10.1.7  Lights

Specify light sources for the scene or for specific objects

LIGHT:

LIGHT_SOURCE | LIGHT_GROUP

Describe the position, type and properties of a light source for the scene:

LIGHT_SOURCE:

Jump to SDL

light_source { V_LOCATION, COLOR [LIGHT_SOURCE_ITEMS] }

LIGHT_SOURCE_ITEMS:

[LIGHT_TYPE] & [AREA_LIGHT_ITEMS] & [LIGHT_MODIFIERS]

LIGHT_TYPE:

spotlight [SPOTLIGHT_ITEMS] | cylinder [SPOTLIGHT_ITEMS]

SPOTLIGHT_ITEMS:

[radius FLOAT] & [falloff FLOAT] & [tightness FLOAT] & [point_at VECTOR]

AREA_LIGHT_ITEMS:

area_light V_AXIS1, V_AXIS2, I_SIZE1, I_SIZE2 [AREA_LIGHT_MODIFIERS]

AREA_LIGHT_MODIFIERS:

[adaptive INT] & [jitter] & [circular] & [orient]

LIGHT_MODIFIERS:

[LIGHT_PHOTONS] & [looks_like { OBJECT }] & [TRANSFORMATION...] & [fade_distance FLOAT] & [fade_power FLOAT] & [media_attenuation [BOOL]] & [media_interaction [BOOL]] & [shadowless] & [projected_through { OBJECT_IDENTIFIER }] & [parallel [point_at VECTOR]]

Specify how a light source should interact with photons:

LIGHT_PHOTONS:

photons { LIGHT_PHOTON_ITEMS }

LIGHT_PHOTON_ITEMS:

[refraction BOOL] & [reflection BOOL] & [area_light]

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10.1.7.1  Lightgroup

Assign objects to specific light sources:

LIGHT_GROUP:

Jump to SDL

light_group { LIGHT_GROUP_ITEM... [LIGHT_GROUP_MODIFIERS] }

LIGHT_GROUP_ITEM:

LIGHT_SOURCE | OBJECT | LIGHT_GROUP

LIGHT_GROUP_MODIFIERS:

[global_lights BOOL] & [TRANSFORMATION...]

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