class TestCell(unittest.TestCase):
def setUp(self, numpoints=100):
self.prof1 = Profile2D.compute_naca(1223)
self.prof2 = Profile2D.compute_naca(1223)
for prof in [self.prof1, self.prof2]:
naca = random.randint(1, 1399)
#prof.compute_naca(naca=1223, numpoints=numpoints)
prof.close()
prof.normalize()
self.ballooning = BallooningBezier()
self.rib2 = Rib(self.prof1, self.ballooning, [0., 0.12, 0], 1.,
20 * math.pi / 180, 2 * math.pi / 180, 0, 7.)
self.rib3 = Rib(self.prof2, self.ballooning, [0.2, 0.3, -0.1], 0.8,
30 * math.pi / 180, 5 * math.pi / 180, 0, 7.)
self.rib1 = self.rib2.copy()
self.rib1.mirror()
self.cell1 = Cell(self.rib1, self.rib2)
self.cell2 = Cell(self.rib2, self.rib3)
def test_show_cell(self, num=10):
#print(self.rib1.profile_2d.x_values)
ribs = [self.cell1.midrib(x * 1. / num) for x in range(num)]
ribs += [self.cell2.midrib(x * 1. / num) for x in range(num)]
Graph.Graphics([Graph.Line(x.data) for x in ribs] +
[Graph.Line(self.rib1.profile_3d.data)])
def test_mirror(self):
cell1 = self.cell2
cell2 = self.cell2.copy()
cell2.mirror()
print(cell1._basic_cell.normvectors)
print([[p, normvector] for p, normvector in zip(
cell1.prof2.data, cell1._basic_cell.normvectors)])
Graph.Graphics([
Graph.Line(cell1.rib1.profile_3d.data),
Graph.Line(cell2.rib1.profile_3d.data), Graph.Red,
Graph.Line(cell1.prof2.data),
Graph.Line(cell2.prof2.data), Graph.Green
] + [
Graph.Line([p, p + normvector]) for p, normvector in zip(
cell2.prof2.data, cell2.basic_cell.normvectors)
])
class TestCell(unittest.TestCase):
def setUp(self, numpoints=100):
self.prof1 = Profile2D.compute_naca(1223)
self.prof2 = Profile2D.compute_naca(1223)
for prof in [self.prof1, self.prof2]:
naca = random.randint(1, 1399)
# prof.compute_naca(naca=1223, numpoints=numpoints)
prof.close()
prof.normalize()
self.ballooning = BallooningBezier()
self.rib2 = Rib(self.prof1, self.ballooning, [0.0, 0.12, 0], 1.0, 20 * math.pi / 180, 2 * math.pi / 180, 0, 7.0)
self.rib3 = Rib(
self.prof2, self.ballooning, [0.2, 0.3, -0.1], 0.8, 30 * math.pi / 180, 5 * math.pi / 180, 0, 7.0
)
self.rib1 = self.rib2.copy()
self.rib1.mirror()
self.cell1 = Cell(self.rib1, self.rib2)
self.cell2 = Cell(self.rib2, self.rib3)
def test_show_cell(self, num=10):
# print(self.rib1.profile_2d.x_values)
ribs = [self.cell1.midrib(x * 1.0 / num) for x in range(num)]
ribs += [self.cell2.midrib(x * 1.0 / num) for x in range(num)]
Graph.Graphics([Graph.Line(x.data) for x in ribs] + [Graph.Line(self.rib1.profile_3d.data)])
def test_mirror(self):
cell1 = self.cell2
cell2 = self.cell2.copy()
cell2.mirror()
print(cell1._basic_cell.normvectors)
print([[p, normvector] for p, normvector in zip(cell1.prof2.data, cell1._basic_cell.normvectors)])
Graph.Graphics(
[
Graph.Line(cell1.rib1.profile_3d.data),
Graph.Line(cell2.rib1.profile_3d.data),
Graph.Red,
Graph.Line(cell1.prof2.data),
Graph.Line(cell2.prof2.data),
Graph.Green,
]
+ [Graph.Line([p, p + normvector]) for p, normvector in zip(cell2.prof2.data, cell2.basic_cell.normvectors)]
)
a = Profile2D()
a.importdat(os.path.dirname(os.path.abspath(__file__)) + "/testprofile.dat")
#a.Numpoints = 40
midribs = [
#MiniRib(0.2, 0.8, 1),
MiniRib(0.5, 0.7, 1),
#MiniRib(0.8, 0.8, 1),
]
b1 = BallooningBezier()
b2 = BallooningBezier()
b2.Amount *= 0.8
r2 = Rib(a, b1, [0, 0.12, 0], 1., 20 * math.pi / 180, 2 * math.pi / 180, 0, 7)
r1 = r2.copy()
r1.mirror()
r3 = Rib(a, b2, [0.2, 0.3, -0.1], 0.8, 30 * math.pi / 180, 5 * math.pi / 180, 0, 7)
cell1 = Cell(r1, r2, midribs)
cell1.recalc()
cell2 = Cell(r2, r3, [])
cell2.recalc()
num = 20
#ribs = [cell1.midrib(x*1./num) for x in range(num+1)]
#ribs += [cell2.midrib(x*1./num) for x in range(num+1)]
#G.Graphics3D([G.Line(r1.profile_3d.data),G.Line(r2.profile_3d.data),G.Line([[0.,0.,0.],[1.,0.,0.]]),G.Line([[0.,0.,0.],[0.,0.5,0.]])])
#Graph.Graphics3D([Graph.Line(x.data) for x in ribs])
ribs = []
a = Profile2D()
a.importdat(os.path.dirname(os.path.abspath(__file__)) + "/testprofile.dat")
# a.Numpoints = 40
midribs = [
# MiniRib(0.2, 0.8, 1),
MiniRib(0.5, 0.7, 1),
# MiniRib(0.8, 0.8, 1),
]
b1 = BallooningBezier()
b2 = BallooningBezier()
b2.Amount *= 0.8
r2 = Rib(a, b1, [0, 0.12, 0], 1.0, 20 * math.pi / 180, 2 * math.pi / 180, 0, 7)
r1 = r2.copy()
r1.mirror()
r3 = Rib(a, b2, [0.2, 0.3, -0.1], 0.8, 30 * math.pi / 180, 5 * math.pi / 180, 0, 7)
cell1 = Cell(r1, r2, midribs)
cell1.recalc()
cell2 = Cell(r2, r3, [])
cell2.recalc()
num = 20
# ribs = [cell1.midrib(x*1./num) for x in range(num+1)]
# ribs += [cell2.midrib(x*1./num) for x in range(num+1)]
# G.Graphics3D([G.Line(r1.profile_3d.data),G.Line(r2.profile_3d.data),G.Line([[0.,0.,0.],[1.,0.,0.]]),G.Line([[0.,0.,0.],[0.,0.5,0.]])])
# Graph.Graphics3D([Graph.Line(x.data) for x in ribs])
ribs = []
def import_ods(filename, glider=None):
ods = ezodf.opendoc(filename)
sheets = ods.sheets
# Profiles -> map xvalues
profiles = [Profile2D(profile) for profile in transpose_columns(sheets[3])]
xvalues = sorted(profiles, key=lambda prof: prof.numpoints)[0].x_values # Use airfoil with maximum profilepoints
for profile in profiles:
profile.x_values = xvalues
# Ballooning old : 1-8 > upper (prepend/append (0,0),(1,0)), 9-16 > lower (same + * (1,-1))
balloonings_temp = transpose_columns(sheets[4])
balloonings = []
for baloon in balloonings_temp:
upper = [[0, 0]] + baloon[:7] + [[1, 0]]
lower = [[0, 0]] + [[i[0], -1 * i[1]] for i in baloon[8:15]] + [[1, 0]]
balloonings.append(BallooningBezier([upper, lower]))
# Data
data = {}
datasheet = sheets[-1]
assert isinstance(datasheet, ezodf.Sheet)
for i in range(datasheet.nrows()):
data[datasheet.get_cell([i, 0]).value] = datasheet.get_cell([i, 1]).value
#print(data["GLEITZAHL"])
glider.data = data
cells = []
main = sheets[0]
x = y = z = span_last = 0.
alpha2 = 0.
thisrib = None
# TODO: Glide -> DATAIMPORT
for i in range(1, main.nrows()):
line = [main.get_cell([i, j]).value for j in range(main.ncols())]
if not line[0]:
#print("leere zeile:", i, main.nrows())
break
chord = line[1] # Rib-Chord
span = line[2] # spanwise-length (flat)
alpha1 = alpha2 # angle before the rib
alpha2 += line[4] * numpy.pi / 180 # angle after the rib
alpha = (span > 0) * (alpha1 + alpha2) * 0.5 + line[6] * numpy.pi / 180 # rib's angle
x = line[3] # x-value -> front/back (ribwise)
y += numpy.cos(alpha1) * (span - span_last) # y-value -> spanwise
z -= numpy.sin(alpha1) * (span - span_last) # z-axis -> up/down
aoa = line[5] * numpy.pi / 180
zrot = line[7] * numpy.pi / 180
span_last = span
profile = merge(line[8], profiles)
ballooning = merge(line[9], balloonings)
lastrib = thisrib
thisrib = Rib(profile, ballooning, numpy.array([x, y, z]), chord, alpha, aoa, zrot, data["GLEITZAHL"])
if i == 1 and y != 0: # Middle-cell
#print("midrib!", y)
lastrib = thisrib.copy()
lastrib.mirror()
if lastrib:
cell = Cell(lastrib, thisrib, [])
cell.name = "Cell_no"+str(i)
cells.append(cell)
if glider:
glider.cells = cells
glider.close_rib()
glider.attachment_points = read_elements(sheets[2], "AHP", AttachmentPoint)
glider.attachment_points_lower = get_lower_aufhaengepunkte(glider.data)
for p in glider.attachment_points:
p.force = numpy.array([0, 0, 1])
p.get_position(glider)
glider.lines = tolist_lines(sheets[6], glider.attachment_points_lower, glider.attachment_points)
glider.lines.calc_geo()
glider.lines.calc_sag()
return
return cells
def import_ods(filename, glider):
ods = ezodf.opendoc(filename)
sheets = ods.sheets
# Profiles -> map xvalues
profiles = [Profile2D(profile) for profile in transpose_columns(sheets[3])]
xvalues = sorted(profiles, key=lambda prof: prof.numpoints)[0].x_values # Use airfoil with maximum profilepoints
for profile in profiles:
profile.x_values = xvalues
# Ballooning old : 1-8 > upper (prepend/append (0,0),(1,0)), 9-16 > lower (same + * (1,-1))
balloonings_temp = transpose_columns(sheets[4])
balloonings = []
for baloon in balloonings_temp:
upper = [[0, 0]] + baloon[:7] + [[1, 0]]
lower = [[0, 0]] + [[i[0], -1 * i[1]] for i in baloon[8:15]] + [[1, 0]]
balloonings.append(BallooningBezier(upper, lower))
# Data
data = {}
datasheet = sheets[-1]
assert isinstance(datasheet, ezodf.Sheet)
for i in range(datasheet.nrows()):
data[datasheet.get_cell([i, 0]).value] = datasheet.get_cell([i, 1]).value
#print(data["GLEITZAHL"])
glider.data = data
cells = []
main = sheets[0]
x = y = z = span_last = 0.
alpha2 = 0.
thisrib = None
for i in range(1, main.nrows()):
line = [main.get_cell([i, j]).value for j in range(main.ncols())]
if not line[0]:
break # skip empty line
chord = line[1] # Rib-Chord
span = line[2] # spanwise-length (flat)
alpha1 = alpha2 # angle before the rib
alpha2 += line[4] * np.pi / 180 # angle after the rib
alpha = (span > 0) * (alpha1 + alpha2) * 0.5 + line[6] * np.pi / 180 # rib's angle
x = line[3] # x-value -> front/back (ribwise)
y += np.cos(alpha1) * (span - span_last) # y-value -> spanwise
z -= np.sin(alpha1) * (span - span_last) # z-axis -> up/down
aoa = line[5] * np.pi / 180
zrot = line[7] * np.pi / 180
span_last = span
profile = merge(line[8], profiles)
ballooning = merge(line[9], balloonings)
lastrib = thisrib
thisrib = Rib(profile, np.array([x, y, z]), chord, alpha, aoa, zrot, data["GLIDE"],
name="Rib ({})".format(i))
if i == 1 and y != 0: # Middle-cell
#print("midrib!", y)
lastrib = thisrib.copy()
lastrib.mirror()
if lastrib:
cell = Cell(lastrib, thisrib, ballooning)
cell.name = "Cell_no"+str(i)
cells.append(cell)
glider.cells = cells
glider.close_rib()
######################################LINESET######################################################
attachment_points = [AttachmentPoint(glider.ribs[args[0]], args[1], args[2]) for args in read_elements(sheets[2], "AHP", len_data=2)]
attachment_points.sort(key=lambda element: element.name)
attachment_points_lower = get_lower_aufhaengepunkte(glider.data)
for p in attachment_points:
p.force = np.array([0, 0, 10])
p.get_position()
glider.lineset = tolist_lines(sheets[6], attachment_points_lower, attachment_points)
glider.lineset.recalc()
####################################PANELS##########################################################
cuts = [cut+[1, glider.data["Designzugabe"]] for cut in read_elements(sheets[1], "DESIGNO")]
cuts += [cut+[1, glider.data["Designzugabe"]] for cut in read_elements(sheets[1], "DESIGNM")]
cuts += [cut+[2, glider.data["EKzugabe"]] for cut in read_elements(sheets[1], "EKV")]
cuts += [cut+[2, glider.data["EKzugabe"]] for cut in read_elements(sheets[1], "EKH")]
for i, cell in enumerate(glider.cells): # cut = [cell_no, x_left, x_right, cut_type, amount_add]
cuts_this = [cut for cut in cuts if cut[0] == i]
cuts_this.sort(key=lambda cut: cut[1])
cuts_this.sort(key=lambda cut: cut[2])
# Insert leading-/trailing-edge
cuts_this.insert(0, [i, -1, -1, 3, glider.data["HKzugabe"]])
cuts_this.append([i, 1, 1, 3, glider.data["HKzugabe"]])
cell.panels = []
for j in range(len(cuts_this)-1):
if cuts_this[j][3] != 2 or cuts_this[j+1][3] != 2: # skip entry
cell.panels.append(Panel(cuts_this[j][1:], cuts_this[j+1][1:]))
return glider
from openglider.plots.projection import flatten_list
import openglider.plots
from openglider.glider.cell import Cell
from openglider.glider.rib import Rib
import numpy
__author__ = 'simon'
prof = openglider.airfoil.Profile2D()
prof.importdat(os.path.dirname(os.path.abspath(__file__)) + "/testprofile.dat")
ballooning = BallooningBezier()
balloon = [ballooning(i) for i in prof.x_values]
r1 = Rib(prof, ballooning, [0., 0.12, 0], 1., 20 * math.pi / 180,
2 * math.pi / 180, 0, 7.)
r2 = r1.copy()
r2.mirror()
left, right = flatten_list(r2.profile_3d.data, r1.profile_3d.data)
ding = [numpy.array([0, 0]), numpy.array([1., 0])]
#[numpy.array([0,0]),numpy.array([1,0])
cell = Cell(r1, r2)
left2, right2 = flattened_cell(cell)
left_out = left2.copy()
left_out.add_stuff(-0.02)
right_out = right2.copy()
right_out.add_stuff(0.02)
openglider.graphics.Graphics2D([
from openglider.plots.projection import flatten_list import openglider.plots from openglider.glider.cell import Cell from openglider.glider.rib import Rib import numpy __author__ = 'simon' prof = openglider.airfoil.Profile2D() prof.importdat(os.path.dirname(os.path.abspath(__file__)) + "/testprofile.dat") ballooning = BallooningBezier() balloon = [ballooning(i) for i in prof.x_values] r1 = Rib(prof, ballooning, [0., 0.12, 0], 1., 20 * math.pi / 180, 2 * math.pi / 180, 0, 7.) r2 = r1.copy() r2.mirror() left, right = flatten_list(r2.profile_3d.data, r1.profile_3d.data) ding = [numpy.array([0, 0]), numpy.array([1., 0])] #[numpy.array([0,0]),numpy.array([1,0]) cell = Cell(r1, r2) left2, right2 = flattened_cell(cell) left_out = left2.copy() left_out.add_stuff(-0.02) right_out = right2.copy() right_out.add_stuff(0.02)
