Add reset function

For resetting the class to its initial values. Releases all set control values and clears any buffered data such as player and rumble.

Author: dmadison

keywords.txt

@@ -44,6 +44,9 @@ getLEDPatternID	KEYWORD2
 send	KEYWORD2
 receive	KEYWORD2
 
+# Other
+reset	KEYWORD2
+
 #######################################
 # Instances (KEYWORD2)
 #######################################

src/XInput.cpp

@@ -151,8 +151,7 @@ static const XInputMap_Rumble RumbleRight(4, 1);  // Small motor
 XInputGamepad::XInputGamepad() :
 	tx(), rumble() // Zero initialize arrays
 {
-	tx[0] = 0x00;  // Message type
-	tx[1] = 0x14;  // Packet size
+	reset();
 }
 
 void XInputGamepad::press(XInputControl button) {
@@ -284,4 +283,15 @@ void XInputGamepad::parseLED(uint8_t leds) {
 	}
 }
 
+// Resets class back to initial values
+void XInputGamepad::reset() {
+	releaseAll();  // Clear TX buffer
+	tx[0] = 0x00;  // Set tx message type
+	tx[1] = 0x14;  // Set tx packet size (20)
+
+	player = 0;  // Not connected, no player
+	memset(rumble, 0x00, sizeof(rumble));  // Clear rumble values
+	ledPattern = XInputLEDPattern::Off;  // No LEDs on
+}
+
 XInputGamepad XInput;

src/XInput.h

@@ -99,7 +99,10 @@ class XInputGamepad {
 	// USB IO
 	void send();
 	void receive();
-		
+
+	// Other
+	void reset();
+
 private:
 	static const uint32_t USB_Timeout = 12840;  // Packet timeout, in milliseconds
 	uint8_t tx[20];  // USB transmit data