Wraps SDL_SetTextureBlendMode which sets the dsdl2.Texture's dsdl2.BlendMode defining drawing
dsdl2.BlendMode to set
dsdl2.SDLException if dsdl2.BlendMode unable to set
See Implementation
Wraps SDL_SetTextureBlendMode which sets the dsdl2.Texture's dsdl2.BlendMode defining drawing