public static GraphicsPipelineDescription GenerateOmniShadowMappingPreEffectPipeline <T>(
ModelRuntimeDescriptor <T> modelRuntimeState,
SceneRuntimeDescriptor sceneRuntimeState,
RasterizerStateDescription rasterizerState,
uint preEffectFlag,
Framebuffer framebuffer) where T : struct, VertexLocateable
{
//TODO: Build resource layout outside and pass as parameter
var shaderArrayIndex = RenderFlags.GetPreEffectArrayIndexForFlag(preEffectFlag);
var shaderArray =
new Shader[] { modelRuntimeState.VertexPreEffectShaders[shaderArrayIndex], modelRuntimeState.GeometryPreEffectShaders[shaderArrayIndex], modelRuntimeState.FragmentPreEffectShaders[shaderArrayIndex] };
return(new GraphicsPipelineDescription()
{
BlendState = BlendStateDescription.SingleOverrideBlend,
DepthStencilState = DepthStencilStateDescription.DepthOnlyLessEqual,
RasterizerState = rasterizerState,
PrimitiveTopology = modelRuntimeState.PrimitiveTopology,
ResourceLayouts = new ResourceLayout[] { sceneRuntimeState.CameraResourceLayout, sceneRuntimeState.OmniLightProvViewResourceLayout, sceneRuntimeState.CameraInfoResourceLayout },
ShaderSet = new ShaderSetDescription(
vertexLayouts: modelRuntimeState.VertexPreEffectsLayouts,
shaders: shaderArray
),
Outputs = framebuffer.OutputDescription
});
}
public static GraphicsPipelineDescription GeneratePipelinePNTTB <T>(
ModelRuntimeDescriptor <T> modelRuntimeState,
SceneRuntimeDescriptor sceneRuntimeState,
RasterizerStateDescription rasterizerState,
Framebuffer framebuffer,
ResourceLayout[] effectLayouts) where T : struct, VertexLocateable
{
var resourceLayout = new ResourceLayout[] {
sceneRuntimeState.CameraResourceLayout,
sceneRuntimeState.LightResourceLayout,
sceneRuntimeState.SpotLightResourceLayout,
sceneRuntimeState.MaterialResourceLayout,
modelRuntimeState.TextureResourceLayout
};
var completeResourceLayout = new ResourceLayout[resourceLayout.Length + effectLayouts.Length];
resourceLayout.CopyTo(completeResourceLayout, 0);
effectLayouts.CopyTo(completeResourceLayout, resourceLayout.Length);
return(new GraphicsPipelineDescription()
{
BlendState = BlendStateDescription.SingleOverrideBlend,
DepthStencilState = DepthStencilStateDescription.DepthOnlyLessEqual,
RasterizerState = rasterizerState,
PrimitiveTopology = modelRuntimeState.PrimitiveTopology,
ResourceLayouts = completeResourceLayout,
ShaderSet = new ShaderSetDescription(
vertexLayouts: modelRuntimeState.VertexLayouts,
shaders: new Shader[] { modelRuntimeState.VertexShader, modelRuntimeState.FragmentShader }
),
Outputs = framebuffer.OutputDescription
});
}
//TODO: Add color space handling
override public void CreateResources(SceneRuntimeDescriptor sceneRuntimeDescriptor,
ModelRuntimeDescriptor <VertexPositionNormalTextureTangentBitangent>[] modelPNTTBDescriptorArray,
ModelRuntimeDescriptor <VertexPositionNormal>[] modelPNDescriptorArray,
ModelRuntimeDescriptor <VertexPositionTexture>[] modelPTDescriptorArray,
ModelRuntimeDescriptor <VertexPositionColor>[] modelPCDescriptorArray)
{
//ResourceFactory factory = GraphicsDevice.ResourceFactory;
_vertexBuffer = _factory.CreateBuffer(new BufferDescription(10000, BufferUsage.VertexBuffer | BufferUsage.Dynamic));
_vertexBuffer.Name = "ImGui.NET Vertex Buffer";
_indexBuffer = _factory.CreateBuffer(new BufferDescription(2000, BufferUsage.IndexBuffer | BufferUsage.Dynamic));
_indexBuffer.Name = "ImGui.NET Index Buffer";
_projMatrixBuffer = _factory.CreateBuffer(new BufferDescription(64, BufferUsage.UniformBuffer | BufferUsage.Dynamic));
_projMatrixBuffer.Name = "ImGui.NET Projection Buffer";
byte[] vertexShaderBytes = LoadEmbeddedShaderCode(GraphicsDevice.ResourceFactory, "imgui-vertex");
byte[] fragmentShaderBytes = LoadEmbeddedShaderCode(GraphicsDevice.ResourceFactory, "imgui-frag");
_vertexShader = _factory.CreateShader(new ShaderDescription(ShaderStages.Vertex, vertexShaderBytes, GraphicsDevice.BackendType == GraphicsBackend.Vulkan ? "main" : "VS"));
_fragmentShader = _factory.CreateShader(new ShaderDescription(ShaderStages.Fragment, fragmentShaderBytes, GraphicsDevice.BackendType == GraphicsBackend.Vulkan ? "main" : "FS"));
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("in_position", VertexElementSemantic.Position, VertexElementFormat.Float2),
new VertexElementDescription("in_texCoord", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float2),
new VertexElementDescription("in_color", VertexElementSemantic.Color, VertexElementFormat.Byte4_Norm))
};
_layout = _factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("ProjectionMatrixBuffer", ResourceKind.UniformBuffer, ShaderStages.Vertex),
new ResourceLayoutElementDescription("MainSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
_textureLayout = _factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("MainTexture", ResourceKind.TextureReadOnly, ShaderStages.Fragment)));
GraphicsPipelineDescription pd = new GraphicsPipelineDescription(
BlendStateDescription.SingleAlphaBlend,
new DepthStencilStateDescription(false, false, ComparisonKind.Always),
new RasterizerStateDescription(FaceCullMode.None, PolygonFillMode.Solid, FrontFace.Clockwise, true, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(
vertexLayouts,
new[] { _vertexShader, _fragmentShader },
new[]
{
new SpecializationConstant(0, GraphicsDevice.IsClipSpaceYInverted),
new SpecializationConstant(1, true),
}),
new ResourceLayout[] { _layout, _textureLayout },
_frameBuffer.OutputDescription,
ResourceBindingModel.Improved);
_pipeline = _factory.CreateGraphicsPipeline(ref pd);
_mainResourceSet = _factory.CreateResourceSet(new ResourceSetDescription(_layout,
_projMatrixBuffer,
GraphicsDevice.PointSampler));
RecreateFontDeviceTexture(GraphicsDevice);
}
public override void CreateResources(SceneRuntimeDescriptor mainSceneRuntimeDescriptor,
ModelRuntimeDescriptor <VertexPositionNormalTextureTangentBitangent>[] modelPNTTBDescriptorArray,
ModelRuntimeDescriptor <VertexPositionNormal>[] modelPNDescriptorArray,
ModelRuntimeDescriptor <VertexPositionTexture>[] modelPTDescriptorArray,
ModelRuntimeDescriptor <VertexPositionColor>[] modelPCDescriptorArray)
{
_modelPNTTBDescriptorArray = modelPNTTBDescriptorArray;
_modelPNDescriptorArray = modelPNDescriptorArray;
_modelPTDescriptorArray = modelPTDescriptorArray;
_modelPCDescriptorArray = modelPCDescriptorArray;
_sceneRuntimeDescriptor.Light = mainSceneRuntimeDescriptor.Light;
}
