Add create graphycs_pipeline

Core/Core/RenderEngine.cpp

@@ -363,6 +363,37 @@ void RenderEngine::create_image_views()
     }
 }
 
+void RenderEngine::create_render_pass()
+{
+    VkAttachmentDescription attachment_description{};
+    attachment_description.format = swapchain_image_format_;
+    attachment_description.samples = VK_SAMPLE_COUNT_1_BIT;
+    attachment_description.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+    attachment_description.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+    attachment_description.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+    attachment_description.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+    attachment_description.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+    attachment_description.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+
+    VkAttachmentReference attachment_reference{};
+    attachment_reference.attachment = 0;
+    attachment_reference.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+    VkSubpassDescription subpass_description{};
+    subpass_description.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
+    subpass_description.colorAttachmentCount = 1;
+    subpass_description.pColorAttachments = &attachment_reference;
+    
+    VkRenderPassCreateInfo render_pass_info{};
+    render_pass_info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
+    render_pass_info.attachmentCount = 1;
+    render_pass_info.pAttachments = &attachment_description;
+    render_pass_info.subpassCount = 1;
+    render_pass_info.pSubpasses = &subpass_description;
+
+    VK_CHECK(vkCreateRenderPass(device_, &render_pass_info, nullptr, &render_pass_));
+}
+
 void RenderEngine::create_graphycs_pipleline()
 {
     std::ifstream vertex_shader_file("Shaders/vertex.spv", std::ios::binary);
@@ -389,10 +420,10 @@ void RenderEngine::create_graphycs_pipleline()
     vertex_shader_stage_info.pName = "main";
 
     VkPipelineShaderStageCreateInfo fragment_shader_stage_info{};
-    vertex_shader_stage_info.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
+    fragment_shader_stage_info.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
-    vertex_shader_stage_info.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
+    fragment_shader_stage_info.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
-    vertex_shader_stage_info.module = fragment_shader;
+    fragment_shader_stage_info.module = fragment_shader;
-    vertex_shader_stage_info.pName = "main";
+    fragment_shader_stage_info.pName = "main";
 
     VkPipelineShaderStageCreateInfo shader_stages[] = {vertex_shader_stage_info, fragment_shader_stage_info};
     const std::vector<VkDynamicState> dynamic_states = {
@@ -446,6 +477,11 @@ void RenderEngine::create_graphycs_pipleline()
     rasterization_info.frontFace = VK_FRONT_FACE_CLOCKWISE;
     rasterization_info.depthBiasEnable = VK_FALSE;
 
+    VkPipelineMultisampleStateCreateInfo multisample_info{};
+    multisample_info.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
+    multisample_info.sampleShadingEnable = VK_FALSE;
+    multisample_info.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
+
     VkPipelineColorBlendAttachmentState color_blend_attachment_state{};
     color_blend_attachment_state.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
     color_blend_attachment_state.blendEnable = VK_TRUE;
@@ -460,6 +496,7 @@ void RenderEngine::create_graphycs_pipleline()
     color_blend_info.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
     color_blend_info.logicOpEnable = VK_FALSE;
     color_blend_info.attachmentCount = 1;
+    color_blend_info.pAttachments = &color_blend_attachment_state;
     color_blend_info.blendConstants[0] = 0.0f;
     color_blend_info.blendConstants[1] = 0.0f;
     color_blend_info.blendConstants[2] = 0.0f;
@@ -469,6 +506,26 @@ void RenderEngine::create_graphycs_pipleline()
     pipeline_layout_info.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
 
     VK_CHECK(vkCreatePipelineLayout(device_, &pipeline_layout_info, nullptr, &pipeline_layout_));
+
+    VkGraphicsPipelineCreateInfo graphics_pipeline_info{};
+    graphics_pipeline_info.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+    graphics_pipeline_info.stageCount = 2;
+    graphics_pipeline_info.pStages = shader_stages;
+    graphics_pipeline_info.layout = pipeline_layout_;
+    graphics_pipeline_info.pColorBlendState = &color_blend_info;
+    graphics_pipeline_info.pDynamicState = &dynamic_state_info;
+    graphics_pipeline_info.pInputAssemblyState = &input_assembly_info;
+    graphics_pipeline_info.pMultisampleState = &multisample_info;
+    graphics_pipeline_info.pRasterizationState = &rasterization_info;
+    graphics_pipeline_info.pViewportState = &viewport_info;
+    graphics_pipeline_info.pVertexInputState = &vertex_input_info;
+    graphics_pipeline_info.pDepthStencilState = nullptr;
+    graphics_pipeline_info.renderPass = render_pass_;
+    graphics_pipeline_info.subpass = 0;
+    graphics_pipeline_info.basePipelineHandle = nullptr;
+    graphics_pipeline_info.basePipelineIndex = -1;
+
+    VK_CHECK(vkCreateGraphicsPipelines(device_, nullptr, 1, &graphics_pipeline_info, nullptr, &graphycs_pipeline_));
     
     vkDestroyShaderModule(device_, vertex_shader, nullptr);
     vkDestroyShaderModule(device_, fragment_shader, nullptr);
@@ -492,13 +549,20 @@ window_(window)
     create_logical_device();
     create_swapchain(desired_present_mode);
     create_image_views();
+    create_render_pass();
     create_graphycs_pipleline();
 }
 
 RenderEngine::~RenderEngine()
 {
+    if (graphycs_pipeline_ != VK_NULL_HANDLE)
+        vkDestroyPipeline(device_, graphycs_pipeline_, nullptr);
+    
     if (pipeline_layout_ != VK_NULL_HANDLE)
         vkDestroyPipelineLayout(device_, pipeline_layout_, nullptr);
+
+    if (render_pass_ != VK_NULL_HANDLE)
+        vkDestroyRenderPass(device_, render_pass_, nullptr);
     
     for (auto image_view : swapchain_image_views_)
         vkDestroyImageView(device_, image_view, nullptr);

Core/Core/RenderEngine.h

@@ -48,7 +48,9 @@ class RenderEngine
     VkFormat swapchain_image_format_;
     VkExtent2D swapchain_extent_;
     std::vector<VkImageView> swapchain_image_views_;
+    VkRenderPass render_pass_ = VK_NULL_HANDLE;
     VkPipelineLayout pipeline_layout_ = VK_NULL_HANDLE;
+    VkPipeline graphycs_pipeline_ = VK_NULL_HANDLE;
 
 #ifdef _DEBUG
     VkResult enable_layer_validation(VkDebugUtilsMessengerCreateInfoEXT* create_info);
@@ -71,6 +73,7 @@ class RenderEngine
     void create_logical_device();
     void create_swapchain(VkPresentModeKHR desired_present_mode);
     void create_image_views();
+    void create_render_pass();
     void create_graphycs_pipleline();
 public:
     // Can throw the exception