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Code Issues Projects Releases Packages Wiki Activity Actions 2

add continue-distance-holding state. don't call callEntityMethod unless action creation works. increase distance-holding multiplier.

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Seth Alves 2015-09-18 14:45:49 -07:00
parent c5716b715d
commit d1a7aca7f0
1 changed files with 56 additions and 49 deletions
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57
examples/controllers/handControllerGrab.js
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@ -26,7 +26,7 @@ var TRIGGER_ON_VALUE = 0.2;
// distant manipulation // distant manipulation
// //
var DISTANCE_HOLDING_RADIUS_FACTOR = 4; // multiplied by distance between hand and object var DISTANCE_HOLDING_RADIUS_FACTOR = 5; // multiplied by distance between hand and object
var DISTANCE_HOLDING_ACTION_TIMEFRAME = 0.1; // how quickly objects move to their new position var DISTANCE_HOLDING_ACTION_TIMEFRAME = 0.1; // how quickly objects move to their new position
var DISTANCE_HOLDING_ROTATION_EXAGGERATION_FACTOR = 2.0; // object rotates this much more than hand did var DISTANCE_HOLDING_ROTATION_EXAGGERATION_FACTOR = 2.0; // object rotates this much more than hand did
var NO_INTERSECT_COLOR = {red: 10, green: 10, blue: 255}; // line color when pick misses var NO_INTERSECT_COLOR = {red: 10, green: 10, blue: 255}; // line color when pick misses
@ -65,9 +65,10 @@ var LIFETIME = 10;
// states for the state machine // states for the state machine
var STATE_SEARCHING = 0; var STATE_SEARCHING = 0;
var STATE_DISTANCE_HOLDING = 1; var STATE_DISTANCE_HOLDING = 1;
var STATE_CLOSE_GRABBING = 2; var STATE_CONTINUE_DISTANCE_HOLDING = 2;
var STATE_CONTINUE_CLOSE_GRABBING = 3; var STATE_CLOSE_GRABBING = 3;
var STATE_RELEASE = 4; var STATE_CONTINUE_CLOSE_GRABBING = 4;
var STATE_RELEASE = 5;
var GRAB_USER_DATA_KEY = "grabKey"; var GRAB_USER_DATA_KEY = "grabKey";
@ -90,7 +91,6 @@ function controller(hand, triggerAction) {
this.state = 0; // 0 = searching, 1 = distanceHolding, 2 = closeGrabbing this.state = 0; // 0 = searching, 1 = distanceHolding, 2 = closeGrabbing
this.pointer = null; // entity-id of line object this.pointer = null; // entity-id of line object
this.triggerValue = 0; // rolling average of trigger value this.triggerValue = 0; // rolling average of trigger value
this.alreadyDistanceHolding = false; // FIXME - I'll leave it to Seth to potentially make this another state
this.update = function() { this.update = function() {
switch(this.state) { switch(this.state) {
@ -100,6 +100,9 @@ function controller(hand, triggerAction) {
case STATE_DISTANCE_HOLDING: case STATE_DISTANCE_HOLDING:
this.distanceHolding(); this.distanceHolding();
break; break;
case STATE_CONTINUE_DISTANCE_HOLDING:
this.continueDistanceHolding();
break;
case STATE_CLOSE_GRABBING: case STATE_CLOSE_GRABBING:
this.closeGrabbing(); this.closeGrabbing();
break; break;
@ -210,27 +213,11 @@ function controller(hand, triggerAction) {
this.distanceHolding = function() { this.distanceHolding = function() {
if (!this.triggerSmoothedSqueezed()) {
this.state = STATE_RELEASE;
this.alreadyDistanceHolding = false;
return;
}
if (!this.alreadyDistanceHolding) {
this.activateEntity(this.grabbedEntity);
this.alreadyDistanceHolding = true;
}
var handPosition = this.getHandPosition();
var handControllerPosition = Controller.getSpatialControlPosition(this.palm); var handControllerPosition = Controller.getSpatialControlPosition(this.palm);
var handRotation = Quat.multiply(MyAvatar.orientation, Controller.getSpatialControlRawRotation(this.palm)); var handRotation = Quat.multiply(MyAvatar.orientation, Controller.getSpatialControlRawRotation(this.palm));
var grabbedProperties = Entities.getEntityProperties(this.grabbedEntity, ["position","rotation"]); var grabbedProperties = Entities.getEntityProperties(this.grabbedEntity, ["position","rotation"]);
Entities.callEntityMethod(this.grabbedEntity, "distanceHolding");
this.lineOn(handPosition, Vec3.subtract(grabbedProperties.position, handPosition), INTERSECT_COLOR); // add the action and initialize some variables
if (this.actionID === null) {
// first time here since trigger pulled -- add the action and initialize some variables
this.currentObjectPosition = grabbedProperties.position; this.currentObjectPosition = grabbedProperties.position;
this.currentObjectRotation = grabbedProperties.rotation; this.currentObjectRotation = grabbedProperties.rotation;
this.handPreviousPosition = handControllerPosition; this.handPreviousPosition = handControllerPosition;
@ -245,7 +232,28 @@ function controller(hand, triggerAction) {
if (this.actionID == NULL_ACTION_ID) { if (this.actionID == NULL_ACTION_ID) {
this.actionID = null; this.actionID = null;
} }
} else {
if (this.actionID != null) {
this.state = STATE_CONTINUE_DISTANCE_HOLDING;
this.activateEntity(this.grabbedEntity);
Entities.callEntityMethod(this.grabbedEntity, "distanceHolding");
}
}
this.continueDistanceHolding = function() {
if (!this.triggerSmoothedSqueezed()) {
this.state = STATE_RELEASE;
return;
}
var handPosition = this.getHandPosition();
var handControllerPosition = Controller.getSpatialControlPosition(this.palm);
var handRotation = Quat.multiply(MyAvatar.orientation, Controller.getSpatialControlRawRotation(this.palm));
var grabbedProperties = Entities.getEntityProperties(this.grabbedEntity, ["position","rotation"]);
this.lineOn(handPosition, Vec3.subtract(grabbedProperties.position, handPosition), INTERSECT_COLOR);
// the action was set up on a previous call. update the targets. // the action was set up on a previous call. update the targets.
var radius = Math.max(Vec3.distance(this.currentObjectPosition, var radius = Math.max(Vec3.distance(this.currentObjectPosition,
handControllerPosition) * DISTANCE_HOLDING_RADIUS_FACTOR, handControllerPosition) * DISTANCE_HOLDING_RADIUS_FACTOR,
@ -268,7 +276,6 @@ function controller(hand, triggerAction) {
targetRotation: this.currentObjectRotation, angularTimeScale: DISTANCE_HOLDING_ACTION_TIMEFRAME targetRotation: this.currentObjectRotation, angularTimeScale: DISTANCE_HOLDING_ACTION_TIMEFRAME
}); });
} }
}
this.closeGrabbing = function() { this.closeGrabbing = function() {
@ -303,11 +310,11 @@ function controller(hand, triggerAction) {
this.actionID = null; this.actionID = null;
} else { } else {
this.state = STATE_CONTINUE_CLOSE_GRABBING; this.state = STATE_CONTINUE_CLOSE_GRABBING;
Entities.callEntityMethod(this.grabbedEntity, "closeGrabbing");
} }
this.currentHandControllerPosition = Controller.getSpatialControlPosition(this.palm); this.currentHandControllerPosition = Controller.getSpatialControlPosition(this.palm);
this.currentObjectTime = Date.now(); this.currentObjectTime = Date.now();
Entities.callEntityMethod(this.grabbedEntity, "closeGrabbing");
} }