public static InputElementDescription[] CreateInputElements(this VertexBufferBinding[] vertexBuffers)
{
var inputElementCount = 0;
foreach (var vertexBuffer in vertexBuffers)
{
inputElementCount += vertexBuffer.Declaration.VertexElements.Length;
}
var inputElements = new InputElementDescription[inputElementCount];
var inputElementIndex = 0;
for (int inputSlot = 0; inputSlot < vertexBuffers.Length; inputSlot++)
{
var vertexBuffer = vertexBuffers[inputSlot];
foreach (var element in vertexBuffer.Declaration.EnumerateWithOffsets())
{
inputElements[inputElementIndex++] = new InputElementDescription
{
SemanticName = element.VertexElement.SemanticName,
SemanticIndex = element.VertexElement.SemanticIndex,
Format = element.VertexElement.Format,
InputSlot = inputSlot,
AlignedByteOffset = element.Offset,
};
}
}
return(inputElements);
}
public unsafe PipelineStateDescription Clone()
{
InputElementDescription[] inputElements;
if (InputElements != null)
{
inputElements = new InputElementDescription[InputElements.Length];
for (int i = 0; i < inputElements.Length; ++i)
{
inputElements[i] = InputElements[i];
}
}
else
{
inputElements = null;
}
return(new PipelineStateDescription
{
RootSignature = RootSignature,
EffectBytecode = EffectBytecode,
BlendState = BlendState,
SampleMask = SampleMask,
RasterizerState = RasterizerState,
DepthStencilState = DepthStencilState,
InputElements = inputElements,
PrimitiveType = PrimitiveType,
Output = Output,
});
}
public static InputElementDescription[] CreateInputElements(this VertexDeclaration vertexDeclaration)
{
var inputElements = new InputElementDescription[vertexDeclaration.VertexElements.Length];
var inputElementIndex = 0;
foreach (var element in vertexDeclaration.EnumerateWithOffsets())
{
inputElements[inputElementIndex++] = new InputElementDescription
{
SemanticName = element.VertexElement.SemanticName,
SemanticIndex = element.VertexElement.SemanticIndex,
Format = element.VertexElement.Format,
InputSlot = 0,
AlignedByteOffset = element.Offset,
};
}
return(inputElements);
}