def __roll_support_patch(self, max_val):
"""
:param max_val: max scale of the plot
"""
radius = PATCH_SIZE * max_val
count = 0
for node in self.system.supports_roll:
direction = self.system.supports_roll_direction[count]
x1 = np.cos(np.pi) * radius + node.vertex.x + radius
z1 = np.sin(np.pi) * radius + node.vertex.y
x2 = np.cos(np.radians(90)) * radius + node.vertex.x + radius
z2 = np.sin(np.radians(90)) * radius + node.vertex.y
x3 = np.cos(np.radians(270)) * radius + node.vertex.x + radius
z3 = np.sin(np.radians(270)) * radius + node.vertex.y
triangle = np.array([[x1, z1], [x2, z2], [x3, z3]])
if node.id in self.system.inclined_roll:
angle = self.system.inclined_roll[node.id]
triangle = rotate_xy(triangle, angle + np.pi * 0.5)
support_patch = plt.Polygon(triangle, color="r", zorder=9)
self.one_fig.add_patch(support_patch)
self.one_fig.plot(
triangle[1:, 0] - 0.5 * radius * np.sin(angle),
triangle[1:, 1] - 0.5 * radius * np.cos(angle),
color="r",
)
elif direction == 2: # horizontal roll
support_patch = mpatches.RegularPolygon(
(node.vertex.x, node.vertex.y - radius),
numVertices=3,
radius=radius,
color="r",
zorder=9,
)
self.one_fig.add_patch(support_patch)
y = -node.vertex.z - 2 * radius
self.one_fig.plot(
[node.vertex.x - radius, node.vertex.x + radius], [y, y],
color="r")
elif direction == 1: # vertical roll
# translate the support to the node
support_patch = mpatches.Polygon(triangle, color="r", zorder=9)
self.one_fig.add_patch(support_patch)
y = node.vertex.y - radius
self.one_fig.plot(
[
node.vertex.x + radius * 1.5,
node.vertex.x + radius * 1.5
],
[y, y + 2 * radius],
color="r",
)
count += 1
def __roll_support_patch(self, max_val):
"""
:param max_val: max scale of the plot
"""
radius = PATCH_SIZE * max_val
count = 0
for node in self.system.supports_roll:
direction = self.system.supports_roll_direction[count]
x1 = np.cos(np.pi) * radius + node.vertex.x + radius
z1 = np.sin(np.pi) * radius + node.vertex.y
x2 = np.cos(np.radians(90)) * radius + node.vertex.x + radius
z2 = np.sin(np.radians(90)) * radius + node.vertex.y
x3 = np.cos(np.radians(270)) * radius + node.vertex.x + radius
z3 = np.sin(np.radians(270)) * radius + node.vertex.y
triangle = np.array([[x1, z1], [x2, z2], [x3, z3]])
if node.id in self.system.inclined_roll:
angle = self.system.inclined_roll[node.id]
triangle = rotate_xy(triangle, angle + np.pi * 0.5)
support_patch = plt.Polygon(triangle, color='r',
zorder=9)
self.one_fig.add_patch(support_patch)
self.one_fig.plot(triangle[1:, 0] - 0.5 * radius * np.sin(angle), triangle[1:, 1] - 0.5 * radius *
np.cos(angle), color='r')
elif direction == 2: # horizontal roll
support_patch = mpatches.RegularPolygon((node.vertex.x, node.vertex.y - radius),
numVertices=3, radius=radius, color='r', zorder=9)
self.one_fig.add_patch(support_patch)
y = -node.vertex.z - 2 * radius
self.one_fig.plot([node.vertex.x - radius, node.vertex.x + radius], [y, y], color='r')
elif direction == 1: # vertical roll
# translate the support to the node
support_patch = mpatches.Polygon(triangle, color='r', zorder=9)
self.one_fig.add_patch(support_patch)
y = node.vertex.y - radius
self.one_fig.plot([node.vertex.x + radius * 1.5, node.vertex.x + radius * 1.5], [y, y + 2 * radius],
color='r')
count += 1