/// <summary>
/// Gets the postrocess effect with the given key.
/// </summary>
/// <param name="namedOrGenericKey">The key of the effect.</param>
/// <param name="resourceDictionary">The resource dictionary where to load the effect.</param>
internal PostprocessEffectResource GetPostprocessEffect(NamedOrGenericKey namedOrGenericKey, ResourceDictionary resourceDictionary)
{
m_postprocessEffectKey = namedOrGenericKey;
// Handle empty key
if (namedOrGenericKey.IsEmpty)
{
m_postprocessEffect = null;
return(null);
}
// Check for current effect object
if (m_postprocessEffect != null)
{
// Good case, return current one
if (m_postprocessEffect.Key == namedOrGenericKey)
{
return(m_postprocessEffect);
}
// Bad case, effect has changed
m_postprocessEffect = null;
}
m_postprocessEffect = resourceDictionary.GetResourceAndEnsureLoaded <PostprocessEffectResource>(namedOrGenericKey);
m_postprocessEffectKey = namedOrGenericKey;
return(m_postprocessEffect);
}
/// <summary>
/// Unloads the resource.
/// </summary>
protected override void UnloadResourceInternal(EngineDevice device, ResourceDictionary resources)
{
m_cbPerView = null;
m_postprocessEffect = null;
}
