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vrml-math-Flower.vr

vrml-math-Flower.vr (wrl ) [ flux / bitmanagement / cortona / octaga ]


  
  
  NavigationInfo{ type "EXAMINE" }
  Viewpoint{ description "start" position 0 0 10}
  Background{ skyColor .5 .5 1}
  
  DEF ROOT Transform{ scale 5 5 5 translation -1.5 0 0
   children[]}
  
  DEF Polyhedron Script {
    eventIn SFBool Plus
    eventIn SFBool Minus
    eventOut MFNode new_f
    field SFNode ROOT USE ROOT
    directOutput TRUE
  url ["javascript:
  function initialize(){ 
    MaxIt = 15;
    strArr = new MFString();  strArr.length = MaxIt;
    strArr[0] =
  'DEF F0 Transform{ children[ '+
  'DEF L0 Shape{ appearance Appearance{ material Material{ diffuseColor 1 1 0}} '+
  'geometry IndexedFaceSet{ solid FALSE convex FALSE coord Coordinate{ '+
  'point[.15 0 0,.2 .1 -.04,.2 .08 -.015,.2 .1 0,.2 .08 .015,.2 .1 .04]} '+
  'coordIndex[0 1 2 3 4 5] }} '+
  'Transform{ rotation 1 0 0 1.26 children USE L0} '+
  'Transform{ rotation 1 0 0 -1.26 children USE L0} '+
  'Transform{ rotation 1 0 0 2.52 children USE L0} '+
  'Transform{ rotation 1 0 0 -2.52 children USE L0} '+
  'DEF B0 Shape{ appearance Appearance{ material Material{ emissiveColor 0 1 0}} '+
  'geometry IndexedLineSet{ coord Coordinate{ point[0 0 0,.15 0 0]} '+
  'coordIndex[0 1]}} ]} '+
  'DEF F2 Transform{ children[ '+
  'DEF F1 Transform{ rotation 0 0 1 1.57 children USE F0} '+
  'Transform{ rotation 1 0 0 1.26 children USE F1} '+
  'Transform{ rotation 1 0 0 -1.26 children USE F1} '+
  'Transform{ rotation 1 0 0 2.52 children USE F1} '+
  'Transform{ rotation 1 0 0 -2.52 children USE F1} ]}';
    for ( i= 1; i<MaxIt; i++)  strArr[i] = 
  'Transform{ translation .15 0 0 rotation 1 0 0 .3 scale .9 .9 .9 children[ '+
  strArr[i-1] +
  '] } USE F2 USE B0 ';
    iter = 5;
    new_f = Browser.createVrmlFromString( strArr[iter] );
    ROOT.addChildren = new_f;
  }
  
  function Plus(value){
   if (value && (iter < MaxIt-1)){
    iter++;
    ROOT.removeChildren = new_f;
    new_f = Browser.createVrmlFromString( strArr[iter] );
    ROOT.addChildren = new_f;
   }
  }
  function Minus(value){
   if (value && (iter>0)){
    ROOT.removeChildren = new_f;
    iter--;
    new_f = Browser.createVrmlFromString( strArr[iter] );
    ROOT.addChildren = new_f;
   }
  }
  "]}
  # Controls
  DEF Clock TimeSensor{ cycleInterval 15}
  DEF Animation OrientationInterpolator{ key [ 0, .5, 1 ]
   keyValue [ 1 0 0 0, 1 0 0 3.14, 1 0 0 6.28 ]}
  
  Transform{ translation -4 -1 0 rotation 1 0 0 1.57 children[
   Shape{ appearance Appearance{ material Material{ diffuseColor 1 0 0}}
    geometry Cylinder{ height .2 radius .25}}
   DEF tsRot TouchSensor{} ]}
  Transform{ translation -4 1 0 children[
   Shape{ appearance Appearance{ material Material{ diffuseColor 1 0 0}}
    geometry Box{ size .4 .4 .2 }}
   DEF tsPlus TouchSensor{} ]}
  Transform{ translation -4 0 0 children[
   Shape{ appearance Appearance{ material Material{ diffuseColor 0 1 0}}
    geometry Box{ size .4 .4 .2 }}
   DEF tsMinus TouchSensor{} ]}
  
  ROUTE tsPlus.isActive TO Polyhedron.Plus
  ROUTE tsMinus.isActive TO Polyhedron.Minus
  ROUTE tsRot.touchTime TO Clock.startTime
  ROUTE Clock.fraction_changed TO Animation.set_fraction
  ROUTE Animation.value_changed TO ROOT.rotation
  


(C) A. Eliëns 2/9/2007

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