script logo handler


  
  NavigationInfo {
     type ["NONE"]
  }
  
  Viewpoint {
     description "Default View"
     position 5 5 13
  }

image


  
  Transform {
     translation 5 5 0
     children [
        Shape {
           appearance Appearance {            
              texture ImageTexture {
                 url "@logo.gif"
              }
              textureTransform DEF TEXTRANS TextureTransform {}
           }
           geometry Box {
              size 10 10 1e-8
           }
        }
     ]
  }

sensor


  
  Group {
     children [
        DEF SENSOR PlaneSensor {
           minPosition 0 0
           maxPosition 10 10
           offset 10 10 0
        }
  
        DEF BUTTON Transform {
           translation 10 10 0
           children [
              Shape {
                 appearance Appearance {
                    material Material {
                       emissiveColor 1 0 0
                    }
                 }
                 geometry Sphere {
                    radius 0.1
                 }
              }
           ]
        }
     ]
  }

script


  
  DEF SCRIPT Script {
     eventIn  SFVec3f  set_translation
     eventOut SFVec2f  scale_changed
     url "javascript:
        function set_translation(value,time) {
           if (value.x < 1e-8) value.x = 1e-8;
           if (value.y < 1e-8) value.y = 1e-8;
           var newScale = new SFVec2f(10/value.x, 10/value.y);
           scale_changed = newScale;
        }
     "
  }

event routing


  
  ROUTE SENSOR.translation_changed TO BUTTON.set_translation
  ROUTE SENSOR.translation_changed TO SCRIPT.set_translation
  ROUTE SCRIPT.scale_changed TO TEXTRANS.set_scale

[] readme course preface 1 2 3 4 5 6 7 reference examples resources

eliens@cs.vu.nl

draft version 0.3 (17/9/2001)