private void Vkctrl_VulkanInitialized(object sender, SharpVulkanWpf.VulkanEventArgs args)
{
var device = args.Device;
var commandPoolCreateInfo = new VkCommandPoolCreateInfo()
{
queueFamilyIndex = args.GraphicsQueueIndex,
flags = VkCommandPoolCreateFlags.VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
};
VulkanAPI.vkCreateCommandPool(device, ref commandPoolCreateInfo, out m_commandPool);
var allocateInfo = new VkCommandBufferAllocateInfo()
{
commandBufferCount = 1,
commandPool = m_commandPool,
};
VulkanAPI.vkAllocateCommandBuffers(device, ref allocateInfo, out m_commandBuffers);
// 頂点入力情報の構築.
m_vertexInputState = CreateVertexInputState();
// プリミティブの情報 トライアングルリストでデータが生成されている.
m_inputAssemblyState = new VkPipelineInputAssemblyStateCreateInfo()
{
topology = VkPrimitiveTopology.VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST
};
// シェーダーステージ情報の構築.
m_shaderStages = new VkPipelineShaderStageCreateInfo[2]
{
SampleHelpers.CreateShader(device, "resource/simpleVS.spv", VkShaderStageFlagBits.VK_SHADER_STAGE_VERTEX_BIT),
SampleHelpers.CreateShader(device, "resource/simpleFS.spv", VkShaderStageFlagBits.VK_SHADER_STAGE_FRAGMENT_BIT),
};
// ラスタライザーステートの構築.
m_rasterizationState = new VkPipelineRasterizationStateCreateInfo();
// デプスステンシルステートの構築.
m_depthStencilState = new VkPipelineDepthStencilStateCreateInfo();
// カラーブレンドステートの構築.
m_colorBlendState = new VkPipelineColorBlendStateCreateInfo();
var colorBlendAttachment = new VkPipelineColorBlendAttachmentState();
m_colorBlendState.attachments = new[] { colorBlendAttachment };
// マルチサンプルステートの構築.
m_multisampleState = new VkPipelineMultisampleStateCreateInfo();
// パイプラインレイアウトの構築.
m_pipelineLayout = CreatePipelineLayout(device);
// ビューポートステートの構築.
m_viewportState = CreateViewportState();
// グラフィックスパイプラインを構築.
m_graphicsPipeline = CreateGraphicsPipeline(device, vkctrl.GetControlRenderPass());
// 頂点バッファの作成.
CreateVertexBuffer(device, args.PhysicalDevice);
}
public static VkPipelineRasterizationStateCreateInfo pipelineRasterizationStateCreateInfo(
VkPolygonMode polygonMode,
VkCullModeFlags cullMode,
VkFrontFace frontFace,
uint flags = 0)
{
VkPipelineRasterizationStateCreateInfo pipelineRasterizationStateCreateInfo = VkPipelineRasterizationStateCreateInfo.New();
pipelineRasterizationStateCreateInfo.polygonMode = polygonMode;
pipelineRasterizationStateCreateInfo.cullMode = cullMode;
pipelineRasterizationStateCreateInfo.frontFace = frontFace;
pipelineRasterizationStateCreateInfo.flags = flags;
pipelineRasterizationStateCreateInfo.depthClampEnable = False;
pipelineRasterizationStateCreateInfo.lineWidth = 1.0f;
return(pipelineRasterizationStateCreateInfo);
}
public VkRasterizerState(FaceCullingMode cullMode, TriangleFillMode fillMode, bool isDepthClipEnabled, bool isScissorTestEnabled)
{
CullMode = cullMode;
FillMode = fillMode;
IsDepthClipEnabled = isDepthClipEnabled;
IsScissorTestEnabled = isScissorTestEnabled;
VkPipelineRasterizationStateCreateInfo rasterizerStateCI = VkPipelineRasterizationStateCreateInfo.New();
rasterizerStateCI.cullMode = VkFormats.VeldridToVkCullMode(cullMode);
rasterizerStateCI.polygonMode = VkFormats.VeldridToVkFillMode(fillMode);
rasterizerStateCI.depthClampEnable = !isDepthClipEnabled; // TODO: Same as OpenGL (?)
rasterizerStateCI.frontFace = VkFrontFace.Clockwise;
RasterizerStateCreateInfo = rasterizerStateCI;
}
public void ToNative(out VkPipelineRasterizationStateCreateInfo rasterizationStateCreateInfo)
{
rasterizationStateCreateInfo = new VkPipelineRasterizationStateCreateInfo
{
sType = VkStructureType.PipelineRasterizationStateCreateInfo,
depthClampEnable = depthClampEnable,
rasterizerDiscardEnable = rasterizerDiscardEnable,
polygonMode = polygonMode,
cullMode = cullMode,
frontFace = frontFace,
depthBiasEnable = depthBiasEnable,
depthBiasConstantFactor = depthBiasConstantFactor,
depthBiasClamp = depthBiasClamp,
depthBiasSlopeFactor = depthBiasSlopeFactor,
lineWidth = lineWidth
};
}
void CreateGraphicsPipeline()
{
VkShaderModule vert = CreateShaderModule(File.ReadAllBytes("vert.spv"));
VkShaderModule frag = CreateShaderModule(File.ReadAllBytes("frag.spv"));
InteropString entry = new InteropString("main");
var vertInfo = new VkPipelineShaderStageCreateInfo();
vertInfo.sType = CSGL.Vulkan.VkStructureType.PipelineShaderStageCreateInfo;
vertInfo.stage = CSGL.Vulkan.VkShaderStageFlags.VertexBit;
vertInfo.module = vert;
vertInfo.pName = entry.Address;
var fragInfo = new VkPipelineShaderStageCreateInfo();
fragInfo.sType = CSGL.Vulkan.VkStructureType.PipelineShaderStageCreateInfo;
fragInfo.stage = CSGL.Vulkan.VkShaderStageFlags.FragmentBit;
fragInfo.module = frag;
fragInfo.pName = entry.Address;
var shaderStages = new NativeArray <VkPipelineShaderStageCreateInfo>(2);
shaderStages[0] = vertInfo;
shaderStages[1] = fragInfo;
var vertexInputInfo = new VkPipelineVertexInputStateCreateInfo();
vertexInputInfo.sType = CSGL.Vulkan.VkStructureType.PipelineVertexInputStateCreateInfo;
var vertexInputNative = new Native <VkPipelineVertexInputStateCreateInfo>(vertexInputInfo);
var inputAssembly = new VkPipelineInputAssemblyStateCreateInfo();
inputAssembly.sType = CSGL.Vulkan.VkStructureType.PipelineInputAssemblyStateCreateInfo;
inputAssembly.topology = CSGL.Vulkan.VkPrimitiveTopology.TriangleList;
var inputAssemblyNative = new Native <VkPipelineInputAssemblyStateCreateInfo>(inputAssembly);
var viewport = new VkViewport();
viewport.width = swapchainExtent.width;
viewport.height = swapchainExtent.height;
viewport.minDepth = 0f;
viewport.maxDepth = 1f;
var viewportNative = new Native <VkViewport>(viewport);
var scissor = new VkRect2D();
scissor.extent = swapchainExtent;
var scissorNative = new Native <VkRect2D>(scissor);
var viewportState = new VkPipelineViewportStateCreateInfo();
viewportState.sType = CSGL.Vulkan.VkStructureType.PipelineViewportStateCreateInfo;
viewportState.viewportCount = 1;
viewportState.pViewports = viewportNative.Address;
viewportState.scissorCount = 1;
viewportState.pScissors = scissorNative.Address;
var viewportStateNative = new Native <VkPipelineViewportStateCreateInfo>(viewportState);
var rasterizer = new VkPipelineRasterizationStateCreateInfo();
rasterizer.sType = CSGL.Vulkan.VkStructureType.PipelineRasterizationStateCreateInfo;
rasterizer.polygonMode = CSGL.Vulkan.VkPolygonMode.Fill;
rasterizer.lineWidth = 1f;
rasterizer.cullMode = CSGL.Vulkan.VkCullModeFlags.BackBit;
rasterizer.frontFace = CSGL.Vulkan.VkFrontFace.Clockwise;
var rasterizerNative = new Native <VkPipelineRasterizationStateCreateInfo>(rasterizer);
var multisampling = new VkPipelineMultisampleStateCreateInfo();
multisampling.sType = CSGL.Vulkan.VkStructureType.PipelineMultisampleStateCreateInfo;
multisampling.rasterizationSamples = CSGL.Vulkan.VkSampleCountFlags._1_Bit;
multisampling.minSampleShading = 1f;
var multisamplingNative = new Native <VkPipelineMultisampleStateCreateInfo>(multisampling);
var colorBlendAttachment = new VkPipelineColorBlendAttachmentState();
colorBlendAttachment.colorWriteMask = CSGL.Vulkan.VkColorComponentFlags.RBit
| CSGL.Vulkan.VkColorComponentFlags.GBit
| CSGL.Vulkan.VkColorComponentFlags.BBit
| CSGL.Vulkan.VkColorComponentFlags.ABit;
colorBlendAttachment.srcColorBlendFactor = CSGL.Vulkan.VkBlendFactor.One;
colorBlendAttachment.dstColorBlendFactor = CSGL.Vulkan.VkBlendFactor.Zero;
colorBlendAttachment.colorBlendOp = CSGL.Vulkan.VkBlendOp.Add;
colorBlendAttachment.srcAlphaBlendFactor = CSGL.Vulkan.VkBlendFactor.One;
colorBlendAttachment.dstAlphaBlendFactor = CSGL.Vulkan.VkBlendFactor.Zero;
colorBlendAttachment.alphaBlendOp = CSGL.Vulkan.VkBlendOp.Add;
var colorBlendAttachmentNative = new Native <VkPipelineColorBlendAttachmentState>(colorBlendAttachment);
var colorBlending = new VkPipelineColorBlendStateCreateInfo();
colorBlending.sType = CSGL.Vulkan.VkStructureType.PipelineColorBlendStateCreateInfo;
colorBlending.logicOp = CSGL.Vulkan.VkLogicOp.Copy;
colorBlending.attachmentCount = 1;
colorBlending.pAttachments = colorBlendAttachmentNative.Address;
var colorBlendingNative = new Native <VkPipelineColorBlendStateCreateInfo>(colorBlending);
var pipelineLayoutInfo = new VkPipelineLayoutCreateInfo();
pipelineLayoutInfo.sType = CSGL.Vulkan.VkStructureType.PipelineLayoutCreateInfo;
if (pipelineLayout != VkPipelineLayout.Null)
{
VK.DestroyPipelineLayout(device, pipelineLayout, alloc);
}
var result = VK.CreatePipelineLayout(device, ref pipelineLayoutInfo, alloc, out pipelineLayout);
var info = new VkGraphicsPipelineCreateInfo();
info.sType = CSGL.Vulkan.VkStructureType.GraphicsPipelineCreateInfo;
info.stageCount = 2;
info.pStages = shaderStages.Address;
info.pVertexInputState = vertexInputNative.Address;
info.pInputAssemblyState = inputAssemblyNative.Address;
info.pViewportState = viewportStateNative.Address;
info.pRasterizationState = rasterizerNative.Address;
info.pMultisampleState = multisamplingNative.Address;
info.pColorBlendState = colorBlendingNative.Address;
info.layout = pipelineLayout;
info.renderPass = renderPass;
info.subpass = 0;
info.basePipelineHandle = VkPipeline.Null;
info.basePipelineIndex = -1;
var infoNative = new Native <VkGraphicsPipelineCreateInfo>(info);
var temp = new Native <VkPipeline>();
if (pipeline != VkPipeline.Null)
{
VK.DestroyPipeline(device, pipeline, alloc);
}
result = VK.CreateGraphicsPipelines(device, VkPipelineCache.Null, 1, infoNative.Address, alloc, temp.Address);
pipeline = temp.Value;
infoNative.Dispose();
temp.Dispose();
entry.Dispose();
shaderStages.Dispose();
vertexInputNative.Dispose();
inputAssemblyNative.Dispose();
viewportNative.Dispose();
scissorNative.Dispose();
viewportStateNative.Dispose();
rasterizerNative.Dispose();
multisamplingNative.Dispose();
colorBlendingNative.Dispose();
colorBlendAttachmentNative.Dispose();
VK.DestroyShaderModule(device, vert, alloc);
VK.DestroyShaderModule(device, frag, alloc);
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VkPrimitiveTopology.TriangleList,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VkPolygonMode.Fill,
VkCullModeFlags.Back,
VkFrontFace.Clockwise,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
(VkColorComponentFlags)0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
True,
True,
VkCompareOp.LessOrEqual);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(VkSampleCountFlags._1);
FixedArray3 <VkDynamicState> dynamicStateEnables = new FixedArray3 <VkDynamicState>(
VkDynamicState.Viewport,
VkDynamicState.Scissor,
VkDynamicState.LineWidth);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo((VkDynamicState *)Unsafe.AsPointer(ref dynamicStateEnables), dynamicStateEnables.Count);
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(pipelineLayout, RenderPass);
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>();
shaderStages.First = loadShader(getAssetPath() + "shaders/pipelines/phong.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/pipelines/phong.frag.spv", VkShaderStageFlags.Fragment);
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = (VkPipelineShaderStageCreateInfo *)Unsafe.AsPointer(ref shaderStages);
// Shared vertex bindings and attributes used by all pipelines
// Binding description
VkVertexInputBindingDescription vertexInputBindings
= Initializers.vertexInputBindingDescription(VERTEX_BUFFER_BIND_ID, vertexLayout.GetStride(), VkVertexInputRate.Vertex);
// Attribute descriptions
FixedArray4 <VkVertexInputAttributeDescription> vertexInputAttributes = new FixedArray4 <VkVertexInputAttributeDescription>
{
First = Initializers.vertexInputAttributeDescription(VERTEX_BUFFER_BIND_ID, 0, VkFormat.R32g32b32Sfloat, 0), // Location 0: Position
Second = Initializers.vertexInputAttributeDescription(VERTEX_BUFFER_BIND_ID, 1, VkFormat.R32g32b32Sfloat, sizeof(float) * 3), // Location 1: Color
Third = Initializers.vertexInputAttributeDescription(VERTEX_BUFFER_BIND_ID, 2, VkFormat.R32g32Sfloat, sizeof(float) * 6), // Location 2 : Texture coordinates
Fourth = Initializers.vertexInputAttributeDescription(VERTEX_BUFFER_BIND_ID, 3, VkFormat.R32g32b32Sfloat, sizeof(float) * 8), // Location 3 : Normal
};
VkPipelineVertexInputStateCreateInfo vertexInputState = VkPipelineVertexInputStateCreateInfo.New();
vertexInputState.vertexBindingDescriptionCount = 1;
vertexInputState.pVertexBindingDescriptions = &vertexInputBindings;
vertexInputState.vertexAttributeDescriptionCount = vertexInputAttributes.Count;
vertexInputState.pVertexAttributeDescriptions = (VkVertexInputAttributeDescription *)Unsafe.AsPointer(ref vertexInputAttributes);
pipelineCreateInfo.pVertexInputState = &vertexInputState;
// Create the graphics pipeline state objects
// We are using this pipeline as the base for the other pipelines (derivatives)
// Pipeline derivatives can be used for pipelines that share most of their state
// Depending on the implementation this may result in better performance for pipeline
// switchting and faster creation time
pipelineCreateInfo.flags = VkPipelineCreateFlags.AllowDerivatives;
// Textured pipeline
// Phong shading pipeline
shaderStages.First = loadShader(getAssetPath() + "shaders/pipelines/phong.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/pipelines/phong.frag.spv", VkShaderStageFlags.Fragment);
Util.CheckResult(vkCreateGraphicsPipelines(Device, PipelineCache, 1, ref pipelineCreateInfo, null, out pipelines_phong));
// All pipelines created after the base pipeline will be derivatives
pipelineCreateInfo.flags = VkPipelineCreateFlags.Derivative;
// Base pipeline will be our first created pipeline
pipelineCreateInfo.basePipelineHandle = pipelines_phong;
// It's only allowed to either use a handle or index for the base pipeline
// As we use the handle, we must set the index to -1 (see section 9.5 of the specification)
pipelineCreateInfo.basePipelineIndex = -1;
// Toon shading pipeline
shaderStages.First = loadShader(getAssetPath() + "shaders/pipelines/toon.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/pipelines/toon.frag.spv", VkShaderStageFlags.Fragment);
Util.CheckResult(vkCreateGraphicsPipelines(Device, PipelineCache, 1, ref pipelineCreateInfo, null, out pipelines_toon));
// Pipeline for wire frame rendering
// Non solid rendering is not a mandatory Vulkan feature
if (DeviceFeatures.fillModeNonSolid != 0)
{
rasterizationState.polygonMode = VkPolygonMode.Line;
shaderStages.First = loadShader(getAssetPath() + "shaders/pipelines/wireframe.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/pipelines/wireframe.frag.spv", VkShaderStageFlags.Fragment);
Util.CheckResult(vkCreateGraphicsPipelines(Device, PipelineCache, 1, ref pipelineCreateInfo, null, out pipelines_wireframe));
}
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VK_POLYGON_MODE_FILL,
VK_CULL_MODE_NONE,
VK_FRONT_FACE_CLOCKWISE,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
True,
True,
VK_COMPARE_OP_LESS_OR_EQUAL);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VK_SAMPLE_COUNT_1_BIT,
0);
FixedArray3 <VkDynamicState> dynamicStateEnables = new FixedArray3 <VkDynamicState>(
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR,
VK_DYNAMIC_STATE_LINE_WIDTH);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>();
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var vis = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &vis;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
// Prepare specialization data
SpecializationData specializationData = SpecializationData.Default;
// Each shader constant of a shader stage corresponds to one map entry
FixedArray2 <VkSpecializationMapEntry> specializationMapEntries = new FixedArray2 <VkSpecializationMapEntry>();
// Shader bindings based on specialization constants are marked by the new "constant_id" layout qualifier:
// layout (constant_id = 0) const int LIGHTING_MODEL = 0;
// layout (constant_id = 1) const float PARAM_TOON_DESATURATION = 0.0f;
// Map entry for the lighting model to be used by the fragment shader
specializationMapEntries.First.constantID = 0;
specializationMapEntries.First.size = (UIntPtr)sizeof(uint);
specializationMapEntries.First.offset = 0;
// Map entry for the toon shader parameter
specializationMapEntries.Second.constantID = 1;
specializationMapEntries.Second.size = (UIntPtr)sizeof(float);
specializationMapEntries.Second.offset = (sizeof(uint));
// Prepare specialization info block for the shader stage
VkSpecializationInfo specializationInfo = new VkSpecializationInfo();
specializationInfo.dataSize = (UIntPtr)sizeof(SpecializationData);
specializationInfo.mapEntryCount = specializationMapEntries.Count;
specializationInfo.pMapEntries = &specializationMapEntries.First;
specializationInfo.pData = &specializationData;
// Create pipelines
// All pipelines will use the same "uber" shader and specialization constants to change branching and parameters of that shader
shaderStages.First = loadShader(getAssetPath() + "shaders/specializationconstants/uber.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/specializationconstants/uber.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
// Specialization info is assigned is part of the shader stage (modul) and must be set after creating the module and before creating the pipeline
shaderStages.Second.pSpecializationInfo = &specializationInfo;
// Solid phong shading
specializationData.lightingModel = 0;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_phong));
// Phong and textured
specializationData.lightingModel = 1;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_toon));
// Textured discard
specializationData.lightingModel = 2;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_textured));
}
private void CreateGraphicsPipeline()
{
var vertShaderModule = CreateShaderModule(File.ReadAllBytes("../../Resources/Shaders/vert.spv"));
var fragShaderModule = CreateShaderModule(File.ReadAllBytes("../../Resources/Shaders/frag.spv"));
var vertShaderStageInfo = new VkPipelineShaderStageCreateInfo()
{
Stage = VkShaderStage.Vertex,
Module = vertShaderModule,
Name = "main"
};
var fragShaderStageInfo = new VkPipelineShaderStageCreateInfo()
{
Stage = VkShaderStage.Fragment,
Module = fragShaderModule,
Name = "main"
};
var shaderStages = new[] { vertShaderStageInfo, fragShaderStageInfo };
var vertexInputInfo = new VkPipelineVertexInputStateCreateInfo
{
VertexBindingDescriptions = new[] { Vertex.GetBindingDescription(0) },
VertexAttributeDescriptions = Vertex.GetAttributeDescriptions(0)
};
var inputAssemblyInfo = new VkPipelineInputAssemblyStateCreateInfo
{
Topology = VkPrimitiveTopology.TriangleList,
PrimitiveRestartEnable = false
};
var viewport = new VkViewport
{
X = 0,
Y = 0,
Width = swapChainExtent.Width,
Height = swapChainExtent.Height,
MinDepth = 0,
MaxDepth = 1
};
var scissor = new VkRect2D(new VkOffset2D(0, 0), swapChainExtent);
var viewportStateInfo = new VkPipelineViewportStateCreateInfo
{
Viewports = new [] { viewport },
Scissors = new [] { scissor }
};
var rasterizerInfo = new VkPipelineRasterizationStateCreateInfo
{
DepthClampEnable = false,
RasterizerDiscardEnable = false,
PolygonMode = VkPolygonMode.Fill,
LineWidth = 1f,
CullMode = VkCullMode.Back,
FrontFace = VkFrontFace.Clockwise,
DepthBiasEnable = false,
DepthBiasConstantFactor = 0f,
DepthBiasClamp = 0f,
DepthBiasSlopeFactor = 0f
};
var multisamplingInfo = new VkPipelineMultisampleStateCreateInfo
{
SampleShadingEnable = false,
RasterizationSamples = VkSampleCount.B1,
MinSampleShading = 1f,
SampleMask = null,
AlphaToCoverageEnable = false,
AlphaToOneEnable = false
};
var colorBlendAttachment = new VkPipelineColorBlendAttachmentState
{
ColorWriteMask = VkColorComponent.R | VkColorComponent.G | VkColorComponent.B | VkColorComponent.A,
BlendEnable = (VkBool32)false,
SrcColorBlendFactor = VkBlendFactor.One,
SrcAlphaBlendFactor = VkBlendFactor.One,
ColorBlendOp = VkBlendOp.Add,
AlphaBlendOp = VkBlendOp.Add,
DstColorBlendFactor = VkBlendFactor.Zero,
DstAlphaBlendFactor = VkBlendFactor.Zero
};
var colorBlendingInfo = new VkPipelineColorBlendStateCreateInfo
{
LogicOpEnable = false,
LogicOp = VkLogicOp.Copy,
Attachments = new[] { colorBlendAttachment },
BlendConstants = new VkColor4(0, 0, 0, 0)
};
var dynamicStates = new[]
{
VkDynamicState.Viewport,
VkDynamicState.LineWidth,
};
var dynamicStateInfo = new VkPipelineDynamicStateCreateInfo
{
DynamicStates = dynamicStates
};
var pipelineLayoutInfo = new VkPipelineLayoutCreateInfo
{
SetLayouts = null,
PushConstantRanges = null
};
pipelineLayout = device.CreatePipelineLayout(pipelineLayoutInfo, null).Object;
var pipelineInfo = new VkGraphicsPipelineCreateInfo
{
Stages = shaderStages,
VertexInputState = vertexInputInfo,
InputAssemblyState = inputAssemblyInfo,
TessellationState = null,
ViewportState = viewportStateInfo,
RasterizationState = rasterizerInfo,
MultisampleState = multisamplingInfo,
DepthStencilState = null,
ColorBlendState = colorBlendingInfo,
DynamicState = null,
Layout = pipelineLayout,
RenderPass = renderPass,
Subpass = 0,
BasePipelineHandle = null,
BasePipelineIndex = -1,
Flags = VkPipelineCreateFlags.None
};
graphicsPipeline = device.CreateGraphicsPipelines(null, new[] { pipelineInfo }, null).Object.Single();
vertShaderModule.Dispose();
fragShaderModule.Dispose();
}
private void createGraphicsPipeline()
{
var vertShaderModule = createShaderModule(typeof(Shader_Vert_03));
var fragShaderModule = createShaderModule(typeof(Shader_Frag_03));
VkPipelineShaderStageCreateInfo vertShaderStageInfo = new VkPipelineShaderStageCreateInfo();
vertShaderStageInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
vertShaderStageInfo.stage = VkShaderStageFlagBits.VK_SHADER_STAGE_VERTEX_BIT;
vertShaderStageInfo.module = vertShaderModule;
vertShaderStageInfo.pName = "main";
VkPipelineShaderStageCreateInfo fragShaderStageInfo = new VkPipelineShaderStageCreateInfo();
fragShaderStageInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
fragShaderStageInfo.stage = VkShaderStageFlagBits.VK_SHADER_STAGE_FRAGMENT_BIT;
fragShaderStageInfo.module = fragShaderModule;
fragShaderStageInfo.pName = "main";
VkPipelineShaderStageCreateInfo[] shaderStages = new VkPipelineShaderStageCreateInfo[2] {
vertShaderStageInfo, fragShaderStageInfo
};
VkPipelineVertexInputStateCreateInfo vertexInputInfo = new VkPipelineVertexInputStateCreateInfo();
vertexInputInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
var bindingDescription = Vertex.getBindingDescription();
var attributeDescriptions = Vertex.getAttributeDescriptions();
vertexInputInfo.vertexBindingDescriptionCount = 1;
vertexInputInfo.vertexAttributeDescriptionCount = attributeDescriptions.Length;
vertexInputInfo.pVertexBindingDescriptions = new VkVertexInputBindingDescription[] { bindingDescription };
vertexInputInfo.pVertexAttributeDescriptions = attributeDescriptions;
VkPipelineInputAssemblyStateCreateInfo inputAssembly = new VkPipelineInputAssemblyStateCreateInfo();
inputAssembly.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
inputAssembly.topology = VkPrimitiveTopology.VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
inputAssembly.primitiveRestartEnable = VkBool32.VK_FALSE;
VkViewport viewport = new VkViewport();
viewport.x = 0.0f;
viewport.y = 0.0f;
viewport.width = (float)swapChainExtent.width;
viewport.height = (float)swapChainExtent.height;
viewport.minDepth = 0.0f;
viewport.maxDepth = 1.0f;
VkRect2D scissor = new VkRect2D();
scissor.offset = new VkOffset2D()
{
x = 0, y = 0
};
scissor.extent = swapChainExtent;
VkPipelineViewportStateCreateInfo viewportState = new VkPipelineViewportStateCreateInfo();
viewportState.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
viewportState.viewportCount = 1;
viewportState.pViewports = new VkViewport[] { viewport };
viewportState.scissorCount = 1;
viewportState.pSicssors = new VkRect2D[] { scissor };
VkPipelineRasterizationStateCreateInfo rasterizer = new VkPipelineRasterizationStateCreateInfo();
rasterizer.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
rasterizer.depthClampEnable = VkBool32.VK_FALSE;
rasterizer.rasterizerDiscardEnable = VkBool32.VK_FALSE;
rasterizer.polygonMode = VkPolygonMode.VK_POLYGON_MODE_FILL;
rasterizer.lineWidth = 1.0f;
rasterizer.cullMode = VkCullModeFlagBits.VK_CULL_MODE_BACK_BIT;
rasterizer.frontFace = VkFrontFace.VK_FRONT_FACE_CLOCKWISE;
rasterizer.depthBiasEnable = VkBool32.VK_FALSE;
VkPipelineMultisampleStateCreateInfo multisampling = new VkPipelineMultisampleStateCreateInfo();
multisampling.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
multisampling.sampleShadingEnable = VkBool32.VK_FALSE;
multisampling.rasterizationSamples = VkSampleCountFlagBits.VK_SAMPLE_COUNT_1_BIT;
VkPipelineColorBlendAttachmentState colorBlendAttachment = new VkPipelineColorBlendAttachmentState();
colorBlendAttachment.colorWriteMask = VkColorComponentFlagBits.VK_COLOR_COMPONENT_R_BIT | VkColorComponentFlagBits.VK_COLOR_COMPONENT_G_BIT | VkColorComponentFlagBits.VK_COLOR_COMPONENT_B_BIT | VkColorComponentFlagBits.VK_COLOR_COMPONENT_A_BIT;
colorBlendAttachment.blendEnable = VkBool32.VK_FALSE;
VkPipelineColorBlendStateCreateInfo colorBlending = VkPipelineColorBlendStateCreateInfo.Create();
colorBlending.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
colorBlending.logicOpEnable = VkBool32.VK_FALSE;
colorBlending.logicOp = VkLogicOp.VK_LOGIC_OP_COPY;
colorBlending.attachmentCount = 1;
colorBlending.pAttachments = new VkPipelineColorBlendAttachmentState[] { colorBlendAttachment };
colorBlending.blendConstants[0] = 0.0f;
colorBlending.blendConstants[1] = 0.0f;
colorBlending.blendConstants[2] = 0.0f;
colorBlending.blendConstants[3] = 0.0f;
VkPipelineLayoutCreateInfo pipelineLayoutInfo = new VkPipelineLayoutCreateInfo();
pipelineLayoutInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
pipelineLayoutInfo.setLayoutCount = 0;
pipelineLayoutInfo.pushConstantRangeCount = 0;
VkResult result = Vulkan.vkCreatePipelineLayout(device, pipelineLayoutInfo, null, out pipelineLayout);
if (result != VkResult.VK_SUCCESS)
{
throw Program.Throw("failed to create pipeline layout!");
}
VkGraphicsPipelineCreateInfo pipelineInfo = new VkGraphicsPipelineCreateInfo();
pipelineInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
pipelineInfo.stageCount = shaderStages.Length;
pipelineInfo.pStages = shaderStages;
pipelineInfo.pVertexInputState = vertexInputInfo;
pipelineInfo.pInputAssemblyState = inputAssembly;
pipelineInfo.pViewportState = viewportState;
pipelineInfo.pRasterizationState = rasterizer;
pipelineInfo.pMultisampleState = multisampling;
pipelineInfo.pColorBlendState = colorBlending;
pipelineInfo.layout = pipelineLayout;
pipelineInfo.renderPass = renderPass;
pipelineInfo.subpass = 0;
pipelineInfo.basePipelineHandle = null;
VkPipeline[] pipelineResult = new VkPipeline[1];
result = Vulkan.vkCreateGraphicsPipelines(device, null, 1, new VkGraphicsPipelineCreateInfo[] { pipelineInfo }, null, pipelineResult);
if (result != VkResult.VK_SUCCESS)
{
throw Program.Throw("failed to create graphics pipeline!", result);
}
graphicsPipeline = pipelineResult[0];
Vulkan.vkDestroyShaderModule(device, fragShaderModule, null);
Vulkan.vkDestroyShaderModule(device, vertShaderModule, null);
}
//[HandleProcessCorruptedStateExceptionsAttribute, SecurityCriticalAttribute]
private unsafe void Recreate()
{
errorDuringCreate = false;
if (Description.RootSignature == null)
{
return;
}
VkPipelineShaderStageCreateInfo[] stages;
// create render pass
bool hasDepthStencilAttachment = Description.Output.DepthStencilFormat != PixelFormat.None;
var renderTargetCount = Description.Output.RenderTargetCount;
var attachmentCount = renderTargetCount;
if (hasDepthStencilAttachment)
{
attachmentCount++;
}
var attachments = new VkAttachmentDescription[attachmentCount];
var colorAttachmentReferences = new VkAttachmentReference[renderTargetCount];
fixed(PixelFormat *renderTargetFormat = &Description.Output.RenderTargetFormat0)
fixed(BlendStateRenderTargetDescription * blendDescription = &Description.BlendState.RenderTarget0)
{
for (int i = 0; i < renderTargetCount; i++)
{
var currentBlendDesc = Description.BlendState.IndependentBlendEnable ? (blendDescription + i) : blendDescription;
attachments[i] = new VkAttachmentDescription
{
format = VulkanConvertExtensions.ConvertPixelFormat(*(renderTargetFormat + i)),
samples = VkSampleCountFlags.Count1,
loadOp = currentBlendDesc->BlendEnable ? VkAttachmentLoadOp.Load : VkAttachmentLoadOp.DontCare, // TODO VULKAN: Only if any destination blend?
storeOp = VkAttachmentStoreOp.Store,
stencilLoadOp = VkAttachmentLoadOp.DontCare,
stencilStoreOp = VkAttachmentStoreOp.DontCare,
initialLayout = VkImageLayout.ColorAttachmentOptimal,
finalLayout = VkImageLayout.ColorAttachmentOptimal,
};
colorAttachmentReferences[i] = new VkAttachmentReference
{
attachment = (uint)i,
layout = VkImageLayout.ColorAttachmentOptimal,
};
}
}
if (hasDepthStencilAttachment)
{
attachments[attachmentCount - 1] = new VkAttachmentDescription
{
format = Texture.GetFallbackDepthStencilFormat(GraphicsDevice, VulkanConvertExtensions.ConvertPixelFormat(Description.Output.DepthStencilFormat)),
samples = VkSampleCountFlags.Count1,
loadOp = VkAttachmentLoadOp.Load, // TODO VULKAN: Only if depth read enabled?
storeOp = VkAttachmentStoreOp.Store, // TODO VULKAN: Only if depth write enabled?
stencilLoadOp = VkAttachmentLoadOp.DontCare, // TODO VULKAN: Handle stencil
stencilStoreOp = VkAttachmentStoreOp.DontCare,
initialLayout = VkImageLayout.DepthStencilAttachmentOptimal,
finalLayout = VkImageLayout.DepthStencilAttachmentOptimal,
};
}
var depthAttachmentReference = new VkAttachmentReference
{
attachment = (uint)attachments.Length - 1,
layout = VkImageLayout.DepthStencilAttachmentOptimal,
};
var subpass = new VkSubpassDescription
{
pipelineBindPoint = VkPipelineBindPoint.Graphics,
colorAttachmentCount = (uint)renderTargetCount,
pColorAttachments = colorAttachmentReferences.Length > 0 ? (VkAttachmentReference *)Core.Interop.Fixed(colorAttachmentReferences) : null,
pDepthStencilAttachment = hasDepthStencilAttachment ? &depthAttachmentReference : null,
};
var renderPassCreateInfo = new VkRenderPassCreateInfo
{
sType = VkStructureType.RenderPassCreateInfo,
attachmentCount = (uint)attachmentCount,
pAttachments = attachments.Length > 0 ? (VkAttachmentDescription *)Core.Interop.Fixed(attachments) : null,
subpassCount = 1,
pSubpasses = &subpass,
};
// create pipeline layout
// Remap descriptor set indices to those in the shader. This ordering generated by the ShaderCompiler
var resourceGroups = Description.EffectBytecode.Reflection.ResourceBindings.Select(x => x.ResourceGroup ?? "Globals").Distinct().ToList();
ResourceGroupCount = resourceGroups.Count;
var layouts = Description.RootSignature.EffectDescriptorSetReflection.Layouts;
// Get binding indices used by the shader
var destinationBindings = Description.EffectBytecode.Stages
.SelectMany(x => BinarySerialization.Read <ShaderInputBytecode>(x.Data).ResourceBindings)
.GroupBy(x => x.Key, x => x.Value)
.ToDictionary(x => x.Key, x => x.First());
var maxBindingIndex = destinationBindings.Max(x => x.Value);
var destinationEntries = new DescriptorSetLayoutBuilder.Entry[maxBindingIndex + 1];
DescriptorBindingMapping = new List <DescriptorSetInfo>();
for (int i = 0; i < resourceGroups.Count; i++)
{
var resourceGroupName = resourceGroups[i] == "Globals" ? Description.RootSignature.EffectDescriptorSetReflection.DefaultSetSlot : resourceGroups[i];
var layoutIndex = resourceGroups[i] == null ? 0 : layouts.FindIndex(x => x.Name == resourceGroupName);
// Check if the resource group is used by the shader
if (layoutIndex == -1)
{
continue;
}
var sourceEntries = layouts[layoutIndex].Layout.Entries;
for (int sourceBinding = 0; sourceBinding < sourceEntries.Count; sourceBinding++)
{
var sourceEntry = sourceEntries[sourceBinding];
int destinationBinding;
if (destinationBindings.TryGetValue(sourceEntry.Key.Name, out destinationBinding))
{
destinationEntries[destinationBinding] = sourceEntry;
// No need to umpdate immutable samplers
if (sourceEntry.Class == EffectParameterClass.Sampler && sourceEntry.ImmutableSampler != null)
{
continue;
}
DescriptorBindingMapping.Add(new DescriptorSetInfo
{
SourceSet = layoutIndex,
SourceBinding = sourceBinding,
DestinationBinding = destinationBinding,
DescriptorType = VulkanConvertExtensions.ConvertDescriptorType(sourceEntry.Class, sourceEntry.Type)
});
}
}
}
// Create default sampler, used by texture and buffer loads
destinationEntries[0] = new DescriptorSetLayoutBuilder.Entry
{
Class = EffectParameterClass.Sampler,
Type = EffectParameterType.Sampler,
ImmutableSampler = GraphicsDevice.SamplerStates.PointWrap,
ArraySize = 1,
};
// Create descriptor set layout
NativeDescriptorSetLayout = DescriptorSetLayout.CreateNativeDescriptorSetLayout(GraphicsDevice, destinationEntries, out DescriptorTypeCounts);
// Create pipeline layout
var nativeDescriptorSetLayout = NativeDescriptorSetLayout;
var pipelineLayoutCreateInfo = new VkPipelineLayoutCreateInfo
{
sType = VkStructureType.PipelineLayoutCreateInfo,
setLayoutCount = 1,
pSetLayouts = &nativeDescriptorSetLayout,
};
// Create shader stages
Dictionary <int, string> inputAttributeNames;
// Note: important to pin this so that stages[x].Name is valid during this whole function
void *defaultEntryPointData = Core.Interop.Fixed(defaultEntryPoint);
stages = CreateShaderStages(Description, out inputAttributeNames);
var inputAttributes = new VkVertexInputAttributeDescription[Description.InputElements.Length];
int inputAttributeCount = 0;
var inputBindings = new VkVertexInputBindingDescription[inputAttributes.Length];
int inputBindingCount = 0;
for (int inputElementIndex = 0; inputElementIndex < inputAttributes.Length; inputElementIndex++)
{
var inputElement = Description.InputElements[inputElementIndex];
var slotIndex = inputElement.InputSlot;
if (inputElement.InstanceDataStepRate > 1)
{
throw new NotImplementedException();
}
VkFormat format;
int size;
bool isCompressed;
VulkanConvertExtensions.ConvertPixelFormat(inputElement.Format, out format, out size, out isCompressed);
var location = inputAttributeNames.FirstOrDefault(x => x.Value == inputElement.SemanticName && inputElement.SemanticIndex == 0 || x.Value == inputElement.SemanticName + inputElement.SemanticIndex);
if (location.Value != null)
{
inputAttributes[inputAttributeCount++] = new VkVertexInputAttributeDescription
{
format = format,
offset = (uint)inputElement.AlignedByteOffset,
binding = (uint)inputElement.InputSlot,
location = (uint)location.Key
};
}
inputBindings[slotIndex].binding = (uint)slotIndex;
inputBindings[slotIndex].inputRate = inputElement.InputSlotClass == InputClassification.Vertex ? VkVertexInputRate.Vertex : VkVertexInputRate.Instance;
// TODO VULKAN: This is currently an argument to Draw() overloads.
if (inputBindings[slotIndex].stride < inputElement.AlignedByteOffset + size)
{
inputBindings[slotIndex].stride = (uint)(inputElement.AlignedByteOffset + size);
}
if (inputElement.InputSlot >= inputBindingCount)
{
inputBindingCount = inputElement.InputSlot + 1;
}
}
var inputAssemblyState = new VkPipelineInputAssemblyStateCreateInfo
{
sType = VkStructureType.PipelineInputAssemblyStateCreateInfo,
topology = VulkanConvertExtensions.ConvertPrimitiveType(Description.PrimitiveType),
primitiveRestartEnable = VulkanConvertExtensions.ConvertPrimitiveRestart(Description.PrimitiveType) ? (uint)1 : (uint)0,
};
// TODO VULKAN: Tessellation and multisampling
var multisampleState = new VkPipelineMultisampleStateCreateInfo
{
sType = VkStructureType.PipelineMultisampleStateCreateInfo,
rasterizationSamples = VkSampleCountFlags.Count1,
};
var rasterizationState = new VkPipelineRasterizationStateCreateInfo
{
sType = VkStructureType.PipelineRasterizationStateCreateInfo,
cullMode = VulkanConvertExtensions.ConvertCullMode(Description.RasterizerState.CullMode),
frontFace = Description.RasterizerState.FrontFaceCounterClockwise ? VkFrontFace.CounterClockwise : VkFrontFace.Clockwise,
polygonMode = VulkanConvertExtensions.ConvertFillMode(Description.RasterizerState.FillMode),
depthBiasEnable = 1, // TODO VULKAN
depthBiasConstantFactor = Description.RasterizerState.DepthBias,
depthBiasSlopeFactor = Description.RasterizerState.SlopeScaleDepthBias,
depthBiasClamp = Description.RasterizerState.DepthBiasClamp,
lineWidth = 1.0f,
depthClampEnable = Description.RasterizerState.DepthClipEnable ? (uint)0 : (uint)1,
rasterizerDiscardEnable = 0,
};
var depthStencilState = new VkPipelineDepthStencilStateCreateInfo
{
sType = VkStructureType.PipelineDepthStencilStateCreateInfo,
depthTestEnable = Description.DepthStencilState.DepthBufferEnable ? (uint)1 : (uint)0,
stencilTestEnable = Description.DepthStencilState.StencilEnable ? (uint)1 : (uint)0,
depthWriteEnable = Description.DepthStencilState.DepthBufferWriteEnable ? (uint)1 : (uint)0,
minDepthBounds = 0.0f,
maxDepthBounds = 1.0f,
depthCompareOp = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.DepthBufferFunction),
front =
{
compareOp = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.FrontFace.StencilFunction),
depthFailOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilDepthBufferFail),
failOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilFail),
passOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.FrontFace.StencilPass),
compareMask = Description.DepthStencilState.StencilMask,
writeMask = Description.DepthStencilState.StencilWriteMask
},
back =
{
compareOp = VulkanConvertExtensions.ConvertComparisonFunction(Description.DepthStencilState.BackFace.StencilFunction),
depthFailOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilDepthBufferFail),
failOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilFail),
passOp = VulkanConvertExtensions.ConvertStencilOperation(Description.DepthStencilState.BackFace.StencilPass),
compareMask = Description.DepthStencilState.StencilMask,
writeMask = Description.DepthStencilState.StencilWriteMask
}
};
var description = Description.BlendState;
var colorBlendAttachments = new VkPipelineColorBlendAttachmentState[renderTargetCount];
var renderTargetBlendState = &description.RenderTarget0;
for (int i = 0; i < renderTargetCount; i++)
{
colorBlendAttachments[i] = new VkPipelineColorBlendAttachmentState
{
blendEnable = renderTargetBlendState->BlendEnable ? (uint)1 : (uint)0,
alphaBlendOp = VulkanConvertExtensions.ConvertBlendFunction(renderTargetBlendState->AlphaBlendFunction),
colorBlendOp = VulkanConvertExtensions.ConvertBlendFunction(renderTargetBlendState->ColorBlendFunction),
dstAlphaBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->AlphaDestinationBlend),
dstColorBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->ColorDestinationBlend),
srcAlphaBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->AlphaSourceBlend),
srcColorBlendFactor = VulkanConvertExtensions.ConvertBlend(renderTargetBlendState->ColorSourceBlend),
colorWriteMask = VulkanConvertExtensions.ConvertColorWriteChannels(renderTargetBlendState->ColorWriteChannels),
};
if (description.IndependentBlendEnable)
{
renderTargetBlendState++;
}
}
var viewportState = new VkPipelineViewportStateCreateInfo
{
sType = VkStructureType.PipelineViewportStateCreateInfo,
scissorCount = 1,
viewportCount = 1,
};
fixed(void *dynamicStatesPointer = dynamicStates.Length == 0?null : dynamicStates,
inputAttributesPointer = inputAttributes.Length == 0?null : inputAttributes,
inputBindingsPointer = inputBindings.Length == 0?null : inputBindings,
colorBlendAttachmentsPointer = colorBlendAttachments.Length == 0?null : colorBlendAttachments,
stagesPointer = stages.Length == 0?null : stages)
{
var vertexInputState = new VkPipelineVertexInputStateCreateInfo
{
sType = VkStructureType.PipelineVertexInputStateCreateInfo,
vertexAttributeDescriptionCount = (uint)inputAttributeCount,
pVertexAttributeDescriptions = (Vortice.Vulkan.VkVertexInputAttributeDescription *)inputAttributesPointer,
vertexBindingDescriptionCount = (uint)inputBindingCount,
pVertexBindingDescriptions = (Vortice.Vulkan.VkVertexInputBindingDescription *)inputBindingsPointer,
};
var colorBlendState = new VkPipelineColorBlendStateCreateInfo
{
sType = VkStructureType.PipelineColorBlendStateCreateInfo,
attachmentCount = (uint)renderTargetCount,
pAttachments = (Vortice.Vulkan.VkPipelineColorBlendAttachmentState *)colorBlendAttachmentsPointer,
};
var dynamicState = new VkPipelineDynamicStateCreateInfo
{
sType = VkStructureType.PipelineDynamicStateCreateInfo,
dynamicStateCount = (uint)dynamicStates.Length,
pDynamicStates = (Vortice.Vulkan.VkDynamicState *)dynamicStatesPointer,
};
var createInfo = new VkGraphicsPipelineCreateInfo
{
sType = VkStructureType.GraphicsPipelineCreateInfo,
layout = NativeLayout,
stageCount = (uint)stages.Length,
pVertexInputState = &vertexInputState,
pInputAssemblyState = &inputAssemblyState,
pRasterizationState = &rasterizationState,
pMultisampleState = &multisampleState,
pDepthStencilState = &depthStencilState,
pColorBlendState = &colorBlendState,
pDynamicState = &dynamicState,
pStages = (Vortice.Vulkan.VkPipelineShaderStageCreateInfo *)stagesPointer,
pViewportState = &viewportState,
renderPass = NativeRenderPass,
subpass = 0,
};
using (GraphicsDevice.QueueLock.ReadLock())
{
vkCreateRenderPass(GraphicsDevice.NativeDevice, &renderPassCreateInfo, null, out NativeRenderPass);
vkCreatePipelineLayout(GraphicsDevice.NativeDevice, &pipelineLayoutCreateInfo, null, out NativeLayout);
createInfo.layout = NativeLayout;
createInfo.renderPass = NativeRenderPass;
try {
fixed(VkPipeline *nativePipelinePtr = &NativePipeline)
vkCreateGraphicsPipelines(GraphicsDevice.NativeDevice, VkPipelineCache.Null, 1, &createInfo, null, nativePipelinePtr);
} catch (Exception e) {
errorDuringCreate = true;
NativePipeline = VkPipeline.Null;
}
}
}
// Cleanup shader modules
for (int i = 0; i < stages.Length; i++)
{
vkDestroyShaderModule(GraphicsDevice.NativeDevice, stages[i].module, null);
}
}
private VkPipeline CreateNewGraphicsPipeline(ref VkPipelineCacheKey cacheKey)
{
VkGraphicsPipelineCreateInfo pipelineCI = VkGraphicsPipelineCreateInfo.New();
// RenderPass
pipelineCI.renderPass = cacheKey.RenderPass;
pipelineCI.subpass = 0;
pipelineCI.layout = cacheKey.PipelineLayout;
// DynamicState
VkPipelineDynamicStateCreateInfo dynamicStateCI = VkPipelineDynamicStateCreateInfo.New();
VkDynamicState *dynamicStates = stackalloc VkDynamicState[2];
dynamicStates[0] = VkDynamicState.Viewport;
dynamicStates[1] = VkDynamicState.Scissor;
dynamicStateCI.dynamicStateCount = 2;
dynamicStateCI.pDynamicStates = dynamicStates;
pipelineCI.pDynamicState = &dynamicStateCI;
// ColorBlendState
VkPipelineColorBlendAttachmentState colorBlendAttachementState = new VkPipelineColorBlendAttachmentState();
colorBlendAttachementState.colorWriteMask = VkColorComponentFlags.R | VkColorComponentFlags.G | VkColorComponentFlags.B | VkColorComponentFlags.A;
colorBlendAttachementState.blendEnable = cacheKey.BlendState.IsBlendEnabled;
colorBlendAttachementState.srcColorBlendFactor = VkFormats.VeldridToVkBlendFactor(cacheKey.BlendState.SourceColorBlend);
colorBlendAttachementState.dstColorBlendFactor = VkFormats.VeldridToVkBlendFactor(cacheKey.BlendState.DestinationColorBlend);
colorBlendAttachementState.colorBlendOp = VkFormats.VeldridToVkBlendOp(cacheKey.BlendState.ColorBlendFunction);
colorBlendAttachementState.srcAlphaBlendFactor = VkFormats.VeldridToVkBlendFactor(cacheKey.BlendState.SourceAlphaBlend);
colorBlendAttachementState.dstAlphaBlendFactor = VkFormats.VeldridToVkBlendFactor(cacheKey.BlendState.DestinationAlphaBlend);
colorBlendAttachementState.alphaBlendOp = VkFormats.VeldridToVkBlendOp(cacheKey.BlendState.AlphaBlendFunction);
VkPipelineColorBlendStateCreateInfo colorBlendStateCI = VkPipelineColorBlendStateCreateInfo.New();
if (cacheKey.Framebuffer.ColorTexture != null)
{
colorBlendStateCI.attachmentCount = 1;
colorBlendStateCI.pAttachments = &colorBlendAttachementState;
colorBlendStateCI.blendConstants_0 = cacheKey.BlendState.BlendFactor.R;
colorBlendStateCI.blendConstants_1 = cacheKey.BlendState.BlendFactor.G;
colorBlendStateCI.blendConstants_2 = cacheKey.BlendState.BlendFactor.B;
colorBlendStateCI.blendConstants_3 = cacheKey.BlendState.BlendFactor.A;
pipelineCI.pColorBlendState = &colorBlendStateCI;
}
// DepthStencilState
VkPipelineDepthStencilStateCreateInfo depthStencilStateCI = VkPipelineDepthStencilStateCreateInfo.New();
depthStencilStateCI.depthCompareOp = VkFormats.VeldridToVkDepthComparison(cacheKey.DepthStencilState.DepthComparison);
depthStencilStateCI.depthWriteEnable = cacheKey.DepthStencilState.IsDepthWriteEnabled;
depthStencilStateCI.depthTestEnable = cacheKey.DepthStencilState.IsDepthEnabled;
pipelineCI.pDepthStencilState = &depthStencilStateCI;
// MultisampleState
VkPipelineMultisampleStateCreateInfo multisampleStateCI = VkPipelineMultisampleStateCreateInfo.New();
multisampleStateCI.rasterizationSamples = VkSampleCountFlags.Count1;
pipelineCI.pMultisampleState = &multisampleStateCI;
// RasterizationState
VkPipelineRasterizationStateCreateInfo rasterizationStateCI = ((VkRasterizerState)cacheKey.RasterizerState).RasterizerStateCreateInfo;
rasterizationStateCI.lineWidth = 1f;
pipelineCI.pRasterizationState = &rasterizationStateCI;
// ViewportState
VkPipelineViewportStateCreateInfo viewportStateCI = VkPipelineViewportStateCreateInfo.New();
viewportStateCI.viewportCount = 1;
viewportStateCI.scissorCount = 1;
pipelineCI.pViewportState = &viewportStateCI;
// InputAssemblyState
VkPipelineInputAssemblyStateCreateInfo inputAssemblyStateCI = VkPipelineInputAssemblyStateCreateInfo.New();
inputAssemblyStateCI.topology = cacheKey.PrimitiveTopology;
pipelineCI.pInputAssemblyState = &inputAssemblyStateCI;
// VertexInputState
VkPipelineVertexInputStateCreateInfo vertexInputStateCI = VkPipelineVertexInputStateCreateInfo.New();
VertexInputDescription[] inputDescriptions = cacheKey.ShaderSet.InputLayout.InputDescriptions;
uint bindingCount = (uint)inputDescriptions.Length;
uint attributeCount = (uint)inputDescriptions.Sum(desc => desc.Elements.Length);
VkVertexInputBindingDescription * bindingDescs = stackalloc VkVertexInputBindingDescription[(int)bindingCount];
VkVertexInputAttributeDescription *attributeDescs = stackalloc VkVertexInputAttributeDescription[(int)attributeCount];
int targetIndex = 0;
int targetLocation = 0;
for (int binding = 0; binding < inputDescriptions.Length; binding++)
{
VertexInputDescription inputDesc = inputDescriptions[binding];
bindingDescs[targetIndex] = new VkVertexInputBindingDescription()
{
binding = (uint)binding,
inputRate = (inputDesc.Elements[0].StorageClassifier == VertexElementInputClass.PerInstance) ? VkVertexInputRate.Instance : VkVertexInputRate.Vertex,
stride = ((VkVertexBuffer)cacheKey.VertexBindings[binding]).Stride
};
uint currentOffset = 0;
for (int location = 0; location < inputDesc.Elements.Length; location++)
{
VertexInputElement inputElement = inputDesc.Elements[location];
attributeDescs[targetIndex] = new VkVertexInputAttributeDescription()
{
format = VkFormats.VeldridToVkVertexElementFormat(inputElement.ElementFormat),
binding = (uint)binding,
location = (uint)(targetLocation + location),
offset = currentOffset
};
targetIndex += 1;
currentOffset += inputElement.SizeInBytes;
}
targetLocation += inputDesc.Elements.Length;
}
vertexInputStateCI.vertexBindingDescriptionCount = bindingCount;
vertexInputStateCI.pVertexBindingDescriptions = bindingDescs;
vertexInputStateCI.vertexAttributeDescriptionCount = attributeCount;
vertexInputStateCI.pVertexAttributeDescriptions = attributeDescs;
pipelineCI.pVertexInputState = &vertexInputStateCI;
// ShaderStage
StackList <VkPipelineShaderStageCreateInfo> shaderStageCIs = new StackList <VkPipelineShaderStageCreateInfo>();
VkPipelineShaderStageCreateInfo vertexStage = VkPipelineShaderStageCreateInfo.New();
vertexStage.stage = VkShaderStageFlags.Vertex;
vertexStage.module = cacheKey.ShaderSet.VertexShader.ShaderModule;
vertexStage.pName = CommonStrings.main;
shaderStageCIs.Add(vertexStage);
VkPipelineShaderStageCreateInfo fragmentStage = VkPipelineShaderStageCreateInfo.New();
fragmentStage.stage = VkShaderStageFlags.Fragment;
fragmentStage.module = cacheKey.ShaderSet.FragmentShader.ShaderModule;
fragmentStage.pName = CommonStrings.main;
shaderStageCIs.Add(fragmentStage);
if (cacheKey.ShaderSet.TessellationControlShader != null)
{
VkPipelineShaderStageCreateInfo tcStage = VkPipelineShaderStageCreateInfo.New();
tcStage.stage = VkShaderStageFlags.TessellationControl;
tcStage.module = cacheKey.ShaderSet.TessellationControlShader.ShaderModule;
tcStage.pName = CommonStrings.main;
shaderStageCIs.Add(tcStage);
}
if (cacheKey.ShaderSet.TessellationEvaluationShader != null)
{
VkPipelineShaderStageCreateInfo teStage = VkPipelineShaderStageCreateInfo.New();
teStage.stage = VkShaderStageFlags.TessellationEvaluation;
teStage.module = cacheKey.ShaderSet.TessellationEvaluationShader.ShaderModule;
teStage.pName = CommonStrings.main;
shaderStageCIs.Add(teStage);
}
if (cacheKey.ShaderSet.GeometryShader != null)
{
VkPipelineShaderStageCreateInfo geometryStage = VkPipelineShaderStageCreateInfo.New();
geometryStage.stage = VkShaderStageFlags.Geometry;
geometryStage.module = cacheKey.ShaderSet.GeometryShader.ShaderModule;
geometryStage.pName = CommonStrings.main;
shaderStageCIs.Add(geometryStage);
}
pipelineCI.stageCount = shaderStageCIs.Count;
pipelineCI.pStages = (VkPipelineShaderStageCreateInfo *)shaderStageCIs.Data;
VkResult result = vkCreateGraphicsPipelines(_device, VkPipelineCache.Null, 1, ref pipelineCI, null, out VkPipeline ret);
CheckResult(result);
return(ret);
}
public void CreateGraphicsPipeline(string[] fileShaders, Framebuffer framebuffer)
{
VkShaderModule vertexShader = NativeDevice.LoadSPIR_V_Shader(fileShaders[0], ShaderCompiler.ShaderCompiler.Stage.vertex_shader);
VkShaderModule fragmentShader = NativeDevice.LoadSPIR_V_Shader(fileShaders[1], ShaderCompiler.ShaderCompiler.Stage.fragment_shader);
VkPipelineShaderStageCreateInfo vertCreateInfo = new VkPipelineShaderStageCreateInfo()
{
sType = VkStructureType.PipelineShaderStageCreateInfo,
pNext = null,
stage = VkShaderStageFlags.Vertex,
module = vertexShader,
pName = Interop.String.ToPointer("main"),
};
VkPipelineShaderStageCreateInfo fragCreateInfo = new VkPipelineShaderStageCreateInfo
{
sType = VkStructureType.PipelineShaderStageCreateInfo,
pNext = null,
flags = 0,
stage = VkShaderStageFlags.Fragment,
module = fragmentShader,
pName = Interop.String.ToPointer("main"),
};
VkPipelineShaderStageCreateInfo *shaderStageCreateInfos = stackalloc VkPipelineShaderStageCreateInfo[2];
shaderStageCreateInfos[0] = vertCreateInfo;
shaderStageCreateInfos[1] = fragCreateInfo;
VkPipelineVertexInputStateCreateInfo vertexInputStateCI = VkPipelineVertexInputStateCreateInfo.New();
//var vertexBindingDesc = Vertex.GetBindingDescription();
vertexInputStateCI.vertexBindingDescriptionCount = 0;
//vertexInputStateCI.pVertexBindingDescriptions = Interop.Struct.AllocToPointer(ref vertexBindingDesc);
vertexInputStateCI.vertexAttributeDescriptionCount = 0;
//vertexInputStateCI.pVertexAttributeDescriptions = Interop.Struct.AllocToPointer(Vertex.GetAttributeDescriptions());
//vertexInputStateCI.pVertexAttributeDescriptions = Interop.Struct.AllocToPointer(Vertex.GetAttributeDescriptions().AsSpan());
VkPipelineInputAssemblyStateCreateInfo inputAssemblyCI = VkPipelineInputAssemblyStateCreateInfo.New();
inputAssemblyCI.primitiveRestartEnable = false;
inputAssemblyCI.topology = VkPrimitiveTopology.TriangleList;
VkPipelineRasterizationStateCreateInfo rasterizerStateCI = VkPipelineRasterizationStateCreateInfo.New();
rasterizerStateCI.cullMode = VkCullModeFlags.None;
rasterizerStateCI.polygonMode = VkPolygonMode.Fill;
rasterizerStateCI.lineWidth = 2.5f;
rasterizerStateCI.frontFace = VkFrontFace.CounterClockwise;
VkPipelineMultisampleStateCreateInfo multisampleStateCI = VkPipelineMultisampleStateCreateInfo.New();
multisampleStateCI.rasterizationSamples = VkSampleCountFlags.Count1;
multisampleStateCI.minSampleShading = 1f;
VkPipelineColorBlendAttachmentState colorBlendAttachementState = new VkPipelineColorBlendAttachmentState();
colorBlendAttachementState.colorWriteMask = VkColorComponentFlags.R | VkColorComponentFlags.G | VkColorComponentFlags.B | VkColorComponentFlags.A;
colorBlendAttachementState.blendEnable = false;
VkPipelineColorBlendStateCreateInfo colorBlendStateCI = VkPipelineColorBlendStateCreateInfo.New();
colorBlendStateCI.attachmentCount = 1;
colorBlendStateCI.pAttachments = &colorBlendAttachementState;
//VkDescriptorSetLayout dsl = _descriptoSetLayout;
VkPipelineLayoutCreateInfo pipelineLayoutCI = VkPipelineLayoutCreateInfo.New();
pipelineLayoutCI.setLayoutCount = 0;
//pipelineLayoutCI.pSetLayouts = &dsl;
vkCreatePipelineLayout(NativeDevice.Device, ref pipelineLayoutCI, null, out pipelineLayout);
VkGraphicsPipelineCreateInfo graphicsPipelineCI = VkGraphicsPipelineCreateInfo.New();
graphicsPipelineCI.stageCount = 2;
graphicsPipelineCI.pStages = shaderStageCreateInfos;
graphicsPipelineCI.pVertexInputState = &vertexInputStateCI;
graphicsPipelineCI.pInputAssemblyState = &inputAssemblyCI;
graphicsPipelineCI.pRasterizationState = &rasterizerStateCI;
graphicsPipelineCI.pMultisampleState = &multisampleStateCI;
graphicsPipelineCI.pColorBlendState = &colorBlendStateCI;
graphicsPipelineCI.layout = pipelineLayout;
graphicsPipelineCI.renderPass = framebuffer.NativeRenderPass;
graphicsPipelineCI.subpass = 0;
vkCreateGraphicsPipelines(NativeDevice.Device, VkPipelineCache.Null, 1, ref graphicsPipelineCI, null, out graphicsPipeline);
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VkPrimitiveTopology.TriangleList,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VkPolygonMode.Fill,
VkCullModeFlags.None,
VkFrontFace.CounterClockwise,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
(VkColorComponentFlags)0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
True,
True,
VkCompareOp.LessOrEqual);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VkSampleCountFlags.Count1,
0);
FixedArray2 <VkDynamicState> dynamicStateEnables = new FixedArray2 <VkDynamicState>(
VkDynamicState.Viewport,
VkDynamicState.Scissor);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
(VkDynamicState *)Unsafe.AsPointer(ref dynamicStateEnables),
dynamicStateEnables.Count,
0);
// Load shaders
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>();
shaderStages.First = loadShader(getAssetPath() + "shaders/texture/texture.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/texture/texture.frag.spv", VkShaderStageFlags.Fragment);
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var vertexInputState = vertices.inputState;
pipelineCreateInfo.pVertexInputState = &vertexInputState;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = (VkPipelineShaderStageCreateInfo *)Unsafe.AsPointer(ref shaderStages);
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_solid));
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VkPrimitiveTopology.TriangleList,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VkPolygonMode.Fill,
VkCullModeFlags.Back,
VkFrontFace.Clockwise,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
True,
True,
VkCompareOp.LessOrEqual);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VkSampleCountFlags.Count1,
0);
FixedArray2 <VkDynamicState> dynamicStateEnables = new FixedArray2 <VkDynamicState>(
VkDynamicState.Viewport,
VkDynamicState.Scissor);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
// Solid rendering pipeline
// Load shaders
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>(
loadShader(getAssetPath() + "shaders/mesh/mesh.vert.spv", VkShaderStageFlags.Vertex),
loadShader(getAssetPath() + "shaders/mesh/mesh.frag.spv", VkShaderStageFlags.Fragment));
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var via = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &via;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_solid));
// Wire frame rendering pipeline
if (DeviceFeatures.fillModeNonSolid == 1)
{
rasterizationState.polygonMode = VkPolygonMode.Line;
rasterizationState.lineWidth = 1.0f;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_wireframe));
}
}
public VkPipeline(VkGraphicsDevice gd, ref PipelineDescription description)
{
_gd = gd;
VkGraphicsPipelineCreateInfo pipelineCI = VkGraphicsPipelineCreateInfo.New();
// Blend State
VkPipelineColorBlendStateCreateInfo blendStateCI = VkPipelineColorBlendStateCreateInfo.New();
int attachmentsCount = description.BlendState.AttachmentStates.Length;
VkPipelineColorBlendAttachmentState *attachmentsPtr
= stackalloc VkPipelineColorBlendAttachmentState[attachmentsCount];
for (int i = 0; i < attachmentsCount; i++)
{
BlendAttachmentDescription vdDesc = description.BlendState.AttachmentStates[i];
VkPipelineColorBlendAttachmentState attachmentState = new VkPipelineColorBlendAttachmentState();
attachmentState.srcColorBlendFactor = VkFormats.VdToVkBlendFactor(vdDesc.SourceColorFactor);
attachmentState.dstColorBlendFactor = VkFormats.VdToVkBlendFactor(vdDesc.DestinationColorFactor);
attachmentState.colorBlendOp = VkFormats.VdToVkBlendOp(vdDesc.ColorFunction);
attachmentState.srcAlphaBlendFactor = VkFormats.VdToVkBlendFactor(vdDesc.SourceAlphaFactor);
attachmentState.dstAlphaBlendFactor = VkFormats.VdToVkBlendFactor(vdDesc.DestinationAlphaFactor);
attachmentState.alphaBlendOp = VkFormats.VdToVkBlendOp(vdDesc.AlphaFunction);
attachmentState.blendEnable = vdDesc.BlendEnabled;
attachmentState.colorWriteMask = VkColorComponentFlags.R | VkColorComponentFlags.G | VkColorComponentFlags.B | VkColorComponentFlags.A;
attachmentsPtr[i] = attachmentState;
}
blendStateCI.attachmentCount = (uint)attachmentsCount;
blendStateCI.pAttachments = attachmentsPtr;
RgbaFloat blendFactor = description.BlendState.BlendFactor;
blendStateCI.blendConstants_0 = blendFactor.R;
blendStateCI.blendConstants_1 = blendFactor.G;
blendStateCI.blendConstants_2 = blendFactor.B;
blendStateCI.blendConstants_3 = blendFactor.A;
pipelineCI.pColorBlendState = &blendStateCI;
// Rasterizer State
RasterizerStateDescription rsDesc = description.RasterizerState;
VkPipelineRasterizationStateCreateInfo rsCI = VkPipelineRasterizationStateCreateInfo.New();
rsCI.cullMode = VkFormats.VdToVkCullMode(rsDesc.CullMode);
rsCI.polygonMode = VkFormats.VdToVkPolygonMode(rsDesc.FillMode);
rsCI.depthClampEnable = !rsDesc.DepthClipEnabled;
rsCI.frontFace = VkFrontFace.Clockwise;
rsCI.lineWidth = 1f;
pipelineCI.pRasterizationState = &rsCI;
// Dynamic State
VkPipelineDynamicStateCreateInfo dynamicStateCI = VkPipelineDynamicStateCreateInfo.New();
VkDynamicState *dynamicStates = stackalloc VkDynamicState[2];
dynamicStates[0] = VkDynamicState.Viewport;
dynamicStates[1] = VkDynamicState.Scissor;
dynamicStateCI.dynamicStateCount = 2;
dynamicStateCI.pDynamicStates = dynamicStates;
pipelineCI.pDynamicState = &dynamicStateCI;
// Depth Stencil State
DepthStencilStateDescription vdDssDesc = description.DepthStencilState;
VkPipelineDepthStencilStateCreateInfo dssCI = VkPipelineDepthStencilStateCreateInfo.New();
dssCI.depthWriteEnable = vdDssDesc.DepthWriteEnabled;
dssCI.depthTestEnable = vdDssDesc.DepthTestEnabled;
dssCI.depthCompareOp = VkFormats.VdToVkCompareOp(vdDssDesc.ComparisonKind);
pipelineCI.pDepthStencilState = &dssCI;
// Multisample
VkPipelineMultisampleStateCreateInfo multisampleCI = VkPipelineMultisampleStateCreateInfo.New();
multisampleCI.rasterizationSamples = VkSampleCountFlags.Count1;
pipelineCI.pMultisampleState = &multisampleCI;
// Input Assembly
VkPipelineInputAssemblyStateCreateInfo inputAssemblyCI = VkPipelineInputAssemblyStateCreateInfo.New();
inputAssemblyCI.topology = VkFormats.VdToVkPrimitiveTopology(description.PrimitiveTopology);
pipelineCI.pInputAssemblyState = &inputAssemblyCI;
// Vertex Input State
VkPipelineVertexInputStateCreateInfo vertexInputCI = VkPipelineVertexInputStateCreateInfo.New();
VertexLayoutDescription[] inputDescriptions = description.ShaderSet.VertexLayouts;
uint bindingCount = (uint)inputDescriptions.Length;
uint attributeCount = 0;
for (int i = 0; i < inputDescriptions.Length; i++)
{
attributeCount += (uint)inputDescriptions[i].Elements.Length;
}
VkVertexInputBindingDescription * bindingDescs = stackalloc VkVertexInputBindingDescription[(int)bindingCount];
VkVertexInputAttributeDescription *attributeDescs = stackalloc VkVertexInputAttributeDescription[(int)attributeCount];
int targetIndex = 0;
int targetLocation = 0;
for (int binding = 0; binding < inputDescriptions.Length; binding++)
{
VertexLayoutDescription inputDesc = inputDescriptions[binding];
bindingDescs[targetIndex] = new VkVertexInputBindingDescription()
{
binding = (uint)binding,
inputRate = (inputDesc.Elements[0].InstanceStepRate != 0) ? VkVertexInputRate.Instance : VkVertexInputRate.Vertex,
stride = inputDesc.Stride
};
uint currentOffset = 0;
for (int location = 0; location < inputDesc.Elements.Length; location++)
{
VertexElementDescription inputElement = inputDesc.Elements[location];
attributeDescs[targetIndex] = new VkVertexInputAttributeDescription()
{
format = VkFormats.VdToVkVertexElementFormat(inputElement.Format),
binding = (uint)binding,
location = (uint)(targetLocation + location),
offset = currentOffset
};
targetIndex += 1;
currentOffset += FormatHelpers.GetSizeInBytes(inputElement.Format);
}
targetLocation += inputDesc.Elements.Length;
}
vertexInputCI.vertexBindingDescriptionCount = bindingCount;
vertexInputCI.pVertexBindingDescriptions = bindingDescs;
vertexInputCI.vertexAttributeDescriptionCount = attributeCount;
vertexInputCI.pVertexAttributeDescriptions = attributeDescs;
pipelineCI.pVertexInputState = &vertexInputCI;
// Shader Stage
ShaderStageDescription[] stageDescs = description.ShaderSet.ShaderStages;
StackList <VkPipelineShaderStageCreateInfo> stages = new StackList <VkPipelineShaderStageCreateInfo>();
foreach (ShaderStageDescription stageDesc in stageDescs)
{
VkShader vkShader = Util.AssertSubtype <Shader, VkShader>(stageDesc.Shader);
VkPipelineShaderStageCreateInfo stageCI = VkPipelineShaderStageCreateInfo.New();
stageCI.module = vkShader.ShaderModule;
stageCI.stage = VkFormats.VdToVkShaderStages(stageDesc.Stage);
stageCI.pName = CommonStrings.main; // Meh
stages.Add(stageCI);
}
pipelineCI.stageCount = stages.Count;
pipelineCI.pStages = (VkPipelineShaderStageCreateInfo *)stages.Data;
// ViewportState
VkPipelineViewportStateCreateInfo viewportStateCI = VkPipelineViewportStateCreateInfo.New();
viewportStateCI.viewportCount = 1;
viewportStateCI.scissorCount = 1;
pipelineCI.pViewportState = &viewportStateCI;
// Pipeline Layout
ResourceLayout[] resourceLayouts = description.ResourceLayouts;
VkPipelineLayoutCreateInfo pipelineLayoutCI = VkPipelineLayoutCreateInfo.New();
pipelineLayoutCI.setLayoutCount = (uint)resourceLayouts.Length;
VkDescriptorSetLayout *dsls = stackalloc VkDescriptorSetLayout[resourceLayouts.Length];
for (int i = 0; i < resourceLayouts.Length; i++)
{
dsls[i] = Util.AssertSubtype <ResourceLayout, VkResourceLayout>(resourceLayouts[i]).DescriptorSetLayout;
}
pipelineLayoutCI.pSetLayouts = dsls;
vkCreatePipelineLayout(_gd.Device, ref pipelineLayoutCI, null, out _pipelineLayout);
pipelineCI.layout = _pipelineLayout;
// Create fake RenderPass for compatibility.
VkRenderPassCreateInfo renderPassCI = VkRenderPassCreateInfo.New();
OutputDescription outputDesc = description.Outputs;
if (outputDesc.ColorAttachments.Length > 1)
{
throw new NotImplementedException("Laziness");
}
VkAttachmentDescription colorAttachmentDesc = new VkAttachmentDescription();
colorAttachmentDesc.format = outputDesc.ColorAttachments.Length > 0
? VkFormats.VdToVkPixelFormat(outputDesc.ColorAttachments[0].Format) : 0;
colorAttachmentDesc.samples = VkSampleCountFlags.Count1;
colorAttachmentDesc.loadOp = VkAttachmentLoadOp.Clear;
colorAttachmentDesc.storeOp = VkAttachmentStoreOp.Store;
colorAttachmentDesc.stencilLoadOp = VkAttachmentLoadOp.DontCare;
colorAttachmentDesc.stencilStoreOp = VkAttachmentStoreOp.DontCare;
colorAttachmentDesc.initialLayout = VkImageLayout.Undefined;
colorAttachmentDesc.finalLayout = VkImageLayout.PresentSrcKHR;
VkAttachmentReference colorAttachmentRef = new VkAttachmentReference();
colorAttachmentRef.attachment = 0;
colorAttachmentRef.layout = VkImageLayout.ColorAttachmentOptimal;
VkAttachmentDescription depthAttachmentDesc = new VkAttachmentDescription();
VkAttachmentReference depthAttachmentRef = new VkAttachmentReference();
if (outputDesc.DepthAttachment != null)
{
depthAttachmentDesc.format = VkFormats.VdToVkPixelFormat(outputDesc.DepthAttachment.Value.Format, toDepthFormat: true);
depthAttachmentDesc.samples = VkSampleCountFlags.Count1;
depthAttachmentDesc.loadOp = VkAttachmentLoadOp.Clear;
depthAttachmentDesc.storeOp = VkAttachmentStoreOp.Store;
depthAttachmentDesc.stencilLoadOp = VkAttachmentLoadOp.DontCare;
depthAttachmentDesc.stencilStoreOp = VkAttachmentStoreOp.DontCare;
depthAttachmentDesc.initialLayout = VkImageLayout.Undefined;
depthAttachmentDesc.finalLayout = VkImageLayout.DepthStencilAttachmentOptimal;
depthAttachmentRef.attachment = outputDesc.ColorAttachments.Length == 0 ? 0u : 1u;
depthAttachmentRef.layout = VkImageLayout.DepthStencilAttachmentOptimal;
}
VkSubpassDescription subpass = new VkSubpassDescription();
StackList <VkAttachmentDescription, Size512Bytes> attachments = new StackList <VkAttachmentDescription, Size512Bytes>();
subpass.pipelineBindPoint = VkPipelineBindPoint.Graphics;
if (outputDesc.ColorAttachments.Length > 0)
{
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &colorAttachmentRef;
attachments.Add(colorAttachmentDesc);
}
if (outputDesc.DepthAttachment != null)
{
subpass.pDepthStencilAttachment = &depthAttachmentRef;
attachments.Add(depthAttachmentDesc);
}
VkSubpassDependency subpassDependency = new VkSubpassDependency();
subpassDependency.srcSubpass = SubpassExternal;
subpassDependency.srcStageMask = VkPipelineStageFlags.ColorAttachmentOutput;
subpassDependency.dstStageMask = VkPipelineStageFlags.ColorAttachmentOutput;
subpassDependency.dstAccessMask = VkAccessFlags.ColorAttachmentRead | VkAccessFlags.ColorAttachmentWrite;
if (outputDesc.DepthAttachment != null)
{
subpassDependency.dstAccessMask |= VkAccessFlags.DepthStencilAttachmentRead | VkAccessFlags.DepthStencilAttachmentWrite;
}
renderPassCI.attachmentCount = attachments.Count;
renderPassCI.pAttachments = (VkAttachmentDescription *)attachments.Data;
renderPassCI.subpassCount = 1;
renderPassCI.pSubpasses = &subpass;
renderPassCI.dependencyCount = 1;
renderPassCI.pDependencies = &subpassDependency;
VkResult creationResult = vkCreateRenderPass(_gd.Device, ref renderPassCI, null, out _renderPass);
CheckResult(creationResult);
pipelineCI.renderPass = _renderPass;
VkResult result = vkCreateGraphicsPipelines(_gd.Device, VkPipelineCache.Null, 1, ref pipelineCI, null, out _devicePipeline);
CheckResult(result);
ResourceSetCount = (uint)description.ResourceLayouts.Length;
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
0,
VK_FALSE);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VK_POLYGON_MODE_FILL,
VK_CULL_MODE_FRONT_BIT,
VK_FRONT_FACE_CLOCKWISE,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
VK_FALSE);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
VK_TRUE,
VK_TRUE,
VK_COMPARE_OP_LESS_OR_EQUAL);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VkSampleCountFlags.Count1,
0);
FixedArray2<VkDynamicState> dynamicStateEnables = new FixedArray2<VkDynamicState>(
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
// Solid rendering pipeline
// Load shaders
FixedArray2<VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2<VkPipelineShaderStageCreateInfo>(
loadShader(getAssetPath() + "shaders/offscreen/quad.vert.spv", VK_SHADER_STAGE_VERTEX_BIT),
loadShader(getAssetPath() + "shaders/offscreen/quad.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT));
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayouts_textured,
renderPass,
0);
var vis = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &vis;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_debug));
// Mirror
shaderStages.First = loadShader(getAssetPath() + "shaders/offscreen/mirror.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/offscreen/mirror.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
rasterizationState.cullMode = VK_CULL_MODE_NONE;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_mirror));
// Flip culling
rasterizationState.cullMode = VK_CULL_MODE_BACK_BIT;
// Phong shading pipelines
pipelineCreateInfo.layout = pipelineLayouts_shaded;
// Scene
shaderStages.First = loadShader(getAssetPath() + "shaders/offscreen/phong.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/offscreen/phong.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_shaded));
// Offscreen
// Flip culling
rasterizationState.cullMode = VK_CULL_MODE_FRONT_BIT;
pipelineCreateInfo.renderPass = offscreenPass.renderPass;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_shadedOffscreen));
}
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()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
0,
VK_FALSE);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VK_POLYGON_MODE_FILL,
VK_CULL_MODE_NONE,
VK_FRONT_FACE_COUNTER_CLOCKWISE,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
VK_FALSE);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
VK_TRUE,
VK_TRUE,
VK_COMPARE_OP_LESS_OR_EQUAL);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VK_SAMPLE_COUNT_1_BIT,
0);
FixedArray2 <VkDynamicState> dynamicStateEnables = new FixedArray2 <VkDynamicState>(
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
// Load shaders
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>(
loadShader(getAssetPath() + "shaders/dynamicuniformbuffer/base.vert.spv", VK_SHADER_STAGE_VERTEX_BIT),
loadShader(getAssetPath() + "shaders/dynamicuniformbuffer/base.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT));
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var vis = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &vis;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out 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()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
0,
VK_FALSE);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VK_POLYGON_MODE_FILL,
VK_CULL_MODE_NONE,
VK_FRONT_FACE_COUNTER_CLOCKWISE,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
VK_FALSE);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
VK_TRUE,
VK_TRUE,
VK_COMPARE_OP_LESS_OR_EQUAL);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VK_SAMPLE_COUNT_1_BIT,
0);
NativeList <VkDynamicState> dynamicStateEnables = new NativeList <VkDynamicState>
{
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR
};
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
(VkDynamicState *)dynamicStateEnables.Data,
dynamicStateEnables.Count,
0);
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>();
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayouts_radialBlur,
renderPass,
0);
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
// Radial blur pipeline
shaderStages.First = loadShader(getAssetPath() + "shaders/radialblur/radialblur.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/radialblur/radialblur.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
// Empty vertex input state
VkPipelineVertexInputStateCreateInfo emptyInputState = Initializers.pipelineVertexInputStateCreateInfo();
pipelineCreateInfo.pVertexInputState = &emptyInputState;
pipelineCreateInfo.layout = pipelineLayouts_radialBlur;
// Additive blending
blendAttachmentState.colorWriteMask = (VkColorComponentFlags)0xF;
blendAttachmentState.blendEnable = VK_TRUE;
blendAttachmentState.colorBlendOp = VK_BLEND_OP_ADD;
blendAttachmentState.srcColorBlendFactor = VK_BLEND_FACTOR_ONE;
blendAttachmentState.dstColorBlendFactor = VK_BLEND_FACTOR_ONE;
blendAttachmentState.alphaBlendOp = VK_BLEND_OP_ADD;
blendAttachmentState.srcAlphaBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
blendAttachmentState.dstAlphaBlendFactor = VK_BLEND_FACTOR_DST_ALPHA;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_radialBlur));
// No blending (for debug display)
blendAttachmentState.blendEnable = VK_FALSE;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_offscreenDisplay));
// Phong pass
pipelineCreateInfo.layout = pipelineLayouts_scene;
shaderStages.First = loadShader(getAssetPath() + "shaders/radialblur/phongpass.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/radialblur/phongpass.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
var vis = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &vis;
blendAttachmentState.blendEnable = VK_FALSE;
depthStencilState.depthWriteEnable = VK_TRUE;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_phongPass));
// Color only pass (offscreen blur base)
shaderStages.First = loadShader(getAssetPath() + "shaders/radialblur/colorpass.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/radialblur/colorpass.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
pipelineCreateInfo.renderPass = offscreenPass.renderPass;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_colorPass));
}
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;
}
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VkPrimitiveTopology.TriangleList,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VkPolygonMode.Fill,
VkCullModeFlags.Back,
VkFrontFace.CounterClockwise,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
(VkColorComponentFlags)0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
False,
False,
VkCompareOp.LessOrEqual);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VkSampleCountFlags.Count1,
0);
FixedArray2<VkDynamicState> dynamicStateEnables = new FixedArray2<VkDynamicState>(
VkDynamicState.Viewport,
VkDynamicState.Scissor);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
// Skybox pipeline (background cube)
FixedArray2<VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2<VkPipelineShaderStageCreateInfo>(
loadShader(getAssetPath() + "shaders/cubemap/skybox.vert.spv", VkShaderStageFlags.Vertex),
loadShader(getAssetPath() + "shaders/cubemap/skybox.frag.spv", VkShaderStageFlags.Fragment));
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var inputState = vertices.inputState;
pipelineCreateInfo.pVertexInputState = &inputState;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_skybox));
// Cube map reflect pipeline
shaderStages.First = loadShader(getAssetPath() + "shaders/cubemap/reflect.vert.spv", VkShaderStageFlags.Vertex);
shaderStages.Second = loadShader(getAssetPath() + "shaders/cubemap/reflect.frag.spv", VkShaderStageFlags.Fragment);
// Enable depth test and write
depthStencilState.depthWriteEnable = True;
depthStencilState.depthTestEnable = True;
// Flip cull mode
rasterizationState.cullMode = VkCullModeFlags.Front;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_reflect));
}
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;
}
}
