Merge branch 'filesystem' into mergefs-201115

Author: Aircoookie

platformio.ini

@@ -125,7 +125,7 @@ build_flags = -g -w -DMQTT_MAX_PACKET_SIZE=1024 -DPIO_FRAMEWORK_ARDUINO_LWIP_HIG
   -D DECODE_LG=true
 
 build_flags_esp8266 = ${common.build_flags} -DESP8266
-build_flags_esp32   = ${common.build_flags} -DARDUINO_ARCH_ESP32
+build_flags_esp32   = ${common.build_flags} -DARDUINO_ARCH_ESP32 -DCONFIG_LITTLEFS_FOR_IDF_3_2
 
 # enables all features for travis CI
 build_flags_all_features =
@@ -139,6 +139,8 @@ build_flags_all_features =
 
 ldscript_512k = eagle.flash.512k.ld   ;for older versions change this to eagle.flash.512k0.ld 
 ldscript_1m0m = eagle.flash.1m.ld     ;for older versions change this to eagle.flash.1m0.ld 
+ldscript_1m128k = eagle.flash.1m128.ld
+ldscript_2m512k = eagle.flash.2m512.ld
 ldscript_2m1m = eagle.flash.2m1m.ld
 ldscript_4m1m = eagle.flash.4m1m.ld
 ldscript_4m3m = eagle.flash.4m3m.ld
@@ -166,19 +168,20 @@ lib_extra_dirs =
 lib_compat_mode = strict
 lib_deps =
     [email protected]
-    #[email protected]
-    https://github.com/Makuna/NeoPixelBus
+    [email protected]
     [email protected]
     ESPAsyncUDP
     [email protected]
-    https://github.com/Aircoookie/ESPAsyncWebServer
     [email protected]
+    https://github.com/lorol/LITTLEFS.git
+    https://github.com/Aircoookie/ESPAsyncWebServer.git@~2.0.0
   #For use of the TTGO T-Display ESP32 Module with integrated TFT display uncomment the following line  
     #TFT_eSPI
   #For use SSD1306 OLED display uncomment following
     #U8g2@~2.27.2
   #For Dallas sensor uncomment following 2 lines
     #OneWire@~2.3.5
+    #milesburton/DallasTemperature@^3.9.0
   #For BME280 sensor uncomment following
     #BME280@~3.0.0
 lib_ignore =
@@ -213,7 +216,7 @@ build_flags = ${common.build_flags_esp8266} -D WLED_DISABLE_ALEXA -D WLED_DISABL
 [env:esp01_1m_full]
 board = esp01_1m
 platform = ${common.platform_wled_default}
-board_build.ldscript = ${common.ldscript_1m0m}
+board_build.ldscript = ${common.ldscript_1m128k}
 build_flags = ${common.build_flags_esp8266} -D WLED_DISABLE_OTA
 
 [env:esp07]
@@ -228,6 +231,7 @@ platform = ${common.platform_wled_default}
 upload_speed = 921600
 board_build.ldscript = ${common.ldscript_4m1m}
 build_flags = ${common.build_flags_esp8266} 
+monitor_filters = esp8266_exception_decoder
 
 [env:heltec_wifi_kit_8]
 board = d1_mini
@@ -389,7 +393,7 @@ build_flags = ${common.build_flags_esp8266} ${common.debug_flags} ${common.build
 
 [env:travis_esp32]
 extends = env:esp32dev
-build_type = debug
+; build_type = debug
 build_flags = ${common.build_flags_esp32} ${common.debug_flags} ${common.build_flags_all_features}
 
 # ------------------------------------------------------------------------------

usermods/EXAMPLE_v2/usermod_v2_example.h

@@ -103,7 +103,43 @@ class MyExampleUsermod : public Usermod {
       userVar0 = root["user0"] | userVar0; //if "user0" key exists in JSON, update, else keep old value
       //if (root["bri"] == 255) Serial.println(F("Don't burn down your garage!"));
     }
-    
+
+
+    /*
+     * addToConfig() can be used to add custom persistent settings to the cfg.json file in the "um" (usermod) object.
+     * It will be called by WLED when settings are actually saved (for example, LED settings are saved)
+     * If you want to force saving the current state, use serializeConfig() in your loop().
+     * 
+     * CAUTION: serializeConfig() will initiate a filesystem write operation.
+     * It might cause the LEDs to stutter and will cause flash wear if called too often.
+     * Use it sparingly and always in the loop, never in network callbacks!
+     * 
+     * addToConfig() will also not yet add your setting to one of the settings pages automatically.
+     * To make that work you still have to add the setting to the HTML, xml.cpp and set.cpp manually.
+     * 
+     * I highly recommend checking out the basics of ArduinoJson serialization and deserialization in order to use custom settings!
+     */
+    void addToConfig(JsonObject& root)
+    {
+      JsonObject top = root.createNestedObject("exampleUsermod");
+      top["great"] = userVar0; //save this var persistently whenever settings are saved
+    }
+
+
+    /*
+     * readFromConfig() can be used to read back the custom settings you added with addToConfig().
+     * This is called by WLED when settings are loaded (currently this only happens once immediately after boot)
+     * 
+     * readFromConfig() is called BEFORE setup(). This means you can use your persistent values in setup() (e.g. pin assignments, buffer sizes),
+     * but also that if you want to write persistent values to a dynamic buffer, you'd need to allocate it here instead of in setup.
+     * If you don't know what that is, don't fret. It most likely doesn't affect your use case :)
+     */
+    void readFromConfig(JsonObject& root)
+    {
+      JsonObject top = root["top"];
+      userVar0 = top["great"] | 42; //The value right of the pipe "|" is the default value in case your setting was not present in cfg.json (e.g. first boot)
+    }
+
 
     /*
      * getId() allows you to optionally give your V2 usermod an unique ID (please define it in const.h!).

wled00/FX.cpp

@@ -2726,7 +2726,7 @@ uint16_t WS2812FX::candle(bool multi)
 
   //max. flicker range controlled by intensity
   uint8_t valrange = SEGMENT.intensity;
-  uint8_t rndval = valrange >> 1;
+  uint8_t rndval = valrange >> 1; //max 127
 
   //step (how much to move closer to target per frame) coarsely set by speed
   uint8_t speedFactor = 4;
@@ -2763,9 +2763,9 @@ uint16_t WS2812FX::candle(bool multi)
     }
 
     if (newTarget) {
-      s_target = random8(rndval) + random8(rndval);
+      s_target = random8(rndval) + random8(rndval); //between 0 and rndval*2 -2 = 252
       if (s_target < (rndval >> 1)) s_target = (rndval >> 1) + random8(rndval);
-      uint8_t offset = (255 - valrange) >> 1;
+      uint8_t offset = (255 - valrange);
       s_target += offset;
 
       uint8_t dif = (s_target > s) ? s_target - s : s - s_target;

wled00/FX.h

@@ -50,9 +50,9 @@
 /* each segment uses 52 bytes of SRAM memory, so if you're application fails because of
   insufficient memory, decreasing MAX_NUM_SEGMENTS may help */
 #ifdef ESP8266
-  #define MAX_NUM_SEGMENTS 10
+  #define MAX_NUM_SEGMENTS 12
 #else
-  #define MAX_NUM_SEGMENTS 10
+  #define MAX_NUM_SEGMENTS 16
 #endif
 
 /* How much data bytes all segments combined may allocate */
@@ -452,6 +452,7 @@ class WS2812FX {
       setRange(uint16_t i, uint16_t i2, uint32_t col),
       setShowCallback(show_callback cb),
       setTransitionMode(bool t),
+      calcGammaTable(float),
       trigger(void),
       setSegment(uint8_t n, uint16_t start, uint16_t stop, uint8_t grouping = 0, uint8_t spacing = 0),
       resetSegments(),
@@ -485,6 +486,7 @@ class WS2812FX {
       //getFirstSelectedSegment(void),
       getMainSegmentId(void),
       gamma8(uint8_t),
+      gamma8_cal(uint8_t, float),
       get_random_wheel_index(uint8_t);
 
     int8_t

wled00/FX_fcn.cpp

@@ -965,8 +965,8 @@ void WS2812FX::setRgbwPwm(void) {
 void WS2812FX::setRgbwPwm() {}
 #endif
 
-//gamma 2.4 lookup table used for color correction
-const byte gammaT[] = {
+//gamma 2.8 lookup table used for color correction
+byte gammaT[] = {
     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,  1,  1,  1,  1,
     1,  1,  1,  1,  1,  1,  1,  1,  1,  2,  2,  2,  2,  2,  2,  2,
@@ -984,6 +984,17 @@ const byte gammaT[] = {
   177,180,182,184,186,189,191,193,196,198,200,203,205,208,210,213,
   215,218,220,223,225,228,231,233,236,239,241,244,247,249,252,255 };
 
+uint8_t WS2812FX::gamma8_cal(uint8_t b, float gamma) {
+  return (int)(pow((float)b / 255.0, gamma) * 255 + 0.5);
+}
+
+void WS2812FX::calcGammaTable(float gamma)
+{
+  for (uint16_t i = 0; i < 256; i++) {
+    gammaT[i] = gamma8_cal(i, gamma);
+  }
+}
+
 uint8_t WS2812FX::gamma8(uint8_t b)
 {
   return gammaT[b];

wled00/alexa.cpp

@@ -46,7 +46,7 @@ void onAlexaChange(EspalexaDevice* dev)
         bri = briLast;
         colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
       }
-    } else applyMacro(macroAlexaOn);
+    } else applyPreset(macroAlexaOn);
   } else if (m == EspalexaDeviceProperty::off)
   {
     if (!macroAlexaOff)
@@ -57,7 +57,7 @@ void onAlexaChange(EspalexaDevice* dev)
         bri = 0;
         colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
       }
-    } else applyMacro(macroAlexaOff);
+    } else applyPreset(macroAlexaOff);
   } else if (m == EspalexaDeviceProperty::bri)
   {
     bri = espalexaDevice->getValue();

wled00/button.cpp

@@ -11,7 +11,7 @@ void shortPressAction()
     toggleOnOff();
     colorUpdated(NOTIFIER_CALL_MODE_BUTTON);
   } else {
-    applyMacro(macroButton);
+    applyPreset(macroButton);
   }
 }
 
@@ -41,7 +41,7 @@ void handleButton()
     {
       if (!buttonLongPressed) 
       {
-        if (macroLongPress) {applyMacro(macroLongPress);}
+        if (macroLongPress) {applyPreset(macroLongPress);}
         else _setRandomColor(false,true);
 
         buttonLongPressed = true;
@@ -62,7 +62,7 @@ void handleButton()
     else if (!buttonLongPressed) { //short press
       if (macroDoublePress)
       {
-        if (doublePress) applyMacro(macroDoublePress);
+        if (doublePress) applyPreset(macroDoublePress);
         else buttonWaitTime = millis();
       } else shortPressAction();
     }