diff --git a/fonts-with-z-index/ascii-zero.sml b/fonts-with-z-index/ascii-zero.sml
index d9c0eed..c1971db 100644
--- a/fonts-with-z-index/ascii-zero.sml
+++ b/fonts-with-z-index/ascii-zero.sml
@@ -14,93 +14,123 @@ struct
      #[
 xToNdc (xOffset, 0.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 0.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 0.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 2.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 2.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 2.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 10.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 10.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 1.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 10.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 2.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 7.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 3.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 7.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 2.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 5.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 2.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 5.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 3.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 7.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 3.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 5.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 5.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 4.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 5.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 9.000000000000000, scale, halfHeight),
+z,
 r, g, b,
 xToNdc (xOffset, 5.000000000000000, scale, halfWidth),
 yToNdc (yOffset, 3.000000000000000, scale, halfHeight),
+z,
 r, g, b
       ]
     end