ReGameDLL_CS/regamedll/public/commonmacros.h
2017-11-01 18:30:47 +03:00

50 lines
2.3 KiB
C++

/*
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* In addition, as a special exception, the author gives permission to
* link the code of this program with the Half-Life Game Engine ("HL
* Engine") and Modified Game Libraries ("MODs") developed by Valve,
* L.L.C ("Valve"). You must obey the GNU General Public License in all
* respects for all of the code used other than the HL Engine and MODs
* from Valve. If you modify this file, you may extend this exception
* to your version of the file, but you are not obligated to do so. If
* you do not wish to do so, delete this exception statement from your
* version.
*
*/
#pragma once
#include "osconfig.h"
template <typename T, size_t N>
char(&ArraySizeHelper(T(&array)[N]))[N];
#undef ARRAYSIZE
#define ARRAYSIZE(array) (sizeof(ArraySizeHelper(array)))
// Makes a 4-byte "packed ID" int out of 4 characters
#define MAKEID(d, c, b, a) (((int)(a)<<24) | ((int)(b)<<16) | ((int)(c)<<8) | ((int)(d)))
// Compares a string with a 4-byte packed ID constant
#define STRING_MATCHES_ID(p, id) ((*((int *)(p)) == (id)) ? true : false)
#define ID_TO_STRING(id, p) ((p)[3] = (((id)>>24) & 0xFF), (p)[2] = (((id)>>16) & 0xFF), (p)[1] = (((id)>>8) & 0xFF), (p)[0] = (((id)>>0) & 0xFF))
// Keeps clutter down a bit, when using a float as a bit-vector
#define SetBits (flBitVector, bits) ((flBitVector) = (int)(flBitVector) | (bits))
#define ClearBits(flBitVector, bits) ((flBitVector) = (int)(flBitVector) & ~(bits))
#define FBitSet (flBitVector, bit) ((int)(flBitVector) & (bit))