#ifndef NOISE_H
#define NOISE_H
/* Can be overrriden with any code that produces whitenoise between 0.0f and
* 1.0f, eg (random() / (float)RAND_MAX) should be a good source of noise, but
* its expensive */
#ifndef GDITHER_NOISE
#define GDITHER_NOISE gdither_noise()
#endif
#include <stdint.h>
inline static float gdither_noise()
{
static uint32_t rnd = 23232323;
rnd = (rnd * 196314165) + 907633515;
return rnd * 2.3283064365387e-10f;
}
#endif