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blender-archive/source/blender/editors/io/io_obj.h
Ankit Meel e6a9b22384 OBJ: New C++ based wavefront OBJ importer
This takes state of soc-2020-io-performance branch as it was at
e9bbfd0c8c (2021 Oct 31), merges latest master (2022 Apr 4),
adds a bunch of tests, and fixes a bunch of stuff found by said
tests. The fixes are detailed in the differential.

Timings on my machine (Windows, VS2022 release build, AMD Ryzen
5950X 32 threads):

- Rungholt minecraft level (269MB file, 1 mesh): 54.2s -> 14.2s
  (memory usage: 7.0GB -> 1.9GB).
- Blender 3.0 splash scene: "I waited for 90 minutes and gave up"
  -> 109s. Now, this time is not great, but at least 20% of the
  time is spent assigning unique names for the imported objects
  (the scene has 24 thousand objects). This is not specific to obj
  importer, but rather a general issue across blender overall.

Test suite file updates done in Subversion tests repository.

Reviewed By: @howardt, @sybren
Differential Revision: https://developer.blender.org/D13958
2022-04-04 13:36:10 +03:00

13 lines
224 B
C++

/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup editor/io
*/
#pragma once
struct wmOperatorType;
void WM_OT_obj_export(struct wmOperatorType *ot);
void WM_OT_obj_import(struct wmOperatorType *ot);