OgrePageStrategy.h
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1 /*
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5 For the latest info, see http://www.ogre3d.org/
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28 
29 #ifndef __Ogre_PageStrategy_H__
30 #define __Ogre_PageStrategy_H__
31 
33 
34 
35 namespace Ogre
36 {
44 
45 
50  {
51  public:
53  virtual ~PageStrategyData() {}
54 
56  virtual bool load(StreamSerialiser& stream) = 0;
58  virtual void save(StreamSerialiser& stream) = 0;
59 
60 
61  };
62 
63 
74  {
75  protected:
78  public:
79  PageStrategy(const String& name, PageManager* manager)
80  : mName(name), mManager(manager)
81  {
82 
83  }
84 
85  virtual ~PageStrategy() {}
86 
87  const String& getName() const { return mName; }
88  PageManager* getManager() const { return mManager; }
89 
91  virtual void frameStart(Real timeSinceLastFrame, PagedWorldSection* section) {}
93  virtual void frameEnd(Real timeElapsed, PagedWorldSection* section) {}
102  virtual void notifyCamera(Camera* cam, PagedWorldSection* section) {}
103 
110  virtual PageStrategyData* createData() = 0;
111 
118  virtual void destroyData(PageStrategyData* d) = 0;
119 
126  virtual void updateDebugDisplay(Page* p, SceneNode* sn) = 0;
127 
131  virtual PageID getPageID(const Vector3& worldPos, PagedWorldSection* section) = 0;
132  };
133 
136 }
137 
138 #endif
#define _OgrePagingExport
Superclass for all objects that wish to use custom memory allocators when their new / delete operator...
A viewpoint from which the scene will be rendered.
Definition: OgreCamera.h:87
The PageManager is the entry point through which you load all PagedWorld instances,...
Abstract marker class representing the data held against the PagedWorldSection which is specifically ...
Defines the interface to a strategy class which is responsible for deciding when Page instances are r...
Page class.
Definition: OgrePage.h:51
Represents a section of the PagedWorld which uses a given PageStrategy, and which is made up of a gen...
Class representing a node in the scene graph.
Definition: OgreSceneNode.h:59
Utility class providing helper methods for reading / writing structured data held in a DataStream.
Standard 3-dimensional vector.
Definition: OgreVector3.h:52
virtual void frameEnd(Real timeElapsed, PagedWorldSection *section)
Called when the frame ends.
const String & getName() const
virtual PageStrategyData * createData()=0
Create a PageStrategyData instance containing the data specific to this PageStrategy.
PageStrategy(const String &name, PageManager *manager)
virtual PageID getPageID(const Vector3 &worldPos, PagedWorldSection *section)=0
Get the page ID for a given world position.
PageManager * getManager() const
virtual void destroyData(PageStrategyData *d)=0
Destroy a PageStrategyData instance containing the data specific to this PageStrategy.
virtual void updateDebugDisplay(Page *p, SceneNode *sn)=0
Update the contents of the passed in SceneNode to reflect the debug display of a given page.
virtual void notifyCamera(Camera *cam, PagedWorldSection *section)
Called when a camera is used for any kind of rendering.
virtual bool load(StreamSerialiser &stream)=0
Load this data from a stream (returns true if successful)
virtual void frameStart(Real timeSinceLastFrame, PagedWorldSection *section)
Called when the frame starts.
PageManager * mManager
virtual void save(StreamSerialiser &stream)=0
Save this data to a stream.
uint32 PageID
Identifier for a page.
float Real
Software floating point type.
_StringBase String

Copyright © 2012 Torus Knot Software Ltd
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