gfx, geom, and math: Projection, Camera, and Viewport functions (with bonus Matrix math and Segment/Ray) - #213

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Esras:projection_try_2

Commits on Aug 10, 2026

Fix the header declaration of the Matrix44<T>::setRow function.
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cc15b22
Try 2 at the Projection libraries. Copying over from the prior PR (#129) and organizing.
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41ce93d
engine/geom: Add Segment

aboood40091
authored and
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e473dc2
Add a vectorized copy function for 4x4 f32 Matrices, guarded by NNSDK. Matched matrix copies in Projection functions in BotW.
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20a9e8e
With copious help from GRAnimated (read: linked me the matched function), Projection::doUpdateDeviceMatrix matches.
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8dfce9d
Minor fixing up to names / templates for Geometry and Segment.
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b3dbe2a
Match PerspectiveProjection::getOffset, does assignment based on individual elements instead of vector assignment.
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6a91967

Commits on Aug 11, 2026

Match the remaining Projection functions in sead against BotW.
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1169fbc
Minor corrections based on earlier feedback on the PR.
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467ccf6

Commits on Aug 12, 2026

Commits on Aug 14, 2026

Remove unused GraphicsContext port and dead FrustumProjection(BoundBox2f) constructor.
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8d1bc9e
Restore LookAtCamera::normalizeUp() for SMO compat
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136aa69
Revert "Restore LookAtCamera::normalizeUp() for SMO compat"
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2d9f2e5
Add back an empty LookAtCamera::normalizeUp() so SMO compiles.
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e0013cb