Method render

tests/gdx-tests/src/com/badlogic/gdx/tests/StageTest.java:173–230

()

	private final Vector2 stageCoords = new Vector2();

	@Override
	public void render () {
		Gdx.gl.glViewport(0, 0, Gdx.graphics.getBackBufferWidth(), Gdx.graphics.getBackBufferHeight());
		ScreenUtils.clear(0.2f, 0.2f, 0.2f, 1);

		if (Gdx.input.isTouched()) {
			stage.screenToStageCoordinates(stageCoords.set(Gdx.input.getX(), Gdx.input.getY()));
			Actor actor = stage.hit(stageCoords.x, stageCoords.y, true);
			if (actor != null)
				actor.setColor((float)Math.random(), (float)Math.random(), (float)Math.random(), 0.5f + 0.5f * (float)Math.random());
		}

		Array<Actor> actors = stage.getActors();
		int len = actors.size;
		if (rotateSprites) {
			for (int i = 0; i < len; i++)
				actors.get(i).rotateBy(Gdx.graphics.getDeltaTime() * 10);
		}

		scale += vScale * Gdx.graphics.getDeltaTime();
		if (scale > 1) {
			scale = 1;
			vScale = -vScale;
		}
		if (scale < 0.5f) {
			scale = 0.5f;
			vScale = -vScale;
		}

		len = sprites.size;
		for (int i = 0; i < len; i++) {
			Actor sprite = sprites.get(i);
			if (rotateSprites)
				sprite.rotateBy(-40 * Gdx.graphics.getDeltaTime());
			else
				sprite.setRotation(0);

			if (scaleSprites) {
				sprite.setScale(scale);
			} else {
				sprite.setScale(1);
			}
		}

		stage.draw();

		renderer.begin(ShapeType.Point);
		renderer.setColor(1, 0, 0, 1);
		len = actors.size;
		for (int i = 0; i < len; i++) {
			Group group = (Group)actors.get(i);
			renderer.point(group.getX() + group.getOriginX(), group.getY() + group.getOriginY(), 0);
		}
		renderer.end();

		fps.setText("fps: " + Gdx.graphics.getFramesPerSecond() + ", actors " + sprites.size + ", groups " + sprites.size);
		ui.draw();
	}