X-Git-Url: https://eleni.mutantstargoat.com/git/?p=demo;a=blobdiff_plain;f=src%2Fvulkan%2Fvkutil-pipeline.cc;fp=src%2Fvulkan%2Fvkutil-pipeline.cc;h=bc542ff6662b84922a931a17bca84cb980df9000;hp=0000000000000000000000000000000000000000;hb=dbce2a319517c09fcf1a9be60ae46a0ff20c423e;hpb=86c912d603be75ac8b2fdb2229f1696e9c0c01d9

diff --git a/src/vulkan/vkutil-pipeline.cc b/src/vulkan/vkutil-pipeline.cc
new file mode 100644
index 0000000..bc542ff
--- /dev/null
+++ b/src/vulkan/vkutil-pipeline.cc
@@ -0,0 +1,118 @@
+#include <stdio.h>
+#include <string.h>
+
+#include "vkutil.h"
+#include "vkutil-pipeline.h"
+
+VkuPipelineGenerator::VkuPipelineGenerator()
+{
+	memset(sdri, 0, sizeof sdri);
+	sdri[0].sType = sdri[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
+	sdri[0].pName = sdri[1].pName = "main";
+	sdri[0].stage = VK_SHADER_STAGE_VERTEX_BIT;
+	sdri[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT;
+
+	memset(&verti, 0, sizeof verti);
+	verti.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
+
+	memset(&asmi, 0, sizeof asmi);
+	asmi.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
+	asmi.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
+
+	VkViewport viewport = {0, 0, 0, 0};
+	VkRect2D scissor = {0, 0};
+	memset(&viewpi, 0, sizeof viewpi);
+	viewpi.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
+	viewpi.viewportCount = 1;
+	viewpi.pViewports = &viewport;
+	viewpi.scissorCount = 1;
+	viewpi.pScissors = &scissor;
+
+	memset(&rasti, 0, sizeof rasti);
+	rasti.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
+	rasti.polygonMode = VK_POLYGON_MODE_FILL;
+	rasti.cullMode = VK_CULL_MODE_BACK_BIT;
+	rasti.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
+
+	memset(&multi, 0, sizeof multi);
+	multi.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
+
+	memset(&depthi, 0, sizeof depthi);
+	depthi.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
+	depthi.depthTestEnable = VK_TRUE;
+	depthi.depthWriteEnable = VK_TRUE;
+	depthi.depthCompareOp = VK_COMPARE_OP_LESS;
+
+	memset(&cblendi, 0, sizeof cblendi);
+	cblendi.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
+}
+
+VkuPipelineGenerator::~VkuPipelineGenerator()
+{
+}
+
+VkPipeline VkuPipelineGenerator::generate(VkuDynState dyn_flags) const
+{
+	VkPipelineDynamicStateCreateInfo dyni;
+	memset(&dyni, 0, sizeof dyni);
+	dyni.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
+
+	std::vector<VkDynamicState> dyn_states;
+	if(dyn_flags & VKU_DS_VIEWPORT) {
+		dyn_states.push_back(VK_DYNAMIC_STATE_VIEWPORT);
+	}
+	if(dyn_flags & VKU_DS_SCISSOR) {
+		dyn_states.push_back(VK_DYNAMIC_STATE_SCISSOR);
+	}
+	if(dyn_flags & VKU_DS_BLEND) {
+		dyn_states.push_back(VK_DYNAMIC_STATE_BLEND_CONSTANTS);
+	}
+
+	dyni.dynamicStateCount = dyn_states.size();
+	dyni.pDynamicStates = dyn_states.data();
+
+	VkGraphicsPipelineCreateInfo gpinf;
+	memset(&gpinf, 0, sizeof gpinf);
+	gpinf.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+	gpinf.stageCount = 2;
+	gpinf.pStages = sdri;
+	gpinf.pVertexInputState = &verti;
+	gpinf.pInputAssemblyState = &asmi;
+	gpinf.pViewportState = &viewpi;
+	gpinf.pMultisampleState = &multi;
+	gpinf.pDepthStencilState = &depthi;
+	gpinf.pColorBlendState = &cblendi;
+	gpinf.pDynamicState = &dyni;
+	gpinf.layout = layout;
+	gpinf.renderPass = vk_renderpass;
+
+	VkPipelineCacheCreateInfo pcinf;
+	memset(&pcinf, 0, sizeof pcinf);
+	pcinf.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
+
+	VkPipelineCache pcache;
+	if(vkCreatePipelineCache(vk_device, &pcinf, 0, &pcache) != VK_SUCCESS) {
+		fprintf(stderr, "Failed to create cache for pipeline.\n");
+		return 0;
+	}
+
+	VkPipeline gpipeline;
+	if(vkCreateGraphicsPipelines(vk_device, pcache, 1, &gpinf, 0, &gpipeline) !=
+			VK_SUCCESS) {
+		fprintf(stderr, "Failed to create graphics pipeline.\n");
+		return 0;
+	}
+
+	return gpipeline;
+}
+
+void VkuPipelineGenerator::set_shader_modules(VkShaderModule vs,
+		VkShaderModule fs)
+{
+	sdri[0].module = vs;
+	sdri[1].module = fs;
+}
+
+void VkuPipelineGenerator::set_vertex_attributes()
+{
+}