Don't switch relationship of ymin/ymax during stacking #3673
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yutannihilation
approved these changes
Dec 17, 2019
thomasp85
commented
Dec 17, 2019
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This PR addresses the problem uncovered in #3529 where position_stack changes the relation of ymin/ymax during stacking, making it difficult to recover the correct line to draw. It is less drastic than what #3607 proposes, and simply ensure minimal changes to the incoming data