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Abbund WebGl CSG-3D-Demo

function checked(name) {
    var chk = document.getElementById(name);
    if (!chk) return true;
    return chk.checked;
}

function union(base)
{
    if(arguments.length <= 1) return base;

var ret = base;
    for (var i = 1; i < arguments.length; i++)
    {
        if(arguments[i]) ret = ret.union(arguments[i]);
    }
    return ret;
}

// var plane_1 = CSG.Plane.fromPoints(new CSG.Vector(1,0,0), new CSG.Vector(0,1,0), new CSG.Vector(0,0,1));

if(checked("chkAnschlag"))
{
    var anschlag_unten = CSG.cube({ radius: [2.2, 0.01, 0.6], center: [0, -0.51, 0.1] });
    var anschlag_hinten = CSG.cube({ radius: [2.2, 0.1, 0.01], center: [0, -0.45, -0.51] });
    var anschlag = anschlag_hinten.union(anschlag_unten);
    anschlag.setColor(1.3,1.3,3);

if(checked("chkSaege")) 
    {
        var anschlag_gap = CSG.cube({ radius: [0.05, 0.1, 0.61], center: [-1.81, -0.45, 0.09]});
        anschlag = anschlag.subtract(anschlag_gap)
    }
}

var left = CSG.cube({
    center: [-1.9, 0, 0],
    radius: [0.1, 0.5, 0.5]
});
left.setColor(0.5, 2, 0.5);

var cube = CSG.cube({
    center: [0, 0, 0],
    radius: [1.8, 0.5, 0.5]
});
cube.setColor(1, 3, 0.5);

if(checked("chkFrei"))
{
    var frei = CSG.cube({
        center: [-0.5, 0.45, 0],
        radius: [0.4, 0.05, 0.15]
    });
    frei.setColor(0.8, 2, 0.4);
}

if(checked("chkNut"))
{
    var nut = CSG.cube({
        center: [1, 0.4, 0],
        radius: [0.1, 0.1, 0.5]
    });
    nut.setColor(1, 1, 3);
}

if(checked("chkNut2"))
{
    var nut2 = CSG.cube({
        center: [-1.4, 0.45, 0],
        radius: [0.05, 0.05, 0.5]
    });
}

if(checked("chkBohrung"))
{
    var loch = CSG.cylinder({ radius: 0.1, start: [1.45,0,-0.5], end: [1.45,0,0.5] });
    loch.setColor(3, 0.5, 1);
}

if(checked("chkXNut"))
{
    var xnut = CSG.cylinder({ radius: 0.1, start: [0.7,0.5,-0.7], end: [0.1,0.5,0.7] })
        .union(CSG.cylinder({ radius: 0.1, start: [0.1,0.5,-0.7], end: [0.7,0.5,0.7] }))
    ;
    xnut.setColor(1, 3, 0.5);
}

if(checked("chkSphere"))
{
    var sphere = CSG.sphere({radius: 0.4 , center: [0,0,0.6]});
    sphere.setColor(1, 3, 0.5);
}

if(checked("chkKLoch"))
{
    var kloch = CSG.cylinder({ radius: 0.25, start: [-1.4, 0, -0.5], end: [-1.4, 0, 0.5] })
        .union(CSG.cylinder({ radius: 0.25, start: [-1.4, 0.5, 0], end: [-1.4, -0.5, 0] }))
        .union(CSG.cylinder({ radius: 0.25, start: [-1.8, 0 ,0], end: [-1.4, 0, 0] }))
    ;
    kloch.setColor(0.5, 2, 1);
}

if(checked("chkZapfen"))
{
    var zapfen = CSG.cylinder({ radius: 0.25, start: [2, 0.15, 0], end: [1.8, 0.15, 0]})
        .union(CSG.cylinder({ radius: 0.25, start: [2, -0.15, 0], end: [1.8, -0.15, 0]}))
        .union(CSG.cube({ radius: [0.1, 0.15, 0.25], center: [1.9,0,0] }))
    ;
    zapfen.setColor(0, 2, 0);
}
else
{
    var zapfen = CSG.cube({ radius: [0.1, 0.5, 0.5], center: [1.9,0,0] });
    zapfen.setColor(1, 3, 0.5);
}

if(checked("chkZLoch"))
{
    var zloch = CSG.cylinder({ radius: 0.25, start: [-0.15, 0, -0.3], end: [-0.15, 0, -0.501]})
        .union(CSG.cylinder({ radius: 0.25, start: [0.15, 0, -0.3], end: [0.15, 0, -0.501]}))
        .union(CSG.cube({ radius: [0.15, 0.25, 0.1], center: [0,0,-0.401] }))
    ;
    zloch.setColor(0, 2.8, 0);
}

if(checked("chkMLines"))
{
    var mline_1 = CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, -0.5], end: [-1.8, 0.8, -0.5]})
    .union(CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, 0.5], end: [-1.8, 0.8, 0.5]}))
    .union(CSG.cylinder({ radius: 0.001, start: [-1.8, 0.75, -0.5], end: [-1.8, 0.75, 0.5]}))
    ;

if(checked("chkZapfen"))
    {
        var mline_2 = CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, -0.5], end: [-1.8, 0.8, -0.5]})
        .union(CSG.cylinder({ radius: 0.001, start: [1.8, 0.5, -0.5], end: [1.8, 0.8, -0.5]}))
        .union(CSG.cylinder({ radius: 0.001, start: [-1.8, 0.75, -0.5], end: [1.8, 0.75, -0.5]}))
        ;
    }
    else
    {
        var mline_2 = CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, -0.5], end: [-1.8, 0.8, -0.5]})
        .union(CSG.cylinder({ radius: 0.001, start: [2, 0.5, -0.5], end: [2, 0.8, -0.5]}))
        .union(CSG.cylinder({ radius: 0.001, start: [-1.8, 0.75, -0.5], end: [2, 0.75, -0.5]}))
        ;
    }

var mline_3 = CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, 0.5], end: [-1.8, 0.5, 0.8]})
    .union(CSG.cylinder({ radius: 0.001, start: [-1.8, -0.5, 0.5], end: [-1.8, -0.5, 0.8]}))
    .union(CSG.cylinder({ radius: 0.001, start: [-1.8, 0.5, 0.75], end: [-1.8, -0.5, 0.75]}))
    ;

var mlines = union(mline_1, mline_2, mline_3);
    mlines.setColor(0,0,0);
}

if(checked("chkSchlitz1"))
{
    var schlitz1 = CSG.cube({ radius: [0.4, 0.03, 0.5], center: [0, 0, 0] });
    schlitz1.setColor(0,2,0);
}

if(checked("chkSchlitz2"))
{
    var schlitz2 = CSG.cube({ radius: [0.4, 0.5, 0.03], center: [0, 0, 0] });
    schlitz2.setColor(0,2,0);
}

if(checked("chkSaege")) 
{
    var saege = (function ()
    {
        var y = checked("chkSaegeUnten") ? -0.83 : 0.83, z = -0.5;

var c = [1.5, 1.5, 1.65];

function cyl(args, color)
        {
            var ret = CSG.cylinder(args);
            var cx = color ? color : c;
            ret.setColor(cx[0], cx[1], cx[2]);
            return ret;
        }

if(checked("chkFraeser"))
{
    var fraeser = CSG.cylinder({ radius: 0.2, start: [-0.15, -0.05, -0.3], end: [-0.15, -0.05, -0.7], slices: 64})
        .union(CSG.cylinder({ radius: 0.13, start: [-0.15, -0.05, -0.7], end: [-0.15, -0.05, -1.2]}))
    // .union(CSG.cube({ radius: [0.15, 0.25, 0.1], center: [0,0,-0.401] }))
    ;
    fraeser.setColor(1,0.8,1);
}

if(checked("chkKerve"))
{
    var kerve = CSG.cylinder({ radius: 0.25, start: [1.55,0.5,0.5], end: [1.55,0.5,-0.5], slices: 3 });
    kerve.setColor(0, 3, 0);
}

var balken = cube.union(zapfen);

if(checked("chkKugel"))
{
    var l = 0.5;
    var cube2 = CSG.cube({
        center: [l, 0, 0],
        radius: [0.67, 0.5, 0.5]
    });
    cube2.setColor(1, 3, 0.5);

var ret = balken;
if(checked("chkKugel")) ret = ret.subtract(cube2).union(sphere2);

if(checked("chkFrei")) ret = ret.subtract(frei);
if(checked("chkNut")) ret = ret.subtract(nut);
if(checked("chkNut2")) ret = ret.subtract(nut2);
if(checked("chkBohrung")) ret = ret.subtract(loch);
if(checked("chkKLoch")) ret = ret.subtract(kloch);
if(checked("chkLeft")) ret = ret.union(left);
if(checked("chkXNut")) ret = ret.subtract(xnut);
if(checked("chkSphere")) ret = ret.subtract(sphere);
if(checked("chkZLoch")) ret = ret.subtract(zloch);
if(checked("chkMLines")) ret = ret.union(mlines);
if(checked("chkSchlitz1")) ret = ret.subtract(schlitz1);
if(checked("chkSchlitz2")) ret = ret.subtract(schlitz2);
if(checked("chkKerve")) ret = ret.subtract(kerve);

if(checked("chkAnschlag")) ret = anschlag.union(ret);

if(checked("chkSaege")) ret = ret.union(saege);
if(checked("chkFraeser")) ret = ret.union(fraeser);

return ret;

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