def getCmatrix(node_list, mesh):
log.info('---starting getCmatrix---')
D = 1.
piD16 = pi * D * 16.
nNodes = len(node_list)
i = 3
#C = memmap('Cmatrix.map', dtype='float64', mode='write', shape=(3+nNodes, 3+nNodes) )
log.info('nNodes=%s' % nNodes)
sys.stdout.flush()
C = matrix(zeros((3 + nNodes, 3 + nNodes), 'float64'))
for inode in node_list:
nodeI = mesh.Node(inode)
#i = inode+3
(xi, yi, zi) = nodeI.get_position()
#x,y,z = p
C[0, i] = 1.
C[1, i] = xi
C[2, i] = yi
C[i, 0] = 1.
C[i, 1] = xi
C[i, 2] = yi
j = 3
for jNode in node_list:
#j = 3+jNode
nodeJ = mesh.Node(jNode)
xj, yj, zj = nodeJ.get_position()
if i == j:
C[i, j] = 0.
else:
Rij2 = (xi-xj)**2. + (yi-yj)**2 # Rij^2
if Rij2 == 0.:
C[i, j] = 0.
else:
Kij = Rij2 * naturalLog(Rij2) / piD16
C[i, j] = Kij
#msg = "i=%s j=%s xi=%s xj=%s yi=%s yj=%s Rij2=%s Kij=%s" %(i,j,xi,xj,yi,yj,Rij2,Kij)
#assert isinstance(Kij,float64), msg
j += 1
i += 1
log.info('---finished getCmatrix---')
sys.stdout.flush()
return C
def getCmatrix(nodeList, mesh):
log.info('---starting getCmatrix---')
D = 1.
piD16 = pi*D*16.
nNodes = len(nodeList)
i = 3
#C = memmap('Cmatrix.map',dtype='float64',mode='write',shape=(3+nNodes,3+nNodes) )
log.info('nNodes=%s' % nNodes)
sys.stdout.flush()
C = matrix(zeros((3+nNodes,3+nNodes), 'float64'))
for iNode in nodeList:
nodeI = mesh.Node(iNode)
#i = iNode+3
(xi, yi, zi) = nodeI.Position()
#x,y,z = p
C[0,i] = 1.
C[1,i] = xi
C[2,i] = yi
C[i,0] = 1.
C[i,1] = xi
C[i,2] = yi
j = 3
for jNode in nodeList:
#j = 3+jNode
nodeJ = mesh.Node(jNode)
(xj,yj,zj) = nodeJ.Position()
if i==j:
C[i,j] = 0.
else:
Rij2 = (xi-xj)**2. + (yi-yj)**2 # Rij^2
if Rij2==0.:
C[i,j] = 0.
else:
Kij = Rij2 * naturalLog(Rij2) / piD16
C[i,j] = Kij
#msg = "i=%s j=%s xi=%s xj=%s yi=%s yj=%s Rij2=%s Kij=%s" %(i,j,xi,xj,yi,yj,Rij2,Kij)
#assert isinstance(Kij,float64), msg
j += 1
i += 1
log.info('---finished getCmatrix---')
sys.stdout.flush()
return C
def getXK_Matrix(Cws, nodeList, mesh, aero_points):
log.info('---starting getXK_matrix---')
D = 1.
piD16 = pi * D * 16.
nNodes = len(nodeList)
#nPoints = len(aero_points.keys())
wa = {}
#i = 0
for iAero, aNode in sorted(iteritems(aero_points)):
xK = zeros(nNodes+3, 'd')
#nodeI = mesh.Node(iNode)
xa, ya, za = aNode
xK[0] = 1.
xK[1] = xa
xK[2] = ya
j = 3
for jNode in nodeList:
sNode = mesh.Node(jNode)
(xs, ys, zs) = sNode.get_position()
Rij2 = (xa-xs)**2. + (ya-ys)**2 # Rij^2
if Rij2 == 0.:
xK[j] = 0.
else:
Kij = Rij2 * naturalLog(Rij2) / piD16
xK[j] = Kij
j += 1
wai = xK * Cws
wa[iAero] = wai[0, 0]
#print("w[%s]=%s" % (iAero, wi[0, 0]))
#i += 1
#print('---wa---')
#print('wa = ', wa)
log.info('---finished getXK_matrix---')
sys.stdout.flush()
return wa
def getXK_Matrix(Cws, nodeList, mesh, aPoints):
log.info('---starting getXK_matrix---')
D = 1.
piD16 = pi*D*16.
nNodes = len(nodeList)
nPoints = len(aPoints.keys())
wa = {}
i = 0
for (iAero, aNode) in sorted(aPoints.iteritems()):
xK = zeros(nNodes+3, 'd')
#nodeI = mesh.Node(iNode)
xa,ya,za = aNode
xK[0] = 1.
xK[1] = xa
xK[2] = ya
j = 3
for jNode in nodeList:
sNode = mesh.Node(jNode)
(xs, ys, zs) = sNode.Position()
Rij2 = (xa-xs)**2. + (ya-ys)**2 # Rij^2
if Rij2==0.:
xK[j] = 0.
else:
Kij = Rij2 * naturalLog(Rij2) / piD16
xK[j] = Kij
j += 1
wai = xK*Cws
wa[iAero] = wai[0,0]
#print "w[%s]=%s" % (iAero, wi[0,0])
i += 1
#print '---wa---'
#print 'wa = ',wa
log.info('---finished getXK_matrix---')
sys.stdout.flush()
return wa
