def get_3d(self, cell, numribs=0, midribs=None, with_numpy=False):
"""
Get 3d-Panel
:param glider: glider class
:param numribs: number of miniribs to calculate
:return: List of rib-pieces (Vectorlist)
"""
xvalues = cell.rib1.profile_2d.x_values
ribs = []
for i in range(numribs + 1):
y = i / numribs
if midribs is None:
midrib = cell.midrib(y, with_numpy)
else:
midrib = midribs[i]
x1 = self.cut_front["left"] + y * (self.cut_front["right"] -
self.cut_front["left"])
front = get_x_value(xvalues, x1)
x2 = self.cut_back["left"] + y * (self.cut_back["right"] -
self.cut_back["left"])
back = get_x_value(xvalues, x2)
ribs.append(midrib.get(front, back))
# todo: return polygon-data
return ribs
def get_3d(self, glider, numribs=0):
"""
Get 3d-Panel
:param glider: glider class
:param numribs: number of miniribs to calculate
:return: List of rib-pieces (Vectorlist)
"""
cell = glider.cells[self.cell_no]
xvalues = glider.x_values
numribs += 1
ribs = []
for i in range(numribs):
y = i / numribs
front = get_x_value(xvalues, self.l_1 + y * (self.l_1 - self.r_1))
back = get_x_value(xvalues, self.l_2 + y * (self.l_2 - self.r_2))
ribs.append(cell.midrib(y).get(front, back))
# todo: return polygon-data
return ribs
def get_3d(self, glider, numribs=0):
"""
Get 3d-Panel
:param glider: glider class
:param numribs: number of miniribs to calculate
:return: List of rib-pieces (Vectorlist)
"""
cell = glider.cells[self.cell_no]
xvalues = glider.x_values
numribs += 1
ribs = []
for i in range(numribs):
y = i / numribs
front = get_x_value(xvalues, self.l_1 + y * (self.l_1 - self.r_1))
back = get_x_value(xvalues, self.l_2 + y * (self.l_2 - self.r_2))
ribs.append(cell.midrib(y).get(front, back))
# todo: return polygon-data
return ribs
def _get_inner_outer(self, x_value):
ik = get_x_value(self.x_values, x_value)
#ik = get_x_value(self.x_values, position)
inner = self.inner[ik]
outer = inner + PolyLine2D(
self.inner).get_normal(ik) * self.config.allowance_general
#inner = self.inner[ik]
# outer = self.outer[ik]
return inner, outer
def _get_ik_values(self, cell, numribs=0):
"""
:param cell: the parent cell of the panel
:param numribs: number of interpolation steps between ribs
:return: [[front_ik_0, back_ik_0], ...[front_ik_n, back_ik_n]] with n is numribs + 1
"""
x_values = cell.rib1.profile_2d.x_values
ik_values = [
[get_x_value(x_values, self.cut_front["left"]), get_x_value(x_values, self.cut_back["left"])]
]
for i in range(numribs):
y = float(i+1)/(numribs+1)
x_front = self.cut_front["left"] + y * (self.cut_front["right"] -
self.cut_front["left"])
x_back = self.cut_back["left"] + y * (self.cut_back["right"] -
self.cut_back["left"])
front = get_x_value(x_values, x_front)
back = get_x_value(x_values, x_back)
ik_values.append([front, back])
ik_values.append(
[get_x_value(x_values, self.cut_front["right"]), get_x_value(x_values, self.cut_back["right"])]
)
return ik_values
def _insert_text(self, plotpart):
if self.config.layout_seperate_panels and not self.panel.is_lower():
left = get_x_value(self.x_values, self.panel.cut_back["left"])
right = get_x_value(self.x_values, self.panel.cut_back["right"])
p2 = self.ballooned[1][right]
p1 = self.ballooned[0][left]
align = "left"
else:
left = get_x_value(self.x_values, self.panel.cut_front["left"])
right = get_x_value(self.x_values, self.panel.cut_front["right"])
p1 = self.ballooned[1][right]
p2 = self.ballooned[0][left]
align = "right"
text = self.panel.name
part_text = Text(text,
p1,
p2,
size=self.config.allowance_design * 0.8,
align=align,
valign=0.6,
height=0.8).get_vectors()
plotpart.layers["text"] += part_text
def _insert_center_rods(self, plotpart):
start = -0.15
end = 0.15
front = (self.panel.cut_front["left"] +
self.panel.cut_front["right"]) / 2
back = (self.panel.cut_back["left"] + self.panel.cut_back["right"]) / 2
if end < min(self.panel.cut_front["left"],
self.panel.cut_front["right"]):
return
elif start > max(self.panel.cut_back["left"],
self.panel.cut_back["right"]):
return
k_start = get_x_value(self.x_values, start)
k_end = get_x_value(self.x_values, end)
middle_line = self._get_middle_line(0.5)
curve_left = self.ballooned[0]
curve_right = self.ballooned[1]
# cut with front and back
front_left = curve_left[get_x_value(self.x_values,
self.panel.cut_front["left"])]
front_right = curve_right[get_x_value(self.x_values,
self.panel.cut_front["right"])]
back_left = curve_left[get_x_value(self.x_values,
self.panel.cut_back["left"])]
back_right = curve_right[get_x_value(self.x_values,
self.panel.cut_back["right"])]
cut_fronts = middle_line.cut(front_left,
front_right,
startpoint=k_start,
extrapolate=True)
cut_backs = middle_line.cut(back_left,
back_right,
startpoint=k_end,
extrapolate=True)
cut_front = next(cut_fronts)[0]
cut_back = next(cut_backs)[0]
k_front = max(k_start, cut_front)
k_back = min(k_end, cut_back)
#print(cut_front, k_front, cut_back, k_back, self.panel.cut_front, self.panel.cut_back)
if k_back > k_front:
plotpart.layers["marks"] += [middle_line[k_front:k_back]]
if front < start < back:
k_start = get_x_value(self.x_values, start)
plotpart.layers["L0"].append(PolyLine2D([middle_line[k_start]
]))
if front < end < back:
k_end = get_x_value(self.x_values, end)
plotpart.layers["L0"].append(PolyLine2D([middle_line[k_end]]))
def _insert_attachment_points(self, plotpart, attachment_points):
for attachment_point in attachment_points:
if hasattr(attachment_point, "cell"):
if attachment_point.cell != self.cell:
continue
cell_pos = attachment_point.cell_pos
elif hasattr(attachment_point, "rib"):
if attachment_point.rib not in self.cell.ribs:
continue
if attachment_point.rib == self.cell.rib1:
cell_pos = 0
align = ("left", "right")
elif attachment_point.rib == self.cell.rib2:
cell_pos = 1
cut_f_l = self.panel.cut_front["left"]
cut_f_r = self.panel.cut_front["right"]
cut_b_l = self.panel.cut_back["left"]
cut_b_r = self.panel.cut_back["right"]
cut_f = cut_f_l + cell_pos * (cut_f_r - cut_f_l)
cut_b = cut_b_l + cell_pos * (cut_b_r - cut_b_l)
if cut_f <= attachment_point.rib_pos <= cut_b:
rib_pos = attachment_point.rib_pos
left, right = self.get_point(rib_pos)
p1 = left + cell_pos * (right - left)
d = normalize(right - left) * 0.008 # 8mm
if cell_pos == 1:
p2 = p1 + d
else:
p2 = p1 - d
#p1, p2 = self.get_p1_p2(attachment_point.rib_pos, which)
plotpart.layers["marks"] += self.config.marks_attachment_point(
p1, p2)
plotpart.layers[
"L0"] += self.config.marks_laser_attachment_point(p1, p2)
if self.config.insert_attachment_point_text:
text_align = "left" if cell_pos > 0.7 else "right"
if text_align == "right":
d1 = norm(self.get_point(cut_f_l)[0] - left)
d2 = norm(self.get_point(cut_b_l)[0] - left)
else:
d1 = norm(self.get_point(cut_f_r)[1] - right)
d2 = norm(self.get_point(cut_b_r)[1] - right)
bl = self.ballooned[0]
br = self.ballooned[1]
text_height = 0.01 * 0.8
dmin = text_height + 0.001
if d1 < dmin and d2 + d1 > 2 * dmin:
offset = dmin - d1
ik = get_x_value(self.x_values, rib_pos)
left = bl[bl.extend(ik, offset)]
right = br[br.extend(ik, offset)]
elif d2 < dmin and d1 + d2 > 2 * dmin:
offset = dmin - d2
ik = get_x_value(self.x_values, rib_pos)
left = bl[bl.extend(ik, -offset)]
right = br[br.extend(ik, -offset)]
if self.config.layout_seperate_panels and self.panel.is_lower:
# rotated later
p2 = left
p1 = right
# text_align = text_align
else:
p1 = left
p2 = right
# text_align = text_align
plotpart.layers["text"] += Text(
" {} ".format(attachment_point.name),
p1,
p2,
size=0.01, # 1cm
align=text_align,
valign=0,
height=0.8).get_vectors()
def get_p1_p2(self, x, which):
side = {"left": 0, "right": 1}[which]
ik = get_x_value(self.x_values, x)
return self.ballooned[side][ik], self.outer_orig[side][ik]
def get_point(self, x):
ik = get_x_value(self.x_values, x)
return [lst[ik] for lst in self.ballooned]
def get_mesh(self, cell, numribs=0, with_numpy=False):
"""
Get Panel-mesh
:param cell: the parent cell of the panel
:param numribs: number of interpolation steps between ribs
:param with_numpy: compute midribs with numpy (faster if available)
:return: mesh objects consisting of triangles and quadrangles
"""
numribs += 1
# TODO: doesnt work for numribs=0?
xvalues = cell.rib1.profile_2d.x_values
ribs = []
points = []
nums = []
count = 0
for rib_no in range(numribs + 1):
y = rib_no / max(numribs, 1)
x1 = self.cut_front["left"] + y * (self.cut_front["right"] -
self.cut_front["left"])
front = get_x_value(xvalues, x1)
x2 = self.cut_back["left"] + y * (self.cut_back["right"] -
self.cut_back["left"])
back = get_x_value(xvalues, x2)
midrib = cell.midrib(y, with_numpy=with_numpy)
ribs.append([x for x in midrib.get_positions(front, back)])
points += list(midrib[front:back])
nums.append([i + count for i, _ in enumerate(ribs[-1])])
count += len(ribs[-1])
triangles = []
# helper functions
def left_triangle(l_i, r_i):
return [l_i + 1, l_i, r_i]
def right_triangle(l_i, r_i):
return [r_i + 1, l_i, r_i]
def quad(l_i, r_i):
return [l_i + 1, l_i, r_i, r_i + 1]
for rib_no, _ in enumerate(ribs[:-1]):
num_l = nums[rib_no]
num_r = nums[rib_no + 1]
pos_l = ribs[rib_no]
pos_r = ribs[rib_no + 1]
l_i = r_i = 0
while l_i < len(num_l)-1 or r_i < len(num_r)-1:
if l_i == len(num_l) - 1:
triangles.append(right_triangle(num_l[l_i], num_r[r_i]))
r_i += 1
elif r_i == len(num_r) - 1:
triangles.append(left_triangle(num_l[l_i], num_r[r_i]))
l_i += 1
elif abs(pos_l[l_i] - pos_r[r_i]) == 0:
triangles.append(quad(num_l[l_i], num_r[r_i]))
r_i += 1
l_i += 1
elif pos_l[l_i] <= pos_r[r_i]:
triangles.append(left_triangle(num_l[l_i], num_r[r_i]))
l_i += 1
elif pos_r[r_i] < pos_l[l_i]:
triangles.append(right_triangle(num_l[l_i], num_r[r_i]))
r_i += 1
#connection_info = {cell.rib1: np.array(ribs[0], int),
# cell.rib2: np.array(ribs[-1], int)}
return Mesh.from_indexed(points, {"panel_"+self.material_code: triangles}, name=self.name)