| type |
| rot1 |
| rot2 |
| mintheta |
| maxtheta |
| minphi |
| maxphi |
| sigma_r |
| sigma_x |
| sigma_y |
| focuspoint |
| user_coor |
| surfnorm |
Sets angular source distribution type
Possible variables are: iso, cos, planar, beam1d, beam2d, focused or user
Available at all Geant4 states.
Parameters
| AngDis | type s | Parameter candidates : iso cos planar beam1d beam2d focused user |
Sets the 1st vector for angular distribution rotation matrix
Need not be a unit vector
Range : AR1x != 0 || AR1y != 0 || AR1z != 0
Available at all Geant4 states.
Parameters
| AR1x | type d | ||
| AR1y | type d | ||
| AR1z | type d |
Sets the 2nd vector for angular distribution rotation matrix
Need not be a unit vector
Range : AR2x != 0 || AR2y != 0 || AR2z != 0
Available at all Geant4 states.
Parameters
| AR2x | type d | ||
| AR2y | type d | ||
| AR2z | type d |
Set minimum theta
Available at all Geant4 states.
Parameters
| MinTheta | type d | Omittable : default value = 0 | |
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set maximum theta
Available at all Geant4 states.
Parameters
| MaxTheta | type d | Omittable : default value = 3.14159 | |
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set minimum phi
Available at all Geant4 states.
Parameters
| MinPhi | type d | Omittable : default value = 0 | |
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set maximum phi
Available at all Geant4 states.
Parameters
| MaxPhi | type d | Omittable : default value = 6.28319 | |
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set standard deviation in direction for 1D beam.
Available at all Geant4 states.
Parameters
| Sigmara | type d | ||
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set standard deviation in direction in x-direc. for 2D beam
Available at all Geant4 states.
Parameters
| Sigmaxa | type d | ||
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set standard deviation in direction in y-direc. for 2D beam
Available at all Geant4 states.
Parameters
| Sigmaya | type d | ||
| Unit | type s | Omittable : default value = rad | Parameter candidates : rad mrad deg radian milliradian degree |
Set the focusing point for the beam
Available at all Geant4 states.
Parameters
| x | type d | ||
| y | type d | ||
| z | type d | ||
| Unit | type s | Omittable : default value = cm | Parameter candidates : pc km m cm mm um nm Ang fm parsec kilometer meter centimeter millimeter micrometer nanometer angstrom fermi |
True for using user defined angular co-ordinates
Default is false
Available at all Geant4 states.
Parameters
| useuserangaxis | type b | Omittable : default value = 0 |
Makes a user-defined distribution with respect to surface normals rather than x,y,z axes.
Default is false
Available at all Geant4 states.
Parameters
| surfnorm | type b | Omittable : default value = 0 |