FIX: faster dfassembly preview

Author: 9and3

src/gh/components/DF_preview_assembly/code.py

@@ -2,8 +2,6 @@
 
 import System
 
-import typing
-
 import Rhino.Geometry as rg
 
 from ghpythonlib.componentbase import executingcomponent as component
@@ -93,18 +91,7 @@ def DrawViewportWires(self, args):
             ## DFBeams
             #######################################
             if len(self._dfassembly.beams) > 1:
-                # beams' obb
-                df_cloud = diffCheck.diffcheck_bindings.dfb_geometry.DFPointCloud()
-                vertices_pt3d_rh : typing.List[rg.Point3d] = [vertex.to_rg_point3d() for vertex in beam.vertices]
-                df_cloud.points = [np.array([vertex.X, vertex.Y, vertex.Z]).reshape(3, 1) for vertex in vertices_pt3d_rh]
-                obb: rg.Brep = diffCheck.df_cvt_bindings.cvt_dfOBB_2_rhbrep(df_cloud.get_tight_bounding_box())
-                # args.Display.DrawBrepWires(obb, System.Drawing.Color.Red)  ## keep for debugging
-
-                # axis arrow
-                obb_faces = obb.Faces
-                obb_faces = sorted(obb_faces, key=lambda face: rg.AreaMassProperties.Compute(face).Area)
-                obb_endfaces = obb_faces[:2]
-                beam_axis = rg.Line(obb_endfaces[0].GetBoundingBox(True).Center, obb_endfaces[1].GetBoundingBox(True).Center)
+                beam_axis = beam.axis
                 extension_length = 0.5 * diffCheck.df_util.get_doc_2_meters_unitf()
                 beam_axis.Extend(extension_length, extension_length)
                 args.Display.DrawArrow(beam_axis, System.Drawing.Color.Magenta)

src/gh/diffCheck/diffCheck/df_geometries.py

@@ -419,7 +419,7 @@ def __setstate__(self, state: typing.Dict):
         if "_center" in state and state["_center"] is not None:
             state["_center"] = rg.Point3d.FromJSON(state["_center"])
         if "_axis" in state and state["_axis"] is not None:
-            state["_axis"] = rg.Vector3d.FromJSON(state["_axis"])
+            state["_axis"] = rg.Line.FromJSON(state["_axis"])
         self.__dict__.update(state)
 
     def __repr__(self):
@@ -428,13 +428,12 @@ def __repr__(self):
     def deepcopy(self):
         return DFBeam(self.name, [face.deepcopy() for face in self.faces])
 
-    def compute_axis(self, is_unitized: bool = True) -> rg.Vector3d:
+    def compute_axis(self, is_unitized: bool = True) -> rg.Line:
         """
-        This is an utility function that computes the axis of the beam.
+        This is an utility function that computes the axis of the beam as a line.
         The axis is calculated as the vector passing through the two most distance joint's centroids.
 
-        :param is_unitized: If True, the beam's axis is unitized
-        :return axis: The axis of the beam
+        :return axis: The axis of the beam as a line
         """
         joints = self.joints
         joint1 = joints[0]
@@ -451,15 +450,12 @@ def compute_axis(self, is_unitized: bool = True) -> rg.Vector3d:
                         joint1 = j1
                         joint2 = j2
 
-        axis = rg.Vector3d(
+        axis_ln = rg.Line(
             joint1.center.to_rg_point3d(),
             joint2.center.to_rg_point3d()
             )
 
-        if is_unitized:
-            axis.Unitize()
-
-        return axis
+        return axis_ln
 
     @classmethod
     def from_brep_face(cls, brep, is_roundwood=False):