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[Arch] fix true north handling on IFC import and export

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This commit is contained in:
hlg
2020-01-09 19:46:54 +01:00
committed by Yorik van Havre
parent ce2441c0b2
commit feaf9b24dc
2 changed files with 6 additions and 5 deletions
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4
src/Mod/Arch/exportIFC.py
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@@ -224,8 +224,8 @@ def export(exportList,filename,colors=None,preferences=None):
objectslist = [obj for obj in objectslist if obj != contextCreator.project_object]
if Draft.getObjectsOfType(objectslist, "Site"): # we assume one site and one representation context only
trueNorthX = math.tan(-Draft.getObjectsOfType(objectslist, "Site")[0].Declination.getValueAs(FreeCAD.Units.Radian))
contextCreator.model_context.TrueNorth.DirectionRatios = (trueNorthX, 1.)
decl = Draft.getObjectsOfType(objectslist, "Site")[0].Declination.getValueAs(FreeCAD.Units.Radian)
contextCreator.model_context.TrueNorth.DirectionRatios = (math.cos(decl+math.pi/2), math.sin(decl+math.pi/2))
products = {} # { Name: IfcEntity, ... }
subproducts = {} # { Name: IfcEntity, ... } for storing additions/subtractions and other types of subcomponents of a product

7
src/Mod/Arch/importIFC.py
View File

@@ -836,9 +836,10 @@ def insert(filename,docname,skip=[],only=[],root=None,preferences=None):
obj.PostalCode = product.SiteAddress.PostalCode
project = product.Decomposes[0].RelatingObject
modelRC = next((rc for rc in project.RepresentationContexts if rc.ContextType == "Model"), None)
if modelRC and modelRC.TrueNorth and modelRC.TrueNorth.DirectionRatios[1] > 0:
obj.Declination = -math.degrees(math.atan(modelRC.TrueNorth.DirectionRatios[0] / modelRC.TrueNorth.DirectionRatios[1]))
if(FreeCAD.GuiUp):
if modelRC and modelRC.TrueNorth:
(x, y) = modelRC.TrueNorth.DirectionRatios[:2]
obj.Declination = ((math.degrees(math.atan2(y,x))-90+180)%360)-180
if (FreeCAD.GuiUp):
obj.ViewObject.CompassRotation.Value = obj.Declination
try: