Module lighting 

Lighting data extraction from IFC files

This module extracts light fixtures, light sources, and photometric data from IFC files for use with lighting analysis and GLDF viewers.

Structs

DistributionPlane

A single distribution plane

LightDistributionData

Light distribution/photometry data

LightFixtureData

Extracted light fixture data

LightFixtureTypeData

Light fixture type definition

LightSourceData

Light source data (goniometric, positional, etc.)

LightingExport

Complete lighting data from an IFC file

LightingSummary

Summary of lighting data

PropertySetData

Property set with values

StoreyData

Building storey data

Functions

export_to_json

Export lighting data to JSON format compatible with gldf-ifc-viewer

extract_lighting_data

Extract lighting data from an IFC model

goniometric_to_eulumdat

Convert a GoniometricData (from PropertyReader::goniometric_sources()) to Eulumdat.

goniometric_to_ldt

Convenience wrapper: convert GoniometricData → LDT string.

light_source_to_eulumdat

Convert a LightSourceData (from IFC goniometric extraction) to an Eulumdat struct.

light_source_to_ldt

Convenience wrapper: convert LightSourceData → LDT string.