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# Light_Tracer : RadiosityEffect

    Light_Tracer - superclass: RadiosityEffect; super-superclass:MAXWrapper - classID: #(973019628, 1999461375)

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The Light_Tracer RadiosityEffect is a Global Illumination solver used mainly for advanced lighting simulation in outdoor scenes.

Constructor

    Light_Tracer ... LightTrace ...

Properties

    <Light_Tracer>.adaptive_undersampling_on Boolean default: true -- boolean

Gets/Sets the state of the Adaptive Undersampling checkbox.

    <Light_Tracer>.bounces Integer default: 0 -- integer

Gets/Sets the number of Bounces.

    <Light_Tracer>.color_bleed Float default: 1.0 -- animatable; float

Gets/Sets the Color Bleed value.

    <Light_Tracer>.color_filter Color default: (color 255 255 255) -- animatable

Gets/Sets the Color Filter color.

    <Light_Tracer>.cone_angle Float default: 88.0 -- float

Gets/Sets the Cone Angle value.

    <Light_Tracer>.extra_ambient Color default: (color 0 0 0) -- animatable

Gets/Sets the Extra Ambient color.

    <Light_Tracer>.filter_size Float default: 0.5 -- animatable; float

Gets/Sets the Filter Size value.

    <Light_Tracer>.global_multiplier Float default: 1.0 -- animatable; float

Gets/Sets the Global Multiplier value.

    <Light_Tracer>.initial_sample_spacing Integer default: 4 -- integer

Gets/Sets the Initial Sample Spacing, where

0 - 1x1

1 - 2x2

2 - 4x4

3 - 8x8

4 - 16x16

5 - 32x32

    <Light_Tracer>.object_multiplier Float default: 1.0 -- animatable; float

Gets/Sets the Object Multiplier value.

    <Light_Tracer>.ray_bias Float default: 0.03 -- float

Gets/Sets the Ray Bias value.

    <Light_Tracer>.rayengine Ray_Engine default: ReferenceTarget:Ray_Engine

Returns the Ray Engine used by the Radiosity Effect.

    <Light_Tracer>.rays Integer default: 250 -- animatable; integer

Gets/Sets the Rays/Sample value.

    <Light_Tracer>.show_samples Boolean default: false -- boolean

Gets/Sets the state of the Show Samples checkbox.

    <Light_Tracer>.sky_lights Float default: 1.0 -- animatable; float

Gets/Sets the Sky Lights value.

    <Light_Tracer>.sky_lights_on Boolean default: true -- boolean

Gets/Sets the state of the Sky Lights checkbox.

    <Light_Tracer>.subdivide_down_to Integer default: 0 -- integer

Gets/Sets the Subdivide Down To value, where

0 - 1x1

1 - 2x2

2 - 4x4

3 - 8x8

4 - 16x16

5 - 32x32

    <Light_Tracer>.subdivision_contrast Float default: 5.0 -- animatable; float

Gets/Sets the Subdivision Contrast value.

    <Light_Tracer>.volumes_on Boolean default: true -- boolean

Gets/Sets the state of the Volumes checkbox.

    <Light_Tracer>.volumes Float default: 1.0 -- animatable; float

Gets/Sets the Volumes value.

#### See Also

- Interface: SceneRadiosity

- Radiosity : RadiosityEffect