public void Bind(GpuProgramParameters gpuParams)
{
if (gpuParams != null)
{
Axiom.Graphics.GpuProgramParameters.GpuConstantDefinition def =
gpuParams.FindNamedConstantDefinition(_name);
if (def != null)
{
this._params = gpuParams;
this.physicalIndex = def.PhysicalIndex;
}
}
}
protected void _updateParameter(GpuProgramParameters programParameters, String paramName, Object value,
int sizeInBytes)
{
//programParameters.AutoAddParamName = true;
var idx = programParameters.FindNamedConstantDefinition(paramName).LogicalIndex;
if (value is Matrix4)
{
programParameters.SetConstant(idx, (Matrix4)value);
}
else if (value is ColorEx)
{
programParameters.SetConstant(idx, (ColorEx)value);
}
else if (value is Vector3)
{
programParameters.SetConstant(idx, ((Vector3)value));
}
else if (value is Vector4)
{
programParameters.SetConstant(idx, (Vector4)value);
}
else if (value is float[])
{
programParameters.SetConstant(idx, (float[])value);
}
else if (value is int[])
{
programParameters.SetConstant(idx, (int[])value);
}
else if (value is float)
{
programParameters.SetConstant(idx, new[]
{
(float)value, 0.0f, 0.0f, 0.0f
});
}
else
{
programParameters.SetConstant(idx, (float[])value);
}
}