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Optimize +step +proj=helmert +inv +x=X +y=Y +z=Z +step +proj=helmert +inv +x=-X +y=-Y +z=-Z as +proj=noop#4775

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rouault merged 1 commit into
OSGeo:masterfrom
rouault:optimize_inv_helmert_and_opposite_inv_helmert
May 11, 2026
Merged

Optimize +step +proj=helmert +inv +x=X +y=Y +z=Z +step +proj=helmert +inv +x=-X +y=-Y +z=-Z as +proj=noop#4775
rouault merged 1 commit into
OSGeo:masterfrom
rouault:optimize_inv_helmert_and_opposite_inv_helmert