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Merge pull request #6771 from ericrius1/directDistanceGrab

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Squeezing bumper while distance grabbing now brings object to your hand in all cases
This commit is contained in:
Seth Alves 2016-01-06 15:30:23 -08:00
commit 01c9de4f9d
1 changed files with 100 additions and 87 deletions
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187
examples/controllers/handControllerGrab.js
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@ -40,6 +40,7 @@ var DISTANCE_HOLDING_RADIUS_FACTOR = 3.5; // multiplied by distance between hand
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 MOVE_WITH_HEAD = true; // experimental head-controll of distantly held objects
var FAR_TO_NEAR_GRAB_PADDING_FACTOR = 1.2;
var NO_INTERSECT_COLOR = {
red: 10,
@ -579,9 +580,9 @@ function MyController(hand) {
};
this.renewParticleBeamLifetime = function(){
var props = Entities.getEntityProperties(this.particleBeam,"age");
Entities.editEntity(this.particleBeam,{
this.renewParticleBeamLifetime = function() {
var props = Entities.getEntityProperties(this.particleBeam, "age");
Entities.editEntity(this.particleBeam, {
lifetime: TEMPORARY_PARTICLE_BEAM_LIFETIME + props.age // renew lifetime
})
}
@ -904,11 +905,19 @@ function MyController(hand) {
if (intersection.properties.collisionsWillMove && !intersection.properties.locked) {
// the hand is far from the intersected object. go into distance-holding mode
this.grabbedEntity = intersection.entityID;
if (typeof grabbableData.spatialKey !== 'undefined' && this.state == STATE_EQUIP_SEARCHING) {
if (this.state == STATE_EQUIP_SEARCHING) {
// if a distance pick in equip mode hits something with a spatialKey, equip it
// TODO use STATE_EQUIP_SPRING here once it works right.
// this.setState(STATE_EQUIP_SPRING);
if (typeof grabbableData.spatialKey === 'undefined') {
// We want to give a temporary position offset to this object so it is pulled close to hand
var intersectionPointToCenterDistance = Vec3.length(Vec3.subtract(intersection.intersection, intersection.properties.position));
this.temporaryPositionOffset = Vec3.normalize(Vec3.subtract(intersection.properties.position, handPosition));
this.temporaryPositionOffset = Vec3.multiply(this.temporaryPositionOffset, intersectionPointToCenterDistance * FAR_TO_NEAR_GRAB_PADDING_FACTOR);
}
this.setState(STATE_EQUIP);
this.turnOffVisualizations();
return;
} else if ((this.state == STATE_SEARCHING) && this.triggerSmoothedGrab()) {
this.setState(STATE_DISTANCE_HOLDING);
@ -1294,103 +1303,107 @@ function MyController(hand) {
this.projectVectorAlongAxis = function(position, axisStart, axisEnd) {
var aPrime = Vec3.subtract(position, axisStart);
var aPrime = Vec3.subtract(position, axisStart);
var bPrime = Vec3.subtract(axisEnd, axisStart);
var bPrime = Vec3.subtract(axisEnd, axisStart);
var bPrimeMagnitude = Vec3.length(bPrime);
var bPrimeMagnitude = Vec3.length(bPrime);
var dotProduct = Vec3.dot(aPrime, bPrime);
var dotProduct = Vec3.dot(aPrime, bPrime);
var scalar = dotProduct / bPrimeMagnitude;
var scalar = dotProduct / bPrimeMagnitude;
if (scalar < 0) {
scalar = 0;
if (scalar < 0) {
scalar = 0;
}
if (scalar > 1) {
scalar = 1;
}
var projection = Vec3.sum(axisStart, Vec3.multiply(scalar, Vec3.normalize(bPrime)));
return projection
};
this.nearGrabbing = function() {
var now = Date.now();
var grabbableData = getEntityCustomData(GRABBABLE_DATA_KEY, this.grabbedEntity, DEFAULT_GRABBABLE_DATA);
if (this.state == STATE_NEAR_GRABBING && this.triggerSmoothedReleased()) {
this.setState(STATE_RELEASE);
Entities.callEntityMethod(this.grabbedEntity, "releaseGrab");
return;
}
this.lineOff();
this.overlayLineOff();
var grabbedProperties = Entities.getEntityProperties(this.grabbedEntity, GRABBABLE_PROPERTIES);
this.activateEntity(this.grabbedEntity, grabbedProperties);
if (grabbedProperties.collisionsWillMove && NEAR_GRABBING_KINEMATIC) {
Entities.editEntity(this.grabbedEntity, {
collisionsWillMove: false
});
}
var handRotation = this.getHandRotation();
var handPosition = this.getHandPosition();
var grabbableData = getEntityCustomData(GRABBABLE_DATA_KEY, this.grabbedEntity, DEFAULT_GRABBABLE_DATA);
if (this.state != STATE_NEAR_GRABBING && grabbableData.spatialKey) {
// if an object is "equipped" and has a spatialKey, use it.
this.ignoreIK = grabbableData.spatialKey.ignoreIK ? grabbableData.spatialKey.ignoreIK : false;
this.offsetPosition = getSpatialOffsetPosition(this.hand, grabbableData.spatialKey);
this.offsetRotation = getSpatialOffsetRotation(this.hand, grabbableData.spatialKey);
} else {
this.ignoreIK = false;
var objectRotation = grabbedProperties.rotation;
this.offsetRotation = Quat.multiply(Quat.inverse(handRotation), objectRotation);
var currentObjectPosition = grabbedProperties.position;
var offset = Vec3.subtract(currentObjectPosition, handPosition);
this.offsetPosition = Vec3.multiplyQbyV(Quat.inverse(Quat.multiply(handRotation, this.offsetRotation)), offset);
if (this.temporaryPositionOffset && this.state != STATE_NEAR_GRABBING) {
this.offsetPosition = this.temporaryPositionOffset;
}
}
if (scalar > 1) {
scalar = 1;
}
var projection = Vec3.sum(axisStart, Vec3.multiply(scalar, Vec3.normalize(bPrime)));
if (!this.setupHoldAction()) {
return;
}
return projection
if (this.state == STATE_NEAR_GRABBING) {
this.setState(STATE_CONTINUE_NEAR_GRABBING);
} else {
// equipping
Entities.callEntityMethod(this.grabbedEntity, "startEquip", [JSON.stringify(this.hand)]);
this.startHandGrasp();
};
this.setState(STATE_CONTINUE_EQUIP_BD);
}
this.nearGrabbing = function() {
var now = Date.now();
var grabbableData = getEntityCustomData(GRABBABLE_DATA_KEY, this.grabbedEntity, DEFAULT_GRABBABLE_DATA);
if (this.hand === RIGHT_HAND) {
Entities.callEntityMethod(this.grabbedEntity, "setRightHand");
} else {
Entities.callEntityMethod(this.grabbedEntity, "setLeftHand");
}
if (this.state == STATE_NEAR_GRABBING && this.triggerSmoothedReleased()) {
this.setState(STATE_RELEASE);
Entities.callEntityMethod(this.grabbedEntity, "releaseGrab");
return;
}
Entities.callEntityMethod(this.grabbedEntity, "setHand", [this.hand]);
Entities.callEntityMethod(this.grabbedEntity, "startNearGrab");
this.lineOff();
this.overlayLineOff();
this.currentHandControllerTipPosition =
(this.hand === RIGHT_HAND) ? MyAvatar.rightHandTipPosition : MyAvatar.leftHandTipPosition;
var grabbedProperties = Entities.getEntityProperties(this.grabbedEntity, GRABBABLE_PROPERTIES);
this.activateEntity(this.grabbedEntity, grabbedProperties);
if (grabbedProperties.collisionsWillMove && NEAR_GRABBING_KINEMATIC) {
Entities.editEntity(this.grabbedEntity, {
collisionsWillMove: false
});
}
var handRotation = this.getHandRotation();
var handPosition = this.getHandPosition();
var grabbableData = getEntityCustomData(GRABBABLE_DATA_KEY, this.grabbedEntity, DEFAULT_GRABBABLE_DATA);
if (this.state != STATE_NEAR_GRABBING && grabbableData.spatialKey) {
// if an object is "equipped" and has a spatialKey, use it.
this.ignoreIK = grabbableData.spatialKey.ignoreIK ? grabbableData.spatialKey.ignoreIK : false;
this.offsetPosition = getSpatialOffsetPosition(this.hand, grabbableData.spatialKey);
this.offsetRotation = getSpatialOffsetRotation(this.hand, grabbableData.spatialKey);
} else {
this.ignoreIK = false;
var objectRotation = grabbedProperties.rotation;
this.offsetRotation = Quat.multiply(Quat.inverse(handRotation), objectRotation);
var currentObjectPosition = grabbedProperties.position;
var offset = Vec3.subtract(currentObjectPosition, handPosition);
this.offsetPosition = Vec3.multiplyQbyV(Quat.inverse(Quat.multiply(handRotation, this.offsetRotation)), offset);
}
if (!this.setupHoldAction()) {
return;
}
if (this.state == STATE_NEAR_GRABBING) {
this.setState(STATE_CONTINUE_NEAR_GRABBING);
} else {
// equipping
Entities.callEntityMethod(this.grabbedEntity, "startEquip", [JSON.stringify(this.hand)]);
this.startHandGrasp();
this.setState(STATE_CONTINUE_EQUIP_BD);
}
if (this.hand === RIGHT_HAND) {
Entities.callEntityMethod(this.grabbedEntity, "setRightHand");
} else {
Entities.callEntityMethod(this.grabbedEntity, "setLeftHand");
}
Entities.callEntityMethod(this.grabbedEntity, "setHand", [this.hand]);
Entities.callEntityMethod(this.grabbedEntity, "startNearGrab");
this.currentHandControllerTipPosition =
(this.hand === RIGHT_HAND) ? MyAvatar.rightHandTipPosition : MyAvatar.leftHandTipPosition;
this.currentObjectTime = Date.now();
};
this.currentObjectTime = Date.now();
};
this.continueNearGrabbing = function() {
if (this.state == STATE_CONTINUE_NEAR_GRABBING && this.triggerSmoothedReleased()) {
@ -1898,8 +1911,8 @@ Script.update.connect(update);
// we can't create the search system on-demand since it takes some time for the particles to reach their entire length.
// thus the system cannot have a fixed lifetime. this loop updates the lifetimes and will stop updating if a user crashes.
if(USE_PARTICLE_BEAM_FOR_SEARCHING===true || USE_PARTICLE_BEAM_FOR_MOVING ===true){
Script.update.connect(renewParticleBeamLifetimes)
if (USE_PARTICLE_BEAM_FOR_SEARCHING === true || USE_PARTICLE_BEAM_FOR_MOVING === true) {
Script.update.connect(renewParticleBeamLifetimes)
}
var sinceLastParticleLifetimeUpdate = 0;
@ -1914,4 +1927,4 @@ function renewParticleBeamLifetimes(deltaTime) {
}
rightController.renewParticleBeamLifetime();
leftController.renewParticleBeamLifetime();
}
}