add point orientation - wip

src/blenderbim/blenderbim/bim/import_ifc.py

@@ -718,7 +718,7 @@ class IfcImporter:
         # Create structural collections
         self.structural_member_collection = bpy.data.collections.new("Members")
         self.structural_connection_collection = bpy.data.collections.new("Connections")
-        self.structural_collection = bpy.data.collections.new("StructuralEntities")
+        self.structural_collection = bpy.data.collections.new("StructuralItems")
         self.structural_collection.children.link(self.structural_member_collection)
         self.structural_collection.children.link(self.structural_connection_collection)
         self.project["blender"].children.link(self.structural_collection)

src/blenderbim/blenderbim/bim/module/structural/__init__.py

@@ -20,9 +20,12 @@ classes = (
     operator.EnableEditingStructuralConnectionCondition,
     operator.DisableEditingStructuralConnectionCondition,
     operator.RemoveStructuralConnectionCondition,
-    operator.EnableEditingStructuralMemberAxis,
+    operator.EnableEditingStructuralItemAxis,
-    operator.DisableEditingStructuralMemberAxis,
+    operator.DisableEditingStructuralItemAxis,
-    operator.EditStructuralMemberAxis,
+    operator.EditStructuralItemAxis,
+    operator.EnableEditingStructuralItemConnectionCS,
+    operator.DisableEditingStructuralItemConnectionCS,
+    operator.EditStructuralItemConnectionCS,
     operator.AddStructuralLoadCase,
     operator.EditStructuralLoadCase,
     operator.RemoveStructuralLoadCase,
@@ -35,6 +38,7 @@ classes = (
     ui.BIM_PT_structural_boundary_conditions,
     ui.BIM_PT_connected_structural_members,
     ui.BIM_PT_structural_member,
+    ui.BIM_PT_structural_connection,
     ui.BIM_UL_structural_analysis_models,
     ui.BIM_PT_structural_load_cases,
 )

src/blenderbim/blenderbim/bim/module/structural/operator.py

@@ -367,9 +367,9 @@ class UnassignStructuralAnalysisModel(bpy.types.Operator):
         return {"FINISHED"}
 
 
-class EnableEditingStructuralMemberAxis(bpy.types.Operator):
+class EnableEditingStructuralItemAxis(bpy.types.Operator):
-    bl_idname = "bim.enable_editing_structural_member_axis"
+    bl_idname = "bim.enable_editing_structural_item_axis"
-    bl_label = "Enable Editing Structural Member Axis"
+    bl_label = "Enable Editing Structural Item Axis"
 
     def execute(self, context):
         obj = bpy.context.active_object
@@ -377,11 +377,11 @@ class EnableEditingStructuralMemberAxis(bpy.types.Operator):
         props = obj.BIMStructuralProperties
 
         self.file = IfcStore.get_file()
-        member = self.file.by_id(oprops.ifc_definition_id)
+        item = self.file.by_id(oprops.ifc_definition_id)
-        z_axis = Vector(member.Axis.DirectionRatios).normalized() @ obj.matrix_world if member.Axis else None
+        z_axis = Vector(item.Axis.DirectionRatios).normalized() @ obj.matrix_world if item.Axis else None
         x_axis = (obj.data.vertices[1].co - obj.data.vertices[0].co).normalized()
         location = obj.data.vertices[0].co
-        empty = bpy.data.objects.new("Member Axis", None)
+        empty = bpy.data.objects.new("Item Axis", None)
         empty.empty_display_type = "ARROWS"
         if z_axis:
             y_axis = (z_axis.cross(x_axis)).normalized()
@@ -404,9 +404,9 @@ class EnableEditingStructuralMemberAxis(bpy.types.Operator):
         return {"FINISHED"}
 
 
-class DisableEditingStructuralMemberAxis(bpy.types.Operator):
+class DisableEditingStructuralItemAxis(bpy.types.Operator):
-    bl_idname = "bim.disable_editing_structural_member_axis"
+    bl_idname = "bim.disable_editing_structural_item_axis"
-    bl_label = "Disable Editing Structural Member Axis"
+    bl_label = "Disable Editing Structural Item Axis"
 
     def execute(self, context):
         obj = bpy.context.active_object
@@ -417,9 +417,9 @@ class DisableEditingStructuralMemberAxis(bpy.types.Operator):
         return {"FINISHED"}
 
 
-class EditStructuralMemberAxis(bpy.types.Operator):
+class EditStructuralItemAxis(bpy.types.Operator):
-    bl_idname = "bim.edit_structural_member_axis"
+    bl_idname = "bim.edit_structural_item_axis"
-    bl_label = "Edit Structural Member Axis"
+    bl_label = "Edit Structural Item Axis"
 
     def execute(self, context):
         obj = bpy.context.active_object
@@ -429,12 +429,83 @@ class EditStructuralMemberAxis(bpy.types.Operator):
         z_axis = relative_matrix.col[2][0:3]
         self.file = IfcStore.get_file()
         ifcopenshell.api.run(
-            "structural.edit_structural_member_axis",
+            "structural.edit_structural_item_axis",
             self.file,
-            structural_member=self.file.by_id(oprops.ifc_definition_id),
+            structural_item=self.file.by_id(oprops.ifc_definition_id),
             axis=z_axis,
         )
-        bpy.ops.bim.disable_editing_structural_member_axis()
+        bpy.ops.bim.disable_editing_structural_item_axis()
+        return {"FINISHED"}
+
+
+class EnableEditingStructuralItemConnectionCS(bpy.types.Operator):
+    bl_idname = "bim.enable_editing_structural_item_connection_cs"
+    bl_label = "Enable Editing Structural Item Connection CS"
+
+    def execute(self, context):
+        obj = bpy.context.active_object
+        oprops = obj.BIMObjectProperties
+        props = obj.BIMStructuralProperties
+
+        self.file = IfcStore.get_file()
+        item = self.file.by_id(oprops.ifc_definition_id)
+        z_axis = Vector(item.Axis.DirectionRatios).normalized() @ obj.matrix_world if item.Axis else None
+        x_axis = (obj.data.vertices[1].co - obj.data.vertices[0].co).normalized()
+        location = obj.data.vertices[0].co
+        empty = bpy.data.objects.new("Item Connection CS", None)
+        empty.empty_display_type = "ARROWS"
+        if z_axis:
+            y_axis = (z_axis.cross(x_axis)).normalized()
+            empty.matrix_world = Matrix((
+                (x_axis[0], y_axis[0], z_axis[0], location[0]),
+                (x_axis[1], y_axis[1], z_axis[1], location[1]),
+                (x_axis[2], y_axis[2], z_axis[2], location[2]),
+                (0, 0, 0, 1),
+            ))
+        else:
+            empty.location = location
+            empty.rotation_mode = "QUATERNION"
+            empty.rotation_quaternion = x_axis.to_track_quat("X", "Z")
+
+        props.axis_angle = degrees(empty.rotation_euler[0])
+        props.axis_empty = empty
+        context.scene.collection.objects.link(empty)
+
+        props.is_editing_axis = True
+        return {"FINISHED"}
+
+
+class DisableEditingStructuralItemConnectionCS(bpy.types.Operator):
+    bl_idname = "bim.disable_editing_structural_item_connection_cs"
+    bl_label = "Disable Editing Structural Item Connection CS"
+
+    def execute(self, context):
+        obj = bpy.context.active_object
+        props = obj.BIMStructuralProperties
+        props.is_editing_axis = False
+        if props.axis_empty:
+            bpy.data.objects.remove(props.axis_empty)
+        return {"FINISHED"}
+
+
+class EditStructuralItemConnectionCS(bpy.types.Operator):
+    bl_idname = "bim.edit_structural_item_connection_cs"
+    bl_label = "Edit Structural Item Connection CS"
+
+    def execute(self, context):
+        obj = bpy.context.active_object
+        oprops = obj.BIMObjectProperties
+        props = obj.BIMStructuralProperties
+        relative_matrix = props.axis_empty.matrix_world @ obj.matrix_world.inverted()
+        z_axis = relative_matrix.col[2][0:3]
+        self.file = IfcStore.get_file()
+        ifcopenshell.api.run(
+            "structural.edit_structural_item_connection_cs",
+            self.file,
+            structural_item=self.file.by_id(oprops.ifc_definition_id),
+            axis=z_axis,
+        )
+        bpy.ops.bim.disable_editing_structural_item_axis()
         return {"FINISHED"}
 
 

src/blenderbim/blenderbim/bim/module/structural/prop.py

@@ -26,6 +26,17 @@ def updateAxisAngle(self, context):
     empty.rotation_mode = "XYZ"
     empty.rotation_euler[0] = radians(self.axis_angle)
 
+def updateConnectionCS(self, context):
+    if not self.ccs_empty:
+        return
+    obj = context.active_object
+    empty = self.ccs_empty
+    empty.location = obj.data.vertices[0].co
+    empty.rotation_mode = "XYZ"
+    empty.rotation_euler[0] = radians(self.ccs_x_angle)
+    empty.rotation_euler[1] = radians(self.ccs_y_angle)
+    empty.rotation_euler[2] = radians(self.ccs_z_angle)
+
 
 class StructuralAnalysisModel(PropertyGroup):
     name: StringProperty(name="Name")
@@ -58,3 +69,8 @@ class BIMObjectStructuralProperties(PropertyGroup):
     axis_empty: PointerProperty(name="Axis Empty", type=bpy.types.Object)
 
     # relating_structural_activity: PointerProperty(name="Relating Structural Activity", type=bpy.types.Object)
+    is_editing_connection_cs: BoolProperty(name="Is Editing Connection CS", default=False)
+    ccs_x_angle: FloatProperty(name="Connection CS X Angle", update=updateConnectionCS)
+    ccs_y_angle: FloatProperty(name="Connection CS Y Angle", update=updateConnectionCS)
+    ccs_z_angle: FloatProperty(name="Connection CS Z Angle", update=updateConnectionCS)
+    ccs_empty: PointerProperty(name="CCS Empty", type=bpy.types.Object)

src/blenderbim/blenderbim/bim/module/structural/ui.py

@@ -169,11 +169,63 @@ class BIM_PT_structural_member(Panel):
             if self.props.is_editing_axis:
                 row = self.layout.row(align=True)
                 row.prop(self.props, "axis_angle")
-                row.operator("bim.edit_structural_member_axis", text="", icon="CHECKMARK")
+                row.operator("bim.edit_structural_item_axis", text="", icon="CHECKMARK")
-                row.operator("bim.disable_editing_structural_member_axis", text="", icon="CANCEL")
+                row.operator("bim.disable_editing_structural_item_axis", text="", icon="CANCEL")
             else:
                 row = self.layout.row()
-                row.operator("bim.enable_editing_structural_member_axis", text="Edit Axis", icon="GREASEPENCIL")
+                row.operator("bim.enable_editing_structural_item_axis", text="Edit Axis", icon="GREASEPENCIL")
+        else:
+            row = self.layout.row()
+            row.label(text="TODO")
+
+
+class BIM_PT_structural_connection(Panel):
+    bl_label = "IFC Structural Connection"
+    bl_idname = "BIM_PT_structural_connection"
+    bl_options = {"DEFAULT_CLOSED"}
+    bl_space_type = "PROPERTIES"
+    bl_region_type = "WINDOW"
+    bl_context = "object"
+
+    @classmethod
+    def poll(cls, context):
+        if not context.active_object:
+            return False
+        props = context.active_object.BIMObjectProperties
+        if not props.ifc_definition_id:
+            return False
+        if not IfcStore.get_file().by_id(props.ifc_definition_id).is_a("IfcStructuralConnection"):
+            return False
+        return True
+
+    def draw(self, context):
+        self.oprops = context.active_object.BIMObjectProperties
+        self.props = context.active_object.BIMStructuralProperties
+        self.file = IfcStore.get_file()
+
+        if self.file.by_id(self.oprops.ifc_definition_id).is_a("IfcStructuralCurveConnection"):
+            if self.props.is_editing_axis:
+                row = self.layout.row(align=True)
+                row.prop(self.props, "axis_angle")
+                row.operator("bim.edit_structural_item_axis", text="", icon="CHECKMARK")
+                row.operator("bim.disable_editing_structural_item_axis", text="", icon="CANCEL")
+            else:
+                row = self.layout.row()
+                row.operator("bim.enable_editing_structural_item_axis", text="Edit Axis", icon="GREASEPENCIL")
+
+        elif self.file.by_id(self.oprops.ifc_definition_id).is_a("IfcStructuralPointConnection"):
+            if self.props.is_editing_connection_cs:
+                row = self.layout.row(align=True)
+                row.label(text="Editing Connection CS")
+                row.operator("bim.edit_structural_item_connection_cs", text="", icon="CHECKMARK")
+                row.operator("bim.disable_editing_structural_item_connection_cs", text="", icon="CANCEL")
+                row = self.layout.row(align=True)
+                row.prop(self.props, "ccs_x_angle")
+                row.prop(self.props, "ccs_y_angle")
+                row.prop(self.props, "ccs_z_angle")
+            else:
+                row = self.layout.row()
+                row.operator("bim.enable_editing_structural_item_connection_cs", text="Edit Connection CS", icon="GREASEPENCIL")
         else:
             row = self.layout.row()
             row.label(text="TODO")

src/ifcopenshell-python/ifcopenshell/api/structural/edit_structural_item_axis.py

@@ -0,0 +1,11 @@
+class Usecase:
+    def __init__(self, file, **settings):
+        self.file = file
+        self.settings = {"structural_item": None, "axis": [0.0, 0.0, 1.0]}
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        if len(self.file.get_inverse(self.settings["structural_item"].Axis)) == 1:
+            self.file.remove(self.settings["structural_item"].Axis)
+        self.settings["structural_item"].Axis = self.file.createIfcDirection(self.settings["axis"])

src/ifcopenshell-python/ifcopenshell/api/structural/edit_structural_item_connection_cs.py

@@ -0,0 +1,12 @@
+class Usecase:
+    def __init__(self, file, **settings):
+        self.file = file
+        self.settings = {"structural_item": None, "axis": [0.0, 0.0, 1.0]}
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        return
+        if len(self.file.get_inverse(self.settings["structural_item"].Axis)) == 1:
+            self.file.remove(self.settings["structural_item"].Axis)
+        self.settings["structural_item"].Axis = self.file.createIfcDirection(self.settings["axis"])

src/ifcopenshell-python/ifcopenshell/api/structural/edit_structural_member_axis.py

@@ -1,11 +0,0 @@
-class Usecase:
-    def __init__(self, file, **settings):
-        self.file = file
-        self.settings = {"structural_member": None, "axis": [0.0, 0.0, 1.0]}
-        for key, value in settings.items():
-            self.settings[key] = value
-
-    def execute(self):
-        if self.file.get_inverse(self.settings["structural_member"].Axis) == 1:
-            self.file.remove(self.settings["structural_member"].Axis)
-        self.settings["structural_member"].Axis = self.file.createIfcDirection(self.settings["axis"])