Implemented basic ledstrip

.gitmodules

@@ -52,3 +52,6 @@
 [submodule "components/espasynchttpreq"]
 	path = components/espasynchttpreq
 	url = git@github.com:0xFEEDC0DE64/espasynchttpreq.git
+[submodule "components/FastLED-idf"]
+	path = components/FastLED-idf
+	url = git@github.com:0xFEEDC0DE64/FastLED-idf.git

config_comred.cmake

@@ -84,4 +84,6 @@ set(BOBBYCAR_BUILDFLAGS
 #  -DFEATURE_GARAGE
 #  -DFEATURE_NTP
    -DFEATURE_WIRELESS_CONFIG
+#   -DFEATURE_LEDSTRIP
+#   -DPINS_LEDSTRIP=26
 )

config_feedc0de.cmake

@@ -84,4 +84,7 @@ set(BOBBYCAR_BUILDFLAGS
   -DFEATURE_GARAGE
   -DFEATURE_NTP
 #  -DFEATURE_WIRELESS_CONFIG
+  -DFEATURE_LEDSTRIP
+  -DPINS_LEDSTRIP=26
+  -DLEDSTRIP_LENGTH=95
 )

main/CMakeLists.txt

@@ -126,6 +126,7 @@ set(headers
     icons/unchecked.h
     icons/update.h
     icons/wifi.h
+    ledstrip.h
     menudisplay.h
     menuitem.h
     modes/defaultmode.h
@@ -185,9 +186,9 @@ set(sources
 
 set(dependencies
     libsodium freertos nvs_flash esp_http_server esp_https_ota mdns app_update esp_system esp_websocket_client driver
-    arduino-esp32 ArduinoJson esp-nimble-cpp
+    arduino-esp32 ArduinoJson esp-nimble-cpp FastLED-idf TFT_eSPI
     bobbycar-protocol cpputils cxx-ring-buffer date
-    espasynchttpreq espasyncota espchrono espcpputils esphttpdutils espwifistack expected fmt TFT_eSPI
+    espasynchttpreq espasyncota espchrono espcpputils esphttpdutils espwifistack expected fmt
 )
 
 idf_component_register(

main/ledstrip.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#ifdef FEATURE_LEDSTRIP
+// 3rdparty lib includes
+#include <FastLED.h>
+
+// local includes
+#include "globals.h"
+
+namespace {
+std::array<CRGB, LEDSTRIP_LENGTH> leds;
+uint8_t gHue = 0;
+
+void initLedStrip()
+{
+    FastLED.addLeds<NEOPIXEL, PINS_LEDSTRIP>(std::begin(leds), leds.size())
+        .setCorrection(TypicalSMD5050);
+}
+
+void updateLedStrip()
+{
+    EVERY_N_MILLISECONDS( 20 ) { gHue++; }
+
+    if (brems && *brems > 50.f)
+    {
+        auto color = avgSpeedKmh < -0.1f ? CRGB{255, 255, 255} : CRGB{255, 0, 0};
+        constexpr auto kleinerOffset = 4;
+        constexpr auto grosserOffset = 10;
+
+        const auto center = std::begin(leds) + (leds.size() / 2) + 1;
+
+        std::fill(std::begin(leds), std::end(leds), CRGB{0, 0, 0});
+        std::fill(center - grosserOffset, center - kleinerOffset, color);
+        std::fill(center + kleinerOffset, center + grosserOffset, color);
+    }
+    else
+    {
+        fadeToBlackBy(std::begin(leds), leds.size(), 20);
+
+        uint8_t dothue = 0;
+        for (int i = 0; i < 8; i++)
+        {
+            leds[beatsin16(i + 7, 0, leds.size())] |= CHSV(dothue, 200, 255);
+            dothue += 32;
+        }
+    }
+
+    FastLED.show();
+}
+} // namespace
+#endif

main/main.cpp

@@ -134,6 +134,9 @@ using namespace std::chrono_literals;
 #endif
 #include "wifi_bobbycar.h"
 #include "time_bobbycar.h"
+#ifdef FEATURE_LEDSTRIP
+#include "ledstrip.h"
+#endif
 
 namespace {
 std::optional<espchrono::millis_clock::time_point> lastWifiUpdate;
@@ -154,6 +157,9 @@ std::optional<espchrono::millis_clock::time_point> lastCloudUpdate;
 #ifdef FEATURE_NTP
 std::optional<espchrono::millis_clock::time_point> lastNtpUpdate;
 #endif
+#ifdef FEATURE_LEDSTRIP
+std::optional<espchrono::millis_clock::time_point> lastLedstripUpdate;
+#endif
 }
 
 extern "C" void app_main()
@@ -173,6 +179,32 @@ extern "C" void app_main()
 
     initScreen();
 
+    bootLabel.redraw("settings");
+    settings = presets::defaultSettings;
+    stringSettings = presets::makeDefaultStringSettings();
+
+    if (settingsPersister.init())
+    {
+        if (!settingsPersister.openCommon())
+            ESP_LOGE("BOBBY", "openCommon() failed");
+
+        if (!settingsPersister.openProfile(0))
+            ESP_LOGE("BOBBY", "openProfile(0) failed");
+
+        loadSettings();
+    }
+    else
+        ESP_LOGE("BOBBY", "init() failed");
+
+    bootLabel.redraw("deviceName");
+    if (const auto result = wifi_stack::get_default_mac_addr())
+        std::sprintf(deviceName, STRING(DEVICE_PREFIX) "_%02hhx%02hhx%02hhx", result->at(3), result->at(4), result->at(5));
+    else
+        ESP_LOGE("MAIN", "get_default_mac_addr() failed: %.*s", result.error().size(), result.error().data());
+
+    bootLabel.redraw("wifi");
+    wifi_begin();
+
 #ifdef FEATURE_DPAD
     bootLabel.redraw("dpad");
     dpad::init();
@@ -204,32 +236,6 @@ extern "C" void app_main()
     digitalWrite(PINS_MOSFET2, LOW);
 #endif
 
-    bootLabel.redraw("settings");
-    settings = presets::defaultSettings;
-    stringSettings = presets::makeDefaultStringSettings();
-
-    if (settingsPersister.init())
-    {
-        if (!settingsPersister.openCommon())
-            ESP_LOGE("BOBBY", "openCommon() failed");
-
-        if (!settingsPersister.openProfile(0))
-            ESP_LOGE("BOBBY", "openProfile(0) failed");
-
-        loadSettings();
-    }
-    else
-        ESP_LOGE("BOBBY", "init() failed");
-
-    bootLabel.redraw("deviceName");
-    if (const auto result = wifi_stack::get_default_mac_addr())
-        std::sprintf(deviceName, STRING(DEVICE_PREFIX) "_%02hhx%02hhx%02hhx", result->at(3), result->at(4), result->at(5));
-    else
-        ESP_LOGE("MAIN", "get_default_mac_addr() failed: %.*s", result.error().size(), result.error().data());
-
-    bootLabel.redraw("wifi");
-    wifi_begin();
-
 #ifdef FEATURE_SERIAL
     bootLabel.redraw("swap front back");
     updateSwapFrontBack();
@@ -256,6 +262,7 @@ extern "C" void app_main()
 #endif
 
 #ifdef FEATURE_CAN
+    bootLabel.redraw("can");
     can::initCan();
 #endif
 
@@ -267,6 +274,11 @@ extern "C" void app_main()
     controllers.back.serial.get().begin(38400, SERIAL_8N1, PINS_RX2, PINS_TX2);
 #endif
 
+#ifdef FEATURE_LEDSTRIP
+    bootLabel.redraw("LED strip");
+    initLedStrip();
+#endif
+
     raw_gas = std::nullopt;
     raw_brems = std::nullopt;
     gas = std::nullopt;
@@ -451,5 +463,14 @@ extern "C" void app_main()
 #ifdef FEATURE_BMS
         bms::update();
 #endif
+
+#ifdef FEATURE_LEDSTRIP
+        if (!lastLedstripUpdate || now - *lastLedstripUpdate >= 1000ms / 60)
+        {
+            updateLedStrip();
+
+            lastLedstripUpdate = now;
+        }
+#endif
     }
 }

sdkconfig_feedc0de

@@ -127,6 +127,13 @@ CONFIG_PARTITION_TABLE_OFFSET=0xf000
 CONFIG_PARTITION_TABLE_MD5=y
 # end of Partition Table
 
+#
+# FastLED
+#
+# CONFIG_FASTLED_METHOD_I2S is not set
+CONFIG_FASTLED_METHOD_RMT=y
+# end of FastLED
+
 #
 # Arduino Configuration
 #