示例#1
0
# - merge (pyTree) -
import Converter.PyTree as C
import Generator.PyTree as G
import Transform.PyTree as T
import Connector.PyTree as X
import Geom.PyTree as D

def f(t,u):
    x = t+u
    y = t*t+1+u*u
    z = u
    return (x,y,z)

a = D.surface(f)
b = T.splitSize(a, 100)
b = X.connectMatch(b, dim=2)
t = C.newPyTree(['Surface']); t[2][1][2] += b
b = T.merge(t)
t[2][1][2] = b
C.convertPyTree2File(t, "out.cgns")
示例#2
0
import Generator.PyTree as G
import Transform.PyTree as T
import Connector.PyTree as X
import Geom.PyTree as D
import KCore.test as test


def f(t, u):
    x = t + u
    y = t * t + 1 + u * u
    z = u
    return (x, y, z)


# surface grid
a = D.surface(f, N=50)
b = T.splitSize(a, 100)
b = X.connectMatch(b, dim=2)
t = C.newPyTree(['Surface', 2])
t[2][1][2] += b
t = C.initVars(t, 'F', 1.)
t = C.initVars(t, 'centers:G', 2.)
t[2][1][2][0] = C.addBC2Zone(t[2][1][2][0], 'overlap', 'BCOverlap', 'imin')
t = C.fillEmptyBCWith(t, 'wall', 'BCWall', dim=2)
b = T.merge(t)
t2 = C.newPyTree(['Surface', 2])
t2[2][1][2] += b
test.testT(t2, 1)
b = T.merge(t, alphaRef=45.)
t2 = C.newPyTree(['Surface', 2])
t2[2][1][2] = b
示例#3
0
def generate(event=None):

    CTK.saveTree()
    N = CTK.varsFromWidget(VARS[0].get(), type=2)
    if len(N) != 1:
        CTK.TXT.insert('START', 'NPts is incorrect.\n')
        return
    N = N[0]
    eltType = VARS[1].get()
    surfType = VARS[2].get()

    if surfType == 'Sphere':
        s = D.sphere6((0, 0, 0), 0.5, N=N)
        xc = 0
        yc = 0
        zc = 0
    elif surfType == 'Plane':
        h = 1. / (N - 1)
        s1 = G.cart((-0.5, -0.5, -0.5), (h, h, h), (N, 1, N))
        s = [s1]
        xc = 0
        yc = 0
        zc = 0
    elif surfType == 'Cube':
        h = 1. / (N - 1)
        s1 = G.cart((-0.5, -0.5, -0.5), (h, h, h), (N, N, 1))
        s1 = T.reorder(s1, (-1, 2, 3))
        s2 = G.cart((-0.5, -0.5, 0.5), (h, h, h), (N, N, 1))
        s3 = G.cart((-0.5, -0.5, -0.5), (h, h, h), (N, 1, N))
        s4 = G.cart((-0.5, 0.5, -0.5), (h, h, h), (N, 1, N))
        s4 = T.reorder(s4, (-1, 2, 3))
        s5 = G.cart((-0.5, -0.5, -0.5), (h, h, h), (1, N, N))
        s5 = T.reorder(s5, (1, -2, 3))
        s6 = G.cart((0.5, -0.5, -0.5), (h, h, h), (1, N, N))
        s = [s1, s2, s3, s4, s5, s6]
        xc = 0
        yc = 0
        zc = 0
    elif surfType == 'Tetra':
        m1 = meshTri([0, 0, 0], [1, 0, 0], [0, 1, 0], N=N)
        m1 = T.reorder(m1, (-1, 2, 3))
        m2 = meshTri([0, 0, 0], [1, 0, 0], [0, 0, 1], N=N)
        m3 = meshTri([0, 0, 0], [0, 1, 0], [0, 0, 1], N=N)
        m3 = T.reorder(m3, (-1, 2, 3))
        m4 = meshTri([1, 0, 0], [0, 1, 0], [0, 0, 1], N=N)
        s = m1 + m2 + m3 + m4
        xc = 0.5
        yc = 0.5
        zc = 0.5
    elif surfType == 'Pyramid':
        h = 1. / (2 * N - 2)
        m0 = G.cart((-0.5, -0.5, -0.5), (h, h, h), (2 * N - 1, 2 * N - 1, 1))
        m0 = T.reorder(m0, (-1, 2, 3))
        m1 = meshTri([-0.5, -0.5, -0.5], [0.5, -0.5, -0.5], [0, 0, 0.5], N=N)
        m2 = meshTri([-0.5, -0.5, -0.5], [-0.5, 0.5, -0.5], [0, 0, 0.5], N=N)
        m2 = T.reorder(m2, (-1, 2, 3))
        m3 = meshTri([-0.5, 0.5, -0.5], [0.5, 0.5, -0.5], [0, 0, 0.5], N=N)
        m3 = T.reorder(m3, (-1, 2, 3))
        m4 = meshTri([0.5, -0.5, -0.5], [0.5, 0.5, -0.5], [0, 0, 0.5], N=N)
        s = [m0] + m1 + m2 + m3 + m4
        xc = 0.
        yc = 0.
        zc = 0.
    elif surfType == 'Cylinder':
        m0 = meshCircle((0, 0, -0.5), 0.5, N)
        m1 = meshCircle((0, 0, 0.5), 0.5, N)
        m1 = T.reorder(m1, (-1, 2, 3))
        m2 = D.circle((0, 0, -0.5),
                      0.5,
                      tetas=-45,
                      tetae=-45 + 360,
                      N=4 * N - 3)
        l = D.line((0, 0, -0.5), (0, 0, 0.5), N=N)
        m2 = D.lineDrive(m2, l)
        s = m0 + m1 + [m2]
        xc = 0.
        yc = 0.
        zc = 0.
    elif surfType == 'Cone':
        s = [D.cone((0., 0, 0), 1, 0.1, 1, N=N)]
        (xc, yc, zc) = G.barycenter(s)
    else:  # Geom parametrics surfaces
        formula = base[surfType]
        if formula.replace('{u}', '') == formula:  # curve
            s = D.curve(base[surfType], N)
        else:
            s = D.surface(base[surfType], N)
        (xc, yc, zc) = G.barycenter(s)
        s = [s]

    if eltType == 'TRI':
        s = C.convertArray2Tetra(s)
        s = T.join(s)
        s = G.close(s)
    elif eltType == 'QUAD':
        s = C.convertArray2Hexa(s)
        s = T.join(s)
        s = G.close(s)

    posCam = CPlot.getState('posCam')
    posEye = CPlot.getState('posEye')
    dirCam = CPlot.getState('dirCam')

    s = T.translate(s, (posEye[0] - xc, posEye[1] - yc, posEye[2] - zc))
    lx = posEye[0] - posCam[0]
    ly = posEye[1] - posCam[1]
    lz = posEye[2] - posCam[2]
    if lx * lx + ly * ly + lz * lz < 1.e-10: lx = -1
    if (dirCam[0] * dirCam[0] + dirCam[1] * dirCam[1] +
            dirCam[2] * dirCam[2] == 0.):
        dirCam = (0, 0, 1)
    ll = math.sqrt(lx * lx + ly * ly + lz * lz)
    s = T.homothety(s, (posEye[0], posEye[1], posEye[2]), 0.5 * ll)

    ux = dirCam[1] * lz - dirCam[2] * ly
    uy = dirCam[2] * lx - dirCam[0] * lz
    uz = dirCam[0] * ly - dirCam[1] * lx
    s = T.rotate(s, (posEye[0], posEye[1], posEye[2]),
                 ((1, 0, 0), (0, 1, 0), (0, 0, 1)),
                 ((-ux, -uy, -uz), (lx, ly, lz), dirCam))

    CTK.t = C.addBase2PyTree(CTK.t, 'SURFACES', 2)
    b = Internal.getNodeFromName1(CTK.t, 'SURFACES')

    if eltType == 'TRI' or eltType == 'QUAD':
        nob = C.getNobOfBase(b, CTK.t)
        CTK.add(CTK.t, nob, -1, s)
    else:
        nob = C.getNobOfBase(b, CTK.t)
        if CP.__slot__ is None:
            CTK.t[2][nob][2] += s
            CTK.display(CTK.t)
        else:
            for i in s:
                CTK.add(CTK.t, nob, -1, i)

    #C._fillMissingVariables(CTK.t)
    CTK.TXT.insert('START', 'Surface created.\n')
    (CTK.Nb, CTK.Nz) = CPlot.updateCPlotNumbering(CTK.t)
    CTK.TKTREE.updateApp()
    CPlot.render()
# - conformUnstr (pyTree) -
# Conforming 1 or 2 TRI/BAR together (same type for both operands)
import Generator.PyTree as G
import Intersector.PyTree as XOR
import Converter.PyTree as C
import Geom.PyTree as D
from Geom.Parametrics import base
import Transform.PyTree as T

s1 = D.sphere((0, 0, 0), 1, N=20)

s2 = D.surface(base['plane'], N=30)
s2 = T.translate(s2, (0.2, 0.2, 0.2))

s1 = C.convertArray2Tetra(s1)
s1 = G.close(s1)
s2 = C.convertArray2Tetra(s2)
s2 = G.close(s2)

x = XOR.conformUnstr(s1, s2, tol=0.)
C.convertPyTree2File(x, 'out.plt')

c1 = D.circle((0, 0, 0), 1, N=100)
c2 = D.circle((0.2, 0, 0), 1, N=50)

c1 = C.convertArray2Tetra(c1)
c1 = G.close(c1)
c2 = C.convertArray2Tetra(c2)
c2 = G.close(c2)

x = XOR.conformUnstr(c1, c2, tol=0.)
# Fonction de surface
def FS(t, u):
    x = t + u
    y = t * t + 1 + u * u
    z = u
    return (x, y, z)


# Create an init function
def FI(x, y, z):
    return x * x + y * y + z * z


# Creation de la surface portant la solution
a = D.surface(FS, 50)
a = C.initVars(a, 'sol', FI, ['CoordinateX', 'CoordinateY', 'CoordinateZ'])

# Creation de la surface d'extraction
e = D.surface(FS, 100)
e = P.extractMesh([a], e, order=2, tol=1.e-3)
test.testT(e, 1)

# unstructured surface
a = C.convertArray2Tetra(a)
a = C.initVars(a, 'sol', FI, ['CoordinateX', 'CoordinateY', 'CoordinateZ'])
e = C.convertArray2Tetra(e)
e = P.extractMesh([a], e, order=2, tol=1.e-3)
test.testT(e, 2)

# arbre