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cosplay: Touhou/Houjuu Nue #4

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aniva wants to merge 189 commits from touhou/houjuu-nue into main
pull from: touhou/houjuu-nue
merge into: aniva:main
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1 changed files with 63 additions and 74 deletions
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137
nhf/touhou/houjuu_nue/wing.py
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@ -52,8 +52,6 @@ class WingProfile(Model):
# Distance between the two spacers on the elbow, halved
elbow_h2: float = 5.0
s2_thickness: float = 25.0
wrist_joint: ElbowJoint = field(default_factory=lambda: ElbowJoint(
disk_joint=DiskJoint(
movement_angle=30,
@ -71,8 +69,6 @@ class WingProfile(Model):
# Distance between the two spacers on the elbow, halved
wrist_h2: float = 5.0
s3_thickness: float = 25.0
mat_panel: Material = Material.ACRYLIC_TRANSLUSCENT
mat_bracket: Material = Material.ACRYLIC_TRANSPARENT
mat_hs_joint: Material = Material.PLASTIC_PLA
@ -85,6 +81,8 @@ class WingProfile(Model):
wrist_height: float
elbow_rotate: float = -5.0
wrist_rotate: float = -30.0
# Position of the elbow axle with 0 being bottom and 1 being top (flipped on the left side)
elbow_axle_pos: float = 0.3
# False for the right side, True for the left side
flip: bool
@ -94,7 +92,9 @@ class WingProfile(Model):
self.elbow_top_loc = self.elbow_bot_loc * Cq.Location.from2d(0, self.elbow_height)
self.wrist_top_loc = self.wrist_bot_loc * Cq.Location.from2d(0, self.wrist_height)
self.elbow_axle_loc = self.elbow_bot_loc * Cq.Location.from2d(0, self.elbow_height / 2)
if self.flip:
self.elbow_axle_pos = 1 - self.elbow_axle_pos
self.elbow_axle_loc = self.elbow_bot_loc * Cq.Location.from2d(0, self.elbow_height * self.elbow_axle_pos)
if self.flip:
self.wrist_axle_loc = self.wrist_bot_loc * Cq.Location.from2d(0, self.wrist_height / 2)
else:
@ -108,6 +108,19 @@ class WingProfile(Model):
self.shoulder_joint.child_guard_width = self.s1_thickness + self.panel_thickness * 2
assert self.spacer_thickness == self.root_joint.child_mount_thickness
@property
def s2_thickness(self) -> float:
"""
s2 needs to duck under s1, so its thinner
"""
return self.s1_thickness - 2 * self.panel_thickness
@property
def s3_thickness(self) -> float:
"""
s3 does not need to duck under s2
"""
return self.s1_thickness - 2 * self.panel_thickness
@submodel(name="shoulder-joint")
def submodel_shoulder_joint(self) -> Model:
return self.shoulder_joint
@ -343,27 +356,6 @@ class WingProfile(Model):
"""
return None
def _elbow_joint_retract_cut_polygon(self, loc: Cq.Location) -> Cq.Sketch:
"""
Creates a cutting polygon for removing the contraction part of a joint
"""
theta = math.radians(self.elbow_joint.motion_span)
h = self.elbow_height
dx = h * math.tan(theta / 2)
dy = h
sign = -1 if self.flip else 1
points = [
(0, 0),
(dx, sign * dy),
(-dx, sign * dy),
]
return (
Cq.Sketch()
.polygon([
(loc * Cq.Location.from2d(*p)).to2d_pos()
for p in points
])
)
def _wrist_joint_retract_cut_polygon(self, loc: Cq.Location) -> Optional[Cq.Sketch]:
"""
Creates a cutting polygon for removing the contraction part of a joint
@ -422,6 +414,44 @@ class WingProfile(Model):
.assemble()
)
def _parent_joint_extension_profile(
self,
loc_axle: Cq.Location,
loc_bot: Cq.Location,
loc_top: Cq.Location,
angle_span: float,
bot: bool = True
) -> Cq.Sketch:
"""
Generates a sector-like profile on the child side of a panel to
accomodate for joint rotation
"""
sign = -1 if bot else 1
loc_tip = loc_top if bot else loc_bot
loc_arc_right = loc_bot if bot else loc_top
loc_rel_arc_right = loc_axle.inverse * loc_arc_right
loc_arc_left = loc_axle * Cq.Location.rot2d(sign * angle_span) * loc_rel_arc_right
loc_arc_middle = loc_axle * Cq.Location.rot2d(sign * angle_span / 2) * loc_rel_arc_right
return (
Cq.Sketch()
.segment(
loc_tip.to2d_pos(),
loc_arc_right.to2d_pos(),
)
.arc(
loc_arc_right.to2d_pos(),
loc_arc_middle.to2d_pos(),
loc_arc_left.to2d_pos(),
)
.segment(
loc_tip.to2d_pos(),
loc_arc_left.to2d_pos(),
)
.assemble()
)
def _assembly_insert_spacer(
self,
@ -492,9 +522,6 @@ class WingProfile(Model):
self.profile()
.reset()
.polygon(self._mask_elbow(), mode='i')
.reset()
.push([self.elbow_axle_loc])
.each(self._elbow_joint_retract_cut_polygon, mode='s')
)
return profile
def surface_s1(self, front: bool = True) -> Cq.Workplane:
@ -516,35 +543,6 @@ class WingProfile(Model):
tags = tags_shoulder + tags_elbow
return extrude_with_markers(
profile, self.panel_thickness, tags, reverse=front)
@target(name="profile-s1-bridge", kind=TargetKind.DXF)
def profile_s1_bridge(self) -> Cq.Workplane:
return (
self.profile()
#.reset()
#.polygon(self._mask_elbow(), mode='i')
.reset()
.push([self.elbow_axle_loc])
.each(self._elbow_joint_retract_cut_polygon, mode='i')
.reset()
.push([self.elbow_axle_loc])
.each(lambda loc: self._joint_extension_profile(
axle_loc=self.elbow_axle_loc,
radius=self.elbow_height / 2,
angle_span=self.elbow_joint.motion_span,
bot=not self.flip,
), mode='a')
)
def surface_s1_bridge(self, front: bool = True) -> Cq.Workplane:
profile = self.profile_s1_bridge()
loc_elbow = Cq.Location.rot2d(self.elbow_rotate) * self.elbow_joint.parent_arm_loc()
tags = [
("elbow_bot", self.elbow_axle_loc * loc_elbow *
Cq.Location.from2d(0, -self.elbow_h2)),
("elbow_top", self.elbow_axle_loc * loc_elbow *
Cq.Location.from2d(0, self.elbow_h2)),
]
return extrude_with_markers(
profile, self.panel_thickness, tags, reverse=not front)
@submodel(name="spacer-s1-shoulder")
def spacer_s1_shoulder(self) -> MountingBox:
holes = [
@ -576,14 +574,6 @@ class WingProfile(Model):
material=self.mat_panel, role=self.role_panel)
.constrain("front@faces@>Z", "back@faces@<Z", "Point",
param=self.s1_thickness)
.addS(self.surface_s1_bridge(front=True), name="bridge_front",
material=self.mat_panel, role=self.role_panel)
.constrain("front?elbow_bot", "bridge_front?elbow_bot", "Plane")
.constrain("front?elbow_top", "bridge_front?elbow_top", "Plane")
.addS(self.surface_s1_bridge(front=False), name="bridge_back",
material=self.mat_panel, role=self.role_panel)
.constrain("back?elbow_bot", "bridge_back?elbow_bot", "Plane")
.constrain("back?elbow_top", "bridge_back?elbow_top", "Plane")
)
for t in ["shoulder_bot", "shoulder_top", "elbow_bot", "elbow_top"]:
is_top = t.endswith("_top")
@ -607,15 +597,14 @@ class WingProfile(Model):
.polygon(self._mask_wrist(), mode='i')
.reset()
.push([self.elbow_axle_loc])
.each(self._elbow_joint_retract_cut_polygon, mode='s')
.each(lambda loc: self._parent_joint_extension_profile(
loc,
self.elbow_bot_loc,
self.elbow_top_loc,
self.elbow_joint.motion_span,
bot=not self.flip,
), mode='a')
)
if self.flip:
profile = (
profile
.reset()
.push([self.wrist_axle_loc])
.each(self._wrist_joint_retract_cut_polygon, mode='s')
)
return profile
def surface_s2(self, front: bool = True) -> Cq.Workplane:
loc_elbow = Cq.Location.rot2d(self.elbow_rotate) * self.elbow_joint.child_arm_loc(flip=self.flip)