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Warning! This version of documentation is OUTDATED, as it describes an older SDK version! Please switch to the documentation for the latest SDK version.
Warning! This version of documentation describes an old SDK version which is no longer supported! Please upgrade to the latest SDK version.

Unigine.TerrainGlobalLods Class

Warning
The functionality described in this article is not available in the Community SDK edition.
You should upgrade to Engineering / Sim SDK edition to use it.

This class is used to manage a group of LODs (level of detail) of the global terrain object.

TerrainGlobalLods Class

Properties

int NumLods#

The total number of lods in the group.

int NumLayers#

The number of layers of the lod group.
set
Sets the number of layers of the LOD group.
set value - Number of layers.

int MaskFormat#

A value indicating current image format for the tile mask.

int DataFormat#

A value indicating current image format for the tile data.

int DataType#

A value indicating current image format for the tile data.

int Type#

The type of lods.

string Name#

The name of the lod group.

Members


int AddLod ( ) #

Adds a new LOD.

Return value

Index of the last added LOD.

void InsertLod ( int num ) #

Inserts a new LOD at the specified position.

Arguments

  • int num - Position to insert a new LOD at.

void RemoveLod ( int num ) #

Removes the LOD with the specified number.

Arguments

  • int num - LOD number.

void ClearLods ( ) #

Removes all LODs.

int Fetch ( BoundSphere bs, BoundBox bb, int force = 0 ) #

Loads the data of all LODs for the tiles within a given bounding box and a bounding sphere.

Arguments

  • BoundSphere bs - Bounding sphere.
  • BoundBox bb - Bounding box.
  • int force - Force flag. Use 1 to load files in any case; otherwise, 0. The default value is 0.

Return value

1 if the data of all LODs was fetched successfully; otherwise, 0.

TerrainGlobalLod GetLod ( int num ) #

Returns the LOD with a given number.

Arguments

  • int num - LOD number.

Return value

TerrainGlobalLod instance.

string GetVideoMemoryUsage ( ) #

Returns information about the total video memory usage for all LODs in the group.

Return value

Total video memory usage for all LODs.
Last update: 2020-04-10
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