From c8de7165d5de1c7891dd93aeafc579c8371faa59 Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Fri, 4 Oct 2024 17:15:37 -0400
Subject: refactor collision

---
 balls.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'balls.cpp')

diff --git a/balls.cpp b/balls.cpp
index 5803aef..bdae497 100644
--- a/balls.cpp
+++ b/balls.cpp
@@ -189,12 +189,16 @@ void
 animate(int v) {
 	size_t i, j;
 
+	/* TODO: parallel */
+	for (Ball &ball : balls) {
+		ball.v.y -=G;
+		ball.p = ptAddVec(ball.p, ball.v);
+	}
+
 	/* TODO: parallel */
 	for (i = 0; i < balls.size(); i++) {
 		for (j = i+1; j < balls.size(); j++)
 			collideBall(&balls[i], &balls[j]);
-		balls[i].v.y -= G;
-		balls[i].p = ptAddVec(balls[i].p, balls[i].v);
 		collideWall(&balls[i], bounds);
 	}
 
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