stoe/src/maths/float33.lisp

28 lines
587 B
Common Lisp

#|
This file is a part of stoe project.
Copyright (c) 2014 Renaud Casenave-Péré (renaud@casenave-pere.fr)
|#
(in-package :cl-user)
(defpackage stoe.maths.float33
(:nicknames :float33 :f33)
(:use :cl)
(:export :float33 :mat :mat-null :mat-ident))
(in-package :stoe.maths.float33)
(deftype float33 () '(simple-array single-float (3 3)))
(defun mat (e00 e01 e02 e10 e11 e12 e20 e21 e22)
(m:mat e00 e01 e02
e10 e11 e12
e20 e21 e22))
(defun mat-null ()
(mat 0 0 0
0 0 0
0 0 0))
(defun mat-ident ()
(mat 1 0 0
0 1 0
0 0 1))