From 9ade04722dd351c3f42cd98be28fc255043b3030 Mon Sep 17 00:00:00 2001 From: Sam Anthony Date: Wed, 2 Oct 2024 12:53:54 -0400 Subject: multiple balls --- collision.c | 34 ---------------------------------- 1 file changed, 34 deletions(-) delete mode 100644 collision.c (limited to 'collision.c') diff --git a/collision.c b/collision.c deleted file mode 100644 index 17889a4..0000000 --- a/collision.c +++ /dev/null @@ -1,34 +0,0 @@ -#include "balls.h" - -static double clamp(double v, double lo, double hi); -static double min(double a, double b); -static double max(double a, double b); - -void -collideWall(Ball *b, Rectangle wall) { - wall = insetRect(wall, b->r); - - if (b->p.x < wall.min.x || b->p.x > wall.max.x) { - b->p.x = clamp(b->p.x, wall.min.x, wall.max.x); - b->v.x = -b->v.x; - } - if (b->p.y < wall.min.y || b->p.y > wall.max.y) { - b->p.y = clamp(b->p.y, wall.min.y, wall.max.y); - b->v.y = -b->v.y; - } -} - -static double -clamp(double v, double lo, double hi) { - return min(hi, max(v, lo)); -} - -static double -min(double a, double b) { - return (a < b) ? a : b; -} - -static double -max(double a, double b) { - return (a > b) ? a : b; -} -- cgit v1.2.3