/*Generate a triangular deviate with zero mean and range [-_range,_range].*/
static int32_t triangle_rand(kiss99_ctx *_kiss,int32_t _range){
uint32_t m;
uint32_t r1;
uint32_t r2;
_range++;
m=0xFFFFFFFFU/_range*_range;
do r1=kiss99_rand(_kiss);
while(r1>=m);
do r2=kiss99_rand(_kiss);
while(r2>=m);
return (int32_t)(r1%_range)-(int32_t)(r2%_range);
}
void kiss99_srand(kiss99_ctx *_this,const unsigned char *_data,int _ndata){
int i;
_this->z=362436069;
_this->w=521288629;
_this->jsr=123456789;
_this->jcong=380116160;
for(i=3;i<_ndata;i+=4){
_this->z^=_data[i-3];
_this->w^=_data[i-2];
_this->jsr^=_data[i-1];
_this->jcong^=_data[i];
kiss99_rand(_this);
}
if(i-3<_ndata)_this->z^=_data[i-3];
if(i-2<_ndata)_this->w^=_data[i-2];
if(i-1<_ndata)_this->jsr^=_data[i-1];
}
