Cell material
Cell material can be found here: https://github.com/BabylonJS/Babylon.js/blob/master/dist/preview%20release/materialsLibrary/babylon.cellMaterial.js
A demo can be found here: PG: Cell Material
You can customize special properties of the material:
// Create a new cell materialvar cell = new BABYLON.CellMaterial("cell", scene);// Set up the diffuse texturecell.diffuseTexture = new BABYLON.Texture("textures/amiga.jpg", scene);// Set up diffuse colorcell.diffuseColor = new BABYLON.Color3(1, 0.5, 0);// Set the material to be high level (default value is true)// The high level can compute until 5 different lighting levels// If false, only two levels are availablecell.computeHighLevel = true;