/*
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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.shapes;
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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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* ConvexShape is an abstract shape class. It describes general convex shapes
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* using the {@link #localGetSupportingVertex localGetSupportingVertex} interface
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* used in combination with GJK or ConvexCast.
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*
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* @author jezek2
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*/
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public abstract class ConvexShape extends CollisionShape {
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public static final int MAX_PREFERRED_PENETRATION_DIRECTIONS = 0; // 10;
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public abstract Vector3f localGetSupportingVertex(Vector3f vec, Vector3f out);
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//#ifndef __SPU__
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public abstract Vector3f localGetSupportingVertexWithoutMargin(Vector3f vec, Vector3f out);
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//notice that the vectors should be unit length
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public abstract void batchedUnitVectorGetSupportingVertexWithoutMargin(Vector3f[] vectors, Vector3f[] supportVerticesOut, int numVectors);
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//#endif
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public abstract void getAabbSlow(Transform t, Vector3f aabbMin, Vector3f aabbMax);
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public abstract void setLocalScaling(Vector3f scaling);
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public abstract Vector3f getLocalScaling(Vector3f out);
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public abstract void setMargin(float margin);
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public abstract float getMargin();
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public abstract int getNumPreferredPenetrationDirections();
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public abstract void getPreferredPenetrationDirection(int index, Vector3f penetrationVector);
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}
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