rename assets/epaper.lua to assets/boot.lua

README.md

@@ -10,7 +10,7 @@ You need to give it a 2.4Ghz Wifi SSID and password by adjusting `main/settings.
 You can send scripts like this:
 
 ``` bash
-cat foo.lua | curl -X POST --data-binary @- 10.0.0.100/draw
+cat assets/post_test.lua | curl -X POST --data-binary @- 10.0.0.100/draw
 ```
 
 The IP address of the display is logged to its serial output and can be read via `idf.py monitor` (see below).
@@ -42,5 +42,6 @@ You can stop the monitor by pressing `Ctrl + ]`.
   - `inkpot.c`: Main program containing embedded Lua script and file-based Lua execution.
   - `paper.c`: Defines the lua bindings to epdiy that can be used for drawing on the screen.
 - `assets/`: Directory containing all Lua scripts; some are older example scripts that are not executed
-  - `epaper.lua` contains the sketch that runs at startup
+  - `boot.lua` contains the sketch that runs at startup
+  - `post_test.lua` contains another sketch
 

assets/post_test.lua

@@ -0,0 +1,33 @@
+local math = require('math')
+local paper = require('paper')
+
+paper.init()
+paper.set_rotation("portrait")
+paper.clear()
+
+local width = paper.get_width()
+local height = paper.get_height()
+
+print(
+  'width: ' .. width,
+  'height: ' .. height
+)
+
+paper.clear()
+paper.fill_rect(0, 0, width, height, 0x22)
+
+for i = 0, 4 do
+  local off = 40 * i
+  
+  local color
+  if i % 2 == 0 then
+    color = 0x22
+  else
+    color = 0xDD
+  end
+
+  paper.fill_rect(off, off, width - off, height - off, color)
+end
+
+paper.update()
+

main/inkpot.c

@@ -289,10 +289,10 @@ void app_main(void) {
         register_http_routes(server);
     }
 
-    // Run script in assets/epaper.lua; this is executed as a FreeRTOS task
+    // Run script in assets/boot.lua; this is executed as a FreeRTOS task
     // that may not be interrupted
     void runLuaFile (void* arg) {
-        run_lua_file("epaper.lua", "E-Paper Startup Script");
+        run_lua_file("boot.lua", "E-Paper Startup Script");
         vTaskDelete(NULL);
     }
     xTaskCreate(runLuaFile, "run_lua_file", 4096, NULL, tskIDLE_PRIORITY, NULL);