def check_file(fileName):
model_reader = ls.CformatBIN()
model = ls.ioModel()
if model_reader.ImportBIN(model, fileName):
# Import success
# read content
assert (len(model.faces) == len(expected_faces))
faces = [[f.a, f.b, f.c, f.idEn, f.idMat, f.idRs] for f in model.faces]
for refFace in expected_faces:
if not refFace in faces:
print("Got face ref {0} not found in model" % (refFace))
for modelFace in faces:
if not modelFace in expected_faces:
print("Got face {0} not found in ref model" % (modelFace))
assert (len(model.vertices) == 42)
vertices = [(v[0], v[1], v[2]) for v in model.vertices]
# compute min max for x,y,z
maxV = list(map(max, zip(*vertices)))
minV = list(map(min, zip(*vertices)))
assert (abs(maxV[0] - 20) < 1e-5)
assert (abs(maxV[1] - 30) < 1e-5)
assert (abs(maxV[2] - 10) < 1e-5)
assert (abs(minV[0]) < 1e-5)
assert (abs(minV[1]) < 1e-5)
assert (abs(minV[2]) < 1e-5)
return model
else:
print("Test failed with %s" % fileName)
exit(-1)
def check_file(fileName):
model_reader = ls.CformatBIN()
model = ls.ioModel()
if model_reader.ImportBIN(model, fileName):
# Import success
# read content
assert(len(model.faces) == len(expected_faces))
faces = [[f.a, f.b, f.c, f.idEn, f.idMat, f.idRs] for f in model.faces]
for refFace in expected_faces:
if not refFace in faces:
print("Got face ref {0} not found in model" % (refFace))
for modelFace in faces:
if not modelFace in expected_faces:
print("Got face {0} not found in ref model" % (modelFace))
assert(len(model.vertices) == 42)
vertices = [(v[0], v[1], v[2]) for v in model.vertices]
# compute min max for x,y,z
maxV = map(max, zip(*vertices))
minV = map(min, zip(*vertices))
assert(abs(maxV[0] - 20) < 1e-5)
assert(abs(maxV[1] - 30) < 1e-5)
assert(abs(maxV[2] - 10) < 1e-5)
assert(abs(minV[0]) < 1e-5)
assert(abs(minV[1]) < 1e-5)
assert(abs(minV[2]) < 1e-5)
return model
else:
print("Test failed with %s" % fileName)
exit(-1)
def BuildModel(filepath):
model = ls.ioModel()
#Add vertices
for vertex in vertices:
model.vertices.append(ls.t_pos(vertex[0], vertex[1], vertex[2]))
#Add faces
for face in faces:
newface = ls.ioFace()
newface.a = face[0]
newface.b = face[1]
newface.c = face[2]
newface.idEn = face[3]
newface.idMat = face[4]
newface.idRs = face[5]
model.faces.append(newface)
#Save 3D model
ls.CformatBIN().ExportBIN(filepath, model)
def BuildModel(filepath):
model=ls.ioModel()
#Add vertices
for vertex in vertices:
model.vertices.append(ls.t_pos(vertex[0],vertex[1],vertex[2]))
#Add faces
for face in faces:
newface=ls.ioFace()
newface.a=face[0]
newface.b=face[1]
newface.c=face[2]
newface.idEn=face[3]
newface.idMat=face[4]
newface.idRs=face[5]
model.faces.append(newface)
#Save 3D model
ls.CformatBIN().ExportBIN(filepath,model)
def CreerModele(filepath):
"""
Création du modèle 3D
"""
model=ls.ioModel()
#Ajout des sommets
for sommet in sommets:
model.vertices.append(ls.t_pos(sommet[0],sommet[1],sommet[2]))
#Ajout des faces
for face in faces:
newface=ls.ioFace()
newface.a=face[0]
newface.b=face[1]
newface.c=face[2]
newface.idEn=face[3]
newface.idMat=face[4]
newface.idRs=face[5]
model.faces.append(newface)
#sauvegarde du modèle
ls.CformatBIN().ExportBIN(filepath,model)
def CreerModele(filepath):
"""
Création du modèle 3D
"""
model = ls.ioModel()
#Ajout des sommets
for sommet in sommets:
model.vertices.append(ls.t_pos(sommet[0], sommet[1], sommet[2]))
#Ajout des faces
for face in faces:
newface = ls.ioFace()
newface.a = face[0]
newface.b = face[1]
newface.c = face[2]
newface.idEn = face[3]
newface.idMat = face[4]
newface.idRs = face[5]
model.faces.append(newface)
#sauvegarde du modèle
ls.CformatBIN().ExportBIN(filepath, model)
def check_model(filepath):
model = ls.ioModel()
assert ls.CformatBIN().ImportBIN(model, filepath), "Cannot import model"
# Check if vertex in expected vertices
model_vertices = []
for vertex in model.vertices:
model_vertex = [vertex[0], vertex[1], vertex[2]]
model_vertices.append(model_vertex)
assert model_vertex in vertices, "wrong vertex"
# Check if expected vertex in vertices
for vertex in vertices:
assert vertex in model_vertices, "missing vertex"
modelfaces = []
for face in model.faces:
new_face = [face.a, face.b, face.c, face.idEn, face.idMat, face.idRs]
assert new_face in faces, "wrong face"
modelfaces.append(new_face)
for face in faces:
assert face in modelfaces, "missing face"
def write_input_files(cbinpath, cmbinpath, materials, sources_lst, outfolder):
"""
Import 3D model
This model contains the associated material link to the XML file
XML volume index to octave index
:param cbinpath:
:param cmbinpath:
:param materials:
:param sources_lst:
:param outfolder:
:return: dictionary of loaded data or None if failed
"""
ret = {}
idVolumeIndex = {}
sharedVertices = set()
modelImport = ls.ioModel()
if not ls.CformatBIN().ImportBIN(modelImport, cbinpath):
print("Error can not load %s model !\n" % cbinpath)
return None
# Import 3D mesh file builded from tetgen output
mesh_import = ls.CMBIN().LoadMesh(cmbinpath)
if not mesh_import:
print("Error can not load %s mesh model !\n" % cmbinpath)
return None
# Write NODES file
with open(os.path.join(outfolder, "scene_nodes.txt"), "w") as f:
for node in mesh_import.nodes:
f.write('{0:>15} {1:>15} {2:>15}'.format(*(node[0], node[1], node[2])) + "\n")
ret["model"] = modelImport
ret["mesh"] = mesh_import
# Write elements file
with open(os.path.join(outfolder, "scene_elements.txt"), "w") as f:
for tetra in mesh_import.tetrahedres:
volindex = idVolumeIndex.get(tetra.idVolume)
if volindex is None:
volindex = len(idVolumeIndex) + 1
idVolumeIndex[tetra.idVolume] = len(idVolumeIndex) + 1
f.write('{0:>6} {1:>6} {2:>6} {3:>6} {4:>6}'.format(*(
tetra.vertices[0] + 1, tetra.vertices[1] + 1, tetra.vertices[2] + 1, tetra.vertices[3] + 1,
volindex)) + "\n")
# Write tetra face file
with open(os.path.join(outfolder,"scene_faces.txt"), "w") as f:
for tetra in mesh_import.tetrahedres:
process_face(tetra.getFace(0), modelImport, sharedVertices, f)
process_face(tetra.getFace(1), modelImport, sharedVertices, f)
process_face(tetra.getFace(2), modelImport, sharedVertices, f)
process_face(tetra.getFace(3), modelImport, sharedVertices, f)
# Write boundary material file
with open(os.path.join(outfolder,"scene_materials_absorption.txt"), "w") as f:
for xmlid, mat in materials.iteritems():
f.write('{0:>6} '.format(xmlid))
# for each frequency band
for freqAbs in mat["q"]:
f.write(' {0:>6.2g}'.format(freqAbs))
# end of line
f.write("\n")
# Write boundary material transmission file
with open(os.path.join(outfolder, "scene_materials_transmission.txt"), "w") as f:
for xmlid, mat in materials.iteritems():
f.write('{0:>6} '.format(xmlid))
# for each frequency band
for freqTransm in mat["g"]:
f.write(' {0:>6.2g}'.format(freqTransm))
# end of line
f.write("\n")
# Write source position and power files
with open(os.path.join(outfolder, "scene_sources.txt"), "w") as f:
for src in sources_lst:
f.write('{0:>15} {1:>15} {2:>15} '.format(src.pos[0], src.pos[1], src.pos[2]))
# for each frequency band
for spl in src.db:
f.write(' {0:>6.4g}'.format(spl))
# end of line
f.write("\n")
# Write shared vertices index
with open(os.path.join(outfolder, "scene_shared_vertices.txt"), "w") as f:
for ptindex in sharedVertices:
f.write(str(ptindex) + "\n")
return ret
def write_input_files(cbinpath, cmbinpath, materials, sources_lst, outfolder):
"""
Import 3D model
This model contains the associated material link to the XML file
XML volume index to octave index
:param cbinpath:
:param cmbinpath:
:param materials:
:param sources_lst:
:param outfolder:
:return: dictionary of loaded data or None if failed
"""
ret = {}
idVolumeIndex = {}
sharedVertices = set()
modelImport = ls.ioModel()
if not ls.CformatBIN().ImportBIN(modelImport, cbinpath):
print("Error can not load %s model !\n" % cbinpath)
return None
# Import 3D mesh file builded from tetgen output
mesh_import = ls.CMBIN().LoadMesh(cmbinpath)
if not mesh_import:
print("Error can not load %s mesh model !\n" % cmbinpath)
return None
# Write NODES file
with open(os.path.join(outfolder, "scene_nodes.txt"), "w") as f:
for node in mesh_import.nodes:
f.write('{0:>15} {1:>15} {2:>15}'.format(*(node[0], node[1],
node[2])) + "\n")
ret["model"] = modelImport
ret["mesh"] = mesh_import
# Write elements file
with open(os.path.join(outfolder, "scene_elements.txt"), "w") as f:
for tetra in mesh_import.tetrahedres:
volindex = idVolumeIndex.get(tetra.idVolume)
if volindex is None:
volindex = len(idVolumeIndex) + 1
idVolumeIndex[tetra.idVolume] = len(idVolumeIndex) + 1
f.write('{0:>6} {1:>6} {2:>6} {3:>6} {4:>6}'.format(
*(tetra.vertices[0] + 1, tetra.vertices[1] + 1,
tetra.vertices[2] + 1, tetra.vertices[3] + 1, volindex)) +
"\n")
# Write tetra face file
with open(os.path.join(outfolder, "scene_faces.txt"), "w") as f:
for tetra in mesh_import.tetrahedres:
process_face(tetra.getFace(0), modelImport, sharedVertices, f)
process_face(tetra.getFace(1), modelImport, sharedVertices, f)
process_face(tetra.getFace(2), modelImport, sharedVertices, f)
process_face(tetra.getFace(3), modelImport, sharedVertices, f)
# Write boundary material file
with open(os.path.join(outfolder, "scene_materials_absorption.txt"),
"w") as f:
for xmlid, mat in materials.iteritems():
f.write('{0:>6} '.format(xmlid))
# for each frequency band
for freqAbs in mat["q"]:
f.write(' {0:>6.2g}'.format(freqAbs))
# end of line
f.write("\n")
# Write boundary material transmission file
with open(os.path.join(outfolder, "scene_materials_transmission.txt"),
"w") as f:
for xmlid, mat in materials.iteritems():
f.write('{0:>6} '.format(xmlid))
# for each frequency band
for freqTransm in mat["g"]:
f.write(' {0:>6.2g}'.format(freqTransm))
# end of line
f.write("\n")
# Write source position and power files
with open(os.path.join(outfolder, "scene_sources.txt"), "w") as f:
for src in sources_lst:
f.write('{0:>15} {1:>15} {2:>15} '.format(src.pos[0], src.pos[1],
src.pos[2]))
# for each frequency band
for spl in src.db:
f.write(' {0:>6.4g}'.format(spl))
# end of line
f.write("\n")
# Write shared vertices index
with open(os.path.join(outfolder, "scene_shared_vertices.txt"), "w") as f:
for ptindex in sharedVertices:
f.write(str(ptindex) + "\n")
return ret
import libsimpa as ls
model=ls.ioModel()
ls.CformatBIN().ImportBIN(model,"modeldebug.cbin")
merger=ls.SurfaceMerging()
merger.LoadGroups(model)
print "Il y a %i groupes de surfaces)" % (merger.GetGroups())
for igroup in range(0,merger.GetGroups()):
faces=list(merger.GetGroupInformation(igroup))
print "Groupe %i" % (igroup)
print faces
print "\n"
