Last change
on this file since 1120 was
1108,
checked in by sommeria, 3 years ago
|
phys_XYZ modified for angular scan
|
File size:
592 bytes
|
Line | |
---|
1 | %calculate the components of the unit vector norm_plane normal to the plane |
---|
2 | %defined by the rotation vector PlaneAngle (in degree) |
---|
3 | % this gives the equation of the plane as norm_plane(1)x + norm_plane(2)y +norm_plane(3)z = cte |
---|
4 | |
---|
5 | function norm_plane=rotate(PlaneAngle) |
---|
6 | |
---|
7 | om=norm(PlaneAngle);%norm of rotation angle in degrees |
---|
8 | OmAxis=PlaneAngle/om; %unit vector marking the rotation axis |
---|
9 | cos_om=cos(pi*om/180); |
---|
10 | sin_om=sin(pi*om/180); |
---|
11 | coeff=OmAxis(3)*(1-cos_om); |
---|
12 | norm_plane(1)=OmAxis(1)*coeff+OmAxis(2)*sin_om; |
---|
13 | norm_plane(2)=OmAxis(2)*coeff-OmAxis(1)*sin_om; |
---|
14 | norm_plane(3)=OmAxis(3)*coeff+cos_om; |
---|
Note: See
TracBrowser
for help on using the repository browser.