Tvector4_extended.length function

Member of Tvector4_extendedIn unit matrix

Calculates the length of the vector.

Declaration

pascal

function &length: extended

Description

Calculate the length of the vector: length=sqrt(data[0]**2+data[1]**2+data[2]**2+data[3]**2). Try to use squared_length if you are able to, as it is faster.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.