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Fix bug where you couldn't edit the geometry of a grid axis

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This commit is contained in:
Dion Moult
2021-02-20 17:13:36 +11:00
parent 3a0edab8c1
commit 1b46f5c83a
4 changed files with 53 additions and 32 deletions
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src/ifcblenderexport/blenderbim/bim/module/geometry/operator.py
+6
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@@ -10,6 +10,7 @@ import blenderbim.bim.module.geometry.assign_styles as assign_styles
import blenderbim.bim.module.geometry.assign_representation as assign_representation
import blenderbim.bim.module.geometry.unassign_representation as unassign_representation
import blenderbim.bim.module.geometry.remove_representation as remove_representation
import blenderbim.bim.module.grid.create_axis_curve as create_axis_curve
from blenderbim.bim.ifc import IfcStore
from blenderbim.bim import import_ifc
from blenderbim.bim.module.geometry.data import Data
@@ -317,6 +318,11 @@ class UpdateMeshRepresentation(bpy.types.Operator):
bpy.ops.bim.edit_object_placement(obj=obj.name)
product = self.file.by_id(obj.BIMObjectProperties.ifc_definition_id)
if product.is_a("IfcGridAxis"):
create_axis_curve.Usecase(self.file, {"AxisCurve": obj, "grid_axis": product}).execute()
continue
old_representation = self.file.by_id(obj.data.BIMMeshProperties.ifc_definition_id)
context_of_items = old_representation.ContextOfItems
src/ifcblenderexport/blenderbim/bim/module/grid/create_axis_curve.py
+44
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@@ -0,0 +1,44 @@
import ifcopenshell
import ifcopenshell.util.unit
import ifcopenshell.util.placement
from mathutils import Matrix # For now, we depend on Blender
class Usecase:
def __init__(self, file, settings=None):
self.file = file
self.settings = {
"AxisCurve": None, # A Blender object
"grid_axis": None,
}
for key, value in settings.items():
self.settings[key] = value
def execute(self):
if self.settings["grid_axis"].AxisCurve:
ifcopenshell.util.element.remove_deep(self.file, self.settings["grid_axis"].AxisCurve)
self.settings["unit_scale"] = ifcopenshell.util.unit.calculate_unit_scale(self.file)
grid = [i for i in self.file.get_inverse(self.settings["grid_axis"]) if i.is_a("IfcGrid")][0]
points = [
Matrix(ifcopenshell.util.placement.get_local_placement(grid.ObjectPlacement)).inverted()
@ (self.settings["AxisCurve"].matrix_world @ v.co)
for v in self.settings["AxisCurve"].data.vertices[0:2]
]
self.settings["grid_axis"].AxisCurve = self.file.createIfcPolyline(
[
self.create_cartesian_point(points[0][0], points[0][1], points[0][2]),
self.create_cartesian_point(points[1][0], points[1][1], points[1][2]),
]
)
def create_cartesian_point(self, x, y, z=None):
x = self.convert_si_to_unit(x)
y = self.convert_si_to_unit(y)
if z is None:
return self.file.createIfcCartesianPoint((x, y))
z = self.convert_si_to_unit(z)
return self.file.createIfcCartesianPoint((x, y, z))
def convert_si_to_unit(self, co):
return co / self.settings["unit_scale"]
src/ifcblenderexport/blenderbim/bim/module/grid/create_grid_axis.py
-32
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@@ -1,16 +1,8 @@
import ifcopenshell
import ifcopenshell.util.unit
import ifcopenshell.util.placement
from mathutils import Matrix # For now, we depend on Blender
from blenderbim.bim.module.owner.api import create_owner_history
class Usecase:
def __init__(self, file, settings=None):
self.file = file
self.settings = {
"AxisTag": "A",
"AxisCurve": None, # A Blender object
"SameSense": True,
"UVWAxes": "UAxes", # Choose which axes
"Grid": None,
@@ -19,35 +11,11 @@ class Usecase:
self.settings[key] = value
def execute(self):
self.settings["unit_scale"] = ifcopenshell.util.unit.calculate_unit_scale(self.file)
points = [
Matrix(ifcopenshell.util.placement.get_local_placement(self.settings["Grid"].ObjectPlacement)).inverted()
@ (self.settings["AxisCurve"].matrix_world @ v.co)
for v in self.settings["AxisCurve"].data.vertices[0:2]
]
self.settings["AxisCurve"] = self.file.createIfcPolyline(
[
self.create_cartesian_point(points[0][0], points[0][1], points[0][2]),
self.create_cartesian_point(points[1][0], points[1][1], points[1][2]),
]
)
element = self.file.create_entity("IfcGridAxis", **{
"AxisTag": self.settings["AxisTag"],
"AxisCurve": self.settings["AxisCurve"],
"SameSense": self.settings["SameSense"]
})
axes = list(getattr(self.settings["Grid"], self.settings["UVWAxes"]) or [])
axes.append(element)
setattr(self.settings["Grid"], self.settings["UVWAxes"], axes)
return element
def create_cartesian_point(self, x, y, z=None):
x = self.convert_si_to_unit(x)
y = self.convert_si_to_unit(y)
if z is None:
return self.file.createIfcCartesianPoint((x, y))
z = self.convert_si_to_unit(z)
return self.file.createIfcCartesianPoint((x, y, z))
def convert_si_to_unit(self, co):
return co / self.settings["unit_scale"]
src/ifcblenderexport/blenderbim/bim/module/model/grid.py
+3
View File
@@ -1,5 +1,6 @@
import bpy
import blenderbim.bim.module.grid.create_grid_axis as create_grid_axis
import blenderbim.bim.module.grid.create_axis_curve as create_axis_curve
from bpy.types import Operator
from bpy.props import FloatProperty, IntProperty
from mathutils import Vector
@@ -52,6 +53,7 @@ def add_object(self, context):
result = create_grid_axis.Usecase(
self.file, {"AxisTag": tag, "AxisCurve": obj, "UVWAxes": "UAxes", "Grid": grid}
).execute()
create_axis_curve.Usecase(self.file, {"AxisCurve": obj, "grid_axis": result}).execute()
obj.BIMObjectProperties.ifc_definition_id = result.id()
axes_collection = bpy.data.collections.new("VAxes")
@@ -74,6 +76,7 @@ def add_object(self, context):
result = create_grid_axis.Usecase(
self.file, {"AxisTag": tag, "AxisCurve": obj, "UVWAxes": "VAxes", "Grid": grid}
).execute()
create_axis_curve.Usecase(self.file, {"AxisCurve": obj, "grid_axis": result}).execute()
obj.BIMObjectProperties.ifc_definition_id = result.id()