/apps/twnlua: ctx.udata preservation in reload, no export in .so, ignore /data/scripts/twnapi.lua

apps/twnlua/data/scripts/game.lua

@@ -4,16 +4,39 @@ offset = { x = 0, y = 0 }
 angle = 0
 
 function game_tick()
+    if ctx.udata == nil then
+        ctx.udata = {
+            frame_count = 0,
+            nest = {
+                frame_count = 0,
+            },
+            arr = { [0] = 0 },
+        }
+    end
+
+    draw_text {
+        string = tostring(ctx.udata.frame_count),
+        position = { x = 0, y = 0 },
+        font = "/fonts/kenney-pixel.ttf",
+    }
+
+    draw_text {
+        string = tostring(ctx.udata.nest.frame_count),
+        position = { x = 0, y = 14 },
+        font = "/fonts/kenney-pixel.ttf",
+    }
+
+    draw_text {
+        string = tostring(ctx.udata.arr[0]),
+        position = { x = 0, y = 28 },
+        font = "/fonts/kenney-pixel.ttf",
+    }
+
     input_action {
         name = "press",
         control = "A"
     }
 
-    draw_rectangle {
-        rect = { x = 0, y = 0, w = 640, h = 360 },
-        color = { r = 127, g = 0, b = 127, a = 255 },
-    }
-
     draw_sprite {
         texture = "/assets/title.png",
         rect = {
@@ -32,6 +55,10 @@ function game_tick()
         }
     end
 
+    ctx.udata.frame_count = ctx.udata.frame_count + 1
+    ctx.udata.nest.frame_count = ctx.udata.nest.frame_count + 1
+    ctx.udata.arr[0] = ctx.udata.arr[0] + 1
+
     offset.x = ORIGIN.x + (math.cos(angle) * RADIUS)
     offset.y = ORIGIN.y + (math.sin(angle) * RADIUS)
     angle = angle + 0.1

apps/twnlua/data/twn.toml

@@ -6,5 +6,6 @@ dev_id = "somebody"
 
 [game]
 resolution = [ 640, 360 ]
+background_color = [ 127, 0, 127, 255 ]
 
 [engine]