[Screenshot 2023-07-09 at 13.27.50] In the screenshot notice the dark line at the left edge of the shadow. Is it possible to remove this. It shouldn’t be there.

Depends on how that line is created. Depends on how that shadows are created.

:point_up_2::100: if using shadow maps - but the shadows above look like ContactShadows a little, in which case castShadow probably won’t have much effect - the visibility of mesh would need to be toggled pre- and post- shadow plane rendering.

The default for mesh.castShadow is false, that didn’t fix it.

The line is an unwanted artefact. light = new THREE.DirectionalLight(); light.position.set(1,15,1); light.castShadow = true; light.shadow.mapSize.width = 256; light.shadow.mapSize.height = 256; light.shadow.camera.near = 0.5; light.shadow.camera.far = 25; light.shadow.radius = 7; light.shad…

any chance you can share a live example?

https://niklever.com/mycourses/threejs-cookbook/complete/lighting/shadows.html

light.shadow.bias=-0.001; [image]

In that particular example, the bias solution worked ok because the balls are not touching the shadow surface. I you have a more complex shadow, and apply bias to remove the shadow map outline (which I think is a bug ) it could push the object shadows too far back, like in this example: …

Hide line from Shadow

Questions

Chaser_Code July 12, 2023, 7:31am 10

light.shadow.bias=-0.001;

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Hide line from Shadow

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