1 files changed, 6 insertions, 0 deletions
diff --git a/lib/types.h b/lib/types.h
index afffd4f..0619c8a 100644
--- a/lib/types.h
+++ b/lib/types.h
@@ -2,3 +2,9 @@ typedef struct {
 	float x;
 	float y;
 } vec2;
+
+vec2 dp_vec2_new(float, float);
+vec2 dp_vec2_add(vec2, vec2);
+vec2 dp_vec2_sub(vec2, vec2);
+vec2 dp_vec2_mul(vec2, float scalar);
+vec2 dp_vec2_dot(vec2, vec2);