OgrePageStrategy.h
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    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004 (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2000-2012 Torus Knot Software Ltd
    00008
    00009 Permission is hereby granted, free of charge, to any person obtaining a copy
    00010 of this software and associated documentation files (the "Software"), to deal
    00011 in the Software without restriction, including without limitation the rights
    00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00013 copies of the Software, and to permit persons to whom the Software is
    00014 furnished to do so, subject to the following conditions:
    00015
    00016 The above copyright notice and this permission notice shall be included in
    00017 all copies or substantial portions of the Software.
    00018
    00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00025 THE SOFTWARE.
    00026 -----------------------------------------------------------------------------
    00027 */
    00028
    00029 #ifndef __Ogre_PageStrategy_H__
    00030 #define __Ogre_PageStrategy_H__
    00031
    00032 #include "OgrePagingPrerequisites.h"
    00033
    00034
    00035 namespace Ogre
    00036 {
    00044
    00045
    00049     class _OgrePagingExport PageStrategyData : public PageAlloc
    00050     {
    00051     public:
    00052         PageStrategyData() {}
    00053         virtual ~PageStrategyData() {}
    00054
    00056         virtual bool load(StreamSerialiser& stream) = 0;
    00058         virtual void save(StreamSerialiser& stream) = 0;
    00059
    00060
    00061     };
    00062
    00063
    00073     class _OgrePagingExport PageStrategy : public PageAlloc
    00074     {
    00075     protected:
    00076         String mName;
    00077         PageManager* mManager;
    00078     public:
    00079         PageStrategy(const String& name, PageManager* manager)
    00080             : mName(name), mManager(manager)
    00081         {
    00082
    00083         }
    00084
    00085         virtual ~PageStrategy() {}
    00086
    00087         const String& getName() const { return mName; }
    00088         PageManager* getManager() const { return mManager; }
    00089
    00091         virtual void frameStart(Real timeSinceLastFrame, PagedWorldSection* section) {}
    00093         virtual void frameEnd(Real timeElapsed, PagedWorldSection* section) {}
    00102         virtual void notifyCamera(Camera* cam, PagedWorldSection* section) {}
    00103
    00110         virtual PageStrategyData* createData() = 0;
    00111
    00118         virtual void destroyData(PageStrategyData* d) = 0;
    00119
    00126         virtual void updateDebugDisplay(Page* p, SceneNode* sn) = 0;
    00127
    00131         virtual PageID getPageID(const Vector3& worldPos, PagedWorldSection* section) = 0;
    00132     };
    00133
    00136 }
    00137
    00138 #endif

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:22