GOOENGINE: Fix light group bit error

Errors when more than 31 light groups before
2025-10-29 10:48:00 -05:00
parent 4321d6f234
commit de00a24179
1 changed files with 3 additions and 3 deletions
@@ -10,18 +10,18 @@ from bpy.props import StringProperty, CollectionProperty, IntProperty, PointerPr
 from bpy.utils import register_classes_factory
 from bpy.app.handlers import persistent
 from itertools import chain
+from ctypes import c_int32
 # from time import perf_counter

 SIZEOF_INT = 32
 MAX_LIGHT_GROUP_BIT = 127

-
 def set_bit(vec, bit):
    index = bit // SIZEOF_INT
-    mask = 1 << ((bit + 1) % SIZEOF_INT)
+    mask = 1 << (bit % SIZEOF_INT)
    if index > 3:
        return
-    vec[index] |= mask
+    vec[index] = int(c_int32(vec[index] | mask).value)


 def map_bits(data, mapping):