From 11ba8e7af03ce748e1638de2dd7511165ded398c Mon Sep 17 00:00:00 2001
From: Ryan Oldenburg <ryan@guzba.com>
Date: Thu, 16 Dec 2021 04:00:49 -0600
Subject: [PATCH] 3.1.1 bugfix out of bounds

---
 pixie.nimble         | 2 +-
 src/pixie/images.nim | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/pixie.nimble b/pixie.nimble
index abe6edb..85a8301 100644
--- a/pixie.nimble
+++ b/pixie.nimble
@@ -1,4 +1,4 @@
-version     = "3.1.0"
+version     = "3.1.1"
 author      = "Andre von Houck and Ryan Oldenburg"
 description = "Full-featured 2d graphics library for Nim."
 license     = "MIT"
diff --git a/src/pixie/images.nim b/src/pixie/images.nim
index de63539..e2c3e8c 100644
--- a/src/pixie/images.nim
+++ b/src/pixie/images.nim
@@ -750,6 +750,10 @@ proc drawUber(
     xStart = xStart.clamp(0, a.width)
     xStop = xStop.clamp(0, a.width)
 
+    # Skip this row if there is nothing in-bounds to draw
+    if xStart == a.width or xStop == 0:
+      continue
+
     if blendMode == bmMask:
       if xStart > 0:
         zeroMem(a.data[a.dataIndex(0, y)].addr, 4 * xStart)