Add basic controller input using the SDL2 GameController API

include/services/hid.hpp

@@ -87,6 +87,14 @@ public:
 	void pressKey(u32 mask) { newButtons |= mask; }
 	void releaseKey(u32 mask) { newButtons &= ~mask; }
 
+    s16 getCirclepadX() {
+        return circlePadX;
+    }
+
+    s16 getCirclepadY() {
+        return circlePadY;
+    }
+
 	void setCirclepadX(s16 x) {
 		circlePadX = x;
 
@@ -129,4 +137,4 @@ public:
 	void releaseTouchScreen() {
 		touchScreenPressed = false;
 	}
-};
+};

include/services/service_manager.hpp

@@ -90,9 +90,11 @@ class ServiceManager {
 	// Input function wrappers
 	void pressKey(u32 key) { hid.pressKey(key); }
 	void releaseKey(u32 key) { hid.releaseKey(key); }
-	void setCirclepadX(u16 x) { hid.setCirclepadX(x); }
-	void setCirclepadY(u16 y) { hid.setCirclepadY(y); }
+	s16 getCirclepadX() { return hid.getCirclepadX(); }
+	s16 getCirclepadY() { return hid.getCirclepadY(); }
+	void setCirclepadX(s16 x) { hid.setCirclepadX(x); }
+	void setCirclepadY(s16 y) { hid.setCirclepadY(y); }
 	void updateInputs(u64 currentTimestamp) { hid.updateInputs(currentTimestamp); }
 	void setTouchScreenPress(u16 x, u16 y) { hid.setTouchScreenPress(x, y); }
 	void releaseTouchScreen() { hid.releaseTouchScreen(); }
-};
+};