Terrain::TerrainGrid Class Reference

Simple terrain implementation that loads cells in a grid, with no LOD. Only requested cells are loaded. More...

#include <terraingrid.hpp>

Inheritance diagram for Terrain::TerrainGrid:

Collaboration diagram for Terrain::TerrainGrid:

Public Member Functions
	TerrainGrid (osg::Group *parent, osg::Group *compileRoot, Resource::ResourceSystem *resourceSystem, Storage *storage, int nodeMask, int preCompileMask=~0, int borderMask=0)
	~TerrainGrid ()
virtual void	cacheCell (View *view, int x, int y)
virtual void	loadCell (int x, int y)
virtual void	unloadCell (int x, int y)
View *	createView ()
Public Member Functions inherited from Terrain::World
	World (osg::Group *parent, osg::Group *compileRoot, Resource::ResourceSystem *resourceSystem, Storage *storage, int nodeMask, int preCompileMask, int borderMask)
virtual	~World ()
void	setTargetFrameRate (float rate)
	See CompositeMapRenderer::setTargetFrameRate. More...
void	updateTextureFiltering ()
float	getHeightAt (const osg::Vec3f &worldPos)
virtual void	clearAssociatedCaches ()
virtual void	enable (bool enabled)
virtual void	setBordersVisible (bool visible)
virtual void	preload (View *view, const osg::Vec3f &eyePoint)
virtual void	reportStats (unsigned int frameNumber, osg::Stats *stats)
virtual void	setDefaultViewer (osg::Object *obj)
	Set the default viewer (usually a Camera), used as viewpoint for any viewers that don't use their own viewpoint. More...
Storage *	getStorage ()

Private Member Functions
osg::ref_ptr< osg::Node >	buildTerrain (osg::Group *parent, float chunkSize, const osg::Vec2f &chunkCenter)

Private Attributes
unsigned int	mNumSplits
MWRender::CellBorder::CellGrid	mGrid

Additional Inherited Members
Protected Attributes inherited from Terrain::World
Storage *	mStorage
osg::ref_ptr< osg::Group >	mParent
osg::ref_ptr< osg::Group >	mTerrainRoot
osg::ref_ptr< osg::Group >	mCompositeMapCamera
osg::ref_ptr < CompositeMapRenderer >	mCompositeMapRenderer
Resource::ResourceSystem *	mResourceSystem
std::unique_ptr< TextureManager >	mTextureManager
std::unique_ptr< ChunkManager >	mChunkManager
std::unique_ptr < MWRender::CellBorder >	mCellBorder
bool	mBorderVisible
std::set< std::pair< int, int > >	mLoadedCells

Detailed Description

Simple terrain implementation that loads cells in a grid, with no LOD. Only requested cells are loaded.

Constructor & Destructor Documentation

Terrain::TerrainGrid::TerrainGrid	(	osg::Group *	parent,
		osg::Group *	compileRoot,
		Resource::ResourceSystem *	resourceSystem,
		Storage *	storage,
		int	nodeMask,
		int	preCompileMask = ~0,
		int	borderMask = 0
	)

Terrain::TerrainGrid::~TerrainGrid

(

)

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Member Function Documentation

osg::ref_ptr< osg::Node > Terrain::TerrainGrid::buildTerrain ( osg::Group *  parent, float  chunkSize, const osg::Vec2f &  chunkCenter  )

private

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void Terrain::TerrainGrid::cacheCell ( View *  view, int  x, int  y  )

virtual

Load a terrain cell at maximum LOD and store it in the View for later use.

Note

Thread safe.

Reimplemented from Terrain::World.

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View * Terrain::TerrainGrid::createView ( )

virtual

Create a View to use with preload feature. The caller is responsible for deleting the view.

Note

Thread safe.

Reimplemented from Terrain::World.

void Terrain::TerrainGrid::loadCell ( int  x, int  y  )

virtual

Note

Not thread safe.

Reimplemented from Terrain::World.

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void Terrain::TerrainGrid::unloadCell ( int  x, int  y  )

virtual

Note

Not thread safe.

Reimplemented from Terrain::World.

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Member Data Documentation

MWRender::CellBorder::CellGrid Terrain::TerrainGrid::mGrid

private

unsigned int Terrain::TerrainGrid::mNumSplits

private

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The documentation for this class was generated from the following files:

• /home/travis/build/elsid/openmw/components/terrain/terraingrid.hpp
• /home/travis/build/elsid/openmw/components/terrain/terraingrid.cpp