MeshGrid Struct Reference

Describes a grid with given step, oirginating at (0,0,0) More...

#include <numeric.h>

Public Member Functions
u32	getCellVolume () const
s16	getCellPos (s16 p) const
	returns coordinate of mesh cell given coordinate of a map block
v3s16	getCellPos (v3s16 block_pos) const
	returns position of mesh cell in the grid given position of a map block
s16	getMeshPos (s16 p) const
	returns closest step of the grid smaller than p
v3s16	getMeshPos (v3s16 p) const
	Returns coordinates of the origin of the grid cell containing p.
bool	isMeshPos (v3s16 &p) const
	Returns true if p is an origin of a cell in the grid.
u16	getOffsetIndex (v3s16 offset) const
	Returns index of the given offset in a grid cell All offset coordinates must be smaller than the size of the cell.

Public Attributes
u16	cell_size

Detailed Description

Describes a grid with given step, oirginating at (0,0,0)

Member Function Documentation

getCellPos() [1/2]

s16 MeshGrid::getCellPos ( s16 p ) const

inline

returns coordinate of mesh cell given coordinate of a map block

References cell_size, and p().

Referenced by getCellPos(), getMeshPos(), and ClientMap::updateDrawList().

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getCellPos() [2/2]

v3s16 MeshGrid::getCellPos ( v3s16 block_pos ) const

inline

returns position of mesh cell in the grid given position of a map block

References getCellPos().

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getCellVolume()

u32 MeshGrid::getCellVolume ( ) const

inline

References cell_size.

getMeshPos() [1/2]

s16 MeshGrid::getMeshPos ( s16 p ) const

inline

returns closest step of the grid smaller than p

References cell_size, getCellPos(), and p().

Referenced by MeshUpdateQueue::addBlock(), getMeshPos(), ClientMap::renderMap(), ClientMap::renderMapShadows(), and ClientMap::updateDrawList().

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getMeshPos() [2/2]

v3s16 MeshGrid::getMeshPos ( v3s16 p ) const

inline

Returns coordinates of the origin of the grid cell containing p.

References getMeshPos(), and p().

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getOffsetIndex()

u16 MeshGrid::getOffsetIndex ( v3s16 offset ) const

inline

Returns index of the given offset in a grid cell All offset coordinates must be smaller than the size of the cell.

References cell_size.

Referenced by Client::step().

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isMeshPos()

bool MeshGrid::isMeshPos ( v3s16 & p ) const

inline

Returns true if p is an origin of a cell in the grid.

References cell_size, and p().

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Member Data Documentation

cell_size

u16 MeshGrid::cell_size

Referenced by MeshUpdateQueue::addBlock(), getCellPos(), getCellVolume(), getMeshPos(), getOffsetIndex(), isMeshPos(), Client::step(), and ClientMap::updateDrawList().

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The documentation for this struct was generated from the following file:

• util/numeric.h