Processing

Reference+
Documentation→Libraries→Core→Hardware I/O→LED

Name

brightness()

Class

LED

Description

Sets the brightness

Examples

  • import processing.io.*;
LED greenLed;
boolean ledOn = false;

void setup() {
  // the green LED is led0 on the Raspberry Pi
  greenLed = new LED("led0");
  frameRate(0.5);
}

void draw() {
  ledOn = !ledOn;
  if (ledOn) {
  	greenLed.brightness(1.0);
  } else {
  	greenLed.brightness(0.0);
  }
}

Syntax

  • .brightness(bright)

Parameters

  • bright(float)0.0 (off) to 1.0 (maximum)

Return

  • void
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