algebra_3D.Vector.angle_vec¶
- Vector.angle_vec()¶
Get the angle between two vectors. The operation is realized if and only if the two vectors have the same origin.
Parameters
Type
Description
vec
Vector
The vector angle-oriented with self vector
mode
int
- The angle unit :
0 => radians
1 => degrees
- Returns
- double
The angle between the two vectors.
See also
Examples
>>> u=Vector(0,0,0,1,0,0) >>> v=Vector(0,0,0,0,1,0) >>> u.angle_vec(v) 90.00003218077504 >>> u.angle_vec(v,0) 1.5707963267948966