beveledCubeTest.js

var createScene = function() {
    var scene = new BABYLON.Scene(engine);

    var camera = new BABYLON.ArcRotateCamera("Camera", - Math.PI / 2, Math.PI / 4, 10, BABYLON.Vector3.Zero(), scene);
    camera.attachControl(canvas, true);
	
	var light1 = new BABYLON.DirectionalLight("DirectionalLight", new BABYLON.Vector3(0, -1, 1), scene);
    var light2 = new BABYLON.HemisphericLight("HemiLight", new BABYLON.Vector3(0, 1, 0), scene);   
    light1.intensity =0.75;
    light2.intensity =0.5;

    //var box = BABYLON.MeshBuilder.CreateBox("box", {}, scene);
    // Create a beveled cube
    var size = 2;
    var bevelSize = 0.1;
    var corners = [
        new BABYLON.Vector3(-size/2 + bevelSize, -size/2, -size/2),
        new BABYLON.Vector3(size/2 - bevelSize, -size/2, -size/2),
        new BABYLON.Vector3(-size/2, -size/2 + bevelSize, -size/2),
        new BABYLON.Vector3(-size/2, size/2 - bevelSize, -size/2),
        new BABYLON.Vector3(-size/2 + bevelSize, size/2, -size/2),
        new BABYLON.Vector3(size/2 - bevelSize, size/2, -size/2),
        new BABYLON.Vector3(size/2, size/2 - bevelSize, -size/2),
        new BABYLON.Vector3(size/2, -size/2 + bevelSize, -size/2),
        new BABYLON.Vector3(-size/2 + bevelSize, -size/2, size/2),
        new BABYLON.Vector3(size/2 - bevelSize, -size/2, size/2),
        new BABYLON.Vector3(-size/2, -size/2 + bevelSize, size/2),
        new BABYLON.Vector3(-size/2, size/2 - bevelSize, size/2),
        new BABYLON.Vector3(-size/2 + bevelSize, size/2, size/2),
        new BABYLON.Vector3(size/2 - bevelSize, size/2, size/2),
        new BABYLON.Vector3(size/2, size/2 - bevelSize, size/2),
        new BABYLON.Vector3(size/2, -size/2 + bevelSize, size/2)
    ];
    var indices = [
        0, 2, 1,
        1, 2, 3,
        2, 4, 3,
        3, 4, 5,
        4, 6, 5,
        5, 6, 7,
        6, 8, 7,
        7, 8, 9,
        8, 10, 9,
        9, 10, 11,
        10, 12, 11,
        11, 12, 13,
        12, 14, 13,
        13, 14, 15,
        14, 0, 15,
        15, 0, 1,
        1, 3, 15,
        3, 5, 15,
        5, 7, 15,
        7, 9, 15,
        9, 11, 15,
        11, 13, 15,
        13, 15, 1
    ];
    var normals = [];
    const colors = [];
    for (var i = 0; i < indices.length; i += 3) {
        var a = corners[indices[i]];
        var b = corners[indices[i + 1]];
        var c = corners[indices[i + 2]];
        var normal = BABYLON.Vector3.Cross(b.subtract(a), c.subtract(a)).normalize();
        normals.push(normal, normal, normal);
        colors.push(new BABYLON.Color4(1, 0, 0, 1), new BABYLON.Color4(0, 1, 0, 1), new BABYLON.Color4(0, 0, 1, 1));
    }

if (false) {
    var box = new BABYLON.Mesh("beveledCube", scene);
    box.setVerticesData(BABYLON.VertexBuffer.PositionKind, corners);
    box.setIndices(indices);
    box.setVerticesData(BABYLON.VertexBuffer.ColorKind, colors);
    box.setVerticesData(BABYLON.VertexBuffer.NormalKind, normals);
} else {
    var vertexData = new BABYLON.VertexData();
    vertexData.positions = corners;
    vertexData.indices = indices;
    vertexData.normals = normals;
    vertexData.colors = colors;
    var box = new BABYLON.Mesh("beveledCubeMesh", scene);
    vertexData.applyToMesh(box);
}
    const material = new BABYLON.StandardMaterial("boxMat", scene);
    material.diffuseColor = new BABYLON.Color4(1, 0, 0, 1);
    material.wireframe = true;
    box.material = material;

	return scene;
};