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# propclass/gravity.h

    00001 /*
    00002     Crystal Space Entity Layer
    00003     Copyright (C) 2001 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
    00018 */
    00019
    00020 #ifndef __CEL_PF_GRAVITY__
    00021 #define __CEL_PF_GRAVITY__
    00022
    00023 #include "cstypes.h"
    00024 #include "csutil/scf.h"
    00025
    00026 struct iCollider;
    00027 struct iPcMesh;
    00028 struct iPcMovable;
    00029 struct iPcSolid;
    00030 class csVector3;
    00031
    00048 struct iPcGravity : public virtual iBase
    00049 {
    00050   SCF_INTERFACE (iPcGravity, 0, 0, 1);
    00051
    00057   virtual void CreateGravityCollider (iPcMesh* mesh) = 0;
    00058
    00062   virtual void CreateGravityCollider (const csVector3& dim,
    00063         const csVector3& offs) = 0;
    00064
    00069   virtual iCollider* GetGravityCollider () = 0;
    00070
    00075   virtual void SetMovable (iPcMovable* movable) = 0;
    00079   virtual iPcMovable* GetMovable () = 0;
    00080
    00086   virtual void SetSolid (iPcSolid* solid) = 0;
    00090   virtual iPcSolid* GetSolid () = 0;
    00091
    00095   virtual void SetWeight (float w) = 0;
    00099   virtual float GetWeight () const = 0;
    00100
    00104   virtual void ClearForces () = 0;
    00108   virtual void ClearPermanentForces () = 0;
    00112   virtual void ResetSpeed () = 0;
    00116   virtual void ApplyForce (const csVector3& force, float time) = 0;
    00120   virtual void ApplyPermanentForce (const csVector3& force) = 0;
    00121
    00126   virtual bool IsResting () const = 0;
    00127
    00131   virtual void SetActive (bool activate) = 0;
    00135   virtual bool IsActive () const = 0;
    00136 };
    00137
    00138 #endif // __CEL_PF_GRAVITY__
    00139