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https://github.com/love2d/love.git
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niki
1627 lines
60 KiB
C++
1627 lines
60 KiB
C++
#include "Graphics.h"
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#include "Buffer.h"
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#include "SDL_vulkan.h"
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#include "window/Window.h"
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#include "common/Exception.h"
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#include "Shader.h"
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#include "graphics/Texture.h"
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#include "Vulkan.h"
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#include "common/version.h"
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#include "common/pixelformat.h"
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#include <algorithm>
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#include <vector>
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#include <cstring>
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#include <set>
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#include <fstream>
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#include <iostream>
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#include <array>
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namespace love {
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namespace graphics {
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namespace vulkan {
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static VkIndexType getVulkanIndexBufferType(IndexDataType type) {
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switch (type) {
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case INDEX_UINT16: return VK_INDEX_TYPE_UINT16;
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case INDEX_UINT32: return VK_INDEX_TYPE_UINT32;
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default:
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throw love::Exception("unknown Index Data type");
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}
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}
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const std::vector<const char*> validationLayers = {
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"VK_LAYER_KHRONOS_validation"
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};
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const std::vector<const char*> deviceExtensions = {
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VK_KHR_SWAPCHAIN_EXTENSION_NAME,
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// https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VK_KHR_push_descriptor.html
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VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME
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};
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#ifdef NDEBUG
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constexpr bool enableValidationLayers = false;
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#else
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constexpr bool enableValidationLayers = true;
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#endif
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constexpr int MAX_FRAMES_IN_FLIGHT = 2;
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constexpr uint32_t vulkanApiVersion = VK_API_VERSION_1_3;
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const char* Graphics::getName() const {
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return "love.graphics.vulkan";
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}
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const VkDevice Graphics::getDevice() const {
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return device;
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}
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const VkPhysicalDevice Graphics::getPhysicalDevice() const {
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return physicalDevice;
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}
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const VmaAllocator Graphics::getVmaAllocator() const {
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return vmaAllocator;
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}
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Graphics::~Graphics() {
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// We already cleaned those up by clearing out batchedDrawBuffers.
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// We set them to nullptr here so the base class doesn't crash
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// when it tries to free this.
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batchedDrawState.vb[0] = nullptr;
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batchedDrawState.vb[1] = nullptr;
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batchedDrawState.indexBuffer = nullptr;
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}
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// START OVERRIDEN FUNCTIONS
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love::graphics::Texture* Graphics::newTexture(const love::graphics::Texture::Settings& settings, const love::graphics::Texture::Slices* data) {
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return new Texture(this, settings, data);
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}
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love::graphics::Buffer* Graphics::newBuffer(const love::graphics::Buffer::Settings& settings, const std::vector<love::graphics::Buffer::DataDeclaration>& format, const void* data, size_t size, size_t arraylength) {
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return new Buffer(this, settings, format, data, size, arraylength);
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}
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// FIXME: clear stencil and depth missing.
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void Graphics::clear(OptionalColorD color, OptionalInt stencil, OptionalDouble depth) {
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VkClearAttachment attachment{};
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if (color.hasValue) {
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attachment.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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attachment.clearValue.color.float32[0] = static_cast<float>(color.value.r);
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attachment.clearValue.color.float32[1] = static_cast<float>(color.value.g);
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attachment.clearValue.color.float32[2] = static_cast<float>(color.value.b);
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attachment.clearValue.color.float32[3] = static_cast<float>(color.value.a);
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}
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VkClearRect rect{};
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rect.layerCount = 1;
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rect.rect.extent.width = static_cast<uint32_t>(currentViewportWidth);
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rect.rect.extent.height = static_cast<uint32_t>(currentViewportHeight);
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vkCmdClearAttachments(commandBuffers[imageIndex], 1, &attachment, 1, &rect);
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}
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void Graphics::clear(const std::vector<OptionalColorD>& colors, OptionalInt stencil, OptionalDouble depth) {
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std::vector<VkClearAttachment> attachments;
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for (const auto& color : colors) {
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VkClearAttachment attachment{};
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if (color.hasValue) {
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attachment.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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attachment.clearValue.color.float32[0] = static_cast<float>(color.value.r);
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attachment.clearValue.color.float32[1] = static_cast<float>(color.value.g);
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attachment.clearValue.color.float32[2] = static_cast<float>(color.value.b);
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attachment.clearValue.color.float32[3] = static_cast<float>(color.value.a);
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}
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attachments.push_back(attachment);
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}
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VkClearRect rect{};
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rect.layerCount = 1;
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rect.rect.extent.width = static_cast<uint32_t>(currentViewportWidth);
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rect.rect.extent.height = static_cast<uint32_t>(currentViewportHeight);
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vkCmdClearAttachments(commandBuffers[imageIndex], static_cast<uint32_t>(attachments.size()), attachments.data(), 1, &rect);
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}
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void Graphics::present(void* screenshotCallbackdata) {
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if (!isActive()) {
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return;
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}
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flushBatchedDraws();
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endRecordingGraphicsCommands();
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if (imagesInFlight[imageIndex] != VK_NULL_HANDLE) {
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vkWaitForFences(device, 1, &imagesInFlight.at(imageIndex), VK_TRUE, UINT64_MAX);
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}
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imagesInFlight[imageIndex] = inFlightFences[currentFrame];
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// all data transfers should happen before any draw calls.
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std::vector<VkCommandBuffer> submitCommandbuffers = { dataTransferCommandBuffers.at(currentFrame), commandBuffers.at(imageIndex) };
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VkSubmitInfo submitInfo{};
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submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
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VkSemaphore waitSemaphores[] = { imageAvailableSemaphores.at(currentFrame) };
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VkPipelineStageFlags waitStages[] = { VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT };
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submitInfo.waitSemaphoreCount = 1;
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submitInfo.pWaitSemaphores = waitSemaphores;
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submitInfo.pWaitDstStageMask = waitStages;
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submitInfo.commandBufferCount = static_cast<uint32_t>(submitCommandbuffers.size());
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submitInfo.pCommandBuffers = submitCommandbuffers.data();
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VkSemaphore signalSemaphores[] = { renderFinishedSemaphores.at(currentFrame) };
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submitInfo.signalSemaphoreCount = 1;
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submitInfo.pSignalSemaphores = signalSemaphores;
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vkResetFences(device, 1, &inFlightFences[currentFrame]);
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if (vkQueueSubmit(graphicsQueue, 1, &submitInfo, inFlightFences.at(currentFrame)) != VK_SUCCESS) {
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throw love::Exception("failed to submit draw command buffer");
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}
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VkPresentInfoKHR presentInfo{};
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presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
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presentInfo.waitSemaphoreCount = 1;
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presentInfo.pWaitSemaphores = signalSemaphores;
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VkSwapchainKHR swapChains[] = { swapChain };
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presentInfo.swapchainCount = 1;
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presentInfo.pSwapchains = swapChains;
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presentInfo.pImageIndices = &imageIndex;
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VkResult result = vkQueuePresentKHR(presentQueue, &presentInfo);
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if (result == VK_ERROR_OUT_OF_DATE_KHR || result == VK_SUBOPTIMAL_KHR || framebufferResized) {
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framebufferResized = false;
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recreateSwapChain();
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}
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else if (result != VK_SUCCESS) {
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throw love::Exception("failed to present swap chain image");
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}
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currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
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updatedBatchedDrawBuffers();
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startRecordingGraphicsCommands();
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}
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void Graphics::setViewportSize(int width, int height, int pixelwidth, int pixelheight) {
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this->width = width;
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this->height = height;
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this->pixelWidth = pixelwidth;
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this->pixelHeight = pixelheight;
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resetProjection();
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}
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bool Graphics::setMode(void* context, int width, int height, int pixelwidth, int pixelheight, bool windowhasstencil, int msaa) {
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cleanUpFunctions.clear();
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cleanUpFunctions.resize(MAX_FRAMES_IN_FLIGHT);
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createVulkanInstance();
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createSurface();
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pickPhysicalDevice();
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createLogicalDevice();
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initVMA();
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initCapabilities();
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createSwapChain();
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createImageViews();
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createCommandPool();
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createCommandBuffers();
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createDefaultTexture();
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createDefaultShaders();
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createQuadIndexBuffer();
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createSyncObjects();
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startRecordingGraphicsCommands();
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currentFrame = 0;
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created = true;
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float whiteColor[] = { 1.0f, 1.0f, 1.0f, 1.0f };
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batchedDrawBuffers.clear();
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batchedDrawBuffers.reserve(MAX_FRAMES_IN_FLIGHT);
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for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
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batchedDrawBuffers.emplace_back();
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// Initial sizes that should be good enough for most cases. It will
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// resize to fit if needed, later.
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batchedDrawBuffers[i].vertexBuffer1 = new StreamBuffer(this, BUFFERUSAGE_VERTEX, 1024 * 1024 * 1);
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batchedDrawBuffers[i].vertexBuffer2 = new StreamBuffer(this, BUFFERUSAGE_VERTEX, 256 * 1024 * 1);
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batchedDrawBuffers[i].indexBuffer = new StreamBuffer(this, BUFFERUSAGE_INDEX, sizeof(uint16) * LOVE_UINT16_MAX);
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// sometimes the VertexColor is not set, so we manually adjust it to white color
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batchedDrawBuffers[i].constantColorBuffer = new StreamBuffer(this, BUFFERUSAGE_VERTEX, sizeof(whiteColor));
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auto mapInfo = batchedDrawBuffers[i].constantColorBuffer->map(sizeof(whiteColor));
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memcpy(mapInfo.data, whiteColor, sizeof(whiteColor));
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batchedDrawBuffers[i].constantColorBuffer->unmap(sizeof(whiteColor));
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batchedDrawBuffers[i].constantColorBuffer->markUsed(sizeof(whiteColor));
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}
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updatedBatchedDrawBuffers();
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Shader::current = Shader::standardShaders[graphics::Shader::StandardShader::STANDARD_DEFAULT];
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currentPolygonMode = VK_POLYGON_MODE_FILL;
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restoreState(states.back());
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setViewportSize(width, height, pixelwidth, pixelheight);
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renderTargetTexture = nullptr;
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currentViewportWidth = 0.0f;
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currentViewportHeight = 0.0f;
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Vulkan::resetShaderSwitches();
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return true;
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}
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void Graphics::initCapabilities() {
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// todo
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capabilities.features[FEATURE_MULTI_RENDER_TARGET_FORMATS] = false;
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capabilities.features[FEATURE_CLAMP_ZERO] = false;
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capabilities.features[FEATURE_CLAMP_ONE] = false;
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capabilities.features[FEATURE_BLEND_MINMAX] = false;
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capabilities.features[FEATURE_LIGHTEN] = false;
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capabilities.features[FEATURE_FULL_NPOT] = false;
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capabilities.features[FEATURE_PIXEL_SHADER_HIGHP] = true;
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capabilities.features[FEATURE_SHADER_DERIVATIVES] = false;
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capabilities.features[FEATURE_GLSL3] = true;
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capabilities.features[FEATURE_GLSL4] = true;
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capabilities.features[FEATURE_INSTANCING] = false;
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capabilities.features[FEATURE_TEXEL_BUFFER] = false;
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capabilities.features[FEATURE_INDEX_BUFFER_32BIT] = true;
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capabilities.features[FEATURE_COPY_BUFFER] = false;
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capabilities.features[FEATURE_COPY_BUFFER_TO_TEXTURE] = false;
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capabilities.features[FEATURE_COPY_TEXTURE_TO_BUFFER] = false;
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capabilities.features[FEATURE_COPY_RENDER_TARGET_TO_BUFFER] = false;
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static_assert(FEATURE_MAX_ENUM == 17, "Graphics::initCapabilities must be updated when adding a new graphics feature!");
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VkPhysicalDeviceProperties properties;
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vkGetPhysicalDeviceProperties(physicalDevice, &properties);
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capabilities.limits[LIMIT_POINT_SIZE] = properties.limits.pointSizeRange[1];
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capabilities.limits[LIMIT_TEXTURE_SIZE] = properties.limits.maxImageDimension2D;
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capabilities.limits[LIMIT_TEXTURE_LAYERS] = properties.limits.maxImageArrayLayers;
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capabilities.limits[LIMIT_VOLUME_TEXTURE_SIZE] = properties.limits.maxImageDimension3D;
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capabilities.limits[LIMIT_CUBE_TEXTURE_SIZE] = properties.limits.maxImageDimensionCube;
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capabilities.limits[LIMIT_TEXEL_BUFFER_SIZE] = properties.limits.maxTexelBufferElements; // ?
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capabilities.limits[LIMIT_SHADER_STORAGE_BUFFER_SIZE] = properties.limits.maxStorageBufferRange; // ?
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capabilities.limits[LIMIT_THREADGROUPS_X] = 0; // todo
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capabilities.limits[LIMIT_THREADGROUPS_Y] = 0; // todo
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capabilities.limits[LIMIT_THREADGROUPS_Z] = 0; // todo
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capabilities.limits[LIMIT_RENDER_TARGETS] = 1; // todo
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capabilities.limits[LIMIT_TEXTURE_MSAA] = 1; // todo
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capabilities.limits[LIMIT_ANISOTROPY] = 1.0f; // todo
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static_assert(LIMIT_MAX_ENUM == 13, "Graphics::initCapabilities must be updated when adding a new system limit!");
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capabilities.textureTypes[TEXTURE_2D] = true;
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capabilities.textureTypes[TEXTURE_VOLUME] = false;
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capabilities.textureTypes[TEXTURE_2D_ARRAY] = false;
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capabilities.textureTypes[TEXTURE_CUBE] = false;
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}
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void Graphics::getAPIStats(int& shaderswitches) const {
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shaderswitches = Vulkan::getNumShaderSwitches();
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}
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void Graphics::unSetMode() {
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created = false;
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vkDeviceWaitIdle(device);
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Volatile::unloadAll();
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cleanup();
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}
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void Graphics::setActive(bool enable) {
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flushBatchedDraws();
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active = enable;
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}
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void Graphics::setFrontFaceWinding(Winding winding) {
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const auto& currentState = states.back();
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if (currentState.winding == winding) {
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return;
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}
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flushBatchedDraws();
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states.back().winding = winding;
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}
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void Graphics::setColorMask(ColorChannelMask mask) {
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flushBatchedDraws();
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states.back().colorMask = mask;
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}
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void Graphics::setBlendState(const BlendState& blend) {
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flushBatchedDraws();
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states.back().blend = blend;
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}
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void Graphics::setPointSize(float size) {
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if (size != states.back().pointSize)
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flushBatchedDraws();
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states.back().pointSize = size;
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}
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bool Graphics::usesGLSLES() const {
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return false;
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}
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Graphics::RendererInfo Graphics::getRendererInfo() const {
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VkPhysicalDeviceProperties deviceProperties;
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vkGetPhysicalDeviceProperties(physicalDevice, &deviceProperties);
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Graphics::RendererInfo info;
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info.device = deviceProperties.deviceName;
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info.vendor = Vulkan::getVendorName(deviceProperties.vendorID);
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info.version = Vulkan::getVulkanApiVersion(deviceProperties.apiVersion);
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info.name = "Vulkan";
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return info;
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}
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void Graphics::draw(const DrawCommand& cmd) {
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prepareDraw(*cmd.attributes, *cmd.buffers, cmd.texture, cmd.primitiveType, cmd.cullMode);
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vkCmdDraw(commandBuffers.at(imageIndex), static_cast<uint32_t>(cmd.vertexCount), static_cast<uint32_t>(cmd.instanceCount), static_cast<uint32_t>(cmd.vertexStart), 0);
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}
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void Graphics::draw(const DrawIndexedCommand& cmd) {
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prepareDraw(*cmd.attributes, *cmd.buffers, cmd.texture, cmd.primitiveType, cmd.cullMode);
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vkCmdBindIndexBuffer(commandBuffers.at(imageIndex), (VkBuffer)cmd.indexBuffer->getHandle(), static_cast<VkDeviceSize>(cmd.indexBufferOffset), getVulkanIndexBufferType(cmd.indexType));
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vkCmdDrawIndexed(commandBuffers.at(imageIndex), static_cast<uint32_t>(cmd.indexCount), static_cast<uint32_t>(cmd.instanceCount), 0, 0, 0);
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}
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void Graphics::drawQuads(int start, int count, const VertexAttributes& attributes, const BufferBindings& buffers, graphics::Texture* texture) {
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const int MAX_VERTICES_PER_DRAW = LOVE_UINT16_MAX;
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const int MAX_QUADS_PER_DRAW = MAX_VERTICES_PER_DRAW / 4;
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prepareDraw(attributes, buffers, texture, PRIMITIVE_TRIANGLES, CULL_BACK);
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vkCmdBindIndexBuffer(commandBuffers.at(imageIndex), (VkBuffer)quadIndexBuffer->getHandle(), 0, getVulkanIndexBufferType(INDEX_UINT16));
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int baseVertex = start * 4;
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for (int quadindex = 0; quadindex < count; quadindex += MAX_QUADS_PER_DRAW) {
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int quadcount = std::min(MAX_QUADS_PER_DRAW, count - quadindex);
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vkCmdDrawIndexed(commandBuffers.at(imageIndex), static_cast<uint32_t>(quadcount * 6), 1, 0, baseVertex, 0);
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baseVertex += quadcount * 4;
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}
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}
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void Graphics::setColor(Colorf c) {
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c.r = std::min(std::max(c.r, 0.0f), 1.0f);
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c.g = std::min(std::max(c.g, 0.0f), 1.0f);
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c.b = std::min(std::max(c.b, 0.0f), 1.0f);
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c.a = std::min(std::max(c.a, 0.0f), 1.0f);
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states.back().color = c;
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}
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void Graphics::setScissor(const Rect& rect) {
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flushBatchedDraws();
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states.back().scissor = true;
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states.back().scissorRect = rect;
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}
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void Graphics::setScissor() {
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flushBatchedDraws();
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states.back().scissor = false;
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}
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void Graphics::setWireframe(bool enable) {
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flushBatchedDraws();
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if (enable) {
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currentPolygonMode = VK_POLYGON_MODE_LINE;
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}
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else {
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currentPolygonMode = VK_POLYGON_MODE_FILL;
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}
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states.back().wireframe = enable;
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}
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PixelFormat Graphics::getSizedFormat(PixelFormat format, bool rendertarget, bool readable) const {
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switch (format) {
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case PIXELFORMAT_NORMAL:
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if (isGammaCorrect()) {
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return PIXELFORMAT_RGBA8_UNORM_sRGB;
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}
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else {
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return PIXELFORMAT_RGBA8_UNORM;
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}
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case PIXELFORMAT_HDR:
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return PIXELFORMAT_RGBA16_FLOAT;
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default:
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return format;
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}
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}
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bool Graphics::isPixelFormatSupported(PixelFormat format, uint32 usage, bool sRGB) {
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return true;
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}
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Renderer Graphics::getRenderer() const {
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return RENDERER_VULKAN;
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}
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graphics::StreamBuffer* Graphics::newStreamBuffer(BufferUsage type, size_t size) {
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return new StreamBuffer(this, type, size);
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}
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|
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Matrix4 Graphics::computeDeviceProjection(const Matrix4& projection, bool rendertotexture) const {
|
|
uint32 flags = DEVICE_PROJECTION_DEFAULT;
|
|
return calculateDeviceProjection(projection, flags);
|
|
}
|
|
|
|
void Graphics::setRenderTargetsInternal(const RenderTargets& rts, int pixelw, int pixelh, bool hasSRGBtexture) {
|
|
endRenderPass();
|
|
|
|
if (rts.colors.size() == 0) {
|
|
startRenderPass(nullptr, swapChainExtent.width, swapChainExtent.height);
|
|
} else {
|
|
auto& firstRenderTarget = rts.getFirstTarget();
|
|
startRenderPass(static_cast<Texture*>(firstRenderTarget.texture), pixelw, pixelh);
|
|
}
|
|
}
|
|
|
|
// END IMPLEMENTATION OVERRIDDEN FUNCTIONS
|
|
|
|
void Graphics::startRecordingGraphicsCommands() {
|
|
vkWaitForFences(device, 1, &inFlightFences[currentFrame], VK_TRUE, UINT64_MAX);
|
|
|
|
while (true) {
|
|
VkResult result = vkAcquireNextImageKHR(device, swapChain, UINT64_MAX, imageAvailableSemaphores[currentFrame], VK_NULL_HANDLE, &imageIndex);
|
|
if (result == VK_ERROR_OUT_OF_DATE_KHR) {
|
|
recreateSwapChain();
|
|
continue;
|
|
}
|
|
else if (result != VK_SUCCESS && result != VK_SUBOPTIMAL_KHR) {
|
|
throw love::Exception("failed to acquire swap chain image");
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
for (auto cleanUpFn : cleanUpFunctions.at(currentFrame)) {
|
|
cleanUpFn();
|
|
}
|
|
cleanUpFunctions.at(currentFrame).clear();
|
|
|
|
VkCommandBufferBeginInfo beginInfo{};
|
|
beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
|
|
beginInfo.flags = 0;
|
|
beginInfo.pInheritanceInfo = nullptr;
|
|
|
|
if (vkBeginCommandBuffer(commandBuffers.at(imageIndex), &beginInfo) != VK_SUCCESS) {
|
|
throw love::Exception("failed to begin recording command buffer");
|
|
}
|
|
if (vkBeginCommandBuffer(dataTransferCommandBuffers.at(currentFrame), &beginInfo) != VK_SUCCESS) {
|
|
throw love::Exception("failed to begin recording data transfer command buffer");
|
|
}
|
|
|
|
Vulkan::cmdTransitionImageLayout(commandBuffers.at(imageIndex), swapChainImages[imageIndex], VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
|
|
|
|
startRenderPass(nullptr, swapChainExtent.width, swapChainExtent.height);
|
|
|
|
Vulkan::resetShaderSwitches();
|
|
}
|
|
|
|
void Graphics::endRecordingGraphicsCommands() {
|
|
endRenderPass();
|
|
|
|
Vulkan::cmdTransitionImageLayout(commandBuffers.at(imageIndex), swapChainImages[imageIndex], VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
|
|
|
|
if (vkEndCommandBuffer(commandBuffers.at(imageIndex)) != VK_SUCCESS) {
|
|
throw love::Exception("failed to record command buffer");
|
|
}
|
|
if (vkEndCommandBuffer(dataTransferCommandBuffers.at(currentFrame)) != VK_SUCCESS) {
|
|
throw love::Exception("failed to record data transfer command buffer");
|
|
}
|
|
}
|
|
|
|
void Graphics::updatedBatchedDrawBuffers() {
|
|
batchedDrawState.vb[0] = batchedDrawBuffers[currentFrame].vertexBuffer1;
|
|
batchedDrawState.vb[0]->nextFrame();
|
|
batchedDrawState.vb[1] = batchedDrawBuffers[currentFrame].vertexBuffer2;
|
|
batchedDrawState.vb[1]->nextFrame();
|
|
batchedDrawState.indexBuffer = batchedDrawBuffers[currentFrame].indexBuffer;
|
|
batchedDrawState.indexBuffer->nextFrame();
|
|
}
|
|
|
|
uint32_t Graphics::getNumImagesInFlight() const {
|
|
return MAX_FRAMES_IN_FLIGHT;
|
|
}
|
|
|
|
const VkDeviceSize Graphics::getMinUniformBufferOffsetAlignment() const {
|
|
return minUniformBufferOffsetAlignment;
|
|
}
|
|
|
|
graphics::Texture* Graphics::getDefaultTexture() const {
|
|
return dynamic_cast<graphics::Texture*>(standardTexture.get());
|
|
}
|
|
|
|
const PFN_vkCmdPushDescriptorSetKHR Graphics::getVkCmdPushDescriptorSetKHRFunctionPointer() const {
|
|
return vkCmdPushDescriptorSet;
|
|
}
|
|
|
|
void Graphics::queueDatatransfer(std::function<void(VkCommandBuffer)> command, std::function<void()> cleanUp) {
|
|
command(dataTransferCommandBuffers.at(currentFrame));
|
|
cleanUpFunctions.at(currentFrame).push_back(std::move(cleanUp));
|
|
}
|
|
|
|
void Graphics::queueCleanUp(std::function<void()> cleanUp) {
|
|
cleanUpFunctions.at(currentFrame).push_back(std::move(cleanUp));
|
|
}
|
|
|
|
VkCommandBuffer Graphics::beginSingleTimeCommands() {
|
|
VkCommandBufferAllocateInfo allocInfo{};
|
|
allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
|
|
allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
|
|
allocInfo.commandPool = commandPool;
|
|
allocInfo.commandBufferCount = 1;
|
|
|
|
VkCommandBuffer commandBuffer;
|
|
vkAllocateCommandBuffers(device, &allocInfo, &commandBuffer);
|
|
|
|
VkCommandBufferBeginInfo beginInfo{};
|
|
beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
|
|
beginInfo.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
|
|
|
|
vkBeginCommandBuffer(commandBuffer, &beginInfo);
|
|
|
|
return commandBuffer;
|
|
}
|
|
|
|
void Graphics::endSingleTimeCommands(VkCommandBuffer commandBuffer) {
|
|
vkEndCommandBuffer(commandBuffer);
|
|
|
|
VkSubmitInfo submitInfo{};
|
|
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
|
submitInfo.commandBufferCount = 1;
|
|
submitInfo.pCommandBuffers = &commandBuffer;
|
|
|
|
vkQueueSubmit(graphicsQueue, 1, &submitInfo, VK_NULL_HANDLE);
|
|
vkQueueWaitIdle(graphicsQueue);
|
|
vkFreeCommandBuffers(device, commandPool, 1, &commandBuffer);
|
|
}
|
|
|
|
graphics::Shader::BuiltinUniformData Graphics::getCurrentBuiltinUniformData() {
|
|
love::graphics::Shader::BuiltinUniformData data;
|
|
|
|
data.transformMatrix = getTransform();
|
|
data.projectionMatrix = getDeviceProjection();
|
|
|
|
// The normal matrix is the transpose of the inverse of the rotation portion
|
|
// (top-left 3x3) of the transform matrix.
|
|
{
|
|
Matrix3 normalmatrix = Matrix3(data.transformMatrix).transposedInverse();
|
|
const float* e = normalmatrix.getElements();
|
|
for (int i = 0; i < 3; i++)
|
|
{
|
|
data.normalMatrix[i].x = e[i * 3 + 0];
|
|
data.normalMatrix[i].y = e[i * 3 + 1];
|
|
data.normalMatrix[i].z = e[i * 3 + 2];
|
|
data.normalMatrix[i].w = 0.0f;
|
|
}
|
|
}
|
|
|
|
// Store DPI scale in an unused component of another vector.
|
|
data.normalMatrix[0].w = (float)getCurrentDPIScale();
|
|
|
|
// Same with point size.
|
|
data.normalMatrix[1].w = getPointSize();
|
|
|
|
data.screenSizeParams.x = static_cast<float>(swapChainExtent.width);
|
|
data.screenSizeParams.y = static_cast<float>(swapChainExtent.height);
|
|
|
|
data.screenSizeParams.z = 1.0f;
|
|
data.screenSizeParams.w = 0.0f;
|
|
|
|
data.constantColor = getColor();
|
|
gammaCorrectColor(data.constantColor);
|
|
|
|
return data;
|
|
}
|
|
|
|
void Graphics::createVulkanInstance() {
|
|
if (enableValidationLayers && !checkValidationSupport()) {
|
|
throw love::Exception("validation layers requested, but not available");
|
|
}
|
|
|
|
VkApplicationInfo appInfo{};
|
|
appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
|
|
appInfo.pApplicationName = "LOVE";
|
|
appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0); //todo, get this version from somewhere else?
|
|
appInfo.pEngineName = "LOVE Engine";
|
|
appInfo.engineVersion = VK_MAKE_VERSION(VERSION_MAJOR, VERSION_MINOR, VERSION_REV);
|
|
appInfo.apiVersion = vulkanApiVersion;
|
|
|
|
VkInstanceCreateInfo createInfo{};
|
|
createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
|
|
createInfo.pApplicationInfo = &appInfo;
|
|
createInfo.pNext = nullptr;
|
|
|
|
auto window = Module::getInstance<love::window::Window>(M_WINDOW);
|
|
const void* handle = window->getHandle();
|
|
|
|
unsigned int count;
|
|
if (SDL_Vulkan_GetInstanceExtensions((SDL_Window*)handle, &count, nullptr) != SDL_TRUE) {
|
|
throw love::Exception("couldn't retrieve sdl vulkan extensions");
|
|
}
|
|
|
|
std::vector<const char*> extensions = {}; // can add more here
|
|
size_t addition_extension_count = extensions.size();
|
|
extensions.resize(addition_extension_count + count);
|
|
|
|
if (SDL_Vulkan_GetInstanceExtensions((SDL_Window*)handle, &count, extensions.data() + addition_extension_count) != SDL_TRUE) {
|
|
throw love::Exception("couldn't retrieve sdl vulkan extensions");
|
|
}
|
|
|
|
createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
|
|
createInfo.ppEnabledExtensionNames = extensions.data();
|
|
|
|
if (enableValidationLayers) {
|
|
createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
|
|
createInfo.ppEnabledLayerNames = validationLayers.data();
|
|
}
|
|
else {
|
|
createInfo.enabledLayerCount = 0;
|
|
createInfo.ppEnabledLayerNames = nullptr;
|
|
}
|
|
|
|
if (vkCreateInstance(
|
|
&createInfo,
|
|
nullptr,
|
|
&instance) != VK_SUCCESS) {
|
|
throw love::Exception("couldn't create vulkan instance");
|
|
}
|
|
}
|
|
|
|
bool Graphics::checkValidationSupport() {
|
|
uint32_t layerCount;
|
|
vkEnumerateInstanceLayerProperties(&layerCount, nullptr);
|
|
|
|
std::vector<VkLayerProperties> availableLayers(layerCount);
|
|
vkEnumerateInstanceLayerProperties(&layerCount, availableLayers.data());
|
|
|
|
for (const char* layerName : validationLayers) {
|
|
bool layerFound = false;
|
|
|
|
for (const auto& layerProperties : availableLayers) {
|
|
if (strcmp(layerName, layerProperties.layerName) == 0) {
|
|
layerFound = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!layerFound) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void Graphics::pickPhysicalDevice() {
|
|
uint32_t deviceCount = 0;
|
|
vkEnumeratePhysicalDevices(instance, &deviceCount, nullptr);
|
|
|
|
if (deviceCount == 0) {
|
|
throw love::Exception("failed to find GPUs with Vulkan support");
|
|
}
|
|
|
|
std::vector<VkPhysicalDevice> devices(deviceCount);
|
|
vkEnumeratePhysicalDevices(instance, &deviceCount, devices.data());
|
|
|
|
std::multimap<int, VkPhysicalDevice> candidates;
|
|
|
|
for (const auto& device : devices) {
|
|
int score = rateDeviceSuitability(device);
|
|
candidates.insert(std::make_pair(score, device));
|
|
}
|
|
|
|
if (candidates.rbegin()->first > 0) {
|
|
physicalDevice = candidates.rbegin()->second;
|
|
}
|
|
else {
|
|
throw love::Exception("failed to find a suitable gpu");
|
|
}
|
|
|
|
VkPhysicalDeviceProperties properties;
|
|
vkGetPhysicalDeviceProperties(physicalDevice, &properties);
|
|
minUniformBufferOffsetAlignment = properties.limits.minUniformBufferOffsetAlignment;
|
|
}
|
|
|
|
bool Graphics::checkDeviceExtensionSupport(VkPhysicalDevice device) {
|
|
uint32_t extensionCount;
|
|
vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, nullptr);
|
|
|
|
std::vector<VkExtensionProperties> availableExtensions(extensionCount);
|
|
vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, availableExtensions.data());
|
|
|
|
std::set<std::string> requiredExtensions(deviceExtensions.begin(), deviceExtensions.end());
|
|
|
|
for (const auto& extension : availableExtensions) {
|
|
requiredExtensions.erase(extension.extensionName);
|
|
}
|
|
|
|
return requiredExtensions.empty();
|
|
}
|
|
|
|
// if the score is nonzero then the device is suitable.
|
|
// A higher rating means generally better performance
|
|
// if the score is 0 the device is unsuitable
|
|
int Graphics::rateDeviceSuitability(VkPhysicalDevice device) {
|
|
VkPhysicalDeviceProperties deviceProperties;
|
|
VkPhysicalDeviceFeatures deviceFeatures;
|
|
vkGetPhysicalDeviceProperties(device, &deviceProperties);
|
|
vkGetPhysicalDeviceFeatures(device, &deviceFeatures);
|
|
|
|
int score = 1;
|
|
|
|
// optional
|
|
|
|
if (deviceProperties.deviceType == VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU) {
|
|
score += 1000;
|
|
}
|
|
if (deviceProperties.deviceType == VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU) {
|
|
score += 100;
|
|
}
|
|
if (deviceProperties.deviceType == VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU) {
|
|
score += 10;
|
|
}
|
|
|
|
// definitely needed
|
|
|
|
QueueFamilyIndices indices = findQueueFamilies(device);
|
|
if (!indices.isComplete()) {
|
|
score = 0;
|
|
}
|
|
|
|
bool extensionsSupported = checkDeviceExtensionSupport(device);
|
|
if (!extensionsSupported) {
|
|
score = 0;
|
|
}
|
|
|
|
if (extensionsSupported) {
|
|
auto swapChainSupport = querySwapChainSupport(device);
|
|
bool swapChainAdequate = !swapChainSupport.formats.empty() && !swapChainSupport.presentModes.empty();
|
|
if (!swapChainAdequate) {
|
|
score = 0;
|
|
}
|
|
}
|
|
|
|
if (!deviceFeatures.samplerAnisotropy) {
|
|
score = 0;
|
|
}
|
|
|
|
if (!deviceFeatures.fillModeNonSolid) {
|
|
score = 0;
|
|
}
|
|
|
|
return score;
|
|
}
|
|
|
|
QueueFamilyIndices Graphics::findQueueFamilies(VkPhysicalDevice device) {
|
|
QueueFamilyIndices indices;
|
|
|
|
uint32_t queueFamilyCount = 0;
|
|
vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr);
|
|
|
|
std::vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
|
|
vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, queueFamilies.data());
|
|
|
|
int i = 0;
|
|
for (const auto& queueFamily : queueFamilies) {
|
|
if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
|
|
indices.graphicsFamily = i;
|
|
}
|
|
|
|
VkBool32 presentSupport = false;
|
|
vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
|
|
|
|
if (presentSupport) {
|
|
indices.presentFamily = i;
|
|
}
|
|
|
|
if (indices.isComplete()) {
|
|
break;
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
return indices;
|
|
}
|
|
|
|
void Graphics::createLogicalDevice() {
|
|
QueueFamilyIndices indices = findQueueFamilies(physicalDevice);
|
|
|
|
std::vector<VkDeviceQueueCreateInfo> queueCreateInfos;
|
|
std::set<uint32_t> uniqueQueueFamilies = { indices.graphicsFamily.value(), indices.presentFamily.value() };
|
|
|
|
float queuePriority = 1.0f;
|
|
for (uint32_t queueFamily : uniqueQueueFamilies) {
|
|
VkDeviceQueueCreateInfo queueCreateInfo{};
|
|
queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
|
|
queueCreateInfo.queueFamilyIndex = queueFamily;
|
|
queueCreateInfo.queueCount = 1;
|
|
queueCreateInfo.pQueuePriorities = &queuePriority;
|
|
queueCreateInfos.push_back(queueCreateInfo);
|
|
}
|
|
|
|
VkPhysicalDeviceDynamicRenderingFeatures dynamicRenderingFeature{};
|
|
dynamicRenderingFeature.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DYNAMIC_RENDERING_FEATURES;
|
|
dynamicRenderingFeature.dynamicRendering = VK_TRUE;
|
|
|
|
VkPhysicalDeviceFeatures deviceFeatures{};
|
|
deviceFeatures.samplerAnisotropy = VK_TRUE;
|
|
|
|
VkDeviceCreateInfo createInfo{};
|
|
createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
|
|
createInfo.queueCreateInfoCount = static_cast<uint32_t>(queueCreateInfos.size());
|
|
createInfo.pQueueCreateInfos = queueCreateInfos.data();
|
|
createInfo.pEnabledFeatures = &deviceFeatures;
|
|
createInfo.pNext = &dynamicRenderingFeature;
|
|
|
|
createInfo.enabledExtensionCount = static_cast<uint32_t>(deviceExtensions.size());
|
|
createInfo.ppEnabledExtensionNames = deviceExtensions.data();
|
|
|
|
// can this be removed?
|
|
if (enableValidationLayers) {
|
|
createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
|
|
createInfo.ppEnabledLayerNames = validationLayers.data();
|
|
}
|
|
else {
|
|
createInfo.enabledLayerCount = 0;
|
|
}
|
|
|
|
if (vkCreateDevice(physicalDevice, &createInfo, nullptr, &device) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create logical device");
|
|
}
|
|
|
|
vkGetDeviceQueue(device, indices.graphicsFamily.value(), 0, &graphicsQueue);
|
|
vkGetDeviceQueue(device, indices.presentFamily.value(), 0, &presentQueue);
|
|
|
|
vkCmdPushDescriptorSet = (PFN_vkCmdPushDescriptorSetKHR) vkGetDeviceProcAddr(device, "vkCmdPushDescriptorSetKHR");
|
|
if (!vkCmdPushDescriptorSet) {
|
|
// fixme: how widely adopted is this extension?
|
|
throw love::Exception("could not get a valid function pointer for vkCmdPushDescriptorSetKHR");
|
|
}
|
|
}
|
|
|
|
void Graphics::initVMA() {
|
|
VmaVulkanFunctions vulkanFunctions = {};
|
|
vulkanFunctions.vkGetInstanceProcAddr = &vkGetInstanceProcAddr;
|
|
vulkanFunctions.vkGetDeviceProcAddr = &vkGetDeviceProcAddr;
|
|
|
|
VmaAllocatorCreateInfo allocatorCreateInfo = {};
|
|
allocatorCreateInfo.vulkanApiVersion = vulkanApiVersion;
|
|
allocatorCreateInfo.physicalDevice = physicalDevice;
|
|
allocatorCreateInfo.device = device;
|
|
allocatorCreateInfo.instance = instance;
|
|
allocatorCreateInfo.pVulkanFunctions = &vulkanFunctions;
|
|
|
|
if (vmaCreateAllocator(&allocatorCreateInfo, &vmaAllocator) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create vma allocator");
|
|
}
|
|
}
|
|
|
|
void Graphics::createSurface() {
|
|
auto window = Module::getInstance<love::window::Window>(M_WINDOW);
|
|
const void* handle = window->getHandle();
|
|
if (SDL_Vulkan_CreateSurface((SDL_Window*)handle, instance, &surface) != SDL_TRUE) {
|
|
throw love::Exception("failed to create window surface");
|
|
}
|
|
}
|
|
|
|
SwapChainSupportDetails Graphics::querySwapChainSupport(VkPhysicalDevice device) {
|
|
SwapChainSupportDetails details;
|
|
|
|
vkGetPhysicalDeviceSurfaceCapabilitiesKHR(device, surface, &details.capabilities);
|
|
|
|
uint32_t formatCount;
|
|
vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface, &formatCount, nullptr);
|
|
|
|
if (formatCount != 0) {
|
|
details.formats.resize(formatCount);
|
|
vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface, &formatCount, details.formats.data());
|
|
}
|
|
|
|
uint32_t presentModeCount;
|
|
vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface, &presentModeCount, nullptr);
|
|
|
|
if (presentModeCount != 0) {
|
|
details.presentModes.resize(presentModeCount);
|
|
vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface, &presentModeCount, details.presentModes.data());
|
|
}
|
|
|
|
return details;
|
|
}
|
|
|
|
void Graphics::createSwapChain() {
|
|
SwapChainSupportDetails swapChainSupport = querySwapChainSupport(physicalDevice);
|
|
|
|
VkSurfaceFormatKHR surfaceFormat = chooseSwapSurfaceFormat(swapChainSupport.formats);
|
|
VkPresentModeKHR presentMode = chooseSwapPresentMode(swapChainSupport.presentModes);
|
|
VkExtent2D extent = chooseSwapExtent(swapChainSupport.capabilities);
|
|
|
|
uint32_t imageCount = swapChainSupport.capabilities.minImageCount + 1;
|
|
if (swapChainSupport.capabilities.maxImageCount > 0 && imageCount > swapChainSupport.capabilities.maxImageCount) {
|
|
imageCount = swapChainSupport.capabilities.maxImageCount;
|
|
}
|
|
|
|
VkSwapchainCreateInfoKHR createInfo{};
|
|
createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
|
|
createInfo.surface = surface;
|
|
|
|
createInfo.minImageCount = imageCount;
|
|
createInfo.imageFormat = surfaceFormat.format;
|
|
createInfo.imageColorSpace = surfaceFormat.colorSpace;
|
|
createInfo.imageExtent = extent;
|
|
createInfo.imageArrayLayers = 1;
|
|
createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
|
|
|
|
QueueFamilyIndices indices = findQueueFamilies(physicalDevice);
|
|
uint32_t queueFamilyIndices[] = { indices.graphicsFamily.value(), indices.presentFamily.value() };
|
|
|
|
if (indices.graphicsFamily != indices.presentFamily) {
|
|
createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
|
|
createInfo.queueFamilyIndexCount = 2;
|
|
createInfo.pQueueFamilyIndices = queueFamilyIndices;
|
|
}
|
|
else {
|
|
createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
|
|
createInfo.queueFamilyIndexCount = 0;
|
|
createInfo.pQueueFamilyIndices = nullptr;
|
|
}
|
|
|
|
createInfo.preTransform = swapChainSupport.capabilities.currentTransform;
|
|
createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
|
|
createInfo.presentMode = presentMode;
|
|
createInfo.clipped = VK_TRUE;
|
|
createInfo.oldSwapchain = VK_NULL_HANDLE;
|
|
|
|
if (vkCreateSwapchainKHR(device, &createInfo, nullptr, &swapChain) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create swap chain");
|
|
}
|
|
|
|
vkGetSwapchainImagesKHR(device, swapChain, &imageCount, nullptr);
|
|
swapChainImages.resize(imageCount);
|
|
vkGetSwapchainImagesKHR(device, swapChain, &imageCount, swapChainImages.data());
|
|
|
|
swapChainImageFormat = surfaceFormat.format;
|
|
swapChainExtent = extent;
|
|
}
|
|
|
|
VkSurfaceFormatKHR Graphics::chooseSwapSurfaceFormat(const std::vector<VkSurfaceFormatKHR>& availableFormats) {
|
|
for (const auto& availableFormat : availableFormats) {
|
|
if (availableFormat.format == VK_FORMAT_B8G8R8A8_SRGB && availableFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) {
|
|
return availableFormat;
|
|
}
|
|
}
|
|
|
|
return availableFormats[0];
|
|
}
|
|
|
|
VkPresentModeKHR Graphics::chooseSwapPresentMode(const std::vector<VkPresentModeKHR>& availablePresentModes) {
|
|
// needed ?
|
|
for (const auto& availablePresentMode : availablePresentModes) {
|
|
if (availablePresentMode == VK_PRESENT_MODE_MAILBOX_KHR) {
|
|
return availablePresentMode;
|
|
}
|
|
}
|
|
|
|
return VK_PRESENT_MODE_FIFO_KHR;
|
|
}
|
|
|
|
VkExtent2D Graphics::chooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities) {
|
|
if (capabilities.currentExtent.width != UINT32_MAX) {
|
|
return capabilities.currentExtent;
|
|
}
|
|
else {
|
|
auto window = Module::getInstance<love::window::Window>(M_WINDOW);
|
|
const void* handle = window->getHandle();
|
|
|
|
int width, height;
|
|
// is this the equivalent of glfwGetFramebufferSize ?
|
|
SDL_Vulkan_GetDrawableSize((SDL_Window*)handle, &width, &height);
|
|
|
|
VkExtent2D actualExtent = {
|
|
static_cast<uint32_t>(width),
|
|
static_cast<uint32_t>(height)
|
|
};
|
|
|
|
actualExtent.width = std::clamp(actualExtent.width, capabilities.minImageExtent.width, capabilities.maxImageExtent.width);
|
|
actualExtent.height = std::clamp(actualExtent.height, capabilities.minImageExtent.height, capabilities.maxImageExtent.height);
|
|
|
|
return actualExtent;
|
|
}
|
|
}
|
|
|
|
void Graphics::createImageViews() {
|
|
swapChainImageViews.resize(swapChainImages.size());
|
|
|
|
for (size_t i = 0; i < swapChainImages.size(); i++) {
|
|
VkImageViewCreateInfo createInfo{};
|
|
createInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
|
|
createInfo.image = swapChainImages.at(i);
|
|
createInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
|
|
createInfo.format = swapChainImageFormat;
|
|
createInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
|
|
createInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
|
|
createInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
|
|
createInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
|
|
createInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
|
|
createInfo.subresourceRange.baseMipLevel = 0;
|
|
createInfo.subresourceRange.levelCount = 1;
|
|
createInfo.subresourceRange.baseArrayLayer = 0;
|
|
createInfo.subresourceRange.layerCount = 1;
|
|
|
|
if (vkCreateImageView(device, &createInfo, nullptr, &swapChainImageViews.at(i)) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create image views");
|
|
}
|
|
}
|
|
}
|
|
|
|
void Graphics::createDefaultShaders() {
|
|
for (int i = 0; i < Shader::STANDARD_MAX_ENUM; i++) {
|
|
auto stype = (Shader::StandardShader)i;
|
|
|
|
if (!Shader::standardShaders[i]) {
|
|
std::vector<std::string> stages;
|
|
stages.push_back(Shader::getDefaultCode(stype, SHADERSTAGE_VERTEX));
|
|
stages.push_back(Shader::getDefaultCode(stype, SHADERSTAGE_PIXEL));
|
|
Shader::standardShaders[i] = newShader(stages, {});
|
|
}
|
|
}
|
|
}
|
|
|
|
void Graphics::createVulkanVertexFormat(
|
|
VertexAttributes vertexAttributes,
|
|
bool& useConstantVertexColor,
|
|
GraphicsPipelineConfiguration& configuration) {
|
|
std::set<uint32_t> usedBuffers;
|
|
std::vector<VkVertexInputBindingDescription> bindingDescriptions;
|
|
std::vector<VkVertexInputAttributeDescription> attributeDescriptions;
|
|
|
|
auto allBits = vertexAttributes.enableBits;
|
|
|
|
bool usesColor = false;
|
|
|
|
uint8_t highestBufferBinding = 0;
|
|
|
|
for (uint32_t i = 0; i < VertexAttributes::MAX; i++) { // change to loop like in opengl implementation ?
|
|
uint32 bit = 1u << i;
|
|
if (allBits & bit) {
|
|
if (i == ATTRIB_COLOR) {
|
|
usesColor = true;
|
|
}
|
|
|
|
auto attrib = vertexAttributes.attribs[i];
|
|
auto bufferBinding = attrib.bufferIndex;
|
|
if (usedBuffers.find(bufferBinding) == usedBuffers.end()) { // use .contains() when c++20 is enabled
|
|
usedBuffers.insert(bufferBinding);
|
|
|
|
VkVertexInputBindingDescription bindingDescription{};
|
|
bindingDescription.binding = bufferBinding;
|
|
if (vertexAttributes.instanceBits & (1u << bufferBinding)) {
|
|
bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_INSTANCE;
|
|
}
|
|
else {
|
|
bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
|
|
}
|
|
bindingDescription.stride = vertexAttributes.bufferLayouts[bufferBinding].stride;
|
|
bindingDescriptions.push_back(bindingDescription);
|
|
|
|
highestBufferBinding = std::max(highestBufferBinding, bufferBinding);
|
|
}
|
|
|
|
VkVertexInputAttributeDescription attributeDescription{};
|
|
attributeDescription.location = i;
|
|
attributeDescription.binding = bufferBinding;
|
|
attributeDescription.offset = attrib.offsetFromVertex;
|
|
attributeDescription.format = Vulkan::getVulkanVertexFormat(attrib.format);
|
|
|
|
attributeDescriptions.push_back(attributeDescription);
|
|
}
|
|
}
|
|
|
|
// do we need to use a constant VertexColor?
|
|
if (!usesColor) {
|
|
// FIXME: is there a case where gaps happen between buffer bindings?
|
|
// then this doesn't work. We might need to enable null buffers again.
|
|
const auto constantColorBufferBinding = highestBufferBinding + 1;
|
|
|
|
VkVertexInputBindingDescription bindingDescription{};
|
|
bindingDescription.binding = constantColorBufferBinding;
|
|
bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
|
|
bindingDescription.stride = 0; // no stride, will always read the same color multiple times.
|
|
bindingDescriptions.push_back(bindingDescription);
|
|
|
|
VkVertexInputAttributeDescription attributeDescription{};
|
|
attributeDescription.binding = constantColorBufferBinding;
|
|
attributeDescription.location = ATTRIB_COLOR;
|
|
attributeDescription.offset = 0;
|
|
attributeDescription.format = VK_FORMAT_R32G32B32A32_SFLOAT;
|
|
attributeDescriptions.push_back(attributeDescription);
|
|
|
|
useConstantVertexColor = true;
|
|
}
|
|
else {
|
|
useConstantVertexColor = false;
|
|
}
|
|
|
|
configuration.vertexInputBindingDescriptions = bindingDescriptions;
|
|
configuration.vertexInputAttributeDescriptions = attributeDescriptions;
|
|
}
|
|
|
|
void Graphics::prepareDraw(const VertexAttributes& attributes, const BufferBindings& buffers, graphics::Texture* texture, PrimitiveType primitiveType, CullMode cullmode) {
|
|
GraphicsPipelineConfiguration configuration;
|
|
configuration.shader = (Shader*)Shader::current;
|
|
configuration.primitiveType = primitiveType;
|
|
configuration.polygonMode = currentPolygonMode;
|
|
configuration.blendState = states.back().blend;
|
|
configuration.winding = states.back().winding;
|
|
configuration.cullmode = cullmode;
|
|
configuration.framebufferFormat = currentFramebufferOutputFormat;
|
|
configuration.viewportWidth = currentViewportWidth;
|
|
configuration.viewportHeight = currentViewportHeight;
|
|
if (states.back().scissor) {
|
|
configuration.scissorRect = states.back().scissorRect;
|
|
}
|
|
else {
|
|
configuration.scissorRect = std::nullopt;
|
|
}
|
|
std::vector<VkBuffer> bufferVector;
|
|
|
|
std::vector<VkDeviceSize> offsets;
|
|
|
|
bool useConstantColorBuffer;
|
|
createVulkanVertexFormat(attributes, useConstantColorBuffer, configuration);
|
|
|
|
for (uint32_t i = 0; i < VertexAttributes::MAX; i++) {
|
|
if (buffers.useBits & (1u << i)) {
|
|
bufferVector.push_back((VkBuffer)buffers.info[i].buffer->getHandle());
|
|
offsets.push_back((VkDeviceSize)buffers.info[i].offset);
|
|
}
|
|
}
|
|
|
|
if (useConstantColorBuffer) {
|
|
bufferVector.push_back((VkBuffer)batchedDrawBuffers[currentFrame].constantColorBuffer->getHandle());
|
|
offsets.push_back((VkDeviceSize)0);
|
|
}
|
|
|
|
auto currentUniformData = getCurrentBuiltinUniformData();
|
|
configuration.shader->setUniformData(currentUniformData);
|
|
if (texture == nullptr) {
|
|
configuration.shader->setMainTex(standardTexture.get());
|
|
}
|
|
else {
|
|
configuration.shader->setMainTex(texture);
|
|
}
|
|
|
|
ensureGraphicsPipelineConfiguration(configuration);
|
|
|
|
configuration.shader->cmdPushDescriptorSets(commandBuffers.at(imageIndex), static_cast<uint32_t>(currentFrame));
|
|
vkCmdBindVertexBuffers(commandBuffers.at(imageIndex), 0, static_cast<uint32_t>(bufferVector.size()), bufferVector.data(), offsets.data());
|
|
}
|
|
|
|
void Graphics::startRenderPass(Texture* texture, uint32_t w, uint32_t h) {
|
|
VkRenderingAttachmentInfo colorAttachmentInfo{};
|
|
colorAttachmentInfo.sType = VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO;
|
|
colorAttachmentInfo.imageLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
|
|
colorAttachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
|
|
if (texture) {
|
|
colorAttachmentInfo.imageView = texture->getImageView();
|
|
auto vulkanFormat = Vulkan::getTextureFormat(texture->getPixelFormat());
|
|
currentFramebufferOutputFormat = vulkanFormat.internalFormat;
|
|
|
|
renderTargetTexture = texture;
|
|
} else {
|
|
colorAttachmentInfo.imageView = swapChainImageViews[imageIndex];
|
|
currentFramebufferOutputFormat = swapChainImageFormat;
|
|
|
|
renderTargetTexture = nullptr;
|
|
}
|
|
colorAttachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
|
|
|
|
VkRenderingInfo renderingInfo{};
|
|
renderingInfo.sType = VK_STRUCTURE_TYPE_RENDERING_INFO;
|
|
renderingInfo.renderArea.extent.width = w;
|
|
renderingInfo.renderArea.extent.height = h;
|
|
renderingInfo.layerCount = 1;
|
|
renderingInfo.colorAttachmentCount = 1;
|
|
renderingInfo.pColorAttachments = &colorAttachmentInfo;
|
|
|
|
currentViewportWidth = (float)w;
|
|
currentViewportHeight = (float)h;
|
|
|
|
if (renderTargetTexture) {
|
|
Vulkan::cmdTransitionImageLayout(commandBuffers.at(imageIndex), (VkImage)texture->getHandle(), VK_IMAGE_LAYOUT_GENERAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
|
|
}
|
|
|
|
vkCmdBeginRendering(commandBuffers.at(imageIndex), &renderingInfo);
|
|
|
|
currentGraphicsPipeline = VK_NULL_HANDLE;
|
|
}
|
|
|
|
void Graphics::endRenderPass() {
|
|
vkCmdEndRendering(commandBuffers.at(imageIndex));
|
|
|
|
if (renderTargetTexture) {
|
|
Vulkan::cmdTransitionImageLayout(commandBuffers.at(imageIndex), (VkImage)renderTargetTexture->getHandle(), VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_GENERAL);
|
|
renderTargetTexture = nullptr;
|
|
}
|
|
}
|
|
|
|
VkPipeline Graphics::createGraphicsPipeline(GraphicsPipelineConfiguration configuration) {
|
|
auto &shaderStages = configuration.shader->getShaderStages();
|
|
|
|
VkPipelineVertexInputStateCreateInfo vertexInputInfo{};
|
|
vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
|
|
vertexInputInfo.vertexBindingDescriptionCount = static_cast<uint32_t>(configuration.vertexInputBindingDescriptions.size());
|
|
vertexInputInfo.pVertexBindingDescriptions = configuration.vertexInputBindingDescriptions.data();
|
|
vertexInputInfo.vertexAttributeDescriptionCount = static_cast<uint32_t>(configuration.vertexInputAttributeDescriptions.size());
|
|
vertexInputInfo.pVertexAttributeDescriptions = configuration.vertexInputAttributeDescriptions.data();
|
|
|
|
VkPipelineInputAssemblyStateCreateInfo inputAssembly{};
|
|
inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
|
|
inputAssembly.topology = Vulkan::getPrimitiveTypeTopology(configuration.primitiveType);
|
|
inputAssembly.primitiveRestartEnable = VK_FALSE;
|
|
|
|
VkViewport viewport{};
|
|
viewport.x = 0.0f;
|
|
viewport.y = 0.0f;
|
|
viewport.width = configuration.viewportWidth;
|
|
viewport.height = configuration.viewportHeight;
|
|
viewport.minDepth = 0.0f;
|
|
viewport.maxDepth = 1.0f;
|
|
|
|
VkRect2D scissor{};
|
|
if (configuration.scissorRect.has_value()) {
|
|
scissor.offset.x = configuration.scissorRect.value().x;
|
|
scissor.offset.y = configuration.scissorRect.value().y;
|
|
scissor.extent.width = static_cast<uint32_t>(configuration.scissorRect.value().w);
|
|
scissor.extent.height = static_cast<uint32_t>(configuration.scissorRect.value().h);
|
|
}
|
|
else {
|
|
scissor.offset = { 0, 0 };
|
|
scissor.extent = swapChainExtent;
|
|
}
|
|
|
|
VkPipelineViewportStateCreateInfo viewportState{};
|
|
viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
|
viewportState.viewportCount = 1;
|
|
viewportState.pViewports = &viewport;
|
|
viewportState.scissorCount = 1;
|
|
viewportState.pScissors = &scissor;
|
|
|
|
VkPipelineRasterizationStateCreateInfo rasterizer{};
|
|
rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
|
rasterizer.depthClampEnable = VK_FALSE;
|
|
rasterizer.rasterizerDiscardEnable = VK_FALSE;
|
|
rasterizer.polygonMode = configuration.polygonMode;
|
|
rasterizer.lineWidth = 1.0f;
|
|
rasterizer.cullMode = Vulkan::getCullMode(configuration.cullmode);
|
|
rasterizer.frontFace = Vulkan::getFrontFace(configuration.winding);
|
|
rasterizer.depthBiasEnable = VK_FALSE;
|
|
rasterizer.depthBiasConstantFactor = 0.0f;
|
|
rasterizer.depthBiasClamp = 0.0f;
|
|
rasterizer.depthBiasSlopeFactor = 0.0f;
|
|
|
|
VkPipelineMultisampleStateCreateInfo multisampling{};
|
|
multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
|
|
multisampling.sampleShadingEnable = VK_FALSE;
|
|
multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
|
|
multisampling.minSampleShading = 1.0f; // Optional
|
|
multisampling.pSampleMask = nullptr; // Optional
|
|
multisampling.alphaToCoverageEnable = VK_FALSE; // Optional
|
|
multisampling.alphaToOneEnable = VK_FALSE; // Optional
|
|
|
|
VkPipelineColorBlendAttachmentState colorBlendAttachment{};
|
|
colorBlendAttachment.colorWriteMask = Vulkan::getColorMask(configuration.colorChannelMask);
|
|
colorBlendAttachment.blendEnable = Vulkan::getBool(configuration.blendState.enable);
|
|
colorBlendAttachment.srcColorBlendFactor = Vulkan::getBlendFactor(configuration.blendState.srcFactorRGB);
|
|
colorBlendAttachment.dstColorBlendFactor = Vulkan::getBlendFactor(configuration.blendState.dstFactorRGB);
|
|
colorBlendAttachment.colorBlendOp = Vulkan::getBlendOp(configuration.blendState.operationRGB);
|
|
colorBlendAttachment.srcAlphaBlendFactor = Vulkan::getBlendFactor(configuration.blendState.srcFactorA);
|
|
colorBlendAttachment.dstAlphaBlendFactor = Vulkan::getBlendFactor(configuration.blendState.dstFactorA);
|
|
colorBlendAttachment.alphaBlendOp = Vulkan::getBlendOp(configuration.blendState.operationA);
|
|
|
|
VkPipelineColorBlendStateCreateInfo colorBlending{};
|
|
colorBlending.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
|
|
colorBlending.logicOpEnable = VK_FALSE;
|
|
colorBlending.logicOp = VK_LOGIC_OP_COPY;
|
|
colorBlending.attachmentCount = 1;
|
|
colorBlending.pAttachments = &colorBlendAttachment;
|
|
colorBlending.blendConstants[0] = 0.0f;
|
|
colorBlending.blendConstants[1] = 0.0f;
|
|
colorBlending.blendConstants[2] = 0.0f;
|
|
colorBlending.blendConstants[3] = 0.0f;
|
|
|
|
VkFormat framebufferOutputFormat = configuration.framebufferFormat;
|
|
|
|
VkPipelineRenderingCreateInfo pipelineRenderingCreateInfo{};
|
|
pipelineRenderingCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_RENDERING_CREATE_INFO;
|
|
pipelineRenderingCreateInfo.colorAttachmentCount = 1;
|
|
pipelineRenderingCreateInfo.pColorAttachmentFormats = &framebufferOutputFormat;
|
|
|
|
VkGraphicsPipelineCreateInfo pipelineInfo{};
|
|
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
|
pipelineInfo.stageCount = static_cast<uint32_t>(shaderStages.size());
|
|
pipelineInfo.pStages = shaderStages.data();
|
|
pipelineInfo.pVertexInputState = &vertexInputInfo;
|
|
pipelineInfo.pInputAssemblyState = &inputAssembly;
|
|
pipelineInfo.pViewportState = &viewportState;
|
|
pipelineInfo.pRasterizationState = &rasterizer;
|
|
pipelineInfo.pMultisampleState = &multisampling;
|
|
pipelineInfo.pDepthStencilState = nullptr;
|
|
pipelineInfo.pColorBlendState = &colorBlending;
|
|
pipelineInfo.pDynamicState = nullptr;
|
|
pipelineInfo.layout = configuration.shader->getGraphicsPipelineLayout();
|
|
pipelineInfo.subpass = 0;
|
|
pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
|
|
pipelineInfo.basePipelineIndex = -1;
|
|
pipelineInfo.pNext = &pipelineRenderingCreateInfo;
|
|
|
|
VkPipeline graphicsPipeline;
|
|
if (vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create graphics pipeline");
|
|
}
|
|
return graphicsPipeline;
|
|
}
|
|
|
|
void Graphics::ensureGraphicsPipelineConfiguration(GraphicsPipelineConfiguration configuration) {
|
|
VkPipeline pipeline = VK_NULL_HANDLE;
|
|
for (auto const& p : graphicsPipelines) {
|
|
if (p.first == configuration) {
|
|
pipeline = p.second;
|
|
break;
|
|
}
|
|
}
|
|
if (pipeline != VK_NULL_HANDLE) {
|
|
if (currentGraphicsPipeline != pipeline) {
|
|
vkCmdBindPipeline(commandBuffers.at(imageIndex), VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
|
|
currentGraphicsPipeline = pipeline;
|
|
}
|
|
} else {
|
|
VkPipeline newPipeLine = createGraphicsPipeline(configuration);
|
|
graphicsPipelines.push_back(std::make_pair(configuration, newPipeLine));
|
|
vkCmdBindPipeline(commandBuffers.at(imageIndex), VK_PIPELINE_BIND_POINT_GRAPHICS, newPipeLine);
|
|
currentGraphicsPipeline = newPipeLine;
|
|
}
|
|
}
|
|
|
|
void Graphics::createCommandPool() {
|
|
QueueFamilyIndices queueFamilyIndices = findQueueFamilies(physicalDevice);
|
|
|
|
VkCommandPoolCreateInfo poolInfo{};
|
|
poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
|
|
poolInfo.queueFamilyIndex = queueFamilyIndices.graphicsFamily.value();
|
|
poolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT | VK_COMMAND_POOL_CREATE_TRANSIENT_BIT;
|
|
|
|
if (vkCreateCommandPool(device, &poolInfo, nullptr, &commandPool) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create command pool");
|
|
}
|
|
}
|
|
|
|
void Graphics::createCommandBuffers() {
|
|
commandBuffers.resize(swapChainImages.size());
|
|
dataTransferCommandBuffers.resize(MAX_FRAMES_IN_FLIGHT);
|
|
|
|
VkCommandBufferAllocateInfo allocInfo{};
|
|
allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
|
|
allocInfo.commandPool = commandPool;
|
|
allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
|
|
allocInfo.commandBufferCount = (uint32_t)commandBuffers.size();
|
|
|
|
if (vkAllocateCommandBuffers(device, &allocInfo, commandBuffers.data()) != VK_SUCCESS) {
|
|
throw love::Exception("failed to allocate command buffers");
|
|
}
|
|
|
|
VkCommandBufferAllocateInfo dataTransferAllocInfo{};
|
|
dataTransferAllocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
|
|
dataTransferAllocInfo.commandPool = commandPool;
|
|
dataTransferAllocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
|
|
dataTransferAllocInfo.commandBufferCount = (uint32_t)MAX_FRAMES_IN_FLIGHT;
|
|
|
|
if (vkAllocateCommandBuffers(device, &dataTransferAllocInfo, dataTransferCommandBuffers.data()) != VK_SUCCESS) {
|
|
throw love::Exception("failed to allocate data transfer command buffers");
|
|
}
|
|
}
|
|
|
|
void Graphics::createSyncObjects() {
|
|
imageAvailableSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
|
|
renderFinishedSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
|
|
inFlightFences.resize(MAX_FRAMES_IN_FLIGHT);
|
|
imagesInFlight.resize(swapChainImages.size(), VK_NULL_HANDLE);
|
|
|
|
VkSemaphoreCreateInfo semaphoreInfo{};
|
|
semaphoreInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
|
|
|
|
VkFenceCreateInfo fenceInfo{};
|
|
fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
|
|
fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
|
|
|
|
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
|
if (vkCreateSemaphore(device, &semaphoreInfo, nullptr, &imageAvailableSemaphores.at(i)) != VK_SUCCESS ||
|
|
vkCreateSemaphore(device, &semaphoreInfo, nullptr, &renderFinishedSemaphores.at(i)) != VK_SUCCESS ||
|
|
vkCreateFence(device, &fenceInfo, nullptr, &inFlightFences.at(i)) != VK_SUCCESS) {
|
|
throw love::Exception("failed to create synchronization objects for a frame!");
|
|
}
|
|
}
|
|
}
|
|
|
|
void Graphics::createDefaultTexture() {
|
|
Texture::Settings settings;
|
|
standardTexture.reset((Texture*)newTexture(settings));
|
|
}
|
|
|
|
void Graphics::createQuadIndexBuffer() {
|
|
if (quadIndexBuffer != nullptr)
|
|
return;
|
|
|
|
size_t size = sizeof(uint16) * getIndexCount(TRIANGLEINDEX_QUADS, LOVE_UINT16_MAX);
|
|
quadIndexBuffer.reset((StreamBuffer*)newStreamBuffer(BUFFERUSAGE_INDEX, size));
|
|
auto map = quadIndexBuffer->map(size);
|
|
fillIndices(TRIANGLEINDEX_QUADS, 0, LOVE_UINT16_MAX, (uint16*)map.data);
|
|
quadIndexBuffer->unmap(size);
|
|
}
|
|
|
|
bool operator==(const GraphicsPipelineConfiguration& first, const GraphicsPipelineConfiguration& other) {
|
|
if (first.scissorRect != other.scissorRect) {
|
|
return false;
|
|
}
|
|
if (first.viewportHeight != other.viewportHeight) {
|
|
return false;
|
|
}
|
|
if (first.viewportWidth != other.viewportWidth) {
|
|
return false;
|
|
}
|
|
if (first.framebufferFormat != other.framebufferFormat) {
|
|
return false;
|
|
}
|
|
if (first.cullmode != other.cullmode) {
|
|
return false;
|
|
}
|
|
if (first.winding != other.winding) {
|
|
return false;
|
|
}
|
|
if (first.colorChannelMask != other.colorChannelMask) {
|
|
return false;
|
|
}
|
|
if (!(first.blendState == other.blendState)) { // not sure why != doesn't work
|
|
return false;
|
|
}
|
|
if (first.polygonMode != other.polygonMode) {
|
|
return false;
|
|
}
|
|
if (first.primitiveType != other.primitiveType) {
|
|
return false;
|
|
}
|
|
if (first.shader != other.shader) {
|
|
return false;
|
|
}
|
|
if (first.vertexInputAttributeDescriptions.size() != other.vertexInputAttributeDescriptions.size()) {
|
|
return false;
|
|
}
|
|
if (first.vertexInputBindingDescriptions.size() != other.vertexInputBindingDescriptions.size()) {
|
|
return false;
|
|
}
|
|
for (uint32_t i = 0; i < first.vertexInputAttributeDescriptions.size(); i++) {
|
|
const VkVertexInputAttributeDescription& x = first.vertexInputAttributeDescriptions[i];
|
|
const VkVertexInputAttributeDescription& y = other.vertexInputAttributeDescriptions[i];
|
|
if (x.binding != y.binding) {
|
|
return false;
|
|
}
|
|
if (x.location != y.location) {
|
|
return false;
|
|
}
|
|
if (x.offset != y.offset) {
|
|
return false;
|
|
}
|
|
if (x.format != y.format) {
|
|
return false;
|
|
}
|
|
}
|
|
for (uint32_t i = 0; i < first.vertexInputBindingDescriptions.size(); i++) {
|
|
const VkVertexInputBindingDescription& x = first.vertexInputBindingDescriptions[i];
|
|
const VkVertexInputBindingDescription& y = other.vertexInputBindingDescriptions[i];
|
|
if (x.binding != y.binding) {
|
|
return false;
|
|
}
|
|
if (x.inputRate != y.inputRate) {
|
|
return false;
|
|
}
|
|
if (x.stride != y.stride) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void Graphics::cleanup() {
|
|
cleanupSwapChain();
|
|
|
|
for (auto &cleanUpFns : cleanUpFunctions) {
|
|
for (auto cleanUpFn : cleanUpFns) {
|
|
cleanUpFn();
|
|
}
|
|
}
|
|
cleanUpFunctions.clear();
|
|
|
|
vmaDestroyAllocator(vmaAllocator);
|
|
batchedDrawBuffers.clear();
|
|
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
|
vkDestroySemaphore(device, renderFinishedSemaphores[i], nullptr);
|
|
vkDestroySemaphore(device, imageAvailableSemaphores[i], nullptr);
|
|
vkDestroyFence(device, inFlightFences[i], nullptr);
|
|
}
|
|
|
|
vkDestroyCommandPool(device, commandPool, nullptr);
|
|
vkDestroyDevice(device, nullptr);
|
|
vkDestroySurfaceKHR(instance, surface, nullptr);
|
|
vkDestroyInstance(instance, nullptr);
|
|
}
|
|
|
|
void Graphics::cleanupSwapChain() {
|
|
vkDestroyDescriptorPool(device, descriptorPool, nullptr);
|
|
vkFreeCommandBuffers(device, commandPool, static_cast<uint32_t>(commandBuffers.size()), commandBuffers.data());
|
|
vkFreeCommandBuffers(device, commandPool, MAX_FRAMES_IN_FLIGHT, dataTransferCommandBuffers.data());
|
|
for (auto const& p : graphicsPipelines) {
|
|
vkDestroyPipeline(device, p.second, nullptr);
|
|
}
|
|
graphicsPipelines.clear();
|
|
currentGraphicsPipeline = VK_NULL_HANDLE;
|
|
for (size_t i = 0; i < swapChainImageViews.size(); i++) {
|
|
vkDestroyImageView(device, swapChainImageViews[i], nullptr);
|
|
}
|
|
vkDestroySwapchainKHR(device, swapChain, nullptr);
|
|
}
|
|
|
|
void Graphics::recreateSwapChain() {
|
|
vkDeviceWaitIdle(device);
|
|
|
|
cleanupSwapChain();
|
|
|
|
createSwapChain();
|
|
createImageViews();
|
|
createCommandBuffers();
|
|
startRecordingGraphicsCommands();
|
|
}
|
|
|
|
love::graphics::Graphics* createInstance() {
|
|
love::graphics::Graphics* instance = nullptr;
|
|
|
|
try {
|
|
instance = new Graphics();
|
|
}
|
|
catch (love::Exception& e) {
|
|
printf("Cannot create Vulkan renderer: %s\n", e.what());
|
|
}
|
|
|
|
return instance;
|
|
}
|
|
}
|
|
}
|
|
}
|