CSE2-tweaks/src/Flags.cpp

71 lines
1.2 KiB
C++

// THIS IS DECOMPILED PROPRIETARY CODE - USE AT YOUR OWN RISK.
//
// The original code belongs to Daisuke "Pixel" Amaya.
//
// Modifications and custom code are under the MIT licence.
// See LICENCE.txt for details.
#include "Flags.h"
#include <string.h>
#include "WindowsWrapper.h"
// Macros for setting, un-setting and getting flags
// Each flag is stored in a bit, so we can use the exact same macros we'd use for bits
#define SET_FLAG(x, i) ((x)[(i) / 8] |= 1 << ((i) % 8))
#define UNSET_FLAG(x, i) ((x)[(i) / 8] &= ~(1 << ((i) % 8)))
#define GET_FLAG(x, i) ((x)[(i) / 8] & (1 << ((i) % 8)))
unsigned char gFlagNPC[1000];
unsigned char gSkipFlag[8];
// Flag initializers
void InitFlags(void)
{
memset(gFlagNPC, 0, sizeof(gFlagNPC));
}
void InitSkipFlags(void)
{
memset(gSkipFlag, 0, sizeof(gSkipFlag));
}
// NPC flags
void SetNPCFlag(long a)
{
SET_FLAG(gFlagNPC, a);
}
void CutNPCFlag(long a)
{
UNSET_FLAG(gFlagNPC, a);
}
BOOL GetNPCFlag(long a)
{
if (GET_FLAG(gFlagNPC, a))
return TRUE;
else
return FALSE;
}
// Skip flags
void SetSkipFlag(long a)
{
SET_FLAG(gSkipFlag, a);
}
void CutSkipFlag(long a)
{
UNSET_FLAG(gSkipFlag, a);
}
BOOL GetSkipFlag(long a)
{
if (GET_FLAG(gSkipFlag, a))
return TRUE;
else
return FALSE;
}