livecodingspace-app/public/vwf/view/aframeComponent.js

"use strict";
/*
The MIT License (MIT)
Copyright (c) 2014-2018 Nikolai Suslov and the Krestianstvo.org project contributors. (https://github.com/NikolaySuslov/livecodingspace/blob/master/LICENSE.md)

Virtual World Framework Apache 2.0 license  (https://github.com/NikolaySuslov/livecodingspace/blob/master/licenses/LICENSE_VWF.md)
*/

// VWF & A-Frame components view driver

define(["module", "vwf/view"], function (module, view) {
    var self;

    return view.load(module, {

        // == Module Definition ====================================================================

        initialize: function (options) {
            self = this;
            this.nodes = {};

            this.tickTime = 0;
            this.realTickDif = 50;
            this.lastrealTickDif = 50;
            this.lastRealTick = performance.now();

            this.state.appInitialized = false;

            if (typeof options == "object") {

                this.rootSelector = options["application-root"];
            }
            else {
                this.rootSelector = options;
            }



            this.resetInterpolation = function (nodeID, propertyName) {

                if (propertyName == 'position') {
                    self.nodes[nodeID].interpolate.position.lastTick = getPosition(nodeID);
                    self.nodes[nodeID].interpolate.position.selfTick = goog.vec.Vec3.clone(self.nodes[nodeID].interpolate.position.lastTick);
                }

                if (propertyName == 'rotation') {
                    self.nodes[nodeID].interpolate.rotation.lastTick = getRotation(nodeID);
                    self.nodes[nodeID].interpolate.rotation.selfTick = self.nodes[nodeID].interpolate.rotation.lastTick;
                }

            }

        },

        // initializedNode: function( nodeID, childID ) {
        // },

        createdNode: function (nodeID, childID, childExtendsID, childImplementsIDs,
            childSource, childType, childIndex, childName, callback /* ( ready ) */) {

            var node = this.state.nodes[childID];

            // If the "nodes" object does not have this object in it, it must not be one that
            // this driver cares about
            if (!node) {
                return;
            }


            if (this.state.nodes[childID]) {
                this.nodes[childID] = {
                    id: childID,
                    extends: childExtendsID,
                    entityID: this.state.nodes[childID].parentID,
                    liveBindings: {}
                };

                let entityID = this.state.nodes[childID].parentID;
                let viewDriver = vwf.views["vwf/view/aframe"];
                let entityNode = Object.entries(viewDriver.nodes).find(el =>
                    el[1].id == entityID
                )[1];

                if (!entityNode.components)
                    entityNode.components = {}


                entityNode.components[this.state.nodes[childID].name] = childID;
                //console.log(entityNode);


            }
            // else if (this.state.nodes[childID] && this.state.nodes[childID].aframeObj) {
            //     this.nodes[childID] = {
            //         id:childID,
            //         extends:childExtendsID
            //     };
            // }

        },

        initializedNode: function (nodeID, childID) {

            var node = this.state.nodes[childID];

            if (!node) {
                return;
            }

            if (this.nodes[childID].extends == "http://vwf.example.com/aframe/a-sound-component.vwf") {
                console.log(vwf.getProperty(childID, 'isPlaying'));
                self.kernel.callMethod(childID, "playSound");
            }

        },

        createdProperty: function (nodeId, propertyName, propertyValue) {
            return this.satProperty(nodeId, propertyName, propertyValue);
        },

        initializedProperty: function (nodeId, propertyName, propertyValue) {
            return this.satProperty(nodeId, propertyName, propertyValue);
        },



        satProperty: function (nodeId, propertyName, propertyValue) {

            var node = this.state.nodes[nodeId];

            if (!(node && node.aframeObj)) {
                return;
            }

            if (node.name == "material") {

                if (propertyName == 'repeat') {

                    self.kernel.callMethod(nodeId, "refreshSrc", []);

                    // let src = node.aframeObj.el.getAttribute('material').src;
                    // if (src) {
                    //     let srcID = src.id;
                    //     let elID = '#'+ srcID;
                    //     if(srcID) self.kernel.callMethod(nodeId, "updateSrc", [elID])
                    // }


                }


            }


        },

        firedEvent: function (nodeID, eventName, eventParameters) {

            var node = this.state.nodes[nodeID];

            if (!(node)) {
                return;
            }

            if (eventName == "printIt") {

                var clientThatSatProperty = self.kernel.client();
                var me = self.kernel.moniker();


                // If the transform property was initially updated by this view....
                if (clientThatSatProperty == me) {


                    let selectedText = eventParameters[0];
                    let printText = _app.helpers.replaceSubStringALL(selectedText, 'this', 'me');

                    if (!self.nodes[nodeID].liveBindings) {
                        self.nodes[nodeID].liveBindings = {}
                    }

                    //let bindObject = self.nodes[nodeID].liveBindings;
                    let bindString = 'vwf.views["vwf/view/aframeComponent"].nodes["' + nodeID + '"].liveBindings';
                    let sender = JSON.stringify(eventParameters[1]);

                    let scriptText = 'let binding = ' + bindString + '; binding.me = this; binding.sender = ' + sender + '; lively.vm.syncEval("var print = ' + printText + '",{topLevelVarRecorder: binding});';
                    vwf_view.kernel.execute(nodeID, scriptText);

                }

            }

        },

        executed: function (nodeID, scriptText, scriptType) {

            var node = this.state.nodes[nodeID];

            if (!(node)) {
                return;
            }

            if (scriptText.includes('var print')) {
                let print = self.nodes[nodeID].liveBindings.print;

                let me = self.kernel.moniker();
                let sender = self.nodes[nodeID].liveBindings.sender;

                if (me == sender) {
                    let data = lively.lang.obj.inspect(print); //JSON.stringify(print); 
                    self.kernel.fireEvent(nodeID, "printEvent", [data]);
                }
            }

        },

        ticked: function (vwfTime) {

            lerpTick();

        },

        tocked: function (vwfTime) {

            // lerpTock ();

        },


        gotProperty: function (nodeId, propertyName, propertyValue) {
            var selfs = this;

            var node = this.state.nodes[nodeId];

            if (!(node && node.aframeObj)) {
                return;
            }


            // if (this.nodes[nodeId].extends == "http://vwf.example.com/aframe/a-sound-component.vwf"){
            //     if (propertyName == "currentTime"){
            //         console.log(node.aframeObj.el.components.sound.listener.context.currentTime);
            //     }
            // }

        },

        calledMethod: function (nodeID, methodName, methodParameters, methodValue) {

            var node = this.state.nodes[nodeID];

            if (!(node && node.aframeObj)) {
                return;
            }


            if (this.nodes[nodeID].extends == "http://vwf.example.com/aframe/a-sound-component.vwf") {
                if (methodName == "stopSound") {

                    console.log("stop sound");
                    node.aframeObj.el.components.sound.stopSound();
                    self.kernel.setProperty(nodeID, "isPlaying", false);
                    //node.aframeObj.stopSound();
                }

                if (methodName == "playSound") {

                    console.log("play sound");
                    node.aframeObj.el.components.sound.playSound();
                    self.kernel.setProperty(nodeID, "isPlaying", true);
                    //node.aframeObj.stopSound();
                }

                if (methodName == "pauseSound") {

                    console.log("pause sound");
                    node.aframeObj.el.components.sound.pauseSound();
                    self.kernel.setProperty(nodeID, "isPlaying", false);
                    //node.aframeObj.stopSound();
                }
            }

        }


    });

    function lerpTick() {
        // var now = performance.now();
        // self.realTickDif = now - self.lastRealTick;

        // self.lastRealTick = now;

        //reset - loading can cause us to get behind and always but up against the max prediction value
        // self.tickTime = 0;

        let interNodes = Object.entries(self.nodes).filter(node =>
            node[1].extends == 'http://vwf.example.com/aframe/interpolation-component.vwf');

        interNodes.forEach(node => {
            let nodeID = node[0];
            if (self.state.nodes[nodeID]) {

                if (!self.nodes[nodeID].lastRealTick)
                    self.nodes[nodeID].lastRealTick = performance.now();

                var now = performance.now();
                self.nodes[nodeID].realTickDif = now - self.nodes[nodeID].lastRealTick;
                self.nodes[nodeID].lastRealTick = now;

                self.nodes[nodeID].tickTime = 0;
                //console.log(self.nodes[nodeID].realTickDif);

                if (!self.nodes[nodeID].interpolate) {
                    self.nodes[nodeID].interpolate = {
                        'position': {},
                        'rotation': {},
                        'scale': {}
                    }
                }

                self.nodes[nodeID].interpolate.position.lastTick = (self.nodes[nodeID].interpolate.position.selfTick);
                self.nodes[nodeID].interpolate.position.selfTick = getPosition(nodeID);

                self.nodes[nodeID].interpolate.rotation.lastTick = (self.nodes[nodeID].interpolate.rotation.selfTick);
                self.nodes[nodeID].interpolate.rotation.selfTick = getRotation(nodeID);

                self.nodes[nodeID].interpolate.scale.lastTick = (self.nodes[nodeID].interpolate.scale.selfTick);
                self.nodes[nodeID].interpolate.scale.selfTick = getScale(nodeID);
                //console.log(self.nodes[nodeID].interpolate.rotation.selfTick);
                //self.nodes[nodeID].lastTickTransform = self.nodes[nodeID].selfTickTransform;
                //self.nodes[nodeID].selfTickTransform = getTransform(nodeID);
            }
        })

    }


    function getRotation(id) {
        let r = new THREE.Euler();
        let rot = r.copy(self.state.nodes[id].aframeObj.el.object3D.rotation);
        //let rot = self.state.nodes[id].aframeObj.el.getAttribute('rotation');
        //let interp = (new THREE.Vector3()).fromArray(Object.values(rot))//goog.vec.Mat4.clone(self.state.nodes[id].threeObject.matrix.elements);

        return rot;
    }

    function getPosition(id) {
        // let p = new THREE.Vector3();
        // let pos = p.copy(self.state.nodes[id].aframeObj.el.object3D.position);
        let p = (new THREE.Vector3()).copy(self.state.nodes[id].aframeObj.el.object3D.position);
        let pos = goog.vec.Vec3.createFromValues(p.x, p.y, p.z)


        //let pos = self.state.nodes[id].aframeObj.el.getAttribute('position');
        //let interp = (new THREE.Vector3()).fromArray(Object.values(pos))//goog.vec.Mat4.clone(self.state.nodes[id].threeObject.matrix.elements);

        return pos;
    }

    function getScale(id) {
        // let p = new THREE.Vector3();
        // let pos = p.copy(self.state.nodes[id].aframeObj.el.object3D.position);
        let p = (new THREE.Vector3()).copy(self.state.nodes[id].aframeObj.el.object3D.scale);
        let data = goog.vec.Vec3.createFromValues(p.x, p.y, p.z)


        //let pos = self.state.nodes[id].aframeObj.el.getAttribute('position');
        //let interp = (new THREE.Vector3()).fromArray(Object.values(pos))//goog.vec.Mat4.clone(self.state.nodes[id].threeObject.matrix.elements);

        return data;
    }

});