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cstool/collider.h

00001 /*
00002     Copyright (C) 1998-2003 by Jorrit Tyberghein
00003     Written by Alex Pfaffe.
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 #ifndef __CS_COLLIDER_H__
00020 #define __CS_COLLIDER_H__
00021 
00022 #include "csextern.h"
00023 
00024 #include "csutil/csobject.h"
00025 #include "csgeom/math3d.h"
00026 #include "csgeom/matrix3.h"
00027 #include "csgeom/vector3.h"
00028 
00029 class csReversibleTransform;
00030 struct iPolygonMesh;
00031 struct iCollideSystem;
00032 struct iCollider;
00033 struct iObject;
00034 struct iEngine;
00035 struct iRegion;
00036 struct iMeshWrapper;
00037 
00038 SCF_VERSION (csColliderWrapper, 0, 0, 3);
00039 
00053 class CS_CSTOOL_EXPORT csColliderWrapper : public csObject
00054 {
00055 private:
00056   csRef<iCollideSystem> collide_system;
00057   csRef<iCollider> collider;
00058 
00059 public:
00061   csColliderWrapper (csObject& parent, iCollideSystem* collide_system,
00062         iPolygonMesh* mesh);
00063 
00065   csColliderWrapper (iObject* parent, iCollideSystem* collide_system,
00066         iPolygonMesh* mesh);
00067 
00073   csColliderWrapper (iObject* parent, iCollideSystem* collide_system,
00074         iCollider* collider);
00075 
00077   virtual ~csColliderWrapper ();
00078 
00080   iCollider* GetCollider () { return collider; }
00081 
00083   iCollideSystem* GetCollideSystem () { return collide_system; }
00084 
00092   bool Collide (csColliderWrapper& pOtherCollider,
00093                 csReversibleTransform* pThisTransform = 0,
00094                 csReversibleTransform* pOtherTransform = 0);
00099   bool Collide (csObject& otherObject,
00100                 csReversibleTransform* pThisTransform = 0,
00101                 csReversibleTransform* pOtherTransform = 0);
00106   bool Collide (iObject* otherObject,
00107                 csReversibleTransform* pThisTransform = 0,
00108                 csReversibleTransform* pOtherTransform = 0);
00109 
00114   static csColliderWrapper* GetColliderWrapper (csObject& object);
00115 
00120   static csColliderWrapper* GetColliderWrapper (iObject* object);
00121 
00122   SCF_DECLARE_IBASE_EXT (csObject);
00123 };
00124 
00129 class CS_CSTOOL_EXPORT csColliderHelper
00130 {
00131 public:
00142   static void InitializeCollisionWrapper (iCollideSystem* colsys,
00143         iMeshWrapper* mesh);
00144 
00150   static void InitializeCollisionWrappers (iCollideSystem* colsys,
00151         iEngine* engine, iRegion* region = 0);
00152 
00171   static bool CollideArray (
00172         iCollideSystem* colsys,
00173         iCollider* collider, const csReversibleTransform* trans,
00174         int num_colliders,
00175         iCollider** colliders,
00176         csReversibleTransform **transforms);
00177 
00215   static int CollidePath (
00216         iCollideSystem* colsys,
00217         iCollider* collider, const csReversibleTransform* trans,
00218         float stepsize,
00219         csVector3& newpos,
00220         int num_colliders,
00221         iCollider** colliders,
00222         csReversibleTransform** transforms);
00223 };
00224 
00225 #endif // __CS_COLLIDER_H__

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