/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* 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.badlogic.gdx.tests.g3d.shadows.utils;
import com.badlogic.gdx.graphics.Camera;
import com.badlogic.gdx.graphics.g3d.environment.BaseLight;
/** Select only casting shadow lights. Allows to optimize shadow system.
* @author realitix */
public interface LightFilter {
/** Return true if light should be used for shadow computation.
* @param light Current light
* @param camera Light's camera
* @param mainCamera Main scene camera
* @return boolean */
public boolean filter (BaseLight light, Camera camera, Camera mainCamera);
}