60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
#include "cve_pipeline.hpp"
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#include <fstream>
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#include <stdexcept>
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#include <iostream>
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namespace cve {
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CvePipeline::CvePipeline(CveDevice &device, const std::string& vertFilepath,
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const std::string& fragFilepath, const PipelineConfigInfo &configInfo) : cveDevice{device} {
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createGraphicsPipeline(vertFilepath, fragFilepath, configInfo);
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}
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std::vector<char> CvePipeline::readFile(const std::string& filepath) {
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std::ifstream file{filepath, std::ios::ate | std::ios::binary};
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if (!file.is_open()) {
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throw std::runtime_error("Failed to open file: "
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+ filepath);
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}
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size_t fileSize = static_cast<size_t>(file.tellg());
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std::vector<char> buffer(fileSize);
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file.seekg(0);
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file.read(buffer.data(), fileSize);
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file.close();
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return buffer;
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}
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void CvePipeline::createGraphicsPipeline(const std::string& vertFilepath,
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const std::string& fragFilepath, const PipelineConfigInfo &configInfo) {
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auto vertCode = readFile(vertFilepath);
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auto fragCode = readFile(fragFilepath);
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std::cout << "Vertex shader code size: " << vertCode.size() << '\n';
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std::cout << "Fragment shader code size: " << fragCode.size() << '\n';
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}
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void CvePipeline::createShaderModule(const std::vector<char>& code, VkShaderModule *shaderModule) {
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VkShaderModuleCreateInfo createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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createInfo.codeSize = code.size();
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createInfo.pCode = reinterpret_cast<const uint32_t*>(code.data());
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if (vkCreateShaderModule(cveDevice.device(), &createInfo, nullptr, shaderModule) != VK_SUCCESS) {
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throw std::runtime_error("Failed to create shader module.");
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}
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}
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PipelineConfigInfo CvePipeline::defaultPipelineConfigInfo(uint32_t width, uint32_t height) {
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PipelineConfigInfo configInfo{};
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configInfo.inputAssemblyInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
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configInfo.inputAssemblyInfo.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
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configInfo.inputAssemblyInfo.primitiveRestartEnable = VK_FALSE;
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return configInfo;
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}
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}
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