OC UIView CALayer 之旋轉

001 透視投影 在3D透視效果中,需要引入投影變換,Z變化,通過手動修改矩陣,m34用於按比例縮放X和Y的值來計算到底要離視角多遠. CATransform3D transform = CATransform3DIdentity;     transform.m34 = - 1.0 / 500.0;     transform = CATransform3DRotate(transform, M

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