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# iengine/engine.h

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    00001 /*
    00002     Crystal Space 3D Engine
    00003     Copyright (C) 1998-2002 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_ENGINE_H__
    00021 #define __CS_IENGINE_ENGINE_H__
    00022
    00031 #include "csutil/scf_interface.h"
    00032
    00033 #include "csgeom/vector3.h"
    00034
    00035 #include "iengine/light.h"
    00036
    00037 class csBox3;
    00038 class csColor;
    00039 class csFrustum;
    00040
    00041 struct iCacheManager;
    00042 struct iCamera;
    00043 struct iCameraPosition;
    00044 struct iCameraPositionList;
    00045 struct iClipper2D;
    00046 struct iCollection;
    00047 struct iCollectionList;
    00048 struct iDataBuffer;
    00049 struct iFrustumView;
    00050 struct iLight;
    00051 struct iLightIterator;
    00052 struct iLoaderContext;
    00053 struct iMaterial;
    00054 struct iMaterialList;
    00055 struct iMaterialWrapper;
    00056 struct iMeshFactoryList;
    00057 struct iMeshFactoryWrapper;
    00058 struct iMeshList;
    00059 struct iMeshObject;
    00060 struct iMeshObjectFactory;
    00061 struct iMeshObjectType;
    00062 struct iMeshWrapper;
    00063 struct iMeshWrapperIterator;
    00064 struct iObject;
    00065 struct iObjectIterator;
    00066 struct iObjectWatcher;
    00067 struct iPortal;
    00068 struct iProgressMeter;
    00069 struct iRegion;
    00070 struct iRegionList;
    00071 struct iRenderLoop;
    00072 struct iRenderLoopManager;
    00073 struct iRenderView;
    00074 struct iSector;
    00075 struct iSectorIterator;
    00076 struct iSectorList;
    00077 struct iSharedVariableList;
    00078 struct iTextureHandle;
    00079 struct iTextureList;
    00080 struct iTextureWrapper;
    00081
    00082 struct iEngine;
    00083
    00089 #define CS_ENGINE_CACHE_READ 1
    00090
    00094 #define CS_ENGINE_CACHE_WRITE 2
    00095
    00099 #define CS_ENGINE_CACHE_NOUPDATE 4
    00100
    00104 enum csRenderPrioritySorting
    00105 {
    00109   CS_RENDPRI_SORT_NONE = 0,
    00110
    00114   CS_RENDPRI_SORT_BACK2FRONT = 1,
    00115
    00119   CS_RENDPRI_SORT_FRONT2BACK = 2
    00120 };
    00131 struct iEngineFrameCallback : public virtual iBase
    00132 {
    00133   SCF_INTERFACE(iEngineFrameCallback,1,0,0);
    00137   virtual void StartFrame (iEngine* engine, iRenderView* rview) = 0;
    00138 };
    00139
    00147 struct iEngineSectorCallback : public virtual iBase
    00148 {
    00149   SCF_INTERFACE(iEngineSectorCallback,2,0,0);
    00153   virtual void NewSector (iEngine* engine, iSector* sector) = 0;
    00154
    00158   virtual void RemoveSector (iEngine* engine, iSector* sector) = 0;
    00159 };
    00160
    00161
    00176 struct iEngine : public virtual iBase
    00177 {
    00178   SCF_INTERFACE(iEngine,2,0,0);
    00179
    00181   virtual iObject *QueryObject() = 0;
    00182
    00201   virtual bool Prepare (iProgressMeter* meter = 0) = 0;
    00202
    00210   virtual void PrepareTextures () = 0;
    00211
    00217   virtual void PrepareMeshes () = 0;
    00218
    00234   virtual void ForceRelight (iRegion* region = 0,
    00235         iProgressMeter* meter = 0) = 0;
    00236
    00249   virtual void ForceRelight (iLight* light, iRegion* region = 0) = 0;
    00250
    00261   virtual void ShineLights (iRegion* region = 0,
    00262         iProgressMeter* meter = 0) = 0;
    00263
    00276   virtual void SetLightingCacheMode (int mode) = 0;
    00277
    00279   virtual int GetLightingCacheMode () = 0;
    00280
    00293   virtual void SetCacheManager (iCacheManager* cache_mgr) = 0;
    00294
    00301   virtual void SetVFSCacheManager (const char* vfspath = 0) = 0;
    00302
    00306   virtual iCacheManager* GetCacheManager () = 0;
    00307
    00314   virtual void SetMaxLightmapSize (int w, int h) = 0;
    00315
    00320   virtual void GetMaxLightmapSize (int& w, int& h) = 0;
    00321
    00326   virtual void GetDefaultMaxLightmapSize (int& w, int& h) = 0;
    00327
    00329   virtual int GetMaxLightmapAspectRatio () const = 0;
    00330
    00357   virtual void RegisterRenderPriority (const char* name, long priority,
    00358         csRenderPrioritySorting rendsort = CS_RENDPRI_SORT_NONE) = 0;
    00359
    00367   virtual long GetRenderPriority (const char* name) const = 0;
    00369   virtual csRenderPrioritySorting GetRenderPrioritySorting (
    00370         const char* name) const = 0;
    00372   virtual csRenderPrioritySorting GetRenderPrioritySorting (
    00373         long priority) const = 0;
    00375   virtual long GetSkyRenderPriority () = 0;
    00377   virtual long GetPortalRenderPriority () = 0;
    00379   virtual long GetWallRenderPriority () = 0;
    00381   virtual long GetObjectRenderPriority () = 0;
    00383   virtual long GetAlphaRenderPriority () = 0;
    00385   virtual void ClearRenderPriorities () = 0;
    00387   virtual int GetRenderPriorityCount () const = 0;
    00389   virtual const char* GetRenderPriorityName (long priority) const = 0;
    00390
    00405   virtual csPtr<iMaterial> CreateBaseMaterial (iTextureWrapper* txt) = 0;
    00406
    00412   virtual iMaterialWrapper* CreateMaterial (const char *name,
    00413         iTextureWrapper* texture) = 0;
    00414
    00416   virtual iMaterialList* GetMaterialList () const = 0;
    00417
    00430   virtual iMaterialWrapper* FindMaterial (const char* name,
    00431         iRegion* region = 0) = 0;
    00432
    00454   virtual iTextureWrapper* CreateTexture (const char *name,
    00455         const char *fileName, csColor *transp, int flags) = 0;
    00456
    00467   virtual iTextureWrapper* CreateBlackTexture (const char *name,
    00468         int w, int h, csColor *transp, int flags) = 0;
    00469
    00474   virtual int GetTextureFormat () const = 0;
    00475
    00477   virtual iTextureList* GetTextureList () const = 0;
    00478
    00491   virtual iTextureWrapper* FindTexture (const char* name,
    00492         iRegion* region = 0) = 0;
    00493
    00520   virtual csPtr<iLight> CreateLight (const char* name, const csVector3& pos,
    00521         float radius, const csColor& color,
    00522         csLightDynamicType dyntype = CS_LIGHT_DYNAMICTYPE_STATIC) = 0;
    00523
    00528   virtual iLight* FindLight (const char *Name, bool RegionOnly = false)
    00529     const = 0;
    00530
    00535   virtual iLight* FindLightID (const char* light_id) const = 0;
    00536
    00543   virtual csPtr<iLightIterator> GetLightIterator (iRegion* region = 0) = 0;
    00544
    00555   virtual void RemoveLight (iLight* light) = 0;
    00556
    00561   virtual void SetAmbientLight (const csColor &) = 0;
    00563   virtual void GetAmbientLight (csColor &) const = 0;
    00565   virtual void GetDefaultAmbientLight (csColor &c) const = 0;
    00566
    00578   virtual int GetNearbyLights (iSector* sector, const csVector3& pos,
    00579         iLight** lights, int max_num_lights) = 0;
    00580
    00592   virtual int GetNearbyLights (iSector* sector, const csBox3& box,
    00593         iLight** lights, int max_num_lights) = 0;
    00594
    00604   virtual iSector *CreateSector (const char *name) = 0;
    00605
    00607   virtual iSectorList* GetSectors () = 0;
    00608
    00621   virtual iSector* FindSector (const char* name,
    00622         iRegion* region = 0) = 0;
    00623
    00632   virtual csPtr<iSectorIterator> GetNearbySectors (iSector* sector,
    00633         const csVector3& pos, float radius) = 0;
    00634
    00643   virtual csPtr<iSectorIterator> GetNearbySectors (iSector* sector,
    00644         const csBox3& box) = 0;
    00645
    00650   virtual void AddEngineFrameCallback (iEngineFrameCallback* cb) = 0;
    00651
    00655   virtual void RemoveEngineFrameCallback (iEngineFrameCallback* cb) = 0;
    00656
    00661   virtual void AddEngineSectorCallback (iEngineSectorCallback* cb) = 0;
    00662
    00666   virtual void RemoveEngineSectorCallback (iEngineSectorCallback* cb) = 0;
    00667
    00686   virtual csPtr<iMeshWrapper> CreateMeshWrapper (iMeshFactoryWrapper* factory,
    00687         const char* name, iSector* sector = 0,
    00688         const csVector3& pos = csVector3 (0, 0, 0)) = 0;
    00689
    00702   virtual csPtr<iMeshWrapper> CreateMeshWrapper (iMeshObject* meshobj,
    00703         const char* name, iSector* sector = 0,
    00704         const csVector3& pos = csVector3 (0, 0, 0)) = 0;
    00705
    00725   virtual csPtr<iMeshWrapper> CreateMeshWrapper (const char* classid,
    00726         const char* name, iSector* sector = 0,
    00727         const csVector3& pos = csVector3 (0, 0, 0)) = 0;
    00728
    00733   virtual csPtr<iMeshWrapper> CreateMeshWrapper (const char* name) = 0;
    00734
    00745   virtual csPtr<iMeshWrapper> CreateSectorWallsMesh (iSector* sector,
    00746       const char* name) = 0;
    00747
    00757   virtual csPtr<iMeshWrapper> CreateThingMesh (iSector* sector,
    00758         const char* name) = 0;
    00759
    00774   virtual csPtr<iMeshWrapper> LoadMeshWrapper (
    00775         const char* name, const char* loaderClassId,
    00776         iDataBuffer* input, iSector* sector, const csVector3& pos) = 0;
    00777
    00782   virtual void AddMeshAndChildren (iMeshWrapper* mesh) = 0;
    00783
    00790   virtual csPtr<iMeshWrapperIterator> GetNearbyMeshes (iSector* sector,
    00791     const csVector3& pos, float radius, bool crossPortals = true) = 0;
    00792
    00800   virtual csPtr<iMeshWrapperIterator> GetNearbyMeshes (iSector* sector,
    00801     const csBox3& box, bool crossPortals = true) = 0;
    00802
    00810   virtual csPtr<iMeshWrapperIterator> GetNearbyMeshes (iSector* sector,
    00811     const csVector3& start, const csVector3& end,
    00812     bool crossPortals = true) = 0;
    00813
    00815   virtual iMeshList* GetMeshes () = 0;
    00816
    00829   virtual iMeshWrapper* FindMeshObject (const char* name,
    00830         iRegion* region = 0) = 0;
    00831
    00838   virtual void WantToDie (iMeshWrapper* mesh) = 0;
    00839
    00858   virtual csPtr<iMeshFactoryWrapper> CreateMeshFactory (const char* classId,
    00859         const char* name) = 0;
    00860
    00868   virtual csPtr<iMeshFactoryWrapper> CreateMeshFactory (
    00869         iMeshObjectFactory * factory, const char* name) = 0;
    00870
    00876   virtual csPtr<iMeshFactoryWrapper> CreateMeshFactory (const char* name) = 0;
    00877
    00885   virtual csPtr<iMeshFactoryWrapper> LoadMeshFactory (
    00886         const char* name, const char* loaderClassId,
    00887         iDataBuffer* input) = 0;
    00888
    00901   virtual iMeshFactoryWrapper* FindMeshFactory (const char* name,
    00902         iRegion* region = 0) = 0;
    00903
    00905   virtual iMeshFactoryList* GetMeshFactories () = 0;
    00906
    00919   virtual iRegion* CreateRegion (const char* name) = 0;
    00921   virtual iRegionList* GetRegions () = 0;
    00922
    00932   virtual csPtr<iCamera> CreateCamera () = 0;
    00933
    00946   virtual iCameraPosition* FindCameraPosition (const char* name,
    00947         iRegion* region = 0) = 0;
    00948
    00950   virtual iCameraPositionList* GetCameraPositions () = 0;
    00951
    00976   virtual csPtr<iMeshWrapper> CreatePortal (
    00977         const char* name,
    00978         iMeshWrapper* parentMesh, iSector* destSector,
    00979         csVector3* vertices, int num_vertices,
    00980         iPortal*& portal) = 0;
    00981
    01001   virtual csPtr<iMeshWrapper> CreatePortal (
    01002         const char* name,
    01003         iSector* sourceSector, const csVector3& pos,
    01004         iSector* destSector,
    01005         csVector3* vertices, int num_vertices,
    01006         iPortal*& portal) = 0;
    01007
    01021   virtual csPtr<iMeshWrapper> CreatePortalContainer (const char* name,
    01022         iSector* sector = 0, const csVector3& pos = csVector3 (0, 0, 0)) = 0;
    01023
    01041   virtual void SetClearZBuf (bool yesno) = 0;
    01042
    01046   virtual bool GetClearZBuf () const = 0;
    01047
    01049   virtual bool GetDefaultClearZBuf () const = 0;
    01050
    01063   virtual void SetClearScreen (bool yesno) = 0;
    01064
    01068   virtual bool GetClearScreen () const = 0;
    01069
    01071   virtual bool GetDefaultClearScreen () const = 0;
    01072
    01079   virtual int GetBeginDrawFlags () const = 0;
    01080
    01084   virtual iRenderView* GetTopLevelClipper () const = 0;
    01085
    01094   virtual void PrecacheDraw (iRegion* region = 0) = 0;
    01095
    01107   virtual void Draw (iCamera* c, iClipper2D* clipper,
    01108       iMeshWrapper* mesh = 0) = 0;
    01109
    01115   virtual void SetContext (iTextureHandle* ctxt) = 0;
    01117   virtual iTextureHandle *GetContext () const = 0;
    01118
    01122   virtual iRenderLoopManager* GetRenderLoopManager () = 0;
    01123
    01136   virtual iRenderLoop* GetCurrentDefaultRenderloop () = 0;
    01137
    01144   virtual bool SetCurrentDefaultRenderloop (iRenderLoop* loop) = 0;
    01145
    01149   virtual uint GetCurrentFrameNumber () const = 0;
    01150
    01165   virtual void SetSaveableFlag (bool enable) = 0;
    01166
    01170   virtual bool GetSaveableFlag () = 0;
    01171
    01180   virtual csPtr<iLoaderContext> CreateLoaderContext (
    01181         iRegion* region = 0, bool curRegOnly = true) = 0;
    01182
    01200   virtual csPtr<iObjectIterator> GetNearbyObjects (iSector* sector,
    01201     const csVector3& pos, float radius, bool crossPortals = true ) = 0;
    01202
    01203
    01204
    01214   virtual csPtr<iObjectIterator> GetVisibleObjects (iSector* sector,
    01215     const csVector3& pos) = 0;
    01216
    01223   virtual csPtr<iMeshWrapperIterator> GetVisibleMeshes (iSector* sector,
    01224     const csVector3& pos) = 0;
    01225
    01235   virtual csPtr<iObjectIterator> GetVisibleObjects (iSector* sector,
    01236     const csFrustum& frustum) = 0;
    01237
    01244   virtual csPtr<iMeshWrapperIterator> GetVisibleMeshes (iSector* sector,
    01245     const csFrustum& frustum) = 0;
    01246
    01253   virtual csPtr<iFrustumView> CreateFrustumView () = 0;
    01254
    01259   virtual csPtr<iObjectWatcher> CreateObjectWatcher () = 0;
    01260
    01262   virtual iSharedVariableList* GetVariableList () const = 0;
    01263
    01264 #include "csutil/win32/msvc_deprecated_warn_off.h"
    01269   CS_DEPRECATED_METHOD_MSG("Collections are obsolete")
    01270   virtual iCollectionList* GetCollections () = 0;
    01271
    01285   CS_DEPRECATED_METHOD_MSG("Collections are obsolete")
    01286   virtual iCollection* FindCollection (const char* name,
    01287         iRegion* region = 0) = 0;
    01288 #include "csutil/win32/msvc_deprecated_warn_on.h"
    01289
    01305   virtual bool RemoveObject (iBase* object) = 0;
    01306
    01315   virtual void DelayedRemoveObject (csTicks delay, iBase* object) = 0;
    01316
    01322   virtual void RemoveDelayedRemoves (bool remove = false) = 0;
    01323
    01325   virtual void DeleteAll () = 0;
    01326
    01334   virtual void ResetWorldSpecificSettings() = 0;
    01335
    01337 };
    01338
    01341 #endif // __CS_IENGINE_ENGINE_H__