font/sprite: refactor lines and fractional blocks, add ground truth for regression test

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Use a single unified function for intersection-style line drawing chars,
and one for fractional block characters. Add a ground truth image based
on this commit for the regression test (differences from before changes
validated visually, 1 incorrect rendering actually fixed)

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This commit is contained in:

Qwerasd

2024-09-29 23:05:28 -06:00

parent f3e74384bb

commit ced4247e55

2 changed files with 619 additions and 1252 deletions

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src/font/sprite/Box.zig

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src/font/sprite/testdata/Box.ppm vendored Normal file

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