+#ifndef NOISE_H
+#define NOISE_H
+
// noises "usually" start in the range -1..1
float Noise_Brown(entity e, float dt);
float Noise_Pink(entity e, float dt);
float Noise_White(entity e, float dt);
float Noise_Burst(entity e, float dt, float p); // +1 or -1
+#endif
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