X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=qcsrc%2Flib%2Fnoise.qh;h=5ef9cf8b6b17708b6bed1bb664b593d049496e53;hb=4eab3f0253a063bdbd4e1ff64c4b2b08077c44c4;hp=40647b30ebe8ee1ee090d313360cb136bbffb5ed;hpb=2f215c603bf1b4dd44b9d166180f535c88602e9f;p=xonotic%2Fxonotic-data.pk3dir.git diff --git a/qcsrc/lib/noise.qh b/qcsrc/lib/noise.qh index 40647b30e..5ef9cf8b6 100644 --- a/qcsrc/lib/noise.qh +++ b/qcsrc/lib/noise.qh @@ -2,17 +2,19 @@ // noises "usually" start in the range -1..1 entityclass(Noise); -class(Noise).float noise_baccum; -class(Noise).float noise_paccum; -class(Noise).float noise_paccum2; -class(Noise).float noise_paccum3; -class(Noise).float noise_bstate; +classfield(Noise).float noise_baccum; +classfield(Noise).float noise_paccum; +classfield(Noise).float noise_paccum2; +classfield(Noise).float noise_paccum3; +classfield(Noise).float noise_bstate; +ERASEABLE float Noise_Brown(entity e, float dt) { e.noise_baccum += random() * sqrt(dt); // same stddev for all dt return e.noise_baccum; } +ERASEABLE float Noise_Pink(entity e, float dt) { float f; @@ -23,11 +25,13 @@ float Noise_Pink(entity e, float dt) if (random() > (0.9613 ** f)) e.noise_paccum3 = 0.43488 * (2 * random() - 1); return e.noise_paccum + e.noise_paccum2 + e.noise_paccum3; } +ERASEABLE float Noise_White(entity e, float dt) { return random() * 2 - 1; } /** +1 or -1 */ +ERASEABLE float Noise_Burst(entity e, float dt, float p) { if (random() > (p ** dt)) e.noise_bstate = !e.noise_bstate;