Transforms a distance vector by the rotation and scale of a transform.

graphics-ports

transform-distance `transform` `dx` `dy` => `dx2`, `dy2`

transform⇩ |
A transform. |

dx⇩ |
A real number. |

dy⇩ |
A real number. |

dx2 |
A real number. |

dy2 |
A real number. |

The function `transform-distance`

transforms the distance (`dx` `dy`) by the rotation and scale in `transform`. The translation in `transform` is ignored. The transformed distance is returned as two values.

*CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:44*