MaterialX base color: procedural and image-backed graphs#3

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materialx-support

May 3, 2026

Commits on May 2, 2026

Add internal/materialx package: parser + procedural evaluator

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Wire procedural MaterialX as a base color throughout the pipeline

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Commits on May 3, 2026

materialx: match reference fractal3d/perlin scaling

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materialx: image, texcoord, extract nodes + zip/dir resolvers

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materialx: triplanar projection for image-backed graphs + path-based cache key

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Frontend: accept .mtlx and .zip; expose triplanar sharpness slider

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materialx: cache compiled sampler, sign-flipped triplanar, tracker warnings

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Rework Base color UI: dedicated row + solid/texture toggle

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Promote "Base color" label to its own row above the mode toggle

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Fix nil-pointer crash from disk-cache sweep race in runStage

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Bump version to 0.8.0

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README: document MaterialX base-color support

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Address review pass on PR #3

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