Allow to move the attached camera to all AI karts in profile mode

(press keys '1' to '9' to move the camera to kart 0 - 8).


git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@9963 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/graphics/camera.cpp

@@ -42,7 +42,7 @@
 
 AlignedArray<Camera::EndCameraInformation> Camera::m_end_cameras;
 
-Camera::Camera(int camera_index, const Kart* kart)
+Camera::Camera(int camera_index, Kart* kart)
 {
     m_mode     = CM_NORMAL;
     m_index    = camera_index;
@@ -83,6 +83,17 @@ Camera::~Camera()
     irr_driver->removeCameraSceneNode(m_camera);
 }   // ~Camera
 
+//-----------------------------------------------------------------------------
+/** Changes the owner of this camera to the new kart.
+ *  \param new_kart The new kart to use this camera.
+ */
+void Camera::changeOwner(Kart *new_kart)
+{
+    m_kart->setCamera(NULL);
+    m_kart = new_kart;
+    new_kart->setCamera(this);
+}   // changeOwner
+
 //-----------------------------------------------------------------------------
 /** This function clears all end camera data structure. This is necessary
  *  since all end cameras are shared between all camera instances (i.e. are

src/graphics/camera.hpp

@@ -88,8 +88,9 @@ private:
     /** Factor of the effects of steering in camera aim. */
     float           m_rotation_range;
 
-    /** The kart that the camera follows. */
-    const Kart     *m_kart;
+    /** The kart that the camera follows. It can't be const,
+     *  since in profile mode the camera might change its owner. */
+    Kart           *m_kart;
 
     /** The list of viewports for this cameras. */
     core::recti     m_viewport;
@@ -167,6 +168,7 @@ private:
         bool    isReached(const Vec3 &xyz) 
                 { return (xyz-m_position).length2() < m_distance2; }
     };   // EndCameraInformation
+    // ------------------------------------------------------------------------
 
     /** List of all end camera information. This information is shared 
      *  between all cameras, so it's static. */
@@ -190,7 +192,7 @@ private:
     void positionCamera(float dt, float above_kart, float cam_angle,
                         float side_way, float distance, float smoothing);
 public:
-         Camera            (int camera_index, const Kart* kart);
+         Camera            (int camera_index, Kart* kart);
         ~Camera            ();
     static void readEndCamera(const XMLNode &root);
     static void clearEndCameras();
@@ -202,24 +204,27 @@ public:
     void setInitialTransform();
     void activate();
     void update            (float dt);
+    void changeOwner       (Kart *new_kart);
 
+    // ------------------------------------------------------------------------
     /** Sets the ambient light for this camera. */
     void setAmbientLight(const video::SColor &color) { m_ambient_light=color; }
 
+    // ------------------------------------------------------------------------
     /** Returns the current ambient light. */
     const video::SColor &getAmbientLight() const {return m_ambient_light; }
 
+    // ------------------------------------------------------------------------
     /** Returns the viewport of this camera. */
     const core::recti& getViewport() const {return m_viewport; }
 
+    // ------------------------------------------------------------------------
     /** Returns the scaling in x/y direction for this camera. */
     const core::vector2df& getScaling() const {return m_scaling; }
     
+    // ------------------------------------------------------------------------
     /** Returns the camera scene node. */
-    scene::ICameraSceneNode *getCameraSceneNode() 
-    {
-        return m_camera;
-    }
+    scene::ICameraSceneNode *getCameraSceneNode() { return m_camera; }
 } ;
 
 #endif

src/input/input_manager.cpp

@@ -33,6 +33,7 @@
 #include "input/device_manager.hpp"
 #include "input/input.hpp"
 #include "karts/kart.hpp"
+#include "modes/profile_world.hpp"
 #include "modes/world.hpp"
 #include "race/history.hpp"
 #include "states_screens/kart_selection.hpp"
@@ -88,6 +89,34 @@ void InputManager::handleStaticAction(int key, int value)
 
     switch (key)
     {
+#ifdef DEBUG
+        // Special debug options for profile mode: switch the 
+        // camera to show a different kart.
+        case KEY_KEY_1:
+        case KEY_KEY_2:
+        case KEY_KEY_3:
+        case KEY_KEY_4:
+        case KEY_KEY_5:
+        case KEY_KEY_6:
+        case KEY_KEY_7:
+        case KEY_KEY_8:
+        case KEY_KEY_9:
+        {
+            if(!ProfileWorld::isProfileMode()) break;
+            int kart_id = key - KEY_KEY_1;
+            if(kart_id<0 || kart_id>=(int)world->getNumKarts()) break;
+            for(unsigned int i=0; i<world->getNumKarts(); i++)
+            {
+                if(world->getKart(i)->getCamera())
+                {
+                    world->getKart(i)->getCamera()
+                                     ->changeOwner(world->getKart(kart_id));
+
+                }
+            }
+            break;
+        }
+#endif
         case KEY_CONTROL:
         case KEY_RCONTROL:
         case KEY_LCONTROL: