Generate geometry for entities with brushes.

tools/io_qfmap/import_map.py

@@ -25,6 +25,35 @@ from mathutils import Vector,Matrix
 
 from .map import parse_map, MapError
 
+def process_entity(ent):
+    if "classname" in ent.d and ent.d["classname"][:5] == "light":
+        pass
+    elif ent.b:
+        name = "brush"
+        verts = []
+        faces = []
+        for bverts, bfaces in ent.b:
+            base = len(verts)
+            verts.extend(bverts)
+            for f in bfaces:
+                for i in range(len(f)):
+                    f[i] += base
+                f.reverse()
+                if not f[-1]:
+                    t = f[0]
+                    del f[0]
+                    f.append(t)
+            faces.extend(bfaces)
+        mesh = bpy.data.meshes.new(name)
+        mesh.from_pydata(verts, [], faces)
+        mesh.update()
+        obj = bpy.data.objects.new(name, mesh)
+        bpy.context.scene.objects.link(obj)
+        bpy.context.scene.objects.active=obj
+        obj.select = True
+    else:
+        pass
+
 def import_map(operator, context, filepath):
     bpy.context.user_preferences.edit.use_global_undo = False
 
@@ -37,6 +66,7 @@ def import_map(operator, context, filepath):
         raise
         operator.report({'ERROR'}, repr(err))
         return {'CANCELLED'}
-    if not entities:
-        return {'FINISHED'}
+    for ent in entities:
+        process_entity(ent)
+    bpy.context.user_preferences.edit.use_global_undo = True
     return {'FINISHED'}

tools/io_qfmap/map.py

@@ -84,6 +84,11 @@ def clip_plane(plane, clip_planes):
         poly = clip_poly(poly, p, True)
     return poly
 
+EPSILON = 0.5**5    # 1/32 plenty for quake maps
+
+def rnd(x):
+    return int(x / EPSILON) * EPSILON
+
 def convert_planes(planes):
     verts = []
     faces = []
@@ -91,6 +96,7 @@ def convert_planes(planes):
         poly = clip_plane(planes[i], planes[:i] + planes[i + 1:])
         face = []
         for v in poly:
+            v = Vector((rnd(v.x), rnd(v.y), rnd(v.z)))
             ind = len(verts)
             for i in range(len(verts)):
                 d = verts[i] - v
@@ -214,3 +220,4 @@ def parse_map(filename):
         if not ent:
             break
         entities.append(ent)
+    return entities