Finish refactor georeference module

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

@@ -25,14 +25,14 @@ classes = (
     operator.EditGeoreferencing,
     operator.SetIfcGridNorth,
     operator.SetBlenderGridNorth,
-#    operator.SetIfcTrueNorth,
-#    operator.SetBlenderTrueNorth,
+    operator.SetIfcTrueNorth,
+    operator.SetBlenderTrueNorth,
     operator.RemoveGeoreferencing,
     operator.AddGeoreferencing,
-#    operator.ConvertLocalToGlobal,
-#    operator.ConvertGlobalToLocal,
-#    operator.GetCursorLocation,
-#    operator.SetCursorLocation,
+    operator.ConvertLocalToGlobal,
+    operator.ConvertGlobalToLocal,
+    operator.GetCursorLocation,
+    operator.SetCursorLocation,
     prop.BIMGeoreferenceProperties,
     ui.BIM_PT_gis,
     ui.BIM_PT_gis_utilities,

src/blenderbim/blenderbim/bim/module/georeference/data.py

@@ -16,8 +16,6 @@
 # You should have received a copy of the GNU General Public License
 # along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
 
-# ############################################################################ #
-
 import blenderbim.tool as tool
 
 def refresh():
@@ -35,20 +33,6 @@ class GeoreferenceData:
             "true_north" : cls.true_north(),
         }
         cls.is_loaded = True
-    
-    @classmethod
-    def is_georeferenced(cls):
-        ifc = tool.Ifc.get()
-        if ifc.schema == "IFC2X3":
-            return
-        
-        map_conversions = []
-        for context in ifc.by_type("IfcGeometricRepresentationContext", include_subtypes=False):
-            if not context.HasCoordinateOperation:
-                continue
-            map_conversions.append(context)
-                
-        return True if map_conversions else False
         
     @classmethod
     def map_conversion(cls):

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

@@ -19,7 +19,6 @@
 import bpy
 import blenderbim.tool as tool
 import blenderbim.core.georeference as core
-import blenderbim.bim.handler
 
 class AddGeoreferencing(bpy.types.Operator, tool.Ifc.Operator):
     bl_idname = "bim.add_georeferencing"
@@ -79,10 +78,85 @@ class SetBlenderGridNorth(bpy.types.Operator, tool.Ifc.Operator):
     bl_idname = "bim.set_blender_grid_north"
     bl_label = "Set Blender Grid North"
     bl_options = {"REGISTER", "UNDO"}
-    bl_description = "Set Blender grif north"
+    bl_description = "Set Blender grid north"
     
     def _execute(self, context):
         core.set_blender_grid_north()
 
+class GetCursorLocation(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.get_cursor_location"
+    bl_label = "Get Cursor Location"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Insert the current cursor coordinates"
+    
+    @classmethod
+    def poll(cls, context): #TODO is it right to use the poll method?
+        file = tool.Ifc.get()
+        return file and file.by_type("IfcUnitAssignment")
+    
+    def _execute(self, context):
+        core.get_cursor_location(tool.Georeference)
+        
+class SetCursorLocation(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.set_cursor_location"
+    bl_label = "Set Cursor Location"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Set curson location to coordinates"
 
+    @classmethod
+    def poll(cls, context): #TODO is it right to use the poll method?
+        file = tool.Ifc.get()
+        props = context.scene.BIMGeoreferenceProperties
+        return file and file.by_type("IfcUnitAssignment") and props.coordinate_output.count(",") == 2
+    
+    def _execute(self, context):
+        core.set_cursor_location(tool.Georeference)
+        
+class SetIfcTrueNorth(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.set_ifc_true_north"
+    bl_label = "Set IFC True North"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Set IFC True north"
+
+    def _execute(self, context):
+        core.set_ifc_true_north(tool.Georeference)
+
+class SetBlenderTrueNorth(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.set_blender_true_north"
+    bl_label = "Set Blender True North"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Set Blender true north"
+
+    def _execute(self, context):
+        core.set_blender_true_north(tool.Georeference)
+
+class ConvertLocalToGlobal(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.convert_local_to_global"
+    bl_label = "Convert Local To Global"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Convert local coordinate to global coordinate"
+    
+    @classmethod
+    def poll(cls, context):
+        file = tool.Ifc.get()
+        props = context.scene.BIMGeoreferenceProperties
+        return file and props.coordinate_input.count(",") == 2
+        
+    def _execute(self, context):
+        core.convert_local_to_global(tool.Georeference)
+        
+class ConvertGlobalToLocal(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.convert_global_to_local"
+    bl_label = "Convert Global To Local"
+    bl_options = {"REGISTER", "UNDO"}
+    bl_description = "Convert global coordinate to local coordinate"
+    
+    @classmethod
+    def poll(cls, context):
+        file = tool.Ifc.get()
+        props = context.scene.BIMGeoreferenceProperties
+        return file and file.by_type("IfcUnitAssignment") and props.coordinate_input.count(",") == 2
+    
+    def _execute(self, context):
+        core.convert_global_to_local(tool.Georeference)
 

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

@@ -18,7 +18,6 @@
 
 import ifcopenshell.util.geolocation
 from bpy.types import Panel
-#from ifcopenshell.api.georeference.data import Data
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.helper import draw_attributes, draw_attribute
 from blenderbim.bim.module.georeference.data import GeoreferenceData
@@ -73,8 +72,8 @@ class BIM_PT_gis(Panel):
         row.prop(props, "true_north_ordinate")
         if hasattr(context.scene, "sun_pos_properties"):
             row = self.layout.row(align=True)
-        #    row.operator("bim.set_ifc_true_north", text="Set IFC North")
-        #    row.operator("bim.set_blender_true_north", text="Set Blender North")
+            row.operator("bim.set_ifc_true_north", text="Set IFC North")
+            row.operator("bim.set_blender_true_north", text="Set Blender North")
 
 
     def draw_ui(self, context):
@@ -83,7 +82,7 @@ class BIM_PT_gis(Panel):
         if not GeoreferenceData.data["projected_crs"]:
             row = self.layout.row(align=True)
             row.label(text="Not Georeferenced")
-            if IfcStore.get_file().schema != "IFC2X3":
+            if IfcStore.get_file().schema != "IFC2X3": #TODO Is it correct to use IfcStore.get_file() or is it better tool.Ifc.get()?
                 row.operator("bim.add_georeferencing", icon="ADD", text="")
         
         if props.has_blender_offset:
@@ -179,16 +178,19 @@ class BIM_PT_gis_utilities(Panel):
     bl_category = "BlenderBIM"
 
     def draw(self, context):
+        if not GeoreferenceData.is_loaded:
+            GeoreferenceData.load()
+        
         props = context.scene.BIMGeoreferenceProperties
 
         row = self.layout.row(align=True)
         row.prop(props, "coordinate_input", text="Input")
-        #row.operator("bim.get_cursor_location", text="", icon="TRACKER")
+        row.operator("bim.get_cursor_location", text="", icon="TRACKER")
         row = self.layout.row(align=True)
         row.prop(props, "coordinate_output", text="Output")
-        #row.operator("bim.set_cursor_location", text="", icon="TRACKER")
+        row.operator("bim.set_cursor_location", text="", icon="TRACKER")
 
         row = self.layout.row(align=True)
-        #row.operator("bim.convert_local_to_global", text="Local to Global")
-        #row.operator("bim.convert_global_to_local", text="Global to Local")
+        row.operator("bim.convert_local_to_global", text="Local to Global")
+        row.operator("bim.convert_global_to_local", text="Global to Local")
 

src/blenderbim/blenderbim/core/georeference.py

@@ -18,71 +18,60 @@
 
 import bpy
 import blenderbim.bim.helper
-import ifcopenshell
 
 from blenderbim.bim.module.georeference.data import GeoreferenceData
 
+from math import radians, degrees, atan, tan, cos, sin
+
 def add_georeferencing(ifc):
     ifc.run("georeference.add_georeferencing")
 
-def enable_editing_georeferencing(georeference): #TODO simplify this function
+def enable_editing_georeferencing(georeference):
+    props = bpy.context.scene.BIMGeoreferenceProperties
+    
     georeference.clear_projected_crs()
     
     blenderbim.bim.helper.import_attributes(
         "IfcProjectedCRS",
-        bpy.context.scene.BIMGeoreferenceProperties.projected_crs,
+        props.projected_crs,
         GeoreferenceData.data["projected_crs"],
         georeference.import_projected_crs_attributes,
     )
-    
+       
     georeference.clear_map_conversion()
-    
+        
     blenderbim.bim.helper.import_attributes(
             "IfcMapConversion",
-            bpy.context.scene.BIMGeoreferenceProperties.map_conversion,
+            props.map_conversion,
             GeoreferenceData.data["map_conversion"],
             georeference.import_map_conversion_attributes,
         )
     
-    bpy.context.scene.BIMGeoreferenceProperties.has_true_north = bool(GeoreferenceData.data["true_north"])
-    
-    if GeoreferenceData.data["true_north"]:
-        bpy.context.scene.BIMGeoreferenceProperties.true_north_abscissa = str(GeoreferenceData.data["true_north"][0])
-        bpy.context.scene.BIMGeoreferenceProperties.true_north_ordinate = str(GeoreferenceData.data["true_north"][1])
-    
-    bpy.context.scene.BIMGeoreferenceProperties.is_editing = True
+    georeference.set_has_true_north_prop(GeoreferenceData.data["true_north"])
+    georeference.set_true_north_prop(GeoreferenceData.data["true_north"])
+    georeference.enable_editing()
     
 def remove_georeferencing(ifc):
     ifc.run("georeference.remove_georeferencing")
     
 def edit_georeferencing(ifc, georeference):
     props = bpy.context.scene.BIMGeoreferenceProperties
-    ifc_file = georeference.get_file()
 
     projected_crs = blenderbim.bim.helper.export_attributes(props.projected_crs, georeference.export_crs_attributes)
     map_conversion = blenderbim.bim.helper.export_attributes(props.map_conversion, georeference.export_map_attributes)
-
-    true_north = None
-#    if props.has_true_north:
-#        try:
-#            true_north = [float(props.true_north_abscissa), float(props.true_north_ordinate)]
-#        except ValueError:
-#            self.report({"ERROR"}, "True North Abscissa and Ordinate expect a number")
-
-    ifcopenshell.api.run( #TODO use ifc.run
+    
+    true_north = georeference.get_true_north_props(props)
+    
+    ifc.run(
         "georeference.edit_georeferencing",
-        ifc_file,
         **{
             "map_conversion": map_conversion,
             "projected_crs": projected_crs,
             "true_north": true_north,
         }
     )
-
-    bpy.ops.bim.disable_editing_georeferencing()
-
-def disable_editing_georeferencing(georeference):
-    georeference.set_false_is_editing()
+    
+    georeference.disable_editing()
     
 def set_ifc_grid_north(georeference):
     georeference.set_ifc_grid_north()
@@ -90,4 +79,21 @@ def set_ifc_grid_north(georeference):
 def set_blender_grid_north(georeference):
     georeference.set_blender_grid_north()
 
+def get_cursor_location(georeference):
+    georeference.get_cursor_location()
+    
+def set_cursor_location(georeference):
+    georeference.set_cursor_location()
+
+def set_ifc_true_north(georeference):
+    georeference.set_ifc_true_north()
+
+def set_blender_true_north(georeference):
+    georeference.set_blender_true_north()
+
+def convert_local_to_global(georeference):
+    georeference.convert_local_to_global(GeoreferenceData.data["map_conversion"])
+    
+def convert_global_to_local(georeference):
+    georeference.convert_global_to_local(GeoreferenceData.data["map_conversion"])
 

src/blenderbim/blenderbim/core/tool.py

@@ -250,15 +250,24 @@ class Geometry:
 class Georeference:
     def clear_projected_crs(cls): pass
     def clear_map_conversion(cls): pass
+    def set_has_true_north_prop(cls, data): pass
+    def set_true_north_prop(cls, data): pass
+    def get_true_north_props(cls, props): pass
+    def enable_editing(cls): pass
+    def disable_editing(cls): pass
     def get_file(cls): pass
-    def set_false_is_editing(cls): pass
     def import_projected_crs_attributes(cls, name, prop, data): pass
     def import_map_conversion_attributes(cls, name, prop, data): pass
     def export_crs_attributes(cls, attributes, prop): pass
     def export_map_attributes(cls, attributes, prop): pass
     def set_ifc_grid_north(cls): pass
     def set_blender_grid_north(cls): pass
-     
+    def get_cursor_location(cls): pass
+    def set_cursor_location(cls): pass
+    def set_ifc_true_north(cls): pass
+    def set_blender_true_north(cls): pass
+    def convert_local_to_global(cls, map_conversion): pass
+    def convert_global_to_local(cls, map_conversion): pass
 
 @interface
 class Ifc:

src/blenderbim/blenderbim/tool/georeference.py

@@ -17,11 +17,13 @@
 # along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
 
 
+
 import bpy
 import json
 import blenderbim.core.tool
 import blenderbim.tool as tool
 import ifcopenshell
+import blenderbim.bim.helper
 
 from ifcopenshell.api.unit.data import Data as UnitData
 
@@ -35,6 +37,34 @@ class Georeference(blenderbim.core.tool.Georeference):
     def clear_map_conversion(cls):
         bpy.context.scene.BIMGeoreferenceProperties.map_conversion.clear()
     
+    @classmethod
+    def set_has_true_north_prop(cls, data):
+        bpy.context.scene.BIMGeoreferenceProperties.has_true_north = bool(data)
+    
+    @classmethod
+    def set_true_north_prop(cls, data):
+        if data:
+            bpy.context.scene.BIMGeoreferenceProperties.true_north_abscissa = str(data[0])
+            bpy.context.scene.BIMGeoreferenceProperties.true_north_ordinate = str(data[1])
+    
+    @classmethod
+    def get_true_north_props(cls, props):
+        true_north = None
+        if props.has_true_north:
+            try:
+                true_north = [float(props.true_north_abscissa), float(props.true_north_ordinate)]
+            except ValueError:
+                self.report({"ERROR"}, "True North Abscissa and Ordinate expect a number") #TODO use the correct report method
+        return true_north
+    
+    @classmethod
+    def enable_editing(cls):
+        bpy.context.scene.BIMGeoreferenceProperties.is_editing = True
+    
+    @classmethod
+    def disable_editing(cls):
+        bpy.context.scene.BIMGeoreferenceProperties.is_editing = False
+    
     @classmethod
     def get_file(cls):
         return tool.Ifc.get()
@@ -63,7 +93,7 @@ class Georeference(blenderbim.core.tool.Georeference):
             return True
     
     @classmethod
-    def export_crs_attributes(cls, attributes, prop,):
+    def export_crs_attributes(cls, attributes, prop):
         ifc_file = tool.Ifc.get()
         if not prop.is_null and prop.name == "MapUnit":
             attributes[prop.name] = ifc_file.by_id(int(prop.enum_value))
@@ -76,11 +106,6 @@ class Georeference(blenderbim.core.tool.Georeference):
             attributes[prop.name] = float(prop.string_value)
             return True
     
-    @classmethod
-    def set_false_is_editing(cls):
-        props = bpy.context.scene.BIMGeoreferenceProperties
-        props.is_editing = False
-    
     @classmethod
     def set_ifc_grid_north(cls):
         x_angle = -bpy.context.scene.sun_pos_properties.north_offset
@@ -96,4 +121,111 @@ class Georeference(blenderbim.core.tool.Georeference):
             )
         )
     
+    @classmethod
+    def get_cursor_location(cls):
+        props = bpy.context.scene.BIMGeoreferenceProperties
+        scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
+        project_coordinates = [o / scale for o in bpy.context.scene.cursor.location]
+        props.coordinate_input = ",".join([str(o) for o in project_coordinates])
+        
+        
+    @classmethod
+    def set_cursor_location(cls):
+        props = bpy.context.scene.BIMGeoreferenceProperties
+        scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
+        bpy.context.scene.cursor.location = [float(co) * scale for co in props.coordinate_output.split(",")]
+    
+    @classmethod
+    def set_ifc_true_north(cls):
+        y_angle = -bpy.context.scene.sun_pos_properties.north_offset + radians(90)
+        bpy.context.scene.BIMGeoreferenceProperties.true_north_abscissa = str(cos(y_angle))
+        bpy.context.scene.BIMGeoreferenceProperties.true_north_ordinate = str(sin(y_angle))
+
+    @classmethod
+    def set_blender_true_north(cls):
+        bpy.context.scene.sun_pos_properties.north_offset = -radians(
+            ifcopenshell.util.geolocation.yaxis2angle(
+                float(context.scene.BIMGeoreferenceProperties.true_north_abscissa),
+                float(context.scene.BIMGeoreferenceProperties.true_north_ordinate),
+            )
+        )
+    
+    
+    @classmethod
+    def convert_local_to_global(cls, map_conversion):
+        props = bpy.context.scene.BIMGeoreferenceProperties
+        x, y, z = [float(co) for co in props.coordinate_input.split(",")]
+
+        if props.has_blender_offset:
+            results = ifcopenshell.util.geolocation.xyz2enh(
+                x,
+                y,
+                z,
+                float(props.blender_eastings),
+                float(props.blender_northings),
+                float(props.blender_orthogonal_height),
+                float(props.blender_x_axis_abscissa),
+                float(props.blender_x_axis_ordinate),
+                1.0,
+            )
+            x, y, z = results
+
+        # TODO: what if the project CRS units and the project units are different?
+        
+        if map_conversion:
+            results = ifcopenshell.util.geolocation.xyz2enh(
+                x,
+                y,
+                z,
+                map_conversion["Eastings"],
+                map_conversion["Northings"],
+                map_conversion["OrthogonalHeight"],
+                map_conversion.get("XAxisAbscissa", 1.0),
+                map_conversion.get("XAxisOrdinate", 0.0),
+                map_conversion.get("Scale", 1.0),
+            )
+        else:
+            results = (x, y, z)
+        
+        props.coordinate_output = ",".join([str(r) for r in results])
+        bpy.context.scene.cursor.location = results
+
+    @classmethod
+    def convert_global_to_local(cls, map_conversion):
+        props = bpy.context.scene.BIMGeoreferenceProperties
+        
+        x, y, z = [float(co) for co in props.coordinate_input.split(",")]
+
+        if map_conversion:
+            results = ifcopenshell.util.geolocation.enh2xyz(
+                x,
+                y,
+                z,
+                map_conversion["Eastings"],
+                map_conversion["Northings"],
+                map_conversion["OrthogonalHeight"],
+                map_conversion.get("XAxisAbscissa", 1.0),
+                map_conversion.get("XAxisOrdinate", 0.0),
+                map_conversion.get("Scale", 1.0),
+            )
+        else:
+            results = (x, y, z)
+
+        if props.has_blender_offset:
+            results = ifcopenshell.util.geolocation.enh2xyz(
+                results[0],
+                results[1],
+                results[2],
+                float(props.blender_eastings),
+                float(props.blender_northings),
+                float(props.blender_orthogonal_height),
+                float(props.blender_x_axis_abscissa),
+                float(props.blender_x_axis_ordinate),
+                1.0,
+            )
+
+        props.coordinate_output = ",".join([str(r) for r in results])
+
+        scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
+        bpy.context.scene.cursor.location = [o * scale for o in results]