private void TextureChanged(object sender, TextureEventArgs textureDataEventArgs)
{
if (!_identifierToTextureHandleDictionary.TryGetValue(textureDataEventArgs.Texture.SessionUniqueIdentifier,
out ITextureHandle toBeUpdatedTextureHandle))
{
throw new KeyNotFoundException("Texture is not registered.");
}
ITextureBase texture = textureDataEventArgs.Texture;
switch (textureDataEventArgs.ChangedEnum)
{
case TextureChangedEnum.Disposed:
// Add the TextureHandle to the toBeDeleted Stack...
_toBeDeletedTextureHandles.Push(toBeUpdatedTextureHandle);
// remove the TextureHandle from the dictionary, the TextureHandle data now only resides inside the gpu and will be cleaned up on bottom of Render(Mesh mesh)
_identifierToTextureHandleDictionary.Remove(texture.SessionUniqueIdentifier);
// add the identifier to the reusable identifiers stack
//_reusableIdentifiers.Push(textureDataEventArgs.Texture.Identifier);
break;
case TextureChangedEnum.RegionChanged:
//TODO: An IWritableTexture has no implementation of UpdateTextureRegion (yet)
if (texture is ITexture iTexture)
{
_renderContextImp.UpdateTextureRegion(toBeUpdatedTextureHandle, iTexture,
textureDataEventArgs.XStart, textureDataEventArgs.YStart, textureDataEventArgs.Width,
textureDataEventArgs.Height);
}
break;
}
}
