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3D Spatial Drawing in VR and Trail-Tracking

Sped-up walkthrough with narration (3 mins)

 

I also did part 2 of the project, where instead of using a hand controller to create meshes, I made it so that a mesh is generated after the movement of robots. The idea is that when a robot moves, it leaves a trail behind, and we can inspect that trail to debug and log the robot's locomotion. By analyzing the trail mesh, we can find out if the robot is moving erratically or acting in unexpected ways. Here is a follow-up video that shows it in action:

Sped-up walkthrough with narration (1.5 mins)

 

Application Name: ​3D Spatial Drawing in VR and Trail-Tracking

 

Technology: Unity Engine, C#

 

Role: Solo project

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Art assets: Art assets sourced from freely available or appropriately licensed third-party resources

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Overview:

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This is a spatial creativity and annotation tool in Virtual Reality. It allows users to create 3D drawings that persist as 3D meshes. It provides 6 degrees of freedom and the user can move around their drawings and inspect them from any direction. It features a controller-mounted palette UI allowing users to dynamically adjust brush geometry, stroke thickness, and color. The drawings will persist as floating meshes in physical space, and the user can reset the drawings using the palette at hand.

 

Screenshot 2026-10-24 103940
Banner Image VR 3D Drawing
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Screenshot 2026-10-24 103900
Screenshot 2026-10-30 112848
Screenshot 2026-10-30 112936

© 2026 Shreevallabh Sunil Kulkarni. All rights reserved.

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