Switch
( tutorial )
Switch between an empty world ,"vide.wrl" and a non empty world .
When you arrive nothing seems loaded , except the arrival world .
Click or have a ProxymitySensor and the right ( or rights * ) objects will be loaded .
#VRML V2.0 utf8
DEF dad_switch Transform {
children [
DEF SWITCH Switch {
whichChoice 0
choice [
Transform {
children [ Inline {url
"http://.../vide.wrl"}]
}
Transform {
translation 0 -2 0
children [
Inline {url "http://.../galerieJP.wrl"}
]
}
]}
Transform {
children [
DEF Sensor TouchSensor{}
Transform { translation 1 -.5 0
children [
Shape {
appearance Appearance {
}
geometry Box { size .1 .1 .1 }
}
]
}
]
}
]
}
DEF SCRIPT Script {
eventIn SFBool clicked
eventOut SFInt32 which
field SFInt32 num 0
url "vrmlscript:
function clicked(val) {
if(val) {
num = (num + 1) % 2;
which = num;
}
}
"
}
ROUTE SCRIPT.which TO SWITCH.whichChoice
ROUTE Sensor.isActive TO SCRIPT.clicked
Viewpoint {position 0 0 2
description "Entry"
}
**To get several objects , put them in the Switch and be sure to have the right number in the script :
num = (num + 1) % 2; .... or 3 , or 4 , etc
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