Version 1.37.3

Added

• Added Render Transparency and Render Double-Sided options to the Advanced Settings panel of the viewer.
• Added viewer support for partially-transparent mesh partitions.
• Added a subsurface scattering approximation to MaterialX GLSL.
• Added a CMake option for building shared libraries on Linux and MacOS.
• Added support for the latest OpenImageIO interface.

Changed

• Improved the robustness of texture baking and shader translation.
• Unified the handling of missing images in generated GLSL.
• Moved CI builds from Travis and Appveyor to GitHub Actions.

Fixed

• Fixed a bug in code generation for custom BSDF/EDF graphs.
• Fixed rendering of single-channel textures in MaterialXRenderGlsl.