iengine/viscull.h
Go to the documentation of this file.00001 /* 00002 Crystal Space 3D engine 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., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 #ifndef __CS_IENGINE_VISCULL_H__ 00021 #define __CS_IENGINE_VISCULL_H__ 00022 00029 #include "csutil/scf.h" 00030 00031 struct iRenderView; 00032 struct iFrustumView; 00033 struct iVisibilityObject; 00034 struct iMovable; 00035 struct iShadowReceiver; 00036 struct iMeshWrapper; 00037 struct iPolygonMesh; 00038 struct iObjectModel; 00039 class csVector3; 00040 class csBox3; 00041 class csSphere; 00042 class csFlags; 00043 00044 SCF_VERSION (iVisibilityObjectIterator, 0, 1, 0); 00045 00049 struct iVisibilityObjectIterator : public iBase 00050 { 00052 virtual bool HasNext () const = 0; 00053 00055 virtual iVisibilityObject* Next () = 0; 00056 00058 virtual void Reset () = 0; 00059 }; 00060 00061 00062 SCF_VERSION (iVisibilityCullerListener, 0, 0, 1); 00063 00068 struct iVisibilityCullerListener : public iBase 00069 { 00077 virtual void ObjectVisible (iVisibilityObject *visobject, 00078 iMeshWrapper *mesh, uint32 frustum_mask) = 0; 00079 }; 00080 00081 SCF_VERSION (iVisibilityCuller, 0, 4, 0); 00082 00105 struct iVisibilityCuller : public iBase 00106 { 00112 virtual void Setup (const char* name) = 0; 00120 virtual void RegisterVisObject (iVisibilityObject* visobj) = 0; 00122 virtual void UnregisterVisObject (iVisibilityObject* visobj) = 0; 00129 virtual bool VisTest (iRenderView* irview, 00130 iVisibilityCullerListener* viscallback) = 0; 00131 00136 virtual csPtr<iVisibilityObjectIterator> VisTest (const csBox3& box) = 0; 00137 00142 virtual csPtr<iVisibilityObjectIterator> VisTest (const csSphere& sphere) = 0; 00147 virtual void VisTest (const csSphere& sphere, 00148 iVisibilityCullerListener* viscallback) = 0; 00149 00155 virtual csPtr<iVisibilityObjectIterator> VisTest (csPlane3* plane, 00156 int num_planes) = 0; 00157 00164 virtual void VisTest (csPlane3* plane, int num_planes, 00165 iVisibilityCullerListener* viscallback) = 0; 00166 00172 virtual csPtr<iVisibilityObjectIterator> IntersectSegment ( 00173 const csVector3& start, const csVector3& end, bool accurate = false) = 0; 00174 00184 virtual bool IntersectSegment (const csVector3& start, 00185 const csVector3& end, csVector3& isect, float* pr = 0, 00186 iMeshWrapper** p_mesh = 0, int* poly_idx = 0, 00187 bool accurate = true) = 0; 00188 00199 virtual void CastShadows (iFrustumView* fview) = 0; 00200 00207 //virtual uint32 GetCurrentVisibilityNumber () const = 0; 00208 }; 00209 00217 #define CS_CULLER_HINT_GOODOCCLUDER 4 00218 00223 #define CS_CULLER_HINT_BADOCCLUDER 8 00224 00227 SCF_VERSION (iVisibilityObject, 0, 2, 1); 00228 00246 struct iVisibilityObject : public iBase 00247 { 00249 virtual iMovable* GetMovable () const = 0; 00251 virtual iMeshWrapper* GetMeshWrapper () const = 0; 00252 00258 virtual void SetVisibilityNumber (uint32 visnr) = 0; 00264 virtual uint32 GetVisibilityNumber () const = 0; 00265 00269 virtual iObjectModel* GetObjectModel () = 0; 00270 00279 virtual csFlags& GetCullerFlags () = 0; 00280 }; 00281 00284 #endif // __CS_IENGINE_VISCULL_H__ 00285
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