diff options
Diffstat (limited to 'detectors/lbne.py')
-rw-r--r-- | detectors/lbne.py | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/detectors/lbne.py b/detectors/lbne.py deleted file mode 100644 index 97d09e9..0000000 --- a/detectors/lbne.py +++ /dev/null @@ -1,49 +0,0 @@ -import numpy as np -from chroma.geometry import Solid, Geometry -import chroma.solids as solids -from chroma.optics import vacuum, water, water_wcsim, black_surface -from chroma.transform import rotate, make_rotation_matrix -from itertools import product -import chroma.make as make - -def build_lbne(radius, height, nstrings, pmts_per_string, endcap_spacing, detector_material=water_wcsim, physical_model=True): - if physical_model: - pmt = solids.build_12inch_pmt_with_lc(outer_material=detector_material) - else: - pmt = solids.build_12inch_pmt_shell(outer_material=detector_material) - - lbne = Geometry(detector_material) - - # outer cylinder - cylinder_mesh = make.segmented_cylinder(radius, height+height/(pmts_per_string-1), nsteps=16*nstrings, nsegments=1200) - cylinder_mesh.vertices = rotate(cylinder_mesh.vertices, np.pi/2, (-1,0,0)) - lbne.add_solid(Solid(cylinder_mesh, detector_material, vacuum, black_surface, 0xff0000ff)) - - lbne.pmtids = [] - - # construct the barrel - for i in range(pmts_per_string): - for j in range(nstrings): - rotation = make_rotation_matrix(j*2*np.pi/nstrings, (0,0,1)) - displacement = rotate((0,-radius,-height/2+i*height/(pmts_per_string-1)), j*2*np.pi/nstrings, (0,0,1)) - lbne.pmtids.append(lbne.add_solid(pmt, rotation, displacement)) - - # construct the top endcap - for x, y in np.array(tuple(product(\ - np.arange(-radius+0.075, radius, endcap_spacing), - np.arange(-radius+0.075, radius, endcap_spacing)))): - if np.sqrt(x**2 + y**2) < radius - endcap_spacing/2: - rotation = make_rotation_matrix(+np.pi/2, (1,0,0)) - displacement = (x,y,+height/2+height/(pmts_per_string-1)/2) - lbne.pmtids.append(lbne.add_solid(pmt, rotation, displacement)) - - # construct the bottom endcap - for x, y in np.array(tuple(product(\ - np.arange(-radius+0.075, radius, endcap_spacing), - np.arange(-radius+0.075, radius, endcap_spacing)))): - if np.sqrt(x**2 + y**2) < radius - endcap_spacing/2: - rotation = make_rotation_matrix(-np.pi/2, (1,0,0)) - displacement = (x,y,-height/2-height/(pmts_per_string-1)/2) - lbne.pmtids.append(lbne.add_solid(pmt, rotation, displacement)) - - return lbne |