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Fix: Remove invalid MEM_allocN_len from CustomData debug info

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The layer data is not guaranteed to be allocated by Blender's own
allocator. Fundamentally CustomData does not really know the size
of the data layer arrays.
This commit is contained in:
Hans Goudey 2026-08-17 17:09:31 -04:00
parent 8fed7750d2
commit 6ff59d28e4
1 changed files with 8 additions and 11 deletions
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19
source/blender/blenkernel/intern/customdata.cc
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@ -5019,20 +5019,17 @@ void CustomData_debug_info_from_layers(const CustomData *data, const char *inden
const char *name = CustomData_layertype_name(type);
const int size = CustomData_sizeof(type);
const void *pt = CustomData_get_layer(data, type);
const int pt_size = pt ? int(MEM_allocN_len(pt) / size) : 0;
const char *structname;
int structnum;
get_type_file_write_info(type, &structname, &structnum);
BLI_dynstr_appendf(
dynstr,
"%sdict(name='%s', struct='%s', type=%d, ptr='%p', elem=%d, length=%d),\n",
indent,
name,
structname,
type,
pt,
size,
pt_size);
BLI_dynstr_appendf(dynstr,
"%sdict(name='%s', struct='%s', type=%d, ptr='%p', elem=%d),\n",
indent,
name,
structname,
type,
pt,
size);
}
}
}