1 | #ifndef _GRAPHICS_PIPELINE_VULKAN_H
|
---|
2 | #define _GRAPHICS_PIPELINE_VULKAN_H
|
---|
3 |
|
---|
4 | #include "graphics-pipeline.hpp"
|
---|
5 |
|
---|
6 | #include <fstream>
|
---|
7 | #include <iostream>
|
---|
8 | #include <stdexcept>
|
---|
9 | #include <vector>
|
---|
10 |
|
---|
11 | #include <vulkan/vulkan.h>
|
---|
12 |
|
---|
13 | #define GLM_FORCE_RADIANS
|
---|
14 | #define GLM_FORCE_DEPTH_ZERO_TO_ONE // Since, in Vulkan, the depth range is 0 to 1 instead of -1 to 1
|
---|
15 | #define GLM_FORCE_RIGHT_HANDED
|
---|
16 |
|
---|
17 | #include <glm/glm.hpp>
|
---|
18 | #include <glm/gtc/matrix_transform.hpp>
|
---|
19 |
|
---|
20 | #include "vulkan-utils.hpp"
|
---|
21 |
|
---|
22 | using namespace glm;
|
---|
23 |
|
---|
24 | // TODO: Maybe change the name of this struct so I can call the list something other than descriptorInfoList
|
---|
25 | struct DescriptorInfo {
|
---|
26 | VkDescriptorType type;
|
---|
27 | VkShaderStageFlags stageFlags;
|
---|
28 |
|
---|
29 | // Only one of the below properties should be set
|
---|
30 | vector<VkDescriptorBufferInfo>* bufferDataList;
|
---|
31 | VkDescriptorImageInfo* imageData;
|
---|
32 | };
|
---|
33 |
|
---|
34 | // TODO: Use this struct for uniform buffers as well (maybe move it to VulkanUtils)
|
---|
35 | struct StorageBufferSet {
|
---|
36 | vector<VkBuffer> buffers;
|
---|
37 | vector<VkDeviceMemory> memory;
|
---|
38 | vector<VkDescriptorBufferInfo> infoSet;
|
---|
39 | };
|
---|
40 |
|
---|
41 | template<class VertexType, class SSBOType>
|
---|
42 | class GraphicsPipeline_Vulkan : public GraphicsPipeline {
|
---|
43 | public:
|
---|
44 | string vertShaderFile, fragShaderFile;
|
---|
45 |
|
---|
46 | GraphicsPipeline_Vulkan();
|
---|
47 |
|
---|
48 | // TODO: swapChainImages is only ever used to get its size. Check how that is determined and,
|
---|
49 | // if it will never change, just pass it in the constructor and save it
|
---|
50 | // If it does change, I could add an updateSwapchainImageCount() function
|
---|
51 | GraphicsPipeline_Vulkan(VkPrimitiveTopology topology, VkPhysicalDevice physicalDevice, VkDevice device,
|
---|
52 | VkRenderPass renderPass, Viewport viewport, vector<VkImage>& swapChainImages,
|
---|
53 | size_t vertexCapacity, size_t indexCapacity, size_t objectCapacity);
|
---|
54 | ~GraphicsPipeline_Vulkan();
|
---|
55 |
|
---|
56 | size_t getNumVertices();
|
---|
57 |
|
---|
58 | void updateRenderPass(VkRenderPass renderPass);
|
---|
59 |
|
---|
60 | // Maybe I should rename these to addVertexAttribute (addVaryingAttribute) and addUniformAttribute
|
---|
61 |
|
---|
62 | void addAttribute(VkFormat format, size_t offset);
|
---|
63 |
|
---|
64 | void addStorageDescriptor(VkShaderStageFlags stageFlags);
|
---|
65 |
|
---|
66 | void addDescriptorInfo(VkDescriptorType type, VkShaderStageFlags stageFlags, vector<VkDescriptorBufferInfo>* bufferData);
|
---|
67 | void addDescriptorInfo(VkDescriptorType type, VkShaderStageFlags stageFlags, VkDescriptorImageInfo* imageData);
|
---|
68 |
|
---|
69 | void createPipeline(string vertShaderFile, string fragShaderFile);
|
---|
70 | void createDescriptorSetLayout();
|
---|
71 | void createDescriptorPool(vector<VkImage>& swapChainImages);
|
---|
72 | void createDescriptorSets(vector<VkImage>& swapChainImages);
|
---|
73 |
|
---|
74 | void createRenderCommands(VkCommandBuffer& commandBuffer, uint32_t currentImage);
|
---|
75 |
|
---|
76 | bool addObject(const vector<VertexType>& vertices, vector<uint16_t> indices, SSBOType& ssbo,
|
---|
77 | VkCommandPool commandPool, VkQueue graphicsQueue);
|
---|
78 |
|
---|
79 | void updateObject(size_t objIndex, SSBOType& ssbo);
|
---|
80 |
|
---|
81 | void updateObjectVertices(size_t objIndex, const vector<VertexType>& vertices, VkCommandPool commandPool,
|
---|
82 | VkQueue graphicsQueue);
|
---|
83 |
|
---|
84 | void cleanup();
|
---|
85 | void cleanupBuffers();
|
---|
86 |
|
---|
87 | private:
|
---|
88 | VkPrimitiveTopology topology;
|
---|
89 | VkPhysicalDevice physicalDevice;
|
---|
90 | VkDevice device;
|
---|
91 | VkRenderPass renderPass;
|
---|
92 |
|
---|
93 | VkPipeline pipeline;
|
---|
94 | VkPipelineLayout pipelineLayout;
|
---|
95 |
|
---|
96 | VkVertexInputBindingDescription bindingDescription;
|
---|
97 |
|
---|
98 | vector<VkVertexInputAttributeDescription> attributeDescriptions;
|
---|
99 | vector<DescriptorInfo> descriptorInfoList;
|
---|
100 |
|
---|
101 | VkDescriptorSetLayout descriptorSetLayout;
|
---|
102 | VkDescriptorPool descriptorPool;
|
---|
103 | vector<VkDescriptorSet> descriptorSets;
|
---|
104 |
|
---|
105 | size_t numVertices;
|
---|
106 | size_t vertexCapacity;
|
---|
107 | VkBuffer vertexBuffer;
|
---|
108 | VkDeviceMemory vertexBufferMemory;
|
---|
109 |
|
---|
110 | size_t numIndices;
|
---|
111 | size_t indexCapacity;
|
---|
112 | VkBuffer indexBuffer;
|
---|
113 | VkDeviceMemory indexBufferMemory;
|
---|
114 |
|
---|
115 | size_t numObjects;
|
---|
116 | size_t objectCapacity;
|
---|
117 |
|
---|
118 | StorageBufferSet storageBufferSet;
|
---|
119 |
|
---|
120 | VkShaderModule createShaderModule(const vector<char>& code);
|
---|
121 | vector<char> readFile(const string& filename);
|
---|
122 |
|
---|
123 | void resizeVertexBuffer(VkCommandPool commandPool, VkQueue graphicsQueue);
|
---|
124 | void resizeIndexBuffer(VkCommandPool commandPool, VkQueue graphicsQueue);
|
---|
125 | void resizeStorageBufferSet(StorageBufferSet& set, VkCommandPool commandPool, VkQueue graphicsQueue);
|
---|
126 | };
|
---|
127 |
|
---|
128 | /*** PUBLIC METHODS ***/
|
---|
129 |
|
---|
130 | template<class VertexType, class SSBOType>
|
---|
131 | GraphicsPipeline_Vulkan<VertexType, SSBOType>::GraphicsPipeline_Vulkan() {
|
---|
132 | }
|
---|
133 |
|
---|
134 | // TODO: Verify that vertex capacity and index capacity are both > 0
|
---|
135 | // TODO: See if it would be feasible to move code in the createPipeline method
|
---|
136 | // into the constructor. That way, I can also put relevant cleanup code into the destructor
|
---|
137 | template<class VertexType, class SSBOType>
|
---|
138 | GraphicsPipeline_Vulkan<VertexType, SSBOType>::GraphicsPipeline_Vulkan(
|
---|
139 | VkPrimitiveTopology topology, VkPhysicalDevice physicalDevice, VkDevice device,
|
---|
140 | VkRenderPass renderPass, Viewport viewport, vector<VkImage>& swapChainImages,
|
---|
141 | size_t vertexCapacity, size_t indexCapacity, size_t objectCapacity) {
|
---|
142 | this->topology = topology;
|
---|
143 | this->physicalDevice = physicalDevice;
|
---|
144 | this->device = device;
|
---|
145 | this->renderPass = renderPass;
|
---|
146 | this->viewport = viewport;
|
---|
147 |
|
---|
148 | // Since there is only one array of vertex data, we use binding = 0
|
---|
149 | // I'll probably do that for the foreseeable future
|
---|
150 | // I can calculate the stride myself given info about all the varying attributes
|
---|
151 | this->bindingDescription.binding = 0;
|
---|
152 | this->bindingDescription.stride = sizeof(VertexType);
|
---|
153 | this->bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
|
---|
154 |
|
---|
155 | this->numVertices = 0;
|
---|
156 | this->vertexCapacity = vertexCapacity;
|
---|
157 |
|
---|
158 | VulkanUtils::createBuffer(device, physicalDevice, vertexCapacity * sizeof(VertexType),
|
---|
159 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
---|
160 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, vertexBuffer, vertexBufferMemory);
|
---|
161 |
|
---|
162 | this->numIndices = 0;
|
---|
163 | this->indexCapacity = indexCapacity;
|
---|
164 |
|
---|
165 | VulkanUtils::createBuffer(device, physicalDevice, indexCapacity * sizeof(uint16_t),
|
---|
166 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
|
---|
167 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, indexBuffer, indexBufferMemory);
|
---|
168 |
|
---|
169 | this->numObjects = 0;
|
---|
170 | this->objectCapacity = objectCapacity;
|
---|
171 |
|
---|
172 | // Hacky way to allow an SSBO to be optional
|
---|
173 | // Specifying void* as the SSBOType will skip allocating the related buffers
|
---|
174 | if (!is_same_v<SSBOType, void*>) {
|
---|
175 | VkDeviceSize bufferSize = objectCapacity * sizeof(SSBOType);
|
---|
176 | cout << "NUM SWAP CHAIN IMAGES: " << swapChainImages.size() << endl;
|
---|
177 |
|
---|
178 | storageBufferSet.buffers.resize(swapChainImages.size());
|
---|
179 | storageBufferSet.memory.resize(swapChainImages.size());
|
---|
180 | storageBufferSet.infoSet.resize(swapChainImages.size());
|
---|
181 |
|
---|
182 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
183 | VulkanUtils::createBuffer(this->device, this->physicalDevice, bufferSize,
|
---|
184 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
|
---|
185 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
186 | storageBufferSet.buffers[i], storageBufferSet.memory[i]);
|
---|
187 |
|
---|
188 | storageBufferSet.infoSet[i].buffer = storageBufferSet.buffers[i];
|
---|
189 | storageBufferSet.infoSet[i].offset = 0; // This is the offset from the start of the buffer, so always 0 for now
|
---|
190 | storageBufferSet.infoSet[i].range = bufferSize; // Size of the update starting from offset, or VK_WHOLE_SIZE
|
---|
191 | }
|
---|
192 | }
|
---|
193 | }
|
---|
194 |
|
---|
195 | // TODO: Move as much cleanup as I can into the destructor
|
---|
196 | template<class VertexType, class SSBOType>
|
---|
197 | GraphicsPipeline_Vulkan<VertexType, SSBOType>::~GraphicsPipeline_Vulkan() {
|
---|
198 | }
|
---|
199 |
|
---|
200 | template<class VertexType, class SSBOType>
|
---|
201 | size_t GraphicsPipeline_Vulkan<VertexType, SSBOType>::getNumVertices() {
|
---|
202 | return numVertices;
|
---|
203 | }
|
---|
204 |
|
---|
205 | template<class VertexType, class SSBOType>
|
---|
206 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::updateRenderPass(VkRenderPass renderPass) {
|
---|
207 | this->renderPass = renderPass;
|
---|
208 | }
|
---|
209 |
|
---|
210 | template<class VertexType, class SSBOType>
|
---|
211 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::addAttribute(VkFormat format, size_t offset) {
|
---|
212 | VkVertexInputAttributeDescription attributeDesc = {};
|
---|
213 |
|
---|
214 | attributeDesc.binding = 0;
|
---|
215 | attributeDesc.location = this->attributeDescriptions.size();
|
---|
216 | attributeDesc.format = format;
|
---|
217 | attributeDesc.offset = offset;
|
---|
218 |
|
---|
219 | this->attributeDescriptions.push_back(attributeDesc);
|
---|
220 | }
|
---|
221 |
|
---|
222 | // TODO: The SSBOType check isn't really needed since I call this function in VulkanGame explicitly
|
---|
223 | template<class VertexType, class SSBOType>
|
---|
224 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::addStorageDescriptor(VkShaderStageFlags stageFlags) {
|
---|
225 | if (!is_same_v<SSBOType, void*>) {
|
---|
226 | addDescriptorInfo(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
|
---|
227 | stageFlags, &storageBufferSet.infoSet);
|
---|
228 | }
|
---|
229 | }
|
---|
230 |
|
---|
231 | template<class VertexType, class SSBOType>
|
---|
232 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::addDescriptorInfo(VkDescriptorType type,
|
---|
233 | VkShaderStageFlags stageFlags, vector<VkDescriptorBufferInfo>* bufferData) {
|
---|
234 | this->descriptorInfoList.push_back({ type, stageFlags, bufferData, nullptr });
|
---|
235 | }
|
---|
236 |
|
---|
237 | template<class VertexType, class SSBOType>
|
---|
238 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::addDescriptorInfo(VkDescriptorType type,
|
---|
239 | VkShaderStageFlags stageFlags, VkDescriptorImageInfo* imageData) {
|
---|
240 | this->descriptorInfoList.push_back({ type, stageFlags, nullptr, imageData });
|
---|
241 | }
|
---|
242 |
|
---|
243 | template<class VertexType, class SSBOType>
|
---|
244 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::createPipeline(string vertShaderFile, string fragShaderFile) {
|
---|
245 | this->vertShaderFile = vertShaderFile;
|
---|
246 | this->fragShaderFile = fragShaderFile;
|
---|
247 |
|
---|
248 | vector<char> vertShaderCode = readFile(vertShaderFile);
|
---|
249 | vector<char> fragShaderCode = readFile(fragShaderFile);
|
---|
250 |
|
---|
251 | VkShaderModule vertShaderModule = createShaderModule(vertShaderCode);
|
---|
252 | VkShaderModule fragShaderModule = createShaderModule(fragShaderCode);
|
---|
253 |
|
---|
254 | VkPipelineShaderStageCreateInfo vertShaderStageInfo = {};
|
---|
255 | vertShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
---|
256 | vertShaderStageInfo.stage = VK_SHADER_STAGE_VERTEX_BIT;
|
---|
257 | vertShaderStageInfo.module = vertShaderModule;
|
---|
258 | vertShaderStageInfo.pName = "main";
|
---|
259 |
|
---|
260 | VkPipelineShaderStageCreateInfo fragShaderStageInfo = {};
|
---|
261 | fragShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
---|
262 | fragShaderStageInfo.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
|
---|
263 | fragShaderStageInfo.module = fragShaderModule;
|
---|
264 | fragShaderStageInfo.pName = "main";
|
---|
265 |
|
---|
266 | VkPipelineShaderStageCreateInfo shaderStages[] = { vertShaderStageInfo, fragShaderStageInfo };
|
---|
267 |
|
---|
268 | VkPipelineVertexInputStateCreateInfo vertexInputInfo = {};
|
---|
269 | vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
|
---|
270 |
|
---|
271 | vertexInputInfo.vertexBindingDescriptionCount = 1;
|
---|
272 | vertexInputInfo.vertexAttributeDescriptionCount = static_cast<uint32_t>(this->attributeDescriptions.size());
|
---|
273 | vertexInputInfo.pVertexBindingDescriptions = &this->bindingDescription;
|
---|
274 | vertexInputInfo.pVertexAttributeDescriptions = this->attributeDescriptions.data();
|
---|
275 |
|
---|
276 | VkPipelineInputAssemblyStateCreateInfo inputAssembly = {};
|
---|
277 | inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
|
---|
278 | inputAssembly.topology = this->topology;
|
---|
279 | inputAssembly.primitiveRestartEnable = VK_FALSE;
|
---|
280 |
|
---|
281 | VkViewport viewport = {};
|
---|
282 | viewport.x = (float)this->viewport.x;
|
---|
283 | viewport.y = (float)this->viewport.y;
|
---|
284 | viewport.width = (float)this->viewport.width;
|
---|
285 | viewport.height = (float)this->viewport.height;
|
---|
286 | viewport.minDepth = 0.0f;
|
---|
287 | viewport.maxDepth = 1.0f;
|
---|
288 |
|
---|
289 | VkRect2D scissor = {};
|
---|
290 | scissor.offset = { 0, 0 };
|
---|
291 | scissor.extent = { (uint32_t)this->viewport.width, (uint32_t)this->viewport.height };
|
---|
292 |
|
---|
293 | VkPipelineViewportStateCreateInfo viewportState = {};
|
---|
294 | viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
---|
295 | viewportState.viewportCount = 1;
|
---|
296 | viewportState.pViewports = &viewport;
|
---|
297 | viewportState.scissorCount = 1;
|
---|
298 | viewportState.pScissors = &scissor;
|
---|
299 |
|
---|
300 | VkPipelineRasterizationStateCreateInfo rasterizer = {};
|
---|
301 | rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
---|
302 | rasterizer.depthClampEnable = VK_FALSE;
|
---|
303 | rasterizer.rasterizerDiscardEnable = VK_FALSE;
|
---|
304 | rasterizer.polygonMode = VK_POLYGON_MODE_FILL;
|
---|
305 | rasterizer.lineWidth = 1.0f;
|
---|
306 | rasterizer.cullMode = VK_CULL_MODE_BACK_BIT;
|
---|
307 | rasterizer.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
|
---|
308 | rasterizer.depthBiasEnable = VK_FALSE;
|
---|
309 |
|
---|
310 | VkPipelineMultisampleStateCreateInfo multisampling = {};
|
---|
311 | multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
|
---|
312 | multisampling.sampleShadingEnable = VK_FALSE;
|
---|
313 | multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
|
---|
314 |
|
---|
315 | VkPipelineColorBlendAttachmentState colorBlendAttachment = {};
|
---|
316 | colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
|
---|
317 | colorBlendAttachment.blendEnable = VK_TRUE;
|
---|
318 | colorBlendAttachment.colorBlendOp = VK_BLEND_OP_ADD;
|
---|
319 | colorBlendAttachment.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
|
---|
320 | colorBlendAttachment.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
|
---|
321 | colorBlendAttachment.alphaBlendOp = VK_BLEND_OP_ADD;
|
---|
322 | colorBlendAttachment.srcAlphaBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
|
---|
323 | colorBlendAttachment.dstAlphaBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
|
---|
324 |
|
---|
325 | VkPipelineColorBlendStateCreateInfo colorBlending = {};
|
---|
326 | colorBlending.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
|
---|
327 | colorBlending.logicOpEnable = VK_FALSE;
|
---|
328 | colorBlending.logicOp = VK_LOGIC_OP_COPY;
|
---|
329 | colorBlending.attachmentCount = 1;
|
---|
330 | colorBlending.pAttachments = &colorBlendAttachment;
|
---|
331 | colorBlending.blendConstants[0] = 0.0f;
|
---|
332 | colorBlending.blendConstants[1] = 0.0f;
|
---|
333 | colorBlending.blendConstants[2] = 0.0f;
|
---|
334 | colorBlending.blendConstants[3] = 0.0f;
|
---|
335 |
|
---|
336 | VkPipelineDepthStencilStateCreateInfo depthStencil = {};
|
---|
337 | depthStencil.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
|
---|
338 | depthStencil.depthTestEnable = VK_TRUE;
|
---|
339 | depthStencil.depthWriteEnable = VK_TRUE;
|
---|
340 | depthStencil.depthCompareOp = VK_COMPARE_OP_LESS;
|
---|
341 | depthStencil.depthBoundsTestEnable = VK_FALSE;
|
---|
342 | depthStencil.minDepthBounds = 0.0f;
|
---|
343 | depthStencil.maxDepthBounds = 1.0f;
|
---|
344 | depthStencil.stencilTestEnable = VK_FALSE;
|
---|
345 | depthStencil.front = {};
|
---|
346 | depthStencil.back = {};
|
---|
347 |
|
---|
348 | VkPipelineLayoutCreateInfo pipelineLayoutInfo = {};
|
---|
349 | pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
|
---|
350 | pipelineLayoutInfo.setLayoutCount = 1;
|
---|
351 | pipelineLayoutInfo.pSetLayouts = &this->descriptorSetLayout;
|
---|
352 | pipelineLayoutInfo.pushConstantRangeCount = 0;
|
---|
353 |
|
---|
354 | if (vkCreatePipelineLayout(this->device, &pipelineLayoutInfo, nullptr, &this->pipelineLayout) != VK_SUCCESS) {
|
---|
355 | throw runtime_error("failed to create pipeline layout!");
|
---|
356 | }
|
---|
357 |
|
---|
358 | VkGraphicsPipelineCreateInfo pipelineInfo = {};
|
---|
359 | pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
---|
360 | pipelineInfo.stageCount = 2;
|
---|
361 | pipelineInfo.pStages = shaderStages;
|
---|
362 | pipelineInfo.pVertexInputState = &vertexInputInfo;
|
---|
363 | pipelineInfo.pInputAssemblyState = &inputAssembly;
|
---|
364 | pipelineInfo.pViewportState = &viewportState;
|
---|
365 | pipelineInfo.pRasterizationState = &rasterizer;
|
---|
366 | pipelineInfo.pMultisampleState = &multisampling;
|
---|
367 | pipelineInfo.pDepthStencilState = &depthStencil;
|
---|
368 | pipelineInfo.pColorBlendState = &colorBlending;
|
---|
369 | pipelineInfo.pDynamicState = nullptr;
|
---|
370 | pipelineInfo.layout = this->pipelineLayout;
|
---|
371 | pipelineInfo.renderPass = this->renderPass;
|
---|
372 | pipelineInfo.subpass = 0;
|
---|
373 | pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
|
---|
374 | pipelineInfo.basePipelineIndex = -1;
|
---|
375 |
|
---|
376 | if (vkCreateGraphicsPipelines(this->device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &this->pipeline) != VK_SUCCESS) {
|
---|
377 | throw runtime_error("failed to create graphics pipeline!");
|
---|
378 | }
|
---|
379 |
|
---|
380 | vkDestroyShaderModule(this->device, vertShaderModule, nullptr);
|
---|
381 | vkDestroyShaderModule(this->device, fragShaderModule, nullptr);
|
---|
382 | }
|
---|
383 |
|
---|
384 | template<class VertexType, class SSBOType>
|
---|
385 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::createDescriptorSetLayout() {
|
---|
386 | vector<VkDescriptorSetLayoutBinding> bindings(this->descriptorInfoList.size());
|
---|
387 |
|
---|
388 | for (size_t i = 0; i < bindings.size(); i++) {
|
---|
389 | bindings[i].binding = i;
|
---|
390 | bindings[i].descriptorCount = 1;
|
---|
391 | bindings[i].descriptorType = this->descriptorInfoList[i].type;
|
---|
392 | bindings[i].stageFlags = this->descriptorInfoList[i].stageFlags;
|
---|
393 | bindings[i].pImmutableSamplers = nullptr;
|
---|
394 | }
|
---|
395 |
|
---|
396 | VkDescriptorSetLayoutCreateInfo layoutInfo = {};
|
---|
397 | layoutInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
|
---|
398 | layoutInfo.bindingCount = static_cast<uint32_t>(bindings.size());
|
---|
399 | layoutInfo.pBindings = bindings.data();
|
---|
400 |
|
---|
401 | if (vkCreateDescriptorSetLayout(this->device, &layoutInfo, nullptr, &this->descriptorSetLayout) != VK_SUCCESS) {
|
---|
402 | throw runtime_error("failed to create descriptor set layout!");
|
---|
403 | }
|
---|
404 | }
|
---|
405 |
|
---|
406 | template<class VertexType, class SSBOType>
|
---|
407 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::createDescriptorPool(vector<VkImage>& swapChainImages) {
|
---|
408 | vector<VkDescriptorPoolSize> poolSizes(this->descriptorInfoList.size());
|
---|
409 |
|
---|
410 | for (size_t i = 0; i < poolSizes.size(); i++) {
|
---|
411 | poolSizes[i].type = this->descriptorInfoList[i].type;
|
---|
412 | poolSizes[i].descriptorCount = static_cast<uint32_t>(swapChainImages.size());
|
---|
413 | }
|
---|
414 |
|
---|
415 | VkDescriptorPoolCreateInfo poolInfo = {};
|
---|
416 | poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
|
---|
417 | poolInfo.poolSizeCount = static_cast<uint32_t>(poolSizes.size());
|
---|
418 | poolInfo.pPoolSizes = poolSizes.data();
|
---|
419 | poolInfo.maxSets = static_cast<uint32_t>(swapChainImages.size());
|
---|
420 |
|
---|
421 | if (vkCreateDescriptorPool(this->device, &poolInfo, nullptr, &this->descriptorPool) != VK_SUCCESS) {
|
---|
422 | throw runtime_error("failed to create descriptor pool!");
|
---|
423 | }
|
---|
424 | }
|
---|
425 |
|
---|
426 | // TODO: Since I only need the size of the swapChainImages array, I should just pass that in instead of the whole array
|
---|
427 | template<class VertexType, class SSBOType>
|
---|
428 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::createDescriptorSets(vector<VkImage>& swapChainImages) {
|
---|
429 | vector<VkDescriptorSetLayout> layouts(swapChainImages.size(), this->descriptorSetLayout);
|
---|
430 |
|
---|
431 | VkDescriptorSetAllocateInfo allocInfo = {};
|
---|
432 | allocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
|
---|
433 | allocInfo.descriptorPool = this->descriptorPool;
|
---|
434 | allocInfo.descriptorSetCount = static_cast<uint32_t>(swapChainImages.size());
|
---|
435 | allocInfo.pSetLayouts = layouts.data();
|
---|
436 |
|
---|
437 | this->descriptorSets.resize(swapChainImages.size());
|
---|
438 | if (vkAllocateDescriptorSets(device, &allocInfo, this->descriptorSets.data()) != VK_SUCCESS) {
|
---|
439 | throw runtime_error("failed to allocate descriptor sets!");
|
---|
440 | }
|
---|
441 |
|
---|
442 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
443 | vector<VkWriteDescriptorSet> descriptorWrites(this->descriptorInfoList.size());
|
---|
444 |
|
---|
445 | for (size_t j = 0; j < descriptorWrites.size(); j++) {
|
---|
446 | descriptorWrites[j].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
|
---|
447 | descriptorWrites[j].dstSet = this->descriptorSets[i];
|
---|
448 | descriptorWrites[j].dstBinding = j;
|
---|
449 | descriptorWrites[j].dstArrayElement = 0;
|
---|
450 | descriptorWrites[j].descriptorType = this->descriptorInfoList[j].type;
|
---|
451 | descriptorWrites[j].descriptorCount = 1;
|
---|
452 | descriptorWrites[j].pBufferInfo = nullptr;
|
---|
453 | descriptorWrites[j].pImageInfo = nullptr;
|
---|
454 | descriptorWrites[j].pTexelBufferView = nullptr;
|
---|
455 |
|
---|
456 | switch (descriptorWrites[j].descriptorType) {
|
---|
457 | case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
|
---|
458 | case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
|
---|
459 | descriptorWrites[j].pBufferInfo = &(*this->descriptorInfoList[j].bufferDataList)[i];
|
---|
460 | break;
|
---|
461 | case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
|
---|
462 | descriptorWrites[j].pImageInfo = this->descriptorInfoList[j].imageData;
|
---|
463 | break;
|
---|
464 | default:
|
---|
465 | throw runtime_error("Unknown descriptor type: " + to_string(descriptorWrites[j].descriptorType));
|
---|
466 | }
|
---|
467 | }
|
---|
468 |
|
---|
469 | vkUpdateDescriptorSets(this->device, static_cast<uint32_t>(descriptorWrites.size()), descriptorWrites.data(), 0, nullptr);
|
---|
470 | }
|
---|
471 | }
|
---|
472 |
|
---|
473 | template<class VertexType, class SSBOType>
|
---|
474 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::createRenderCommands(VkCommandBuffer& commandBuffer,
|
---|
475 | uint32_t currentImage) {
|
---|
476 | vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
|
---|
477 | vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1,
|
---|
478 | &descriptorSets[currentImage], 0, nullptr);
|
---|
479 |
|
---|
480 | VkBuffer vertexBuffers[] = { vertexBuffer };
|
---|
481 | VkDeviceSize offsets[] = { 0 };
|
---|
482 | vkCmdBindVertexBuffers(commandBuffer, 0, 1, vertexBuffers, offsets);
|
---|
483 |
|
---|
484 | vkCmdBindIndexBuffer(commandBuffer, indexBuffer, 0, VK_INDEX_TYPE_UINT16);
|
---|
485 |
|
---|
486 | vkCmdDrawIndexed(commandBuffer, static_cast<uint32_t>(numIndices), 1, 0, 0, 0);
|
---|
487 | }
|
---|
488 |
|
---|
489 | template<class VertexType, class SSBOType>
|
---|
490 | bool GraphicsPipeline_Vulkan<VertexType, SSBOType>::addObject(
|
---|
491 | const vector<VertexType>& vertices, vector<uint16_t> indices,
|
---|
492 | SSBOType& ssbo, VkCommandPool commandPool, VkQueue graphicsQueue) {
|
---|
493 |
|
---|
494 | // TODO: When resizing the vertex or index buffer, take deleted objects into account.
|
---|
495 | // Remove their data from the buffer and determine the new size of the bufer based on # of remining objects
|
---|
496 |
|
---|
497 | // If # non-deleted objects > currentCapacity / 2
|
---|
498 | // - resize and double capacity
|
---|
499 | // else If # non-deleted objects < currentCapacity / 4
|
---|
500 | // - resize amd halve capacity
|
---|
501 | // else
|
---|
502 | // - don't resize, but rewrite data in the buffer to only have non-deleted objects
|
---|
503 |
|
---|
504 | if (this->numVertices + vertices.size() > this->vertexCapacity) {
|
---|
505 | resizeVertexBuffer(commandPool, graphicsQueue);
|
---|
506 | }
|
---|
507 | VulkanUtils::copyDataToBuffer(this->device, this->physicalDevice, commandPool, vertices,
|
---|
508 | this->vertexBuffer, this->numVertices, graphicsQueue);
|
---|
509 | this->numVertices += vertices.size();
|
---|
510 |
|
---|
511 | if (this->numIndices + indices.size() > this->indexCapacity) {
|
---|
512 | resizeIndexBuffer(commandPool, graphicsQueue);
|
---|
513 | }
|
---|
514 | VulkanUtils::copyDataToBuffer(this->device, this->physicalDevice, commandPool, indices,
|
---|
515 | this->indexBuffer, this->numIndices, graphicsQueue);
|
---|
516 | this->numIndices += indices.size();
|
---|
517 |
|
---|
518 | bool resizedStorageBuffer = false;
|
---|
519 |
|
---|
520 | if (!is_same_v<SSBOType, void*>) {
|
---|
521 | if (this->numObjects == this->objectCapacity) {
|
---|
522 | resizeStorageBufferSet(storageBufferSet, commandPool, graphicsQueue);
|
---|
523 | cleanup();
|
---|
524 |
|
---|
525 | // Assume the SSBO is always the 2nd binding
|
---|
526 | this->descriptorInfoList[1].bufferDataList = &storageBufferSet.infoSet;
|
---|
527 | resizedStorageBuffer = true;
|
---|
528 |
|
---|
529 | cout << "SSBO resized, New object capacity: " << this->objectCapacity << endl;
|
---|
530 |
|
---|
531 | // TODO: I'll need to correctly update the descriptor set array instead of appending to it
|
---|
532 | // Then, I'll have to call createDescriptorSets() and finally createCommandBuffers() (from vulkan-game)
|
---|
533 | // This isn't too bad actually, since I have to call createCommandBuffers() every time I add a newobject
|
---|
534 | // anyway. So, in this function, I'll just have to call createDescriptorSets()
|
---|
535 | }
|
---|
536 |
|
---|
537 | updateObject(this->numObjects, ssbo);
|
---|
538 | }
|
---|
539 |
|
---|
540 | this->numObjects++;
|
---|
541 |
|
---|
542 | return resizedStorageBuffer;
|
---|
543 | }
|
---|
544 |
|
---|
545 | template<class VertexType, class SSBOType>
|
---|
546 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::updateObject(size_t objIndex, SSBOType& ssbo) {
|
---|
547 | if (!is_same_v<SSBOType, void*>) {
|
---|
548 | for (size_t i = 0; i < storageBufferSet.memory.size(); i++) {
|
---|
549 | VulkanUtils::copyDataToMemory(this->device, storageBufferSet.memory[i], objIndex * sizeof(SSBOType), ssbo);
|
---|
550 | }
|
---|
551 | }
|
---|
552 | }
|
---|
553 |
|
---|
554 | // Should only be used if the number of vertices has not changed
|
---|
555 | template<class VertexType, class SSBOType>
|
---|
556 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::updateObjectVertices(size_t objIndex,
|
---|
557 | const vector<VertexType>& vertices, VkCommandPool commandPool, VkQueue graphicsQueue) {
|
---|
558 | VulkanUtils::copyDataToBuffer(this->device, this->physicalDevice, commandPool, vertices,
|
---|
559 | this->vertexBuffer, objIndex * vertices.size(), graphicsQueue);
|
---|
560 | }
|
---|
561 |
|
---|
562 | template<class VertexType, class SSBOType>
|
---|
563 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::cleanup() {
|
---|
564 | vkDestroyPipeline(device, pipeline, nullptr);
|
---|
565 | vkDestroyDescriptorPool(device, descriptorPool, nullptr);
|
---|
566 |
|
---|
567 | // TODO: I read that the pipeline layout does not have to be recreated every time
|
---|
568 | // Try only creating it once
|
---|
569 | vkDestroyPipelineLayout(device, pipelineLayout, nullptr);
|
---|
570 | }
|
---|
571 |
|
---|
572 | template<class VertexType, class SSBOType>
|
---|
573 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::cleanupBuffers() {
|
---|
574 | vkDestroyDescriptorSetLayout(device, descriptorSetLayout, nullptr);
|
---|
575 |
|
---|
576 | vkDestroyBuffer(device, vertexBuffer, nullptr);
|
---|
577 | vkFreeMemory(device, vertexBufferMemory, nullptr);
|
---|
578 | vkDestroyBuffer(device, indexBuffer, nullptr);
|
---|
579 | vkFreeMemory(device, indexBufferMemory, nullptr);
|
---|
580 |
|
---|
581 | if (!is_same_v<SSBOType, void*>) {
|
---|
582 | for (size_t i = 0; i < storageBufferSet.buffers.size(); i++) {
|
---|
583 | vkDestroyBuffer(device, storageBufferSet.buffers[i], nullptr);
|
---|
584 | vkFreeMemory(device, storageBufferSet.memory[i], nullptr);
|
---|
585 | }
|
---|
586 | }
|
---|
587 | }
|
---|
588 |
|
---|
589 | /*** PRIVATE METHODS ***/
|
---|
590 |
|
---|
591 | template<class VertexType, class SSBOType>
|
---|
592 | VkShaderModule GraphicsPipeline_Vulkan<VertexType, SSBOType>::createShaderModule(const vector<char>& code) {
|
---|
593 | VkShaderModuleCreateInfo createInfo = {};
|
---|
594 | createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
|
---|
595 | createInfo.codeSize = code.size();
|
---|
596 | createInfo.pCode = reinterpret_cast<const uint32_t*>(code.data());
|
---|
597 |
|
---|
598 | VkShaderModule shaderModule;
|
---|
599 | if (vkCreateShaderModule(this->device, &createInfo, nullptr, &shaderModule) != VK_SUCCESS) {
|
---|
600 | throw runtime_error("failed to create shader module!");
|
---|
601 | }
|
---|
602 |
|
---|
603 | return shaderModule;
|
---|
604 | }
|
---|
605 |
|
---|
606 | template<class VertexType, class SSBOType>
|
---|
607 | vector<char> GraphicsPipeline_Vulkan<VertexType, SSBOType>::readFile(const string& filename) {
|
---|
608 | ifstream file(filename, ios::ate | ios::binary);
|
---|
609 |
|
---|
610 | if (!file.is_open()) {
|
---|
611 | throw runtime_error("failed to open file!");
|
---|
612 | }
|
---|
613 |
|
---|
614 | size_t fileSize = (size_t)file.tellg();
|
---|
615 | vector<char> buffer(fileSize);
|
---|
616 |
|
---|
617 | file.seekg(0);
|
---|
618 | file.read(buffer.data(), fileSize);
|
---|
619 |
|
---|
620 | file.close();
|
---|
621 |
|
---|
622 | return buffer;
|
---|
623 | }
|
---|
624 |
|
---|
625 | template<class VertexType, class SSBOType>
|
---|
626 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::resizeVertexBuffer(VkCommandPool commandPool,
|
---|
627 | VkQueue graphicsQueue) {
|
---|
628 | VkBuffer newVertexBuffer;
|
---|
629 | VkDeviceMemory newVertexBufferMemory;
|
---|
630 | this->vertexCapacity *= 2;
|
---|
631 |
|
---|
632 | VulkanUtils::createBuffer(this->device, this->physicalDevice, this->vertexCapacity * sizeof(VertexType),
|
---|
633 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
---|
634 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, newVertexBuffer, newVertexBufferMemory);
|
---|
635 |
|
---|
636 | VulkanUtils::copyBuffer(this->device, commandPool, vertexBuffer, newVertexBuffer, 0, 0, numVertices * sizeof(VertexType), graphicsQueue);
|
---|
637 |
|
---|
638 | vkDestroyBuffer(this->device, vertexBuffer, nullptr);
|
---|
639 | vkFreeMemory(this->device, vertexBufferMemory, nullptr);
|
---|
640 |
|
---|
641 | vertexBuffer = newVertexBuffer;
|
---|
642 | vertexBufferMemory = newVertexBufferMemory;
|
---|
643 | }
|
---|
644 |
|
---|
645 | template<class VertexType, class SSBOType>
|
---|
646 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::resizeIndexBuffer(VkCommandPool commandPool,
|
---|
647 | VkQueue graphicsQueue) {
|
---|
648 | VkBuffer newIndexBuffer;
|
---|
649 | VkDeviceMemory newIndexBufferMemory;
|
---|
650 | this->indexCapacity *= 2;
|
---|
651 |
|
---|
652 | VulkanUtils::createBuffer(this->device, this->physicalDevice, this->indexCapacity * sizeof(uint16_t),
|
---|
653 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
|
---|
654 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, newIndexBuffer, newIndexBufferMemory);
|
---|
655 |
|
---|
656 | VulkanUtils::copyBuffer(this->device, commandPool, indexBuffer, newIndexBuffer, 0, 0, numIndices * sizeof(uint16_t), graphicsQueue);
|
---|
657 |
|
---|
658 | vkDestroyBuffer(this->device, indexBuffer, nullptr);
|
---|
659 | vkFreeMemory(this->device, indexBufferMemory, nullptr);
|
---|
660 |
|
---|
661 | indexBuffer = newIndexBuffer;
|
---|
662 | indexBufferMemory = newIndexBufferMemory;
|
---|
663 | }
|
---|
664 |
|
---|
665 | template<class VertexType, class SSBOType>
|
---|
666 | void GraphicsPipeline_Vulkan<VertexType, SSBOType>::resizeStorageBufferSet(StorageBufferSet& set,
|
---|
667 | VkCommandPool commandPool, VkQueue graphicsQueue) {
|
---|
668 | this->objectCapacity *= 2;
|
---|
669 | VkDeviceSize bufferSize = objectCapacity * sizeof(SSBOType);
|
---|
670 |
|
---|
671 | for (size_t i = 0; i < set.buffers.size(); i++) {
|
---|
672 | VkBuffer newStorageBuffer;
|
---|
673 | VkDeviceMemory newStorageBufferMemory;
|
---|
674 |
|
---|
675 | VulkanUtils::createBuffer(this->device, this->physicalDevice, bufferSize,
|
---|
676 | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
|
---|
677 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
678 | newStorageBuffer, newStorageBufferMemory);
|
---|
679 |
|
---|
680 | VulkanUtils::copyBuffer(this->device, commandPool, set.buffers[i], newStorageBuffer,
|
---|
681 | 0, 0, this->numObjects * sizeof(SSBOType), graphicsQueue);
|
---|
682 |
|
---|
683 | vkDestroyBuffer(this->device, set.buffers[i], nullptr);
|
---|
684 | vkFreeMemory(this->device, set.memory[i], nullptr);
|
---|
685 |
|
---|
686 | set.buffers[i] = newStorageBuffer;
|
---|
687 | set.memory[i] = newStorageBufferMemory;
|
---|
688 |
|
---|
689 | set.infoSet[i].buffer = set.buffers[i];
|
---|
690 | set.infoSet[i].offset = 0; // This is the offset from the start of the buffer, so always 0 for now
|
---|
691 | set.infoSet[i].range = bufferSize; // Size of the update starting from offset, or VK_WHOLE_SIZE
|
---|
692 | }
|
---|
693 | }
|
---|
694 |
|
---|
695 | #endif // _GRAPHICS_PIPELINE_VULKAN_H
|
---|