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2 Commits

Author SHA1 Message Date
Anish Bhobe eaf4556bad Triangle rendered to screen. 2024-07-01 18:37:08 +02:00
Anish Bhobe c6ff2f4f76 Clear Screen. 2024-06-29 20:48:16 +02:00
16 changed files with 764 additions and 121 deletions

1
.gitignore vendored
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@ -1,3 +1,4 @@
.idea/
.cache/
build/
.vs/

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@ -8,7 +8,15 @@ set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_FLAGS "-Wall -fno-rtti -fno-exceptions")
if (MSVC)
set(CMAKE_CXX_FLAGS "/W4 /GR- /Zi")
add_compile_definitions(_HAS_EXCEPTIONS=1)
add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
else ()
set(CMAKE_CXX_FLAGS "-Wall -fno-rtti -fno-exceptions")
endif ()
include(add_shader.cmake)
add_subdirectory("aster")
add_subdirectory("triangle")

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@ -12,6 +12,16 @@
"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
"CMAKE_TOOLCHAIN_FILE": "${sourceDir}/vcpkg/scripts/buildsystems/vcpkg.cmake"
}
},
{
"name": "windows",
"generator": "Ninja",
"binaryDir": "${sourceDir}/build",
"cacheVariables": {
"CMAKE_EXPORT_COMPILE_COMMANDS": true,
"CMAKE_MAKE_PROGRAM": "ninja",
"CMAKE_TOOLCHAIN_FILE": "${sourceDir}/vcpkg/scripts/buildsystems/vcpkg.cmake"
}
}
]
}

33
add_shader.cmake Normal file
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@ -0,0 +1,33 @@
function(add_shader TARGET SHADER)
find_package(Vulkan REQUIRED COMPONENTS dxc)
get_filename_component(shader-ext ${SHADER} LAST_EXT)
set(current-shader-path ${CMAKE_CURRENT_SOURCE_DIR}/${SHADER})
set(current-output-path ${CMAKE_CURRENT_BINARY_DIR}/${SHADER}.spv)
get_filename_component(current-output-dir ${current-output-path} DIRECTORY)
file(MAKE_DIRECTORY ${current-output-dir})
if (Vulkan_dxc_exe_FOUND AND ${shader-ext} STREQUAL ".hlsl")
message("Marked as hlsl file. ${current-output-path}")
add_custom_command(
OUTPUT ${current-output-path}
COMMAND Vulkan::dxc_exe -spirv -T vs_6_0 -E main ${current-shader-path} -Fo ${current-output-path}
DEPENDS ${current-shader-path}
IMPLICIT_DEPENDS CXX ${current-shader-path}
VERBATIM)
elseif (Vulkan_glslc_FOUND AND ${shader-ext} STREQUAL ".glsl")
message("Marked as glsl file. ${current-output-path}")
add_custom_command(
OUTPUT ${current-output-path}
COMMAND Vulkan::glslc -o ${current-output-path} ${current-shader-path}
DEPENDS ${current-shader-path}
IMPLICIT_DEPENDS CXX ${current-shader-path}
VERBATIM)
endif ()
# Make sure our build depends on this output.
set_source_files_properties(${current-output-path} PROPERTIES GENERATED TRUE)
target_sources(${TARGET} PRIVATE ${current-output-path})
endfunction(add_shader)

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@ -11,10 +11,12 @@
#include <EASTL/array.h>
#include <EASTL/fixed_vector.h>
constexpr eastl::array DEVICE_EXTENSIONS = {VK_KHR_SWAPCHAIN_EXTENSION_NAME};
// TODO: This will need to be flexible for devices that don't support some of the extensions.
constexpr eastl::array DEVICE_EXTENSIONS = {
VK_KHR_SWAPCHAIN_EXTENSION_NAME,
};
Device::Device(const Context *context, PhysicalDevice *physicalDevice,
const vk::PhysicalDeviceFeatures *enabledFeatures,
Device::Device(const Context *context, PhysicalDevice *physicalDevice, Features *enabledFeatures,
const eastl::vector<QueueAllocation> &queueAllocations, NameString &&name)
: m_Name(std::move(name))
, m_PhysicalDevice(physicalDevice->m_PhysicalDevice)
@ -40,12 +42,21 @@ Device::Device(const Context *context, PhysicalDevice *physicalDevice,
});
}
vk::PhysicalDeviceFeatures *deviceFeatures = &enabledFeatures->m_Vulkan10Features;
vk::PhysicalDeviceVulkan11Features *vulkan11Features = &enabledFeatures->m_Vulkan11Features;
vk::PhysicalDeviceVulkan12Features *vulkan12Features = &enabledFeatures->m_Vulkan12Features;
vk::PhysicalDeviceVulkan13Features *vulkan13Features = &enabledFeatures->m_Vulkan13Features;
vulkan11Features->pNext = vulkan12Features;
vulkan12Features->pNext = vulkan13Features;
vk::DeviceCreateInfo deviceCreateInfo = {
.pNext = vulkan11Features,
.queueCreateInfoCount = Cast<u32>(deviceQueueCreateInfos.size()),
.pQueueCreateInfos = deviceQueueCreateInfos.data(),
.enabledExtensionCount = Cast<u32>(DEVICE_EXTENSIONS.size()),
.ppEnabledExtensionNames = DEVICE_EXTENSIONS.data(),
.pEnabledFeatures = enabledFeatures,
.pEnabledFeatures = deviceFeatures,
};
vk::Result result = m_PhysicalDevice.createDevice(&deviceCreateInfo, nullptr, &m_Device);
@ -53,6 +64,8 @@ Device::Device(const Context *context, PhysicalDevice *physicalDevice,
THEN_ABORT(result)
ELSE_DEBUG("{} ({}) Initialized.", m_Name, physicalDevice->m_DeviceProperties.deviceName.data());
SetName(m_Device, m_Name.data());
VmaVulkanFunctions vmaVulkanFunctions = {
.vkGetInstanceProcAddr = vk::defaultDispatchLoaderDynamic.vkGetInstanceProcAddr,
.vkGetDeviceProcAddr = vk::defaultDispatchLoaderDynamic.vkGetDeviceProcAddr,
@ -87,3 +100,11 @@ Device::~Device()
DEBUG("Device '{}' Destroyed", m_Name);
m_PhysicalDevice = nullptr;
}
vk::Queue
Device::GetQueue(const u32 familyIndex, const u32 queueIndex) const
{
vk::Queue queue;
m_Device.getQueue(familyIndex, queueIndex, &queue);
return queue;
}

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@ -18,6 +18,14 @@ struct QueueAllocation
u32 m_Count;
};
struct Features
{
vk::PhysicalDeviceFeatures m_Vulkan10Features;
vk::PhysicalDeviceVulkan11Features m_Vulkan11Features;
vk::PhysicalDeviceVulkan12Features m_Vulkan12Features;
vk::PhysicalDeviceVulkan13Features m_Vulkan13Features;
};
struct Device final
{
NameString m_Name;
@ -25,7 +33,28 @@ struct Device final
vk::Device m_Device = nullptr;
VmaAllocator m_Allocator = nullptr;
Device(const Context *context, PhysicalDevice *physicalDevice, const vk::PhysicalDeviceFeatures *enabledFeatures,
Device(const Context *context, PhysicalDevice *physicalDevice, Features *enabledFeatures,
const eastl::vector<QueueAllocation> &queueAllocations, NameString &&name);
~Device();
template <typename T>
requires vk::isVulkanHandleType<T>::value
void SetName(const T &object, cstr name) const;
[[nodiscard]] vk::Queue GetQueue(u32 familyIndex, u32 queueIndex) const;
};
template <typename T>
requires vk::isVulkanHandleType<T>::value
void
Device::SetName(const T &object, cstr name) const
{
auto handle = Recast<u64>(Cast<typename T::NativeType>(object));
const vk::DebugUtilsObjectNameInfoEXT objectNameInfo = {
.objectType = object.objectType,
.objectHandle = handle,
.pObjectName = name,
};
vk::Result result = m_Device.setDebugUtilsObjectNameEXT(&objectNameInfo);
WARN_IF(Failed(result), "Could not name {:x}: {} as {}. Cause: {}", handle, to_string(object.objectType), name,
result);
}

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@ -15,14 +15,15 @@
VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
void *
operator new[](size_t size, const char *pName, int flags, unsigned debugFlags, const char *file, int line)
operator new[](size_t size, const char * /*pName*/, int /*flags*/, unsigned /*debugFlags*/, const char * /*file*/,
int /*line*/)
{
return new u8[size];
}
void *
operator new[](size_t size, size_t alignment, size_t alignmentOffset, const char *pName, int flags, unsigned debugFlags,
const char *file, int line)
operator new[](size_t size, size_t /*alignment*/, size_t /*alignmentOffset*/, const char * /*pName*/, int /*flags*/,
unsigned /*debugFlags*/, const char * /*file*/, int /*line*/)
{
return new u8[size];
}

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@ -34,6 +34,8 @@ constexpr u32 ASTER_API_VERSION = vk::ApiVersion13;
#define CODE_LOC " @ " __FILE__ ":" VULKAN_HPP_STRINGIFY(__LINE__)
#define FORCE_TODO static_assert(false)
[[nodiscard]] inline bool
Failed(const vk::Result result)
{

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@ -42,7 +42,6 @@ struct Logger
return "[DEBUG]:";
if constexpr (TLogLevel == LogType::eVerbose)
return "[VERB]: ";
return "";
}
template <LogType TLogLevel>
@ -59,7 +58,6 @@ struct Logger
return ansi_color::White;
if constexpr (TLogLevel == LogType::eVerbose)
return ansi_color::Blue;
return ansi_color::White;
}
template <LogType TLogLevel>

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@ -18,12 +18,7 @@ Swapchain::Swapchain(const Window *window, const Device *device, NameString &&na
Swapchain::~Swapchain()
{
if (m_Swapchain)
{
m_Device->m_Device.destroy(m_Swapchain, nullptr);
m_Swapchain = nullptr;
DEBUG("Swapchain '{}' destroyed.", m_Name);
}
this->Cleanup();
}
void
@ -33,21 +28,21 @@ Swapchain::Create(const Window *window)
auto surfaceFormats = GetSurfaceFormats(m_Device->m_PhysicalDevice, window->m_Surface);
auto presentModes = GetSurfacePresentModes(m_Device->m_PhysicalDevice, window->m_Surface);
vk::Format swapchainFormat = vk::Format::eUndefined;
m_Format = vk::Format::eUndefined;
vk::ColorSpaceKHR swapchainColorSpace = vk::ColorSpaceKHR::eSrgbNonlinear;
for (auto [format, colorSpace] : surfaceFormats)
{
if (format == vk::Format::eB8G8R8A8Srgb && colorSpace == vk::ColorSpaceKHR::eSrgbNonlinear)
{
swapchainFormat = format;
m_Format = format;
swapchainColorSpace = colorSpace;
}
}
if (swapchainFormat == vk::Format::eUndefined)
if (m_Format == vk::Format::eUndefined)
{
WARN("Preferred Swapchain format not found. Falling back.");
auto [format, colorSpace] = surfaceFormats.front();
swapchainFormat = format;
m_Format = format;
swapchainColorSpace = colorSpace;
}
@ -61,10 +56,9 @@ Swapchain::Create(const Window *window)
}
}
vk::Extent2D swapchainExtent;
if (surfaceCapabilities.currentExtent.width != MaxValue<u32>)
{
swapchainExtent = surfaceCapabilities.currentExtent;
m_Extent = surfaceCapabilities.currentExtent;
}
else
{
@ -72,8 +66,8 @@ Swapchain::Create(const Window *window)
auto [minWidth, minHeight] = surfaceCapabilities.minImageExtent;
auto [maxWidth, maxHeight] = surfaceCapabilities.maxImageExtent;
swapchainExtent.width = glm::clamp(width, minWidth, maxWidth);
swapchainExtent.height = glm::clamp(height, minHeight, maxHeight);
m_Extent.width = glm::clamp(width, minWidth, maxWidth);
m_Extent.height = glm::clamp(height, minHeight, maxHeight);
}
u32 swapchainImageCount = 3;
@ -88,9 +82,9 @@ Swapchain::Create(const Window *window)
const vk::SwapchainCreateInfoKHR swapchainCreateInfo = {
.surface = window->m_Surface,
.minImageCount = swapchainImageCount,
.imageFormat = swapchainFormat,
.imageFormat = m_Format,
.imageColorSpace = swapchainColorSpace,
.imageExtent = swapchainExtent,
.imageExtent = m_Extent,
.imageArrayLayers = 1,
.imageUsage = vk::ImageUsageFlagBits::eColorAttachment,
.imageSharingMode = vk::SharingMode::eExclusive,
@ -101,11 +95,77 @@ Swapchain::Create(const Window *window)
.oldSwapchain = m_Swapchain,
};
vk::Device device = m_Device->m_Device;
vk::SwapchainKHR swapchain;
vk::Result result = m_Device->m_Device.createSwapchainKHR(&swapchainCreateInfo, nullptr, &swapchain);
vk::Result result = device.createSwapchainKHR(&swapchainCreateInfo, nullptr, &swapchain);
ERROR_IF(Failed(result), "Swapchain {} creation failed. Cause {}", m_Name, result)
THEN_ABORT(result)
ELSE_DEBUG("Created Swapchain '{}'", m_Name);
// Irrelevant on the first run. Required for re-creation.
Cleanup();
m_Swapchain = swapchain;
m_Device->SetName(m_Swapchain, m_Name.data());
result = device.getSwapchainImagesKHR(m_Swapchain, &swapchainImageCount, nullptr);
ERROR_IF(Failed(result), "Failed getting swapchain {}'s images. Cause {}", m_Name, result)
THEN_ABORT(result);
// Managed by the Swapchain.
m_Images.resize(swapchainImageCount);
result = device.getSwapchainImagesKHR(m_Swapchain, &swapchainImageCount, m_Images.data());
ERROR_IF(Failed(result), "Failed getting swapchain {}'s images. Cause {}", m_Name, result)
THEN_ABORT(result);
vk::ImageViewCreateInfo viewCreateInfo = {
.viewType = vk::ImageViewType::e2D,
.format = m_Format,
.components = {.r = vk::ComponentSwizzle::eIdentity,
.g = vk::ComponentSwizzle::eIdentity,
.b = vk::ComponentSwizzle::eIdentity,
.a = vk::ComponentSwizzle::eIdentity},
.subresourceRange = {.aspectMask = vk::ImageAspectFlagBits::eColor,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1},
};
u32 index = 0;
for (auto image : m_Images)
{
viewCreateInfo.image = image;
vk::ImageView imageView;
result = device.createImageView(&viewCreateInfo, nullptr, &imageView);
ERROR_IF(Failed(result), "Failed creating swapchain {}'s image view [{}]. Cause {}", m_Name, index, result)
THEN_ABORT(result);
m_ImageViews.push_back(imageView);
++index;
}
DEBUG("Swapchain {} Image Views created.", m_Name);
}
void
Swapchain::Cleanup()
{
if (!m_ImageViews.empty()) // Don't want the condition in the logs.
DEBUG("Swapchain {} Image Views destroyed.", m_Name);
for (const auto imageView : m_ImageViews)
{
m_Device->m_Device.destroy(imageView, nullptr);
}
m_ImageViews.clear();
if (m_Swapchain)
{
m_Device->m_Device.destroy(m_Swapchain, nullptr);
m_Swapchain = nullptr;
DEBUG("Swapchain '{}' destroyed.", m_Name);
}
}

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@ -7,6 +7,8 @@
#include "global.h"
#include <EASTL/fixed_vector.h>
struct PhysicalDevice;
struct Window;
struct Device;
@ -16,8 +18,15 @@ struct Swapchain final
const Device *m_Device;
vk::SwapchainKHR m_Swapchain;
NameString m_Name;
vk::Extent2D m_Extent;
vk::Format m_Format;
eastl::fixed_vector<vk::Image, 4> m_Images;
eastl::fixed_vector<vk::ImageView, 4> m_ImageViews;
Swapchain(const Window *window, const Device *device, NameString &&name);
~Swapchain();
void Create(const Window *window);
private:
void Cleanup();
};

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@ -2,7 +2,10 @@
cmake_minimum_required(VERSION 3.13)
add_executable(aster_exe "aster.cpp")
add_dependencies(aster_exe aster_core)
add_executable(triangle "triangle.cpp")
add_dependencies(triangle aster_core)
target_link_libraries(aster_exe PRIVATE aster_core)
add_shader(triangle shader/triangle.vs.hlsl)
add_shader(triangle shader/white.frag.glsl)
target_link_libraries(triangle PRIVATE aster_core)

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@ -1,90 +0,0 @@
#include "aster/constants.h"
#include "aster/context.h"
#include "aster/device.h"
#include "aster/glfw_context.h"
#include "aster/physical_device.h"
#include "aster/window.h"
#include "aster/global.h"
#include "aster/swapchain.h"
constexpr QueueSupportFlags REQUIRED_QUEUE_SUPPORT = QueueSupportFlags{} | QueueSupportFlagBits::eGraphics |
QueueSupportFlagBits::eCompute | QueueSupportFlagBits::ePresent |
QueueSupportFlagBits::eTransfer;
[[nodiscard]] bool
IsSuitableDevice(const PhysicalDevice *physicalDevice)
{
const bool hasAllRequiredQueues =
std::ranges::any_of(physicalDevice->m_QueueFamilies, [](const auto &queueFamilyProp) {
return (queueFamilyProp.m_Support & REQUIRED_QUEUE_SUPPORT) == REQUIRED_QUEUE_SUPPORT;
});
const bool isNotCpu = physicalDevice->m_DeviceProperties.deviceType != vk::PhysicalDeviceType::eCpu;
const bool hasPresentMode = !physicalDevice->m_PresentModes.empty();
const bool hasSurfaceFormat = !physicalDevice->m_SurfaceFormats.empty();
return hasSurfaceFormat && hasPresentMode && isNotCpu && hasAllRequiredQueues;
}
PhysicalDevice
FindSuitableDevice(const PhysicalDevices &physicalDevices)
{
for (auto &physicalDevice : physicalDevices)
{
if (IsSuitableDevice(&physicalDevice))
{
return physicalDevice;
}
}
ERROR("No suitable GPU available on the system.")
THEN_ABORT(vk::Result::eErrorUnknown);
}
QueueAllocation
FindAppropriateQueueAllocation(const PhysicalDevice *physicalDevice)
{
for (auto &queueFamilyInfo : physicalDevice->m_QueueFamilies)
{
if ((queueFamilyInfo.m_Support & REQUIRED_QUEUE_SUPPORT) == REQUIRED_QUEUE_SUPPORT)
{
return {
.m_Family = queueFamilyInfo.m_Index,
.m_Count = queueFamilyInfo.m_Count,
};
}
}
ERROR("No suitable queue family on the GPU.")
THEN_ABORT(vk::Result::eErrorUnknown);
}
int
main(int, char **)
{
MIN_LOG_LEVEL(Logger::LogType::eDebug);
GlfwContext glfwContext = {};
Context context = {"Aster", VERSION};
Window window = {"Aster1", &context, {640, 480}};
PhysicalDevices physicalDevices = {&window, &context};
PhysicalDevice deviceToUse = FindSuitableDevice(physicalDevices);
INFO("Using {} as the primary device.", deviceToUse.m_DeviceProperties.deviceName.data());
vk::PhysicalDeviceFeatures features = {};
QueueAllocation queueAllocation = FindAppropriateQueueAllocation(&deviceToUse);
Device device = {&context, &deviceToUse, &features, {queueAllocation}, "Primary Device"};
Swapchain swapchain = {&window, &device, "Primary Chain"};
while (window.Poll())
{
}
return 0;
}

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@ -0,0 +1,28 @@
struct VSIn {
int idx : SV_VERTEXID;
};
struct VSOut
{
float4 Pos : SV_POSITION;
[[vk::location(0)]] float3 Color : COLOR0;
};
VSOut main(VSIn input) {
float3 points[] = {
float3(-0.5f, -0.5f, 0.0f),
float3(0.5f, -0.5f, 0.0f),
float3(0.0f, 0.5f, 0.0f)
};
float3 colors[] = {
float3( 1.0f, 0.0f, 0.0f ),
float3( 0.0f, 1.0f, 0.0f ),
float3( 0.0f, 0.0f, 1.0f ),
};
VSOut output;
output.Pos = float4(points[input.idx], 1.0f);
output.Color = colors[input.idx];
return output;
}

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@ -0,0 +1,9 @@
#version 450
#pragma shader_stage(fragment)
layout (location = 0) in vec3 inColor;
layout (location = 0) out vec4 outColor;
void main() {
outColor = vec4(inColor, 1.0);
}

521
triangle/triangle.cpp Normal file
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@ -0,0 +1,521 @@
#include "aster/constants.h"
#include "aster/context.h"
#include "aster/device.h"
#include "aster/glfw_context.h"
#include "aster/physical_device.h"
#include "aster/window.h"
#include "aster/global.h"
#include "aster/swapchain.h"
#include <EASTL/array.h>
#include <EASTL/optional.h>
constexpr u32 MAX_FRAMES_IN_FLIGHT = 3;
bool IsSuitableDevice(const PhysicalDevice *physicalDevice);
PhysicalDevice FindSuitableDevice(const PhysicalDevices &physicalDevices);
QueueAllocation FindAppropriateQueueAllocation(const PhysicalDevice *physicalDevice);
eastl::optional<eastl::vector<u32>> ReadFile(cstr fileName);
vk::ShaderModule CreateShader(const Device *device, cstr shaderFile);
struct Frame
{
const Device *m_Device;
vk::CommandPool m_Pool;
vk::Fence m_FrameAvailableFence;
vk::Semaphore m_ImageAcquireSem;
vk::Semaphore m_RenderFinishSem;
Frame(const Device *device, u32 queueFamilyIndex, u32 frameCount);
~Frame();
[[nodiscard]] vk::CommandBuffer AllocateCommandBuffer() const;
};
struct Shader
{
vk::ShaderModule m_ShaderModule;
vk::ShaderStageFlags m_Stage;
};
int
main(int, char **)
{
MIN_LOG_LEVEL(Logger::LogType::eVerbose);
GlfwContext glfwContext = {};
Context context = {"Aster", VERSION};
Window window = {"Aster1", &context, {640, 480}};
PhysicalDevices physicalDevices = {&window, &context};
PhysicalDevice deviceToUse = FindSuitableDevice(physicalDevices);
INFO("Using {} as the primary device.", deviceToUse.m_DeviceProperties.deviceName.data());
Features enabledDeviceFeatures = {.m_Vulkan13Features = {.dynamicRendering = vk::True}};
QueueAllocation queueAllocation = FindAppropriateQueueAllocation(&deviceToUse);
Device device = {&context, &deviceToUse, &enabledDeviceFeatures, {queueAllocation}, "Primary Device"};
vk::Queue commandQueue = device.GetQueue(queueAllocation.m_Family, 1);
Swapchain swapchain = {&window, &device, "Primary Chain"};
auto vertexShaderModule = CreateShader(&device, "shader/triangle.vs.hlsl.spv");
auto fragmentShaderModule = CreateShader(&device, "shader/white.frag.glsl.spv");
eastl::array<vk::PipelineShaderStageCreateInfo, 2> shaderStages = {{
{
.stage = vk::ShaderStageFlagBits::eVertex,
.module = vertexShaderModule,
.pName = "main",
},
{
.stage = vk::ShaderStageFlagBits::eFragment,
.module = fragmentShaderModule,
.pName = "main",
},
}};
vk::PipelineLayoutCreateInfo pipelineLayoutCreateInfo = {
.setLayoutCount = 0,
.pSetLayouts = nullptr,
.pushConstantRangeCount = 0,
.pPushConstantRanges = nullptr,
};
vk::PipelineLayout pipelineLayout;
vk::Result result = device.m_Device.createPipelineLayout(&pipelineLayoutCreateInfo, nullptr, &pipelineLayout);
ERROR_IF(Failed(result), "Could not create a pipeline layout. Cause: {}", result) THEN_ABORT(result);
device.SetName(pipelineLayout, "Triangle Layout");
vk::PipelineVertexInputStateCreateInfo vertexInputStateCreateInfo = {
.vertexBindingDescriptionCount = 0,
.pVertexBindingDescriptions = nullptr,
.vertexAttributeDescriptionCount = 0,
.pVertexAttributeDescriptions = nullptr,
};
vk::PipelineInputAssemblyStateCreateInfo inputAssemblyStateCreateInfo = {
.topology = vk::PrimitiveTopology::eTriangleList,
.primitiveRestartEnable = vk::False,
};
vk::PipelineViewportStateCreateInfo viewportStateCreateInfo = {
.viewportCount = 1,
.scissorCount = 1,
};
vk::PipelineRasterizationStateCreateInfo rasterizationStateCreateInfo = {
.depthClampEnable = vk::False,
.rasterizerDiscardEnable = vk::False,
.polygonMode = vk::PolygonMode::eFill,
.cullMode = vk::CullModeFlagBits::eNone,
.frontFace = vk::FrontFace::eCounterClockwise,
.depthBiasEnable = vk::False,
.lineWidth = 1.0,
};
vk::PipelineMultisampleStateCreateInfo multisampleStateCreateInfo = {
.rasterizationSamples = vk::SampleCountFlagBits::e1,
.sampleShadingEnable = vk::False,
};
vk::PipelineDepthStencilStateCreateInfo depthStencilStateCreateInfo = {
.depthTestEnable = vk::False,
.depthWriteEnable = vk::False,
};
vk::PipelineColorBlendAttachmentState colorBlendAttachmentState = {
.blendEnable = vk::False,
.srcColorBlendFactor = vk::BlendFactor::eSrcColor,
.dstColorBlendFactor = vk::BlendFactor::eOneMinusSrcColor,
.colorBlendOp = vk::BlendOp::eAdd,
.srcAlphaBlendFactor = vk::BlendFactor::eSrcAlpha,
.dstAlphaBlendFactor = vk::BlendFactor::eOneMinusSrcAlpha,
.alphaBlendOp = vk::BlendOp::eAdd,
.colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG |
vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA,
};
vk::PipelineColorBlendStateCreateInfo colorBlendStateCreateInfo = {
.logicOpEnable = vk::False,
.attachmentCount = 1,
.pAttachments = &colorBlendAttachmentState,
};
eastl::array dynamicStates = {
vk::DynamicState::eScissor,
vk::DynamicState::eViewport,
};
vk::PipelineDynamicStateCreateInfo dynamicStateCreateInfo = {
.dynamicStateCount = Cast<u32>(dynamicStates.size()),
.pDynamicStates = dynamicStates.data(),
};
vk::PipelineRenderingCreateInfo renderingCreateInfo = {
.viewMask = 0,
.colorAttachmentCount = 1,
.pColorAttachmentFormats = &swapchain.m_Format,
};
vk::GraphicsPipelineCreateInfo pipelineCreateInfo = {
.pNext = &renderingCreateInfo,
.stageCount = Cast<u32>(shaderStages.size()),
.pStages = shaderStages.data(),
.pVertexInputState = &vertexInputStateCreateInfo,
.pInputAssemblyState = &inputAssemblyStateCreateInfo,
.pViewportState = &viewportStateCreateInfo,
.pRasterizationState = &rasterizationStateCreateInfo,
.pMultisampleState = &multisampleStateCreateInfo,
.pDepthStencilState = &depthStencilStateCreateInfo,
.pColorBlendState = &colorBlendStateCreateInfo,
.pDynamicState = &dynamicStateCreateInfo,
.layout = pipelineLayout,
};
vk::Pipeline pipeline;
result = device.m_Device.createGraphicsPipelines(nullptr, 1, &pipelineCreateInfo, nullptr, &pipeline);
ERROR_IF(Failed(result), "Could not create a graphics pipeline. Cause: {}", result) THEN_ABORT(result);
device.SetName(pipelineLayout, "Triangle Pipeline");
// Frames
eastl::fixed_vector<Frame, MAX_FRAMES_IN_FLIGHT> frames;
for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i)
{
frames.emplace_back(&device, queueAllocation.m_Family, i);
}
vk::Viewport viewport = {
.x = 0,
.y = Cast<f32>(swapchain.m_Extent.height),
.width = Cast<f32>(swapchain.m_Extent.width),
.height = -Cast<f32>(swapchain.m_Extent.height),
.minDepth = 0.0,
.maxDepth = 1.0,
};
vk::Rect2D scissor = {
.offset = {0, 0},
.extent = swapchain.m_Extent,
};
u32 frameIndex = 0;
while (window.Poll())
{
Frame *currentFrame = &frames[frameIndex];
result = device.m_Device.waitForFences(1, &currentFrame->m_FrameAvailableFence, vk::True, MaxValue<u64>);
ERROR_IF(Failed(result), "Waiting for fence {} failed. Cause: {}", frameIndex, result)
THEN_ABORT(result);
u32 imageIndex;
result = device.m_Device.acquireNextImageKHR(swapchain.m_Swapchain, MaxValue<u64>,
currentFrame->m_ImageAcquireSem, nullptr, &imageIndex);
if (Failed(result))
{
switch (result)
{
case vk::Result::eErrorOutOfDateKHR:
case vk::Result::eSuboptimalKHR:
INFO("Recreating Swapchain. Cause: {}", result);
swapchain.Create(&window);
viewport.y = Cast<f32>(swapchain.m_Extent.height);
viewport.width = Cast<f32>(swapchain.m_Extent.width);
viewport.height = -Cast<f32>(swapchain.m_Extent.height);
scissor.extent = swapchain.m_Extent;
break;
default:
ERROR("Waiting for swapchain image {} failed. Cause: {}", frameIndex, result)
THEN_ABORT(result);
}
}
result = device.m_Device.resetFences(1, &currentFrame->m_FrameAvailableFence);
ERROR_IF(Failed(result), "Fence {} reset failed. Cause: {}", frameIndex, result)
THEN_ABORT(result);
result = device.m_Device.resetCommandPool(currentFrame->m_Pool, {});
ERROR_IF(Failed(result), "Command pool {} reset failed. Cause: {}", frameIndex, result)
THEN_ABORT(result);
vk::ImageView currentImageView = swapchain.m_ImageViews[imageIndex];
vk::Image currentImage = swapchain.m_Images[imageIndex];
vk::CommandBuffer cmd = currentFrame->AllocateCommandBuffer();
vk::ImageMemoryBarrier topOfThePipeBarrier = {
.oldLayout = vk::ImageLayout::eUndefined,
.newLayout = vk::ImageLayout::eColorAttachmentOptimal,
.srcQueueFamilyIndex = queueAllocation.m_Family,
.dstQueueFamilyIndex = queueAllocation.m_Family,
.image = currentImage,
.subresourceRange =
{
.aspectMask = vk::ImageAspectFlagBits::eColor,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
vk::ImageMemoryBarrier renderToPresentBarrier = {
.oldLayout = vk::ImageLayout::eColorAttachmentOptimal,
.newLayout = vk::ImageLayout::ePresentSrcKHR,
.srcQueueFamilyIndex = queueAllocation.m_Family,
.dstQueueFamilyIndex = queueAllocation.m_Family,
.image = currentImage,
.subresourceRange =
{
.aspectMask = vk::ImageAspectFlagBits::eColor,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
vk::CommandBufferBeginInfo beginInfo = {.flags = vk::CommandBufferUsageFlagBits::eOneTimeSubmit};
result = cmd.begin(&beginInfo);
ERROR_IF(Failed(result), "Command buffer begin failed. Cause: {}", result)
THEN_ABORT(result);
cmd.pipelineBarrier(vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eColorAttachmentOutput,
{}, 0, nullptr, 0, nullptr, 1, &topOfThePipeBarrier);
// Render
vk::RenderingAttachmentInfo attachmentInfo = {
.imageView = currentImageView,
.imageLayout = vk::ImageLayout::eColorAttachmentOptimal,
.resolveMode = vk::ResolveModeFlagBits::eNone,
.loadOp = vk::AttachmentLoadOp::eClear,
.storeOp = vk::AttachmentStoreOp::eStore,
.clearValue = vk::ClearColorValue{0.0f, 0.0f, 0.0f, 1.0f},
};
vk::RenderingInfo renderingInfo = {
.renderArea = {.extent = swapchain.m_Extent},
.layerCount = 1,
.colorAttachmentCount = 1,
.pColorAttachments = &attachmentInfo,
};
cmd.beginRendering(&renderingInfo);
cmd.setViewport(0, 1, &viewport);
cmd.setScissor(0, 1, &scissor);
cmd.bindPipeline(vk::PipelineBindPoint::eGraphics, pipeline);
cmd.draw(3, 1, 0, 0);
cmd.endRendering();
cmd.pipelineBarrier(vk::PipelineStageFlagBits::eColorAttachmentOutput, vk::PipelineStageFlagBits::eBottomOfPipe,
{}, 0, nullptr, 0, nullptr, 1, &renderToPresentBarrier);
result = cmd.end();
ERROR_IF(Failed(result), "Command buffer end failed. Cause: {}", result)
THEN_ABORT(result);
vk::PipelineStageFlags waitDstStage = vk::PipelineStageFlagBits::eColorAttachmentOutput;
vk::SubmitInfo submitInfo = {
.waitSemaphoreCount = 1,
.pWaitSemaphores = &currentFrame->m_ImageAcquireSem,
.pWaitDstStageMask = &waitDstStage,
.commandBufferCount = 1,
.pCommandBuffers = &cmd,
.signalSemaphoreCount = 1,
.pSignalSemaphores = &currentFrame->m_RenderFinishSem,
};
result = commandQueue.submit(1, &submitInfo, currentFrame->m_FrameAvailableFence);
ERROR_IF(Failed(result), "Command queue submit failed. Cause: {}", result)
THEN_ABORT(result);
vk::PresentInfoKHR presentInfo = {
.waitSemaphoreCount = 1,
.pWaitSemaphores = &currentFrame->m_RenderFinishSem,
.swapchainCount = 1,
.pSwapchains = &swapchain.m_Swapchain,
.pImageIndices = &imageIndex,
.pResults = nullptr,
};
result = commandQueue.presentKHR(&presentInfo);
if (Failed(result))
{
switch (result)
{
case vk::Result::eErrorOutOfDateKHR:
case vk::Result::eSuboptimalKHR:
INFO("Recreating Swapchain. Cause: {}", result);
swapchain.Create(&window);
viewport.y = Cast<f32>(swapchain.m_Extent.height);
viewport.width = Cast<f32>(swapchain.m_Extent.width);
viewport.height = -Cast<f32>(swapchain.m_Extent.height);
scissor.extent = swapchain.m_Extent;
break;
default:
ERROR("Command queue present failed. Cause: {}", result)
THEN_ABORT(result);
}
}
frameIndex = (frameIndex + 1) % MAX_FRAMES_IN_FLIGHT;
}
result = device.m_Device.waitIdle();
ERROR_IF(Failed(result), "Wait idle failed. Cause: {}", result);
device.m_Device.destroy(pipeline, nullptr);
device.m_Device.destroy(pipelineLayout, nullptr);
device.m_Device.destroy(vertexShaderModule, nullptr);
device.m_Device.destroy(fragmentShaderModule, nullptr);
return 0;
}
constexpr QueueSupportFlags REQUIRED_QUEUE_SUPPORT = QueueSupportFlags{} | QueueSupportFlagBits::eGraphics |
QueueSupportFlagBits::eCompute | QueueSupportFlagBits::ePresent |
QueueSupportFlagBits::eTransfer;
PhysicalDevice
FindSuitableDevice(const PhysicalDevices &physicalDevices)
{
for (auto &physicalDevice : physicalDevices)
{
if (IsSuitableDevice(&physicalDevice))
{
return physicalDevice;
}
}
ERROR("No suitable GPU available on the system.")
THEN_ABORT(vk::Result::eErrorUnknown);
}
QueueAllocation
FindAppropriateQueueAllocation(const PhysicalDevice *physicalDevice)
{
for (auto &queueFamilyInfo : physicalDevice->m_QueueFamilies)
{
if ((queueFamilyInfo.m_Support & REQUIRED_QUEUE_SUPPORT) == REQUIRED_QUEUE_SUPPORT)
{
return {
.m_Family = queueFamilyInfo.m_Index,
.m_Count = queueFamilyInfo.m_Count,
};
}
}
ERROR("No suitable queue family on the GPU.")
THEN_ABORT(vk::Result::eErrorUnknown);
}
eastl::optional<eastl::vector<u32>>
ReadFile(cstr fileName)
{
FILE *filePtr = fopen(fileName, "rb");
if (!filePtr)
{
ERROR("Invalid read of {}", fileName);
return eastl::nullopt;
}
eastl::vector<u32> outputVec;
eastl::array<u32, 1024> buffer{};
usize totalRead = 0;
usize readCount;
do
{
readCount = fread(buffer.data(), sizeof(u32), buffer.size(), filePtr);
const auto nextSize = totalRead + readCount;
outputVec.resize(nextSize);
memcpy(outputVec.data() + totalRead, buffer.data(), readCount * sizeof *buffer.data());
totalRead = nextSize;
} while (readCount == 1024);
return outputVec;
}
Frame::Frame(const Device *device, const u32 queueFamilyIndex, const u32 frameCount)
{
m_Device = device;
const vk::CommandPoolCreateInfo commandPoolCreateInfo = {
.flags = vk::CommandPoolCreateFlagBits::eTransient,
.queueFamilyIndex = queueFamilyIndex,
};
vk::Result result = device->m_Device.createCommandPool(&commandPoolCreateInfo, nullptr, &m_Pool);
ERROR_IF(Failed(result), "Could not command pool for frame {}. Cause: {}", frameCount, result)
THEN_ABORT(result);
constexpr vk::FenceCreateInfo fenceCreateInfo = {.flags = vk::FenceCreateFlagBits::eSignaled};
result = device->m_Device.createFence(&fenceCreateInfo, nullptr, &m_FrameAvailableFence);
ERROR_IF(Failed(result), "Could not create a fence for frame {}. Cause: {}", frameCount, result)
THEN_ABORT(result);
constexpr vk::SemaphoreCreateInfo semaphoreCreateInfo = {};
result = device->m_Device.createSemaphore(&semaphoreCreateInfo, nullptr, &m_ImageAcquireSem);
ERROR_IF(Failed(result), "Could not create IA semaphore for frame {}. Cause: {}", frameCount, result)
THEN_ABORT(result);
result = device->m_Device.createSemaphore(&semaphoreCreateInfo, nullptr, &m_RenderFinishSem);
ERROR_IF(Failed(result), "Could not create RF semaphore for frame {}. Cause: {}", frameCount, result)
THEN_ABORT(result);
DEBUG("Frame {} created successfully.", frameCount);
}
vk::CommandBuffer
Frame::AllocateCommandBuffer() const
{
const vk::CommandBufferAllocateInfo allocateInfo = {
.commandPool = m_Pool, .level = vk::CommandBufferLevel::ePrimary, .commandBufferCount = 1};
vk::CommandBuffer commandBuffer;
vk::Result result = m_Device->m_Device.allocateCommandBuffers(&allocateInfo, &commandBuffer);
ERROR_IF(Failed(result), "Command buffer allocation failed. Cause: {}", result)
THEN_ABORT(result);
return commandBuffer;
}
vk::ShaderModule
CreateShader(const Device *device, cstr shaderFile)
{
eastl::vector<u32> shaderCode;
if (auto res = ReadFile(shaderFile))
{
shaderCode = res.value();
}
else
{
ERROR("Could not open {}.", shaderFile) THEN_ABORT(-1);
}
const vk::ShaderModuleCreateInfo shaderModuleCreateInfo = {
.codeSize = shaderCode.size() * sizeof(u32),
.pCode = shaderCode.data(),
};
vk::ShaderModule shaderModule;
vk::Result result = device->m_Device.createShaderModule(&shaderModuleCreateInfo, nullptr, &shaderModule);
ERROR_IF(Failed(result), "Shader {} could not be created. Cause: {}", shaderFile, result)
THEN_ABORT(result);
return shaderModule;
}
Frame::~Frame()
{
m_Device->m_Device.destroy(m_RenderFinishSem, nullptr);
m_Device->m_Device.destroy(m_ImageAcquireSem, nullptr);
m_Device->m_Device.destroy(m_FrameAvailableFence, nullptr);
m_Device->m_Device.destroy(m_Pool, nullptr);
DEBUG("Destoryed Frame");
}
bool
IsSuitableDevice(const PhysicalDevice *physicalDevice)
{
const bool hasAllRequiredQueues =
std::ranges::any_of(physicalDevice->m_QueueFamilies, [](const auto &queueFamilyProp) {
return (queueFamilyProp.m_Support & REQUIRED_QUEUE_SUPPORT) == REQUIRED_QUEUE_SUPPORT;
});
const bool isNotCpu = physicalDevice->m_DeviceProperties.deviceType != vk::PhysicalDeviceType::eCpu;
const bool hasPresentMode = !physicalDevice->m_PresentModes.empty();
const bool hasSurfaceFormat = !physicalDevice->m_SurfaceFormats.empty();
return hasSurfaceFormat && hasPresentMode && isNotCpu && hasAllRequiredQueues;
}