Создание графического конвейера

.vscode/c_cpp_properties.json

@@ -5,7 +5,8 @@
             "includePath": [
                 "${workspaceFolder}/include",
                 "C:/VulkanSDK/1.2.189.2/Include",
-                "${workspaceFolder}/../dependencies/GLFW/include"
+                "${workspaceFolder}/../dependencies/GLFW/include",
+                "${workspaceFolder}/../dependencies/glm"
             ],
             "compilerPath": "C:/MinGW/bin/g++.exe",
             "cStandard": "c11",

.vscode/settings.json

@@ -41,6 +41,10 @@
         "stdexcept": "cpp",
         "streambuf": "cpp",
         "typeinfo": "cpp",
-        "cstring": "cpp"
+        "cstring": "cpp",
+        "list": "cpp",
+        "unordered_set": "cpp",
+        "map": "cpp",
+        "set": "cpp"
     }
 }

.vscode/tasks.json

@@ -16,6 +16,7 @@
                 "-LC:/VulkanSDK/1.2.189.2/Lib32",
 
                 "-I${workspaceRoot}/../dependencies/GLFW/include",
+                "-I${workspaceRoot}/../dependencies/glm",
                 "-L${workspaceRoot}/../dependencies/GLFW/lib-mingw",
                 "-static",
                 "-lvulkan-1",

include/Vertex.h

@@ -0,0 +1,11 @@
+#ifndef VERTEX_H
+#define VERTEX_H
+
+#include <GLM/vec3.hpp>
+
+typedef struct _Vertex
+{
+    glm::vec3 position, color;    
+} Vertex;
+
+#endif // VERTEX_H

include/vk.h

@@ -23,6 +23,8 @@ class Vulkan
         std::vector<VkImage> swapChainImages; // Изображения из списка показа
         std::vector<VkImageView> swapChainImageViews; // Информация об изображениях из списка показа
         VkRenderPass renderPass; // Проходы рендера
+        VkPipelineLayout pipelineLayout; // Раскладка конвейера
+        VkPipeline graphicsPipeline; // Графический конвейер
 
         // Структура для хранения флагов
         struct 
@@ -39,6 +41,7 @@ class Vulkan
         void createSwapchain(GLFWwindow* window); // Создание цепочки показа
         void createRenderpass(); // Создание проходов рендера
         VkShaderModule createShaderModule(const char * filename); // Создание шейдерного модуля
+        void createGraphicPipeline(); // Создание графического конвеера
 };  
 
 #endif // VK_H

src/vk.cpp

@@ -1,4 +1,5 @@
 #include "vk.h"
+#include "Vertex.h"
 
 #include <iostream>
 #include <vector>
@@ -17,11 +18,14 @@ void Vulkan::init(GLFWwindow* window)
     createLogicalDevice(deviceExtensions); // Создание физического устройства
     createSwapchain(window); // Создание списка показа
     createRenderpass(); // Создание проходов рендера
+    createGraphicPipeline(); // Создание графического конвейера
 }
 
 // завершение работы
 void Vulkan::destroy()
 {
+    vkDestroyPipeline(logicalDevice, graphicsPipeline, nullptr);
+    vkDestroyPipelineLayout(logicalDevice, pipelineLayout, nullptr);
     vkDestroyRenderPass(logicalDevice, renderPass, nullptr);
 
     // Уничтожение информации о изображениях списка показа
@@ -562,3 +566,154 @@ VkShaderModule Vulkan::createShaderModule(const char * filename)
 
     return shaderModule;
 }
+
+// Создание графического конвеера
+void Vulkan::createGraphicPipeline()
+{
+    // Входные данные вершин
+    VkPipelineVertexInputStateCreateInfo vertexInputInfo{};
+    vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
+
+    // Привязка
+    VkVertexInputBindingDescription bindingDescription{};
+    bindingDescription.binding = 0;
+    bindingDescription.stride = sizeof(Vertex);
+    bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
+
+    // Описание атрибута 
+    VkVertexInputAttributeDescription attributeDescriptions[2];
+
+    attributeDescriptions[0].binding = 0;
+    attributeDescriptions[0].location = 0;
+    attributeDescriptions[0].format = VK_FORMAT_R32G32_SFLOAT;
+    attributeDescriptions[0].offset = offsetof(Vertex, position);
+
+    attributeDescriptions[1].binding = 0;
+    attributeDescriptions[1].location = 1;
+    attributeDescriptions[1].format = VK_FORMAT_R32G32B32_SFLOAT;
+    attributeDescriptions[1].offset = offsetof(Vertex, color);
+
+    vertexInputInfo.vertexBindingDescriptionCount = 1;
+    vertexInputInfo.vertexAttributeDescriptionCount = 2;
+    vertexInputInfo.pVertexBindingDescriptions = &bindingDescription;
+    vertexInputInfo.pVertexAttributeDescriptions = attributeDescriptions;
+
+    // Входной сборщик
+    VkPipelineInputAssemblyStateCreateInfo inputAssembly{};
+    inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
+    inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
+    inputAssembly.primitiveRestartEnable = VK_FALSE;
+
+    // Область просмотра
+    VkViewport viewport{};
+    viewport.x = 0.0f;
+    viewport.y = 0.0f;
+    viewport.width = surface.selectedExtent.width;
+    viewport.height = surface.selectedExtent.height;
+    viewport.minDepth = 0.0f;
+    viewport.maxDepth = 1.0f;
+
+    // Прямоугольник отсечения
+    VkRect2D scissor{};
+    scissor.offset = {0, 0};
+    scissor.extent = surface.selectedExtent;
+
+    // Состояние области просмотра
+    VkPipelineViewportStateCreateInfo viewportState{};
+    viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
+    viewportState.viewportCount = 1;
+    viewportState.pViewports = &viewport;
+    viewportState.scissorCount = 1;
+    viewportState.pScissors = &scissor;
+
+    // Растеризатор
+    VkPipelineRasterizationStateCreateInfo rasterizer{};
+    rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
+    rasterizer.depthClampEnable = VK_FALSE;
+    rasterizer.rasterizerDiscardEnable = VK_FALSE;
+    rasterizer.polygonMode = VK_POLYGON_MODE_FILL;
+    rasterizer.lineWidth = 1.0f;
+    rasterizer.cullMode = VK_CULL_MODE_BACK_BIT;
+    rasterizer.frontFace = VK_FRONT_FACE_CLOCKWISE;
+    rasterizer.depthBiasEnable = VK_FALSE;
+
+    // Мультисэмплинг 
+    VkPipelineMultisampleStateCreateInfo multisampling{};
+    multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
+    multisampling.sampleShadingEnable = VK_FALSE;
+    multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
+
+    // Смешивание цветов для буфера
+    VkPipelineColorBlendAttachmentState colorBlendAttachment{};
+    colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
+    colorBlendAttachment.blendEnable = VK_FALSE;
+
+    // Глобальные настройки смешивания цветов
+    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;
+
+    // раскладка конвейера
+    VkPipelineLayoutCreateInfo pipelineLayoutInfo{};
+    pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
+    pipelineLayoutInfo.setLayoutCount = 0;
+    pipelineLayoutInfo.pushConstantRangeCount = 0;
+
+    if (vkCreatePipelineLayout(logicalDevice, &pipelineLayoutInfo, nullptr, &pipelineLayout) != VK_SUCCESS) 
+    {
+        throw std::runtime_error("Unable to create pipeline layout");
+    }
+
+    // Создание шейдеров
+    VkShaderModule vertShaderModule = createShaderModule("shaders/vert.spv");
+    VkShaderModule fragShaderModule = createShaderModule("shaders/frag.spv");
+
+    VkPipelineShaderStageCreateInfo vertShaderStageInfo{};
+    vertShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
+    vertShaderStageInfo.stage = VK_SHADER_STAGE_VERTEX_BIT;
+    vertShaderStageInfo.module = vertShaderModule;
+    vertShaderStageInfo.pName = "main";
+
+    VkPipelineShaderStageCreateInfo fragShaderStageInfo{};
+    fragShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
+    fragShaderStageInfo.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
+    fragShaderStageInfo.module = fragShaderModule;
+    fragShaderStageInfo.pName = "main";
+
+    // Шейдерные стадии
+    VkPipelineShaderStageCreateInfo shaderStages[] = {vertShaderStageInfo, fragShaderStageInfo};
+
+    
+    // Информация о создаваемом конвейере
+    VkGraphicsPipelineCreateInfo pipelineInfo{};
+    pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+    pipelineInfo.stageCount = 2;
+    pipelineInfo.pStages = shaderStages;
+    pipelineInfo.pVertexInputState = &vertexInputInfo;
+    pipelineInfo.pInputAssemblyState = &inputAssembly;
+    pipelineInfo.pViewportState = &viewportState;
+    pipelineInfo.pRasterizationState = &rasterizer;
+    pipelineInfo.pMultisampleState = &multisampling;
+    pipelineInfo.pColorBlendState = &colorBlending;
+    pipelineInfo.layout = pipelineLayout;
+    pipelineInfo.renderPass = renderPass;
+    pipelineInfo.subpass = 0;
+    pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
+
+    // Создание графического конвейера
+    if (vkCreateGraphicsPipelines(logicalDevice, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) 
+    {
+        throw std::runtime_error("Unable to create graphics pipeline");
+    }
+
+    // Удаление шейдерных модулей
+    vkDestroyShaderModule(logicalDevice, fragShaderModule, nullptr);
+    vkDestroyShaderModule(logicalDevice, vertShaderModule, nullptr);
+}