Merge pull request #349 from guzba/master

3.1.1 bugfix out of bounds

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"

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)