1 files changed, 19 insertions, 0 deletions
diff --git a/teensy/teensy_math.c b/teensy/teensy_math.c
index 79d89c1..5da800c 100644
--- a/teensy/teensy_math.c
+++ b/teensy/teensy_math.c
@@ -17,3 +17,22 @@ bool ty_point_in_rect(ty_Vec2 point, ty_Rect rect)
         point.y > rect.y &&
         point.y < rect.y + rect.h;
 }
+
+
+ty_Recti ty_recti_shrink(ty_Recti rect, int p)
+{
+    rect.x += p;
+    rect.y += p;
+    rect.w -= p * 2;
+    rect.h -= p * 2;
+    return rect;
+}
+
+ty_Recti ty_recti_grow(ty_Recti rect, int p)
+{
+    rect.x -= p;
+    rect.y -= p;
+    rect.w += p * 2;
+    rect.h += p * 2;
+    return rect;
+}