/*
-----------------------------------------------------------------------------
This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com

Copyright (c) 2012 I-maginer

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt

-----------------------------------------------------------------------------
*/
  

fun deleteOb(inst)=
  SO3SkySetLightningEnable (V3DgetSession c3dXsession) 0;
  0;;


fun cbEnable(inst, from, action, param, rep)=
  SO3SkySetLightningEnable (V3DgetSession c3dXsession) 1;
  0;;
  

fun cbDisable(inst, from, action, param, rep)=
  SO3SkySetLightningEnable (V3DgetSession c3dXsession) 0;
  0;;


fun cbAddLightning(inst, from, action, param, rep)=
  if (!strcmp "" (strtrim param)) || param == nil then nil else
  let strextr param -> lp in
  let [[(atof (nth_list (hd lp) 0)) (atof (nth_list (hd lp) 1)) (atof (nth_list (hd lp) 2))] (atof (nth_list (hd lp) 3))] -> [[x y z] length] in
  let if length == nil then 50.0 else length -> length in
    SO3SkyAddLightning (V3DgetSession c3dXsession) [x (y +. length) z] [0.0 (-.1.0) 0.0] length;
  0;;


fun newOb(inst)=
  PluginRegisterAction inst "Enable thunder storm" @cbEnable;
  PluginRegisterAction inst "Disable thunder storm" @cbDisable;
  PluginRegisterAction inst "Add lightning" @cbAddLightning;
  
  setPluginInstanceCbDel inst @deleteOb;
  0;;


fun IniPlug(file)=
  PlugRegister @newOb nil;
  setPluginEditor @dynamicedit;
  0;;