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ivaria/collider.h

00001 /*
00002     Crystal Space 3D engine
00003     Copyright (C) 2000 by Jorrit Tyberghein
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_IVARIA_COLLIDER_H__
00021 #define __CS_IVARIA_COLLIDER_H__
00022 
00023 #include "csutil/scf.h"
00024 #include "csgeom/vector3.h"
00025 
00026 struct iPolygonMesh;
00027 struct iMeshObject;
00028 class csReversibleTransform;
00029 
00034 struct csCollisionPair
00035 {
00036   csVector3 a1, b1, c1; // First triangle
00037   csVector3 a2, b2, c2; // Second triangle
00038 };
00039 
00040 SCF_VERSION (iCollider, 0, 2, 0);
00041 
00058 struct iCollider : public iBase
00059 {
00060 };
00061 
00062 SCF_VERSION (iCollideSystem, 0, 0, 4);
00063 
00085 struct iCollideSystem : public iBase
00086 {
00096   virtual csPtr<iCollider> CreateCollider (iPolygonMesh* mesh) = 0;
00097   
00119   virtual bool Collide (
00120         iCollider* collider1, const csReversibleTransform* trans1,
00121         iCollider* collider2, const csReversibleTransform* trans2) = 0;
00130   virtual csCollisionPair* GetCollisionPairs () = 0;
00131 
00136   virtual int GetCollisionPairCount () = 0;
00137 
00143   virtual void ResetCollisionPairs () = 0;
00144 
00153   virtual void SetOneHitOnly (bool o) = 0;
00154 
00163   virtual bool GetOneHitOnly () = 0;
00164 };
00165 
00166 #endif // __CS_IVARIA_COLLIDER_H__
00167 

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