dsdl2.Rect boundary marking the part of the texture whose pixels are to be updated
array of pixels for the dsdl2.Texture's rect pixels to be replaced with
skips in bytes per line/row of the pixels
dsdl2.SDLException if failed to update the texture pixel data
Wraps SDL_UpdateTexture which updates the dsdl2.Texture's pixel data at a certain dsdl2.Rect boundary