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PseudoRandom: Expose constant PSEUDORANDOM_MAX

master
kwolekr 2014-12-28 03:09:24 -05:00
parent 8334100fe1
commit 8c98f497d9
1 changed files with 5 additions and 3 deletions
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8
src/noise.h
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@ -30,6 +30,8 @@
#include "irr_v3d.h"
#include "util/string.h"
#define PSEUDORANDOM_MAX 32767
extern FlagDesc flagdesc_noiseparams[];
class PseudoRandom
@ -45,15 +47,15 @@ public:
{
m_next = seed;
}
// Returns 0...32767
// Returns 0...PSEUDORANDOM_MAX
int next()
{
m_next = m_next * 1103515245 + 12345;
return((unsigned)(m_next/65536) % 32768);
return((unsigned)(m_next/65536) % (PSEUDORANDOM_MAX + 1));
}
int range(int min, int max)
{
if(max-min > 32768/10)
if (max-min > (PSEUDORANDOM_MAX + 1) / 10)
{
//dstream<<"WARNING: PseudoRandom::range: max > 32767"<<std::endl;
assert(0);