panda3d/panda/src/mathutil/mathHelpers.I

// Filename: mathHelpers.I
// Created by:  mike (25Apr97)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001, Disney Enterprises, Inc.  All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license.  You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://www.panda3d.org/license.txt .
//
// To contact the maintainers of this program write to
// [email protected] .
//
////////////////////////////////////////////////////////////////////
#include <math.h>

INLINE_MATHUTIL float distance(const LPoint3f &pos0, const LPoint3f &pos1) {
  LVector3f v = pos0 - pos1;
  return length(v);
}