I have to put same mesh with 2 material.
I used below material for 2nd mesh. my main motto is to compare models with other same model with minor changes.
new THREE.MeshBasicMaterial({
vertexColors: false, transparent: true,
precision:"highp",opacity: 0.45,
polygonOffset: true, polygonOffsetFactor: -10,polygonOffsetUnits:-4 ,
side: THREE.FrontSide, color: new THREE.Color('rgb(0, 0, 110)')
});
It works fine. but when I zoom in weird result came