| 1 | ;;; -*-lisp-*- |
| 2 | ;;; |
| 3 | ;;; Compute rectangular-section wire sizes |
| 4 | ;;; |
| 5 | ;;; (c) 2007 Mark Wooding |
| 6 | ;;; |
| 7 | |
| 8 | ;;;----- Licensing notice --------------------------------------------------- |
| 9 | ;;; |
| 10 | ;;; This program is free software; you can redistribute it and/or modify |
| 11 | ;;; it under the terms of the GNU General Public License as published by |
| 12 | ;;; the Free Software Foundation; either version 2 of the License, or |
| 13 | ;;; (at your option) any later version. |
| 14 | ;;; |
| 15 | ;;; This program is distributed in the hope that it will be useful, |
| 16 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | ;;; GNU General Public License for more details. |
| 19 | ;;; |
| 20 | ;;; You should have received a copy of the GNU General Public License |
| 21 | ;;; along with this program; if not, write to the Free Software Foundation, |
| 22 | ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 23 | |
| 24 | (install-dep-syntax) |
| 25 | |
| 26 | (defwindow rolling-window () ("Rolling") |
| 27 | (let* ((width (make-leaf-dep)) |
| 28 | (thick (make-leaf-dep)) |
| 29 | (length (make-leaf-dep)) |
| 30 | (stock-type (make-leaf-dep :round)) |
| 31 | (stock-size (make-leaf-dep)) |
| 32 | (volume #[(* ?width ?thick ?length)]) |
| 33 | (stock-length #[(/ ?volume |
| 34 | (case ?stock-type |
| 35 | (:round (* 1/4 pi (expt ?stock-size 2))) |
| 36 | (:square (expt ?stock-size 2)) |
| 37 | (t (dep-bad))))]) |
| 38 | (sq-size #[(expt (* (expt ?width 2) ?thick) 1/3)]) |
| 39 | (rnd-diam #[(/ (* 2 ?sq-size) (sqrt pi))]) |
| 40 | (start-length #[(/ ?volume (expt ?sq-size 2))])) |
| 41 | (within-group ("Required size") |
| 42 | (make-input "Width:" width) |
| 43 | (make-input "Thickness:" thick) |
| 44 | (make-input "Length:" length)) |
| 45 | (within-group ("You should start with") |
| 46 | (make-output "Square side:" sq-size) |
| 47 | (make-output "Round diameter:" rnd-diam) |
| 48 | (make-output "Length:" start-length)) |
| 49 | (within-group ("Initial stock") |
| 50 | (make-radio-dep stock-type |
| 51 | :round "Round section" |
| 52 | :square "Square section") |
| 53 | (make-input "Stock size:" stock-size) |
| 54 | (make-output "Stock length:" stock-length)) |
| 55 | #+ no |
| 56 | (within-group ("Other data") |
| 57 | (make-output "Volume:" volume)))) |
| 58 | |
| 59 | (rolling-window) |
| 60 | |
| 61 | ;;;----- That's all, folks -------------------------------------------------- |