 @@
<wpf:ResourceDictionary xml:space="preserve" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:s="clr-namespace:System;assembly=mscorlib" xmlns:ss="urn:shemas-jetbrains-com:settings-storage-xaml" xmlns:wpf="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
<s:String x:Key="/Default/CodeStyle/Naming/CppNaming/Rules/=Class_0020and_0020struct_0020methods/@EntryIndexedValue">&lt;NamingElement Priority="10"&gt;&lt;Descriptor Static="Indeterminate" Constexpr="Indeterminate" Const="Indeterminate" Volatile="Indeterminate" Accessibility="NOT_APPLICABLE"&gt;&lt;type Name="member function" /&gt;&lt;/Descriptor&gt;&lt;Policy Inspect="True" Prefix="" Suffix="" Style="aaBb"&gt;&lt;ExtraRule Prefix="" Suffix="" Style="aa_bb" /&gt;&lt;/Policy&gt;&lt;/NamingElement&gt;</s:String></wpf:ResourceDictionary>

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@ -148,7 +148,13 @@
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="AppState.cpp" />
<ClCompile Include="Blaze.cpp" /> <ClCompile Include="Blaze.cpp" />
<ClCompile Include="Frame.cpp" />
<ClCompile Include="GlobalMemory.cpp" />
<ClCompile Include="MiscData.cpp" />
<ClCompile Include="RenderDevice.cpp" />
<ClCompile Include="VmaImpl.cpp" />
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<None Include=".gitignore" /> <None Include=".gitignore" />
@ -173,6 +179,16 @@
<None Include="vcpkg-configuration.json" /> <None Include="vcpkg-configuration.json" />
<None Include="vcpkg.json" /> <None Include="vcpkg.json" />
</ItemGroup> </ItemGroup>
<ItemGroup>
<ClInclude Include="AppState.h" />
<ClInclude Include="Frame.h" />
<ClInclude Include="GlobalMemory.h" />
<ClInclude Include="MemoryUtils.h" />
<ClInclude Include="MacroUtils.h" />
<ClInclude Include="MathUtil.h" />
<ClInclude Include="MiscData.h" />
<ClInclude Include="RenderDevice.h" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" /> <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets"> <ImportGroup Label="ExtensionTargets">
</ImportGroup> </ImportGroup>

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@ -21,6 +21,24 @@
<ClCompile Include="Blaze.cpp"> <ClCompile Include="Blaze.cpp">
<Filter>Source Files</Filter> <Filter>Source Files</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="Frame.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="RenderDevice.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="AppState.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="MiscData.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="GlobalMemory.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="VmaImpl.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<None Include="vcpkg.json"> <None Include="vcpkg.json">
@ -44,4 +62,30 @@
<Filter>Shader Files</Filter> <Filter>Shader Files</Filter>
</CustomBuild> </CustomBuild>
</ItemGroup> </ItemGroup>
<ItemGroup>
<ClInclude Include="Frame.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="RenderDevice.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="MacroUtils.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="MathUtil.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="MemoryUtils.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="AppState.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="MiscData.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="GlobalMemory.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup>
</Project> </Project>

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#include "Frame.h"
#include <SDL3/SDL_log.h>
#include "MacroUtils.h"
#include "RenderDevice.h"
bool Frame::isInit() const
{
return static_cast<bool>(commandPool);
}
Frame::Frame(VkDevice const device, uint32_t const directQueueFamilyIndex)
{
VkCommandPoolCreateInfo const commandPoolCreateInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.pNext = nullptr,
.flags = VK_COMMAND_POOL_CREATE_TRANSIENT_BIT,
.queueFamilyIndex = directQueueFamilyIndex,
};
VK_CHECK(vkCreateCommandPool(device, &commandPoolCreateInfo, nullptr, &commandPool));
VkCommandBufferAllocateInfo const commandBufferAllocateInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.pNext = nullptr,
.commandPool = commandPool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
};
VK_CHECK(vkAllocateCommandBuffers(device, &commandBufferAllocateInfo, &commandBuffer));
VkSemaphoreCreateInfo constexpr semaphoreCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
.pNext = nullptr,
.flags = 0
};
VK_CHECK(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &imageAcquiredSemaphore));
VK_CHECK(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &renderFinishedSemaphore));
VkFenceCreateInfo constexpr fenceCreateInfo = {
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.pNext = nullptr,
.flags = VK_FENCE_CREATE_SIGNALED_BIT,
};
VK_CHECK(vkCreateFence(device, &fenceCreateInfo, nullptr, &frameReadyToReuse));
}
void Frame::cleanup(RenderDevice const& renderDevice)
{
if (!isInit()) return;
VkDevice const device = renderDevice.device;
vkDestroyCommandPool(device, Take(commandPool), nullptr);
vkDestroyFence(device, Take(frameReadyToReuse), nullptr);
vkDestroySemaphore(device, Take(imageAcquiredSemaphore), nullptr);
vkDestroySemaphore(device, Take(renderFinishedSemaphore), nullptr);
}
Frame::~Frame()
{
// Manual Cleanup Required.
ASSERT(not isInit());
}

24
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#pragma once
#include <utility>
#include <volk.h>
struct RenderDevice;
struct Frame
{
VkCommandPool commandPool;
VkCommandBuffer commandBuffer;
VkSemaphore imageAcquiredSemaphore;
VkSemaphore renderFinishedSemaphore;
VkFence frameReadyToReuse;
[[nodiscard]] bool isInit() const;
Frame(VkDevice device, uint32_t directQueueFamilyIndex);
void cleanup(RenderDevice const& renderDevice);
~Frame();
};

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#include "GlobalMemory.h"
#include <SDL3/SDL_log.h>
void GlobalMemory::init(size_t const size)
{
memory = new Byte[size];
capacity = size;
available = size;
}
void GlobalMemory::destroy()
{
Byte const* originalMemory = memory - (capacity - available);
delete[] originalMemory;
memory = nullptr;
available = 0;
capacity = 0;
}
Byte* GlobalMemory::allocate(size_t const size)
{
assert(size <= available && "No enough space available");
Byte* retVal = memory;
memory += size;
available -= size;
SDL_LogInfo(SDL_LOG_CATEGORY_SYSTEM, "ALLOC: %p -> %p (%llu) (avail: %llu)", reinterpret_cast<void*>(retVal), reinterpret_cast<void*>(memory), size, available);
return retVal;
}
Byte* GlobalMemory::allocate(size_t const size, size_t const alignment)
{
uintptr_t const addr = reinterpret_cast<uintptr_t>(memory);
uintptr_t const foundOffset = addr % alignment;
if (foundOffset == 0)
{
return allocate(size);
}
uintptr_t const offset = alignment - foundOffset;
size_t const allocationSize = size + offset;
return offset + allocate(allocationSize);
}
GlobalMemory::State GlobalMemory::getState() const
{
SDL_LogInfo(SDL_LOG_CATEGORY_SYSTEM, "TEMP: %p %llu", reinterpret_cast<void*>(memory), available);
return {
.memory = memory,
.available = available,
};
}
void GlobalMemory::restoreState(State const& state)
{
assert(memory >= state.memory); //< Behind top of allocator
assert(memory - (capacity - available) <= state.memory); //< Ahead of start of allocator
SDL_LogInfo(SDL_LOG_CATEGORY_SYSTEM, "RESTORE: %p %llu", reinterpret_cast<void*>(memory), available);
memory = state.memory;
available = state.available;
}

34
GlobalMemory.h Normal file
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#pragma once
#include <cstdint>
#include "MacroUtils.h"
using Byte = uint8_t;
struct GlobalMemory
{
struct State
{
Byte* memory;
size_t available;
};
Byte* memory;
size_t available;
size_t capacity;
void init(size_t const size);
void destroy();
Byte* allocate(size_t const size);
Byte* allocate(size_t const size, size_t const alignment);
// Do not do any permanent allocations after calling this.
[[nodiscard]] State getState() const;
// Call this before permanent allocations.
void restoreState(State const& state);
};

29
MacroUtils.h Normal file
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#pragma once
#include <cassert>
#include <utility>
#define G_ASSERT(COND) \
do { \
auto _result = (COND); \
if (not _result) { \
__debugbreak(); \
assert(_result && #COND); \
} \
} while(false)
#define ASSERT(COND) G_ASSERT(COND)
#define VK_CHECK(RESULT) \
do { \
auto _result = (RESULT); \
if (_result != VK_SUCCESS) { \
SDL_LogError(SDL_LOG_CATEGORY_SYSTEM, \
"" #RESULT " failed with %d at %s:%d", \
_result, __FILE__, __LINE__); \
__debugbreak(); \
assert(_result == VK_SUCCESS); \
} \
} while(false)
#define Take(OBJ) std::exchange(OBJ, {})

9
MathUtil.h Normal file
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@ -0,0 +1,9 @@
#pragma once
#include <utility>
template <std::totally_ordered T>
T Clamp(T const val, T const minVal, T const maxVal)
{
return std::min(maxVal, std::max(val, minVal));
}

10
MemoryUtils.h Normal file
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@ -0,0 +1,10 @@
#pragma once
#include <foonathan/memory/memory_arena.hpp>
#include <foonathan/memory/memory_stack.hpp>
#include <foonathan/memory/temporary_allocator.hpp>
using global_allocator_t = foonathan::memory::memory_stack<foonathan::memory::virtual_block_allocator>;
using subsystem_allocator_t = foonathan::memory::memory_stack<foonathan::memory::fixed_block_allocator<global_allocator_t>>;
using temporary_allocator_t = foonathan::memory::temporary_allocator;

289
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#include "MiscData.h"
#include <array>
#include <SDL3/SDL_log.h>
#include "MacroUtils.h"
#include "RenderDevice.h"
void MiscData::init(RenderDevice const& renderDevice)
{
VkDevice const device = renderDevice.device;
{
size_t dataSize;
void* rawData = SDL_LoadFile("Triangle.spv", &dataSize);
ASSERT(dataSize % 4 == 0);
if (not rawData)
{
SDL_LogError(SDL_LOG_CATEGORY_SYSTEM, "%s", SDL_GetError());
abort();
}
auto data = static_cast<uint32_t const*>(rawData);
VkShaderModuleCreateInfo const shaderModuleCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.codeSize = dataSize,
.pCode = data,
};
VkShaderModule shaderModule;
VK_CHECK(vkCreateShaderModule(device, &shaderModuleCreateInfo, nullptr, &shaderModule));
VkPipelineLayoutCreateInfo constexpr pipelineLayoutCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.setLayoutCount = 0,
.pSetLayouts = nullptr,
.pushConstantRangeCount = 0,
.pPushConstantRanges = nullptr,
};
VK_CHECK(vkCreatePipelineLayout(device, &pipelineLayoutCreateInfo, nullptr, &pipelineLayout));
std::array stages = {
VkPipelineShaderStageCreateInfo{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.stage = VK_SHADER_STAGE_VERTEX_BIT,
.module = shaderModule,
.pName = "VertexMain",
.pSpecializationInfo = nullptr,
},
VkPipelineShaderStageCreateInfo{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.stage = VK_SHADER_STAGE_FRAGMENT_BIT,
.module = shaderModule,
.pName = "FragmentMain",
.pSpecializationInfo = nullptr,
}
};
VkPipelineVertexInputStateCreateInfo constexpr vertexInputState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.vertexBindingDescriptionCount = 0,
.pVertexBindingDescriptions = nullptr,
.vertexAttributeDescriptionCount = 0,
.pVertexAttributeDescriptions = nullptr,
};
VkPipelineInputAssemblyStateCreateInfo constexpr inputAssembly = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
.primitiveRestartEnable = VK_FALSE,
};
VkPipelineTessellationStateCreateInfo constexpr tessellationState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_TESSELLATION_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.patchControlPoints = 0,
};
VkPipelineViewportStateCreateInfo constexpr viewportState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.viewportCount = 1,
.pViewports = nullptr,
.scissorCount = 1,
.pScissors = nullptr,
};
VkPipelineRasterizationStateCreateInfo constexpr rasterizationState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.depthClampEnable = VK_TRUE,
.rasterizerDiscardEnable = VK_FALSE,
.polygonMode = VK_POLYGON_MODE_FILL,
.cullMode = VK_CULL_MODE_NONE,
.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
.depthBiasEnable = VK_FALSE,
.depthBiasConstantFactor = 0.0f,
.depthBiasClamp = 0.0f,
.depthBiasSlopeFactor = 0.0f,
.lineWidth = 1.0f,
};
VkPipelineMultisampleStateCreateInfo constexpr multisampleState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT,
.sampleShadingEnable = VK_FALSE,
.minSampleShading = 0.0f,
.pSampleMask = nullptr,
.alphaToCoverageEnable = VK_FALSE,
.alphaToOneEnable = VK_FALSE,
};
VkPipelineDepthStencilStateCreateInfo constexpr depthStencilState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.depthTestEnable = VK_FALSE,
.depthWriteEnable = VK_FALSE,
.depthCompareOp = VK_COMPARE_OP_ALWAYS,
.depthBoundsTestEnable = VK_FALSE,
.stencilTestEnable = VK_FALSE,
.front = {},
.back = {},
.minDepthBounds = 0.0f,
.maxDepthBounds = 1.0f,
};
VkPipelineColorBlendAttachmentState constexpr colorBlendAttachmentState = {
.blendEnable = VK_FALSE,
.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA,
.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
.colorBlendOp = VK_BLEND_OP_ADD,
.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE,
.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO,
.alphaBlendOp = VK_BLEND_OP_ADD,
.colorWriteMask = VK_COLOR_COMPONENT_R_BIT
| VK_COLOR_COMPONENT_G_BIT
| VK_COLOR_COMPONENT_B_BIT
| VK_COLOR_COMPONENT_A_BIT,
};
VkPipelineColorBlendStateCreateInfo const colorBlendState = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.logicOpEnable = VK_FALSE,
.logicOp = VK_LOGIC_OP_COPY,
.attachmentCount = 1,
.pAttachments = &colorBlendAttachmentState,
.blendConstants = {0.0f, 0.0f, 0.0f, 0.0f},
};
std::array constexpr dynamicStates = {
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR
};
VkPipelineDynamicStateCreateInfo const dynamicStateCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.dynamicStateCount = static_cast<uint32_t>(dynamicStates.size()),
.pDynamicStates = dynamicStates.data()
};
VkPipelineRenderingCreateInfoKHR const renderingCreateInfo = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_RENDERING_CREATE_INFO_KHR,
.colorAttachmentCount = 1,
.pColorAttachmentFormats = &renderDevice.swapchainFormat,
};
VkGraphicsPipelineCreateInfo const graphicsPipelineCreateInfo = {
.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
.pNext = &renderingCreateInfo,
.flags = 0,
.stageCount = static_cast<uint32_t>(stages.size()),
.pStages = stages.data(),
.pVertexInputState = &vertexInputState,
.pInputAssemblyState = &inputAssembly,
.pTessellationState = &tessellationState,
.pViewportState = &viewportState,
.pRasterizationState = &rasterizationState,
.pMultisampleState = &multisampleState,
.pDepthStencilState = &depthStencilState,
.pColorBlendState = &colorBlendState,
.pDynamicState = &dynamicStateCreateInfo,
.layout = pipelineLayout,
.renderPass = nullptr,
.subpass = 0,
.basePipelineHandle = nullptr,
.basePipelineIndex = 0,
};
VK_CHECK(vkCreateGraphicsPipelines(device, nullptr, 1, &graphicsPipelineCreateInfo, nullptr, &trianglePipeline));
vkDestroyShaderModule(device, shaderModule, nullptr);
SDL_free(rawData);
}
acquireToRenderBarrier = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER_2,
.pNext = nullptr,
.srcStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.srcAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.dstStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.dstAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
acquireToRenderDependency = {
.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO,
.pNext = nullptr,
.dependencyFlags = 0,
.memoryBarrierCount = 0,
.pMemoryBarriers = nullptr,
.bufferMemoryBarrierCount = 0,
.pBufferMemoryBarriers = nullptr,
.imageMemoryBarrierCount = 1,
.pImageMemoryBarriers = &acquireToRenderBarrier,
};
renderToPresentBarrier = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER_2,
.pNext = nullptr,
.srcStageMask = VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
.srcAccessMask = VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
.dstStageMask = VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT,
.dstAccessMask = VK_ACCESS_2_NONE,
.oldLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
renderToPresentDependency = {
.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO,
.pNext = nullptr,
.dependencyFlags = 0,
.memoryBarrierCount = 0,
.pMemoryBarriers = nullptr,
.bufferMemoryBarrierCount = 0,
.pBufferMemoryBarriers = nullptr,
.imageMemoryBarrierCount = 1,
.pImageMemoryBarriers = &renderToPresentBarrier,
};
}
void MiscData::cleanup(RenderDevice const& renderDevice)
{
VkDevice const device = renderDevice.device;
vkDestroyPipeline(device, trianglePipeline, nullptr);
vkDestroyPipelineLayout(device, pipelineLayout, nullptr);
}

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#pragma once
#include <volk.h>
struct RenderDevice;
struct MiscData
{
VkPipelineLayout pipelineLayout;
VkPipeline trianglePipeline;
VkImageMemoryBarrier2 acquireToRenderBarrier;
VkDependencyInfo acquireToRenderDependency;
VkImageMemoryBarrier2 renderToPresentBarrier;
VkDependencyInfo renderToPresentDependency;
void init(RenderDevice const& renderDevice);
void cleanup(RenderDevice const& renderDevice);
};

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#include "RenderDevice.h"
#include "MacroUtils.h"
#include <SDL3/SDL_log.h>
#include <array>
#include <optional>
#include <span>
#include "Frame.h"
#include "GlobalMemory.h"
#include "MathUtil.h"
RenderDevice::~RenderDevice()
{
ASSERT(!isInit());
}
// TODO: Failure Handling
RenderDevice* CreateRenderDevice(GlobalMemory* mem, RenderDevice::CreateInfo const& createInfo)
{
ASSERT(createInfo.window);
volkInitialize();
VkInstance instance;
// Create Instance
{
VkApplicationInfo constexpr applicationInfo = {
.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO,
.pNext = nullptr,
.pApplicationName = "Test",
.applicationVersion = VK_MAKE_API_VERSION(0, 0, 1, 0),
.pEngineName = "Blaze",
.engineVersion = VK_MAKE_API_VERSION(0, 0, 1, 0),
.apiVersion = VK_API_VERSION_1_3,
};
uint32_t instanceExtensionCount;
char const* const* instanceExtensions = SDL_Vulkan_GetInstanceExtensions(&instanceExtensionCount);
VkInstanceCreateInfo const instanceCreateInfo = {
.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.pApplicationInfo = &applicationInfo,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = instanceExtensionCount,
.ppEnabledExtensionNames = instanceExtensions,
};
VK_CHECK(vkCreateInstance(&instanceCreateInfo, nullptr, &instance));
volkLoadInstance(instance);
}
VkSurfaceKHR surface;
// Create Surface
ASSERT(SDL_Vulkan_CreateSurface(createInfo.window, instance, nullptr, &surface));
VkPhysicalDevice physicalDeviceInUse = nullptr;
VkDevice device = nullptr;
VmaAllocator gpuAllocator = nullptr;
std::optional<uint32_t> directQueueFamilyIndex;
VkQueue directQueue = nullptr;
// Create Device and Queue
{
auto tempAllocStart = mem->getState();
uint32_t physicalDeviceCount;
VK_CHECK(vkEnumeratePhysicalDevices(instance, &physicalDeviceCount, nullptr));
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "Found %u GPUs", physicalDeviceCount);
VkPhysicalDevice* physicalDevices = reinterpret_cast<VkPhysicalDevice*>(mem->allocate(sizeof(VkPhysicalDevice) * physicalDeviceCount));
VK_CHECK(vkEnumeratePhysicalDevices(instance, &physicalDeviceCount, physicalDevices));
for (VkPhysicalDevice const physicalDevice : std::span{ physicalDevices, physicalDeviceCount })
{
auto tempAllocQueueProperties = mem->getState();
VkPhysicalDeviceProperties properties;
vkGetPhysicalDeviceProperties(physicalDevice, &properties);
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "GPU: %s", properties.deviceName);
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "- API Version %d.%d.%d",
VK_API_VERSION_MAJOR(properties.apiVersion),
VK_API_VERSION_MINOR(properties.apiVersion),
VK_API_VERSION_PATCH(properties.apiVersion));
constexpr static uint32_t API_PATCH_BITS = 0xFFF;
if ((properties.apiVersion & (~API_PATCH_BITS)) < VK_API_VERSION_1_3)
{
continue;
}
if (properties.deviceType == VK_PHYSICAL_DEVICE_TYPE_CPU)
{
continue;
}
uint32_t queueFamilyCount;
vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, nullptr);
VkQueueFamilyProperties* queueFamilyProperties = reinterpret_cast<VkQueueFamilyProperties*>(mem->allocate(sizeof(VkQueueFamilyProperties) * queueFamilyCount));
vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, queueFamilyProperties);
for (uint32_t queueFamilyIndex = 0; queueFamilyIndex != queueFamilyCount;
++queueFamilyIndex)
{
VkQueueFamilyProperties const& qfp = queueFamilyProperties[queueFamilyIndex];
bool hasGraphicsSupport = false;
bool hasComputeSupport = false;
bool hasTransferSupport = false;
bool hasPresentSupport = false;
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "- Queue [%d]", queueFamilyIndex);
if (qfp.queueFlags & VK_QUEUE_GRAPHICS_BIT)
{
hasGraphicsSupport = true;
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "-- Graphic");
}
if (qfp.queueFlags & VK_QUEUE_COMPUTE_BIT)
{
hasComputeSupport = true;
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "-- Compute");
}
if (qfp.queueFlags & VK_QUEUE_TRANSFER_BIT)
{
hasTransferSupport = true;
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "-- Transfer");
}
VkBool32 isSurfaceSupported;
VK_CHECK(vkGetPhysicalDeviceSurfaceSupportKHR(physicalDevice, queueFamilyIndex, surface, &isSurfaceSupported));
if (isSurfaceSupported)
{
hasPresentSupport = true;
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "-- Present");
}
if (hasGraphicsSupport and hasComputeSupport and hasTransferSupport and hasPresentSupport)
{
physicalDeviceInUse = physicalDevice;
directQueueFamilyIndex = queueFamilyIndex;
break;
}
}
mem->restoreState(tempAllocQueueProperties);
}
ASSERT(physicalDeviceInUse);
ASSERT(directQueueFamilyIndex.has_value());
float priority = 1.0f;
VkDeviceQueueCreateInfo queueCreateInfo = {
.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.queueFamilyIndex = directQueueFamilyIndex.value(),
.queueCount = 1,
.pQueuePriorities = &priority,
};
VkPhysicalDeviceVulkan13Features constexpr features13 = {
.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_3_FEATURES,
.pNext = nullptr,
.synchronization2 = true,
.dynamicRendering = true,
};
VkPhysicalDeviceFeatures features = {
.depthClamp = true,
.samplerAnisotropy = true,
};
std::array enabledDeviceExtensions = {
VK_KHR_SWAPCHAIN_EXTENSION_NAME
};
VkDeviceCreateInfo const deviceCreateInfo = {
.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
.pNext = &features13,
.flags = 0,
.queueCreateInfoCount = 1,
.pQueueCreateInfos = &queueCreateInfo,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = static_cast<uint32_t>(enabledDeviceExtensions.size()),
.ppEnabledExtensionNames = enabledDeviceExtensions.data(),
.pEnabledFeatures = &features,
};
VK_CHECK(vkCreateDevice(physicalDeviceInUse, &deviceCreateInfo, nullptr, &device));
volkLoadDevice(device);
VmaAllocatorCreateInfo allocatorCreateInfo = {
.flags = 0,
.physicalDevice = physicalDeviceInUse,
.device = device,
.preferredLargeHeapBlockSize = 0,
.pAllocationCallbacks = nullptr,
.pDeviceMemoryCallbacks = nullptr,
.pHeapSizeLimit = nullptr,
.pVulkanFunctions = nullptr,
.instance = instance,
.vulkanApiVersion = VK_API_VERSION_1_3,
.pTypeExternalMemoryHandleTypes = nullptr,
};
VmaVulkanFunctions vkFunctions;
VK_CHECK(vmaImportVulkanFunctionsFromVolk(&allocatorCreateInfo, &vkFunctions));
allocatorCreateInfo.pVulkanFunctions = &vkFunctions;
VK_CHECK(vmaCreateAllocator(&allocatorCreateInfo, &gpuAllocator));
vkGetDeviceQueue(device, directQueueFamilyIndex.value(), 0, &directQueue);
mem->restoreState(tempAllocStart);
}
// Swapchain creation
VkExtent2D swapchainExtent = { createInfo.width, createInfo.height };
VkFormat swapchainFormat = VK_FORMAT_UNDEFINED;
VkSwapchainKHR swapchain;
VkImage* swapchainImages;
VkImageView* swapchainViews;
uint32_t swapchainImageCount;
{
auto tempAllocStart = mem->getState();
VkSurfaceCapabilitiesKHR capabilities;
VK_CHECK(vkGetPhysicalDeviceSurfaceCapabilitiesKHR(physicalDeviceInUse, surface, &capabilities));
// Image Count Calculation
swapchainImageCount = 3;
if (capabilities.maxImageCount > 0)
{
swapchainImageCount = std::min(swapchainImageCount, capabilities.maxImageCount);
}
swapchainImageCount = std::max(swapchainImageCount, capabilities.minImageCount + 1);
// Image Size calculation
{
auto [minWidth, minHeight] = capabilities.minImageExtent;
auto [maxWidth, maxHeight] = capabilities.maxImageExtent;
swapchainExtent.width = Clamp(swapchainExtent.width, minWidth, maxWidth);
swapchainExtent.height = Clamp(swapchainExtent.height, minHeight, maxHeight);
}
uint32_t surfaceFormatCount;
vkGetPhysicalDeviceSurfaceFormatsKHR(physicalDeviceInUse, surface, &surfaceFormatCount, nullptr);
VkSurfaceFormatKHR* surfaceFormats = reinterpret_cast<VkSurfaceFormatKHR*>(mem->allocate(sizeof(VkSurfaceFormatKHR*) * surfaceFormatCount));
vkGetPhysicalDeviceSurfaceFormatsKHR(physicalDeviceInUse, surface, &surfaceFormatCount, surfaceFormats);
VkSurfaceFormatKHR format = {
.format = VK_FORMAT_UNDEFINED,
.colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR,
};
for (auto& surfaceFormat : std::span{ surfaceFormats, surfaceFormatCount })
{
if (surfaceFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR)
{
SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "Color Space SRGB Found %d", surfaceFormat.format);
if (surfaceFormat.format == VK_FORMAT_R8G8B8A8_SRGB) {
format = surfaceFormat;
break;
}
if (surfaceFormat.format == VK_FORMAT_B8G8R8A8_SRGB) {
format = surfaceFormat;
break;
}
if (surfaceFormat.format == VK_FORMAT_R8G8B8A8_UNORM) {
format = surfaceFormat;
}
}
}
ASSERT(format.format != VK_FORMAT_UNDEFINED);
swapchainFormat = format.format;
uint32_t presentModeCount;
vkGetPhysicalDeviceSurfacePresentModesKHR(physicalDeviceInUse, surface, &presentModeCount, nullptr);
VkPresentModeKHR* presentModes = reinterpret_cast<VkPresentModeKHR*>(mem->allocate(sizeof(VkPresentModeKHR*) * presentModeCount));
vkGetPhysicalDeviceSurfacePresentModesKHR(physicalDeviceInUse, surface, &presentModeCount, presentModes);
VkPresentModeKHR presentMode = VK_PRESENT_MODE_FIFO_KHR;
for (VkPresentModeKHR presentModeIter : std::span{ presentModes, presentModeCount })
{
if (presentModeIter == VK_PRESENT_MODE_FIFO_RELAXED_KHR)
{
presentMode = presentModeIter;
break;
}
if (presentModeIter == VK_PRESENT_MODE_MAILBOX_KHR)
{
presentMode = presentModeIter;
}
}
mem->restoreState(tempAllocStart);
VkSwapchainCreateInfoKHR const swapchainCreateInfo = {
.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
.pNext = nullptr,
.flags = 0,
.surface = surface,
.minImageCount = swapchainImageCount,
.imageFormat = format.format,
.imageColorSpace = format.colorSpace,
.imageExtent = swapchainExtent,
.imageArrayLayers = 1,
.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
.queueFamilyIndexCount = 0,
.pQueueFamilyIndices = nullptr,
.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR,
.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
.presentMode = presentMode,
.clipped = false,
.oldSwapchain = nullptr,
};
VK_CHECK(vkCreateSwapchainKHR(device, &swapchainCreateInfo, nullptr, &swapchain));
swapchainImageCount = 0;
vkGetSwapchainImagesKHR(device, swapchain, &swapchainImageCount, nullptr);
swapchainImages = reinterpret_cast<VkImage*>(mem->allocate(sizeof(VkImage) * swapchainImageCount));
vkGetSwapchainImagesKHR(device, swapchain, &swapchainImageCount, swapchainImages);
swapchainViews = reinterpret_cast<VkImageView*>(mem->allocate(sizeof(VkImageView) * swapchainImageCount));
for (uint32_t i = 0; i != swapchainImageCount; ++i) {
VkImageViewCreateInfo const viewCreateInfo = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.image = swapchainImages[i],
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = format.format,
.components = {
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY
},
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
}
};
VK_CHECK(vkCreateImageView(device, &viewCreateInfo, nullptr, &swapchainViews[i]));
}
}
// Init frames.
Frame* frames = reinterpret_cast<Frame*>(mem->allocate(sizeof(Frame) * swapchainImageCount));
for (uint32_t i = 0; i != swapchainImageCount; ++i)
{
new (frames + i) Frame(device, directQueueFamilyIndex.value());
}
Byte* allocation = mem->allocate(sizeof(RenderDevice), alignof(RenderDevice));
return new (allocation) RenderDevice{
instance, surface, physicalDeviceInUse,
device, gpuAllocator, directQueue, directQueueFamilyIndex.value(),
swapchainFormat, swapchainExtent, swapchain, swapchainImages, swapchainViews, frames, swapchainImageCount,
};
}
inline bool RenderDevice::isInit() const
{
return instance and device;
}
void RenderDevice::cleanup()
{
if (not isInit())
return;
for (Frame& frame : std::span{ frames, swapchainImageCount })
{
frame.cleanup(*this);
}
for (auto const& view : std::span{ swapchainViews, swapchainImageCount })
{
vkDestroyImageView(device, view, nullptr);
}
vkDestroySwapchainKHR(device, Take(swapchain), nullptr);
vkDestroyDevice(Take(device), nullptr);
SDL_Vulkan_DestroySurface(instance, Take(surface), nullptr);
vkDestroyInstance(Take(instance), nullptr);
volkFinalize();
}
void RenderDevice::waitIdle() const
{
VK_CHECK(vkDeviceWaitIdle(device));
}
uint32_t RenderDevice::getNumFrames() const
{
return swapchainImageCount;
}
RenderDevice::RenderDevice(VkInstance const instance, VkSurfaceKHR const surface, VkPhysicalDevice const physicalDeviceInUse,
VkDevice const device, VmaAllocator gpuAllocator, VkQueue const directQueue, uint32_t const directQueueFamilyIndex,
VkFormat const swapchainFormat, VkExtent2D const swapchainExtent, VkSwapchainKHR const swapchain, VkImage* swapchainImages,
VkImageView* swapchainViews, Frame* frames, uint32_t const swapchainImageCount)
: instance{ instance }
, surface{ surface }
, physicalDeviceInUse{ physicalDeviceInUse }
, device{ device }
, gpuAllocator{ gpuAllocator }
, directQueue{ directQueue }
, directQueueFamilyIndex{ directQueueFamilyIndex }
, swapchainFormat{ swapchainFormat }
, swapchainExtent{ swapchainExtent }
, swapchain{ swapchain }
, swapchainImages{ swapchainImages }
, swapchainViews{ swapchainViews }
, frames{ frames }
, swapchainImageCount{ swapchainImageCount }
{
}

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#pragma once
#include <volk.h>
#define VMA_STATIC_VULKAN_FUNCTIONS 0
#define VMA_DYNAMIC_VULKAN_FUNCTIONS 0
#include <vma/vk_mem_alloc.h>
#include <SDL3/SDL_video.h>
#include <SDL3/SDL_vulkan.h>
struct GlobalMemory;
struct Frame;
/// The Rendering backend abstraction
/// If this fails to initialize, we crash
///
/// TODO: Fail elegantly.
struct RenderDevice
{
struct CreateInfo
{
SDL_Window* window = nullptr;
uint32_t width = 640;
uint32_t height = 480;
};
VkInstance instance;
VkSurfaceKHR surface;
VkPhysicalDevice physicalDeviceInUse;
VkDevice device;
VmaAllocator gpuAllocator;
VkQueue directQueue;
uint32_t directQueueFamilyIndex;
VkFormat swapchainFormat;
VkExtent2D swapchainExtent;
VkSwapchainKHR swapchain;
VkImage* swapchainImages;
VkImageView* swapchainViews;
Frame* frames;
uint32_t swapchainImageCount;
uint32_t frameIndex = 0;
[[nodiscard]] bool isInit() const;
void cleanup();
void waitIdle() const;
[[nodiscard]] uint32_t getNumFrames() const;
RenderDevice(
VkInstance instance,
VkSurfaceKHR surface,
VkPhysicalDevice physicalDeviceInUse,
VkDevice device,
VmaAllocator gpuAllocator,
VkQueue directQueue,
uint32_t directQueueFamilyIndex,
// TODO: Pack?
VkFormat swapchainFormat,
VkExtent2D swapchainExtent,
VkSwapchainKHR swapchain,
VkImage* swapchainImages,
VkImageView* swapchainViews,
Frame* frames,
uint32_t swapchainImageCount
);
RenderDevice(RenderDevice const&) = delete;
RenderDevice& operator=(RenderDevice const&) = delete;
RenderDevice(RenderDevice&&) noexcept = delete;
RenderDevice& operator=(RenderDevice&&) noexcept = delete;
~RenderDevice();
};
RenderDevice* CreateRenderDevice(GlobalMemory* mem, RenderDevice::CreateInfo const& createInfo);

7
VmaImpl.cpp Normal file
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@ -0,0 +1,7 @@
#include <volk.h>
#pragma warning(push, 1)
#pragma warning(disable : 5045)
#define VMA_IMPLEMENTATION
#include <vma/vk_mem_alloc.h>
#pragma warning(pop)

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@ -1,8 +1,8 @@
{ {
"dependencies": [ "dependencies": [
"fmt",
"volk", "volk",
"shader-slang", "shader-slang",
"vulkan-memory-allocator",
{ {
"name": "sdl3", "name": "sdl3",
"features": [ "vulkan" ] "features": [ "vulkan" ]