Are you using a crack silhouette mesh that defines a stencil buffer?
If so…mask the width of the crack with ‘alpha test’ using a texture on the stencil mesh. if the cover is closed. It will be not strange
Are you using a crack silhouette mesh that defines a stencil buffer?
If so…mask the width of the crack with ‘alpha test’ using a texture on the stencil mesh. if the cover is closed. It will be not strange