: Substance materials can now use physical size data to automatically compute UV projection scales in fill layers based on real-world dimensions.
: Areas missed by the cage are automatically highlighted in red in the viewport, allowing you to fix "missing rays" without the guesswork of a test bake.
: You can now see both your high-poly mesh and the baking cage directly in the 3D viewport before you start the bake. Adobe Substance 3D Painter 8.3.0
The standout "good feature" is the , which replaces the old separate baking window with a dedicated interactive environment. Key Features of Baking Mode
: You can start, cancel, or monitor baking logs through a new dedicated interface (accessible via the "croissant" icon or F8 shortcut). Other Major Additions : Substance materials can now use physical size
: Added full support for importing and exporting Universal Scene Description (USD) files, including dedicated scope and variant selectors.
: The cage reacts in real-time to your "Max Frontal Distance" settings, letting you see exactly how much of the mesh will be captured. The standout "good feature" is the , which
For a complete list of technical changes, you can view the official Substance 3D Painter 8.3.0 Release Notes or explore the feature highlights on CG Channel . Baking in Substance 3D painter 8.3 | Adobe Substance 3D