Update from upstream

.clang-format

@@ -0,0 +1,127 @@
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.github/workflows/tests.yml

@@ -0,0 +1,31 @@
+name: PlatformIO CI
+
+on: [push]
+
+jobs:
+  build-test:
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: false
+      matrix:
+        example:
+          - examples/basic
+        conf:
+          - esp32-idf4-arduino.ini
+          - esp32-idf5-idf.ini
+          - esp32s3-idf4-arduino.ini
+          - esp32s3-idf5-idf.ini
+          - esp32c3-idf4-arduino.ini
+          - esp32c3-idf5-idf.ini
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+      - name: Install dependencies
+        run: |
+          python3 -m pip install --upgrade pip
+          python3 -m pip install platformio
+      - name: Build examples
+        run: platformio ci --lib="." --project-conf="./test-inis/${{ matrix.conf }}"
+        env:
+          PLATFORMIO_CI_SRC: ${{ matrix.example }}

CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.0)
+
+set(SRCS
+    "src/Color.cpp"
+    "src/RmtDriver4.cpp"
+    "src/RmtDriver5.cpp"
+    "src/SmartLeds.cpp"
+)
+
+idf_component_register(
+    SRCS ${SRCS}
+    INCLUDE_DIRS "./src"
+    REQUIRES driver
+)

README.md

@@ -2,13 +2,16 @@
 
 Simple & intuitive way to drive various smart LEDs on ESP32.
 
+Requires ESP-IDF >=4.0
+
 ## Supported LEDs:
 
-- WS2812  (RMT driver)
+- WS2812 (RMT driver)
 - WS2812B (RMT driver)
-- SK6812  (RMT driver)
-- WS2813  (RMT driver)
-- APA102  (SPI driver)
+- SK6812 (RMT driver)
+- WS2813 (RMT driver)
+- APA102 (SPI driver)
+- LPD8806 (SPI driver)
 
 All the LEDs are driven by hardware peripherals in order to achieve high
 performance.
@@ -27,4 +30,5 @@ performance.
 - clock at 10 MHz
 
 ## Available
-[PlatformIO - library 1740 - SmartLeds](https://platformio.org/lib/show/1740/SmartLeds)
+
+[PlatformIO - library 1740 - SmartLeds](https://platformio.org/lib/show/1740/SmartLeds)

examples/basic/main.cpp

@@ -0,0 +1,62 @@
+#ifdef LX16A_ARDUINO
+#include <Arduino.h>
+#else
+#include <freertos/FreeRTOS.h>
+#include <freertos/task.h>
+static void delay(int ms) { vTaskDelay(pdMS_TO_TICKS(ms)); }
+static uint32_t millis() { return xTaskGetTickCount(); }
+#endif
+
+#include <SmartLeds.h>
+
+const int LED_COUNT = 15;
+const int DATA_PIN = 22;
+const int CHANNEL = 0;
+
+// SmartLed -> RMT driver (WS2812/WS2812B/SK6812/WS2813)
+SmartLed leds(LED_WS2812B, LED_COUNT, DATA_PIN, CHANNEL, DoubleBuffer);
+
+const int CLK_PIN = 23;
+// APA102 -> SPI driver
+//Apa102 leds(LED_COUNT, CLK_PIN, DATA_PIN, DoubleBuffer);
+
+void setup() {}
+
+uint8_t hue;
+void showGradient() {
+    hue++;
+    // Use HSV to create nice gradient
+    for (int i = 0; i != LED_COUNT; i++)
+        leds[i] = Hsv { static_cast<uint8_t>(hue + 30 * i), 255, 255 };
+    leds.show();
+    // Show is asynchronous; if we need to wait for the end of transmission,
+    // we can use leds.wait(); however we use double buffered mode, so we
+    // can start drawing right after showing.
+}
+
+void showRgb() {
+    leds[0] = Rgb { 255, 0, 0 };
+    leds[1] = Rgb { 0, 255, 0 };
+    leds[2] = Rgb { 0, 0, 255 };
+    leds[3] = Rgb { 0, 0, 0 };
+    leds[4] = Rgb { 255, 255, 255 };
+    leds.show();
+}
+
+void loop() {
+    if (millis() % 10000 < 5000)
+        showGradient();
+    else
+        showRgb();
+    delay(50);
+}
+
+#ifndef ARDUINO
+extern "C" void app_main() {
+    setup();
+    while (true) {
+        loop();
+        vTaskDelay(0);
+    }
+}
+#endif

library.json

@@ -1,21 +1,20 @@
 {
-    "name": "SmartLeds",
-    "keywords": "LED, esp32, NeoPixel, WS2812, WS2812B, APA102",
-    "description": "Simple & intuitive way to drive various smart LEDs on ESP32.",
-    "repository":
+  "name": "SmartLeds",
+  "keywords": "LED, esp32, NeoPixel, WS2812, WS2812B, APA102",
+  "description": "Simple & intuitive way to drive various smart LEDs on ESP32.",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/RoboticsBrno/SmartLeds.git"
+  },
+  "authors": [
     {
-        "type": "git",
-        "url": "https://github.com/RoboticsBrno/SmartLeds.git"
-    },
-    "authors": [
-        {
-            "name": "Jan Mrázek",
-            "email": "[email protected]",
-            "url": "http://www.robotikabrno.cz",
-            "maintainer": true
-        }
-    ],
-    "version": "1.2.1",
-    "frameworks": ["arduino","espidf"],
-    "platforms": "espressif32"
+      "name": "Jan Mrázek",
+      "email": "[email protected]",
+      "url": "http://www.robotikabrno.cz",
+      "maintainer": true
+    }
+  ],
+  "version": "3.1.5",
+  "frameworks": ["arduino", "espidf"],
+  "platforms": "espressif32"
 }

library.properties

@@ -1,5 +1,5 @@
 name=SmartLeds
-version=1.2.1
+version=3.1.5
 author=Jan Mrázek
 maintainer=Jan Mrázek <[email protected]>
 sentence=Simple & intuitive way to drive various smart LEDs on ESP32.