/// <inheritdoc/>
public ShaderReflectionOld GetReflection(ShaderBytecode shaderBytecode)
{
// TODO: Implement this for separate shaders?
// Otherwise it is only available at runtime.
return null;
}
/// <inheritdoc/>
public ShaderReflectionOld GetReflection(ShaderBytecode shaderBytecode)
{
var shaderReflection = new SharpDX.D3DCompiler.ShaderReflection(shaderBytecode);
var shaderReflectionDesc = shaderReflection.Description;
// Extract reflection data
var shaderReflectionCopy = new ShaderReflectionOld();
shaderReflectionCopy.BoundResources = new List<InputBindingDescription>();
shaderReflectionCopy.ConstantBuffers = new List<ShaderReflectionConstantBuffer>();
// BoundResources
for (int i = 0; i < shaderReflectionDesc.BoundResources; ++i)
{
var boundResourceDesc = shaderReflection.GetResourceBindingDescription(i);
shaderReflectionCopy.BoundResources.Add(new InputBindingDescription
{
BindPoint = boundResourceDesc.BindPoint,
BindCount = boundResourceDesc.BindCount,
Name = boundResourceDesc.Name,
Type = (ShaderInputType)boundResourceDesc.Type,
});
}
// ConstantBuffers
for (int i = 0; i < shaderReflectionDesc.ConstantBuffers; ++i)
{
var constantBuffer = shaderReflection.GetConstantBuffer(i);
var constantBufferDesc = constantBuffer.Description;
var constantBufferCopy = new ShaderReflectionConstantBuffer
{
Name = constantBufferDesc.Name,
Size = constantBufferDesc.Size,
Variables = new List<ShaderReflectionVariable>(),
};
switch (constantBufferDesc.Type)
{
case SharpDX.D3DCompiler.ConstantBufferType.ConstantBuffer: constantBufferCopy.Type = ConstantBufferType.ConstantBuffer; break;
case SharpDX.D3DCompiler.ConstantBufferType.TextureBuffer: constantBufferCopy.Type = ConstantBufferType.TextureBuffer; break;
default: constantBufferCopy.Type = ConstantBufferType.Unknown; break;
}
// ConstantBuffers variables
for (int j = 0; j < constantBufferDesc.VariableCount; ++j)
{
var variable = constantBuffer.GetVariable(j);
var variableType = variable.GetVariableType().Description;
var variableDesc = variable.Description;
var variableCopy = new ShaderReflectionVariable
{
Name = variableDesc.Name,
Size = variableDesc.Size,
StartOffset = variableDesc.StartOffset,
Type = new ShaderReflectionType { Offset = variable.GetVariableType().Description.Offset },
};
constantBufferCopy.Variables.Add(variableCopy);
}
shaderReflectionCopy.ConstantBuffers.Add(constantBufferCopy);
}
return shaderReflectionCopy;
}
/// <inheritdoc/>
public ShaderBytecode StripReflection(ShaderBytecode shaderBytecode)
{
// Doesn't exist in OpenGL.
return shaderBytecode;
}
/// <inheritdoc/>
public ShaderBytecode StripReflection(ShaderBytecode shaderBytecode)
{
var bytecode = new SharpDX.D3DCompiler.ShaderBytecode(shaderBytecode).Strip(SharpDX.D3DCompiler.StripFlags.CompilerStripReflectionData);
return new ShaderBytecode(bytecode);
}