From 957fc9281bd0ef5772d1dfec33152b1e2a6ea06e Mon Sep 17 00:00:00 2001
From: auria <auria@178a84e3-b1eb-0310-8ba1-8eac791a3b58>
Date: Sun, 6 Dec 2009 02:19:37 +0000
Subject: [PATCH] A menu that uses animations can now choose not to throttle
 FPS to 35. This means credits and feature unlocked are now smoother

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/irrlicht@4251 178a84e3-b1eb-0310-8ba1-8eac791a3b58
---
 src/guiengine/screen.cpp                | 2 ++
 src/guiengine/screen.hpp                | 2 ++
 src/main_loop.cpp                       | 2 +-
 src/states_screens/credits.cpp          | 2 ++
 src/states_screens/feature_unlocked.cpp | 1 +
 src/states_screens/state_manager.cpp    | 7 +++++++
 src/states_screens/state_manager.hpp    | 3 +++
 7 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/guiengine/screen.cpp b/src/guiengine/screen.cpp
index 829cf7f1f..47adbf229 100644
--- a/src/guiengine/screen.cpp
+++ b/src/guiengine/screen.cpp
@@ -42,6 +42,8 @@ using namespace GUIEngine;
 
 Screen::Screen(const char* file)
 {
+    throttleFPS = true;
+    
     m_mouse_x = 0;
     m_mouse_y = 0;
     this->m_filename = file;
diff --git a/src/guiengine/screen.hpp b/src/guiengine/screen.hpp
index 581f77cf4..167485454 100644
--- a/src/guiengine/screen.hpp
+++ b/src/guiengine/screen.hpp
@@ -93,6 +93,8 @@ namespace GUIEngine
         bool m_render_3d;
         
     public:
+        bool throttleFPS;
+        
         ptr_vector<Widget, HOLD> m_widgets;
 
         // current mouse position, read-only...
diff --git a/src/main_loop.cpp b/src/main_loop.cpp
index caf4aa1e5..436a2d130 100644
--- a/src/main_loop.cpp
+++ b/src/main_loop.cpp
@@ -78,7 +78,7 @@ float MainLoop::getLimitedDt()
         // Throttle fps if more than maximum, which can reduce 
         // the noise the fan on a graphics card makes.
         // When in menus, reduce FPS much, it's not necessary to push to the maximum for plain menus
-        const int max_fps = (StateManager::get()->getGameState() == GUIEngine::GAME ? UserConfigParams::m_max_fps : 35);
+        const int max_fps = (StateManager::get()->throttleFPS() ? 35 : UserConfigParams::m_max_fps);
         const int current_fps = (int)(1000.0f/dt);
         if( current_fps > max_fps )
         {
diff --git a/src/states_screens/credits.cpp b/src/states_screens/credits.cpp
index b4dba7055..752e9c86a 100644
--- a/src/states_screens/credits.cpp
+++ b/src/states_screens/credits.cpp
@@ -77,6 +77,8 @@ namespace GUIEngine
     {
         reset();
         
+        throttleFPS = false;
+        
         std::string creditsfile = file_manager->getDataDir() + "/CREDITS";
 
         std::ifstream file( creditsfile.c_str() ) ;
diff --git a/src/states_screens/feature_unlocked.cpp b/src/states_screens/feature_unlocked.cpp
index cf2b25750..2ffa048c2 100644
--- a/src/states_screens/feature_unlocked.cpp
+++ b/src/states_screens/feature_unlocked.cpp
@@ -18,6 +18,7 @@ FeatureUnlockedCutScene::FeatureUnlockedCutScene() : Screen("feature_unlocked.st
 {
     setNeeds3D(true);
     
+    throttleFPS = false;
     m_unlocked_kart = NULL;
     m_unlocked_thing_picture = NULL;
 }
diff --git a/src/states_screens/state_manager.cpp b/src/states_screens/state_manager.cpp
index 8cc7de0eb..859a99b40 100644
--- a/src/states_screens/state_manager.cpp
+++ b/src/states_screens/state_manager.cpp
@@ -18,7 +18,9 @@
 
 #include "states_screens/state_manager.hpp"
 
+#include "guiengine/engine.hpp"
 #include "guiengine/modaldialog.hpp"
+#include "guiengine/screen.hpp"
 #include "input/input_manager.hpp"
 #include "states_screens/dialogs/race_paused_dialog.hpp"
 #include "utils/translation.hpp"
@@ -100,6 +102,11 @@ void StateManager::resetActivePlayers()
     m_active_players.clearWithoutDeleting();
 }
 
+bool StateManager::throttleFPS()
+{
+    return m_game_mode != GUIEngine::GAME  &&  GUIEngine::getCurrentScreen()->throttleFPS;
+}
+
 void StateManager::escapePressed()
 {
     // in input sensing mode
diff --git a/src/states_screens/state_manager.hpp b/src/states_screens/state_manager.hpp
index 21f12bf05..9f5655995 100644
--- a/src/states_screens/state_manager.hpp
+++ b/src/states_screens/state_manager.hpp
@@ -44,6 +44,7 @@ class StateManager : public GUIEngine::AbstractStateManager
     
     void updateActivePlayerIDs();
 
+    
 public:
     ptr_vector<ActivePlayer, HOLD>& getActivePlayers();
     ActivePlayer* getActivePlayer(const int id);
@@ -59,6 +60,8 @@ public:
     int activePlayerCount();
     void resetActivePlayers();
     
+    bool throttleFPS();
+    
     void escapePressed();
     
     //void eventCallback(GUIEngine::Widget* widget, const std::string& name);