RPRBLND-2219: Issue with "Chocolate Donut" scene with NS

GPUOpen-LibrariesAndSDKs / RadeonProRenderBlenderAddon

This hardware-agnostic rendering plug-in for Blender uses accurate ray-tracing technology to produce images and animations of your scenes, and provides real-time interactive rendering and continuous adjustment of effects.

https://gpuopen.com/radeon-prorender-suite/

Apache License 2.0

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RPRBLND-2219: Issue with "Chocolate Donut" scene with NS #556

Closed VascoPi closed 2 years ago

VascoPi commented 2 years ago

PURPOSE

Issue with "Chocolate Donut" scene with NS. The issue appears in case if connect two bump nodes. blender_39H1nSn8KJ

EFFECT OF CHANGE

Fixed BumpMap node.

TECHNICAL STEPS

Revert ShaderNodeBump to the previous implementation using strength.blend(normal_node, bump_node + normal_node) for mixing with normal.

NOTES FOR REVIEWERS

Currently, implementation causes issues after using MATERIAL_INPUT_BASE_NORMAL. related to SDK 2.02.16 RPR-1148