vecd.sa


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-- Copyright (C) 2000 by K Hopper, University of Waikato, New Zealand        --
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class VECD < $VEC{FLTD,VECD,FLTD}

class VECD < $VEC{FLTD,VECD,FLTD} is -- This class implements a double length floating point vector. -- Version 1.1 Sep 97. Copyright K Hopper, U of Waikato -- Development History -- ------------------- -- Date Who By Detail -- ---- ------ ------ -- 13 Jul 96 bg Original for Sather 1.1 Dist -- 4 Sep 97 kh Modified for style. -- 22 Mar 01 djw moved in "angle_with" include VEC_LENGTH_MIXIN{FLTD,SAME} ; const element_zero : FLTD := 0.0d ; const element_one : FLTD := 1.0d ; const length_zero : FLTD := 0.0d ; const length_one : FLTD := 1.0d ; angle_with( other : SAME ) : ANGLED is -- This routine returns the angle between self and other. return ANGLED::acos(cosine_angle_with(other)) end ; end ; -- VECD