void preparePipelines()
{
var inputAssemblyState = new VkPipelineInputAssemblyStateCreateInfo();
inputAssemblyState.sType = PipelineInputAssemblyStateCreateInfo;
inputAssemblyState.topology = VkPrimitiveTopology.TriangleList;
inputAssemblyState.flags = 0;
inputAssemblyState.primitiveRestartEnable = false;
var rasterizationState = new VkPipelineRasterizationStateCreateInfo();
rasterizationState.sType = PipelineRasterizationStateCreateInfo;
rasterizationState.polygonMode = VkPolygonMode.Fill;
rasterizationState.cullMode = VkCullModeFlagBits.Back;
rasterizationState.frontFace = VkFrontFace.Clockwise;
rasterizationState.flags = 0;
var blendAttachmentState = new VkPipelineColorBlendAttachmentState();
blendAttachmentState.colorWriteMask = (VkColorComponentFlagBits)0xf;
blendAttachmentState.blendEnable = false;
var colorBlendState = new VkPipelineColorBlendStateCreateInfo();
colorBlendState.sType = PipelineColorBlendStateCreateInfo;
colorBlendState.attachments = blendAttachmentState;
var depthStencilState = new VkPipelineDepthStencilStateCreateInfo();
depthStencilState.sType = PipelineDepthStencilStateCreateInfo;
depthStencilState.depthTestEnable = true;
depthStencilState.depthWriteEnable = true;
depthStencilState.depthCompareOp = VkCompareOp.LessOrEqual;
var viewportState = new VkPipelineViewportStateCreateInfo();
viewportState.sType = PipelineViewportStateCreateInfo;
viewportState.viewports.count = 1;
viewportState.scissors.count = 1;
viewportState.flags = 0;
var multisampleState = new VkPipelineMultisampleStateCreateInfo();
multisampleState.sType = PipelineMultisampleStateCreateInfo;
multisampleState.rasterizationSamples = VkSampleCountFlagBits._1;
multisampleState.flags = 0;
var dynamicStateEnables = new VkDynamicState[2];
dynamicStateEnables[0] = VkDynamicState.Viewport;
dynamicStateEnables[1] = VkDynamicState.Scissor;
VkPipelineDynamicStateCreateInfo dynamicState = new VkPipelineDynamicStateCreateInfo();
dynamicState.sType = PipelineDynamicStateCreateInfo;
dynamicState.dynamicStates = dynamicStateEnables;
dynamicState.flags = 0;
// Solid rendering pipeline
// Load shaders
var shaderStages = new VkPipelineShaderStageCreateInfo[2];
shaderStages[0] = loadShader(getAssetPath() + "shaders/mesh/mesh.vert.spv", VkShaderStageFlagBits.Vertex);
shaderStages[1] = loadShader(getAssetPath() + "shaders/mesh/mesh.frag.spv", VkShaderStageFlagBits.Fragment);
var info = new VkGraphicsPipelineCreateInfo();
info.sType = GraphicsPipelineCreateInfo;
info.layout = pipelineLayout;
info.renderPass = renderPass;
info.flags = 0;
var via = vInputStateInfo;
info.pVertexInputState = via;
info.pInputAssemblyState = &inputAssemblyState;
info.pRasterizationState = &rasterizationState;
info.pColorBlendState = &colorBlendState;
info.pMultisampleState = &multisampleState;
info.pViewportState = &viewportState;
info.pDepthStencilState = &depthStencilState;
info.pDynamicState = &dynamicState;
info.stages = shaderStages;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, &info, null, &pipeline);
this.pipelines_solid = pipeline;
}
// Wire frame rendering pipeline
if (DeviceFeatures.fillModeNonSolid == true)
{
rasterizationState.polygonMode = VkPolygonMode.Line;
rasterizationState.lineWidth = 1.0f;
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, &info, null, &pipeline);
this.pipelines_wireframe = pipeline;
}
}
void preparePipelines()
{
var inputAssemblyState = VkPipelineInputAssemblyStateCreateInfo.Alloc();
inputAssemblyState[0].topology = VkPrimitiveTopology.TriangleList;
inputAssemblyState[0].primitiveRestartEnable = false;
var rasterizationState = VkPipelineRasterizationStateCreateInfo.Alloc();
rasterizationState[0].polygonMode = VkPolygonMode.Fill;
rasterizationState[0].cullMode = VkCullModeFlagBits.None;
rasterizationState[0].frontFace = VkFrontFace.CounterClockwise;
rasterizationState[0].depthClampEnable = false;
rasterizationState[0].lineWidth = 1.0f;
var blendAttachmentState = VkPipelineColorBlendAttachmentState.Alloc();
blendAttachmentState[0].colorWriteMask = (VkColorComponentFlagBits)0xf;
blendAttachmentState[0].blendEnable = false;
var colorBlendState = VkPipelineColorBlendStateCreateInfo.Alloc();
colorBlendState[0].attachments.count = 1;
colorBlendState[0].attachments.pointer = blendAttachmentState;
var depthStencilState = VkPipelineDepthStencilStateCreateInfo.Alloc();
depthStencilState[0].depthTestEnable = true;
depthStencilState[0].depthWriteEnable = true;
depthStencilState[0].depthCompareOp = VkCompareOp.LessOrEqual;
depthStencilState[0].front = depthStencilState[0].back;
depthStencilState[0].back.compareOp = VkCompareOp.Always;
var viewportState = VkPipelineViewportStateCreateInfo.Alloc();
viewportState[0].viewports.count = 1;
viewportState[0].scissors.count = 1;
var multisampleState = VkPipelineMultisampleStateCreateInfo.Alloc();
multisampleState[0].rasterizationSamples = VkSampleCountFlagBits._1;
var dynamicStateEnables = new VkDynamicState[] {
VkDynamicState.Viewport,
VkDynamicState.Scissor
};
var dynamicState = VkPipelineDynamicStateCreateInfo.Alloc();
dynamicState[0].dynamicStates = dynamicStateEnables;
// Load shaders
var shaderStages = VkPipelineShaderStageCreateInfo.Alloc(2);
shaderStages[0] = loadShader(getAssetPath() + "shaders/texture/texture.vert.spv", VkShaderStageFlagBits.Vertex);
shaderStages[1] = loadShader(getAssetPath() + "shaders/texture/texture.frag.spv", VkShaderStageFlagBits.Fragment);
var pipelineCreateInfo = VkGraphicsPipelineCreateInfo.Alloc();
pipelineCreateInfo[0].layout = pipelineLayout;
pipelineCreateInfo[0].renderPass = renderPass;
pipelineCreateInfo[0].basePipelineIndex = -1;
var vertexInputState = vDescription.inputState;
pipelineCreateInfo[0].pVertexInputState = vertexInputState;
pipelineCreateInfo[0].pInputAssemblyState = inputAssemblyState;
pipelineCreateInfo[0].pRasterizationState = rasterizationState;
pipelineCreateInfo[0].pColorBlendState = colorBlendState;
pipelineCreateInfo[0].pMultisampleState = multisampleState;
pipelineCreateInfo[0].pViewportState = viewportState;
pipelineCreateInfo[0].pDepthStencilState = depthStencilState;
pipelineCreateInfo[0].pDynamicState = dynamicState;
pipelineCreateInfo[0].stages.count = 2;
pipelineCreateInfo[0].stages.pointer = shaderStages;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, pipelineCreateInfo, null, &pipeline);
this.pipeline = pipeline;
}
}
public FGraphicsPipeline(VkDevice device, VkPhysicalDevice physicalDevice, VkPipelineCache pipelineCache, VkRenderPass renderPass,
string shaderPath, uint swapchainImageCount, FTexture textureArray)
{
this.device = device;
this.swapchainImageCount = swapchainImageCount;
this.renderPass = renderPass;
desclayout = CreateDescriptorLayout(device, 1);
descriptorPool = CreateDescriptorPool(device, swapchainImageCount, 7);
descriptorSets = AllocateDescriptorSets(device, desclayout, descriptorPool,
swapchainImageCount);
sampler = CreateSampler(device, textureArray.MipLevels);
for (int i = 0; i < swapchainImageCount; i++)
{
VkDescriptorImageInfo imageInfo = new VkDescriptorImageInfo();
imageInfo.imageLayout = VkImageLayout.ShaderReadOnlyOptimal;
imageInfo.imageView = textureArray.imageView;
imageInfo.sampler = sampler;
VkWriteDescriptorSet[] writes = new VkWriteDescriptorSet[1];
writes[0].dstSet = descriptorSets[i];
writes[0].dstBinding = 0;
writes[0].dstArrayElement = 0;
writes[0].descriptorType = VkDescriptorType.CombinedImageSampler;
writes[0].descriptorCount = 1;
writes[0].pImageInfo = &imageInfo;
fixed(VkWriteDescriptorSet *ptr = writes)
vkUpdateDescriptorSets(device, (uint)writes.Length, ptr, 0, null);
}
uniformdata = CreateUniformBuffer(device, physicalDevice, 1);
VkShaderModule vs = LoadShader(device, $"{shaderPath}.vert.spv");
VkShaderModule fs = LoadShader(device, $"{shaderPath}.frag.spv");
VkGraphicsPipelineCreateInfo pCreateInfo = VkGraphicsPipelineCreateInfo.New();
pCreateInfo.flags = VkPipelineCreateFlags.DisableOptimization;
VkPipelineShaderStageCreateInfo[] shaderStages = new VkPipelineShaderStageCreateInfo[2];
shaderStages[0] = VkPipelineShaderStageCreateInfo.New();
shaderStages[0].stage = VkShaderStageFlags.Vertex;
shaderStages[0].module = vs;
byte[] vsFuncName = Encoding.UTF8.GetBytes("main" + char.MinValue);
fixed(byte *ptr = &(vsFuncName[0]))
shaderStages[0].pName = ptr;
shaderStages[1] = VkPipelineShaderStageCreateInfo.New();
shaderStages[1].stage = VkShaderStageFlags.Fragment;
shaderStages[1].module = fs;
byte[] fsFuncName = Encoding.UTF8.GetBytes("main" + char.MinValue);
fixed(byte *ptr = &(fsFuncName[0]))
shaderStages[1].pName = ptr;
fixed(VkPipelineShaderStageCreateInfo *ptr = shaderStages)
pCreateInfo.pStages = ptr;
pCreateInfo.stageCount = 2;
VkVertexInputBindingDescription[] bindings = new VkVertexInputBindingDescription[4];
bindings[0] = new VkVertexInputBindingDescription();
bindings[0].binding = 0;
bindings[0].stride = (uint)sizeof(VoxelRenderer.VoxelVertex);
bindings[0].inputRate = VkVertexInputRate.Vertex;
bindings[1] = new VkVertexInputBindingDescription();
bindings[1].binding = 1;
bindings[1].stride = (uint)sizeof(VoxelRenderer.VoxelVertex);
bindings[1].inputRate = VkVertexInputRate.Vertex;
bindings[2] = new VkVertexInputBindingDescription();
bindings[2].binding = 2;
bindings[2].stride = (uint)sizeof(VoxelRenderer.VoxelVertex);
bindings[2].inputRate = VkVertexInputRate.Vertex;
bindings[3] = new VkVertexInputBindingDescription();
bindings[3].binding = 3;
bindings[3].stride = (uint)sizeof(VoxelRenderer.VoxelVertex);
bindings[3].inputRate = VkVertexInputRate.Vertex;
VkVertexInputAttributeDescription[] attribs = new VkVertexInputAttributeDescription[4];
attribs[0].binding = 0;
attribs[0].location = 0;
attribs[0].format = VkFormat.R32g32b32Sfloat;
attribs[0].offset = 0;
attribs[1].binding = 1;
attribs[1].location = 1;
attribs[1].format = VkFormat.R32g32b32Sfloat;
attribs[1].offset = 0;
attribs[2].binding = 2;
attribs[2].location = 2;
attribs[2].format = VkFormat.R32g32b32Sfloat;
attribs[2].offset = 0;
attribs[3].binding = 3;
attribs[3].location = 3;
attribs[3].format = VkFormat.R32Uint;
attribs[3].offset = 0;
VkPipelineVertexInputStateCreateInfo vertexInput = VkPipelineVertexInputStateCreateInfo.New();
fixed(VkVertexInputBindingDescription *ptr = bindings)
vertexInput.pVertexBindingDescriptions = ptr;
vertexInput.vertexBindingDescriptionCount = (uint)bindings.Length;
fixed(VkVertexInputAttributeDescription *ptr = attribs)
vertexInput.pVertexAttributeDescriptions = ptr;
vertexInput.vertexAttributeDescriptionCount = (uint)attribs.Length;
pCreateInfo.pVertexInputState = &vertexInput;
VkPipelineInputAssemblyStateCreateInfo inputAssembly = VkPipelineInputAssemblyStateCreateInfo.New();
inputAssembly.topology = VkPrimitiveTopology.TriangleList;
pCreateInfo.pInputAssemblyState = &inputAssembly;
VkPipelineViewportStateCreateInfo viewportState = VkPipelineViewportStateCreateInfo.New();
viewportState.viewportCount = 1;
viewportState.scissorCount = 1;
pCreateInfo.pViewportState = &viewportState;
VkPipelineRasterizationStateCreateInfo rasterizationState = VkPipelineRasterizationStateCreateInfo.New();
rasterizationState.lineWidth = 1;
rasterizationState.frontFace = VkFrontFace.Clockwise;
rasterizationState.cullMode = VkCullModeFlags.Back;
rasterizationState.polygonMode = VkPolygonMode.Fill;//TODO add line debug render
pCreateInfo.pRasterizationState = &rasterizationState;
VkPipelineMultisampleStateCreateInfo multisampleState = VkPipelineMultisampleStateCreateInfo.New();
multisampleState.rasterizationSamples = VkSampleCountFlags.Count1;
pCreateInfo.pMultisampleState = &multisampleState;
VkPipelineDepthStencilStateCreateInfo depthState = VkPipelineDepthStencilStateCreateInfo.New();
depthState.depthTestEnable = VkBool32.True;
depthState.depthWriteEnable = VkBool32.True;
depthState.depthCompareOp = VkCompareOp.Less;
pCreateInfo.pDepthStencilState = &depthState;
VkPipelineColorBlendAttachmentState colourAttachment = new VkPipelineColorBlendAttachmentState();
colourAttachment.colorWriteMask = VkColorComponentFlags.R | VkColorComponentFlags.G | VkColorComponentFlags.B | VkColorComponentFlags.A;
VkPipelineColorBlendStateCreateInfo colourState = VkPipelineColorBlendStateCreateInfo.New();
colourState.pAttachments = &colourAttachment;
colourState.attachmentCount = 1;
pCreateInfo.pColorBlendState = &colourState;
VkDynamicState[] dynamicStates = new VkDynamicState[2];
dynamicStates[0] = VkDynamicState.Viewport;
dynamicStates[1] = VkDynamicState.Scissor;
VkPipelineDynamicStateCreateInfo dynamicState = VkPipelineDynamicStateCreateInfo.New();
dynamicState.dynamicStateCount = (uint)dynamicStates.Length;
fixed(VkDynamicState *ptr = &(dynamicStates[0]))
dynamicState.pDynamicStates = ptr;
pCreateInfo.pDynamicState = &dynamicState;
this.pipelineLayout = CreatePipelineLayout(device, desclayout);
pCreateInfo.layout = this.pipelineLayout;
pCreateInfo.renderPass = renderPass;
pCreateInfo.subpass = 0;
VkPipeline pipeline = VkPipeline.Null;
Assert(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pCreateInfo, null, &pipeline));
this.pipeline = pipeline;
}
void preparePipelines()
{
var inputAssemblyState = VkPipelineInputAssemblyStateCreateInfo.Alloc();
inputAssemblyState->topology = VkPrimitiveTopology.TriangleList;
inputAssemblyState->primitiveRestartEnable = false;
var rasterizationState = VkPipelineRasterizationStateCreateInfo.Alloc();
rasterizationState->polygonMode = VkPolygonMode.Fill;
rasterizationState->cullMode = VkCullModeFlagBits.None;
rasterizationState->frontFace = VkFrontFace.CounterClockwise;
rasterizationState->lineWidth = 1.0f;
var blendAttachmentState = VkPipelineColorBlendAttachmentState.Alloc();
blendAttachmentState->colorWriteMask = (VkColorComponentFlagBits)0xf;
blendAttachmentState->blendEnable = false;
var colorBlendState = VkPipelineColorBlendStateCreateInfo.Alloc();
colorBlendState->attachments.count = 1;
colorBlendState->attachments.pointer = blendAttachmentState;
var depthStencilState = VkPipelineDepthStencilStateCreateInfo.Alloc();
depthStencilState->depthTestEnable = true;
depthStencilState->depthWriteEnable = true;
depthStencilState->depthCompareOp = VkCompareOp.LessOrEqual;
depthStencilState->front = depthStencilState->back;
depthStencilState->back.compareOp = VkCompareOp.Always;
var viewportState = VkPipelineViewportStateCreateInfo.Alloc();
viewportState[0].viewports.count = 1;
viewportState[0].scissors.count = 1;
var multisampleState = VkPipelineMultisampleStateCreateInfo.Alloc();
multisampleState->rasterizationSamples = VkSampleCountFlagBits._1;
var dynamicStateEnables = new VkDynamicState[] { VkDynamicState.Viewport, VkDynamicState.Scissor };
var dynamicState = VkPipelineDynamicStateCreateInfo.Alloc();
dynamicState[0].dynamicStates = dynamicStateEnables;
var shaderStages = VkPipelineShaderStageCreateInfo.Alloc(2);
var pipelineCreateInfo = VkGraphicsPipelineCreateInfo.Alloc();
pipelineCreateInfo->layout = pipelineLayoutRadialBlur;
pipelineCreateInfo->renderPass = renderPass;
pipelineCreateInfo->basePipelineIndex = -1;
pipelineCreateInfo->pInputAssemblyState = inputAssemblyState;
pipelineCreateInfo->pRasterizationState = rasterizationState;
pipelineCreateInfo->pColorBlendState = colorBlendState;
pipelineCreateInfo->pMultisampleState = multisampleState;
pipelineCreateInfo->pViewportState = viewportState;
pipelineCreateInfo->pDepthStencilState = depthStencilState;
pipelineCreateInfo->pDynamicState = dynamicState;
pipelineCreateInfo->stages.count = 2;
pipelineCreateInfo->stages.pointer = shaderStages;
// Radial blur pipeline
shaderStages[0] = loadShader(getAssetPath() + "shaders/radialblur/radialblur.vert.spv", VkShaderStageFlagBits.Vertex);
shaderStages[1] = loadShader(getAssetPath() + "shaders/radialblur/radialblur.frag.spv", VkShaderStageFlagBits.Fragment);
// Empty vertex input state
var emptyInputState = VkPipelineVertexInputStateCreateInfo.Alloc();
pipelineCreateInfo->pVertexInputState = emptyInputState;
pipelineCreateInfo->layout = pipelineLayoutRadialBlur;
// Additive blending
blendAttachmentState->colorWriteMask = (VkColorComponentFlagBits)0xF;
blendAttachmentState->blendEnable = true;
blendAttachmentState->colorBlendOp = VkBlendOp.Add;
blendAttachmentState->srcColorBlendFactor = VkBlendFactor.One;
blendAttachmentState->dstColorBlendFactor = VkBlendFactor.One;
blendAttachmentState->alphaBlendOp = VkBlendOp.Add;
blendAttachmentState->srcAlphaBlendFactor = VkBlendFactor.SrcAlpha;
blendAttachmentState->dstAlphaBlendFactor = VkBlendFactor.DstAlpha;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, pipelineCreateInfo, null, &pipeline);
this.pipelineRadialBlur = pipeline;
}
// No blending (for debug display)
blendAttachmentState->blendEnable = false;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, pipelineCreateInfo, null, &pipeline);
this.pipelineOffscreenDisplay = pipeline;
}
// Phong pass
pipelineCreateInfo->layout = pipelineLayoutScene;
shaderStages[0] = loadShader(getAssetPath() + "shaders/radialblur/phongpass.vert.spv", VkShaderStageFlagBits.Vertex);
shaderStages[1] = loadShader(getAssetPath() + "shaders/radialblur/phongpass.frag.spv", VkShaderStageFlagBits.Fragment);
pipelineCreateInfo->pVertexInputState = inputInfo;
blendAttachmentState->blendEnable = false;
depthStencilState->depthWriteEnable = true;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, pipelineCreateInfo, null, &pipeline);
this.pipelinePhongPass = pipeline;
}
// Color only pass (offscreen blur base)
shaderStages[0] = loadShader(getAssetPath() + "shaders/radialblur/colorpass.vert.spv", VkShaderStageFlagBits.Vertex);
shaderStages[1] = loadShader(getAssetPath() + "shaders/radialblur/colorpass.frag.spv", VkShaderStageFlagBits.Fragment);
pipelineCreateInfo->renderPass = offscreenPass.renderPass;
{
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, pipelineCreateInfo, null, &pipeline);
this.pipelineColorPass = pipeline;
}
}
void preparePipelines()
{
var inputAssemblyState = new VkPipelineInputAssemblyStateCreateInfo();
inputAssemblyState.sType = PipelineInputAssemblyStateCreateInfo;
inputAssemblyState.topology = VkPrimitiveTopology.TriangleList;
inputAssemblyState.primitiveRestartEnable = false;
var rasterizationState = new VkPipelineRasterizationStateCreateInfo();
rasterizationState.sType = PipelineRasterizationStateCreateInfo;
rasterizationState.polygonMode = VkPolygonMode.Fill;
rasterizationState.cullMode = VkCullModeFlagBits.None;
rasterizationState.frontFace = VkFrontFace.CounterClockwise;
var blendAttachmentState = new VkPipelineColorBlendAttachmentState(
(VkColorComponentFlagBits)0xf, false);
var colorBlendState = new VkPipelineColorBlendStateCreateInfo();
colorBlendState.sType = PipelineColorBlendStateCreateInfo;
colorBlendState.attachments = blendAttachmentState;
var depthStencilState = new VkPipelineDepthStencilStateCreateInfo();
depthStencilState.sType = PipelineDepthStencilStateCreateInfo;
depthStencilState.depthTestEnable = true;
depthStencilState.depthWriteEnable = true;
depthStencilState.depthCompareOp = VkCompareOp.LessOrEqual;
var viewportState = new VkPipelineViewportStateCreateInfo();
viewportState.sType = PipelineViewportStateCreateInfo;
viewportState.viewports.count = 1;
viewportState.scissors.count = 1;
var multisampleState = new VkPipelineMultisampleStateCreateInfo();
multisampleState.sType = PipelineMultisampleStateCreateInfo;
multisampleState.rasterizationSamples = VkSampleCountFlagBits._1;
var dynamicStateEnables = new VkDynamicState[] {
VkDynamicState.Viewport,
VkDynamicState.Scissor,
};
var dynamicState = new VkPipelineDynamicStateCreateInfo();
dynamicState.sType = PipelineDynamicStateCreateInfo;
dynamicState.dynamicStates = dynamicStateEnables;
// Load shaders
var shaderStages = new VkPipelineShaderStageCreateInfo[] {
loadShader(getAssetPath() + "shaders/dynamicuniformbuffer/base.vert.spv", VkShaderStageFlagBits.Vertex),
loadShader(getAssetPath() + "shaders/dynamicuniformbuffer/base.frag.spv", VkShaderStageFlagBits.Fragment)
};
var info = new VkGraphicsPipelineCreateInfo();
info.sType = GraphicsPipelineCreateInfo;
info.layout = pipelineLayout;
info.renderPass = renderPass;
info.pVertexInputState = vertices_inputState;
info.pInputAssemblyState = &inputAssemblyState;
info.pRasterizationState = &rasterizationState;
info.pColorBlendState = &colorBlendState;
info.pMultisampleState = &multisampleState;
info.pViewportState = &viewportState;
info.pDepthStencilState = &depthStencilState;
info.pDynamicState = &dynamicState;
info.stages = shaderStages;
VkPipeline pipeline;
vkCreateGraphicsPipelines(device, pipelineCache, 1, &info, null, &pipeline);
this.pipeline = pipeline;
}
