6 files changed, 416 insertions, 103 deletions

diff --git a/linden/indra/newview/CMakeLists.txt b/linden/indra/newview/CMakeLists.txt
index a5f2cbb..7077dde 100644
--- a/linden/indra/newview/CMakeLists.txt
+++ b/linden/indra/newview/CMakeLists.txt
@@ -76,6 +76,7 @@ set(viewer_SOURCE_FILES
     hippoRestRequest.cpp
     jcfloater_animation_list.cpp
     jcfloaterareasearch.cpp
+    lightshare.cpp
     llagent.cpp
     llagentaccess.cpp
     llagentdata.cpp
@@ -507,6 +508,7 @@ set(viewer_HEADER_FILES
     hippoRestRequest.h
     jcfloater_animation_list.h
     jcfloaterareasearch.h
+    lightshare.h
     llagent.h
     llagentaccess.h
     llagentdata.h
diff --git a/linden/indra/newview/lightshare.cpp b/linden/indra/newview/lightshare.cpp
new file mode 100644
index 0000000..24d4139
--- /dev/null
+++ b/linden/indra/newview/lightshare.cpp
@@ -0,0 +1,302 @@
+/**
+ * @file lightshare.cpp
+ * @brief Handler for Meta7 Lightshare (region-side Windlight settings).
+ *
+ * Copyright (c) 2010, Tom Meta / Meta7
+ * Copyright (c) 2010, Jacek Antonelli
+ *
+ * The source code in this file ("Source Code") is provided to you
+ * under the terms of the GNU General Public License, version 2.0
+ * ("GPL"). Terms of the GPL can be found in doc/GPL-license.txt in
+ * this distribution, or online at
+ * http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ *
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ *
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ *
+ * ALL SOURCE CODE IS PROVIDED "AS IS." THE AUTHOR MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+
+#include "lightshare.h"
+
+#include "linden_common.h"
+
+#include "lluuid.h"
+#include "llviewercontrol.h"
+#include "llwaterparammanager.h"
+#include "llwaterparamset.h"
+#include "llwlparammanager.h"
+#include "llwlparamset.h"
+#include "message.h"
+#include "meta7windlight.h"
+
+
+// The names of the presets where the region settings are stored.
+const std::string WindlightMessage::sWaterPresetName = "(Region settings)";
+const std::string WindlightMessage::sSkyPresetName   = "(Region settings)";
+
+
+WindlightMessage::WindlightMessage( LLMessageSystem* msg ) :
+        mPacket(NULL),
+        mWater(NULL),
+        mSky(NULL),
+        mWaterNormal(NULL),
+        mIsValid(false)
+{
+        std::string method;
+        msg->getStringFast(_PREHASH_MethodData, _PREHASH_Method, method);
+
+        if( method != "Windlight" )
+        {
+                return; // Wrong message type, somehow.
+        }
+
+        S32 size = msg->getSizeFast(_PREHASH_ParamList, 0,
+                                                                                                                        _PREHASH_Parameter);
+
+        if( size < 0 || 250 < size )
+        {
+                return; // Too small or too big.
+        }
+
+        // Unpack and process the message's binary payload.
+        char buf[250];
+        msg->getBinaryDataFast(_PREHASH_ParamList,
+                                                                                                 _PREHASH_Parameter,
+                                                                                                 buf, size, 0, 249);
+
+        mWater = new LLWaterParamSet();
+        mSky = new LLWLParamSet();
+        mWaterNormal = LLUUID();
+
+        process_packet(&buf[0]);
+        process_water();
+        process_sky();
+
+        // *TODO: Actually validate the settings.
+        mIsValid = true;
+}
+
+
+WindlightMessage::~WindlightMessage()
+{
+        delete mWater;
+        delete mSky;
+}
+
+
+// static
+void WindlightMessage::processWindlight(LLMessageSystem* msg, void**)
+{
+        if( gSavedSettings.getBOOL("UseServersideWindlightSettings") )
+        {
+                WindlightMessage wl = WindlightMessage(msg);
+                if( wl.isValid() )
+                {
+                        wl.apply();
+                }
+        }
+}
+
+
+bool WindlightMessage::apply()
+{
+        LLWaterParamManager* water_mgr = LLWaterParamManager::instance();
+        LLWLParamManager* sky_mgr = LLWLParamManager::instance();
+
+        mWater->mName = sWaterPresetName;
+        water_mgr->removeParamSet( sWaterPresetName, false );
+        water_mgr->addParamSet( sWaterPresetName, *mWater );
+        water_mgr->savePreset( sWaterPresetName );
+        water_mgr->loadPreset( sWaterPresetName, true );
+        water_mgr->setNormalMapID( mWaterNormal );
+
+        mSky->mName = sSkyPresetName;
+        sky_mgr->mAnimator.mIsRunning = false;
+        sky_mgr->mAnimator.mUseLindenTime = false;
+        sky_mgr->removeParamSet( sSkyPresetName, false );
+        sky_mgr->addParamSet( sSkyPresetName, *mSky );
+        sky_mgr->savePreset( sSkyPresetName );
+        sky_mgr->loadPreset( sSkyPresetName, true );
+
+        return true;
+}
+
+
+bool WindlightMessage::isValid()
+{
+        return mIsValid;
+}
+
+
+void WindlightMessage::process_packet( char* buf )
+{
+        // *FIXME: Horrible idea, fragile, not byte-order or endian
+        //         safe, no validation, etc. etc. -Jacek
+        mPacket = (Meta7WindlightPacket*)buf;
+}
+
+
+void WindlightMessage::process_water()
+{
+        mWater->set("waterFogColor",
+                                                        mPacket->waterColor.red   / 256.f,
+                                                        mPacket->waterColor.green / 256.f,
+                                                        mPacket->waterColor.blue  / 256.f);
+
+        mWater->set("waterFogDensity",
+                                                        pow(2.0f, mPacket->waterFogDensityExponent));
+
+        mWater->set("underWaterFogMod", mPacket->underwaterFogModifier);
+
+        mWater->set("normScale",
+                                                        mPacket->reflectionWaveletScale.X,
+                                                        mPacket->reflectionWaveletScale.Y,
+                                                        mPacket->reflectionWaveletScale.Z);
+
+        mWater->set("fresnelScale",   mPacket->fresnelScale);
+        mWater->set("fresnelOffset",  mPacket->fresnelOffset);
+        mWater->set("scaleAbove",     mPacket->refractScaleAbove);
+        mWater->set("scaleBelow",     mPacket->refractScaleBelow);
+        mWater->set("blurMultiplier", mPacket->blurMultiplier);
+
+        mWater->set("wave1Dir",
+                                                        mPacket->littleWaveDirection.X,
+                                                        mPacket->littleWaveDirection.Y);
+
+        mWater->set("wave2Dir",
+                                                        mPacket->bigWaveDirection.X,
+                                                        mPacket->bigWaveDirection.Y);
+
+
+        // Format a UUID string from a block of raw bytes. Ugh.
+        std::string uuid = llformat(
+                "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+                (U8)(mPacket->normalMapTexture[0]),
+                (U8)(mPacket->normalMapTexture[1]),
+                (U8)(mPacket->normalMapTexture[2]),
+                (U8)(mPacket->normalMapTexture[3]),
+                (U8)(mPacket->normalMapTexture[4]),
+                (U8)(mPacket->normalMapTexture[5]),
+                (U8)(mPacket->normalMapTexture[6]),
+                (U8)(mPacket->normalMapTexture[7]),
+                (U8)(mPacket->normalMapTexture[8]),
+                (U8)(mPacket->normalMapTexture[9]),
+                (U8)(mPacket->normalMapTexture[10]),
+                (U8)(mPacket->normalMapTexture[11]),
+                (U8)(mPacket->normalMapTexture[12]),
+                (U8)(mPacket->normalMapTexture[13]),
+                (U8)(mPacket->normalMapTexture[14]),
+                (U8)(mPacket->normalMapTexture[15]));
+
+        mWaterNormal.set(uuid);
+}
+
+
+void WindlightMessage::process_sky()
+{
+        mSky->setSunAngle(F_TWO_PI * mPacket->sunMoonPosiiton);
+        mSky->setEastAngle(F_TWO_PI * mPacket->eastAngle);
+
+        mSky->set("sunlight_color",
+                                                mPacket->sunMoonColor.red * 3.0f,
+                                                mPacket->sunMoonColor.green * 3.0f,
+                                                mPacket->sunMoonColor.blue * 3.0f,
+                                                mPacket->sunMoonColor.alpha * 3.0f);
+
+        mSky->set("ambient",
+                                                mPacket->ambient.red * 3.0f,
+                                                mPacket->ambient.green * 3.0f,
+                                                mPacket->ambient.blue * 3.0f,
+                                                mPacket->ambient.alpha * 3.0f);
+
+        mSky->set("blue_horizon",
+                                                mPacket->horizon.red * 2.0f,
+                                                mPacket->horizon.green *2.0f,
+                                                mPacket->horizon.blue * 2.0f,
+                                                mPacket->horizon.alpha * 2.0f);
+
+        mSky->set("blue_density",
+                                                mPacket->blueDensity.red * 2.0f,
+                                                mPacket->blueDensity.green * 2.0f,
+                                                mPacket->blueDensity.blue * 2.0f,
+                                                mPacket->blueDensity.alpha * 2.0f);
+
+        mSky->set("haze_horizon",
+                                                mPacket->hazeHorizon,
+                                                mPacket->hazeHorizon,
+                                                mPacket->hazeHorizon,
+                                                1.f);
+
+        mSky->set("haze_density",
+                                                mPacket->hazeDensity,
+                                                0.f, 0.f, 1.f);
+
+        mSky->set("cloud_shadow",
+                                                mPacket->cloudCoverage,
+                                                0.f, 0.f, 1.f);
+
+        mSky->set("density_multiplier",
+                  mPacket->densityMultiplier / 1000.0f,
+                  0.f, 0.f, 1.f);
+
+        mSky->set("distance_multiplier",
+                                                mPacket->distanceMultiplier,
+                                                0.f, 0.f, 1.f);
+
+        mSky->set("max_y",
+                  (F32)mPacket->maxAltitude,
+                  0.f, 0.f, 1.f);
+
+        mSky->set("cloud_color",
+                                                mPacket->cloudColor.red,
+                                                mPacket->cloudColor.green,
+                                                mPacket->cloudColor.blue,
+                                                mPacket->cloudColor.alpha);
+
+        mSky->set("cloud_pos_density1",
+                                                mPacket->cloudXYDensity.X,
+                                                mPacket->cloudXYDensity.Y,
+                  mPacket->cloudXYDensity.Z,
+                  1.f);
+
+        mSky->set("cloud_pos_density2",
+                                                mPacket->cloudDetailXYDensity.X,
+                                                mPacket->cloudDetailXYDensity.Y,
+                                                mPacket->cloudDetailXYDensity.Z,
+                  1.f);
+
+        mSky->set("cloud_scale",
+                  mPacket->cloudScale,
+                  0.f, 0.f, 1.f);
+
+        mSky->set("gamma",
+                                                mPacket->sceneGamma,
+                                                0.f, 0.f, 1.f);
+
+        mSky->set("glow",
+                                                (2 - mPacket->sunGlowSize) * 20,
+                                                0.f,
+                  -mPacket->sunGlowFocus * 5,
+                  1.f);
+
+        mSky->setCloudScrollX(mPacket->cloudScrollX + 10.0f);
+        mSky->setCloudScrollY(mPacket->cloudScrollY + 10.0f);
+
+        mSky->setEnableCloudScrollX(!mPacket->cloudScrollXLock);
+        mSky->setEnableCloudScrollY(!mPacket->cloudScrollYLock);
+
+        mSky->setStarBrightness(mPacket->starBrightness);
+}
+
+
diff --git a/linden/indra/newview/lightshare.h b/linden/indra/newview/lightshare.h
new file mode 100644
index 0000000..a76cd1b
--- /dev/null
+++ b/linden/indra/newview/lightshare.h
@@ -0,0 +1,67 @@
+/**
+ * @file lightshare.h
+ * @brief Public interface for lightshare.cpp
+ *
+ * Copyright (c) 2010, Jacek Antonelli
+ *
+ * The source code in this file ("Source Code") is provided to you
+ * under the terms of the GNU General Public License, version 2.0
+ * ("GPL"). Terms of the GPL can be found in doc/GPL-license.txt in
+ * this distribution, or online at
+ * http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ *
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ *
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ *
+ * ALL SOURCE CODE IS PROVIDED "AS IS." THE AUTHOR MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+
+#ifndef LIGHTSHARE_H
+#define LIGHTSHARE_H
+
+#include "message.h"
+#include "meta7windlight.h"
+#include "llwaterparamset.h"
+#include "llwlparamset.h"
+
+
+// Encapsulates a "Windlight" (LightShare) message sent from the
+// server, allowing the settings to be applied at a later time.
+//
+class WindlightMessage
+{
+        public:
+
+        static const std::string sWaterPresetName;
+        static const std::string sSkyPresetName;
+
+        WindlightMessage( LLMessageSystem* msg );
+        ~WindlightMessage();
+        static void processWindlight(LLMessageSystem* msg, void**);
+        bool apply();
+        bool isValid();
+
+        private:
+
+        Meta7WindlightPacket* mPacket;
+        LLWaterParamSet* mWater;
+        LLWLParamSet* mSky;
+        LLUUID mWaterNormal;
+        bool mIsValid;
+
+        void process_packet( char* buf );
+        void process_water();
+        void process_sky();
+};
+
+#endif
diff --git a/linden/indra/newview/llviewergenericmessage.cpp b/linden/indra/newview/llviewergenericmessage.cpp
index c9954b3..8078888 100644
--- a/linden/indra/newview/llviewergenericmessage.cpp
+++ b/linden/indra/newview/llviewergenericmessage.cpp
@@ -32,18 +32,15 @@
  */
 
 #include "llviewerprecompiledheaders.h"
-
 #include "llviewergenericmessage.h"
-#include "meta7windlight.h"
+
 #include "lldispatcher.h"
 #include "lluuid.h"
 #include "message.h"
 #include "llagent.h"
-#include "llwaterparamset.h"
-#include "llwaterparammanager.h"
-#include "llwlparamset.h"
-#include "llwlparammanager.h"
 #include "lluuid.h"
+#include "lightshare.h"
+
 
 LLDispatcher gGenericDispatcher;
 
@@ -88,109 +85,20 @@ void process_generic_message(LLMessageSystem* msg, void**)
         std::string method;
         msg->getStringFast(_PREHASH_MethodData, _PREHASH_Method, method);
         
-        //This needs to be handled by a dispatcher really, but I'm not sure where is the best place to put it
-        if (method == "Windlight" && gSavedSettings.getBOOL("UseServersideWindlightSettings"))
+        // TODO: Use a proper dispatcher.
+        if(method == "Windlight")
         {       
-                //Meta7 WindLight packet
-                //We are delivering with an agentID of NULL_KEY so as to be
-                //friendly and not trigger a warning for unsupporting clients.
-                S32 count = msg->getNumberOfBlocksFast(_PREHASH_ParamList);
-                for (S32 i = 0; i < count; ++i)
-                {
-                        // our param is binary data)
-                        S32 size = msg->getSizeFast(_PREHASH_ParamList, i, _PREHASH_Parameter);
-                        if (size >= 0)
-                        {
-                                char buf[250];
-                                msg->getBinaryDataFast(
-                                        _PREHASH_ParamList, _PREHASH_Parameter,
-                                        buf, size, i, 249);
-                                
-                                Meta7WindlightPacket* wl = (Meta7WindlightPacket*)buf;
-                        
-                                LLWaterParamManager * param_mgr = LLWaterParamManager::instance();
-                                LLWaterParamSet & param_set = param_mgr->mCurParams;
-
-                                param_set.set("waterFogColor", wl->waterColor.red / 256.f, wl->waterColor.green / 256.f, wl->waterColor.blue / 256.f);
-                                param_set.set("waterFogDensity", pow(2.0f, wl->waterFogDensityExponent));
-                                param_set.set("underWaterFogMod", wl->underwaterFogModifier);
-                                param_set.set("normScale", wl->reflectionWaveletScale.X,wl->reflectionWaveletScale.Y,wl->reflectionWaveletScale.Z);
-                                param_set.set("fresnelScale", wl->fresnelScale);
-                                param_set.set("fresnelOffset", wl->fresnelOffset);
-                                param_set.set("scaleAbove", wl->refractScaleAbove);
-                                param_set.set("scaleBelow", wl->refractScaleBelow);
-                                param_set.set("blurMultiplier", wl->blurMultiplier);
-                                param_set.set("wave1Dir", wl->littleWaveDirection.X, wl->littleWaveDirection.Y);
-                                param_set.set("wave2Dir", wl->bigWaveDirection.X, wl->bigWaveDirection.Y);
-
-                                LLUUID normalMapTexture;
-
-                                std::string out = llformat(
-                                        "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
-                                        (U8)(wl->normalMapTexture[0]),
-                                        (U8)(wl->normalMapTexture[1]),
-                                        (U8)(wl->normalMapTexture[2]),
-                                        (U8)(wl->normalMapTexture[3]),
-                                        (U8)(wl->normalMapTexture[4]),
-                                        (U8)(wl->normalMapTexture[5]),
-                                        (U8)(wl->normalMapTexture[6]),
-                                        (U8)(wl->normalMapTexture[7]),
-                                        (U8)(wl->normalMapTexture[8]),
-                                        (U8)(wl->normalMapTexture[9]),
-                                        (U8)(wl->normalMapTexture[10]),
-                                        (U8)(wl->normalMapTexture[11]),
-                                        (U8)(wl->normalMapTexture[12]),
-                                        (U8)(wl->normalMapTexture[13]),
-                                        (U8)(wl->normalMapTexture[14]),
-                                        (U8)(wl->normalMapTexture[15]));
-
-                                normalMapTexture.set(out);
-
-                                param_mgr->setParamSet( "Meta7CurrentRegion", param_set);
-                                param_mgr->setNormalMapID(normalMapTexture);
-
-                                LLWLParamManager * wl_param_mgr = LLWLParamManager::instance();
-                                LLWLParamSet & wl_param_set = wl_param_mgr->mCurParams;
-                                wl_param_set.setSunAngle(F_TWO_PI * wl->sunMoonPosiiton);
-                                wl_param_set.setEastAngle(F_TWO_PI * wl->eastAngle);
-                                wl_param_set.set("sunlight_color", wl->sunMoonColor.red * 3.0f, wl->sunMoonColor.green * 3.0f, wl->sunMoonColor.blue * 3.0f, wl->sunMoonColor.alpha * 3.0f);
-                                wl_param_set.set("ambient", wl->ambient.red * 3.0f, wl->ambient.green * 3.0f, wl->ambient.blue * 3.0f, wl->ambient.alpha * 3.0f);
-                                wl_param_set.set("blue_horizon", wl->horizon.red * 2.0f, wl->horizon.green *2.0f, wl->horizon.blue * 2.0f, wl->horizon.alpha * 2.0f);
-                                wl_param_set.set("blue_density", wl->blueDensity.red * 2.0f, wl->blueDensity.green * 2.0f, wl->blueDensity.blue * 2.0f, wl->blueDensity.alpha * 2.0f);
-                                wl_param_set.set("haze_horizon", wl->hazeHorizon, wl->hazeHorizon, wl->hazeHorizon, 1.f);
-                                wl_param_set.set("haze_density", wl->hazeDensity, wl->hazeDensity, wl->hazeDensity, 1.f);
-                                wl_param_set.set("cloud_shadow", wl->cloudCoverage, wl->cloudCoverage, wl->cloudCoverage, wl->cloudCoverage);
-                                wl_param_set.set("density_multiplier", wl->densityMultiplier / 1000.0f);
-                                wl_param_set.set("distance_multiplier", wl->distanceMultiplier, wl->distanceMultiplier, wl->distanceMultiplier, wl->distanceMultiplier);
-                                wl_param_set.set("max_y",(F32)wl->maxAltitude);
-                                wl_param_set.set("cloud_color", wl->cloudColor.red, wl->cloudColor.green, wl->cloudColor.blue, wl->cloudColor.alpha);
-                                wl_param_set.set("cloud_pos_density1", wl->cloudXYDensity.X, wl->cloudXYDensity.Y, wl->cloudXYDensity.Z);
-                                wl_param_set.set("cloud_pos_density2", wl->cloudDetailXYDensity.X, wl->cloudDetailXYDensity.Y, wl->cloudDetailXYDensity.Z);
-                                wl_param_set.set("cloud_scale", wl->cloudScale, 0.f, 0.f, 1.f);
-                                wl_param_set.set("gamma", wl->sceneGamma, wl->sceneGamma, wl->sceneGamma, 0.0f);
-                                wl_param_set.set("glow",(2 - wl->sunGlowSize) * 20 , 0.f, -wl->sunGlowFocus * 5);
-                                wl_param_set.setCloudScrollX(wl->cloudScrollX + 10.0f);
-                                wl_param_set.setCloudScrollY(wl->cloudScrollY + 10.0f);
-                                wl_param_set.setEnableCloudScrollX(!wl->cloudScrollXLock);
-                                wl_param_set.setEnableCloudScrollY(!wl->cloudScrollYLock);
-                                wl_param_set.setStarBrightness(wl->starBrightness);
-                                wl_param_mgr->removeParamSet("Meta7-CurrentRegion",true);
-                                wl_param_mgr->addParamSet(      "Meta7-CurrentRegion", wl_param_set);
-                                wl_param_mgr->savePreset( "Meta7-CurrentRegion");
-                                LLWLParamManager::instance()->mAnimator.mIsRunning = false;
-                                LLWLParamManager::instance()->mAnimator.mUseLindenTime = false;
-                                wl_param_mgr->loadPreset( "Meta7-CurrentRegion",true);  
-                        }
-                }
+                WindlightMessage::processWindlight(msg, NULL);
+                return;
         }
-        else if (agent_id != gAgent.getID())
+
+        if( agent_id != gAgent.getID() )
         {
                 llwarns << "GenericMessage for wrong agent" << llendl;
                 return;
         }
         else
         {
-
                 std::string request;
                 LLUUID invoice;
                 LLDispatcher::sparam_t strings;
diff --git a/linden/indra/newview/llwindlightremotectrl.cpp b/linden/indra/newview/llwindlightremotectrl.cpp
index 0beb3e5..b5c15a5 100644
--- a/linden/indra/newview/llwindlightremotectrl.cpp
+++ b/linden/indra/newview/llwindlightremotectrl.cpp
@@ -173,8 +173,7 @@ void LLWindlightRemoteCtrl::refreshPresets()
                 mPresetsCombo->addSimpleElement(getString("midnight"), ADD_BOTTOM);
                 mPresetsCombo->addSimpleElement(getString("revert_region"), ADD_BOTTOM);
 
-                if (mPresetsCombo->getSelectedItemLabel() != currentParams.mName &&
-                        !currentParams.mName.empty())
+                if (!currentParams.mName.empty())
                 {
                         mPresetsCombo->selectByValue(LLSD(currentParams.mName));
                 }
diff --git a/linden/indra/newview/meta7windlight.h b/linden/indra/newview/meta7windlight.h
index 9927558..04ce86d 100644
--- a/linden/indra/newview/meta7windlight.h
+++ b/linden/indra/newview/meta7windlight.h
@@ -1,3 +1,36 @@
+/**
+ * @file lightshare.cpp
+ * @brief Handler for Meta7 Lightshare (region-side Windlight settings).
+ *
+ * Copyright (c) 2010, Tom Meta / Meta7 Project
+ *
+ * The source code in this file ("Source Code") is provided to you
+ * under the terms of the GNU General Public License, version 2.0
+ * ("GPL"). Terms of the GPL can be found in doc/GPL-license.txt in
+ * this distribution, or online at
+ * http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ *
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ *
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ *
+ * ALL SOURCE CODE IS PROVIDED "AS IS." THE AUTHOR MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+
+#ifndef META7WINDLIGHT_H
+#define META7WINDLIGHT_H
+
+#include "linden_common.h"
+
 struct M7Color3{
         M7Color3(){};
         M7Color3(F32 pRed, F32 pGreen, F32 pBlue)
@@ -94,3 +127,5 @@ struct Meta7WindlightPacket {
         
 
 };
+
+#endif