collisiondata.java

java 3d game jme 工程开发源代码

/*
 * Copyright (c) 2003-2009 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 
 *   may be used to endorse or promote products derived from this software 
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.jme.intersection;

import java.util.ArrayList;

import com.jme.scene.Geometry;

/**
 * CollisionData contains information about a collision between two TriMesh
 * objects. The mesh that was hit by the relevant TriMesh (the one making the
 * collision check) is referenced as well as an ArrayList for the triangles that
 * collided.
 * 
 * @author Mark Powell
 */
public class CollisionData {

    private Geometry targetMesh;

    private Geometry sourceMesh;

    private ArrayList<Integer> sourceTris;

    private ArrayList<Integer> targetTris;

    /**
     * instantiates a new CollisionData object.
     * 
     * @param sourceMesh
     *            the relevant Geometry
     * @param targetMesh
     *            the mesh the relevant Geometry collided with.
     */
    public CollisionData(Geometry sourceMesh, Geometry targetMesh) {
        this(sourceMesh, targetMesh, null, null);
    }

    /**
     * instantiates a new CollisionData object.
     * 
     * @param sourceMesh
     *            the relevant Geometry
     * @param targetMesh
     *            the mesh the relevant Geometry collided with.
     * @param sourceTris
     *            the triangles of the relevant TriMesh that made contact.
     * @param targetTris
     *            the triangles of the second mesh that made contact.
     */
    public CollisionData(Geometry sourceMesh, Geometry targetMesh,
            ArrayList<Integer> sourceTris, ArrayList<Integer> targetTris) {
        this.targetMesh = targetMesh;
        this.sourceMesh = sourceMesh;
        this.targetTris = targetTris;
        this.sourceTris = sourceTris;
    }

    /**
     * @return Returns the source mesh.
     */
    public Geometry getSourceMesh() {
        return sourceMesh;
    }

    public Geometry getTargetMesh() {
        return targetMesh;
    }

    /**
     * @param mesh
     *            The mesh to set.
     */
    public void setSourceMesh(Geometry mesh) {
        this.sourceMesh = mesh;
    }

    /**
     * <code>setTargetMesh</code> sets the mesh that is hit by the source
     * mesh.
     * 
     * @param mesh
     *            the mesh that was hit by the source mesh.
     */
    public void setTargetMesh(Geometry mesh) {
        this.targetMesh = mesh;
    }

    /**
     * @return Returns the source.
     */
    public ArrayList<Integer> getSourceTris() {
        return sourceTris;
    }

    /**
     * @param source
     *            The source to set.
     */
    public void setSourceTris(ArrayList<Integer> source) {
        this.sourceTris = source;
    }

    /**
     * @return Returns the target.
     */
    public ArrayList<Integer> getTargetTris() {
        return targetTris;
    }

    /**
     * @param target
     *            The target to set.
     */
    public void setTargetTris(ArrayList<Integer> target) {
        this.targetTris = target;
    }
}