- IfcGeom: Major performance improvement by only sewing faces of IfcConnectedFaceSets when needed for boolean operations

- Automatic tests for several well known IFC files on the Internet - IfcBlender: Make visibility in render consistent with 3d view - Some compatibility for Ifc2x files with IfcShapeRepresentations and RepresentationIdentifier 'IAI'
2026-08-19 11:43:53 +00:00 · 2012-03-01 21:17:06 +00:00
parent a9a5f8dc69
commit 2b27b86b34
7 changed files with 395 additions and 12 deletions
@@ -0,0 +1,119 @@
+###############################################################################
+#                                                                             #
+# This file is part of IfcOpenShell.                                          #
+#                                                                             #
+# IfcOpenShell is free software: you can redistribute it and/or modify        #
+# it under the terms of the Lesser GNU General Public License as published by #
+# the Free Software Foundation, either version 3.0 of the License, or         #
+# (at your option) any later version.                                         #
+#                                                                             #
+# IfcOpenShell is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                #
+# Lesser GNU General Public License for more details.                         #
+#                                                                             #
+# You should have received a copy of the Lesser GNU General Public License    #
+# along with this program. If not, see <http://www.gnu.org/licenses/>.        #
+#                                                                             #
+###############################################################################
+
+###############################################################################
+#                                                                             #
+# Do not run this script directly, it is called by run.py                     #
+#                                                                             #
+###############################################################################
+
+import os
+import bpy
+import sys
+import time
+try: from io_import_scene_ifc import import_ifc
+except: 
+    print("[Error] Unable to import IfcOpenShell")
+    sys.exit(1)
+from mathutils import Vector as V
+from math import radians
+
+scn = bpy.context.scene
+
+for ob in bpy.data.objects:
+    scn.objects.unlink(ob)
+
+if sys.argv[-2] != 'render': sys.exit(0)
+
+fn = sys.argv[-1]
+t1 = time.time()
+succes = import_ifc(fn,True,False)
+if not succes:
+    print("[Error] Import of %s failed"%fn)
+    sys.exit(1)
+
+dt = time.time()-t1
+print ("[Notice] Conversion took %.2f seconds"%dt) 
+    
+cam = bpy.data.cameras.new('cam')
+cam.angle = radians(45)
+cam_ob = bpy.data.objects.new('cam',cam)
+scn.objects.link(cam_ob)
+cam_ob.rotation_euler = (radians(67),0,radians(45))
+
+scn.camera = cam_ob
+scn.render.resolution_percentage = 100
+scn.render.resolution_x = 2048
+scn.render.resolution_y = 2048
+scn.world.horizon_color = (1,1,1)
+scn.world.ambient_color = (0.05,0.05,0.05)
+scn.render.color_mode = 'RGBA'
+
+for m in bpy.data.materials: m.specular_intensity = 0
+def material(name,settings):
+    m = bpy.data.materials.get(name)
+    if not m: return
+    for k,v in settings.items():
+        setattr(m,k,v)
+        
+material("IfcWall",{"diffuse_color":[1,1,1],"diffuse_intensity":1})
+material("IfcWallStandardCase",{"diffuse_color":[1,1,1],"diffuse_intensity":1})
+material("IfcSite",{"diffuse_color":[0.4,0.5,0.25]})
+material("IfcSlab",{"diffuse_color":[0.2,0.2,0.2]})
+material("IfcDoor",{"diffuse_color":[0.25,0.1,0.05]})
+material("IfcWindow",{"diffuse_color":[0.5,0.7,0.5],"use_transparency":True,"alpha":0.3})
+material("IfcRoof",{"diffuse_color":[0.35,0.2,0.2]})
+material("IfcFurnishingElement",{"diffuse_color":[0.8,0.7,0.5]})
+material("IfcBuildingElementPro",{"diffuse_intensity":0.6})
+
+def create_lamp(eul):
+    l = bpy.data.lamps.new('l','SUN')
+    l.energy = 1.3
+    l_ob =  bpy.data.objects.new('l',l)
+    scn.objects.link(l_ob)
+    l_ob.rotation_euler = [radians(e) for e in eul]
+
+create_lamp((20,0,60))
+create_lamp((0,-120,-50))
+
+A = V([1e9]*3)
+B = V([-1e9]*3)
+
+for ob in scn.objects:
+    if ob.type != 'MESH': continue
+    if ob.hide: continue
+    bb = [ob.matrix_world*V(x) for x in ob.bound_box]
+    for b in bb:
+        for i in range(3):
+            if b[i] < A[i]: A[i] = b[i]
+            if b[i] > B[i]: B[i] = b[i]
+
+C = V((1.2,-1.2,0.6))
+D = B-A
+E = max(D)*C + (A+B)/2
+
+cam_ob.location = E
+cam.clip_end = max(D) * 10
+
+scn.render.filepath = os.path.join("output",os.path.basename(fn)+".png")
+
+bpy.ops.render.render(write_still=True)
+bpy.ops.wm.save_mainfile(filepath=os.path.join("output",os.path.basename(fn)+".blend"),compress=True)
+
+sys.exit(0)