public Sprite CreateSpriteFromBitmap(Bitmap bmp, SpriteImportMethod transparency, bool remapColours, bool useRoomBackgroundColours, bool alphaChannel) { int spriteSlot = _native.GetFreeSpriteSlot(); return _native.SetSpriteFromBitmap(spriteSlot, bmp, (int)transparency, remapColours, useRoomBackgroundColours, alphaChannel); }