USD Preview Surface shader is updated to better match 2.3 specifications: When metallic parameter is 1, F0 and F90 reflectivity will both be equal to diffuseColor. opacityThreshold parameter acts as a binary cutoff for determining at what opacity values the surface will be rendered.

USD Preview Surface shader is updated to better match 2.3 specifications: When metallic parameter is 1, F0 and F90 reflectivity will both be equal to diffuseColor. opacityThreshold parameter acts as a binary cutoff for determining at what opacity values the surface will be rendered.

USD Preview Surface shader is updated to better match 2.3 specifications: When metallic parameter is 1, F0 and F90 reflectivity will both be equal to diffuseColor. opacityThreshold parameter acts as a binary cutoff for determining at what opacity values the surface will be rendered.

USD Preview Surface shader is updated to better match 2.3 specifications: When metallic parameter is 1, F0 and F90 reflectivity will both be equal to diffuseColor. opacityThreshold parameter acts as a binary cutoff for determining at what opacity values the surface will be rendered.

USD Preview Surface shader is updated to better match 2.3 specifications: When metallic parameter is 1, F0 and F90 reflectivity will both be equal to diffuseColor. opacityThreshold parameter acts as a binary cutoff for determining at what opacity values the surface will be rendered.

Camera LOP parameters now properly hooked up to camera frustum handle.

Camera LOP parameters now properly hooked up to camera frustum handle.

Camera LOP parameters now properly hooked up to camera frustum handle.

Camera LOP parameters now properly hooked up to camera frustum handle.

Fixed viewport HQ shading of metallic materials under environment lights.

Fixed viewport HQ shading of metallic materials under environment lights.

Fixed viewport HQ shading of metallic materials under environment lights.

Fixed viewport HQ shading of metallic materials under environment lights.

Fixed viewport HQ shading of metallic materials under environment lights.

Fix LOP Preview Windows to actually show the scene generated by the chosen LOP node, rather than following the display flag.

Fix LOP Preview Windows to actually show the scene generated by the chosen LOP node, rather than following the display flag.

Fix LOP Preview Windows to actually show the scene generated by the chosen LOP node, rather than following the display flag.

Fix LOP Preview Windows to actually show the scene generated by the chosen LOP node, rather than following the display flag.

Fix LOP Preview Windows to actually show the scene generated by the chosen LOP node, rather than following the display flag.

Further sampling improvement on dome lights with high-contrast HDRIs.

Subdivision of mixed curves and polygons using a primitive group should no longer crash.

Added Scale Mode, Tip Orient, Root Orient to the KineFx Curve Solver VOP.

Added Scale Mode, Tip Orient, Root Orient to the KineFx Curve Solver VOP.

Added Scale Mode, Tip Orient, Root Orient to the KineFx Curve Solver VOP.

Added Scale Mode, Tip Orient, Root Orient to the KineFx Curve Solver VOP.