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textmode.js / Textmodifier / lightFalloff

Method: lightFalloff()

ts
lightFalloff(
   constant, 
   linear, 
   quadratic): void;

Configure distance attenuation used by point lights.

Uses the p5-style formula: 1 / (constant + d * linear + d * d * quadratic). Negative inputs are clamped to 0. If all inputs resolve to 0, the falloff resets to (1, 0, 0).

Parameters

ParameterTypeDescription
constantnumberConstant attenuation term
linearnumberLinear attenuation term
quadraticnumberQuadratic attenuation term

Returns

void

Example