added capability to respect "origin" information in header
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parent
cd04f990c5
commit
fd3d592333
processing/pre
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@ -58,7 +58,7 @@ def output(cmds,locals,dest):
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# +++++++++++++++++++++++++++++++++++++++++++++++++++
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# +++++++++++++++++++++++++++++++++++++++++++++++++++
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def vtk_writeASCII_mesh(dim,res,data):
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def vtk_writeASCII_mesh(dim,res,origin,data):
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# +++++++++++++++++++++++++++++++++++++++++++++++++++
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# +++++++++++++++++++++++++++++++++++++++++++++++++++
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""" function writes data array defined on a rectilinear grid """
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""" function writes data array defined on a rectilinear grid """
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N = res[0]*res[1]*res[2]
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N = res[0]*res[1]*res[2]
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@ -70,11 +70,11 @@ def vtk_writeASCII_mesh(dim,res,data):
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'DATASET RECTILINEAR_GRID',
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'DATASET RECTILINEAR_GRID',
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'DIMENSIONS %i %i %i'%(res[0]+1,res[1]+1,res[2]+1),
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'DIMENSIONS %i %i %i'%(res[0]+1,res[1]+1,res[2]+1),
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'X_COORDINATES %i float'%(res[0]+1),
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'X_COORDINATES %i float'%(res[0]+1),
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' '.join(map(str,[i*dim[0]/res[0] for i in range(res[0]+1)])),
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' '.join(map(str,[i*dim[0]/res[0]+origin[0] for i in range(res[0]+1)])),
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'Y_COORDINATES %i float'%(res[1]+1),
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'Y_COORDINATES %i float'%(res[1]+1),
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' '.join(map(str,[i*dim[1]/res[1] for i in range(res[1]+1)])),
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' '.join(map(str,[i*dim[1]/res[1]+origin[1] for i in range(res[1]+1)])),
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'Z_COORDINATES %i float'%(res[2]+1),
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'Z_COORDINATES %i float'%(res[2]+1),
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' '.join(map(str,[i*dim[2]/res[2] for i in range(res[2]+1)])),
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' '.join(map(str,[i*dim[2]/res[2]+origin[2] for i in range(res[2]+1)])),
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'CELL_DATA %i'%N,
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'CELL_DATA %i'%N,
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]
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]
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@ -94,10 +94,12 @@ def vtk_writeASCII_mesh(dim,res,data):
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identifiers = {
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identifiers = {
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'resolution': ['a','b','c'],
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'resolution': ['a','b','c'],
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'dimension': ['x','y','z'],
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'dimension': ['x','y','z'],
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'origin': ['x','y','z'],
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}
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}
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mappings = {
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mappings = {
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'resolution': lambda x: int(x),
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'resolution': lambda x: int(x),
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'dimension': lambda x: float(x),
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'dimension': lambda x: float(x),
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'origin': lambda x: float(x),
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}
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}
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parser = OptionParser(option_class=extendedOption, usage='%prog [geomfile[s]]', description = """
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parser = OptionParser(option_class=extendedOption, usage='%prog [geomfile[s]]', description = """
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@ -136,38 +138,38 @@ for file in files:
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content = file['input'].readlines()
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content = file['input'].readlines()
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file['input'].close()
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file['input'].close()
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resolution = [0,0,0]
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dimension = [0.0,0.0,0.0]
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for header in headers:
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headitems = header.split()
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if headitems[0] == 'resolution': # located resolution entry
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for i in xrange(3):
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resolution[i] = mappings['resolution'](headitems[headitems.index(identifiers['resolution'][i])+1])
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if headitems[0] == 'dimension': # located dimension entry
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for i in xrange(3):
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dimension[i] = mappings['dimension'](headitems[headitems.index(identifiers['dimension'][i])+1])
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if resolution == [0,0,0]:
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info = {'resolution': [0,0,0],
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'dimension': [0.0,0.0,0.0],
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'origin': [0.0,0.0,0.0],
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}
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for header in headers:
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headitems = map(str.lower,header.split())
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if headitems[0] in identifiers.keys():
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for i in xrange(len(identifiers[headitems[0]])):
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info[headitems[0]][i] = mappings[headitems[0]](headitems[headitems.index(identifiers[headitems[0]][i])+1])
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if info['resolution'] == [0,0,0]:
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print 'no resolution info found.'
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print 'no resolution info found.'
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sys.exit(1)
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sys.exit(1)
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if dimension == [0.0,0.0,0.0]:
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if info['dimension'] == [0.0,0.0,0.0]:
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print 'no dimension info found.'
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print 'no dimension info found.'
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sys.exit(1)
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sys.exit(1)
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print 'resolution: %s'%(' x '.join(map(str,resolution)))
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print 'resolution: %s'%(' x '.join(map(str,info['resolution'])))
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print 'dimension: %s'%(' x '.join(map(str,dimension)))
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print 'dimension: %s'%(' x '.join(map(str,info['dimension'])))
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print 'origin: %s'%(' : '.join(map(str,info['origin'])))
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data = {'scalar':{'structure':numpy.zeros(resolution,'i')}}
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data = {'scalar':{'structure':numpy.zeros(info['resolution'],'i')}}
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i = 0
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i = 0
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for line in content:
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for line in content:
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for item in map(int,line.split()):
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for item in map(int,line.split()):
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data['scalar']['structure'][i%resolution[0],(i/resolution[0])%resolution[1],i/resolution[0]/resolution[1]] = item
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data['scalar']['structure'][i%info['resolution'][0],(i/info['resolution'][0])%info['resolution'][1],i/info['resolution'][0]/info['resolution'][1]] = item
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i += 1
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i += 1
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out = {}
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out = {}
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out['mesh'] = vtk_writeASCII_mesh(dimension,resolution,data)
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out['mesh'] = vtk_writeASCII_mesh(info['dimension'],info['resolution'],info['origin'],data)
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for what in out.keys():
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for what in out.keys():
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if file['name'] == 'STDIN':
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if file['name'] == 'STDIN':
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