From 6d097b6ad51d0582257b4730096849214411b681 Mon Sep 17 00:00:00 2001
From: hikerstk <hikerstk@178a84e3-b1eb-0310-8ba1-8eac791a3b58>
Date: Thu, 16 May 2013 06:50:41 +0000
Subject: [PATCH] Added --wiimote-debug command line option to print raw values
 read from a wiimote.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@12773 178a84e3-b1eb-0310-8ba1-8eac791a3b58
---
 src/config/user_config.hpp    |  4 ++++
 src/input/wiimote_manager.cpp | 41 +++++++++++++++++++----------------
 src/main.cpp                  |  4 ++++
 3 files changed, 30 insertions(+), 19 deletions(-)

diff --git a/src/config/user_config.hpp b/src/config/user_config.hpp
index 4ff9764b5..3aba718de 100644
--- a/src/config/user_config.hpp
+++ b/src/config/user_config.hpp
@@ -425,7 +425,11 @@ namespace UserConfigParams
     // ---- Debug - not saved to config file
     /** If gamepad debugging is enabled. */
     PARAM_PREFIX bool m_gamepad_debug PARAM_DEFAULT( false );
+
+    /** Wiimote debugging. */
+    PARAM_PREFIX bool m_wiimote_debug PARAM_DEFAULT( false );
     
+    /** Debug gamepads  by visualising their values. */
     PARAM_PREFIX bool m_gamepad_visualisation PARAM_DEFAULT( false );
     
     /** If material debugging (printing terrain specific slowdown) 
diff --git a/src/input/wiimote_manager.cpp b/src/input/wiimote_manager.cpp
index 32f449754..08511b2fc 100644
--- a/src/input/wiimote_manager.cpp
+++ b/src/input/wiimote_manager.cpp
@@ -162,18 +162,17 @@ void Wiimote::updateIrrEvent()
     
     // Simulate an Irrlicht joystick event
     resetIrrEvent(&m_irr_event, wiimoteIdToIrrId(m_wiimote_id));
-    
-    // --------------------- Wiimote accelerometers --------------------
-    //printf("yaw: %f\n", m_wiimote_handle->orient.yaw);
-    //printf("pitch: %f\n", m_wiimote_handle->orient.pitch);
-    //printf("roll: %f\n", m_wiimote_handle->orient.roll);
-    
-    // --- Linear response version ---
-    //const float wiimote_to_joystick = -JOYSTICK_ABS_MAX_ANGLE / float(UserConfigParams::m_wiimote_max);
-    //const float angle = wiimote_to_joystick * m_wiimote_handle->orient.pitch;
-    
-    // --- Quadratic response version ---
-	float normalized_angle = -m_wiimote_handle->orient.pitch / UserConfigParams::m_wiimote_max;
+#ifdef DEBUG
+    if(UserConfigParams::m_wiimote_debug)
+    {
+        Log::verbose("wiimote", "pitch: %f yaw %f roll %f",
+                     m_wiimote_handle->orient.pitch, 
+                     m_wiimote_handle->orient.yaw, 
+                     m_wiimote_handle->orient.roll);
+    }
+#endif
+
+    float normalized_angle = -m_wiimote_handle->orient.pitch / UserConfigParams::m_wiimote_max;
     if(normalized_angle<-1.0f)
         normalized_angle = -1.0f;
     else if(normalized_angle>1.0f)
@@ -202,10 +201,13 @@ void Wiimote::updateIrrEvent()
     {
         if(IS_PRESSED(m_wiimote_handle, wiimote_actions[i].wiimote_action_id))
         {
-            //printf("wiimote %d: pressed button %s -> button id: %d\n",
-            //       m_wiimote_id,
-            //       wiimote_actions[i].wiimote_action_name,
-            //       wiimote_actions[i].button_id);
+#ifdef DEBUG
+            if(UserConfigParams::m_wiimote_debug)
+                Log::verbose("wiimote", "%d: pressed button %s -> button id: %d\n",
+                             m_wiimote_id,
+                             wiimote_actions[i].wiimote_action_name,
+                             wiimote_actions[i].button_id);
+#endif
             m_irr_event.JoystickEvent.ButtonStates |= (1<<(wiimote_actions[i].button_id));
         }
     }
@@ -266,9 +268,10 @@ WiimoteManager::~WiimoteManager()
 
 // -----------------------------------------------------------------------------
 /**
-  * Launch wiimote detection and add the corresponding gamepad devices to the device manager
-  * TODO: this should be done in a separate thread, to not block the UI...
-  */
+ * Launch wiimote detection and add the corresponding gamepad devices to the 
+ * device manager.
+ * TODO: this should be done in a separate thread, to not block the UI...
+ */
 void WiimoteManager::launchDetection(int timeout)
 {
     // Stop WiiUse, remove wiimotes, gamepads, gamepad configs.
diff --git a/src/main.cpp b/src/main.cpp
index a51728ffb..131ad6a07 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -622,6 +622,10 @@ int handleCmdLine(int argc, char **argv)
         {
             UserConfigParams::m_gamepad_debug=true;
         }
+        else if (!strcmp(argv[i], "--wiimote-debug"))
+        {
+            UserConfigParams::m_wiimote_debug = true;
+        }
         else if (!strcmp(argv[i], "--tutorial-debug"))
         {
             UserConfigParams::m_tutorial_debug = true;