BLO_blend_defs.hh

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
 
/* INTEGER CODES */
#ifdef __BIG_ENDIAN__
/* Big Endian */
#  define BLEND_MAKE_ID(a, b, c, d) ((int)(a) << 24 | (int)(b) << 16 | (c) << 8 | (d))
#else
/* Little Endian */
#  define BLEND_MAKE_ID(a, b, c, d) ((int)(d) << 24 | (int)(c) << 16 | (b) << 8 | (a))
#endif
 
enum {
  BLO_CODE_DATA = BLEND_MAKE_ID('D', 'A', 'T', 'A'),
  BLO_CODE_GLOB = BLEND_MAKE_ID('G', 'L', 'O', 'B'),
  BLO_CODE_DNA1 = BLEND_MAKE_ID('D', 'N', 'A', '1'),
  BLO_CODE_TEST = BLEND_MAKE_ID('T', 'E', 'S', 'T'),
  BLO_CODE_REND = BLEND_MAKE_ID('R', 'E', 'N', 'D'),
  BLO_CODE_USER = BLEND_MAKE_ID('U', 'S', 'E', 'R'),
  BLO_CODE_ENDB = BLEND_MAKE_ID('E', 'N', 'D', 'B'),
};
 
#define BLEN_THUMB_MEMSIZE_FILE(_x, _y) (sizeof(int) * (2 + (size_t)(_x) * (size_t)(_y)))