Add tricks I hope help dramatically improve the synchronisation between the STK physics and irlricht animations in cutscene

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@11633 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/animations/animation_base.cpp

@@ -83,6 +83,8 @@ void AnimationBase::reset()
     {
         curr->reset();
     }
+    
+    TrackObject::reset();
 }   // reset
 
 // ----------------------------------------------------------------------------

src/modes/cutscene_world.cpp

@@ -47,6 +47,7 @@
  */
 CutsceneWorld::CutsceneWorld() : World()
 {
+    m_time_at_second_reset = 0.0f;
     m_aborted = false;
     WorldStatus::setClockMode(CLOCK_NONE);
     m_use_highscores = false;
@@ -59,6 +60,7 @@ CutsceneWorld::CutsceneWorld() : World()
  */
 void CutsceneWorld::init()
 {
+    m_second_reset = false;
     World::init();
     
     dynamic_cast<CutsceneGUI*>(m_race_gui)->setFadeLevel(1.0f);
@@ -189,6 +191,8 @@ void CutsceneWorld::update(float dt)
     
     if (m_time < 0.0001f)
     {
+        //printf("INITIAL TIME for CutsceneWorld\n");
+        
         PtrVector<TrackObject>& objects = m_track->getTrackObjectManager()->getObjects();
         TrackObject* curr;
         for_in(curr, objects)
@@ -196,7 +200,20 @@ void CutsceneWorld::update(float dt)
             curr->reset();
         }
     }
-    
+    else if (m_second_reset)
+    {
+        m_second_reset = false;
+              
+        PtrVector<TrackObject>& objects = m_track->getTrackObjectManager()->getObjects();
+        TrackObject* curr;
+        for_in(curr, objects)
+        {
+            curr->reset();
+        }
+        
+        m_time_at_second_reset = m_time;
+    }
+
     m_time += dt;
     
     if (m_time < 2.0f)
@@ -212,7 +229,7 @@ void CutsceneWorld::update(float dt)
         dynamic_cast<CutsceneGUI*>(m_race_gui)->setFadeLevel(0.0f);
     }
     
-    float currFrame = m_time * 25.0f; // We assume 25 FPS
+    float currFrame = (m_time - m_time_at_second_reset)* 25.0f - 1.0f; // We assume 25 FPS. Irrlicht starts at frame 0.
     
     //printf("Estimated current frame : %f\n", currFrame);
     

src/modes/cutscene_world.hpp

@@ -45,6 +45,12 @@ class CutsceneWorld : public World
     float m_duration;
     bool m_aborted;
     
+    /** monkey tricks to get the animations in sync with irrlicht. we reset the time
+     *  after all is loaded and it's running withotu delays
+     */
+    bool m_second_reset;
+    float m_time_at_second_reset;
+    
     void abortCutscene()
     {
         if (m_time < m_duration - 2.0f) m_duration = m_time + 2.0f;

src/tracks/track_object.cpp

@@ -242,6 +242,7 @@ TrackObject::TrackObject(const XMLNode &xml_node)
             scene::IAnimatedMeshSceneNode *node =
                 irr_driver->addAnimatedMesh((scene::IAnimatedMesh*)m_mesh);
             m_node = node;
+            node->setName(model_name.c_str());
             
             m_frame_start = node->getStartFrame();
             xml_node.get("frame-start", &m_frame_start);