kopia lustrzana https://github.com/vilemduha/blendercam
some pep 8 formatting and obsolete code removal
palain
rodzic
0e43b91c4d
commit
b484ca7379
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@ -26,9 +26,11 @@ from cam import simple
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from cam.simple import *
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BULLET_SCALE = 10000 # this is a constant for scaling the rigidbody collision world for higher precision from bullet library
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CUTTER_OFFSET = (-5 * BULLET_SCALE, -5 * BULLET_SCALE,
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-5 * BULLET_SCALE) # the cutter object has to be present in the scene , so we need to put it aside for sweep collisions, otherwise it collides itself.
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BULLET_SCALE = 10000
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# this is a constant for scaling the rigidbody collision world for higher precision from bullet library
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CUTTER_OFFSET = (-5 * BULLET_SCALE, -5 * BULLET_SCALE, -5 * BULLET_SCALE)
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# the cutter object has to be present in the scene , so we need to put it aside for sweep collisions,
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# otherwise it collides itself.
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def getCutterBullet(o):
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@ -50,7 +52,8 @@ def getCutterBullet(o):
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cutter = bpy.context.active_object
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cutter.rigid_body.collision_shape = 'CYLINDER'
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elif type == 'BALL' or type == 'BALLNOSE':
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if o.strategy != 'PROJECTED_CURVE' or type == 'BALL': # only sphere, good for 3 axis and real ball cutters for undercuts and projected curve
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if o.strategy != 'PROJECTED_CURVE' or type == 'BALL':
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# only sphere, good for 3 axis and real ball cutters for undercuts and projected curve
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bpy.ops.mesh.primitive_ico_sphere_add(subdivisions=2, radius=BULLET_SCALE * o.cutter_diameter / 2,
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align='WORLD', enter_editmode=False, location=CUTTER_OFFSET,
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@ -58,7 +61,9 @@ def getCutterBullet(o):
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bpy.ops.rigidbody.object_add(type='ACTIVE')
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cutter = bpy.context.active_object
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cutter.rigid_body.collision_shape = 'SPHERE'
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else: # ballnose ending used mainly when projecting from sides. the actual collision shape is capsule in this case.
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else:
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# ballnose ending used mainly when projecting from sides.
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# the actual collision shape is capsule in this case.
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bpy.ops.mesh.primitive_ico_sphere_add(subdivisions=2, raius=BULLET_SCALE * o.cutter_diameter / 2,
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align='WORLD', enter_editmode=False, location=CUTTER_OFFSET,
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rotation=(0, 0, 0))
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@ -71,8 +76,7 @@ def getCutterBullet(o):
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elif type == 'VCARVE':
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angle = o.cutter_tip_angle
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s = math.tan(math.pi * (90 - angle / 2) / 180) / 2 #angles in degrees
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#s = math.tan((math.pi-angle)/2)/2 #angle in radians
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s = math.tan(math.pi * (90 - angle / 2) / 180) / 2 # angles in degrees
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bpy.ops.mesh.primitive_cone_add(vertices=32, radius1=BULLET_SCALE * o.cutter_diameter / 2, radius2=0,
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depth=BULLET_SCALE * o.cutter_diameter * s, end_fill_type='NGON',
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@ -84,29 +88,30 @@ def getCutterBullet(o):
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elif type == 'CYLCONE':
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angle = o.cutter_tip_angle
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s = math.tan(math.pi * (90 - angle / 2) / 180) / 2 #angles in degrees
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#s = math.tan((math.pi-angle)/2)/2 #angle in radians
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s = math.tan(math.pi * (90 - angle / 2) / 180) / 2 # angles in degrees
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bpy.ops.mesh.primitive_cone_add(vertices=32, radius1=BULLET_SCALE * o.cutter_diameter / 2, radius2=BULLET_SCALE
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* o.cylcone_diameter / 2, depth=BULLET_SCALE * (o.cutter_diameter - o.cylcone_diameter) * s, end_fill_type='NGON',
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align='WORLD', enter_editmode=False, location = CUTTER_OFFSET,
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bpy.ops.mesh.primitive_cone_add(vertices=32, radius1=BULLET_SCALE * o.cutter_diameter / 2,
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radius2=BULLET_SCALE * o.cylcone_diameter / 2,
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depth=BULLET_SCALE * (o.cutter_diameter - o.cylcone_diameter) * s,
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end_fill_type='NGON',
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align='WORLD', enter_editmode=False, location=CUTTER_OFFSET,
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rotation=(math.pi, 0, 0))
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bpy.ops.rigidbody.object_add(type='ACTIVE')
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cutter = bpy.context.active_object
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cutter.rigid_body.collision_shape = 'CONVEX_HULL'
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elif type == 'BALLCONE':
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angle =math.radians(o.cutter_tip_angle)/2
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angle = math.radians(o.cutter_tip_angle)/2
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conedepth = (o.cutter_diameter/2 - o.ball_radius)/math.tan(angle)
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Ball_R = o.ball_radius/math.cos(angle)
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D_ofset = o.ball_radius * math.tan(angle)
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bpy.ops.mesh.primitive_cone_add(vertices=32,
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radius1=o.cutter_diameter / 2,
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radius2=o.ball_radius,
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depth= conedepth,
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depth=conedepth,
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end_fill_type='NGON',
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align='WORLD',
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enter_editmode=False,
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location=(0, 0,conedepth/2 - D_ofset),
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location=(0, 0, conedepth/2 - D_ofset),
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rotation=(math.pi, 0, 0))
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# bpy.ops.rigidbody.object_add(type='ACTIVE')
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@ -114,17 +119,14 @@ def getCutterBullet(o):
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ob1 = bpy.context.active_object
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ob1.name = "ConeTool"
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bpy.ops.mesh.primitive_uv_sphere_add(radius = Ball_R,
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bpy.ops.mesh.primitive_uv_sphere_add(radius=Ball_R,
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enter_editmode=False,
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align='WORLD',
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location=(0, 0, 0),
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scale=(1, 1, 1))
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# bpy.ops.rigidbody.object_add(type='ACTIVE')
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ob2 = bpy.context.active_object
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ob2.name = "BallConeTool"
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# add union boolean mod_bool = bpy.data.objects[name_a].modifiers.new('my_bool_mod', 'BOOLEAN')
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ob_bool = ob2.modifiers.new(type='BOOLEAN', name='booly')
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ob_bool.object = ob1
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ob_bool.operation = 'UNION'
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@ -217,7 +219,8 @@ def prepareBulletCollision(o):
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s.gravity = (0, 0, 0)
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# cleanup rigidbodies wrongly placed somewhere in the scene
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for ob in bpy.context.scene.objects:
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if ob.rigid_body is not None and (bpy.data.objects.find('machine') > -1 and ob.name not in bpy.data.objects['machine'].objects):
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if ob.rigid_body is not None and (bpy.data.objects.find('machine') > -1
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and ob.name not in bpy.data.objects['machine'].objects):
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activate(ob)
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bpy.ops.rigidbody.object_remove()
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@ -248,9 +251,11 @@ def prepareBulletCollision(o):
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if o.exact_subdivide_edges:
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subdivideLongEdges(collisionob, o.cutter_diameter * 2)
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bpy.ops.rigidbody.object_add(type='ACTIVE') # using active instead of passive because of performance.TODO: check if this works also with 4axis...
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bpy.ops.rigidbody.object_add(type='ACTIVE')
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# using active instead of passive because of performance.TODO: check if this works also with 4axis...
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collisionob.rigid_body.collision_shape = 'MESH'
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collisionob.rigid_body.kinematic = True # this fixed a serious bug and gave big speedup, rbs could move since they are now active...
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collisionob.rigid_body.kinematic = True
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# this fixed a serious bug and gave big speedup, rbs could move since they are now active...
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collisionob.rigid_body.collision_margin = o.skin * BULLET_SCALE
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bpy.ops.transform.resize(value=(BULLET_SCALE, BULLET_SCALE, BULLET_SCALE),
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constraint_axis=(False, False, False), orient_type='GLOBAL', mirror=False,
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@ -261,8 +266,6 @@ def prepareBulletCollision(o):
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bpy.ops.object.transform_apply(location=True, rotation=True, scale=True)
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bpy.context.view_layer.objects.active = collisionob
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active_collection.objects.unlink(collisionob)
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#bpy.ops.collection.objects_remove(collection=active_collection_name)
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getCutterBullet(o)
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@ -307,9 +310,9 @@ def cleanupBulletCollision(o):
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def getSampleBullet(cutter, x, y, radius, startz, endz):
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"""collision test for 3 axis milling. Is simplified compared to the full 3d test"""
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pos = bpy.context.scene.rigidbody_world.convex_sweep_test(cutter, (
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x * BULLET_SCALE, y * BULLET_SCALE, startz * BULLET_SCALE),
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(x * BULLET_SCALE, y * BULLET_SCALE, endz * BULLET_SCALE))
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scene = bpy.context.scene
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pos = scene.rigidbody_world.convex_sweep_test(cutter, (x * BULLET_SCALE, y * BULLET_SCALE, startz * BULLET_SCALE),
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(x * BULLET_SCALE, y * BULLET_SCALE, endz * BULLET_SCALE))
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# radius is subtracted because we are interested in cutter tip position, this gets collision object center
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@ -321,29 +324,17 @@ def getSampleBullet(cutter, x, y, radius, startz, endz):
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def getSampleBulletNAxis(cutter, startpoint, endpoint, rotation, cutter_compensation):
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"""fully 3d collision test for NAxis milling"""
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cutterVec = Vector((0, 0,
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1)) * cutter_compensation # cutter compensation vector - cutter physics object has center in the middle, while cam needs the tip position.
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cutterVec = Vector((0, 0, 1)) * cutter_compensation
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# cutter compensation vector - cutter physics object has center in the middle, while cam needs the tip position.
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cutterVec.rotate(Euler(rotation))
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# print(rotation)
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# print(cutterVec)
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# cutterVec=Vector((0,0,0))
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# cutterVec = startpoint-endpoint
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# cutterVec.normalize()
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# cutterVec*=cutter_compensation
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# cutterVec=Vector((0,0,0))
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start = (startpoint * BULLET_SCALE + cutterVec).to_tuple()
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end = ((endpoint) * BULLET_SCALE + cutterVec).to_tuple()
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# cutter.rotation_euler=rotation
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pos = bpy.context.scene.rigidbody_world.convex_sweep_test(cutter, start, end)
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if pos[3] == 1:
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pos = Vector(pos[0])
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# rescale and compensate from center to tip.
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res = pos / BULLET_SCALE - cutterVec / BULLET_SCALE
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# this is a debug loop that duplicates the cutter on sampling positions, to see where it was moving...
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# if random.random()<0.01:
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# dupliob(cutter,res)
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return res
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else:
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@ -457,9 +457,7 @@ def distributed_interlock(loop, loop_length, finger_depth, finger_thick, finger_
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# finger_thick = thickness of the material
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# finger_tolerance = minimum finger tolerance
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# twist_percentage = portion of twist finger which is the stem
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base = False
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coords = list(loop.coords)
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old_mortise_angle = 0
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print(closed)
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if not closed:
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spacing = (loop_length - start - end) / (finger_amount-1)
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