From c1fb5ce769513db57f726e3b66441703fc00b47f Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Tue, 21 Feb 2012 20:22:46 +0100
Subject: [PATCH] added (incomplete) WeatherManager, created by World

---
 apps/openmw/CMakeLists.txt      |  2 +-
 apps/openmw/mwworld/weather.hpp | 99 +++++++++++++++++++++++++++++++++
 apps/openmw/mwworld/world.cpp   |  5 ++
 apps/openmw/mwworld/world.hpp   |  3 +
 4 files changed, 108 insertions(+), 1 deletion(-)
 create mode 100644 apps/openmw/mwworld/weather.hpp

diff --git a/apps/openmw/CMakeLists.txt b/apps/openmw/CMakeLists.txt
index 57fc27e96..bf4d618f1 100644
--- a/apps/openmw/CMakeLists.txt
+++ b/apps/openmw/CMakeLists.txt
@@ -44,7 +44,7 @@ add_openmw_dir (mwsound
 add_openmw_dir (mwworld
     refdata world physicssystem scene environment globals class action nullaction actionteleport
     containerstore actiontalk actiontake containerstore manualref containerutil player cellfunctors
-    cells localscripts customdata
+    cells localscripts customdata weather
     )
 
 add_openmw_dir (mwclass
diff --git a/apps/openmw/mwworld/weather.hpp b/apps/openmw/mwworld/weather.hpp
new file mode 100644
index 000000000..a91ed8b8e
--- /dev/null
+++ b/apps/openmw/mwworld/weather.hpp
@@ -0,0 +1,99 @@
+#ifndef GAME_MWWORLD_WEATHER_H
+#define GAME_MWWORLD_WEATHER_H
+
+#include <OgreString.h>
+#include <OgreColourValue.h>
+
+namespace MWRender
+{
+    class RenderingManager;
+}
+
+namespace MWWorld
+{
+    /// Defines a single weather setting
+    struct Weather
+    {
+        Ogre::String mCloudTexture;
+        
+        // Sky (atmosphere) colors 
+        Ogre::ColourValue mSkySunriseColor;
+        Ogre::ColourValue mSkyDayColor;
+        Ogre::ColourValue mSkySunsetColor;
+        Ogre::ColourValue mSkyNightColor;
+        
+        // Fog colors
+        Ogre::ColourValue mFogSunriseColor;
+        Ogre::ColourValue mFogDayColor;
+        Ogre::ColourValue mFogSunsetColor;
+        Ogre::ColourValue mFogNightColor;
+        
+        // Ambient lighting colors
+        Ogre::ColourValue mAmbientSunriseColor;
+        Ogre::ColourValue mAmbientDayColor;
+        Ogre::ColourValue mAmbientSunsetColor;
+        Ogre::ColourValue mAmbientNightColor;
+        
+        // Sun (directional) lighting colors
+        Ogre::ColourValue mSunSunriseColor;
+        Ogre::ColourValue mSunDayColor;
+        Ogre::ColourValue mSunSunsetColor;
+        Ogre::ColourValue mSunNightColor;
+        
+        // Fog depth/density
+        float mLandFogDayDepth;
+        float mLandFogNightDepth;
+        
+        // Color modulation for the sun itself during sunset (not completely sure)
+        Ogre::ColourValue mSunDiscSunsetColour;
+        
+        // Duration of weather transition
+        // the INI value is 0.015, so I suppose this is measured in Morrowind-days? (0.015 days = 36 minutes in Morrowind)
+        float mTransitionDelta;
+        
+        // No idea what this one is used for?
+        float mWindSpeed;
+        
+        // Cloud animation speed multiplier
+        float mCloudSpeed;
+        
+        // Multiplier for clouds transparency?
+        float mCloudsMaximumPercent;
+        
+        // Value between 0 and 1, defines the strength of the sun glare effect
+        float mGlareView;
+        
+        // Sound effect
+        // This is used for Blight, Ashstorm and Blizzard (Bloodmoon)
+        Ogre::String mAmbientLoopSoundID;
+    };
+    
+    ///
+    /// Interface for weather settings
+    ///
+    class WeatherManager
+    {
+    public:
+        WeatherManager(MWRender::RenderingManager*);
+        
+        /**
+         * Change the weather setting
+         * @param weather
+         *      new weather setting to use
+         * @param instant
+         *      if true, the weather changes instantly. if false, it slowly starts transitioning.
+         */
+        void setWeather(const Weather& weather, bool instant=false);
+        
+        /**
+         * Per-frame update
+         * @param duration
+         */
+        void update(float duration);
+        
+    private:
+        MWRender::RenderingManager* mRendering;
+    };
+}
+
+#endif // GAME_MWWORLD_WEATHER_H
diff --git a/apps/openmw/mwworld/world.cpp b/apps/openmw/mwworld/world.cpp
index f9e108f4c..9725b0324 100644
--- a/apps/openmw/mwworld/world.cpp
+++ b/apps/openmw/mwworld/world.cpp
@@ -13,10 +13,12 @@
 
 #include "../mwsound/soundmanager.hpp"
 
+
 #include "ptr.hpp"
 #include "environment.hpp"
 #include "class.hpp"
 #include "player.hpp"
+#include "weather.hpp"
 
 #include "refdata.hpp"
 #include "globals.hpp"
@@ -154,6 +156,8 @@ namespace MWWorld
         mPhysEngine = mPhysics->getEngine();
         
         mRendering = new MWRender::RenderingManager(renderer, resDir, mPhysEngine, environment);
+        
+        mWeatherManager = new MWWorld::WeatherManager();
 
         boost::filesystem::path masterPath (fileCollections.getCollection (".esm").getPath (master));
 
@@ -184,6 +188,7 @@ namespace MWWorld
 
     World::~World()
     {
+        delete mWeatherManager;
         delete mWorldScene;
         delete mGlobalVariables;
         delete mRendering;
diff --git a/apps/openmw/mwworld/world.hpp b/apps/openmw/mwworld/world.hpp
index a6e917961..1df191853 100644
--- a/apps/openmw/mwworld/world.hpp
+++ b/apps/openmw/mwworld/world.hpp
@@ -50,6 +50,7 @@ namespace MWRender
 
 namespace MWWorld
 {
+    class WeatherManager;
     class Environment;
     class Player;
 
@@ -68,6 +69,8 @@ namespace MWWorld
         private:
 
             MWRender::RenderingManager* mRendering;
+            
+            MWWorld::WeatherManager* mWeatherManager;
 
             MWWorld::Scene *mWorldScene;
             MWWorld::Player *mPlayer;