;; -*- Mode:Lisp; Syntax:ANSI-Common-LISP; Coding:us-ascii-unix; fill-column:158 -*- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;; ;; @file exp-SwirlyGraph.lisp ;; @author Mitch Richling ;; @brief Draw a nice and swirly image.@EOL ;; @std Common Lisp ;; @copyright ;; @parblock ;; Copyright (c) 1997,2008,2010,2012,2015, Mitchell Jay Richling All rights reserved. ;; ;; Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: ;; ;; 1. Redistributions of source code must retain the above copyright notice, this list of conditions, and the following disclaimer. ;; ;; 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions, and the following disclaimer in the documentation ;; and/or other materials provided with the distribution. ;; ;; 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software ;; without specific prior written permission. ;; ;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ;; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE ;; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ;; OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ;; LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH ;; DAMAGE. ;; @endparblock ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; (let ((swirl-data (mjr_dquad_add-data-from-map (mjr_dquad_make-from-axis "x" '(:start -16 :end 16 :len 500) "y" '(:start -16 :end 16 :len 500)) (lambda (x y) (let* ((n 8) (r (sqrt (+ (* x x) (* y y)))) (th (atan y x))) (sin (+ (* n (cos r)) (* 5 th))))) :axes 't :ano-nam "swirlyField" :ano-typ :ano-typ-real))) (mjr_gnupl_dquad swirl-data :type :i) (time (mjr_vtk_from-dquad "exp-SwirlyGraph-OUT.vtk" swirl-data)))