From a0439c8d387579a1727ad00c2e105e7602aedbb6 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sun, 12 Jul 2020 13:31:28 +0800
Subject: +mathlib

---
 src/math/vec2.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/math/vec2.c')

diff --git a/src/math/vec2.c b/src/math/vec2.c
index dc964e7..c807baf 100644
--- a/src/math/vec2.c
+++ b/src/math/vec2.c
@@ -16,6 +16,12 @@ void internal_vec2_plus(Vec2* v1, Vec2* v2, Vec2* out) {
 	out->y = v1->y + v2->y;
 }
 
+void internal_vec2_minus(Vec2* v1, Vec2* v2, Vec2* out) {
+	ssr_assert(v1 && v2 && out);
+	out->x = v1->x - v2->x;
+	out->y = v1->y - v2->y;
+}
+
 void internal_vec2_offset(Vec2* v, float offset, Vec2* out) {
 	ssr_assert(v && out);
 	out->x = v->x + offset; 
-- 
cgit v1.1-26-g67d0