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Colour

RGB LED​

The RGB LED block sets a single RGB LED to a specific colour.

  • r: the pin connected to the red LED.
  • g: the pin connected to the green LED.
  • b: the pin connected to the blue LED.
  • colour: the colour to set the LED to.

The selected pins must be PWM pins.

Setup LED strip​

This block sets up an LED strip with a specific number of LEDs.

  • lights: the number of LEDs in the strip.
  • pin: the pin connected to the strip.

Set LED colour on strip​

This block sets a specific LED on the strip to a specific colour.

  • light: the position of the LED on the strip.
  • colour: the colour to set the LED to.

Colour (RGB values)​

This block creates a colour from explicit red, green, and blue values.

  • r: the red value (0-255).
  • g: the green value (0-255).
  • b: the blue value (0-255).

Colour operations​

This block performs an operation on two colours.

  • +: adds two colours together.
  • -: subtracts one colour from another.

The output is a new colour.

Colour brightness​

This block lightens or darkens a colour by a given percentage.

  • (select): lighten or darken the colour.
  • colour: the colour to adjust.
  • amount: the percentage to adjust the colour by.

The output is a new colour.

Mix colours​

This block mixes two colours together by a given ratio.

  • colour1: the first colour.
  • colour2: the second colour.
  • ratio: the ratio of the two colours to mix (a value between 0 and 1).

The output is a new colour.

Invert colour​

This block inverts a colour.

  • colour: the colour to invert.

The output is a new colour.

Colour to greyscale​

This block converts a colour to greyscale.

  • colour: the colour to convert.

The output is a new colour.