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- A new API RixShadingPlugin::SynchronizeData() as been added.
- Some RixInterfaces are not available anymore before SynchronizeInstanceData() or RenderBegin()
- RixLPEInfo
- RixCustomLPE
- Some RixInterfaces are deprecated when used before SynchronizeInstanceData() or RenderBegin()
- RixRenderState, mainly access to Options and Attributes
- RixProjectionFactory::CreateProjection() constructor isn't provided with RixIntegratorEnvironment anymore. This structure is now given to RixProjection::RenderBegin().
- RixProjection::Project() now needs to explicitly initialize the ray directions and raySpread (the renderer doesn't provide built-in values anymore). See PxrPerspective.
- RixProjectionEnvironment::deepMetric has been removed, in favor of using the GetProperty() mechanism. Projection plugins previously modifying this value should now return it when RixProjection::GetProperty(RixProjection::k_DeepMetric) is invoked.
Old RixInterfaces marked for deprecation (or removed) include:
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