public void SetConstant(ShaderType usage, int slot, AbstractConstantBuffer pipelineConstant)
{
if (usage.HasFlag(ShaderType.Vertex))
{
_vsConstants[slot] = pipelineConstant;
if (_isBound)
{
ApplyVSConstantBuffer(slot, pipelineConstant);
}
}
if (usage.HasFlag(ShaderType.Geometry))
{
_gsConstants[slot] = pipelineConstant;
if (_isBound)
{
ApplyGSConstantBuffer(slot, pipelineConstant);
}
}
if (usage.HasFlag(ShaderType.Pixel))
{
_psConstants[slot] = pipelineConstant;
if (_isBound)
{
ApplyPSConstantBuffer(slot, pipelineConstant);
}
}
}
private void ApplyPSConstantBuffer(int slot, AbstractConstantBuffer pipelineConstant)
{
var buffer = pipelineConstant?.BufferPtr ?? IntPtr.Zero;
DeviceContext.PSSetConstantBuffers(_device.ContextPtr, (uint)slot, 1, ref buffer);
}