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# iengine/camera.h

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    00001 /*
    00002     Copyright (C) 1998-2001 by Jorrit Tyberghein
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_IENGINE_CAMERA_H__
    00020 #define __CS_IENGINE_CAMERA_H__
    00021
    00030 #include "csutil/scf.h"
    00031
    00032 #define CS_VEC_FORWARD   csVector3(0,0,1)
    00033 #define CS_VEC_BACKWARD  csVector3(0,0,-1)
    00034 #define CS_VEC_RIGHT     csVector3(1,0,0)
    00035 #define CS_VEC_LEFT      csVector3(-1,0,0)
    00036 #define CS_VEC_UP        csVector3(0,1,0)
    00037 #define CS_VEC_DOWN      csVector3(0,-1,0)
    00038
    00039 #define CS_VEC_ROT_RIGHT  csVector3(0,1,0)
    00040 #define CS_VEC_ROT_LEFT   csVector3(0,-1,0)
    00041 #define CS_VEC_TILT_RIGHT (-csVector3(0,0,1))
    00042 #define CS_VEC_TILT_LEFT  (-csVector3(0,0,-1))
    00043 #define CS_VEC_TILT_UP    (-csVector3(1,0,0))
    00044 #define CS_VEC_TILT_DOWN  (-csVector3(-1,0,0))
    00045
    00046 class csOrthoTransform;
    00047 class csPlane3;
    00048 class csVector2;
    00049 class csVector3;
    00050
    00051 struct iSector;
    00052 struct iCamera;
    00053 struct iSceneNode;
    00054
    00062 struct iCameraSectorListener : public virtual iBase
    00063 {
    00064   SCF_INTERFACE (iCameraSectorListener, 0, 0, 1);
    00065
    00067   virtual void NewSector (iCamera* camera, iSector* sector) = 0;
    00068 };
    00069
    00102 struct iCamera : public virtual iBase
    00103 {
    00104   SCF_INTERFACE(iCamera, 2,0,0);
    00109   virtual iCamera *Clone () const = 0;
    00110
    00116   virtual iSceneNode* QuerySceneNode () = 0;
    00117
    00119   virtual int GetFOV () const = 0;
    00121   virtual float GetInvFOV () const = 0;
    00123   virtual float GetFOVAngle () const = 0;
    00124
    00129   virtual void SetFOV (int fov, int width) = 0;
    00134   virtual void SetFOVAngle (float fov, int width) = 0;
    00135
    00140   virtual float GetShiftX () const = 0;
    00145   virtual float GetShiftY () const = 0;
    00150   virtual void SetPerspectiveCenter (float x, float y) = 0;
    00151
    00160   virtual csOrthoTransform& GetTransform () = 0;
    00161
    00163   virtual const csOrthoTransform& GetTransform () const = 0;
    00164
    00169   virtual void SetTransform (const csOrthoTransform& tr) = 0;
    00170
    00177   virtual void MoveWorld (const csVector3& v, bool cd = true) = 0;
    00181   virtual void Move (const csVector3& v, bool cd = true) = 0;
    00189   virtual void MoveWorldUnrestricted (const csVector3& v) = 0;
    00197   virtual void MoveUnrestricted (const csVector3& v) = 0;
    00198
    00200   virtual iSector* GetSector () const = 0;
    00202   virtual void SetSector (iSector*) = 0;
    00203
    00208   virtual void Correct (int n) = 0;
    00209
    00211   virtual bool IsMirrored () const = 0;
    00213   virtual void SetMirrored (bool m) = 0;
    00214
    00221   virtual csPlane3* GetFarPlane () const = 0;
    00222
    00231   virtual void SetFarPlane (csPlane3* fp) = 0;
    00232
    00239   virtual long GetCameraNumber () const = 0;
    00240
    00245   CS_DEPRECATED_METHOD_MSG("Use Perspective(const csVector3&) instead")
    00246   virtual void Perspective (const csVector3& v, csVector2& p) const = 0;
    00251   CS_DEPRECATED_METHOD_MSG("Use InvPerspective(const csVector2&, float) "
    00252                            "instead")
    00253   virtual void InvPerspective (const csVector2& p, float z,
    00254         csVector3& v) const = 0;
    00256   virtual csVector2 Perspective (const csVector3& v) const = 0;
    00258   virtual csVector3 InvPerspective (const csVector2& p, float z) const = 0;
    00259
    00267   virtual void OnlyPortals (bool hop) = 0;
    00268
    00270   virtual bool GetOnlyPortals () = 0;
    00271
    00273   virtual void AddCameraSectorListener (iCameraSectorListener* listener) = 0;
    00275   virtual void RemoveCameraSectorListener (iCameraSectorListener* listener) = 0;
    00276 };
    00277
    00280 #endif // __CS_IENGINE_CAMERA_H__
    00281