Merge branch 'doppelganger' of github.com:imgntn/hifi into set-model-entity-joints

examples/example/avatarcontrol/doppelganger.js

@@ -0,0 +1,136 @@
+//
+//  doppelganger.js
+//
+//  Created by James B. Pollack @imgntn on 12/28/2015
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  This script shows how to hook up a model entity to your avatar to act as a doppelganger.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+//  To-Do:  mirror joints, rotate avatar fully, automatically get avatar fbx, make sure dimensions for avatar are right when u bring it in
+
+var TEST_MODEL_URL = 'https://s3.amazonaws.com/hifi-public/ozan/avatars/albert/albert/albert.fbx';
+
+var doppelgangers = [];
+
+function Doppelganger(avatar) {
+    this.initialProperties = {
+        name: 'Hifi-Doppelganger',
+        type: 'Model',
+        modelURL: TEST_MODEL_URL,
+        // dimensions: getAvatarDimensions(avatar),
+        position: putDoppelgangerAcrossFromAvatar(this, avatar),
+        rotation: rotateDoppelgangerTowardAvatar(this, avatar),
+    };
+
+    this.id = createDoppelgangerEntity(this);
+    this.avatar = avatar;
+    return this;
+}
+
+function getJointData(avatar) {
+    var allJointData = [];
+    var jointNames = MyAvatar.jointNames;
+    jointNames.forEach(function(joint, index) {
+        var translation = MyAvatar.getJointTranslation(index);
+        var rotation = MyAvatar.getJointRotation(index)
+        allJointData.push({
+            joint: joint,
+            index: index,
+            translation: translation,
+            rotation: rotation
+        })
+    });
+
+    return allJointData;
+}
+
+function setJointData(doppelganger, allJointData) {
+    var jointRotationsSet = [];
+    var jointTranslationsSet = [];
+    var jointRotations = [];
+    var jointTranslations = [];
+
+    allJointData.forEach(function(jointData, index) {
+        jointRotationsSet[index] = true;
+        jointTranslationsSet[index] = true;
+        jointRotations.push(jointData.rotation);
+        jointTranslations.push(jointData.translation);
+
+        Entities.setAbsoluteJointTranslationInObjectFrame(doppelganger.id, index, jointData.translation);
+        Entities.setAbsoluteJointRotationInObjectFrame(doppelganger.id, index, jointData.rotation);
+
+    });
+
+    return true;
+}
+
+function mirrorJointData() {
+    return mirroredJointData;
+}
+
+function createDoppelganger(avatar) {
+    return new Doppelganger(avatar);
+}
+
+function createDoppelgangerEntity(doppelganger) {
+    return Entities.addEntity(doppelganger.initialProperties);
+}
+
+function putDoppelgangerAcrossFromAvatar(doppelganger, avatar) {
+    var avatarRot = Quat.fromPitchYawRollDegrees(0, avatar.bodyYaw, 0.0);
+    var basePosition = Vec3.sum(avatar.position, Vec3.multiply(1.5, Quat.getFront(avatarRot)));
+    return basePosition;
+}
+
+function getAvatarDimensions(avatar) {
+    return dimensions;
+}
+
+function rotateDoppelgangerTowardAvatar(doppelganger, avatar) {
+    var avatarRot = Quat.fromPitchYawRollDegrees(0, avatar.bodyYaw, 0.0);
+    avatarRot = Vec3.multiply(-1, avatarRot);
+    return avatarRot;
+}
+
+function connectDoppelgangerUpdates() {
+    Script.update.connect(updateDoppelganger);
+}
+
+function disconnectDoppelgangerUpdates() {
+    Script.update.disconnect(updateDoppelganger);
+}
+
+function updateDoppelganger() {
+    doppelgangers.forEach(function(doppelganger) {
+        var joints = getJointData(MyAvatar);
+        //var mirroredJoints = mirrorJointData(joints);
+        setJointData(doppelganger, joints);
+    });
+
+}
+
+function makeDoppelgangerForMyAvatar() {
+    var doppelganger = createDoppelganger(MyAvatar);
+    doppelgangers.push(doppelganger);
+    connectDoppelgangerUpdates();
+}
+
+makeDoppelgangerForMyAvatar();
+
+function cleanup() {
+    disconnectDoppelgangerUpdates();
+
+    doppelgangers.forEach(function(doppelganger) {
+        Entities.deleteEntity(doppelganger.id);
+    });
+}
+
+Script.scriptEnding.connect(cleanup);
+
+//  APPEND_ENTITY_PROPERTY(PROP_JOINT_ROTATIONS_SET, getJointRotationsSet());
+// APPEND_ENTITY_PROPERTY(PROP_JOINT_ROTATIONS, getJointRotations());
+//  APPEND_ENTITY_PROPERTY(PROP_JOINT_TRANSLATIONS_SET, getJointTranslationsSet());
+// APPEND_ENTITY_PROPERTY(PROP_JOINT_TRANSLATIONS, getJointTranslations());