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Bug fix: OSL transformmatrix for matrix44 to match GLSL/Metal#2889

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bhouston wants to merge 1 commit intoAcademySoftwareFoundation:mainfrom
bhouston:osl-transformmatrix-matrix44-fix
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Bug fix: OSL transformmatrix for matrix44 to match GLSL/Metal#2889
bhouston wants to merge 1 commit intoAcademySoftwareFoundation:mainfrom
bhouston:osl-transformmatrix-matrix44-fix

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@bhouston bhouston commented May 6, 2026

This fixes issue #2887

The original issue was not row versus column, it was just that the vector-matrix multiply was not treated as a point being multiplied by a homogeneous matrix. Thus its translation was lost.

@bhouston bhouston changed the title fix OSL transformmatrix for matrix44 to match GLSL/Metal Bug fix: OSL transformmatrix for matrix44 to match GLSL/Metal May 8, 2026
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