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Fix bug where natively loaded faceted breps didn't respect false origins.

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This commit is contained in:
Dion Moult
2023-02-22 16:32:32 +11:00
parent 855751f026
commit 921a185ffa
1 changed files with 30 additions and 2 deletions
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src/blenderbim/blenderbim/bim/import_ifc.py
+30 -2
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@@ -985,9 +985,37 @@ class IfcImporter:
self.convert_representation(representation)
mesh = bpy.data.meshes.new("Native")
props = bpy.context.scene.BIMGeoreferenceProperties
mat = ifcopenshell.util.placement.get_local_placement(element.ObjectPlacement)
if props.has_blender_offset and self.is_point_far_away(self.mesh_data["co"][0:3], is_meters=False):
offset_point = np.linalg.inv(mat) @ np.array(
(
float(props.blender_eastings),
float(props.blender_northings),
float(props.blender_orthogonal_height),
0.0,
)
)
verts = [None] * len(self.mesh_data["co"])
for i in range(0, len(self.mesh_data["co"]), 3):
verts[i], verts[i + 1], verts[i + 2] = ifcopenshell.util.geolocation.enh2xyz(
self.mesh_data["co"][i] * self.unit_scale,
self.mesh_data["co"][i + 1] * self.unit_scale,
self.mesh_data["co"][i + 2] * self.unit_scale,
offset_point[0] * self.unit_scale,
offset_point[1] * self.unit_scale,
offset_point[2] * self.unit_scale,
float(props.blender_x_axis_abscissa),
float(props.blender_x_axis_ordinate),
)
mesh["has_cartesian_point_offset"] = True
else:
verts = [c * self.unit_scale for c in self.mesh_data["co"]]
mesh["has_cartesian_point_offset"] = False
mesh.vertices.add(self.mesh_data["total_verts"])
mesh.vertices.foreach_set("co", [c * self.unit_scale for c in self.mesh_data["co"]])
# mesh.vertices.foreach_set("co", self.mesh_data["co"])
mesh.vertices.foreach_set("co", verts)
mesh.loops.add(len(self.mesh_data["vertex_index"]))
mesh.loops.foreach_set("vertex_index", self.mesh_data["vertex_index"])
mesh.polygons.add(self.mesh_data["total_polygons"])