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📜  按角度旋转 2d 矢量 - 无论代码示例

📅  最后修改于: 2022-03-11 15:00:02.658000             🧑  作者: Mango

代码示例1
rotate vector (x1, y1) counterclockwise by the given angle
(angle in radians)

newX = oldX * cos(angle) - oldY * sin(angle)
newY = oldX * sin(angle) + oldY * cos(angle)