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NVIDIA / VisRTX Public

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Fork 43
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RTX device: path-tracing correctness improvements#293

Merged

jeffamstutz merged 20 commits into

NVIDIA:next_releaseNVIDIA/VisRTX:next_releasefrom

tarcila:rtx-shading-fixestarcila/VisRTX:rtx-shading-fixesCopy head branch name to clipboard

May 13, 2026

Conversation Commits20 (20)Checks Files changed

Merged

RTX device: path-tracing correctness improvements#293
jeffamstutz merged 20 commits into
NVIDIA:next_releasefrom
tarcila:rtx-shading-fixes

Commits

Commits on May 13, 2026

rtx: Decouple BLAS/volume/light invalidation timestamps
tarcila
committed
rtx: Fix null-deref in face-varying triangle validation
tarcila
committed
rtx: Own generated tangent buffer
tarcila
committed
rtx: Negate generated bitangent
tarcila
committed
rtx: Harden tangent generation against degenerate inputs
tarcila
committed
rtx: Compute per-vertex tangents via angle-weighted accumulation
tarcila
committed
rtx: Read full vec4 tangent and interpolate handedness
tarcila
committed
rtx: NaN-safe shading and per-vertex bitangent blending
tarcila
committed
rtx: Gate Quality renderer direct light on Ns instead of Ng
tarcila
committed
rtx: Fix biased uniform-sphere and cosine-hemisphere samplers
tarcila
committed
rtx: Add diffuse lobe to PBR nextRay path
tarcila
committed
rtx: Fuse prepareDenoiseInput and prepareDenoiseGuides
tarcila
committed
rtx: Drop redundant dir/t term from epsilonFrom
tarcila
committed
rtx: Lift shadow-ray origins onto smooth surface (Hanika fix)
tarcila
committed
rtx: Don't mix transmission into Interactive's surface alpha
tarcila
committed
rtx: Use NdotV Fresnel for PBR diffuse weight
tarcila
committed
rtx: Fold normal-degeneracy fallback into sampleNormalMap
tarcila
committed
rtx: Rename PBR shading state's ior field to eta
tarcila
committed
rtx: Use the `color` light parameter when sampling an HDRI
tarcila
committed
rtx: Sample the PBR clearcoat lobe in nextRay
tarcila
committed

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