/*
* Java port of Bullet (c) 2008 Martin Dvorak <jezek2@advel.cz>
*
* Bullet Continuous Collision Detection and Physics Library
* Copyright (c) 2003-2008 Erwin Coumans http://www.bulletphysics.com/
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
package com.bulletphysics.collision.narrowphase;
import com.bulletphysics.linearmath.IDebugDraw;
import com.bulletphysics.linearmath.Transform;
import javax.vecmath.Vector3f;
/**
* ConvexCast is an interface for casting.
*
* @author jezek2
*/
public abstract class ConvexCast {
/**
* Cast a convex against another convex object.
*/
public abstract boolean calcTimeOfImpact(Transform fromA, Transform toA, Transform fromB, Transform toB, CastResult result);
////////////////////////////////////////////////////////////////////////////
/**
* RayResult stores the closest result. Alternatively, add a callback method
* to decide about closest/all results.
*/
public static class CastResult {
public final Transform hitTransformA = new Transform();
public final Transform hitTransformB = new Transform();
public final Vector3f normal = new Vector3f();
public final Vector3f hitPoint = new Vector3f();
public float fraction = 1e30f; // input and output
public float allowedPenetration = 0f;
public IDebugDraw debugDrawer;
public void debugDraw(float fraction) {}
public void drawCoordSystem(Transform trans) {}
}
}