Shadow on itself GLTF model

[tizkon]

I got new info regarding my problem on this post

Weird shadow lines on my terrain

Please have a look at this: Demo weird shadows The shadows on the terrain have some sort of hard lines in them. Does anyone know how to get rid of them? This is the setup of the light: // LIGHT scene.add( new THREE.AmbientLight( 0x222222 ) ); var light = new THREE.DirectionalLight( 0xffffff, 1 ); light.position.set(300, 400, 50); light.position.multiplyScalar(1.3); light.castShadow=true; light.castShadow = true; light.shadow.camera.visible = true; var d = 200; ligh…

But If I remove the shadow casting of my own file, I lost all the shadows so I can’t go this way.

Now I am learning about how to change the frustum of the camera that is what @Mugen87 told in that forum post.