Files
hk21/hk21/game/gpu.cpp
2025-03-04 00:07:36 +01:00

726 lines
29 KiB
C++

// Copyright 2025 Steven Le Rouzic
//
// SPDX-License-Identifier: BSD-3-Clause
#include "hk21/game/gpu.hpp"
#include <asl/containers/buffer.hpp>
#include <asl/containers/intrusive_list.hpp>
#include <asl/formatting/format.hpp>
#include <asl/types/option.hpp>
#include <asl/logging/logging.hpp>
#include <SDL3/SDL_vulkan.h>
#include "hk21/vulkan_loader/api.hpp"
#define VK_ALLOCATOR nullptr
[[maybe_unused]] static void AslFormat(asl::Formatter& formatter, VkResult res)
{
switch (res) // NOLINT
{
case VK_SUCCESS: formatter.write("VK_SUCCESS"); break;
case VK_NOT_READY: formatter.write("VK_NOT_READY"); break;
case VK_TIMEOUT: formatter.write("VK_TIMEOUT"); break;
case VK_EVENT_SET: formatter.write("VK_EVENT_SET"); break;
case VK_EVENT_RESET: formatter.write("VK_EVENT_RESET"); break;
case VK_INCOMPLETE: formatter.write("VK_INCOMPLETE"); break;
case VK_ERROR_OUT_OF_HOST_MEMORY: formatter.write("VK_ERROR_OUT_OF_HOST_MEMORY"); break;
case VK_ERROR_OUT_OF_DEVICE_MEMORY: formatter.write("VK_ERROR_OUT_OF_DEVICE_MEMORY"); break;
case VK_ERROR_INITIALIZATION_FAILED: formatter.write("VK_ERROR_INITIALIZATION_FAILED"); break;
case VK_ERROR_DEVICE_LOST: formatter.write("VK_ERROR_DEVICE_LOST"); break;
case VK_ERROR_MEMORY_MAP_FAILED: formatter.write("VK_ERROR_MEMORY_MAP_FAILED"); break;
case VK_ERROR_LAYER_NOT_PRESENT: formatter.write("VK_ERROR_LAYER_NOT_PRESENT"); break;
case VK_ERROR_EXTENSION_NOT_PRESENT: formatter.write("VK_ERROR_EXTENSION_NOT_PRESENT"); break;
case VK_ERROR_FEATURE_NOT_PRESENT: formatter.write("VK_ERROR_FEATURE_NOT_PRESENT"); break;
case VK_ERROR_INCOMPATIBLE_DRIVER: formatter.write("VK_ERROR_INCOMPATIBLE_DRIVER"); break;
case VK_ERROR_TOO_MANY_OBJECTS: formatter.write("VK_ERROR_TOO_MANY_OBJECTS"); break;
case VK_ERROR_FORMAT_NOT_SUPPORTED: formatter.write("VK_ERROR_FORMAT_NOT_SUPPORTED"); break;
case VK_ERROR_FRAGMENTED_POOL: formatter.write("VK_ERROR_FRAGMENTED_POOL"); break;
case VK_ERROR_UNKNOWN: formatter.write("VK_ERROR_UNKNOWN"); break;
case VK_ERROR_OUT_OF_POOL_MEMORY: formatter.write("VK_ERROR_OUT_OF_POOL_MEMORY"); break;
case VK_ERROR_INVALID_EXTERNAL_HANDLE: formatter.write("VK_ERROR_INVALID_EXTERNAL_HANDLE"); break;
case VK_ERROR_FRAGMENTATION: formatter.write("VK_ERROR_FRAGMENTATION"); break;
case VK_ERROR_INVALID_OPAQUE_CAPTURE_ADDRESS: formatter.write("VK_ERROR_INVALID_OPAQUE_CAPTURE_ADDRESS"); break;
case VK_PIPELINE_COMPILE_REQUIRED: formatter.write("VK_PIPELINE_COMPILE_REQUIRED"); break;
case VK_ERROR_NOT_PERMITTED: formatter.write("VK_ERROR_NOT_PERMITTED"); break;
case VK_ERROR_SURFACE_LOST_KHR: formatter.write("VK_ERROR_SURFACE_LOST_KHR"); break;
case VK_ERROR_NATIVE_WINDOW_IN_USE_KHR: formatter.write("VK_ERROR_NATIVE_WINDOW_IN_USE_KHR"); break;
case VK_SUBOPTIMAL_KHR: formatter.write("VK_SUBOPTIMAL_KHR"); break;
case VK_ERROR_OUT_OF_DATE_KHR: formatter.write("VK_ERROR_OUT_OF_DATE_KHR"); break;
case VK_ERROR_INCOMPATIBLE_DISPLAY_KHR: formatter.write("VK_ERROR_INCOMPATIBLE_DISPLAY_KHR"); break;
case VK_ERROR_VALIDATION_FAILED_EXT: formatter.write("VK_ERROR_VALIDATION_FAILED_EXT"); break;
case VK_ERROR_INVALID_SHADER_NV: formatter.write("VK_ERROR_INVALID_SHADER_NV"); break;
case VK_ERROR_IMAGE_USAGE_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_IMAGE_USAGE_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_VIDEO_PICTURE_LAYOUT_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_VIDEO_PICTURE_LAYOUT_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_VIDEO_PROFILE_OPERATION_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_VIDEO_PROFILE_OPERATION_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_VIDEO_PROFILE_FORMAT_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_VIDEO_PROFILE_FORMAT_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_VIDEO_PROFILE_CODEC_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_VIDEO_STD_VERSION_NOT_SUPPORTED_KHR: formatter.write("VK_ERROR_VIDEO_STD_VERSION_NOT_SUPPORTED_KHR"); break;
case VK_ERROR_INVALID_DRM_FORMAT_MODIFIER_PLANE_LAYOUT_EXT: formatter.write("VK_ERROR_INVALID_DRM_FORMAT_MODIFIER_PLANE_LAYOUT_EXT"); break;
case VK_ERROR_FULL_SCREEN_EXCLUSIVE_MODE_LOST_EXT: formatter.write("VK_ERROR_FULL_SCREEN_EXCLUSIVE_MODE_LOST_EXT"); break;
case VK_THREAD_IDLE_KHR: formatter.write("VK_THREAD_IDLE_KHR"); break;
case VK_THREAD_DONE_KHR: formatter.write("VK_THREAD_DONE_KHR"); break;
case VK_OPERATION_DEFERRED_KHR: formatter.write("VK_OPERATION_DEFERRED_KHR"); break;
case VK_OPERATION_NOT_DEFERRED_KHR: formatter.write("VK_OPERATION_NOT_DEFERRED_KHR"); break;
case VK_ERROR_INVALID_VIDEO_STD_PARAMETERS_KHR: formatter.write("VK_ERROR_INVALID_VIDEO_STD_PARAMETERS_KHR"); break;
case VK_ERROR_COMPRESSION_EXHAUSTED_EXT: formatter.write("VK_ERROR_COMPRESSION_EXHAUSTED_EXT"); break;
case VK_INCOMPATIBLE_SHADER_BINARY_EXT: formatter.write("VK_INCOMPATIBLE_SHADER_BINARY_EXT"); break;
case VK_PIPELINE_BINARY_MISSING_KHR: formatter.write("VK_PIPELINE_BINARY_MISSING_KHR"); break;
case VK_ERROR_NOT_ENOUGH_SPACE_KHR: formatter.write("VK_ERROR_NOT_ENOUGH_SPACE_KHR"); break;
default: formatter.write("Unknown Vulkan error"); break;
}
}
namespace gpu
{
static uint32_t kTargetVersionMajor = 1;
static uint32_t kTargetVersionMinor = 3;
static uint32_t kTargetVersion = VK_MAKE_API_VERSION(0, kTargetVersionMajor, kTargetVersionMinor, 0); // NOLINT
static asl::status_or<VkInstance> create_instance()
{
asl::buffer<const char*> instance_extensions;
asl::buffer<const char*> layers;
{
uint32_t count = 0;
const char* const* extensions = SDL_Vulkan_GetInstanceExtensions(&count);
for (uint32_t i = 0; i < count; ++i)
{
instance_extensions.push(extensions[i]); // NOLINT(*-pointer-arithmetic)
}
}
layers.push("VK_LAYER_KHRONOS_validation");
layers.push("VK_LAYER_LUNARG_monitor");
instance_extensions.push(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
auto vkGetInstanceProcAddr = asl::bit_cast<PFN_vkGetInstanceProcAddr>(SDL_Vulkan_GetVkGetInstanceProcAddr());
auto status = vulkan_loader::load_global(vkGetInstanceProcAddr);
ASL_TRY(status);
uint32_t version{};
vkEnumerateInstanceVersion(&version);
uint32_t vk_major = VK_API_VERSION_MAJOR(version); // NOLINT
uint32_t vk_minor = VK_API_VERSION_MINOR(version); // NOLINT
if (vk_major != kTargetVersionMajor || vk_minor < kTargetVersionMinor)
{
return asl::runtime_error("Incompatible Vulkan version: {}.{}", vk_major, vk_minor);
}
VkApplicationInfo app_info{
.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO,
.pNext = nullptr,
.pApplicationName = "HK-21",
.applicationVersion = 0,
.pEngineName = "Custom",
.engineVersion = 0,
.apiVersion = kTargetVersion,
};
VkInstanceCreateInfo instance_create_info{
.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.pApplicationInfo = &app_info,
.enabledLayerCount = static_cast<uint32_t>(layers.size()),
.ppEnabledLayerNames = layers.data(),
.enabledExtensionCount = static_cast<uint32_t>(instance_extensions.size()),
.ppEnabledExtensionNames = instance_extensions.data(),
};
VkInstance instance{};
VkResult res = vkCreateInstance(&instance_create_info, VK_ALLOCATOR, &instance);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't create Vulkan instance: {}", res);
}
status = vulkan_loader::load_instance(vkGetInstanceProcAddr, instance);
ASL_TRY(status);
ASL_LOG_INFO("Vulkan instance created");
return instance;
}
static asl::status_or<VkSurfaceKHR> create_surface(SDL_Window* window, VkInstance instance)
{
VkSurfaceKHR surface{};
if (!SDL_Vulkan_CreateSurface(window, instance, VK_ALLOCATOR, &surface))
{
return asl::runtime_error("Couldn't create Vulkan surface");
}
return surface;
}
struct PhysicalDeviceInfo
{
VkPhysicalDevice physical_device;
uint32_t queue_family_index;
};
static asl::status_or<PhysicalDeviceInfo> find_physical_device(VkInstance instance)
{
uint32_t count{};
asl::buffer<VkPhysicalDevice> physical_devices;
asl::buffer<VkQueueFamilyProperties> queue_family_prps;
vkEnumeratePhysicalDevices(instance, &count, nullptr);
physical_devices.resize_zero(count);
VkResult res = vkEnumeratePhysicalDevices(instance, &count, physical_devices.data());
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't enumerate Vulkan physical devices: {}", res);
}
for (auto* physical_device: physical_devices)
{
VkPhysicalDeviceProperties prps;
vkGetPhysicalDeviceProperties(physical_device, &prps);
auto name = asl::string_view::from_zstr(prps.deviceName);
if (prps.apiVersion < kTargetVersion)
{
ASL_LOG_INFO("Device {}: invalid supported Vulkan API version", name);
continue;
}
uint32_t queue_family_count{};
vkGetPhysicalDeviceQueueFamilyProperties(physical_device, &queue_family_count, nullptr);
queue_family_prps.resize_zero(queue_family_count);
vkGetPhysicalDeviceQueueFamilyProperties(physical_device, &queue_family_count, queue_family_prps.data());
static constexpr VkQueueFlags kWantedQueueFlags = VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT | VK_QUEUE_TRANSFER_BIT;
for (uint32_t queue_family_index = 0; queue_family_index < queue_family_count; ++queue_family_index)
{
if ((queue_family_prps[queue_family_index].queueFlags & kWantedQueueFlags) != kWantedQueueFlags) { continue; }
if (!SDL_Vulkan_GetPresentationSupport(instance, physical_device, queue_family_index)) { continue; }
ASL_LOG_INFO("Chosing device \"{}\" with queue family {}", name, queue_family_index);
return PhysicalDeviceInfo{ physical_device, queue_family_index };
}
ASL_LOG_INFO("Device {}: no valid queue found", name);
}
return asl::runtime_error("Couldn't find a valid Vulkan physical device");
}
static asl::status_or<VkDevice> create_device(VkPhysicalDevice physical_device, uint32_t queue_family_index)
{
asl::buffer<const char*> device_extensions;
device_extensions.push(VK_KHR_SWAPCHAIN_EXTENSION_NAME);
const float queue_priority = 1.0F;
VkDeviceQueueCreateInfo queue_create_info{
.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.queueFamilyIndex = queue_family_index,
.queueCount = 1,
.pQueuePriorities = &queue_priority,
};
VkDeviceCreateInfo create_info{
.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.queueCreateInfoCount = 1,
.pQueueCreateInfos = &queue_create_info,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = static_cast<uint32_t>(device_extensions.size()),
.ppEnabledExtensionNames = device_extensions.data(),
.pEnabledFeatures = nullptr,
};
VkDevice device{};
VkResult res = vkCreateDevice(physical_device, &create_info, VK_ALLOCATOR, &device);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't create Vulkan device: {}", res);
}
ASL_LOG_INFO("Vulkan device created");
auto status = vulkan_loader::load_device(device);
ASL_TRY(status);
return device;
}
struct FrameResources : asl::intrusive_list_node<FrameResources>
{
VkFence complete_fence = VK_NULL_HANDLE;
VkCommandPool command_pool = VK_NULL_HANDLE;
};
class GpuImpl : public Gpu
{
bool m_destroyed{};
VkInstance m_instance;
VkPhysicalDevice m_physical_device;
VkSurfaceKHR m_surface;
uint32_t m_queue_family_index;
VkDevice m_device;
VkQueue m_queue;
asl::option<VkSwapchainKHR> m_swapchain;
asl::buffer<VkImage> m_swapchain_images;
VkSemaphore m_swapchain_image_acquire_semaphore = VK_NULL_HANDLE;
VkSemaphore m_queue_complete_semaphore = VK_NULL_HANDLE;
asl::GlobalHeap m_allocator; // @Todo Make this configurable
asl::IntrusiveList<FrameResources> m_in_flight_frames;
public:
GpuImpl(
VkInstance instance,
VkPhysicalDevice physical_device,
VkSurfaceKHR surface,
uint32_t queue_family_index,
VkDevice device,
VkQueue queue)
: m_instance{instance}
, m_physical_device{physical_device}
, m_surface{surface}
, m_queue_family_index{queue_family_index}
, m_device{device}
, m_queue{queue}
, m_swapchain_image_acquire_semaphore{create_semaphore()}
, m_queue_complete_semaphore{create_semaphore()}
{
}
ASL_DELETE_COPY_MOVE(GpuImpl);
~GpuImpl() override
{
ASL_ASSERT(m_destroyed);
}
void destroy() override
{
ASL_ASSERT(!m_destroyed);
m_destroyed = true;
vkDeviceWaitIdle(m_device);
recycle_resources();
destroy_semaphore(m_swapchain_image_acquire_semaphore);
destroy_semaphore(m_queue_complete_semaphore);
if (m_swapchain.has_value())
{
vkDestroySwapchainKHR(m_device, m_swapchain.value(), VK_ALLOCATOR);
}
vkDestroyDevice(m_device, VK_ALLOCATOR);
vkDestroySurfaceKHR(m_instance, m_surface, VK_ALLOCATOR);
vkDestroyInstance(m_instance, VK_ALLOCATOR);
}
asl::status create_swapchain(uint32_t width, uint32_t height)
{
uint32_t count{};
VkSurfaceCapabilitiesKHR caps{};
VkResult res = vkGetPhysicalDeviceSurfaceCapabilitiesKHR(m_physical_device, m_surface, &caps);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't retrieve Vulkan surface capabitilies: {}", res);
}
asl::buffer<VkSurfaceFormatKHR> formats;
vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical_device, m_surface, &count, nullptr);
formats.resize_zero(count);
res = vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical_device, m_surface, &count, formats.data());
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't retrieve Vulkan surface formats: {}", res);
}
asl::buffer<VkPresentModeKHR> present_modes;
vkGetPhysicalDeviceSurfacePresentModesKHR(m_physical_device, m_surface, &count, nullptr);
present_modes.resize_zero(count);
res = vkGetPhysicalDeviceSurfacePresentModesKHR(m_physical_device, m_surface, &count, present_modes.data());
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't retrieve Vulkan surface present modes: {}", res);
}
asl::option<VkSurfaceFormatKHR> format;
for (const auto& f: formats)
{
if (f.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR &&
(f.format == VK_FORMAT_B8G8R8_UNORM ||
f.format == VK_FORMAT_B8G8R8A8_UNORM ||
f.format == VK_FORMAT_R8G8B8_UNORM ||
f.format == VK_FORMAT_R8G8B8A8_UNORM))
{
format = f;
break;
}
}
if (!format.has_value())
{
return asl::runtime_error("Couldn't find suitable Vulkan surface format");
}
VkPresentModeKHR present_mode = VK_PRESENT_MODE_FIFO_KHR;
for (const auto& p: present_modes)
{
if (p == VK_PRESENT_MODE_MAILBOX_KHR)
{
present_mode = p;
break;
}
}
VkSwapchainCreateInfoKHR create_info{
.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
.pNext = nullptr,
.flags = 0,
.surface = m_surface,
.minImageCount = asl::min(asl::max(2U, caps.minImageCount), caps.maxImageCount),
.imageFormat = format.value().format,
.imageColorSpace = format.value().colorSpace,
.imageExtent = {
.width = asl::min(asl::max(width, caps.minImageExtent.width), caps.maxImageExtent.width),
.height = asl::min(asl::max(height, caps.minImageExtent.height), caps.maxImageExtent.height),
},
.imageArrayLayers = 1,
.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT,
.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
.queueFamilyIndexCount = 1,
.pQueueFamilyIndices = &m_queue_family_index,
.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR,
.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
.presentMode = present_mode,
.clipped = VK_TRUE,
.oldSwapchain = VK_NULL_HANDLE,
};
VkSwapchainKHR swapchain{};
res = vkCreateSwapchainKHR(m_device, &create_info, VK_ALLOCATOR, &swapchain);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't create Vulkan swapchain: {}", res);
}
m_swapchain = swapchain;
vkGetSwapchainImagesKHR(m_device, m_swapchain.value(), &count, nullptr);
m_swapchain_images.resize_zero(count);
res = vkGetSwapchainImagesKHR(m_device, m_swapchain.value(), &count, m_swapchain_images.data());
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't retrieve Vulkan swapchain images: {}", res);
}
ASL_LOG_INFO("Vulkan swapchain created ({}x{} with {} images)",
create_info.imageExtent.width,
create_info.imageExtent.height,
m_swapchain_images.size());
return asl::ok();
}
VkSemaphore create_semaphore()
{
static constexpr VkSemaphoreCreateInfo semaphore_create_info{
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
};
VkSemaphore semaphore{};
vkCreateSemaphore(m_device, &semaphore_create_info, VK_ALLOCATOR, &semaphore);
return semaphore;
}
void destroy_semaphore(VkSemaphore semaphore)
{
vkDestroySemaphore(m_device, semaphore, VK_ALLOCATOR);
}
VkFence create_fence()
{
static constexpr VkFenceCreateInfo fence_create_info{
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
};
VkFence fence{};
vkCreateFence(m_device, &fence_create_info, VK_ALLOCATOR, &fence);
return fence;
}
void destroy_fence(VkFence fence)
{
vkDestroyFence(m_device, fence, VK_ALLOCATOR);
}
asl::status frame_opt()
{
uint32_t image_index{};
VkResult res = vkAcquireNextImageKHR(
m_device,
m_swapchain.value(),
0xffff'ffff'ffff'ffffLLU,
m_swapchain_image_acquire_semaphore,
VK_NULL_HANDLE,
&image_index);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't acquire swapchain image: {}", res);
}
VkCommandPoolCreateInfo command_pool_create_info{
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
.queueFamilyIndex = m_queue_family_index,
};
VkCommandPool command_pool{};
res = vkCreateCommandPool(m_device, &command_pool_create_info, VK_ALLOCATOR, &command_pool);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't create command pool: {}", res);
}
VkCommandBufferAllocateInfo alloc_info{
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.pNext = nullptr,
.commandPool = command_pool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
};
VkCommandBuffer command_buffer{};
res = vkAllocateCommandBuffers(m_device, &alloc_info, &command_buffer);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't allocate command buffer: {}", res);
}
VkCommandBufferBeginInfo begin_info{
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.pNext = nullptr,
.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
.pInheritanceInfo = nullptr,
};
res = vkBeginCommandBuffer(command_buffer, &begin_info);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't begin command buffer: {}", res);
}
VkImageMemoryBarrier barrier1{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.pNext = nullptr,
.srcAccessMask = 0,
.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.newLayout = VK_IMAGE_LAYOUT_GENERAL,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.image = m_swapchain_images[image_index],
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &barrier1);
VkClearColorValue clear_color{
.float32 = { 0.0F, 0.137F, 0.4F, 1.0F },
};
VkImageSubresourceRange range{
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
};
vkCmdClearColorImage(command_buffer, m_swapchain_images[image_index], VK_IMAGE_LAYOUT_GENERAL, &clear_color, 1, &range);
VkImageMemoryBarrier barrier2{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.pNext = nullptr,
.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT,
.oldLayout = VK_IMAGE_LAYOUT_GENERAL,
.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.image = m_swapchain_images[image_index],
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0, nullptr, 1, &barrier2);
res = vkEndCommandBuffer(command_buffer);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't end command buffer: {}", res);
}
VkPipelineStageFlags wait_dst_stage_mask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
VkFence fence = create_fence();
VkSubmitInfo submit_info{
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &m_swapchain_image_acquire_semaphore,
.pWaitDstStageMask = &wait_dst_stage_mask,
.commandBufferCount = 1,
.pCommandBuffers = &command_buffer,
.signalSemaphoreCount = 1,
.pSignalSemaphores = &m_queue_complete_semaphore,
};
res = vkQueueSubmit(m_queue, 1, &submit_info, fence);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't submit queue: {}", res);
}
VkPresentInfoKHR present_info{
.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
.pNext = nullptr,
.waitSemaphoreCount = 1,
.pWaitSemaphores = &m_queue_complete_semaphore,
.swapchainCount = 1,
.pSwapchains = &m_swapchain.value(),
.pImageIndices = &image_index,
.pResults = nullptr,
};
res = vkQueuePresentKHR(m_queue, &present_info);
if (res != VK_SUCCESS)
{
return asl::runtime_error("Couldn't present queue: {}", res);
}
auto* frame_resources = asl::alloc_new<FrameResources>(m_allocator);
frame_resources->command_pool = command_pool;
frame_resources->complete_fence = fence;
m_in_flight_frames.push_front(frame_resources);
return asl::ok();
}
// @Todo Make fences recyclable
// @Todo Make frame structure recyclable
void recycle_resources()
{
while (!m_in_flight_frames.is_empty())
{
auto* frame = m_in_flight_frames.back();
auto status = vkGetFenceStatus(m_device, frame->complete_fence);
if (status == VK_NOT_READY)
{
return;
}
if (status != VK_SUCCESS)
{
ASL_LOG_ERROR("Error on frame fence query: {}", status);
return;
}
destroy_fence(frame->complete_fence);
vkDestroyCommandPool(m_device, frame->command_pool, VK_ALLOCATOR);
m_in_flight_frames.pop_back();
asl::alloc_delete(m_allocator, frame);
}
}
void frame() override
{
recycle_resources();
auto s = frame_opt();
if (!s.ok())
{
ASL_LOG_ERROR("Frame error: {}", s);
}
}
};
asl::status_or<asl::box<Gpu>> init(SDL_Window* window)
{
auto instance = create_instance();
ASL_TRY(instance);
auto surface = create_surface(window, instance.value());
ASL_TRY(surface);
auto physical_device_info = find_physical_device(instance.value());
ASL_TRY(physical_device_info);
auto device = create_device(
physical_device_info.value().physical_device,
physical_device_info.value().queue_family_index);
ASL_TRY(device);
VkQueue queue{};
vkGetDeviceQueue(device.value(), physical_device_info.value().queue_family_index, 0, &queue);
auto gpu = asl::make_box<GpuImpl>(
instance.value(),
physical_device_info.value().physical_device,
surface.value(),
physical_device_info.value().queue_family_index,
device.value(),
queue);
int window_width{};
int window_height{};
SDL_GetWindowSizeInPixels(window, &window_width, &window_height);
auto s = gpu->create_swapchain(static_cast<uint32_t>(window_width), static_cast<uint32_t>(window_height));
ASL_TRY(s);
return gpu;
};
} // namespace gpu