168 lines
7.4 KiB
Python
168 lines
7.4 KiB
Python
import FreeCAD
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from FreeCAD import Base, Placement
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import Part
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from time import sleep
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import PySide
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# MACRO 1:
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# Select part and run it to insert gripper pose (red)
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# Select gripper body and run it to insert second pose (pre-gripper, blue)
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# Select pre-gripper body and run it to insert 3D printer table (green)
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# Current gripper
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# https://gitlab.com/robosphere/robossembler-ros2/-/blob/71938716043c35689a1058b29cefb1997a8bcf0a/rasmt_support/meshes/collision/Grip_Body.STL
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# https://gitlab.com/robosphere/robossembler-ros2/-/blob/71938716043c35689a1058b29cefb1997a8bcf0a/rasmt_support/meshes/collision/Grip_L.STL
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# https://gitlab.com/robosphere/robossembler-ros2/-/blob/71938716043c35689a1058b29cefb1997a8bcf0a/rasmt_support/meshes/collision/Grip_R.STL
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# https://gitlab.com/robosphere/robossembler-ros2/-/blob/71938716043c35689a1058b29cefb1997a8bcf0a/rasmt_support/urdf/tools/rasmt_hand_macro.xacro
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def insert():
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if len(FreeCAD.Gui.Selection.getSelection())>0:
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active_body = FreeCAD.Gui.Selection.getSelection()[0]
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if "IsMainPosition" in active_body.PropertiesList:
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if active_body.IsMainPosition == False:
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p = controlled_insert("P")
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p.addProperty("App::PropertyLink", "PartToPrint", "Parameter", "Part to be printed on this table")
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p.ViewObject.ShapeColor=(0.0,1.0,0.0,0.0)
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p.PartToPrint = active_body.PartToHandle
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p.ViewObject.Transparency = 90
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p.Placement = active_body.PartToHandle.getGlobalPlacement()
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p.Label = '3D_printer_table_for_'+p.PartToPrint.Name
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else:
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b = grip_helper((0.0,0.0,1.0,0.0))
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b.addProperty("App::PropertyLink", "MainPosition", "Parameter", "Main position")
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b.PartToHandle = active_body.PartToHandle
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b.MainPosition = active_body
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b.IsMainPosition = False
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b.GripSize = b.MainPosition.GripSize
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b.Container.Placement = b.MainPosition.Container.Placement
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b.Container.Label = 'PreGripper_for_'+b.PartToHandle.Name
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tempshape = Part.getShape(b.PartToHandle,'',needSubElement=False,refine=False)
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FreeCAD.ActiveDocument.addObject('Part::Feature','PartToHandle').Shape = tempshape
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n = FreeCAD.ActiveDocument.ActiveObject
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n.Label = b.PartToHandle.Label
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n.ViewObject.ShapeColor = (0.0,0.0,1.0,0.0)
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n.adjustRelativeLinks(b.Container)
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b.Container.addObject(n)
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n.Placement.Base = n.getGlobalPlacement().Base.sub(b.Container.Placement)
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n.Placement.Rotation.Axis = n.getGlobalPlacement().Rotation.Axis.sub(b.Container.Placement.Rotation.Axis)
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n.Placement.Rotation.Angle = n.getGlobalPlacement().Rotation.Angle-b.Container.Placement.Rotation.Angle
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n.ViewObject.ShowInTree = False
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n.ViewObject.Transparency = 90
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else:
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b = grip_helper((1.0,0.0,0.0,0.0))
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b.addProperty("App::PropertyInteger", "OperationPriority", "Parameter", "Priority of the operation")
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b.addProperty("App::PropertyInteger", "OperationType", "Parameter", "Priority of the operation")
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b.addProperty("App::PropertyFloat", "OperationParameter1", "Parameter", "Priority of the operation")
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b.addProperty("App::PropertyFloat", "OperationParameter2", "Parameter", "Priority of the operation")
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b.addProperty("App::PropertyFloat", "OperationParameter3", "Parameter", "Priority of the operation")
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b.PartToHandle = active_body
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b.IsMainPosition = True
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b.GripSize = active_body.Shape.BoundBox.YLength
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b.Container.Placement = active_body.getGlobalPlacement()
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b.Container.Label = 'Gripper_for_'+b.PartToHandle.Name
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def controlled_insert(code):
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a = FreeCAD.ActiveDocument.Objects
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Part.insert(u"~/.local/share/FreeCAD/Mod/Frames/"+code+".brep",FreeCAD.ActiveDocument.Name)
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b = FreeCAD.ActiveDocument.Objects
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return list(set(b) - set(a))[0]
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def grip_helper(color):
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b = controlled_insert("B")
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r = controlled_insert("R")
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l = controlled_insert("L")
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b.addProperty("App::PropertyFloat", "GripSize", "Parameter", "Size between fingers")
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b.addProperty("App::PropertyLink", "Container", "Parameter", "Part Container")
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b.addProperty("App::PropertyBool", "IsMainPosition", "Parameter", "Is it main or supportive position")
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b.addProperty("App::PropertyLink", "PartToHandle", "Parameter", "Part to be manipulated by this gripper")
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r.setExpression('.Placement.Base.y', b.Name+'.GripSize / 2')
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l.setExpression('.Placement.Base.y', '-'+b.Name+'.GripSize / 2')
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b.ViewObject.ShapeColor = color
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r.ViewObject.ShapeColor = color
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l.ViewObject.ShapeColor = color
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NewPart = FreeCAD.activeDocument().addObject('App::Part','Part')
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b.adjustRelativeLinks(NewPart)
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NewPart.addObject(b)
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r.adjustRelativeLinks(NewPart)
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NewPart.addObject(r)
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l.adjustRelativeLinks(NewPart)
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NewPart.addObject(l)
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r.ViewObject.ShowInTree = False
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l.ViewObject.ShowInTree = False
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b.Container = NewPart
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b.ViewObject.Transparency = 90
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r.ViewObject.Transparency = 90
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l.ViewObject.Transparency = 90
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return b
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# MACRO 3:
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# Select pre-gripper body and run it to animate its movement
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def select_pregripper():
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apart = FreeCAD.Gui.Selection.getSelection()[0]
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sp = apart.Container.Placement.Base
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ep = apart.MainPosition.Container.Placement.Base
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sa = apart.Container.Placement.Rotation.Angle
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ea = apart.MainPosition.Container.Placement.Rotation.Angle
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print (sp,ep)
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i = 0.0
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def updatePlacement():
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global timer
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global i
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global sp
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global ep
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global sa
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global ea
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apart.Container.Placement.Base = ep.multiply(i).add(sp.multiply(1.0-i))
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apart.Container.Placement.Rotation.Angle = (ea*i)+(sa*(1.0-i))
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i += 0.02
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if i>=1:
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#apart.Container.Placement.Base=sp
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#apart.Container.Placement.Rotation.Angle=sa
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timer.stop()
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FreeCAD.Gui.updateGui()
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timer = PySide.QtCore.QTimer()
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timer.timeout.connect(updatePlacement)
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timer.start(100)
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# MACRO 4:
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#Raw advanced version of MACRO 1
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#Does not work properly yet
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def insert_advanced():
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if len(FreeCAD.Gui.Selection.getSelection())>0:
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active_body = FreeCAD.Gui.Selection.getSelection()[0]
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b = controlled_insert("B")
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r = controlled_insert("R")
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l = controlled_insert("L")
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b.ViewObject.ShapeColor = (1.0,0.0,0.0,0.0)
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r.ViewObject.ShapeColor = (1.0,0.0,0.0,0.0)
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l.ViewObject.ShapeColor = (1.0,0.0,0.0,0.0)
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b.ViewObject.ShowInTree = False
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r.ViewObject.ShowInTree = False
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l.ViewObject.ShowInTree = False
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b.ViewObject.Transparency = 90
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r.ViewObject.Transparency = 90
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l.ViewObject.Transparency = 90
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a = FreeCAD.ActiveDocument.addObject("App::FeaturePython",'Gripper_for_'+active_body.Name)
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a.addProperty("App::PropertyFloat", "GripSize", "Parameter", "Size between fingers")
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a.addProperty("App::PropertyLink", "PartToHandle", "Parameter", "Part to be manipulated by this gripper")
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a.addProperty("App::PropertyLink", "GripperBody", "Parameter", "Body")
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a.addProperty("App::PropertyLink", "GripperLF", "Parameter", "Body")
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a.addProperty("App::PropertyLink", "GripperRF", "Parameter", "Body")
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a.GripperBody = b
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a.GripperLF = l
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a.GripperRF = r
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#r.setExpression('.Placement.Base.y', a.Name+'.GripSize / 2')
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#l.setExpression('.Placement.Base.y', '-'+a.Name+'.GripSize / 2')
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a.addProperty("App::PropertyInteger", "OperationPriority", "Parameter", "Priority of the operation")
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a.addProperty("App::PropertyInteger", "OperationType", "Parameter", "Priority of the operation")
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a.addProperty("App::PropertyFloat", "OperationParameter1", "Parameter", "Priority of the operation")
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a.addProperty("App::PropertyFloat", "OperationParameter2", "Parameter", "Priority of the operation")
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a.addProperty("App::PropertyFloat", "OperationParameter3", "Parameter", "Priority of the operation")
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a.PartToHandle = active_body
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a.GripSize = active_body.Shape.BoundBox.YLength
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