250 lines
10 KiB
C++
250 lines
10 KiB
C++
#include "CommandCenter.hpp"
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#include "PhysicalDeviceInfo.hpp"
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#include "Pipeline.hpp"
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#include "../Renderer.hpp"
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#include "buffer/VertexData.hpp"
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using namespace render::vk;
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CommandCenter::CommandCenter(VkDevice device, Allocator& alloc, const std::vector<VkImageView> &views,
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const Pipeline& pipe, const PhysicalDeviceInfo &info, const renderOptions &opt):
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device(device), indexedBufferMemory(Allocator::GetNull()), uniformBuffersMemory(Allocator::GetNull()) {
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{ // Graphics command pool
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vkGetDeviceQueue(device, info.queueIndices.graphicsFamily.value(), 0, &graphicsQueue);
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VkCommandPoolCreateInfo poolInfo{};
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poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
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poolInfo.queueFamilyIndex = info.queueIndices.graphicsFamily.value();
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poolInfo.flags = 0;
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if (vkCreateCommandPool(device, &poolInfo, ALLOC, &graphicsPool) != VK_SUCCESS) {
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FATAL("Failed to create graphics pool!");
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}
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}
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{ // Vertex buffers (const)
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size_t vertexSize = sizeof(buffer::vk::vertices[0]) * buffer::vk::vertices.size();
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size_t indexSize = sizeof(buffer::vk::indices[0]) * buffer::vk::indices.size();
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if(std::vector<Allocator::buffer_info> out; indexedBufferMemory = alloc.createBuffers({
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{indexSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT, buffer::vk::indices.data(), indexSize, 0},
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{vertexSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, buffer::vk::vertices.data(), vertexSize, 0}
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}, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, out)) {
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indexBuffer = out[0];
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vertexBuffer = out[1];
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} else {
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FATAL("Cannot create vertex buffer");
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}
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}
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allocate(alloc, views, pipe, info.swapDetails.capabilities.currentExtent, opt);
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}
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CommandCenter::~CommandCenter() {
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if(!freed)
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free();
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vkDestroyBuffer(device, indexBuffer.buffer, ALLOC);
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vkDestroyBuffer(device, vertexBuffer.buffer, ALLOC);
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indexedBufferMemory.reset();
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vkDestroyCommandPool(device, graphicsPool, ALLOC);
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}
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#include <glm/gtc/matrix_transform.hpp>
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void CommandCenter::allocate(Allocator& alloc, const std::vector<VkImageView>& views, const Pipeline& pipe, VkExtent2D extent,
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const renderOptions& opt)
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{
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assert(freed);
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framebuffers.resize(views.size());
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for (size_t i = 0; i < views.size(); i++) {
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VkImageView attachments[] = { views[i] };
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VkFramebufferCreateInfo framebufferInfo{};
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framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
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framebufferInfo.renderPass = pipe.getRenderPass();
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framebufferInfo.attachmentCount = 1;
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framebufferInfo.pAttachments = attachments;
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framebufferInfo.width = extent.width;
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framebufferInfo.height = extent.height;
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framebufferInfo.layers = 1;
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if (vkCreateFramebuffer(device, &framebufferInfo, ALLOC, &framebuffers[i]) != VK_SUCCESS) {
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FATAL("Failed to create framebuffer!");
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}
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}
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{ // Uniform buffers
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VkDeviceSize bufferSize = sizeof(buffer::vk::UniformBufferObject);
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std::vector<Allocator::buffer_requirement> requirements;
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requirements.resize(framebuffers.size(), Allocator::buffer_requirement{bufferSize, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT});
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uniformBuffersMemory = alloc.createBuffers(requirements, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, uniformBuffers);
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if (!uniformBuffersMemory) {
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FATAL("Failed to allocate UBO");
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}
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}
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{ // Descriptor pool
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VkDescriptorPoolSize poolSize{};
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poolSize.type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
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poolSize.descriptorCount = framebuffers.size();
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VkDescriptorPoolCreateInfo poolInfo{};
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poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
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poolInfo.poolSizeCount = 1;
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poolInfo.pPoolSizes = &poolSize;
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poolInfo.maxSets = framebuffers.size();
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poolInfo.flags = 0; //VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT
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if (vkCreateDescriptorPool(device, &poolInfo, nullptr, &descriptorPool) != VK_SUCCESS) {
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FATAL("Failed to create descriptor pool!");
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}
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}
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{ // Descriptor sets
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std::vector<VkDescriptorSetLayout> layouts(framebuffers.size(), pipe.getDescriptorSet());
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VkDescriptorSetAllocateInfo allocInfo{};
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allocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
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allocInfo.descriptorPool = descriptorPool;
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allocInfo.descriptorSetCount = framebuffers.size();
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allocInfo.pSetLayouts = layouts.data();
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descriptorSets.resize(framebuffers.size());
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if (vkAllocateDescriptorSets(device, &allocInfo, descriptorSets.data()) != VK_SUCCESS) {
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FATAL("Failed to allocate descriptor sets!");
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}
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for (size_t i = 0; i < descriptorSets.size(); i++) {
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VkDescriptorBufferInfo bufferInfo{};
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bufferInfo.buffer = uniformBuffers[i].buffer;
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bufferInfo.offset = 0;
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bufferInfo.range = sizeof(buffer::vk::UniformBufferObject);
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VkWriteDescriptorSet descriptorWrite{};
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descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
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descriptorWrite.dstSet = descriptorSets[i];
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descriptorWrite.dstBinding = 0;
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descriptorWrite.dstArrayElement = 0;
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descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
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descriptorWrite.descriptorCount = 1;
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descriptorWrite.pBufferInfo = &bufferInfo;
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descriptorWrite.pImageInfo = nullptr;
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descriptorWrite.pTexelBufferView = nullptr;
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vkUpdateDescriptorSets(device, 1, &descriptorWrite, 0, nullptr);
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}
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}
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{
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graphicsBuffers.resize(framebuffers.size());
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VkCommandBufferAllocateInfo allocInfo{};
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allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
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allocInfo.commandPool = graphicsPool;
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allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
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allocInfo.commandBufferCount = (uint32_t) graphicsBuffers.size();
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if (vkAllocateCommandBuffers(device, &allocInfo, graphicsBuffers.data()) != VK_SUCCESS) {
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FATAL("Failed to allocate graphics buffers!");
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}
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}
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for (size_t i = 0; i < graphicsBuffers.size(); i++) {
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VkCommandBufferBeginInfo beginInfo{};
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beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
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beginInfo.flags = 0;
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beginInfo.pInheritanceInfo = nullptr;
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if (vkBeginCommandBuffer(graphicsBuffers[i], &beginInfo) != VK_SUCCESS) {
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FATAL("Failed to begin recording command buffer!");
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}
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VkRenderPassBeginInfo renderPassInfo{};
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renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
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renderPassInfo.renderPass = pipe.getRenderPass();
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renderPassInfo.framebuffer = framebuffers[i];
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renderPassInfo.renderArea.offset = {0, 0};
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renderPassInfo.renderArea.extent = extent;
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VkClearValue clearColor = {opt.clear_color.x, opt.clear_color.y, opt.clear_color.z, opt.clear_color.a};
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renderPassInfo.clearValueCount = 1; //TODO: clear depth
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renderPassInfo.pClearValues = &clearColor;
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vkCmdBeginRenderPass(graphicsBuffers[i], &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE);
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vkCmdBindPipeline(graphicsBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipe.getPipeline());
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VkBuffer vertexBuffers[] = {vertexBuffer.buffer};
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VkDeviceSize offsets[] = {0};
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vkCmdBindVertexBuffers(graphicsBuffers[i], 0, 1, vertexBuffers, offsets);
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vkCmdBindIndexBuffer(graphicsBuffers[i], indexBuffer.buffer, 0, VK_INDEX_TYPE_UINT16);
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vkCmdBindDescriptorSets(graphicsBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipe.getLayout(), 0, 1, &descriptorSets[i], 0, nullptr);
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vkCmdDrawIndexed(graphicsBuffers[i], static_cast<uint32_t>(buffer::vk::indices.size()), 1, 0, 0, 0);
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vkCmdEndRenderPass(graphicsBuffers[i]);
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if (vkEndCommandBuffer(graphicsBuffers[i]) != VK_SUCCESS) {
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FATAL("Failed to record graphics buffer!");
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}
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}
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proj = glm::perspective(glm::radians(45.0f), extent.width / (float) extent.height, 0.1f, 10.0f);
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proj[1][1] *= -1;
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freed = false;
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}
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void CommandCenter::free() {
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assert(!freed);
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vkFreeCommandBuffers(device, graphicsPool, static_cast<uint32_t>(graphicsBuffers.size()), graphicsBuffers.data());
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vkDestroyDescriptorPool(device, descriptorPool, nullptr);
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for (size_t i = 0; i < uniformBuffers.size(); i++) {
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vkDestroyBuffer(device, uniformBuffers[i].buffer, ALLOC);
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}
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uniformBuffersMemory.reset();
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for (size_t i = 0; i < framebuffers.size(); i++) {
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vkDestroyFramebuffer(device, framebuffers[i], nullptr);
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}
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freed = true;
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}
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#include <chrono>
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#include <memory.h>
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void CommandCenter::updateUBO(uint32_t idx) {
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static auto startTime = std::chrono::high_resolution_clock::now();
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auto currentTime = std::chrono::high_resolution_clock::now();
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float time = std::chrono::duration<float, std::chrono::seconds::period>(currentTime - startTime).count();
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buffer::vk::UniformBufferObject ubo{};
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ubo.model = glm::rotate(glm::mat4(1.0f), time * glm::radians(90.0f), glm::vec3(0.0f, 0.0f, 1.0f));
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ubo.view = glm::lookAt(glm::vec3(2.0f, 2.0f, 2.0f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, 1.0f));
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ubo.proj = proj;
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memcpy(uniformBuffersMemory->ptr + uniformBuffers[idx].offset, &ubo, sizeof(ubo));
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}
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void CommandCenter::submitGraphics(uint32_t idx, VkSemaphore waitSemaphore, VkSemaphore signalSemaphore, VkFence submittedFence) {
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assert(!freed);
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VkSubmitInfo submitInfo{};
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submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
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VkSemaphore waitSemaphores[] = {waitSemaphore};
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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 = 1;
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submitInfo.pCommandBuffers = &graphicsBuffers[idx];
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VkSemaphore signalSemaphores[] = {signalSemaphore};
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submitInfo.signalSemaphoreCount = 1;
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submitInfo.pSignalSemaphores = signalSemaphores;
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vkResetFences(device, 1, &submittedFence);
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if (vkQueueSubmit(graphicsQueue, 1, &submitInfo, submittedFence) != VK_SUCCESS) {
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FATAL("Failed to submit draw command buffer!");
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}
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}
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