[請益] 3D球面 UV圖位移工具?
最近在接觸 3D 球面…
假設我現在有一張 for 球體的 uv 圖,以下面這張地球圖為例:
http://i.imgur.com/fQP6K0u.jpg

我想要透過程式改變這張 uv 圖的中心點
像上面是以太平洋中心為中心點…
有辦法透過任何方式將中心點位移到非洲嗎?
(經度緯度為0的那點?)
也就是得到類似下圖的結果:
http://i.imgur.com/U6WR2JI.jpg

如果可以,我想得到一張以南極點為中心點的 uv 圖降子…
已嘗試過 google uv image/sphere image rotate/transform
都查不出結果0rz...
跪求板上的 3D 強者了0rz...
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