Spiral curve on surface we have 4 isocurve divided

[cliffonde]

how to make spiral curve on surface, from 4 isocurves divided

thanks

[Joseph_Oster]

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[cliffonde]

sorry, I am so quick to post forget to add the files

[cliffonde]

spiral on surface zh.gh (11.8 KB) spiral on surface.3dm (3.8 MB)

[HS_Kim]

spiral on surface zh_re.gh (21.1 KB)

And check this as well…

spiral on surface zh_reV2.gh (27.1 KB)

[cliffonde]

this pull effect looks not normal to surface,
can it be interpolate curve on surface ? be normal on surface and spiral looks better

[HS_Kim]

@cliffonde

this pull effect looks not normal to surface,
can it be interpolate curve on surface ?

This could be a way…

spiral on surface zh_reV3.gh (18.9 KB)