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Scopri come ottimizzare il tuo progetto di grafica 3D con Vulkan. Questo articolo esplora la creazione e gestione delle pipeline grafiche, fornendo un'analisi dettagliata delle strutture e delle funzioni necessarie per garantire risultati eccellenti. Approfondisci ora per migliorare le tue competenze!

#include "stdafx.h" #include "VulkanGraphicsPipeline.h" #include "VulkanPipelineLayout.h" #include "VulkanRenderPass.h" #include "VulkanVertexShader.h" #include "VulkanFragmentShader.h" #include "VulkanDevice.h" #include "VulkanSwapChain.h" #include "VulkanGraphicsPipelineState.h" #include "VulkanShaderProgram.h" VulkanGraphicsPipeline::VulkanGraphicsPipeline(VulkanDevice& device) : m_Device(device) { } VulkanGraphicsPipeline::~VulkanGraphicsPipeline() { Destroy(); } void VulkanGraphicsPipeline::Create(VulkanRenderPass& renderPass, VulkanPipelineLayout& pipelineLayout, VulkanGraphicsPipelineState& graphicsPipelineState, VulkanShaderProgram& shaderProgram, VkExtent2D extent) { VkGraphicsPipelineCreateInfo pipelineCreateInfo = {}; pipelineCreateInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; pipelineCreateInfo.pNext = nullptr; pipelineCreateInfo.flags = 0; pipelineCreateInfo.stageCount = static_cast(shaderProgram.GetShaders().size()); pipelineCreateInfo.pStages = shaderProgram.GetShaders().data(); pipelineCreateInfo.pVertexInputState = &graphicsPipelineState.GetVertexInputState(); pipelineCreateInfo.pInputAssemblyState = &graphicsPipelineState.GetInputAssemblyState(); pipelineCreateInfo.pTessellationState = nullptr; pipelineCreateInfo.pViewportState = &graphicsPipelineState.GetViewportState(); pipelineCreateInfo.pRasterizationState = &graphicsPipelineState.GetRasterizationState(); pipelineCreateInfo.pMultisampleState = &graphicsPipelineState.GetMultisampleState(); pipelineCreateInfo.pDepthStencilState = &graphicsPipelineState.GetDepthStencilState(); pipelineCreateInfo.pColorBlendState = &graphicsPipelineState.GetColorBlendState(); pipelineCreateInfo.pDynamicState = &graphicsPipelineState.GetDynamicState(); pipelineCreateInfo.layout = pipelineLayout.GetPipelineLayout(); pipelineCreateInfo.renderPass = renderPass.GetRenderPass(); pipelineCreateInfo.subpass = 0; pipelineCreateInfo.basePipelineHandle = VK_NULL_HANDLE; pipelineCreateInfo.basePipelineIndex = -1; VkResult result = vkCreateGraphicsPipelines(m_Device.GetDevice(), VK_NULL_HANDLE, 1, &pipelineCreateInfo, nullptr, &m_Pipeline); if (result != VK_SUCCESS) { throw std::runtime_error("Failed to create graphics pipeline"); } } void VulkanGraphicsPipeline::Destroy() { if (m_Pipeline != nullptr) { vkDestroyPipeline(m_Device.GetDevice(), m_Pipeline, nullptr); m_Pipeline = nullptr; } } VkPipeline VulkanGraphicsPipeline::GetPipeline() const { return m_Pipeline; }