
KeyTrigger
Type
ChildNode.
Description
This node is used to (for example) start/stop TimeSensors according to keyboard inputs. The idea is you connect this node between a KeySensor and TimeSensor's enabled attribute, and the TimeSensor will then only trigger events when you hold down the specified key(s). You could also use a BooleanToggle node to get a toggling action.
Attributes
set_activeVal SFBool (input) The boolean value of the following set_key event. This is generated by KeySensor's isActive event, and tells you if the following set_key event is a key up or a key down event.
set_key SFString (input) To be connected to KeySensor's keyPress and keyRelease outputs. This will generate a
a_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "a".
b_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "b".
c_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "c".
d_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "d".
e_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "e".
f_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "f".
g_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "g".
h_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "h".
i_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "i".
j_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "j".
k_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "k".
l_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "l".
m_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "m".
n_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "n".
o_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "o".
p_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "p".
q_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "q".
r_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "r".
s_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "s".
t_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "t".
u_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "u".
v_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "v".
w_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "w".
x_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "x".
y_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "y".
z_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "z".
0_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "0".
1_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "1".
2_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "2".
3_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "3".
4_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "4".
5_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "5".
6_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "6".
7_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "7".
8_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "8".
9_changed SFBool (output) Generated when KeyTrigger receives a set_key event with a value of "9".
Example Use
<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE X3D> <X3D profile="Full"> <Scene> <NavigationInfo type="ANY"/> <Transform DEF="boxPos" translation="0 0 0"> <Shape> <Appearance> <Material DEF="boxColour" diffuseColor="1.0 0.0 0.0 "/> </Appearance> <Box/> </Shape> </Transform> <KeySensor DEF="keybo"/> <KeyTrigger DEF="keyma"/> <TimeSensor DEF="testSensor" enabled="FALSE" cycleInterval="5.0" loop="TRUE"/> <PositionInterpolator DEF="PositionInterp" key="0.0 0.5 1.0" keyValue="1 0 0 0 1 0 0 0 1"/> <ROUTE fromNode="keybo" fromField="isActive" toNode="keyma" toField="set_activeVal"/> <ROUTE fromNode="keybo" fromField="keyPress" toNode="keyma" toField="set_key"/> <ROUTE fromNode="keybo" fromField="keyRelease" toNode="keyma" toField="set_key"/> <ROUTE fromNode="keyma" fromField="s_changed" toNode="testSensor" toField="enabled"/> <ROUTE fromNode="testSensor" fromField="fraction_changed" toNode="PositionInterp" toField="set_fraction"/> <ROUTE fromNode="PositionInterp" fromField="value_changed" toNode="boxPos" toField="translation"/> </Scene> </X3D>