internal UniformBinding <T> GetUniformBinding <T> (Material material, TypedUniform <T> uniform)
where T : unmanaged
{
if (IsDisposed)
{
throw new ObjectDisposedException("MaterialSetBase");
}
IUniformBinding existing;
if (material.UniformBindings.TryGetValue(uniform.ID, out existing))
{
return(existing.Cast <T>());
}
var result = GetUniformBindingSlow <T>(material, uniform);
material.UniformBindings.Add(uniform.ID, result);
return(result);
}
private UniformBinding <T> GetUniformBindingSlow <T> (Material material, TypedUniform <T> uniform)
where T : unmanaged
{
var effect = material.Effect;
if (effect == null)
{
return(null);
}
IUniformBinding existing;
var key = uniform.KeyTemplate;
key.Effect = effect;
lock (UniformBindings) {
if (UniformBindings.TryGetValue(key, out existing))
{
return(existing.Cast <T>());
}
#if FNA
// This is fine :-)
#else
if (material.OwningThread != Thread.CurrentThread)
{
throw new UniformBindingException(
"Uniform bindings must be allocated on the thread that owns the material. An attempt was made to allocate a binding for '" +
uniform.Name + "' on '" + material.Effect.CurrentTechnique.Name + "'"
);
}
#endif
var result = UniformBinding <T> .TryCreate(effect, uniform.Name);
UniformBindings.Add(key, result);
material.UniformBindings.Add(uniform.ID, result);
return(result);
}
}
