Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / vrml-1.0.13 / vrml_demo_tutorial_3.m

diff --git a/octave_packages/vrml-1.0.13/vrml_demo_tutorial_3.m b/octave_packages/vrml-1.0.13/vrml_demo_tutorial_3.m
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+## Copyright (C) 2002-2012 Etienne Grossmann <etienne@egdn.net>
+##
+## This program is free software; you can redistribute it and/or modify it under
+## the terms of the GNU General Public License as published by the Free Software
+## Foundation; either version 3 of the License, or (at your option) any later
+## version.
+##
+## This program is distributed in the hope that it will be useful, but WITHOUT
+## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+## details.
+##
+## You should have received a copy of the GNU General Public License along with
+## this program; if not, see <http://www.gnu.org/licenses/>.
+
+printf (["\n",\
+        "     VRML Mini-HOWTO's second listing\n",\
+        "     Show a XYZ frame with a background\n\n"]);
+
+printf (["    Reminder of FreeWRL keystrokes and mouse actions :\n"\
+        "      q : quit\n",\
+        "      w : switch to walk mode\n",\
+        "      e : switch to examine mode\n",\
+        "      drag left mouse : rotate (examine mode) or translate\n",\
+        "          (walk mode).\n",\
+        "      drag right mouse : zoom (examine mode) or translate\n",\
+        "          (walk mode).\n",\
+        "\n"]);
+
+## Listing 3
+
+s1 = vrml_frame ("scale",[1 2 3],"col",eye (3), "hcol",0.5*[1 1 1]);
+
+## One possible variant that uses a two-color sky. I don't refer to it in
+## the tutorial because I am not sure that freewrl behaves correctly with
+## background nodes.
+
+## s2 = vrml_Background ("skyColor",[3 3 9; 9 9 9]'/10,"groundColor",[3 8 3]/10);
+s2 = vrml_Background ("skyColor",[3 3 9]/10,"groundColor",[3 8 3]/10);
+
+vrml_browse ([s1,s2]);
+
+
+
+
+
+