diff --git a/test.typ b/test.typ
new file mode 100644
index 00000000..883dec94
--- /dev/null
+++ b/test.typ
@@ -0,0 +1,79 @@
+
+#let schematic-extent = state("schematic-extent")
+
+#let tile(path, x, y, z, dx: 0, dy: 0) = {
+  context schematic-extent.update(it => (it.at(0) + x, it.at(1) + y, it.at(2) + z, it.at(3) + 1))
+  place(
+    horizon + center,
+    image(path, width: 2em),
+    dx: 0.8952em * (x + y),
+    dy: -0.444em * (x - y) - 1.09em * z,
+  )
+}
+
+#let schematic(blocks) = {
+  context schematic-extent.update(it => (0, 0, 0, 0))
+  blocks
+}
+
+#block(stroke: gray, width: 100%, height: 3in, {
+  set text(size: 40pt)
+  schematic({
+    tile("img/white-concrete.png", 0, -2, -1)
+    // tile("img/gray-concrete.png", 0, 0, -1)
+    tile("img/white-concrete.png", 1, 0, 0)
+    tile("img/white-concrete.png", 0, -1, 0)
+    tile("img/white-concrete.png", 0, 0, -1)
+
+    tile("img/cmp-off-S.png", 0, 0, 0)
+  })
+
+  // tile("img/white-concrete.png", 0, -3, 0)
+  // tile("img/gray-concrete.png", 0, -3, -1)
+  //
+  // tile("img/white-concrete.png", 3, 0, -1)
+  // tile("img/white-concrete.png", 2, 0, -1)
+  // tile("img/white-concrete.png", 1, 0, -1)
+  // tile("img/white-concrete.png", 0, 0, -1)
+  // tile("img/white-concrete.png", -1, 0, -1)
+  // tile("img/white-concrete.png", -2, 0, -1)
+  // tile("img/white-concrete.png", -3, 0, -1)
+  //
+  // tile("img/cmp-off.png", 3, 0, 0)
+  // tile("img/cmp-off.png", 2, 0, 0)
+  // tile("img/cmp-off.png", 1, 0, 0)
+  // tile("img/cmp-off.png", 0, 0, 0)
+  // tile("img/cmp-off.png", -1, 0, 0)
+  // tile("img/cmp-off.png", -2, 0, 0)
+  // tile("img/cmp-off.png", -3, 0, 0)
+})
+
+#block(stroke: gray, width: 100%, height: 3in, {
+  set text(size: 40pt)
+
+  tile("img/white-concrete.png", 0, -2, -1)
+  tile("img/white-concrete.png", 0, -1, -1)
+  tile("img/white-concrete.png", 1, 0, 0)
+  tile("img/white-concrete.png", 0, -1, 0)
+  tile("img/light-gray-concrete.png", 0, 0, -1)
+  tile("img/dust-off.png", 0, 0, 0)
+
+  // tile("img/white-concrete.png", 0, -3, 0)
+  // tile("img/gray-concrete.png", 0, -3, -1)
+  //
+  // tile("img/white-concrete.png", 3, 0, -1)
+  // tile("img/white-concrete.png", 2, 0, -1)
+  // tile("img/white-concrete.png", 1, 0, -1)
+  // tile("img/white-concrete.png", 0, 0, -1)
+  // tile("img/white-concrete.png", -1, 0, -1)
+  // tile("img/white-concrete.png", -2, 0, -1)
+  // tile("img/white-concrete.png", -3, 0, -1)
+  //
+  // tile("img/cmp-off.png", 3, 0, 0)
+  // tile("img/cmp-off.png", 2, 0, 0)
+  // tile("img/cmp-off.png", 1, 0, 0)
+  // tile("img/cmp-off.png", 0, 0, 0)
+  // tile("img/cmp-off.png", -1, 0, 0)
+  // tile("img/cmp-off.png", -2, 0, 0)
+  // tile("img/cmp-off.png", -3, 0, 0)
+})