133 lines
7.9 KiB
C#
133 lines
7.9 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using RefreshCS;
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namespace MoonWorks.Graphics
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{
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/// <summary>
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/// Graphics pipelines encapsulate all of the render state in a single object.
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/// These pipelines are bound before draw calls are issued.
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/// </summary>
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public class GraphicsPipeline : GraphicsResource
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{
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protected override Action<IntPtr, IntPtr, IntPtr> QueueDestroyFunction => Refresh.Refresh_QueueDestroyGraphicsPipeline;
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public ShaderStageState VertexShaderState { get; }
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public ShaderStageState FragmentShaderState { get; }
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public RenderPass RenderPass { get; }
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public unsafe GraphicsPipeline(
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GraphicsDevice device,
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in GraphicsPipelineCreateInfo graphicsPipelineCreateInfo
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) : base(device)
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{
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ColorBlendState colorBlendState = graphicsPipelineCreateInfo.ColorBlendState;
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DepthStencilState depthStencilState = graphicsPipelineCreateInfo.DepthStencilState;
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ShaderStageState vertexShaderState = graphicsPipelineCreateInfo.VertexShaderState;
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ShaderStageState fragmentShaderState = graphicsPipelineCreateInfo.FragmentShaderState;
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MultisampleState multisampleState = graphicsPipelineCreateInfo.MultisampleState;
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GraphicsPipelineLayoutInfo pipelineLayoutInfo = graphicsPipelineCreateInfo.PipelineLayoutInfo;
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RasterizerState rasterizerState = graphicsPipelineCreateInfo.RasterizerState;
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PrimitiveType primitiveType = graphicsPipelineCreateInfo.PrimitiveType;
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VertexInputState vertexInputState = graphicsPipelineCreateInfo.VertexInputState;
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ViewportState viewportState = graphicsPipelineCreateInfo.ViewportState;
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RenderPass renderPass = graphicsPipelineCreateInfo.RenderPass;
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var vertexAttributesHandle = GCHandle.Alloc(
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vertexInputState.VertexAttributes,
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GCHandleType.Pinned
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);
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var vertexBindingsHandle = GCHandle.Alloc(
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vertexInputState.VertexBindings,
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GCHandleType.Pinned
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);
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var viewportHandle = GCHandle.Alloc(
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viewportState.Viewports,
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GCHandleType.Pinned
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);
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var scissorHandle = GCHandle.Alloc(
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viewportState.Scissors,
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GCHandleType.Pinned
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);
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var colorTargetBlendStates = stackalloc Refresh.ColorTargetBlendState[
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colorBlendState.ColorTargetBlendStates.Length
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];
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for (var i = 0; i < colorBlendState.ColorTargetBlendStates.Length; i += 1)
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{
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colorTargetBlendStates[i] = colorBlendState.ColorTargetBlendStates[i].ToRefreshColorTargetBlendState();
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}
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Refresh.GraphicsPipelineCreateInfo refreshGraphicsPipelineCreateInfo;
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refreshGraphicsPipelineCreateInfo.colorBlendState.logicOpEnable = Conversions.BoolToByte(colorBlendState.LogicOpEnable);
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refreshGraphicsPipelineCreateInfo.colorBlendState.logicOp = (Refresh.LogicOp) colorBlendState.LogicOp;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendStates = (IntPtr) colorTargetBlendStates;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendStateCount = (uint) colorBlendState.ColorTargetBlendStates.Length;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendConstants[0] = colorBlendState.BlendConstants.R;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendConstants[1] = colorBlendState.BlendConstants.G;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendConstants[2] = colorBlendState.BlendConstants.B;
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refreshGraphicsPipelineCreateInfo.colorBlendState.blendConstants[3] = colorBlendState.BlendConstants.A;
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refreshGraphicsPipelineCreateInfo.depthStencilState.backStencilState = depthStencilState.BackStencilState.ToRefresh();
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refreshGraphicsPipelineCreateInfo.depthStencilState.compareOp = (Refresh.CompareOp) depthStencilState.CompareOp;
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refreshGraphicsPipelineCreateInfo.depthStencilState.depthBoundsTestEnable = Conversions.BoolToByte(depthStencilState.DepthBoundsTestEnable);
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refreshGraphicsPipelineCreateInfo.depthStencilState.depthTestEnable = Conversions.BoolToByte(depthStencilState.DepthTestEnable);
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refreshGraphicsPipelineCreateInfo.depthStencilState.depthWriteEnable = Conversions.BoolToByte(depthStencilState.DepthWriteEnable);
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refreshGraphicsPipelineCreateInfo.depthStencilState.frontStencilState = depthStencilState.FrontStencilState.ToRefresh();
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refreshGraphicsPipelineCreateInfo.depthStencilState.maxDepthBounds = depthStencilState.MaxDepthBounds;
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refreshGraphicsPipelineCreateInfo.depthStencilState.minDepthBounds = depthStencilState.MinDepthBounds;
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refreshGraphicsPipelineCreateInfo.depthStencilState.stencilTestEnable = Conversions.BoolToByte(depthStencilState.StencilTestEnable);
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refreshGraphicsPipelineCreateInfo.vertexShaderState.entryPointName = vertexShaderState.EntryPointName;
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refreshGraphicsPipelineCreateInfo.vertexShaderState.shaderModule = vertexShaderState.ShaderModule.Handle;
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refreshGraphicsPipelineCreateInfo.vertexShaderState.uniformBufferSize = vertexShaderState.UniformBufferSize;
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refreshGraphicsPipelineCreateInfo.fragmentShaderState.entryPointName = fragmentShaderState.EntryPointName;
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refreshGraphicsPipelineCreateInfo.fragmentShaderState.shaderModule = fragmentShaderState.ShaderModule.Handle;
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refreshGraphicsPipelineCreateInfo.fragmentShaderState.uniformBufferSize = fragmentShaderState.UniformBufferSize;
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refreshGraphicsPipelineCreateInfo.multisampleState.multisampleCount = (Refresh.SampleCount) multisampleState.MultisampleCount;
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refreshGraphicsPipelineCreateInfo.multisampleState.sampleMask = multisampleState.SampleMask;
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refreshGraphicsPipelineCreateInfo.pipelineLayoutCreateInfo.vertexSamplerBindingCount = pipelineLayoutInfo.VertexSamplerBindingCount;
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refreshGraphicsPipelineCreateInfo.pipelineLayoutCreateInfo.fragmentSamplerBindingCount = pipelineLayoutInfo.FragmentSamplerBindingCount;
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refreshGraphicsPipelineCreateInfo.rasterizerState.cullMode = (Refresh.CullMode) rasterizerState.CullMode;
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refreshGraphicsPipelineCreateInfo.rasterizerState.depthBiasClamp = rasterizerState.DepthBiasClamp;
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refreshGraphicsPipelineCreateInfo.rasterizerState.depthBiasConstantFactor = rasterizerState.DepthBiasConstantFactor;
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refreshGraphicsPipelineCreateInfo.rasterizerState.depthBiasEnable = Conversions.BoolToByte(rasterizerState.DepthBiasEnable);
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refreshGraphicsPipelineCreateInfo.rasterizerState.depthBiasSlopeFactor = rasterizerState.DepthBiasSlopeFactor;
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refreshGraphicsPipelineCreateInfo.rasterizerState.depthClampEnable = Conversions.BoolToByte(rasterizerState.DepthClampEnable);
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refreshGraphicsPipelineCreateInfo.rasterizerState.fillMode = (Refresh.FillMode) rasterizerState.FillMode;
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refreshGraphicsPipelineCreateInfo.rasterizerState.frontFace = (Refresh.FrontFace) rasterizerState.FrontFace;
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refreshGraphicsPipelineCreateInfo.rasterizerState.lineWidth = rasterizerState.LineWidth;
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refreshGraphicsPipelineCreateInfo.vertexInputState.vertexAttributes = vertexAttributesHandle.AddrOfPinnedObject();
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refreshGraphicsPipelineCreateInfo.vertexInputState.vertexAttributeCount = (uint) vertexInputState.VertexAttributes.Length;
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refreshGraphicsPipelineCreateInfo.vertexInputState.vertexBindings = vertexBindingsHandle.AddrOfPinnedObject();
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refreshGraphicsPipelineCreateInfo.vertexInputState.vertexBindingCount = (uint) vertexInputState.VertexBindings.Length;
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refreshGraphicsPipelineCreateInfo.viewportState.viewports = viewportHandle.AddrOfPinnedObject();
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refreshGraphicsPipelineCreateInfo.viewportState.viewportCount = (uint) viewportState.Viewports.Length;
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refreshGraphicsPipelineCreateInfo.viewportState.scissors = scissorHandle.AddrOfPinnedObject();
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refreshGraphicsPipelineCreateInfo.viewportState.scissorCount = (uint) viewportState.Scissors.Length;
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refreshGraphicsPipelineCreateInfo.primitiveType = (Refresh.PrimitiveType) primitiveType;
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refreshGraphicsPipelineCreateInfo.renderPass = renderPass.Handle;
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Handle = Refresh.Refresh_CreateGraphicsPipeline(device.Handle, refreshGraphicsPipelineCreateInfo);
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vertexAttributesHandle.Free();
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vertexBindingsHandle.Free();
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viewportHandle.Free();
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scissorHandle.Free();
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VertexShaderState = vertexShaderState;
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FragmentShaderState = fragmentShaderState;
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RenderPass = renderPass;
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}
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}
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}
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