Code format

.clang-format

@@ -0,0 +1,6 @@
+BasedOnStyle: Google
+ColumnLimit: 120
+IndentWidth: 4
+TabWidth: 4
+UseTab: ForContinuationAndIndentation
+AccessModifierOffset: -4

.editorconfig

@@ -0,0 +1,12 @@
+root = true
+
+[*]
+indent_style = tab
+indent_size = 4
+charset = utf-8
+trim_trailing_whitespace = false
+insert_final_newline = true
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2

.github/workflows/lint.yml

@@ -0,0 +1,22 @@
+name: Check Code Format
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Check src format
+      uses: DoozyX/[email protected]
+      with:
+        source: './src'
+        extensions: 'h,cpp'
+        clangFormatVersion: 9
+    - name: Check examples format
+      uses: DoozyX/[email protected] 
+      with:
+        source: './examples'
+        extensions: 'h,cpp,ino'
+        clangFormatVersion: 9

examples/.clang-format

@@ -0,0 +1,10 @@
+BasedOnStyle: Google
+ColumnLimit: 120
+IndentWidth: 4
+TabWidth: 4
+UseTab: ForContinuationAndIndentation
+AccessModifierOffset: -4
+
+AllowShortBlocksOnASingleLine: false
+AllowShortFunctionsOnASingleLine: false
+AllowShortLambdasOnASingleLine: false

examples/AmbientBacklight/AmbientBacklight.ino

@@ -17,7 +17,7 @@
 #include <FastLED.h>
 
 // Hint: The channels are swapped in iCUE, so the first channel in iCUE is here channel 2
-#define DATA_PIN_CHANNEL_1 2 // For the monitor backlight
+#define DATA_PIN_CHANNEL_1 2  // For the monitor backlight
 #define DATA_PIN_CHANNEL_2 3
 
 CRGB ledsChannel1[84];
@@ -36,7 +36,7 @@ void setup() {
 	ledController.onUpdateHook(0, []() {
 		// gamma correction with gamma value 2.0. Use napplyGamma_video for other gamma values.
 		CLP::gammaCorrection(&ledController, 0);
-		//napplyGamma_video(ledsChannel1, 84, 2.2);
+		// napplyGamma_video(ledsChannel1, 84, 2.2);
 	});
 }
 

examples/CommanderPRO/CommanderPRO.ino

@@ -13,11 +13,12 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 */
-#include "SimpleFanController.h"
-#include "ThermistorTemperatureController.h"
 #include <CorsairLightingProtocol.h>
 #include <FastLED.h>
 
+#include "SimpleFanController.h"
+#include "ThermistorTemperatureController.h"
+
 #define DATA_PIN_CHANNEL_1 2
 #define DATA_PIN_CHANNEL_2 3
 
@@ -35,7 +36,8 @@
 CorsairLightingFirmware firmware = corsairCommanderPROFirmware();
 ThermistorTemperatureController temperatureController;
 FastLEDController ledController(&temperatureController, true);
-SimpleFanController fanController(&temperatureController, FAN_UPDATE_RATE, EEPROM_ADDRESS + ledController.getEEPROMSize());
+SimpleFanController fanController(&temperatureController, FAN_UPDATE_RATE,
+								  EEPROM_ADDRESS + ledController.getEEPROMSize());
 CorsairLightingProtocolController cLP(&ledController, &temperatureController, &fanController, &firmware);
 CorsairLightingProtocolHID cHID(&cLP);
 
@@ -68,4 +70,4 @@ void loop() {
 		FastLED.show();
 	}
 	fanController.updateFans();
-}
+}

examples/CommanderPRO/PWMFan.cpp

@@ -15,50 +15,46 @@
 */
 #include "PWMFan.h"
 
-PWMFan::PWMFan(uint8_t pwmPin, uint16_t minRPM ,uint16_t maxRPM) : pwmPin(pwmPin), minRPM(minRPM), maxRPM(maxRPM)
-{
+PWMFan::PWMFan(uint8_t pwmPin, uint16_t minRPM, uint16_t maxRPM) : pwmPin(pwmPin), minRPM(minRPM), maxRPM(maxRPM) {
 	pinMode(pwmPin, OUTPUT);
 	analogWrite(pwmPin, 0);
 	switch (digitalPinToTimer(pwmPin)) {
-	case TIMER0B:/* 3 */
+		case TIMER0B: /* 3 */
 #ifdef DEBUG
-		Serial.println(F("Pin not supported as PWM fan pin"));
-		Serial.println(F("We don't want to mess up Arduino time functions"));
-#endif // DEBUG
-		break;
-	case TIMER3A:/* 5 */
-		TCCR3B = (TCCR3B & B11111000) | 0x01;
-		break;
-	case TIMER4D:/* 6 */
-		//PLLFRQ = (PLLFRQ & B11001111) | (0x03 << PLLTM0);
-		TCCR4B = (TCCR4B & B11110000) | 0x01;
-		break;
-	case TIMER1A:/* 9 */
-		TCCR1B = (TCCR1B & B11111000) | 0x01;
-		break;
-	case TIMER1B:/* 10 */
-		TCCR1B = (TCCR1B & B11111000) | 0x01;
-		break;
-	default:
+			Serial.println(F("Pin not supported as PWM fan pin"));
+			Serial.println(F("We don't want to mess up Arduino time functions"));
+#endif  // DEBUG
+			break;
+		case TIMER3A: /* 5 */
+			TCCR3B = (TCCR3B & B11111000) | 0x01;
+			break;
+		case TIMER4D: /* 6 */
+			// PLLFRQ = (PLLFRQ & B11001111) | (0x03 << PLLTM0);
+			TCCR4B = (TCCR4B & B11110000) | 0x01;
+			break;
+		case TIMER1A: /* 9 */
+			TCCR1B = (TCCR1B & B11111000) | 0x01;
+			break;
+		case TIMER1B: /* 10 */
+			TCCR1B = (TCCR1B & B11111000) | 0x01;
+			break;
+		default:
 #ifdef DEBUG
-		Serial.println(F("Pin not supported as PWM fan pin"));
-#endif // DEBUG
-		break;
+			Serial.println(F("Pin not supported as PWM fan pin"));
+#endif  // DEBUG
+			break;
 	}
 }
 
-void PWMFan::setPower(uint8_t percentage)
-{
+void PWMFan::setPower(uint8_t percentage) {
 	analogWrite(pwmPin, percentage);
 }
 
-uint8_t PWMFan::calculatePowerFromSpeed(uint16_t rpm)
-{
+uint8_t PWMFan::calculatePowerFromSpeed(uint16_t rpm) {
 	rpm = constrain(rpm, minRPM, maxRPM);
 	return ((float)(rpm - minRPM) / (float)(maxRPM - minRPM)) * 255;
 }
 
-uint16_t PWMFan::calculateSpeedFromPower(uint8_t power)
-{
+uint16_t PWMFan::calculateSpeedFromPower(uint8_t power) {
 	return map(power, 0, 255, minRPM, maxRPM);
 }

examples/CommanderPRO/PWMFan.h

@@ -20,9 +20,9 @@
 class PWMFan {
 public:
 	/**
-	 * PWM fan which maps speed to power using linear interpolation.
-	 * This fan does not read the real RPM values. The Arduino timer for the given pin will be set to higher speed.
-	 * 
+	 * PWM fan which maps speed to power using linear interpolation. This fan does not read the real RPM values. The
+	 * Arduino timer for the given pin will be set to higher speed.
+	 *
 	 * @param pwmPin the Arduino pwm pin for this fan. Not all PWM pins are supported.
 	 * @param minRPM the speed in RPM at 0% power
 	 * @param maxRPM the speed in RPM at 100% power
@@ -31,6 +31,7 @@ class PWMFan {
 	virtual void setPower(uint8_t percentage);
 	virtual uint8_t calculatePowerFromSpeed(uint16_t rpm);
 	virtual uint16_t calculateSpeedFromPower(uint8_t power);
+
 protected:
 	const uint8_t pwmPin;
 	const uint16_t minRPM;

examples/CommanderPRO/SimpleFanController.cpp

@@ -14,32 +14,31 @@
    limitations under the License.
 */
 #include "SimpleFanController.h"
+
 #include <EEPROM.h>
 
-SimpleFanController::SimpleFanController(TemperatureController* temperatureController, uint16_t updateRate, uint16_t eEPROMAdress) : temperatureController(temperatureController), updateRate(updateRate), eEPROMAdress(eEPROMAdress)
-{
+SimpleFanController::SimpleFanController(TemperatureController* temperatureController, uint16_t updateRate,
+										 uint16_t eEPROMAdress)
+	: temperatureController(temperatureController), updateRate(updateRate), eEPROMAdress(eEPROMAdress) {
 	load();
 }
 
-void SimpleFanController::addFan(uint8_t index, PWMFan* fan)
-{
+void SimpleFanController::addFan(uint8_t index, PWMFan* fan) {
 	if (index >= FAN_NUM) {
 		return;
 	}
 	fans[index] = fan;
-	switch (fanData[index].mode)
-	{
-	case FAN_CONTROL_MODE_FIXED_POWER:
-		fanData[index].speed = fan->calculateSpeedFromPower(fanData[index].power);
-		break;
-	case FAN_CONTROL_MODE_FIXED_RPM:
-		fanData[index].power = fan->calculatePowerFromSpeed(fanData[index].speed);
-		break;
+	switch (fanData[index].mode) {
+		case FAN_CONTROL_MODE_FIXED_POWER:
+			fanData[index].speed = fan->calculateSpeedFromPower(fanData[index].power);
+			break;
+		case FAN_CONTROL_MODE_FIXED_RPM:
+			fanData[index].power = fan->calculatePowerFromSpeed(fanData[index].speed);
+			break;
 	}
 }
 
-bool SimpleFanController::updateFans()
-{
+bool SimpleFanController::updateFans() {
 	long currentUpdate = millis();
 	long lastUpdateNumber = lastUpdate / updateRate;
 	long currentUpdateNumber = currentUpdate / updateRate;
@@ -63,8 +62,7 @@ bool SimpleFanController::updateFans()
 			const uint8_t& group = fanData[i].tempGroup;
 			if (group == FAN_CURVE_TEMP_GROUP_EXTERNAL) {
 				temp = externalTemp[i];
-			}
-			else if (group < TEMPERATURE_NUM) {
+			} else if (group < TEMPERATURE_NUM) {
 				temp = temperatureController->getTemperature(group);
 			}
 
@@ -73,16 +71,15 @@ bool SimpleFanController::updateFans()
 
 			if (temp <= fanCurve.temperatures[0]) {
 				speed = fanCurve.rpms[0];
-			}
-			else if (temp > fanCurve.temperatures[FAN_CURVE_POINTS_NUM - 1]) {
+			} else if (temp > fanCurve.temperatures[FAN_CURVE_POINTS_NUM - 1]) {
 				speed = fanCurve.rpms[FAN_CURVE_POINTS_NUM - 1];
-			}
-			else {
+			} else {
 				for (uint8_t p = 0; p < FAN_CURVE_POINTS_NUM - 1; p++) {
 					if (temp > fanCurve.temperatures[p + 1]) {
 						continue;
 					}
-					speed = map(temp, fanCurve.temperatures[p], fanCurve.temperatures[p + 1], fanCurve.rpms[p], fanCurve.rpms[p + 1]);
+					speed = map(temp, fanCurve.temperatures[p], fanCurve.temperatures[p + 1], fanCurve.rpms[p],
+								fanCurve.rpms[p + 1]);
 					break;
 				}
 			}
@@ -96,71 +93,60 @@ bool SimpleFanController::updateFans()
 	return false;
 }
 
-uint16_t SimpleFanController::getFanSpeed(uint8_t fan)
-{
+uint16_t SimpleFanController::getFanSpeed(uint8_t fan) {
 	return fanData[fan].speed;
 }
 
-void SimpleFanController::setFanSpeed(uint8_t fan, uint16_t speed)
-{
+void SimpleFanController::setFanSpeed(uint8_t fan, uint16_t speed) {
 	fanData[fan].speed = speed;
 	fanData[fan].mode = FAN_CONTROL_MODE_FIXED_RPM;
 	fanData[fan].power = fans[fan] != nullptr ? fans[fan]->calculatePowerFromSpeed(speed) : 0;
 	triggerSave = true;
 }
 
-uint8_t SimpleFanController::getFanPower(uint8_t fan)
-{
+uint8_t SimpleFanController::getFanPower(uint8_t fan) {
 	return fanData[fan].power;
 }
 
-void SimpleFanController::setFanPower(uint8_t fan, uint8_t percentage)
-{
+void SimpleFanController::setFanPower(uint8_t fan, uint8_t percentage) {
 	fanData[fan].power = percentage;
 	fanData[fan].mode = FAN_CONTROL_MODE_FIXED_POWER;
 	fanData[fan].speed = fans[fan] != nullptr ? fans[fan]->calculateSpeedFromPower(percentage) : 0;
 	triggerSave = true;
 }
 
-void SimpleFanController::setFanCurve(uint8_t fan, uint8_t group, FanCurve& fanCurve)
-{
+void SimpleFanController::setFanCurve(uint8_t fan, uint8_t group, FanCurve& fanCurve) {
 	fanData[fan].fanCurve = fanCurve;
 	fanData[fan].tempGroup = group;
 	fanData[fan].mode = FAN_CONTROL_MODE_CURVE;
 	triggerSave = true;
 }
 
-void SimpleFanController::setFanExternalTemperature(uint8_t fan, uint16_t temp)
-{
+void SimpleFanController::setFanExternalTemperature(uint8_t fan, uint16_t temp) {
 	externalTemp[fan] = temp;
 }
 
-void SimpleFanController::setFanForce3PinMode(bool flag)
-{
+void SimpleFanController::setFanForce3PinMode(bool flag) {
 	force3PinMode = flag;
 }
 
-FanDetectionType SimpleFanController::getFanDetectionType(uint8_t fan)
-{
+FanDetectionType SimpleFanController::getFanDetectionType(uint8_t fan) {
 	return fanData[fan].detectionType;
 }
 
-void SimpleFanController::setFanDetectionType(uint8_t fan, FanDetectionType type)
-{
+void SimpleFanController::setFanDetectionType(uint8_t fan, FanDetectionType type) {
 	if (fanData[fan].detectionType != type) {
 		fanData[fan].detectionType = type;
 		triggerSave = true;
 	}
 }
 
-bool SimpleFanController::load()
-{
+bool SimpleFanController::load() {
 	EEPROM.get(eEPROMAdress, fanData);
 	return true;
 }
 
-bool SimpleFanController::save()
-{
+bool SimpleFanController::save() {
 #ifdef DEBUG
 	Serial.println(F("Save fan data to EEPROM."));
 #endif