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For older IMVU clients, T3DE includes a fallback baking engine on the server side that generates a diffuse T2DE texture from the PBR set. This ensures existing avatars and rooms still render legacy items. 3.4 Data Exchange Optimization T3DE uses basis universal supercompression (ETC1S for mobile, UASTC for desktop), reducing total texture size by 40% compared to raw PNGs while adding normal/ORM data. 4. Implementation Workflow for Creators | Step | T2DE (Old) | T3DE (Proposed) | |------|------------|------------------| | 1. Export | Diffuse PNG | Albedo + Normal + ORM + Emissive | | 2. Upload | IMVU Studio (single slot) | New "PBR Material" tab | | 3. Preview | Flat shaded | Real-time IBL probe | | 4. Cost | 500 credits/texture | 800 credits/set (incentivized) |

"version": "3.0", "textureSet": "albedo": "tx_albedo_2k.jpg", "normal": "tx_normal_dx.png", "orm": "tx_orm.png", "emissive": "tx_glow.png" , "tiling": "x": 1.0, "y": 1.0 , "animation": "scrollSpeed": 0.0, "uvIndex": 0 imvu t3de

Author: [Generated for academic discussion] Date: April 16, 2026 Journal: Journal of Virtual Economies and User-Generated Content (JVUE) Abstract IMVU, one of the longest-standing social metaverse platforms, relies heavily on user-generated 3D assets. Its current texturing pipeline, informally known as T2DE (Two-Dimensional Texture Data Exchange), is limited by static UV mapping and diffuse-only workflows. This paper proposes a theoretical extension, T3DE (Third-Generation Texture Data Exchange) , which integrates physically based rendering (PBR), packed texture channels, and decentralized material versioning. We analyze the technical constraints of the current IMVU derivative mesh system, propose a JSON-based material schema, and evaluate the potential impact on creator workflow, client performance, and visual fidelity. 1. Introduction IMVU’s catalog contains over 40 million user-created virtual items, ranging from apparel to furniture. The underlying pipeline—originally designed in the early 2010s—uses a derivative mesh system with static .imvu assets referencing a single diffuse texture (T2DE). While functional, this approach lacks modern material properties (normals, roughness, metallic maps) and efficient data exchange for streaming. For older IMVU clients, T3DE includes a fallback