Added snaping to polyline points

src/blenderbim/blenderbim/bim/module/model/decorator.py

@@ -363,7 +363,6 @@ class WallPolylineDecorator:
         current_axis = (Vector((last_point.x, last_point.y)), Vector((snap_vector.x, snap_vector.y))) # TODO get height from default container
         if distance > 0:
             angle = tool.Cad.angle_edges(x_axis_edge, current_axis, degrees=True, signed=True)
-            print("ANGLE", angle, radians(angle))
             if cls.input_panel:
                 cls.input_panel['X'] = str(round(snap_vector.x, 4))
                 cls.input_panel['Y'] = str(round(snap_vector.y, 4))
@@ -490,15 +489,12 @@ class WallPolylineDecorator:
             self.draw_batch("LINES", [polyline_points[-1]] + mouse_point, decorator_color_unselected, edges)
 
         # Line for angle axis snap
-        print("TYPE", snap_prop.snap_type)
         if snap_prop.snap_type == 'Axis':
             length = 1000
             direction = Vector((1, 0, 0))
             rot_dir = self.angle_snap_mat.inverted() @ direction
             start = self.angle_snap_loc + rot_dir * length
             end = self.angle_snap_loc - rot_dir * length
-            print("START", start)
-            print("END", end)
-            self.line_shader.uniform_float("lineWidth", 1.0)
+            self.line_shader.uniform_float("lineWidth", 0.75)
             self.draw_batch("LINES", [start, end], decorator_color_unselected, [(0,1)])
         

src/blenderbim/blenderbim/bim/module/model/wall.py

@@ -485,7 +485,12 @@ class DrawPolylineWall(bpy.types.Operator):
                 tool.Snaping.update_snaping_point(hit, "Face")
 
         else:
-            if rot_intersection:
+            snap_points = tool.Snaping.get_snap_points_on_polyline()
+            snap_point = tool.Snaping.select_snap_point(snap_points, intersection, snap_threshold)
+            
+            if snap_point:
+                tool.Snaping.update_snaping_point(snap_point[0], snap_point[1])
+            elif rot_intersection:
                 tool.Snaping.update_snaping_point(rot_intersection, "Axis")
             else:
                 tool.Snaping.update_snaping_point(intersection, "Plane")

src/blenderbim/blenderbim/tool/snaping.py

@@ -44,6 +44,20 @@ class Snaping(blenderbim.core.tool.Snaping):
 
         return snap_points
 
+    
+    @classmethod
+    def get_snap_points_on_polyline(cls):
+        snap_points = {}
+        polyline_data = bpy.context.scene.BIMModelProperties.polyline_point
+        polyline_points = []
+        for point_data in polyline_data:
+            point = Vector((point_data.x, point_data.y, point_data.z))
+            polyline_points.append(point)
+        snap_points.update({tuple(point): "Polyline Point" for point in polyline_points})
+        
+        return snap_points
+
+    
     @classmethod
     def select_snap_point(cls, snap_points, hit, threshold):
         shortest_distance = None
@@ -116,14 +130,12 @@ class Snaping(blenderbim.core.tool.Snaping):
             rot_mat = Matrix.Rotation(math.radians(360 - angle), 3, 'Z')
             WallPolylineDecorator.set_angle_axis_line(rot_mat, last_point)
             rot_intersection = rot_mat @ translated_intersection
-            print("ROT_INT", rot_intersection)
             is_on_rot_axis = abs(rot_intersection.y) <= 0.60
             if is_on_rot_axis:
                 # snap to axis
                 rot_intersection = Vector((rot_intersection.x, 0, rot_intersection.z))
                 # convert it back
                 snap_intersection =  rot_mat.inverted() @ rot_intersection + last_point
-                print('SNAP', snap_intersection)
                 return snap_intersection
             
         return None