HT for Web自定义3D模型的WebGL应用

function init(){                                 
    dm = new ht.DataModel();                
    treeView = new ht.widget.TreeView(dm);                                                                                                 
    g3d = new ht.graph3d.Graph3dView(dm);                          
    mainSplit = new ht.widget.SplitView(treeView, g3d, ‘h‘, 0.2);   
    
    view = mainSplit.getView();  
    view.className = ‘main‘;
    document.body.appendChild(view);    
    window.addEventListener(‘resize‘, function (e) {
        mainSplit.invalidate();
    }, false);                         

    register2DImage();
    register3DModel();
    addModel(); 
                    
    g3d.setGridVisible(true); 
    g3d.setGridSize(30);
    g3d.setGridGap(50);
    g3d.setEye([200, 200, 600]);
    g3d.setCenter([0, 200, 0]);
    g3d.getView().style.background = ‘#F9F9F9‘;                 
    g3d.getLabel = function(data){
        return data.s(‘label‘);
    };
    dm.sm().setFilterFunc(function(data){
        return data !== wall;
    });
    treeView.setVisibleFunc(function(data){
        return data !== wall;
    });                
    treeView.expandAll();
}

function register2DImage(){
    ht.Default.setImage(‘ems-frame‘, {
        width: 18,
        height: 18,
        comps: [
            {
                type: ‘rect‘,
                rect: [5, 4, 8, 11],
                borderWidth: 2,
                borderColor: ‘#34495E‘
            }                         
    ]});        

    ht.Default.setImage(‘ems-pane‘, {
        width: 18,
        height: 18,
        comps: [
            {
                type: ‘rect‘,
                rect: [0, 4, 18, 10],
                background: {func: ‘style@shape3d.color‘}
            }                         
    ]});     

    ht.Default.setImage(‘ems-block‘, {
        width: 18,
        height: 18,
        comps: [
            {
                type: ‘circle‘,
                rect: [0, 2, 18, 10],
                background: {
                    func: ‘attr@circleColor‘,
                    value: ‘#3498DB‘                               
                }
            }, 
            {
                type: ‘rect‘,
                rect: [4, 14, 10, 3],
                background: {
                    func: ‘attr@rectColor‘,
                    value: ‘#3498DB‘                               
                }
            }                           
    ]});                 
}

function register3DModel(){
    ht.Default.setShape3dModel(‘ems-frame‘, ht.Default.createFrameModel(0.1, 0, 0.1, {top: true, bottom: true, back: true}));       

    ht.Default.setShape3dModel(‘ems-block‘, [
        {
            shape3d: ht.Default.createCylinderModel(32, 0, 32, false, false, true, true),   
            r3: [Math.PI/2, 0, 0],   
            color: {
                func: ‘attr@circleColor‘,
                value: ‘#3498DB‘
            }     
        },
        {
            shape3d: ‘box‘,
            s3: [1, 0.2, 1], 
            t3: [0, -0.7, 0],
            color: {
                func: ‘attr@rectColor‘,
                value: ‘#3498DB‘
            }
        }
    ]);                  
}

function addModel(){
    wall = new ht.Shape();
    wall.setName(‘Wall‘);
    wall.setPoints(new ht.List([
        {x: -750, y: 750},
        {x: -750, y: -750},
        {x: 750, y: -750},
        {x: 750, y: 750}
    ]));
    wall.setTall(400);
    wall.setElevation(200);
    wall.s({
        ‘shape.border.width‘: 5,
        ‘shape.border.color‘: ‘rgba(20, 20, 20, 0.8)‘,
        ‘shape.background‘: null,    
        ‘all.color‘: ‘rgba(102, 192, 218, 0.95)‘,
        ‘all.transparent‘: true,
        ‘all.reverse.cull‘: true
    });
    dm.add(wall);                                               

    var frame = new ht.Node();
    frame.setName(‘Main Frame‘);
    frame.setIcon(‘ems-frame‘);
    frame.s3(120, 300, 120);
    frame.p3(0, 152, 0);
    frame.s({
        ‘shape3d‘: ‘ems-frame‘,
        ‘shape3d.color‘: ‘#34495E‘,
        ‘label‘: ‘www.hightopo.com‘,
        ‘label.color‘: ‘white‘,
        ‘label.background‘: ‘#3498DB‘,
        ‘label.position‘: 6,
        ‘label.t3‘: [-6, -54, 6],
        ‘label.r3‘: [0, Math.PI/4, Math.PI/2]
    });
    dm.add(frame);                                
    
    var colors = [‘#9C8CE7‘, ‘#00C59D‘, ‘#A741B6‘, ‘#F5C700‘, ‘#31485F‘, ‘#F81F25‘, ‘#00B862‘, ‘#3B7DA7‘];
    for(var i=0; i<6; i++){
        var pane = new ht.Node();
        pane.setIcon(‘ems-pane‘);
        pane.setName(‘Pane‘ + (i+1));
        pane.s3(108, 16, 8);                    
        pane.s({
            ‘shape3d‘: ‘box‘,
            ‘shape3d.color‘: ‘#ECF0F1‘
        });
        pane.setHost(frame);
        pane.setParent(frame);                     
        dm.add(pane);
        
        if(i < 2){
            for(var j=0; j<8; j++){
                var block = new ht.Node();
                block.setName(‘block ‘ + i + ‘*‘ + j);
                block.s3(8, 8, 12);                
                block.p3(-39+j*11, 1, 0);
                block.setHost(pane);
                block.setParent(pane); 
                block.setIcon(‘ems-block‘);
                block.s({
                    ‘shape3d‘: ‘ems-block‘
                });                       
                if(i === 1){
                    block.a({
                        ‘circleColor‘: colors[j],
                        ‘rectColor‘: ‘#00F2CF‘
                    });
                    
                }
                dm.add(block);                                        
            }                     
        }else{
            pane.setName(‘Pane‘ + (i+1) + ‘ [ Empty ]‘);
            pane.s({
                ‘shape3d.color‘: ‘#BDC3C7‘
            });
        }                   
        pane.p3(0, 265-i*27, 54);
    }                
}