QuantizedMeshTerrainGenerator Class Reference

3 Terrain generator using downloaded terrain tiles using quantized mesh specification More...

#include <quantizedmeshterraingenerator.h>

Inheritance diagram for QuantizedMeshTerrainGenerator:

Public Member Functions
	QuantizedMeshTerrainGenerator ()
QgsChunkLoader *	createChunkLoader (QgsChunkNode *node) const override SIP_FACTORY
QgsRectangle	extent () const override
	extent of the terrain in terrain's CRS More...
void	quadTreeTileToBaseTile (int x, int y, int z, int &tx, int &ty, int &tz) const
	Converts tile coordinates (x,y,z) in our quadtree to tile coordinates of quantized mesh tree. More...
void	readXml (const QDomElement &elem) override
	Read terrain generator's configuration from XML. More...
void	setBaseTileFromExtent (const QgsRectangle &extentInTerrainCrs)
	Determines base tile from map extent. More...
QgsTerrainGenerator::Type	type () const override
	What texture generator implementation is this. More...
void	writeXml (QDomElement &elem) const override
	Write terrain generator's configuration to XML. More...
Public Member Functions inherited from QgsTerrainGenerator
virtual QgsTerrainGenerator *	clone () const =0SIP_FACTORY
	Makes a copy of the current instance. More...
QgsCoordinateReferenceSystem	crs () const
	Returns CRS of the terrain. More...
virtual float	heightAt (double x, double y, const Qgs3DMapSettings &map) const
	Returns height at (x,y) in terrain's CRS. More...
virtual void	resolveReferences (const QgsProject &project)
	After read of XML, resolve references to any layers that have been read as layer IDs. More...
virtual QgsAABB	rootChunkBbox (const Qgs3DMapSettings &map) const
	Returns bounding box of the root chunk. More...
virtual float	rootChunkError (const Qgs3DMapSettings &map) const
	Returns error of the root chunk in world coordinates. More...
virtual void	rootChunkHeightRange (float &hMin, float &hMax) const
	Returns height range of the root chunk in world coordinates. More...
void	setTerrain (QgsTerrainEntity *t)
	Sets terrain entity for the generator (does not transfer ownership) More...
const QgsTilingScheme &	tilingScheme () const
	Returns tiling scheme of the terrain. More...

Public Attributes
int	terrainBaseX
int	terrainBaseY
int	terrainBaseZ
	Coordinates of the base tile. More...

Additional Inherited Members
Public Types inherited from QgsTerrainGenerator
enum	Type { Flat, Dem, QuantizedMesh }
	Enumeration of the available terrain generators. More...
Static Public Member Functions inherited from QgsTerrainGenerator
static QString	typeToString (Type type)
	Converts terrain generator type enumeration into a string. More...
Protected Attributes inherited from QgsTerrainGenerator
QgsTerrainEntity *	mTerrain = nullptr
QgsTilingScheme	mTerrainTilingScheme
	Tiling scheme of the terrain. More...

Detailed Description

3 Terrain generator using downloaded terrain tiles using quantized mesh specification

Since

QGIS 3.0

Definition at line 26 of file quantizedmeshterraingenerator.h.

Constructor & Destructor Documentation

QuantizedMeshTerrainGenerator()

QuantizedMeshTerrainGenerator::QuantizedMeshTerrainGenerator

(

)

Definition at line 113 of file quantizedmeshterraingenerator.cpp.

Member Function Documentation

createChunkLoader()

ChunkLoader * QuantizedMeshTerrainGenerator::createChunkLoader ( QgsChunkNode *  node ) const

override

Definition at line 158 of file quantizedmeshterraingenerator.cpp.

extent()

QgsRectangle QuantizedMeshTerrainGenerator::extent ( ) const

overridevirtual

extent of the terrain in terrain's CRS

Implements QgsTerrainGenerator.

Definition at line 138 of file quantizedmeshterraingenerator.cpp.

quadTreeTileToBaseTile()

void QuantizedMeshTerrainGenerator::quadTreeTileToBaseTile	(	int	x,
		int	y,
		int	z,
		int &	tx,
		int &	ty,
		int &	tz
	)		const

Converts tile coordinates (x,y,z) in our quadtree to tile coordinates of quantized mesh tree.

Definition at line 124 of file quantizedmeshterraingenerator.cpp.

readXml()

void QuantizedMeshTerrainGenerator::readXml ( const QDomElement &  elem )

overridevirtual

Read terrain generator's configuration from XML.

Implements QgsTerrainGenerator.

Definition at line 150 of file quantizedmeshterraingenerator.cpp.

setBaseTileFromExtent()

void QuantizedMeshTerrainGenerator::setBaseTileFromExtent

(

const QgsRectangle &

extentInTerrainCrs

)

Determines base tile from map extent.

Definition at line 119 of file quantizedmeshterraingenerator.cpp.

type()

TerrainGenerator::Type QuantizedMeshTerrainGenerator::type ( ) const

overridevirtual

What texture generator implementation is this.

Implements QgsTerrainGenerator.

Definition at line 133 of file quantizedmeshterraingenerator.cpp.

writeXml()

void QuantizedMeshTerrainGenerator::writeXml ( QDomElement &  elem ) const

overridevirtual

Write terrain generator's configuration to XML.

Implements QgsTerrainGenerator.

Definition at line 143 of file quantizedmeshterraingenerator.cpp.

Member Data Documentation

terrainBaseX

int QuantizedMeshTerrainGenerator::terrainBaseX

Definition at line 44 of file quantizedmeshterraingenerator.h.

terrainBaseY

int QuantizedMeshTerrainGenerator::terrainBaseY

Definition at line 44 of file quantizedmeshterraingenerator.h.

terrainBaseZ

int QuantizedMeshTerrainGenerator::terrainBaseZ

Coordinates of the base tile.

Definition at line 44 of file quantizedmeshterraingenerator.h.

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

• /tmp/buildd/qgis-3.0.2+14stretch/src/3d/terrain/quantizedmeshterraingenerator.h
• /tmp/buildd/qgis-3.0.2+14stretch/src/3d/terrain/quantizedmeshterraingenerator.cpp