def execute(self, context):
sce=bpy.context.scene
ob = context.object
layers_copy = [layer for layer in context.scene.layers]
context.scene.layers[0] = True
if ob:
L = odcutils.get_bbox_center(ob, world=True)
elif sce.odc_props.master:
ob = bpy.data.objects[sce.odc_props.master]
L = odcutils.get_bbox_center(ob, world=True)
else:
L = bpy.context.scene.cursor_location
bpy.ops.view3d.viewnumpad(type='TOP')
bpy.ops.object.select_all(action='DESELECT')
if context.mode != 'OBJECT':
bpy.ops.object.mode_set(mode='OBJECT')
#bpy.context.scene.cursor_location = L
bpy.ops.curve.primitive_bezier_curve_add(view_align=True, enter_editmode=True, location=L)
PlanCurve = context.object
PlanCurve.layers[4] = True
PlanCurve.layers[0] = True
PlanCurve.layers[1] = True
PlanCurve.layers[3] = True
context.tool_settings.use_snap = True
context.tool_settings.snap_target= 'ACTIVE'
context.tool_settings.snap_element = 'FACE'
context.tool_settings.proportional_edit = 'DISABLED'
context.tool_settings.use_snap_project = False
bpy.ops.object.mode_set(mode='EDIT')
bpy.ops.curve.handle_type_set(type='AUTOMATIC')
bpy.ops.curve.select_all(action='DESELECT')
context.object.data.splines[0].bezier_points[1].select_control_point=True
bpy.ops.curve.delete()
bpy.ops.curve.select_all(action='SELECT')
odcutils.layer_management(sce.odc_splints)
for i, layer in enumerate(layers_copy):
context.scene.layers[i] = layer
context.scene.layers[3] = True
return {'FINISHED'}
def execute(self, context):
sce=bpy.context.scene
n = sce.odc_splint_index
splint = sce.odc_splints[n]
layers_copy = [layer for layer in context.scene.layers]
context.scene.layers[0] = True
model = splint.model
Model = bpy.data.objects[model]
L = odcutils.get_bbox_center(Model, world=True)
#L = bpy.context.scene.cursor_location
#bpy.ops.view3d.viewnumpad(type='TOP')
bpy.ops.object.select_all(action='DESELECT')
if context.mode != 'OBJECT':
bpy.ops.object.mode_set(mode='OBJECT')
#bpy.context.scene.cursor_location = L
bpy.ops.curve.primitive_bezier_curve_add(view_align=True, enter_editmode=True, location=L)
context.tool_settings.use_snap = True
context.tool_settings.snap_target= 'ACTIVE'
context.tool_settings.snap_element = 'FACE'
context.tool_settings.proportional_edit = 'DISABLED'
Margin =context.object
Margin.name=splint.name + "_margin"
Margin.parent = Model
bpy.ops.object.mode_set(mode='EDIT')
bpy.ops.curve.handle_type_set(type='AUTOMATIC')
bpy.ops.curve.select_all(action='DESELECT')
context.object.data.splines[0].bezier_points[1].select_control_point=True
bpy.ops.curve.delete()
bpy.ops.curve.select_all(action='SELECT')
mod = Margin.modifiers.new('Wrap','SHRINKWRAP')
mod.target = Model
mod.offset = .75
mod.use_keep_above_surface = True
mod = Margin.modifiers.new('Smooth','SMOOTH')
mod.iterations = 10
splint.margin = Margin.name
odcutils.layer_management(sce.odc_splints)
for i, layer in enumerate(layers_copy):
context.scene.layers[i] = layer
context.scene.layers[4] = True
return {'FINISHED'}
def invoke(self,context, event):
if context.object:
ob = context.object
L = odcutils.get_bbox_center(ob, world=True)
context.scene.cursor_location = L
self.crv = CurveDataManager(context,snap_type ='SCENE', snap_object = None, shrink_mod = False, name = 'Plan Curve')
#TODO, tweak the modifier as needed
help_txt = "DRAW ARCH OUTLINE\n\nLeft Click in scene to draw a curve \nPoints will snap to objects under mouse \nNot clicking on object will make points at same depth as 3D cursor \n Right click to delete a point n\ G to grab \n ENTER to confirm \n ESC to cancel"
self.help_box = TextBox(context,500,500,300,200,10,20,help_txt)
self.help_box.snap_to_corner(context, corner = [1,1])
self.mode = 'main'
self._handle = bpy.types.SpaceView3D.draw_handler_add(arch_crv_draw_callback, (self, context), 'WINDOW', 'POST_PIXEL')
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
def finish(self, context):
loc = odcutils.get_bbox_center(self.model, world=True)
ins_ob = bpy.data.objects.get('Insertion Axis')
view = ins_ob.matrix_world.to_quaternion() * Vector((0, 0, 1))
#view = context.space_data.region_3d.view_rotation * Vector((0,0,1))
odcutils.silouette_brute_force(context, self.model, view, True)
#mxT = Matrix.Translation(loc)
#mxR = context.space_data.region_3d.view_rotation.to_matrix().to_4x4()
#if "Insertion Axis" in bpy.data.objects:
# ob = bpy.data.objects.get('Insertion Axis')
# ob.hide = False
#else:
# ob = bpy.data.objects.new('Insertion Axis', None)
# ob.empty_draw_type = 'SINGLE_ARROW'
# ob.empty_draw_size = 20
# context.scene.objects.link(ob)
bpy.ops.object.select_all(action='DESELECT')
#ob.parent = self.model
#ob.matrix_world = mxT * mxR
context.scene.objects.active = self.model
self.model.select = True
#context.scene.cursor_location = loc
#bpy.ops.view3d.view_center_cursor()
#bpy.ops.view3d.viewnumpad(type = 'FRONT')
#bpy.ops.view3d.view_selected()
#context.space_data.transform_manipulators = {'ROTATE'}
for i, mat in enumerate(self.model.data.materials):
if mat.name == 'Undercut':
break
self.model.data.materials.pop(i, update_data=True)
context.space_data.show_textured_solid = False
self.splint.insertion_path = True
self.model.lock_location[0], self.model.lock_location[
1], self.model.lock_location[2] = True, True, True
def preview_direction(self, context):
start = time.time()
view = context.space_data.region_3d.view_rotation * Vector((0, 0, 1))
mx = self.model.matrix_world
i_mx = mx.inverted()
view_local = i_mx.to_quaternion() * view
fs_undercut = bme_undercut_faces(self.bme, view_local)
print('there are %i undercts' % len(fs_undercut))
vcolor_data = self.bme.loops.layers.color['Undercut']
bmesh_color_bmfaces(self.bme.faces[:], vcolor_data, Color((1, 1, 1)))
bmesh_color_bmfaces(fs_undercut, vcolor_data, Color((.8, .2, .5)))
self.bme.to_mesh(self.model.data)
finish = time.time()
print('took %s to detect undercuts' % str(finish - start)[0:4])
loc = odcutils.get_bbox_center(self.model, world=True)
mxT = Matrix.Translation(loc)
mxR = context.space_data.region_3d.view_rotation.to_matrix().to_4x4()
self.ins_ob.matrix_world = mxT * mxR
self.previewed = True
return
def break_contact_deform(context, ob1,ob2, debug = False):
'''
separate two objects by deforming a lattice with
a plane. Results in a smooth separation.
args:
ret:
'''
if debug:
print('ob1 name: %s' % ob1.name)
print('ob2 name: %s' % ob2.name)
quat_1 = ob1.matrix_world.to_quaternion()
quat_2 = ob2.matrix_world.to_quaternion()
lat1 = odcutils.bbox_to_lattice(context.scene, ob1)
lat2 = odcutils.bbox_to_lattice(context.scene, ob2)
print('we made lattices?')
loc_1 = odcutils.get_bbox_center(ob1, world = True)
loc_2 = odcutils.get_bbox_center(ob2, world = True)
diff = loc_2 - loc_1
#the directions to keep things simple.
x = Vector((1,0,0))
y = Vector((0,1,0))
z = Vector((0,0,1))
vecs = [x,y,z]
#dot each of the x,y,z coords (transformed to workd dir) with the vector between
#the two bounding box centers.
dirs1 = [(quat_1 * x).dot(diff)**2, (quat_1 * y).dot(diff)**2, (quat_1 * z).dot(diff)**2]
dirs2 = [(quat_2 * x).dot(diff)**2, (quat_2 * y).dot(diff)**2, (quat_2 * z).dot(diff)**2]
#find the maximium dot product
#this is the dirction which is most parallel
dir1 = dirs1.index(max(dirs1))
dir2 = dirs2.index(max(dirs2))
#check i we need to negate eithe directions
#don't get confused because we will negate again
#when we put the shrinwrap mod on. This is determinging
#whether +x or -x points at the othe robject
neg1 = 1 + -2 * ((quat_1 * vecs[dir1]).dot(diff) < 0)
neg2 = 1 + -2 * ((quat_2 * vecs[dir2]).dot(diff) > 0)
vec1 = neg1 * vecs[dir1]
vec2 = neg2 * vecs[dir2]
if debug:
print(ob1.name + ' is pointed toward ' + ob2.name + ' in the direction:')
print(vec1)
print(ob2.name + ' is pointed toward ' + ob1.name + ' in the direction:')
print(vec2)
pt1 = odcutils.box_feature_locations(ob1, vec1)
pt2 = odcutils.box_feature_locations(ob2, vec2)
if debug:
print(pt1)
print(pt2)
midpoint = .5 * (pt1 + pt2)
pln_verts = [Vector((1,1,0)),Vector((-1,1,0)),Vector((-1,-1,0)),Vector((1,-1,0))]
pln_faces = [(0,1,2,3)]
pln_mesh = bpy.data.meshes.new('separator')
pln_mesh.from_pydata(pln_verts,[],pln_faces)
new_plane_ob = bpy.data.objects.new('Separator', pln_mesh)
new_plane_ob.rotation_mode = 'QUATERNION'
new_plane_ob.rotation_quaternion = odcutils.rot_between_vecs(Vector((0,0,1)), diff)
new_plane_ob.location = midpoint
new_plane_ob.scale = .5 * (ob1.dimensions + ob2.dimensions)
context.scene.objects.link(new_plane_ob)
mod1 = lat1.modifiers.new('Contact', 'SHRINKWRAP')
mod2 = lat2.modifiers.new('Contact', 'SHRINKWRAP')
mod1.wrap_method = 'PROJECT'
mod2.wrap_method = 'PROJECT'
if neg1 < 0:
mod1.use_negative_direction = False
mod1.use_positive_direction = True
else:
mod1.use_negative_direction = True
mod1.use_positive_direction = False
if neg2 < 0:
mod2.use_negative_direction = False
mod2.use_positive_direction = True
else:
mod2.use_negative_direction = True
mod2.use_positive_direction = False
if dir1 == 0:
mod1.use_project_x = True
elif dir1 == 1:
mod1.use_project_y = True
else:
mod1.use_project_z = True
if dir2 == 0:
mod2.use_project_x = True
elif dir2 == 1:
mod2.use_project_y = True
else:
mod2.use_project_z = True
mod1.target = new_plane_ob
mod2.target = new_plane_ob
print('broken!')
def invoke(self, context, event):
if len(context.scene.odc_splints) == 0:
self.report({'ERROR'},
"Need to mark splint and opposing models first")
return {'CANCELLED'}
n = context.scene.odc_splint_index
self.splint = context.scene.odc_splints[n]
self.previewed = False
max_model = self.splint.get_maxilla()
mand_model = self.splint.get_mandible()
if self.splint.jaw_type == 'MANDIBLE':
Model = bpy.data.objects.get(mand_model)
else:
Model = bpy.data.objects.get(max_model)
for ob in bpy.data.objects:
ob.select = False
ob.hide = True
Model.select = True
Model.hide = False
context.scene.objects.active = Model
add_volcolor_material_to_obj(Model, 'Undercut')
#view a presumptive occlusal axis
if self.splint.jaw_type == 'MAXILLA':
bpy.ops.view3d.viewnumpad(type='BOTTOM')
else:
bpy.ops.view3d.viewnumpad(type='TOP')
#add in a insertin axis direction
loc = odcutils.get_bbox_center(Model, world=True)
view = context.space_data.region_3d.view_rotation * Vector((0, 0, 1))
mxT = Matrix.Translation(loc)
mxR = context.space_data.region_3d.view_rotation.to_matrix().to_4x4()
if "Insertion Axis" in bpy.data.objects:
ins_ob = bpy.data.objects.get('Insertion Axis')
else:
ins_ob = bpy.data.objects.new('Insertion Axis', None)
ins_ob.empty_draw_type = 'SINGLE_ARROW'
ins_ob.empty_draw_size = 20
context.scene.objects.link(ins_ob)
ins_ob.hide = False
ins_ob.parent = Model
ins_ob.matrix_world = mxT * mxR
self.ins_ob = ins_ob
#get bmesh data to process
self.bme = bmesh.new()
self.bme.from_mesh(Model.data)
self.bme.verts.ensure_lookup_table()
self.bme.edges.ensure_lookup_table()
self.bme.faces.ensure_lookup_table()
self.model = Model
bpy.ops.view3d.view_selected()
context.space_data.viewport_shade = 'SOLID'
context.space_data.show_textured_solid = True
#TODO, tweak the modifier as needed
help_txt = "Pick Insertion Axis\n\n- Position your viewing direction looking onto the model\n- LEFT CLICK on the model\n- You can then rotate and pan your view to assess the undercuts. This process can be repeated until the desired insertion axis is chosen.\n\nADVANCED USE\n\n- Use LEFT_ARROW, RIGHT_ARROW, UP_ARROW and DOWN_ARROW to accurately alter the axis. Holding SHIFT while pressing the ARROW keys will alter the axis by 0.5 degrees.\nPress ENTER when finished"
self.help_box = TextBox(context, 500, 500, 300, 200, 10, 20, help_txt)
self.help_box.snap_to_corner(context, corner=[1, 1])
self.mode = 'main'
self._handle = bpy.types.SpaceView3D.draw_handler_add(
pick_axis_draw_callback, (self, context), 'WINDOW', 'POST_PIXEL')
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
