2021-01-23 22:23:25 +01:00
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#include "vk_pipeline.h"
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#include "vk_framectl.h" // VkRenderPass
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#include "eiface.h"
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2021-03-13 21:29:17 +01:00
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#define MAX_STAGES 2
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2021-07-05 22:24:57 +02:00
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VkPipelineCache g_pipeline_cache;
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2021-02-06 20:38:21 +01:00
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qboolean VK_PipelineInit( void )
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{
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VkPipelineCacheCreateInfo pcci = {
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2021-07-05 22:24:57 +02:00
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.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO,
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.initialDataSize = 0,
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.pInitialData = NULL,
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2021-02-06 20:38:21 +01:00
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};
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2021-07-05 22:24:57 +02:00
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XVK_CHECK(vkCreatePipelineCache(vk_core.device, &pcci, NULL, &g_pipeline_cache));
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2021-02-06 20:38:21 +01:00
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return true;
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}
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void VK_PipelineShutdown( void )
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{
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2021-07-05 22:24:57 +02:00
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vkDestroyPipelineCache(vk_core.device, g_pipeline_cache, NULL);
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2021-02-06 20:38:21 +01:00
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}
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2021-03-13 21:29:17 +01:00
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VkPipeline VK_PipelineGraphicsCreate(const vk_pipeline_graphics_create_info_t *ci)
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2021-01-23 22:23:25 +01:00
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{
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2021-03-21 00:21:26 +01:00
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VkPipeline pipeline;
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2021-01-23 22:23:25 +01:00
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VkVertexInputBindingDescription vibd = {
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.binding = 0,
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.inputRate = VK_VERTEX_INPUT_RATE_VERTEX,
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.stride = ci->vertex_stride,
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};
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VkPipelineVertexInputStateCreateInfo vertex_input = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
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.vertexBindingDescriptionCount = 1,
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.pVertexBindingDescriptions = &vibd,
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.vertexAttributeDescriptionCount = ci->num_attribs,
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.pVertexAttributeDescriptions = ci->attribs,
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};
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VkPipelineInputAssemblyStateCreateInfo input_assembly = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
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.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
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};
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VkPipelineViewportStateCreateInfo viewport_state = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
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.viewportCount = 1,
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.scissorCount = 1,
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};
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VkPipelineRasterizationStateCreateInfo raster_state = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
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.polygonMode = VK_POLYGON_MODE_FILL,
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2021-02-06 20:07:00 +01:00
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.cullMode = ci->cullMode,
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2021-01-23 22:23:25 +01:00
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.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
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.lineWidth = 1.f,
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};
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VkPipelineMultisampleStateCreateInfo multi_state = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
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.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT,
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};
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VkPipelineColorBlendAttachmentState blend_attachment = {
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.blendEnable = ci->blendEnable,
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.srcColorBlendFactor = ci->srcColorBlendFactor,
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.dstColorBlendFactor = ci->dstColorBlendFactor,
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.colorBlendOp = ci->colorBlendOp,
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.srcAlphaBlendFactor = ci->srcAlphaBlendFactor,
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.dstAlphaBlendFactor = ci->dstAlphaBlendFactor,
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.alphaBlendOp = ci->alphaBlendOp,
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.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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};
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VkPipelineColorBlendStateCreateInfo color_blend = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
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.attachmentCount = 1,
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.pAttachments = &blend_attachment,
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};
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VkPipelineDepthStencilStateCreateInfo depth = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
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.depthTestEnable = ci->depthTestEnable,
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.depthWriteEnable = ci->depthWriteEnable,
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.depthCompareOp = ci->depthCompareOp,
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};
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VkDynamicState dynamic_states[] = {
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VK_DYNAMIC_STATE_VIEWPORT,
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VK_DYNAMIC_STATE_SCISSOR,
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};
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VkPipelineDynamicStateCreateInfo dynamic_state_create_info = {
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.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
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.dynamicStateCount = ARRAYSIZE(dynamic_states),
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.pDynamicStates = dynamic_states,
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};
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2021-03-13 21:29:17 +01:00
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VkPipelineShaderStageCreateInfo stage_create_infos[MAX_STAGES];
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2021-01-23 22:23:25 +01:00
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VkGraphicsPipelineCreateInfo gpci = {
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.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
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.stageCount = ci->num_stages,
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2021-03-13 21:29:17 +01:00
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.pStages = stage_create_infos,
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2021-01-23 22:23:25 +01:00
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.pVertexInputState = &vertex_input,
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.pInputAssemblyState = &input_assembly,
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.pViewportState = &viewport_state,
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.pRasterizationState = &raster_state,
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.pMultisampleState = &multi_state,
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.pColorBlendState = &color_blend,
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.pDepthStencilState = &depth,
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.layout = ci->layout,
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2021-07-04 20:18:28 +02:00
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.renderPass = vk_frame.render_pass.raster,
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2021-01-23 22:23:25 +01:00
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.pDynamicState = &dynamic_state_create_info,
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.subpass = 0,
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};
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2021-03-13 21:29:17 +01:00
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if (ci->num_stages > MAX_STAGES)
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return VK_NULL_HANDLE;
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for (int i = 0; i < ci->num_stages; ++i) {
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stage_create_infos[i] = (VkPipelineShaderStageCreateInfo){
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.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
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.stage = ci->stages[i].stage,
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.module = loadShader(ci->stages[i].filename),
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.pSpecializationInfo = ci->stages[i].specialization_info,
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.pName = "main",
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};
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}
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2021-07-05 22:24:57 +02:00
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XVK_CHECK(vkCreateGraphicsPipelines(vk_core.device, g_pipeline_cache, 1, &gpci, NULL, &pipeline));
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2021-01-23 22:23:25 +01:00
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2021-03-13 21:29:17 +01:00
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for (int i = 0; i < ci->num_stages; ++i) {
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vkDestroyShaderModule(vk_core.device, stage_create_infos[i].module, NULL);
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}
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return pipeline;
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}
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VkPipeline VK_PipelineComputeCreate(const vk_pipeline_compute_create_info_t *ci) {
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const VkComputePipelineCreateInfo cpci = {
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.sType = VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO,
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.layout = ci->layout,
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.stage = (VkPipelineShaderStageCreateInfo){
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.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
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.stage = VK_SHADER_STAGE_COMPUTE_BIT,
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.module = loadShader(ci->shader_filename),
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.pName = "main",
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.pSpecializationInfo = ci->specialization_info,
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},
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};
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VkPipeline pipeline;
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XVK_CHECK(vkCreateComputePipelines(vk_core.device, VK_NULL_HANDLE, 1, &cpci, NULL, &pipeline));
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vkDestroyShaderModule(vk_core.device, cpci.stage.module, NULL);
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2021-01-23 22:23:25 +01:00
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return pipeline;
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}
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2022-01-21 03:48:01 +01:00
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vk_pipeline_ray_t VK_PipelineRayTracingCreate(const vk_pipeline_ray_create_info_t *create) {
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#define MAX_SHADER_STAGES 16
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#define MAX_SHADER_GROUPS 16
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vk_pipeline_ray_t ret = {0};
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VkPipelineShaderStageCreateInfo stages[MAX_SHADER_STAGES];
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VkRayTracingShaderGroupCreateInfoKHR shader_groups[MAX_SHADER_GROUPS];
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const int shader_groups_count = create->groups.hit_count + create->groups.miss_count + 1;
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int raygen_index = -1;
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int group_index = 0;
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const VkRayTracingPipelineCreateInfoKHR rtpci = {
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.sType = VK_STRUCTURE_TYPE_RAY_TRACING_PIPELINE_CREATE_INFO_KHR,
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//TODO .flags = VK_PIPELINE_CREATE_RAY_TRACING_NO_NULL_ANY_HIT_SHADERS_BIT_KHR ....
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.stageCount = create->stages_count,
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.pStages = stages,
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.groupCount = shader_groups_count,
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.pGroups = shader_groups,
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.maxPipelineRayRecursionDepth = 1,
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.layout = create->layout,
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};
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ASSERT(create->stages_count <= MAX_SHADER_STAGES);
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ASSERT(shader_groups_count <= MAX_SHADER_GROUPS);
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for (int i = 0; i < create->stages_count; ++i) {
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const vk_shader_stage_t *const stage = create->stages + i;
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if (stage->stage == VK_SHADER_STAGE_RAYGEN_BIT_KHR) {
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ASSERT(raygen_index == -1);
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raygen_index = i;
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}
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stages[i] = (VkPipelineShaderStageCreateInfo){
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.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
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.stage = stage->stage,
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.module = loadShader(stage->filename),
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.pName = "main",
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.pSpecializationInfo = stage->specialization_info,
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};
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}
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ASSERT(raygen_index >= 0);
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shader_groups[group_index++] = (VkRayTracingShaderGroupCreateInfoKHR) {
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.sType = VK_STRUCTURE_TYPE_RAY_TRACING_SHADER_GROUP_CREATE_INFO_KHR,
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.type = VK_RAY_TRACING_SHADER_GROUP_TYPE_GENERAL_KHR,
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.anyHitShader = VK_SHADER_UNUSED_KHR,
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.closestHitShader = VK_SHADER_UNUSED_KHR,
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.generalShader = raygen_index,
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.intersectionShader = VK_SHADER_UNUSED_KHR,
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};
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for (int i = 0; i < create->groups.miss_count; ++i) {
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const int miss_index = create->groups.miss[i];
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ASSERT(miss_index >= 0);
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ASSERT(miss_index < create->stages_count);
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ASSERT(create->stages[miss_index].stage == VK_SHADER_STAGE_MISS_BIT_KHR);
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shader_groups[group_index++] = (VkRayTracingShaderGroupCreateInfoKHR) {
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.sType = VK_STRUCTURE_TYPE_RAY_TRACING_SHADER_GROUP_CREATE_INFO_KHR,
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.type = VK_RAY_TRACING_SHADER_GROUP_TYPE_GENERAL_KHR,
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.anyHitShader = VK_SHADER_UNUSED_KHR,
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.closestHitShader = VK_SHADER_UNUSED_KHR,
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.generalShader = miss_index,
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.intersectionShader = VK_SHADER_UNUSED_KHR,
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};
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}
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for (int i = 0; i < create->groups.hit_count; ++i) {
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const vk_pipeline_ray_hit_group_t *const groups = create->groups.hit + i;
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const int closest_index = groups->closest >= 0 ? groups->closest : VK_SHADER_UNUSED_KHR;
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const int any_index = groups->any >= 0 ? groups->any : VK_SHADER_UNUSED_KHR;
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if (closest_index != VK_SHADER_UNUSED_KHR) {
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ASSERT(closest_index < create->stages_count);
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ASSERT(create->stages[closest_index].stage == VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR);
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}
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if (any_index != VK_SHADER_UNUSED_KHR) {
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ASSERT(any_index < create->stages_count);
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ASSERT(create->stages[any_index].stage == VK_SHADER_STAGE_ANY_HIT_BIT_KHR);
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}
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shader_groups[group_index++] = (VkRayTracingShaderGroupCreateInfoKHR) {
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.sType = VK_STRUCTURE_TYPE_RAY_TRACING_SHADER_GROUP_CREATE_INFO_KHR,
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.type = VK_RAY_TRACING_SHADER_GROUP_TYPE_TRIANGLES_HIT_GROUP_KHR,
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.anyHitShader = any_index,
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.closestHitShader = closest_index,
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.generalShader = VK_SHADER_UNUSED_KHR,
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.intersectionShader = VK_SHADER_UNUSED_KHR,
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};
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}
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XVK_CHECK(vkCreateRayTracingPipelinesKHR(vk_core.device, VK_NULL_HANDLE, g_pipeline_cache, 1, &rtpci, NULL, &ret.pipeline));
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for (int i = 0; i < create->stages_count; ++i)
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vkDestroyShaderModule(vk_core.device, stages[i].module, NULL);
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if (ret.pipeline == VK_NULL_HANDLE)
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return ret;
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// TODO: do not allocate sbt buffer per pipeline. make a central buffer and use that
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// TODO: does it really need to be host-visible?
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{
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char buf[64];
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Q_snprintf(buf, sizeof(buf), "%s sbt", create->debug_name);
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if (!VK_BufferCreate(buf, &ret.sbt_buffer, shader_groups_count * vk_core.physical_device.sbt_record_size,
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VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT | VK_BUFFER_USAGE_SHADER_BINDING_TABLE_BIT_KHR,
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VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT))
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{
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vkDestroyPipeline(vk_core.device, ret.pipeline, NULL);
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ret.pipeline = VK_NULL_HANDLE;
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return ret;
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}
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}
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{
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const uint32_t sbt_handle_size = vk_core.physical_device.properties_ray_tracing_pipeline.shaderGroupHandleSize;
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const uint32_t sbt_handles_buffer_size = shader_groups_count * sbt_handle_size;
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uint8_t *sbt_handles = Mem_Malloc(vk_core.pool, sbt_handles_buffer_size);
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XVK_CHECK(vkGetRayTracingShaderGroupHandlesKHR(vk_core.device, ret.pipeline, 0, shader_groups_count, sbt_handles_buffer_size, sbt_handles));
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for (int i = 0; i < shader_groups_count; ++i)
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{
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uint8_t *sbt_dst = ret.sbt_buffer.mapped;
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memcpy(sbt_dst + vk_core.physical_device.sbt_record_size * i, sbt_handles + sbt_handle_size * i, sbt_handle_size);
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}
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Mem_Free(sbt_handles);
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}
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{
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const VkDeviceAddress sbt_addr = XVK_BufferGetDeviceAddress(ret.sbt_buffer.buffer);
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const uint32_t sbt_record_size = vk_core.physical_device.sbt_record_size;
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uint32_t index = 0;
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#define SBT_INDEX(count) (VkStridedDeviceAddressRegionKHR){ \
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.deviceAddress = sbt_addr + sbt_record_size * index, \
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.size = sbt_record_size * (count), \
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.stride = sbt_record_size, \
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}; index += count
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ret.sbt.raygen = SBT_INDEX(1);
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ret.sbt.miss = SBT_INDEX(create->groups.miss_count);
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ret.sbt.hit = SBT_INDEX(create->groups.hit_count);
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ret.sbt.callable = (VkStridedDeviceAddressRegionKHR){ 0 };
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}
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Q_strncpy(ret.debug_name, create->debug_name, sizeof(ret.debug_name));
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return ret;
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}
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void VK_PipelineRayTracingDestroy(vk_pipeline_ray_t* pipeline) {
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vkDestroyPipeline(vk_core.device, pipeline->pipeline, NULL);
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VK_BufferDestroy(&pipeline->sbt_buffer);
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pipeline->pipeline = VK_NULL_HANDLE;
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}
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void VK_PipelineRayTracingTrace(VkCommandBuffer cmdbuf, const vk_pipeline_ray_t *pipeline, uint32_t width, uint32_t height) {
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// TODO bind this and accepts descriptors as args? vkCmdBindPipeline(cmdbuf, VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR, pipeline->pipeline);
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vkCmdTraceRaysKHR(cmdbuf, &pipeline->sbt.raygen, &pipeline->sbt.miss, &pipeline->sbt.hit, &pipeline->sbt.callable, width, height, 1 );
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}
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