RenderSpriteSystem = ref RenderSpriteSystemObj

proc newRenderSpriteSystem(): RenderSpriteSystem {...}{.raises: [], tags: [].}

method initialize(self: RenderSpriteSystem) {...}{.locks: "unknown", raises: [],
    tags: [].}

method draw(self: RenderSpriteSystem; injected_camera: Camera) {...}{.
    raises: [KeyError], tags: [].}

method hasNecessaryComponents(self: RenderSpriteSystem; entity: Entity;
                              components: seq[Component]): bool {...}{.
    raises: [KeyError], tags: [].}