From f2683a4b707cd714b7f540ebf6482563df83d51e Mon Sep 17 00:00:00 2001
From: erdgeist <erdgeist@bauklotz.fritz.box>
Date: Sat, 8 Apr 2017 14:21:36 +0200
Subject: Near complete rewrite.

---
 arduino/Laserharfe/Laserharfe.ino | 105 +++++++++++++++++++++++++++++---------
 1 file changed, 80 insertions(+), 25 deletions(-)

(limited to 'arduino')

diff --git a/arduino/Laserharfe/Laserharfe.ino b/arduino/Laserharfe/Laserharfe.ino
index a0e8d07..107dffb 100644
--- a/arduino/Laserharfe/Laserharfe.ino
+++ b/arduino/Laserharfe/Laserharfe.ino
@@ -1,11 +1,3 @@
-/*
- * MIDIUSB_test.ino
- *
- * Created: 4/6/2015 10:47:08 AM
- * Author: gurbrinder grewal
- * Modified by Arduino LLC (2015)
- */ 
-
 #include "MIDIUSB.h"
 #include <SD.h>
 #include <Wire.h>
@@ -15,12 +7,16 @@
 #include "engine.h"
 
 int led = 13;
+int g_reading_config = 0;
+int g_writing_config = 0;
+ConfigSource g_config_source = source_none;
+//Sd2Card card;
 
 enum {
   MODE_STANDALONE = 0,
   MODE_REPORTPOINTS = 1,
-  MODE_REPORTPOINTS_PLAY = 2,
-} g_mode = MODE_REPORTPOINTS_PLAY;
+  MODE_REPORTPOINTS_PLAY = 2
+} g_mode = MODE_STANDALONE;
 
 uint32_t now() {
   return millis();
@@ -85,6 +81,7 @@ static void set_cam_register(uint8_t r, uint8_t v) {
 }
 
 static void setup_cam() {
+  digitalWrite(19, HIGH);   // turn the LED on (HIGH is the voltage level)
   set_cam_register(0x30, 0x01);
   set_cam_register(0x06, 0x90);
   set_cam_register(0x08, 0xc0);
@@ -99,7 +96,6 @@ void read_config() {
     Serial.println("initialization failed!");
     return;
   }
-
   File configfile = SD.open("laserhar.cfg", FILE_READ);
   if (!configfile) {
     Serial.println("opening config failed");
@@ -107,14 +103,15 @@ void read_config() {
   }
 
   char command[256];
-  int command_len;
-  int skip_command;
+  int command_len = 0;
+  int skip_command = 0;
 
   while (configfile.available()) {
     char c = command[command_len++] = configfile.read();
     if (c=='\n') {
         if (!skip_command) {
             command[command_len] = 0;
+            // Serial.write(command);
             config_handle_line(command);
         }
         skip_command = 0;
@@ -126,9 +123,38 @@ void read_config() {
       command_len = 0;
     }
   }
+
+  configfile.close();
+}
+
+void write_config() {
+  SD.remove("laserhar.cfg");
+  File configfile = SD.open("laserhar.cfg", FILE_WRITE);
+  if (!configfile) {
+    Serial.println("opening config failed");
+    return;
+  }
+
+  char text[256];
+  size_t len = config_dumpglobals(text, sizeof(text));
+  configfile.write(text, len);
+  for (int i=0; i< g_string_count; ++i) {
+      len = config_dumpstring(i, text, sizeof(text));
+      configfile.write(text, len);
+  }
+  Serial.println("-- DONE");
   configfile.close();
 }
 
+void flashy_death() {
+  while(1) {
+    digitalWrite(led, LOW);   // turn the LED on (HIGH is the voltage level)
+    delay(500);
+    digitalWrite(led, HIGH);   // turn the LED on (HIGH is the voltage level)
+    delay(500);
+  }
+}
+
 void setup() {
   pinMode(led, OUTPUT);
 
@@ -139,8 +165,8 @@ void setup() {
   // Let PWM settle for a bit
   delay(100);
   setup_cam();
-
   Serial.begin(115200);
+  delay(5000);
   read_config();
   digitalWrite(led, LOW);   // turn the LED on (HIGH is the voltage level)
 }
@@ -220,10 +246,10 @@ void handle_midi(char *command) {
         return;
   if (command[6] != '\n')
     return;
-
   midiEventPacket_t p = { m[0], (m[0]<<4) | m[1], (m[2]<<4) | m[3], (m[4]<<4) | m[5] };
   MidiUSB.sendMIDI(p);
-  // MidiUSB.flush();
+  MidiUSB.flush();
+  Serial.println("- MIDI SENT");
 }
 
 void midi_playnote(int channel, int note, int octave_offset ) {
@@ -246,11 +272,20 @@ void midi_pitchbend( int channel, int pitch ) {
   MidiUSB.sendMIDI(p);
 }
 
-void handle_configure(char *command) {
+void handle_command(char *command) {
+  char text[512];
+  size_t len;
+//  Serial.write( text, sprintf(text, "- %s\n", command));
 
-}
+  if (g_reading_config ) {
+    if ( !strcmp(command, "-- DONE")) {
+        g_reading_config = 0;
+        return;
+    }
+    config_handle_line(command);
+    return;
+  }
 
-void handle_command(char *command) {
   switch (*command) {
     case 'M': /* Getting MIDI instruction */
         handle_midi(command+1);
@@ -266,12 +301,32 @@ void handle_command(char *command) {
           case '3':
             g_mode = MODE_REPORTPOINTS;
             break;
-          default:
-            break;
         }
         break;
-    case 'C': /* Getting configure command */
-        handle_configure(command+1);
+    case 'C': /* Import a single config line from host */
+        config_handle_line(command+1);
+        break;
+    case 'E': /* Export config from host, import here */
+        config_reset();
+        g_reading_config = true;
+        break;
+    case 'I': /* Import config at host */
+        delay(1000);
+        len = config_dumpglobals(text, sizeof(text));
+        Serial.write(text, len);
+        for (int i=0; i< g_string_count; ++i) {
+            len = config_dumpstring(i, text, sizeof(text));
+            delay(100);
+            Serial.write(text, len);
+        }
+        delay(100);
+        Serial.println("-- DONE");
+        break;
+    case 'R': /* Re-read config */
+        read_config();
+        break;
+    case 'W': /* Write local config */
+        write_config();
         break;
     default:
         break;
@@ -279,7 +334,7 @@ void handle_command(char *command) {
 }
 
 void handle_serial() {
-  static char command[128];
+  static char command[512];
   static int command_len;
   static int skip_command;
 
@@ -323,6 +378,6 @@ void loop() {
 */
 
   engine_checksilence(millis());
-  digitalWrite(led, ++led_state & 1 ? HIGH : LOW);   // turn the LED on (HIGH is the voltage level)
+  digitalWrite(led, ++led_state & 0xff < 0x7f ? HIGH : LOW);   // turn the LED on (HIGH is the voltage level)
 }
 
-- 
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