Fixed bugs with nullable parameter handling in D3D9 Sprite (in particular when a nullable value was null).
Fixed bugs with nullable parameter handling in D3D9 Sprite (in particular when a nullable value was null).
davisoa/slimdx,davisoa/slimdx,davisoa/slimdx,davisoa/slimdx,davisoa/slimdx,davisoa/slimdx