110 lines
2.1 KiB
C
110 lines
2.1 KiB
C
|
/*
|
||
|
|
Copyright (C) 2003 Parallel Realities
|
||
|
|
|
||
|
|
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.
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline void limitChar(signed char *in, int low, int high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = low;
|
||
|
|
if (*in > high)
|
||
|
|
*in = high;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void limitChar(unsigned char *in, int low, int high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = low;
|
||
|
|
if (*in > high)
|
||
|
|
*in = high;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void limitCharAdd(signed char *in, int add, int low, int high)
|
||
|
|
{
|
||
|
|
int tmp = (int)*in + add;
|
||
|
|
if (tmp < low)
|
||
|
|
tmp = low;
|
||
|
|
if (tmp > high)
|
||
|
|
tmp = high;
|
||
|
|
*in = tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void limitCharAdd(unsigned char *in, int add, int low, int high)
|
||
|
|
{
|
||
|
|
int tmp = (int)*in + add;
|
||
|
|
if (tmp < low)
|
||
|
|
tmp = low;
|
||
|
|
if (tmp > high)
|
||
|
|
tmp = high;
|
||
|
|
*in = tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void limitInt(int *in, int low, int high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = low;
|
||
|
|
if (*in > high)
|
||
|
|
*in = high;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void limitFloat(float *in, float low, float high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = low;
|
||
|
|
if (*in > high)
|
||
|
|
*in = high;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void wrapChar(signed char *in, signed char low, signed char high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = high;
|
||
|
|
if (*in > high)
|
||
|
|
*in = low;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void wrapInt(int *in, int low, int high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = high;
|
||
|
|
if (*in > high)
|
||
|
|
*in = low;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void wrapFloat(float *in, float low, float high)
|
||
|
|
{
|
||
|
|
if (*in < low)
|
||
|
|
*in = high;
|
||
|
|
if (*in > high)
|
||
|
|
*in = low;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int rrand(int min, int max)
|
||
|
|
{
|
||
|
|
int r = min;
|
||
|
|
|
||
|
|
max++;
|
||
|
|
|
||
|
|
if ((max - min) == 0)
|
||
|
|
return min;
|
||
|
|
|
||
|
|
r += rand() % (max - min);
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|