diff --git a/assets/maps/map.zig b/assets/maps/map.zig
index 869acf0..83983b8 100644
--- a/assets/maps/map.zig
+++ b/assets/maps/map.zig
@@ -1,5 +1,5 @@
 const std = @import("std");
 const Vec2 = std.meta.Vector(2,i32);
-pub const solid: [400]u8 = .{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 178, 180, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 1, 19, 52, 1, 50, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 54, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 33, 54, 1, 1, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 51, 1, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
-pub const conduit: [400]u8 = .{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 131, 131, 180, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 178, 130, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 163, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+pub const solid: [400]u8 = .{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 50, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 65, 19, 19, 19, 19, 19, 19, 19, 19, 19, 52, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 36, 52, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 36, 52, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 54, 66, 52, 1, 1, 1, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 33, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 51, 1, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
+pub const conduit: [400]u8 = .{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 131, 131, 180, 0, 0, 0, 0, 0, 0, 178, 180, 0, 0, 0, 0, 0, 0, 178, 130, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 163, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 pub const wire: [2][2]Vec2 = [_][2]Vec2{.{.{ 20, 20 },.{ 76, 20 },}, .{.{ 84, 19 },.{ 134, 30 },}, };
diff --git a/assets/maps/test.json b/assets/maps/test.json
index 53ba4f6..6b32706 100644
--- a/assets/maps/test.json
+++ b/assets/maps/test.json
@@ -3,7 +3,7 @@
  "infinite":false,
  "layers":[
         {
-         "data":[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 1, 19, 52, 1, 50, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 54, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 33, 54, 1, 1, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 51, 1, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
+         "data":[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 50, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 65, 19, 19, 19, 19, 19, 19, 19, 19, 19, 52, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 36, 52, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 36, 52, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 50, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 54, 66, 52, 1, 1, 1, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 33, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 51, 1, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
          "height":20,
          "id":1,
          "name":"solid",
@@ -21,7 +21,7 @@
          "name":"conduit",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":20,
          "x":0,
          "y":0
diff --git a/assets/maps/test.tmx b/assets/maps/test.tmx
index 34a2052..62d9324 100644
--- a/assets/maps/test.tmx
+++ b/assets/maps/test.tmx
@@ -10,25 +10,25 @@
 1,1,54,54,54,54,54,54,54,54,54,54,54,54,54,54,54,54,1,1,
 1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
 1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,1,19,52,1,50,19,19,19,19,19,19,19,19,19,19,19,19,1,1,
+1,39,1,1,1,1,1,1,1,50,19,19,19,19,19,19,19,19,1,1,
 1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,50,19,52,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,50,19,52,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,50,19,52,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,50,19,52,1,1,1,1,1,1,1,1,37,1,
-1,39,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-1,39,1,50,19,52,1,1,1,1,1,1,1,1,1,1,1,1,37,1,
-54,55,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,33,54,
-1,1,1,1,1,1,1,50,19,52,1,1,1,1,1,1,1,1,20,1,
+1,39,1,1,1,50,65,19,19,19,19,19,19,19,19,19,52,1,37,1,
+1,39,1,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,36,52,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,50,67,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,36,52,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,50,67,1,1,1,1,1,1,1,1,1,1,1,37,1,
+1,39,1,1,1,1,20,1,1,1,1,1,1,1,1,1,1,1,37,1,
+54,66,52,1,1,1,51,1,1,1,1,1,1,1,1,1,1,1,33,54,
 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,51,1,
 22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,22,
 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
 </data>
  </layer>
- <layer id="2" name="conduit" width="20" height="20">
+ <layer id="2" name="conduit" width="20" height="20" visible="0">
   <data encoding="csv">
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
diff --git a/build-assets.sh b/build-assets.sh
index 9aad5ff..9c3f494 100755
--- a/build-assets.sh
+++ b/build-assets.sh
@@ -2,3 +2,4 @@
 
 w4 png2src --template assets/assets-template --zig assets/tiles.png -o assets/tiles.zig
 w4 png2src --template assets/assets-template --zig assets/sprites.png -o assets/sprites.zig
+zig run map2src.zig -- assets/maps/map.zig assets/maps/test.json
diff --git a/map.zig b/map.zig
new file mode 100644
index 0000000..84be554
--- /dev/null
+++ b/map.zig
@@ -0,0 +1,5 @@
+const std = @import("std");
+const Vec2 = std.meta.Vector(2,i32);
+pub const solid: [400]u8 = .{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 1, 19, 52, 1, 50, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 1, 39, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 37, 1, 54, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 33, 54, 1, 1, 1, 1, 1, 1, 1, 50, 19, 52, 1, 1, 1, 1, 1, 1, 1, 1, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 51, 1, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
+pub const conduit: [400]u8 = .{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 131, 131, 180, 0, 0, 0, 0, 0, 0, 178, 180, 0, 0, 0, 0, 0, 0, 178, 130, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 163, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+pub const wire: [2][2]Vec2 = [_][2]Vec2{.{.{ 20, 20 },.{ 76, 20 },}, .{.{ 84, 19 },.{ 134, 30 },}, };
diff --git a/map2src.zig b/map2src.zig
index a8b151b..2987895 100644
--- a/map2src.zig
+++ b/map2src.zig
@@ -55,20 +55,35 @@ const KB = 1024;
 var heap: [64 * KB]u8 = undefined;
 var fba = std.heap.FixedBufferAllocator.init(&heap);
 var alloc = fba.allocator();
+var verbose = true;
 
 pub fn main() anyerror!void {
-    const cwd = std.fs.cwd();
-    var output = try cwd.createFile("map.zig", .{});
-    defer output.close();
+    do() catch |e| switch (e) {
+        error.NoOutputName => showHelp("No output filename supplied"),
+        else => return e,
+    };
+}
 
+pub fn showHelp(msg: []const u8) void {
+    std.log.info("{s}\n map2src <output> input1...", .{msg});
+}
+
+pub fn do() !void {
     var argsIter = std.process.args();
+    const cwd = std.fs.cwd();
+
     const progName = (try argsIter.next(alloc)) orelse "";
     defer alloc.free(progName);
-    std.log.info("{s}", .{progName});
+    if (verbose) std.log.info("{s}", .{progName});
+
+    const outputName = (try argsIter.next(alloc)) orelse return error.NoOutputName;
+    defer alloc.free(outputName);
+    var output = try cwd.createFile(outputName, .{});
+    defer output.close();
 
     while (try argsIter.next(alloc)) |arg| {
         defer alloc.free(arg);
-        std.log.info("{s}", .{arg});
+        if (verbose) std.log.info("{s}", .{arg});
         var filebuffer: [64 * KB]u8 = undefined;
         var filecontents = try cwd.readFile(arg, &filebuffer);
 
@@ -107,7 +122,7 @@ pub fn main() anyerror!void {
                 },
             }
         }
-        std.log.info("{s}", .{outlist.items});
+        if (verbose) std.log.info("{s}", .{outlist.items});
         _ = try output.writeAll(outlist.items);
     }
 }
diff --git a/src/main.zig b/src/main.zig
index 5c07f9b..4f8c6be 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -69,6 +69,7 @@ const StaticAnim = Anim;
 const ControlAnim = struct { anims: []AnimData, state: Anim };
 const Kinematic = struct { col: AABB };
 const Wire = struct { end: Vec2f, grabbed: ?enum { begin, end } = null };
+const Gravity = Vec2f;
 const Component = struct {
     pos: Pos,
     lastpos: LastPos,
@@ -78,6 +79,7 @@ const Component = struct {
     controlAnim: ControlAnim,
     kinematic: Kinematic,
     wire: Wire,
+    gravity: Gravity,
 };
 const World = ecs.World(Component);
 
@@ -111,6 +113,7 @@ export fn start() void {
         .lastpos = .{ 100, 80 },
         .control = .{ .controller = .player, .state = .stand },
         .sprite = .{ .offset = .{ -4, -8 }, .size = .{ 8, 8 }, .index = 0, .flags = .{ .bpp = .b1 } },
+        .gravity = Vec2f{ 0, 0.25 },
         .controlAnim = ControlAnim{
             .anims = playerAnim,
             .state = Anim{ .anim = &.{} },
@@ -140,6 +143,7 @@ export fn update() void {
     w4.rect(.{ 0, 0 }, .{ 160, 160 });
 
     world.process(1, &.{ .pos, .lastpos }, velocityProcess);
+    world.process(1, &.{ .pos, .gravity }, gravityProcess);
     world.process(1, &.{ .pos, .control }, controlProcess);
     world.process(1, &.{ .pos, .lastpos, .kinematic }, kinematicProcess);
     world.process(1, &.{ .sprite, .staticAnim }, staticAnimProcess);
@@ -234,7 +238,7 @@ var button_1_last = false;
 
 fn controlProcess(_: f32, pos: *Pos, control: *Control) void {
     var delta = Vec2f{ 0, 0 };
-    if (w4.GAMEPAD1.button_1 and !button_1_last) delta[1] -= 20;
+    if (w4.GAMEPAD1.button_1 and !button_1_last) delta[1] -= 23;
     if (w4.GAMEPAD1.button_left) delta[0] -= 1;
     if (w4.GAMEPAD1.button_right) delta[0] += 1;
     if (delta[0] != 0 or delta[1] != 0) {
@@ -303,40 +307,14 @@ fn velocityProcess(_: f32, pos: *Pos, lastpos: *LastPos) void {
     var vel = pos.* - lastpos.*;
 
     vel *= @splat(2, @as(f32, 0.9));
-    vel += Vec2f{ 0, 0.25 };
+    // vel += Vec2f{ 0, 0.25 };
     vel = @minimum(Vec2f{ 8, 8 }, @maximum(Vec2f{ -8, -8 }, vel));
 
     lastpos.* = pos.*;
     pos.* += vel;
 }
 
-// fn gravityprocess(dt: f32, posptr: *comp.pos, gravityptr: *comp.gravity) void {
-//     _ = dt;
-//     posptr.*.cur = posptr.*.cur.add(gravityptr.*);
-// }
-
-// fn collisionprocess(_: f32, posptr: *comp.pos, kinematicptr: *comp.kinematic) void {
-//     const pos = posptr.*.cur;
-//     const old = posptr.*.old;
-//     const kinematic = kinematicptr.*;
-
-//     var next = vec.init(pos.x, old.y);
-//     var collisions = level_collide(kinematic.collider.addv(next));
-//     if (collisions.len > 0) {
-//         next.x = old.x;
-//         kinematicptr.*.onwall = true;
-//     } else {
-//         kinematicptr.*.onwall = false;
-//     }
-
-//     next.y = pos.y;
-//     collisions = level_collide(kinematic.collider.addv(next));
-//     if (collisions.len > 0) {
-//         next.y = old.y;
-//         kinematicptr.*.onground = true;
-//     } else {
-//         kinematicptr.*.onground = false;
-//     }
-
-//     posptr.*.cur = next;
-// }
+fn gravityProcess(dt: f32, pos: *Pos, gravity: *Gravity) void {
+    _ = dt;
+    pos.* = pos.* + gravity.*;
+}