let material = new THREE.MeshLambertMaterial({
               map: canvasTexture,
               color: 0xCECECE
               });

let material0 = new THREE.MeshLambertMaterial({
                color: 0xCECECE
                });

let material1 = new THREE.MeshLambertMaterial({
                map: canvasTexture
              });

var materials = [material0, material1];

mesh.material = materials;