如何在 ArKit iOS 中从 3D 点转换 2D 点 [英] How to convert 2D points from 3D Points in ArKit iOS

问题描述

如何将 2d 点从 3d SCNNode 绘制到 uiview.

How do I get the 2d points to plot on to uiview from 3d SCNNode.

假设我有以下 SCNNodes

Suppose I have following SCNNodes

pos(1.002163 -0.524722 -0.770023)
pos(1.174463 -0.765098 -0.607172)
pos(0.668790 -0.744061 -0.696863)
pos(0.781208 -0.744061 -1.228943)

我需要上面的 2d 点.我是 Arkit 的新手.

And I need 2d points from above. I am new to Arkit.

推荐答案

您正在寻找 projectPoint

let projectedPoint = sceneView.projectPoint(pos)

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