grab animation work

Hand animations now have 5 states:

* idle
* open
* grasp
* point
* farGrasp

The handControllerGrab.js script now chooses one of these five animations, based on the state of the HandController object.

Also, removed hand trigger AnimVar setting from C++ Rig class.
This commit is contained in:
Anthony J. Thibault 2016-01-07 19:34:44 -08:00
parent c2736cb68c
commit cac19b8579
5 changed files with 226 additions and 237 deletions

View file

@ -157,7 +157,12 @@ var STATE_CONTINUE_EQUIP = 14;
var STATE_WAITING_FOR_BUMPER_RELEASE = 15;
var STATE_EQUIP_SPRING = 16;
// Used by the HandAnimaitonBuddy to play hand animations
var IDLE_HAND_STATES = [STATE_OFF, STATE_RELEASE];
var OPEN_HAND_STATES = [STATE_SEARCHING, STATE_EQUIP_SEARCHING];
var POINT_HAND_STATES = [STATE_NEAR_TRIGGER, STATE_CONTINUE_NEAR_TRIGGER, STATE_FAR_TRIGGER, STATE_CONTINUE_FAR_TRIGGER];
var FAR_GRASP_HAND_STATES = [STATE_DISTANCE_HOLDING, STATE_CONTINUE_DISTANCE_HOLDING];
// otherwise grasp
function stateToName(state) {
switch (state) {
@ -265,6 +270,94 @@ function getSpatialOffsetRotation(hand, spatialKey) {
return rotation;
}
var HAND_IDLE_RAMP_ON_RATE = 0.1;
var HAND_IDLE_RAMP_OFF_RATE = 0.02;
// ctor
function HandAnimationBuddy(handController) {
this.handController = handController;
this.hand = handController.hand;
this.handIdleAlpha = 0;
var handPrefix = (this.hand === RIGHT_HAND) ? "right" : "left";
this.animVarKeys = {
idle: handPrefix + "HandIdle",
overlayAlpha: handPrefix + "HandOverlayAlpha",
open: handPrefix + "HandOpen",
point: handPrefix + "HandPoint",
farGrasp: handPrefix + "HandFarGrasp",
grasp: handPrefix + "HandGrasp"
};
// hook up anim var handler
var self = this;
this.animHandlerId = MyAvatar.addAnimationStateHandler(function (props) {
return self.animStateHandler(props);
}, []);
}
HandAnimationBuddy.prototype.animStateHandler = function (props) {
var foundState = false;
var result = {};
var state = this.handController.state;
var keys = this.animVarKeys;
// idle check & process
if (IDLE_HAND_STATES.indexOf(state) != -1) {
// ramp down handIdleAlpha
this.handIdleAlpha = Math.max(0, this.handIdleAlpha - HAND_IDLE_RAMP_OFF_RATE);
result[keys.idle] = true;
foundState = true;
} else {
// ramp up handIdleAlpha
this.handIdleAlpha = Math.min(1, this.handIdleAlpha + HAND_IDLE_RAMP_ON_RATE);
result[keys.idle] = false;
}
result[keys.overlayAlpha] = this.handIdleAlpha;
// open check
if (OPEN_HAND_STATES.indexOf(state) != -1) {
result[keys.open] = true;
foundState = true;
} else {
result[keys.open] = false;
}
// point check
if (POINT_HAND_STATES.indexOf(state) != -1) {
result[keys.point] = true;
foundState = true;
} else {
result[keys.point] = false;
}
// far grasp check
if (FAR_GRASP_HAND_STATES.indexOf(state) != -1) {
result[keys.farGrasp] = true;
foundState = true;
} else {
result[keys.farGrasp] = false;
}
// grasp check
if (!foundState) {
result[keys.grasp] = true;
} else {
result[keys.grasp] = false;
}
return result;
};
HandAnimationBuddy.prototype.cleanup = function () {
if (this.animHandlerId) {
MyAvatar.removeAnimationStateHandler(this.animHandlerId);
this.animHandlerId = undefined;
}
};
function MyController(hand) {
this.hand = hand;
if (this.hand === RIGHT_HAND) {
@ -304,84 +397,11 @@ function MyController(hand) {
this.ignoreIK = false;
this.offsetPosition = Vec3.ZERO;
this.offsetRotation = Quat.IDENTITY;
this.handIdleAlpha = 0;
var HAND_IDLE_RAMP_ON_RATE = 0.1;
var HAND_IDLE_RAMP_OFF_RATE = 0.02;
this.handAnimationBuddy = new HandAnimationBuddy(this);
var _this = this;
var farGrabStates = [STATE_DISTANCE_HOLDING, STATE_CONTINUE_DISTANCE_HOLDING];
var pointStates = [STATE_SEARCHING, STATE_EQUIP_SEARCHING,
STATE_NEAR_TRIGGER, STATE_CONTINUE_NEAR_TRIGGER,
STATE_FAR_TRIGGER, STATE_CONTINUE_FAR_TRIGGER];
var idleStates = [STATE_OFF];
var propList = ["isLeftHandFarGrab", "isLeftHandPoint", "isLeftHandIdle", "isLeftHandGrab",
"isRightHandFarGrab", "isRightHandPoint", "isRightHandIdle", "isRightHandGrab"];
// hook up anim var handler
this.animHandlerId = MyAvatar.addAnimationStateHandler(function (props) {
var foundState = false;
var result = {};
var isHandPrefix = (_this.hand === RIGHT_HAND) ? "isRight" : "isLeft";
var handPrefix = (_this.hand === RIGHT_HAND) ? "right" : "left";
/*
// far grab check
if (farGrabStates.indexOf(_this.state) != -1) {
result[isHandPrefix + "HandFarGrab"] = true;
foundState = true;
} else {
result[isHandPrefix + "HandFarGrab"] = false;
}
*/
result[handPrefix + "HandGrabBlend"] = _this.triggerValue;
// point check
if (pointStates.indexOf(_this.state) != -1) {
result[isHandPrefix + "HandPoint"] = true;
foundState = true;
} else {
result[isHandPrefix + "HandPoint"] = false;
}
// idle check
if (idleStates.indexOf(_this.state) != -1) {
// ramp down handIdleAlpha
if (_this.handIdleAlpha > HAND_IDLE_RAMP_OFF_RATE) {
_this.handIdleAlpha -= HAND_IDLE_RAMP_OFF_RATE;
} else {
_this.handIdleAlpha = 0;
}
result[isHandPrefix + "HandIdle"] = true;
foundState = true;
} else {
// ramp up handIdleAlpha
if (_this.handIdleAlpha < 1 - HAND_IDLE_RAMP_ON_RATE) {
_this.handIdleAlpha += HAND_IDLE_RAMP_ON_RATE;
} else {
_this.handIdleAlpha = 1;
}
result[isHandPrefix + "HandIdle"] = false;
}
result[handPrefix + "HandOverlayAlpha"] = _this.handIdleAlpha;
// grab check
if (!foundState) {
result[isHandPrefix + "HandGrab"] = true;
} else {
result[isHandPrefix + "HandGrab"] = false;
}
return result;
}, propList);
this.update = function() {
this.updateSmoothedTrigger();
@ -1802,11 +1822,7 @@ function MyController(hand) {
Entities.deleteEntity(this.particleBeam);
Entities.deleteEntity(this.spotLight);
Entities.deleteEntity(this.pointLight);
if (this.animHandlerId) {
MyAvatar.removeAnimationStateHandler(this.animHandlerId);
this.animHandlerId = undefined;
}
this.handAnimationBuddy.cleanup();
};
this.activateEntity = function(entityID, grabbedProperties) {
@ -2008,4 +2024,4 @@ function renewParticleBeamLifetimes(deltaTime) {
}
rightController.renewParticleBeamLifetime();
leftController.renewParticleBeamLifetime();
}
}

View file

@ -129,36 +129,54 @@
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isRightHandPoint", "state": "rightHandPointIntro" },
{ "var": "isRightHandGrab", "state": "rightHandGrab" }
{ "var": "rightHandOpen", "state": "rightHandOpen" },
{ "var": "rightHandGrasp", "state": "rightHandGrasp" },
{ "var": "rightHandPoint", "state": "rightHandPoint" },
{ "var": "rightHandFarGrasp", "state": "rightHandFarGrasp" }
]
},
{
"id": "rightHandPointIntro",
"id": "rightHandOpen",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isRightHandIdle", "state": "rightHandIdle" },
{ "var": "isRightHandGrab", "state": "rightHandGrab" },
{ "var": "isRightHandPointIntroOnDone", "state": "rightHandPointHold" }
{ "var": "rightHandIdle", "state": "rightHandIdle" },
{ "var": "rightHandGrasp", "state": "rightHandGrasp" },
{ "var": "rightHandPoint", "state": "rightHandPoint" },
{ "var": "rightHandFarGrasp", "state": "rightHandFarGrasp" }
]
},
{
"id": "rightHandPointHold",
"id": "rightHandGrasp",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isRightHandIdle", "state": "rightHandIdle" },
{ "var": "isRightHandGrab", "state": "rightHandGrab" }
{ "var": "rightHandOpen", "state": "rightHandOpen" },
{ "var": "rightHandIdle", "state": "rightHandIdle" },
{ "var": "rightHandPoint", "state": "rightHandPoint" },
{ "var": "rightHandFarGrasp", "state": "rightHandFarGrasp" }
]
},
{
"id": "rightHandGrab",
"id": "rightHandPoint",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isRightHandIdle", "state": "rightHandIdle" },
{ "var": "isRightHandPoint", "state": "rightHandPointHold" }
{ "var": "rightHandOpen", "state": "rightHandOpen" },
{ "var": "rightHandIdle", "state": "rightHandIdle" },
{ "var": "rightHandGrasp", "state": "rightHandGrasp" },
{ "var": "rightHandFarGrasp", "state": "rightHandFarGrasp" }
]
},
{
"id": "rightHandFarGrasp",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "rightHandOpen", "state": "rightHandOpen" },
{ "var": "rightHandIdle", "state": "rightHandIdle" },
{ "var": "rightHandGrasp", "state": "rightHandGrasp" },
{ "var": "rightHandPoint", "state": "rightHandPoint" }
]
}
]
@ -177,7 +195,43 @@
"children": []
},
{
"id": "rightHandPointHold",
"id": "rightHandOpen",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/force_grab_right.fbx",
"startFrame": 0.0,
"endFrame": 0.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "rightHandGrasp",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_right.fbx",
"startFrame": 10.0,
"endFrame": 10.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "rightHandPoint",
"type": "clip",
"data": {
"url": "http://hifi-public.s3.amazonaws.com/ozan/anim/hand_anims/point_right_hand.fbx",
"startFrame": 20.0,
"endFrame": 20.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "rightHandFarGrasp",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/force_grab_right.fbx",
@ -187,52 +241,6 @@
"loopFlag": true
},
"children": []
},
{
"id": "rightHandPointIntro",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/force_grab_right.fbx",
"startFrame": 0.0,
"endFrame": 12.0,
"timeScale": 1.0,
"loopFlag": false
},
"children": []
},
{
"id": "rightHandGrab",
"type": "blendLinear",
"data": {
"alpha": 0.0,
"alphaVar": "rightHandGrabBlend"
},
"children": [
{
"id": "rightHandOpen",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_right.fbx",
"startFrame": 0.0,
"endFrame": 0.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "rightHandClose",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_right.fbx",
"startFrame": 10.0,
"endFrame": 10.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
}
]
}
]
},
@ -256,36 +264,54 @@
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isLeftHandPoint", "state": "leftHandPointIntro" },
{ "var": "isLeftHandGrab", "state": "leftHandGrab" }
{ "var": "leftHandOpen", "state": "leftHandOpen" },
{ "var": "leftHandGrasp", "state": "leftHandGrasp" },
{ "var": "leftHandPoint", "state": "leftHandPoint" },
{ "var": "leftHandFarGrasp", "state": "leftHandFarGrasp" }
]
},
{
"id": "leftHandPointIntro",
"id": "leftHandOpen",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isLeftHandIdle", "state": "leftHandIdle" },
{ "var": "isLeftHandGrab", "state": "leftHandGrab" },
{ "var": "isLeftHandPointIntroOnDone", "state": "leftHandPointHold" }
{ "var": "leftHandIdle", "state": "leftHandIdle" },
{ "var": "leftHandGrasp", "state": "leftHandGrasp" },
{ "var": "leftHandPoint", "state": "leftHandPoint" },
{ "var": "leftHandFarGrasp", "state": "leftHandFarGrasp" }
]
},
{
"id": "leftHandPointHold",
"id": "leftHandGrasp",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isLeftHandIdle", "state": "leftHandIdle" },
{ "var": "isLeftHandGrab", "state": "leftHandGrab" }
{ "var": "leftHandOpen", "state": "leftHandOpen" },
{ "var": "leftHandIdle", "state": "leftHandIdle" },
{ "var": "leftHandPoint", "state": "leftHandPoint" },
{ "var": "leftHandFarGrasp", "state": "leftHandFarGrasp" }
]
},
{
"id": "leftHandGrab",
"id": "leftHandPoint",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "isLeftHandIdle", "state": "leftHandIdle" },
{ "var": "isLeftHandPoint", "state": "leftHandPointHold" }
{ "var": "leftHandOpen", "state": "leftHandOpen" },
{ "var": "leftHandIdle", "state": "leftHandIdle" },
{ "var": "leftHandGrasp", "state": "leftHandGrasp" },
{ "var": "leftHandFarGrasp", "state": "leftHandFarGrasp" }
]
},
{
"id": "leftHandFarGrasp",
"interpTarget": 3,
"interpDuration": 3,
"transitions": [
{ "var": "leftHandOpen", "state": "leftHandOpen" },
{ "var": "leftHandIdle", "state": "leftHandIdle" },
{ "var": "leftHandGrasp", "state": "leftHandGrasp" },
{ "var": "leftHandPoint", "state": "leftHandPoint" }
]
}
]
@ -304,7 +330,33 @@
"children": []
},
{
"id": "leftHandPointHold",
"id": "leftHandOpen",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_left.fbx",
"startFrame": 0.0,
"endFrame": 0.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "leftHandGrasp",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_left.fbx",
"startFrame": 10.0,
"endFrame": 10.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "leftHandPoint",
"type": "clip",
"data": {
"url": "http://hifi-public.s3.amazonaws.com/ozan/anim/hand_anims/point_left_hand.fbx",
@ -316,50 +368,17 @@
"children": []
},
{
"id": "leftHandPointIntro",
"id": "leftHandFarGrasp",
"type": "clip",
"data": {
"url": "http://hifi-public.s3.amazonaws.com/ozan/anim/hand_anims/point_left_hand.fbx",
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_left.fbx",
"startFrame": 0.0,
"endFrame": 12.0,
"endFrame": 0.0,
"timeScale": 1.0,
"loopFlag": false
"loopFlag": true
},
"children": []
},
{
"id": "leftHandGrab",
"type": "blendLinear",
"data": {
"alpha": 0.0,
"alphaVar": "leftHandGrabBlend"
},
"children": [
{
"id": "leftHandOpen",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_left.fbx",
"startFrame": 0.0,
"endFrame": 0.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
},
{
"id": "leftHandClose",
"type": "clip",
"data": {
"url": "https://hifi-public.s3.amazonaws.com/ozan/anim/grab/grab_left.fbx",
"startFrame": 10.0,
"endFrame": 10.0,
"timeScale": 1.0,
"loopFlag": true
},
"children": []
}
]
}
]
},

View file

@ -119,7 +119,6 @@ void SkeletonModel::updateRig(float deltaTime, glm::mat4 parentTransform) {
handParams.isLeftEnabled = true;
handParams.leftPosition = Quaternions::Y_180 * leftPalm.getRawPosition();
handParams.leftOrientation = Quaternions::Y_180 * leftPalm.getRawRotation();
handParams.leftTrigger = leftPalm.getTrigger();
} else {
handParams.isLeftEnabled = false;
}
@ -129,7 +128,6 @@ void SkeletonModel::updateRig(float deltaTime, glm::mat4 parentTransform) {
handParams.isRightEnabled = true;
handParams.rightPosition = Quaternions::Y_180 * rightPalm.getRawPosition();
handParams.rightOrientation = Quaternions::Y_180 * rightPalm.getRawRotation();
handParams.rightTrigger = rightPalm.getTrigger();
} else {
handParams.isRightEnabled = false;
}

View file

@ -960,7 +960,6 @@ void Rig::updateEyeJoint(int index, const glm::vec3& modelTranslation, const glm
}
void Rig::updateFromHandParameters(const HandParameters& params, float dt) {
if (_animSkeleton && _animNode) {
if (params.isLeftEnabled) {
_animVars.set("leftHandPosition", params.leftPosition);
@ -980,47 +979,6 @@ void Rig::updateFromHandParameters(const HandParameters& params, float dt) {
_animVars.unset("rightHandRotation");
_animVars.set("rightHandType", (int)IKTarget::Type::HipsRelativeRotationAndPosition);
}
/*
// set leftHand grab vars
_animVars.set("isLeftHandIdle", false);
_animVars.set("isLeftHandPoint", false);
_animVars.set("isLeftHandGrab", false);
// Split the trigger range into three zones.
bool rampOut = false;
if (params.leftTrigger > 0.6666f) {
_animVars.set("isLeftHandGrab", true);
} else if (params.leftTrigger > 0.3333f) {
_animVars.set("isLeftHandPoint", true);
} else {
_animVars.set("isLeftHandIdle", true);
rampOut = true;
}
const float OVERLAY_RAMP_OUT_SPEED = 6.0f; // ramp in and out over 1/6th of a sec
_leftHandOverlayAlpha = glm::clamp(_leftHandOverlayAlpha + (rampOut ? -1.0f : 1.0f) * OVERLAY_RAMP_OUT_SPEED * dt, 0.0f, 1.0f);
_animVars.set("leftHandOverlayAlpha", _leftHandOverlayAlpha);
_animVars.set("leftHandGrabBlend", params.leftTrigger);
// set leftHand grab vars
_animVars.set("isRightHandIdle", false);
_animVars.set("isRightHandPoint", false);
_animVars.set("isRightHandGrab", false);
// Split the trigger range into three zones
rampOut = false;
if (params.rightTrigger > 0.6666f) {
_animVars.set("isRightHandGrab", true);
} else if (params.rightTrigger > 0.3333f) {
_animVars.set("isRightHandPoint", true);
} else {
_animVars.set("isRightHandIdle", true);
rampOut = true;
}
_rightHandOverlayAlpha = glm::clamp(_rightHandOverlayAlpha + (rampOut ? -1.0f : 1.0f) * OVERLAY_RAMP_OUT_SPEED * dt, 0.0f, 1.0f);
_animVars.set("rightHandOverlayAlpha", _rightHandOverlayAlpha);
_animVars.set("rightHandGrabBlend", params.rightTrigger);
*/
}
}

View file

@ -71,8 +71,6 @@ public:
glm::quat leftOrientation = glm::quat(); // rig space (z forward)
glm::vec3 rightPosition = glm::vec3(); // rig space
glm::quat rightOrientation = glm::quat(); // rig space (z forward)
float leftTrigger = 0.0f;
float rightTrigger = 0.0f;
};
virtual ~Rig() {}