public void CmdPushConstants(IVkPipelineLayout layout, VkShaderStage stageFlags, int offset, int size, IntPtr values)
{
var _commandBuffer = Handle;
var _layout = layout?.Handle ?? VkPipelineLayout.HandleType.Null;
var _stageFlags = stageFlags;
var _offset = offset;
var _size = size;
var _pValues = values;
Direct.CmdPushConstants(_commandBuffer, _layout, _stageFlags, _offset, _size, _pValues);
}
public void CmdBindDescriptorSets(VkPipelineBindPoint pipelineBindPoint, IVkPipelineLayout layout, int firstSet, IReadOnlyList <IVkDescriptorSet> descriptorSets, IReadOnlyList <int> dynamicOffsets)
{
var unmanagedSize =
descriptorSets.SizeOfMarshalDirect() +
dynamicOffsets.SizeOfMarshalDirect();
var unmanagedArray = new byte[unmanagedSize];
fixed(byte *unmanagedStart = unmanagedArray)
{
var unmanaged = unmanagedStart;
var _commandBuffer = Handle;
var _pipelineBindPoint = pipelineBindPoint;
var _layout = layout?.Handle ?? VkPipelineLayout.HandleType.Null;
var _firstSet = firstSet;
var _descriptorSetCount = descriptorSets?.Count ?? 0;
var _pDescriptorSets = descriptorSets.MarshalDirect(ref unmanaged);
var _dynamicOffsetCount = dynamicOffsets?.Count ?? 0;
var _pDynamicOffsets = dynamicOffsets.MarshalDirect(ref unmanaged);
Direct.CmdBindDescriptorSets(_commandBuffer, _pipelineBindPoint, _layout, _firstSet, _descriptorSetCount, _pDescriptorSets, _dynamicOffsetCount, _pDynamicOffsets);
}
}
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();
}
public void CmdPushConstants(IVkPipelineLayout layout, VkShaderStageFlagBits stageFlags, int offset, int size, IntPtr values)
{
var _commandBuffer = Handle;
var _layout = layout?.Handle ?? VkPipelineLayout.HandleType.Null;
var _stageFlags = stageFlags;
var _offset = offset;
var _size = size;
var _pValues = values;
Direct.CmdPushConstants(_commandBuffer, _layout, _stageFlags, _offset, _size, _pValues);
}
public void CmdBindDescriptorSets(VkPipelineBindPoint pipelineBindPoint, IVkPipelineLayout layout, int firstSet, IReadOnlyList<IVkDescriptorSet> descriptorSets, IReadOnlyList<int> dynamicOffsets)
{
var unmanagedSize =
descriptorSets.SizeOfMarshalDirect() +
dynamicOffsets.SizeOfMarshalDirect();
var unmanagedArray = new byte[unmanagedSize];
fixed (byte* unmanagedStart = unmanagedArray)
{
var unmanaged = unmanagedStart;
var _commandBuffer = Handle;
var _pipelineBindPoint = pipelineBindPoint;
var _layout = layout?.Handle ?? VkPipelineLayout.HandleType.Null;
var _firstSet = firstSet;
var _descriptorSetCount = descriptorSets?.Count ?? 0;
var _pDescriptorSets = descriptorSets.MarshalDirect(ref unmanaged);
var _dynamicOffsetCount = dynamicOffsets?.Count ?? 0;
var _pDynamicOffsets = dynamicOffsets.MarshalDirect(ref unmanaged);
Direct.CmdBindDescriptorSets(_commandBuffer, _pipelineBindPoint, _layout, _firstSet, _descriptorSetCount, _pDescriptorSets, _dynamicOffsetCount, _pDynamicOffsets);
}
}
