JimmyBinoculars/Cheap-Vulkan-Renderer
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Set up most of the pipeline, seg fault

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JimmyBinoculars
2026-02-20 11:01:18 +00:00
parent 958bf93546
commit 8515256162
3 changed files with 138 additions and 4 deletions
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a.out
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127
cve_pipeline.cpp
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@@ -10,6 +10,12 @@ namespace cve {
createGraphicsPipeline(vertFilepath, fragFilepath, configInfo);
}
CvePipeline::~CvePipeline() {
vkDestroyShaderModule(cveDevice.device(), vertShaderModule, nullptr);
vkDestroyPipeline(cveDevice.device(), graphicsPipeline, nullptr);
vkDestroyShaderModule(cveDevice.device(), fragShaderModule, nullptr);
}
std::vector<char> CvePipeline::readFile(const std::string& filepath) {
std::ifstream file{filepath, std::ios::ate | std::ios::binary};
@@ -32,8 +38,57 @@ namespace cve {
auto vertCode = readFile(vertFilepath);
auto fragCode = readFile(fragFilepath);
std::cout << "Vertex shader code size: " << vertCode.size() << '\n';
std::cout << "Fragment shader code size: " << fragCode.size() << '\n';
createShaderModule(vertCode, &vertShaderModule);
createShaderModule(fragCode, &fragShaderModule);
VkPipelineShaderStageCreateInfo shaderStages[2];
shaderStages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
shaderStages[0].stage = VK_SHADER_STAGE_VERTEX_BIT;
shaderStages[0].module = vertShaderModule;
shaderStages[0].pName = "main";
shaderStages[0].flags = 0;
shaderStages[0].pName = nullptr;
shaderStages[0].pSpecializationInfo = nullptr;
shaderStages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
shaderStages[0].stage = VK_SHADER_STAGE_FRAGMENT_BIT;
shaderStages[0].module = fragShaderModule;
shaderStages[0].pName = "main";
shaderStages[0].flags = 0;
shaderStages[0].pName = nullptr;
shaderStages[0].pSpecializationInfo = nullptr;
VkPipelineVertexInputStateCreateInfo vertexInputInfo{};
vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
vertexInputInfo.vertexBindingDescriptionCount = 0;
vertexInputInfo.vertexAttributeDescriptionCount = 0;
vertexInputInfo.pVertexBindingDescriptions = nullptr;
vertexInputInfo.pVertexAttributeDescriptions = nullptr;
VkGraphicsPipelineCreateInfo pipelineInfo{};
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
pipelineInfo.stageCount = 2;
pipelineInfo.pStages = shaderStages;
pipelineInfo.pVertexInputState = &vertexInputInfo;
pipelineInfo.pInputAssemblyState = &configInfo.inputAssemblyInfo;
pipelineInfo.pViewportState = &configInfo.viewportInfo;
pipelineInfo.pRasterizationState = &configInfo.rasterizationInfo;
pipelineInfo.pMultisampleState = &configInfo.multisampleInfo;
pipelineInfo.pColorBlendState = &configInfo.colorBlendInfo;
pipelineInfo.pDepthStencilState = &configInfo.depthStencilInfo;
pipelineInfo.pDynamicState = nullptr;
pipelineInfo.layout = configInfo.pipelineLayout;
pipelineInfo.renderPass = configInfo.renderPass;
pipelineInfo.subpass = configInfo.subpass;
pipelineInfo.basePipelineIndex = -1;
pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
if (vkCreateGraphicsPipelines(cveDevice.device(), VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline)
!= VK_SUCCESS) {
throw std::runtime_error("Failed to create graphics pipeline.");
}
}
void CvePipeline::createShaderModule(const std::vector<char>& code, VkShaderModule *shaderModule) {
@@ -54,6 +109,74 @@ namespace cve {
configInfo.inputAssemblyInfo.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
configInfo.inputAssemblyInfo.primitiveRestartEnable = VK_FALSE;
configInfo.viewport.x = 0.0f;
configInfo.viewport.y = 0.0f;
configInfo.viewport.width = static_cast<float>(width);
configInfo.viewport.height = static_cast<float>(height);
configInfo.viewport.minDepth = 0.0f;
configInfo.viewport.maxDepth = 1.0f;
configInfo.scissor.offset = {0, 0};
configInfo.scissor.extent = {width, height};
configInfo.viewportInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
configInfo.viewportInfo.viewportCount = 1;
configInfo.viewportInfo.pViewports = &configInfo.viewport;
configInfo.viewportInfo.scissorCount = 1;
configInfo.viewportInfo.pScissors = &configInfo.scissor;
configInfo.rasterizationInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
configInfo.rasterizationInfo.depthClampEnable = VK_FALSE;
configInfo.rasterizationInfo.rasterizerDiscardEnable = VK_FALSE;
configInfo.rasterizationInfo.polygonMode = VK_POLYGON_MODE_FILL;
configInfo.rasterizationInfo.lineWidth = 1.0f;
configInfo.rasterizationInfo.cullMode = VK_CULL_MODE_NONE;
configInfo.rasterizationInfo.frontFace = VK_FRONT_FACE_CLOCKWISE;
configInfo.rasterizationInfo.depthBiasEnable = VK_FALSE;
configInfo.rasterizationInfo.depthBiasConstantFactor = 0.0f;
configInfo.rasterizationInfo.depthBiasClamp = 0.0f;
configInfo.rasterizationInfo.depthBiasSlopeFactor = 0.0f;
configInfo.multisampleInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
configInfo.multisampleInfo.sampleShadingEnable = VK_FALSE;
configInfo.multisampleInfo.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
configInfo.multisampleInfo.minSampleShading = 1.0f; // Optional
configInfo.multisampleInfo.pSampleMask = nullptr; // Optional
configInfo.multisampleInfo.alphaToCoverageEnable = VK_FALSE; // Optional
configInfo.multisampleInfo.alphaToOneEnable = VK_FALSE; // Optional
configInfo.colorBlendAttachment.colorWriteMask =
VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT |
VK_COLOR_COMPONENT_A_BIT;
configInfo.colorBlendAttachment.blendEnable = VK_FALSE;
configInfo.colorBlendAttachment.srcColorBlendFactor = VK_BLEND_FACTOR_ONE; // Optional
configInfo.colorBlendAttachment.dstColorBlendFactor = VK_BLEND_FACTOR_ZERO; // Optional
configInfo.colorBlendAttachment.colorBlendOp = VK_BLEND_OP_ADD; // Optional
configInfo.colorBlendAttachment.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE; // Optional
configInfo.colorBlendAttachment.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO; // Optional
configInfo.colorBlendAttachment.alphaBlendOp = VK_BLEND_OP_ADD; // Optional
configInfo.colorBlendInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
configInfo.colorBlendInfo.logicOpEnable = VK_FALSE;
configInfo.colorBlendInfo.logicOp = VK_LOGIC_OP_COPY; // Optional
configInfo.colorBlendInfo.attachmentCount = 1;
configInfo.colorBlendInfo.pAttachments = &configInfo.colorBlendAttachment;
configInfo.colorBlendInfo.blendConstants[0] = 0.0f; // Optional
configInfo.colorBlendInfo.blendConstants[1] = 0.0f; // Optional
configInfo.colorBlendInfo.blendConstants[2] = 0.0f; // Optional
configInfo.colorBlendInfo.blendConstants[3] = 0.0f; // Optional
configInfo.depthStencilInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
configInfo.depthStencilInfo.depthTestEnable = VK_TRUE;
configInfo.depthStencilInfo.depthWriteEnable = VK_TRUE;
configInfo.depthStencilInfo.depthCompareOp = VK_COMPARE_OP_LESS;
configInfo.depthStencilInfo.depthBoundsTestEnable = VK_FALSE;
configInfo.depthStencilInfo.minDepthBounds = 0.0f; // Optional
configInfo.depthStencilInfo.maxDepthBounds = 1.0f; // Optional
configInfo.depthStencilInfo.stencilTestEnable = VK_FALSE;
configInfo.depthStencilInfo.front = {}; // Optional
configInfo.depthStencilInfo.back = {}; // Optional
return configInfo;
}
}

15
cve_pipeline.hpp
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@@ -7,13 +7,24 @@
namespace cve {
struct PipelineConfigInfo {
VkPipelineInputAssemblyStateCreateInfo inputAssemblyInfo{};
VkViewport viewport;
VkRect2D scissor;
VkPipelineViewportStateCreateInfo viewportInfo;
VkPipelineInputAssemblyStateCreateInfo inputAssemblyInfo;
VkPipelineRasterizationStateCreateInfo rasterizationInfo;
VkPipelineMultisampleStateCreateInfo multisampleInfo;
VkPipelineColorBlendAttachmentState colorBlendAttachment;
VkPipelineColorBlendStateCreateInfo colorBlendInfo;
VkPipelineDepthStencilStateCreateInfo depthStencilInfo;
VkPipelineLayout pipelineLayout = nullptr;
VkRenderPass renderPass = nullptr;
uint32_t subpass = 0;
};
class CvePipeline {
public:
CvePipeline(CveDevice &device, const std::string& vertFilepath,
const std::string& fragFilepath, const PipelineConfigInfo &configInfo);
~CvePipeline() {};
~CvePipeline();
CvePipeline(const CvePipeline&) = delete;
void operator=(const CvePipeline&) = delete;