Add test pipeline creation
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14dabd5af0
commit
210ca8233a
1 changed files with 178 additions and 32 deletions
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@ -6,6 +6,7 @@
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#include <cstdio>
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#include <array>
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#include <limits>
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#include <fstream>
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#include "gfx_rendering_api.h"
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#include "gfx_pc.h"
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@ -36,6 +37,9 @@ static uint32_t current_frame = 0;
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static uint32_t image_index = 0;
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static VkCommandBuffer current_cmd = VK_NULL_HANDLE;
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static VkPipeline pipeline = VK_NULL_HANDLE;
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static VkPipelineLayout pipeline_layout = VK_NULL_HANDLE;
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VKAPI_ATTR VkBool32 VKAPI_CALL
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gfx_vulkan_debug_callback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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VkDebugUtilsMessageTypeFlagsEXT messageType,
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@ -51,13 +55,141 @@ static bool gfx_vulkan_renderer_z_is_from_0_to_1(void) {
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return false;
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}
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static void gfx_vulkan_renderer_unload_shader(struct ShaderProgram *old_prg) {
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static VkShaderModule gfx_vulkan_create_shader_module(const uint32_t* code, const int length) {
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VkShaderModuleCreateInfo create_info = {};
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create_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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create_info.codeSize = length;
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create_info.pCode = reinterpret_cast<const uint32_t*>(code);
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VkShaderModule shader_module;
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vkCreateShaderModule(device, &create_info, nullptr, &shader_module);
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return shader_module;
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}
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static void gfx_vulkan_renderer_load_shader(struct ShaderProgram *new_prg) {
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// TODO: will be removed, just used for testing
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static VkShaderModule gfx_vulkan_load_shader(const char* path) {
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std::ifstream file(path, std::ios::ate | std::ios::binary);
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size_t fileSize = (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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return gfx_vulkan_create_shader_module(reinterpret_cast<const uint32_t *>(buffer.data()), fileSize);
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}
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// TODO: currently no-op for testing triangle draw
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static void gfx_vulkan_create_pipeline() {
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VkPipelineShaderStageCreateInfo vertex_stage = {};
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vertex_stage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
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vertex_stage.stage = VK_SHADER_STAGE_VERTEX_BIT;
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vertex_stage.module = gfx_vulkan_load_shader("vert.spv");
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vertex_stage.pName = "main";
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VkPipelineShaderStageCreateInfo fragment_stage = {};
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fragment_stage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
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fragment_stage.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
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fragment_stage.module = gfx_vulkan_load_shader("frag.spv");
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fragment_stage.pName = "main";
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std::array<VkPipelineShaderStageCreateInfo, 2> shader_stages = { vertex_stage, fragment_stage };
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VkVertexInputBindingDescription binding = {};
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binding.stride = sizeof(float) * 3;
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VkVertexInputAttributeDescription position_attribute = {};
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position_attribute.format = VK_FORMAT_R32G32B32_SFLOAT;
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position_attribute.format = VK_FORMAT_R32G32B32_SFLOAT;
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const std::array attributes = { position_attribute };
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VkPipelineVertexInputStateCreateInfo vertex_input_state = {};
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vertex_input_state.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
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vertex_input_state.vertexBindingDescriptionCount = 1;
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vertex_input_state.pVertexBindingDescriptions = &binding;
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vertex_input_state.vertexAttributeDescriptionCount = attributes.size();
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vertex_input_state.pVertexAttributeDescriptions = attributes.data();
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VkPipelineInputAssemblyStateCreateInfo input_assembly = {};
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input_assembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
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input_assembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
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VkViewport viewport = {};
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viewport.width = 640;
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viewport.height = 480;
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viewport.maxDepth = 1.0f;
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VkRect2D scissor = {};
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scissor.extent.width = 640;
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scissor.extent.height = 480;
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VkPipelineViewportStateCreateInfo viewport_state = {};
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viewport_state.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
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viewport_state.viewportCount = 1;
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viewport_state.pViewports = &viewport;
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viewport_state.scissorCount = 1;
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viewport_state.pScissors = &scissor;
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VkPipelineRasterizationStateCreateInfo rasterizer = {};
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rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
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rasterizer.lineWidth = 1.0f;
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rasterizer.cullMode = VK_CULL_MODE_BACK_BIT;
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rasterizer.frontFace = VK_FRONT_FACE_CLOCKWISE;
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VkPipelineMultisampleStateCreateInfo multisampling = {};
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multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
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multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
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VkPipelineColorBlendAttachmentState color_blend_attachment = {};
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color_blend_attachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
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VkPipelineColorBlendStateCreateInfo color_blending = {};
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color_blending.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
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color_blending.attachmentCount = 1;
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color_blending.pAttachments = &color_blend_attachment;
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VkPipelineDynamicStateCreateInfo dynamic_state = {};
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dynamic_state.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
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VkPipelineLayoutCreateInfo pipeline_layout_create_info = {};
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pipeline_layout_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
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vkCreatePipelineLayout(device, &pipeline_layout_create_info, nullptr, &pipeline_layout);
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VkPipelineDepthStencilStateCreateInfo depth_stencil = {};
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depth_stencil.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
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depth_stencil.depthTestEnable = VK_TRUE;
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depth_stencil.depthWriteEnable = VK_TRUE;
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depth_stencil.depthCompareOp = VK_COMPARE_OP_LESS;
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depth_stencil.maxDepthBounds = 1.0f;
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VkGraphicsPipelineCreateInfo pipeline_create_info = {};
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pipeline_create_info.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
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pipeline_create_info.stageCount = shader_stages.size();
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pipeline_create_info.pStages = shader_stages.data();
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pipeline_create_info.pVertexInputState = &vertex_input_state;
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pipeline_create_info.pInputAssemblyState = &input_assembly;
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pipeline_create_info.pViewportState = &viewport_state;
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pipeline_create_info.pRasterizationState = &rasterizer;
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pipeline_create_info.pMultisampleState = &multisampling;
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pipeline_create_info.pColorBlendState = &color_blending;
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pipeline_create_info.pDynamicState = &dynamic_state;
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pipeline_create_info.pDepthStencilState = &depth_stencil;
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pipeline_create_info.layout = pipeline_layout;
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pipeline_create_info.renderPass = render_pass;
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vkCreateGraphicsPipelines(device,
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VK_NULL_HANDLE,
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1,
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&pipeline_create_info,
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nullptr,
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&pipeline);
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}
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static struct ShaderProgram *gfx_vulkan_renderer_create_and_load_new_shader(uint32_t shader_id) {
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gfx_vulkan_create_pipeline();
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return NULL;
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}
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@ -75,36 +207,6 @@ static uint32_t gfx_vulkan_renderer_new_texture(void) {
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return 0;
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}
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static void gfx_vulkan_renderer_select_texture(int tile, uint32_t texture_id) {
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}
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static void gfx_vulkan_renderer_upload_texture(const uint8_t *rgba32_buf, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_sampler_parameters(int tile, bool linear_filter, uint32_t cms, uint32_t cmt) {
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}
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static void gfx_vulkan_renderer_set_depth_test(bool depth_test) {
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}
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static void gfx_vulkan_renderer_set_depth_mask(bool z_upd) {
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}
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static void gfx_vulkan_renderer_set_zmode_decal(bool zmode_decal) {
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}
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static void gfx_vulkan_renderer_set_viewport(int x, int y, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_scissor(int x, int y, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_use_alpha(bool use_alpha) {
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}
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static void gfx_vulkan_renderer_draw_triangles(float buf_vbo[], size_t buf_vbo_len, size_t buf_vbo_num_tris) {
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}
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static uint32_t gfx_vulkan_find_memory_type(uint32_t type_filter, VkMemoryPropertyFlags properties) {
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VkPhysicalDeviceMemoryProperties memory_properties;
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vkGetPhysicalDeviceMemoryProperties(physical_device, &memory_properties);
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@ -590,6 +692,50 @@ static void gfx_vulkan_renderer_start_frame(void) {
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vkCmdBeginRenderPass(current_cmd, &render_pass_begin, VK_SUBPASS_CONTENTS_INLINE);
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}
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/* draw commands */
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static void gfx_vulkan_renderer_select_texture(int tile, uint32_t texture_id) {
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}
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static void gfx_vulkan_renderer_upload_texture(const uint8_t *rgba32_buf, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_sampler_parameters(int tile, bool linear_filter, uint32_t cms, uint32_t cmt) {
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}
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static void gfx_vulkan_renderer_set_depth_test(bool depth_test) {
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}
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static void gfx_vulkan_renderer_set_depth_mask(bool z_upd) {
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}
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static void gfx_vulkan_renderer_set_zmode_decal(bool zmode_decal) {
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}
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static void gfx_vulkan_renderer_set_viewport(int x, int y, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_scissor(int x, int y, int width, int height) {
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}
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static void gfx_vulkan_renderer_set_use_alpha(bool use_alpha) {
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}
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static void gfx_vulkan_renderer_unload_shader(struct ShaderProgram *old_prg) {
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}
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static void gfx_vulkan_renderer_load_shader(struct ShaderProgram *new_prg) {
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}
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static void gfx_vulkan_renderer_draw_triangles(float buf_vbo[], size_t buf_vbo_len, size_t buf_vbo_num_tris) {
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// FIXME: uh no
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vkCmdBindPipeline(current_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
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vkCmdDraw(current_cmd, buf_vbo_num_tris, 1, 0, 0);
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}
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/* end draw commands */
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static void gfx_vulkan_renderer_end_frame(void) {
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vkCmdEndRenderPass(current_cmd);
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vkEndCommandBuffer(current_cmd);
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