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Replace proj[1][1] *= -1 with a negative-height viewport - #492

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gpx1000:fix/151-negative-viewport-yflip
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Replace proj[1][1] *= -1 with a negative-height viewport#492
gpx1000 wants to merge 1 commit into
KhronosGroup:mainfrom
gpx1000:fix/151-negative-viewport-yflip

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@gpx1000

@gpx1000 gpx1000 commented Aug 21, 2026

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Flips Y at the viewport stage instead of the projection matrix, avoiding the compensating fixups the old approach needed.

Fixes #151.

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Unnecessary explicit flip of projection matrix

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