Curvature.java

/*******************************************************************************
 * Copyright 2012 bmanuel
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.bitfire.postprocessing.effects;

import com.badlogic.gdx.graphics.glutils.FrameBuffer;
import com.bitfire.postprocessing.PostProcessorEffect;
import com.bitfire.postprocessing.filters.RadialDistortion;

public final class Curvature extends PostProcessorEffect {
	private RadialDistortion distort;

	public Curvature () {
		distort = new RadialDistortion();
	}

	@Override
	public void dispose () {
		distort.dispose();
	}

	public void setDistortion (float distortion) {
		distort.setDistortion(distortion);
	}

	public void setZoom (float zoom) {
		distort.setZoom(zoom);
	}

	public float getDistortion () {
		return distort.getDistortion();
	}

	public float getZoom () {
		return distort.getZoom();
	}

	@Override
	public void rebind () {
		distort.rebind();
	}

	@Override
	public void render (FrameBuffer src, FrameBuffer dest) {
		restoreViewport(dest);
		distort.setInput(src).setOutput(dest).render();
	};

}