Method attach

src/main/java/field/graphics/Scene.java:85–89

A (int pass, Consumer ) tuple can be effectively cast as a Perform. The int says what pass the consumer should be run for, and the consumer is called for that pass

(int pass, Consumer<Integer> p)

     * A (int pass, Consumer<Integer>) tuple can be effectively cast as a Perform. The int says what pass the consumer should be run for, and the consumer is called for that pass
     */
    public boolean attach(int pass, Consumer<Integer> p) {
        Set<Consumer<Integer>> c = internalScene.get(pass);
        if (c == null) internalScene.put(pass, c = new LinkedHashSet<Consumer<Integer>>());
        return c.add(p);
    }

    /**
     * A (int pass, String tag, Consumer<Integer>) tuple can be effectively cast as a Perform. The int says what pass the consumer should be run for, and the consumer is called for that pass.