v1.0

[v1.0] - 2025-08-03

This is the initial official release of the OpenPBR Shader Playground asset for the Academy Software Foundation's Digital Production Example Library (DPEL).

OpenPBR Shader Playground is contributed to DPEL by Adobe under the ASWF Digital Assets License v1.1. Please see LICENSE.md for usage and copyright details.

• Initially created by Nikie Monteleone using Adobe Substance and Maya with Arnold, with contributions from Vladimir Petkovic
• Converted to OpenUSD by Charles Anderson using Omniverse
• Restructured to decouple OpenUSD (.usda) and MaterialX (.mtlx) domains by Andréa Machizaud
• Updated to OpenPBR v1.1 specification by Andréa Machizaud
• Additional contributions by Matthew Low

What's Changed

• Convert material layers to USDA by @theblackunknown in #4
• Upgrade OpenPBR looks from v0.4 to v1.1 + layer re-organization by @theblackunknown in #6
• Ignore generated .tx files by @matthewlow-dwa in #9
• Define Looks Prim by @matthewlow-dwa in #10
• Fixes typos / type names so all OpenPBR surface shaders are defined in USD by @matthewlow-dwa in #11
• Update README to reflect non-beta status and MtlX/USD version support by @matthewlow-dwa in #12

New Contributors

• @theblackunknown made their first contribution in #4
• @matthewlow-dwa made their first contribution in #9

Full Changelog: https://github.com/DigitalProductionExampleLibrary/OpenPBRShaderPlayground/commits/v1.0