From: ametama <ametama@wafflesoft.org>
Date: Wed, 17 Dec 2025 23:02:34 +0000 (+0100)
Subject: fix(params): remove global params
X-Git-Url: https://git.wafflesoft.org/?a=commitdiff_plain;h=e70e6d0631388b4c2da6b3f58a3eaf2514ae29ad;p=cgo.git

fix(params): remove global params
---

diff --git a/src/swarm.c b/src/swarm.c
index 3fe83ff..fbf9280 100644
--- a/src/swarm.c
+++ b/src/swarm.c
@@ -3,10 +3,6 @@
 #include "swarm.h"
 #include "vector.h"
 
-double c = 2.05;
-double s = 2.05;
-double w = 0.8;
-
 double rands() {
   return (double) rand() / RAND_MAX;
 }
@@ -41,7 +37,7 @@ void swarm_velocity_update(swarm *sw) {
   for (int p = 0; p < sw->params.particlec; p++) {
     particle *pt = &sw->particles[p];
     for (int d = 0; d < sw->params.dim; d++)
-      pt->velocity[d] = w * pt->velocity[d] + c * rands() * (pt->best.x[d] - pt->current.x[d]) + s * rands() * (sw->global_best->current.x[d] - pt->current.x[d]);
+      pt->velocity[d] = sw->params.w * pt->velocity[d] + sw->params.c * rands() * (pt->best.x[d] - pt->current.x[d]) + sw->params.s * rands() * (sw->global_best->current.x[d] - pt->current.x[d]);
   }
   for (int p = 0; p < sw->params.particlec; p++) {
     particle *pt = &sw->particles[p];