// One ModelMeshPart for each unique shader in a W3D_CHUNK_MATERIAL_PASS.
private ModelMeshPart CreateModelMeshPart(
ContentManager contentManager,
uint startIndex,
uint indexCount,
W3dMesh w3dMesh,
FixedFunction.VertexMaterial[] vertexMaterials,
FixedFunction.ShadingConfiguration[] shadingConfigurations,
uint vertexMaterialID,
uint shaderID,
uint numTextureStages,
uint?textureIndex0,
uint?textureIndex1)
{
var w3dShader = w3dMesh.Shaders[shaderID];
var rasterizerState = RasterizerStateDescriptionUtility.DefaultFrontIsCounterClockwise;
rasterizerState.CullMode = w3dMesh.Header.Attributes.HasFlag(W3dMeshFlags.TwoSided)
? FaceCullMode.None
: FaceCullMode.Back;
var depthState = DepthStencilStateDescription.DepthOnlyLessEqual;
depthState.DepthWriteEnabled = w3dShader.DepthMask == W3dShaderDepthMask.WriteEnable;
depthState.DepthComparison = w3dShader.DepthCompare.ToComparison();
var blendState = new BlendStateDescription(
RgbaFloat.White,
new BlendAttachmentDescription(
w3dShader.SrcBlend != W3dShaderSrcBlendFunc.One || w3dShader.DestBlend != W3dShaderDestBlendFunc.Zero,
w3dShader.SrcBlend.ToBlend(),
w3dShader.DestBlend.ToBlend(false),
BlendFunction.Add,
w3dShader.SrcBlend.ToBlend(),
w3dShader.DestBlend.ToBlend(true),
BlendFunction.Add));
var effectMaterial = new FixedFunctionMaterial(contentManager, contentManager.EffectLibrary.FixedFunction)
{
PipelineState = new EffectPipelineState(
rasterizerState,
depthState,
blendState,
RenderPipeline.GameOutputDescription)
};
var materialConstantsBuffer = AddDisposable(contentManager.GraphicsDevice.CreateStaticBuffer(
new FixedFunction.MaterialConstantsType
{
Material = vertexMaterials[vertexMaterialID],
Shading = shadingConfigurations[shaderID],
NumTextureStages = numTextureStages
},
BufferUsage.UniformBuffer));
effectMaterial.SetMaterialConstants(materialConstantsBuffer);
effectMaterial.SetTexture0(CreateTexture(contentManager, w3dMesh, textureIndex0));
effectMaterial.SetTexture1(CreateTexture(contentManager, w3dMesh, textureIndex1));
return(new ModelMeshPart(
startIndex,
indexCount,
effectMaterial));
}
// One ModelMeshPart for each unique shader in a W3D_CHUNK_MATERIAL_PASS.
private ModelMeshPart CreateModelMeshPart(
ContentManager contentManager,
uint startIndex,
uint indexCount,
W3dMesh w3dMesh,
FixedFunctionMaterial.VertexMaterial[] vertexMaterials,
FixedFunctionMaterial.ShadingConfiguration[] shadingConfigurations,
uint vertexMaterialID,
uint shaderID,
uint numTextureStages,
uint?textureIndex0,
uint?textureIndex1)
{
var w3dShader = w3dMesh.Shaders[shaderID];
var rasterizerState = RasterizerStateDescription.CullBackSolid;
rasterizerState.CullMode = w3dMesh.Header.Attributes.HasFlag(W3dMeshFlags.TwoSided)
? CullMode.None
: CullMode.CullBack;
var depthState = DepthStencilStateDescription.Default;
depthState.IsDepthEnabled = true;
depthState.IsDepthWriteEnabled = w3dShader.DepthMask == W3dShaderDepthMask.WriteEnable;
depthState.DepthComparison = w3dShader.DepthCompare.ToComparison();
var blendState = BlendStateDescription.Opaque;
blendState.Enabled = w3dShader.SrcBlend != W3dShaderSrcBlendFunc.One ||
w3dShader.DestBlend != W3dShaderDestBlendFunc.Zero;
blendState.SourceBlend = w3dShader.SrcBlend.ToBlend();
blendState.SourceAlphaBlend = w3dShader.SrcBlend.ToBlend();
blendState.DestinationBlend = w3dShader.DestBlend.ToBlend(false);
blendState.DestinationAlphaBlend = w3dShader.DestBlend.ToBlend(true);
var effectMaterial = new FixedFunctionMaterial(contentManager.EffectLibrary.FixedFunction);
effectMaterial.PipelineState = new EffectPipelineState(
rasterizerState,
depthState,
blendState);
var materialConstantsBuffer = AddDisposable(Buffer <FixedFunctionMaterial.MaterialConstants> .CreateStatic(
contentManager.GraphicsDevice,
new FixedFunctionMaterial.MaterialConstants
{
Material = vertexMaterials[vertexMaterialID],
Shading = shadingConfigurations[shaderID],
NumTextureStages = numTextureStages
},
BufferBindFlags.ConstantBuffer));
effectMaterial.SetMaterialConstants(materialConstantsBuffer);
effectMaterial.SetTexture0(CreateTexture(contentManager, w3dMesh, textureIndex0));
effectMaterial.SetTexture1(CreateTexture(contentManager, w3dMesh, textureIndex1));
return(new ModelMeshPart(
startIndex,
indexCount,
effectMaterial));
}