# \#glt

**URL:** https://discourse.threejs.org/tag/glt/1124.md

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## [Imported model transparent in some regions](https://discourse.threejs.org/t/imported-model-transparent-in-some-regions/43235)

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**Author:** [@cconsta1](https://discourse.threejs.org/u/cconsta1)\
**Replies:** 2\
**Last updated:** [October 5, 2022, 8:54am UTC](https://discourse.threejs.org/t/imported-model-transparent-in-some-regions/43235 "2022-10-05T08:54:40Z")

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Hi, I’m having trouble figuring out how to fix the imported 3D model in this scene. It appears transparent at the tank behind the driver’s seat and the sides. This is what the model should actually look like. I tried im…

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## [Calculate normals for gltf model](https://discourse.threejs.org/t/calculate-normals-for-gltf-model/30936)

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**Author:** [@mayyar](https://discourse.threejs.org/u/mayyar)\
**Replies:** 1\
**Last updated:** [November 1, 2021, 10:03am UTC](https://discourse.threejs.org/t/calculate-normals-for-gltf-model/30936 "2021-11-01T10:03:53Z")

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Hey folk , i posted an question befor about make Perlin noise on gltf model , but there is also a problem so i will repost it , sorry i try to calc a computedNormal to the model but there is no showing result i find th…