Stellarium  0.18.3
Data Structures | Public Types | Public Member Functions
Heightmap Class Reference

This represents a heightmap for viewer-ground collision.

#include <Heightmap.hpp>

Public Types

typedef QVector< unsigned int > IdxList
 
typedef QVector< Vec3fPosList
 

Public Member Functions

 Heightmap ()
 Construct a heightmap from a loaded OBJ mesh. More...
 
void setMeshData (const IdxList &indexList, const PosList &posList, const AABBox *bbox=Q_NULLPTR)
 Sets the mesh data to use. If the bbox is given, min/max calculation is skipped and its values are taken.
 
float getHeight (const float x, const float y) const
 Get z Value at (x,y) coordinates. More...
 
void setNullHeight (float h)
 set/retrieve default height
 
float getNullHeight () const
 

Constructor & Destructor Documentation

◆ Heightmap()

Heightmap::Heightmap ( )

The mesh is stored as reference and used for calculations.

Parameters
objMesh for building the heightmap.

Member Function Documentation

◆ getHeight()

float Heightmap::getHeight ( const float  x,
const float  y 
) const

In case of ambiguities always returns the maximum height.

Parameters
xx-value
yy-value
Returns
z-Value at position given by x and y