info["RotX"][i], info["RotY"][i], info["RotZ"][i],
info["name"][i], "eightpack")
det.addComment("STANDARD 8-PACK")
det.addNPack("eightpack", info["NUM_TUBES_PER_BANK"], info["TUBE_WIDTH"], info["AIR_GAP_WIDTH"])
det.addComment("STANDARD 1.2m 128 PIXEL TUBE")
det.addPixelatedTube("tube", info["NUM_PIXELS_PER_TUBE"], info["TUBE_SIZE"])
det.addComment("PIXEL FOR STANDARD 1.2m 128 PIXEL TUBE")
det.addCylinderPixel("pixel", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(info["TUBE_WIDTH"]/2.0),
(info["TUBE_SIZE"]/info["NUM_PIXELS_PER_TUBE"]))
det.addComment("MONITOR SHAPE")
det.addCuboidMonitor(0.0508,0.1651,0.0381)
det.addComment("DETECTOR IDs")
PIXELS_PER_BANK = info["NUM_TUBES_PER_BANK"] * info["NUM_PIXELS_PER_TUBE"]
det.addDetectorIds(label, [0, (num_dets * PIXELS_PER_BANK) - 1 , None])
det.addComment("MONITOR IDs")
det.addMonitorIds(["-1", "-2", "-3"])
det.addComment("DETECTOR PARAMETERS")
det.addDetectorParameters(label, info["TUBE_PRESSURE"], info["TUBE_THICKNESS"],
info["TUBE_TEMPERATURE"])
det.writeGeom(xml_outfile)
def main():
from helper import MantidGeom
inst_name = "VISION"
xml_outfile = inst_name+"_Definition.xml"
comment = " Created by Stuart Campbell "
valid_from = "2013-10-21 00:00:01"
det = MantidGeom(inst_name, comment=comment, valid_from=valid_from)
det.addSnsDefaults(indirect=True)
det.addComment("SOURCE AND SAMPLE POSITION")
det.addModerator(-16.0)
det.addSamplePosition()
# Backscattering Banks are 21-100
BACKSCATTERING_NTUBES = 80
BACKSCATTERING_SECTORS = 10
TUBES_PER_SECTOR = BACKSCATTERING_NTUBES / BACKSCATTERING_SECTORS
PIXELS_PER_SECTOR = TUBES_PER_SECTOR * 256
det.addComponent("elastic-backscattering", "elastic-backscattering")
handle = det.makeTypeElement("elastic-backscattering")
idlist = []
for k in range(BACKSCATTERING_SECTORS):
bankid = 15 + k
bank_name = "bank%d" % bankid
#doc_handle = det.makeDetectorElement(bank_name, root=handle)
z_coord = -0.998
id_start = 14336 + (PIXELS_PER_SECTOR * k)
id_end = 14336 + (PIXELS_PER_SECTOR * k) + PIXELS_PER_SECTOR - 1
for l in range(TUBES_PER_SECTOR):
tube_index = (k*TUBES_PER_SECTOR) + l
tube_name = bank_name + "-tube" + str(tube_index+1)
#det.addComponent(tube_name, root=doc_handle)
det.addComponent(tube_name, root=handle)
angle = -(2.25 + 4.5*tube_index)
if tube_index%2 == 0:
# Even tube number (long)
centre_offset = BS_ELASTIC_LONG_TUBE_INNER_RADIUS + (BS_ELASTIC_LONG_TUBE_LENGTH/2.0)
#centre_offset = BS_ELASTIC_LONG_TUBE_INNER_RADIUS
component_name = "tube-long-bs-elastic"
else:
# Odd tube number (short)
centre_offset = BS_ELASTIC_SHORT_TUBE_INNER_RADIUS + (BS_ELASTIC_SHORT_TUBE_LENGTH/2.0)
component_name = "tube-short-bs-elastic"
x_coord = centre_offset * math.cos(math.radians(90-angle))
y_coord = centre_offset * math.sin(math.radians(90-angle))
det.addDetector( x_coord, y_coord, z_coord, 0, 0, -angle, tube_name, component_name)
idlist.append(id_start)
idlist.append(id_end)
idlist.append(None)
det.addDetectorIds("elastic-backscattering", idlist)
# 90 elastic banks
elastic_banklist = [25,26,27,28,29,30]
elastic_bank_start = [34816,36864,38912,40960,43008,45056]
elastic_angle = [157.5,-157.5,-67.5,-112.5,-22.5,22.5]
sample_elastic_distance = 0.635
det.addComponent("elastic", "elastic")
handle = det.makeTypeElement("elastic")
idlist = []
elastic_index = 0
for i in elastic_banklist:
bank_name = "bank%d" % i
det.addComponent(bank_name, root=handle)
z_coord = 0.0
x_coord = sample_elastic_distance * math.cos(math.radians(elastic_angle[elastic_index]))
y_coord = sample_elastic_distance * math.sin(math.radians(elastic_angle[elastic_index]))
det.addDetector(x_coord, y_coord, z_coord, -90.0, 180, 0., bank_name, "eightpack-elastic", facingSample=True)
idlist.append(elastic_bank_start[elastic_index])
idlist.append(elastic_bank_start[elastic_index]+2047)
idlist.append(None)
elastic_index += 1
det.addDetectorIds("elastic", idlist)
# Inelastic
inelastic_banklist = [1,2,3,4,5,6,7,8,9,10,11,12,13,14]
inelastic_bank_start=[0,1024,2048,3072,4096,5120,6144,7168,8192,9216,10240,11264,12288,13312]
inelastic_angle = [45.0,0.0,-45.0,-90.0,-135.0,-180.0,135.0,45.0,0.0,-45.0,-90.0,-135.0,-180.0,135.0]
inelastic_angle_for_rotation = [-45.0,180.0,-135.0,-90.0,-225.0,0.0,45.0,-45.0,180.0,-135.0,-90.0,-225.0,0.0,45.0]
sample_inelastic_distance = 0.5174
det.addComponent("inelastic", "inelastic")
handle = det.makeTypeElement("inelastic")
idlist = []
inelastic_index = 0
for i in inelastic_banklist:
bank_name = "bank%d" % i
bank_comp = det.addComponent(bank_name, root=handle, blank_location=True)
# location_element = le.SubElement(bank_comp, "location")
# le.SubElement(location_element, "rot", **{"val":"90", "axis-x":"0",
# "axis-y":"0", "axis-z":"1"})
# Neutronic Positions
z_coord_neutronic = sample_inelastic_distance * math.tan(math.radians(45.0))
if inelastic_index+1 > 7:
# Facing Downstream
z_coord = -0.01
else:
# Facing to Moderator
z_coord = 0.01
z_coord_neutronic = -z_coord_neutronic
# Physical Positions
x_coord = sample_inelastic_distance * math.cos(math.radians(inelastic_angle[inelastic_index]))
y_coord = sample_inelastic_distance * math.sin(math.radians(inelastic_angle[inelastic_index]))
det.addDetector(-x_coord, y_coord, z_coord, 0, 0, inelastic_angle_for_rotation[inelastic_index]-90.0, bank_name,
"eightpack-inelastic", neutronic=True, nx=-x_coord, ny=y_coord, nz=z_coord_neutronic)
efixed = ("Efixed", "3.64", "meV")
det.addDetectorParameters(bank_name, efixed )
idlist.append(inelastic_bank_start[inelastic_index])
idlist.append(inelastic_bank_start[inelastic_index]+1023)
idlist.append(None)
inelastic_index += 1
det.addDetectorIds("inelastic", idlist)
# 8 packs
det.addComment("INELASTIC 8-PACK")
det.addNPack("eightpack-inelastic", INELASTIC_TUBES_PER_BANK, INELASTIC_TUBE_WIDTH,
INELASTIC_AIR_GAP, "tube-inelastic", neutronic=True)
det.addComment("ELASTIC 8-PACK")
det.addNPack("eightpack-elastic", ELASTIC_TUBES_PER_BANK, ELASTIC_TUBE_WIDTH,
ELASTIC_AIR_GAP, "tube-elastic", neutronic=True, neutronicIsPhysical=True)
# TUBES
det.addComment("INELASTIC TUBE")
det.addPixelatedTube("tube-inelastic", INELASTIC_TUBE_NPIXELS,
INELASTIC_TUBE_LENGTH, "pixel-inelastic-tube", neutronic=True)
det.addComment("BACKSCATTERING LONG TUBE")
det.addPixelatedTube("tube-long-bs-elastic", BS_ELASTIC_LONG_TUBE_NPIXELS,
BS_ELASTIC_LONG_TUBE_LENGTH, "pixel-bs-elastic-long-tube",
neutronic=True, neutronicIsPhysical=True)
det.addComment("BACKSCATTERING SHORT TUBE")
det.addPixelatedTube("tube-short-bs-elastic", BS_ELASTIC_SHORT_TUBE_NPIXELS,
BS_ELASTIC_SHORT_TUBE_LENGTH, "pixel-bs-elastic-short-tube",
neutronic=True, neutronicIsPhysical=True)
det.addComment("ELASTIC TUBE (90 degrees)")
det.addPixelatedTube("tube-elastic", ELASTIC_TUBE_NPIXELS,
ELASTIC_TUBE_LENGTH, "pixel-elastic-tube", neutronic=True, neutronicIsPhysical=True)
# PIXELS
det.addComment("PIXEL FOR INELASTIC TUBES")
det.addCylinderPixel("pixel-inelastic-tube", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(INELASTIC_TUBE_WIDTH/2.0),
(INELASTIC_TUBE_LENGTH/INELASTIC_TUBE_NPIXELS))
det.addComment("PIXEL FOR BACKSCATTERING ELASTIC TUBES (LONG)")
det.addCylinderPixel("pixel-bs-elastic-long-tube", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(BS_ELASTIC_LONG_TUBE_WIDTH/2.0),
(BS_ELASTIC_LONG_TUBE_LENGTH/BS_ELASTIC_LONG_TUBE_NPIXELS))
det.addComment("PIXEL FOR BACKSCATTERING ELASTIC TUBES (SHORT)")
det.addCylinderPixel("pixel-bs-elastic-short-tube", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(BS_ELASTIC_SHORT_TUBE_WIDTH/2.0),
(BS_ELASTIC_SHORT_TUBE_LENGTH/BS_ELASTIC_SHORT_TUBE_NPIXELS))
det.addComment("PIXEL FOR ELASTIC TUBES (90 degrees)")
det.addCylinderPixel("pixel-elastic-tube", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(ELASTIC_TUBE_WIDTH/2.0),
(ELASTIC_TUBE_LENGTH/ELASTIC_TUBE_NPIXELS))
det.addComment(" ##### MONITORS ##### ")
det.addMonitors(names=["monitor1","monitor4"], distance=["-6.71625","0.287"], neutronic=True)
# MONITORS
det.addComment("MONITOR SHAPE")
det.addComment("FIXME: All monitors share the dimensions of monitor4.")
det.addCuboidMonitor(0.051,0.054,0.013)
det.addComment("MONITOR IDs")
det.addMonitorIds(["-1","-4"])
#det.showGeom()
det.writeGeom(xml_outfile)
info["RotX"][i], info["RotY"][i], info["RotZ"][i],
info["name"][i], "eightpack")
det.addComment("STANDARD 8-PACK")
det.addNPack("eightpack", info["NUM_TUBES_PER_BANK"], info["TUBE_WIDTH"],
info["AIR_GAP_WIDTH"])
det.addComment("STANDARD 1.2m 128 PIXEL TUBE")
det.addPixelatedTube("tube", info["NUM_PIXELS_PER_TUBE"],
info["TUBE_SIZE"])
det.addComment("PIXEL FOR STANDARD 1.2m 128 PIXEL TUBE")
det.addCylinderPixel("pixel", (0.0, 0.0, 0.0), (0.0, 1.0, 0.0),
(info["TUBE_WIDTH"] / 2.0),
(info["TUBE_SIZE"] / info["NUM_PIXELS_PER_TUBE"]))
det.addComment("MONITOR SHAPE")
det.addCuboidMonitor(0.0508, 0.1651, 0.0381)
det.addComment("DETECTOR IDs")
PIXELS_PER_BANK = info["NUM_TUBES_PER_BANK"] * info["NUM_PIXELS_PER_TUBE"]
det.addDetectorIds(label, [0, (num_dets * PIXELS_PER_BANK) - 1, None])
det.addComment("MONITOR IDs")
det.addMonitorIds(["-1", "-2", "-3"])
det.addComment("DETECTOR PARAMETERS")
det.addDetectorParameters(label, info["TUBE_PRESSURE"],
info["TUBE_THICKNESS"], info["TUBE_TEMPERATURE"])
det.writeGeom(xml_outfile)
