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