From ba7ad1af7222ae39dfc0e0303fdee820636eddf2 Mon Sep 17 00:00:00 2001
From: andreykproductengine <andreykproductengine@lindenlab.com>
Date: Thu, 9 May 2019 16:18:44 +0300
Subject: SL-9684 Fixed editor edits environment that was freshly applied from
 same editor

---
 indra/newview/llfloaterfixedenvironment.cpp | 45 +++++++++++++++--------------
 indra/newview/llfloaterfixedenvironment.h   |  8 ++---
 2 files changed, 28 insertions(+), 25 deletions(-)

diff --git a/indra/newview/llfloaterfixedenvironment.cpp b/indra/newview/llfloaterfixedenvironment.cpp
index f08c36a7e7..a94b7c219f 100644
--- a/indra/newview/llfloaterfixedenvironment.cpp
+++ b/indra/newview/llfloaterfixedenvironment.cpp
@@ -388,12 +388,14 @@ void LLFloaterFixedEnvironment::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
     std::string ctrl_action = ctrl->getName();
 
     std::string local_desc;
+    LLSettingsBase::ptr_t setting_clone;
     bool is_local = false; // because getString can be empty
     if (mSettings->getSettingsType() == "water")
     {
         LLSettingsWater::ptr_t water = std::static_pointer_cast<LLSettingsWater>(mSettings);
         if (water)
         {
+            setting_clone = water->buildClone();
             // LLViewerFetchedTexture and check for FTT_LOCAL_FILE or check LLLocalBitmapMgr
             if (LLLocalBitmapMgr::isLocal(water->getNormalMapID()))
             {
@@ -412,6 +414,7 @@ void LLFloaterFixedEnvironment::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
         LLSettingsSky::ptr_t sky = std::static_pointer_cast<LLSettingsSky>(mSettings);
         if (sky)
         {
+            setting_clone = sky->buildClone();
             if (LLLocalBitmapMgr::isLocal(sky->getSunTextureId()))
             {
                 local_desc = LLTrans::getString("EnvironmentSun");
@@ -445,19 +448,19 @@ void LLFloaterFixedEnvironment::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
 
     if (ctrl_action == ACTION_SAVE)
     {
-        doApplyUpdateInventory();
+        doApplyUpdateInventory(setting_clone);
     }
     else if (ctrl_action == ACTION_SAVEAS)
     {
         LLSD args;
         args["DESC"] = mSettings->getName();
-        LLNotificationsUtil::add("SaveSettingAs", args, LLSD(), boost::bind(&LLFloaterFixedEnvironment::onSaveAsCommit, this, _1, _2));
+        LLNotificationsUtil::add("SaveSettingAs", args, LLSD(), boost::bind(&LLFloaterFixedEnvironment::onSaveAsCommit, this, _1, _2, setting_clone));
     }
     else if ((ctrl_action == ACTION_APPLY_LOCAL) ||
         (ctrl_action == ACTION_APPLY_PARCEL) ||
         (ctrl_action == ACTION_APPLY_REGION))
     {
-        doApplyEnvironment(ctrl_action);
+        doApplyEnvironment(ctrl_action, setting_clone);
     }
     else
     {
@@ -465,7 +468,7 @@ void LLFloaterFixedEnvironment::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
     }
 }
 
-void LLFloaterFixedEnvironment::onSaveAsCommit(const LLSD& notification, const LLSD& response)
+void LLFloaterFixedEnvironment::onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings)
 {
     S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
     if (0 == option)
@@ -474,7 +477,7 @@ void LLFloaterFixedEnvironment::onSaveAsCommit(const LLSD& notification, const L
         LLStringUtil::trim(settings_name);
         if (mCanMod)
         {
-            doApplyCreateNewInventory(settings_name);
+            doApplyCreateNewInventory(settings_name, settings);
         }
         else if (mInventoryItem)
         {
@@ -514,44 +517,44 @@ void LLFloaterFixedEnvironment::onButtonLoad()
     checkAndConfirmSettingsLoss([this](){ doSelectFromInventory(); });
 }
 
-void LLFloaterFixedEnvironment::doApplyCreateNewInventory(std::string settings_name)
+void LLFloaterFixedEnvironment::doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings)
 {
     if (mInventoryItem)
     {
         LLUUID parent_id = mInventoryItem->getParentUUID();
         U32 next_owner_perm = mInventoryItem->getPermissions().getMaskNextOwner();
-        LLSettingsVOBase::createInventoryItem(mSettings, next_owner_perm, parent_id, settings_name,
+        LLSettingsVOBase::createInventoryItem(settings, next_owner_perm, parent_id, settings_name,
             [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
     }
     else
     {
         LLUUID parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
         // This method knows what sort of settings object to create.
-        LLSettingsVOBase::createInventoryItem(mSettings, parent_id, settings_name,
+        LLSettingsVOBase::createInventoryItem(settings, parent_id, settings_name,
             [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
     }
 }
 
-void LLFloaterFixedEnvironment::doApplyUpdateInventory()
+void LLFloaterFixedEnvironment::doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings)
 {
     LL_DEBUGS("ENVEDIT") << "Update inventory for " << mInventoryId << LL_ENDL;
     if (mInventoryId.isNull())
     {
-        LLSettingsVOBase::createInventoryItem(mSettings, gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS), std::string(),
+        LLSettingsVOBase::createInventoryItem(settings, gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS), std::string(),
             [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
     }
     else
     {
-        LLSettingsVOBase::updateInventoryItem(mSettings, mInventoryId,
+        LLSettingsVOBase::updateInventoryItem(settings, mInventoryId,
             [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryUpdated(asset_id, inventory_id, results); });
     }
 }
 
-void LLFloaterFixedEnvironment::doApplyEnvironment(const std::string &where)
+void LLFloaterFixedEnvironment::doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings)
 {
     if (where == ACTION_APPLY_LOCAL)
     {
-        LLEnvironment::instance().setEnvironment(LLEnvironment::ENV_LOCAL, mSettings);
+        LLEnvironment::instance().setEnvironment(LLEnvironment::ENV_LOCAL, settings);
     }
     else if (where == ACTION_APPLY_PARCEL)
     {
@@ -568,13 +571,13 @@ void LLFloaterFixedEnvironment::doApplyEnvironment(const std::string &where)
         {
             LLEnvironment::instance().updateParcel(parcel->getLocalID(), mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1);
         }
-        else if (mSettings->getSettingsType() == "sky")
+        else if (settings->getSettingsType() == "sky")
         {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsSky>(mSettings), -1, -1);
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
         }
-        else if (mSettings->getSettingsType() == "water")
+        else if (settings->getSettingsType() == "water")
         {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsWater>(mSettings), -1, -1);
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
         }
     }
     else if (where == ACTION_APPLY_REGION)
@@ -583,13 +586,13 @@ void LLFloaterFixedEnvironment::doApplyEnvironment(const std::string &where)
         {
             LLEnvironment::instance().updateRegion(mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1);
         }
-        else if (mSettings->getSettingsType() == "sky")
+        else if (settings->getSettingsType() == "sky")
         {
-            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsSky>(mSettings), -1, -1);
+            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
         }
-        else if (mSettings->getSettingsType() == "water")
+        else if (settings->getSettingsType() == "water")
         {
-            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsWater>(mSettings), -1, -1);
+            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
         }
     }
     else
diff --git a/indra/newview/llfloaterfixedenvironment.h b/indra/newview/llfloaterfixedenvironment.h
index f694e59281..138f26cfd7 100644
--- a/indra/newview/llfloaterfixedenvironment.h
+++ b/indra/newview/llfloaterfixedenvironment.h
@@ -86,9 +86,9 @@ protected:
     LLSettingsBase::ptr_t   mSettings;
 
     virtual void            doImportFromDisk() = 0;
-    virtual void            doApplyCreateNewInventory(std::string settings_name);
-    virtual void            doApplyUpdateInventory();
-    virtual void            doApplyEnvironment(const std::string &where);
+    virtual void            doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings);
+    virtual void            doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings);
+    virtual void            doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings);
     void                    doCloseInventoryFloater(bool quitting = false);
 
     bool                    canUseInventory() const;
@@ -116,7 +116,7 @@ protected:
     void                    onPanelDirtyFlagChanged(bool);
 
     virtual void            onClickCloseBtn(bool app_quitting = false) override;
-    void                    onSaveAsCommit(const LLSD& notification, const LLSD& response);
+    void                    onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings);
 
 private:
     void                    onNameChanged(const std::string &name);
-- 
cgit v1.2.3


From 61c2f820b4f9753fc73d2e338a38f81ff11de791 Mon Sep 17 00:00:00 2001
From: Rider Linden <rider@lindenlab.com>
Date: Thu, 9 May 2019 14:16:01 -0700
Subject: SL-11008: Do not adjust imported windlight density and distance
 multipliers.

---
 indra/newview/llsettingsvo.cpp | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/indra/newview/llsettingsvo.cpp b/indra/newview/llsettingsvo.cpp
index d307e1a947..7e0ec23a06 100644
--- a/indra/newview/llsettingsvo.cpp
+++ b/indra/newview/llsettingsvo.cpp
@@ -566,14 +566,8 @@ void LLSettingsVOSky::convertAtmosphericsToLegacy(LLSD& legacy, LLSD& settings)
         legacy[SETTING_BLUE_DENSITY] = ensure_array_4(legacyhaze[SETTING_BLUE_DENSITY], 1.0);
         legacy[SETTING_BLUE_HORIZON] = ensure_array_4(legacyhaze[SETTING_BLUE_HORIZON], 1.0);
 
-        F32 density_multiplier = legacyhaze[SETTING_DENSITY_MULTIPLIER].asReal();
-        density_multiplier = (density_multiplier < 0.0001f) ? 0.0001f : density_multiplier;
-        density_multiplier *= 0.9f / 2.0f; // take 0 - 2.0 range to 0 - 0.9 range
-        legacy[SETTING_DENSITY_MULTIPLIER] = LLSDArray(density_multiplier)(0.0f)(0.0f)(1.0f);
-
-        F32 distance_multiplier = legacyhaze[SETTING_DISTANCE_MULTIPLIER].asReal();
-        distance_multiplier *= 0.1f; // take 0 - 1000 range to 0 - 100 range
-        legacy[SETTING_DISTANCE_MULTIPLIER] = LLSDArray(distance_multiplier)(0.0f)(0.0f)(1.0f);
+        legacy[SETTING_DENSITY_MULTIPLIER] = LLSDArray(legacyhaze[SETTING_DENSITY_MULTIPLIER].asReal())(0.0f)(0.0f)(1.0f);
+        legacy[SETTING_DISTANCE_MULTIPLIER] = LLSDArray(legacyhaze[SETTING_DISTANCE_MULTIPLIER].asReal())(0.0f)(0.0f)(1.0f);
 
         legacy[SETTING_HAZE_DENSITY]        = LLSDArray(legacyhaze[SETTING_HAZE_DENSITY])(0.0f)(0.0f)(1.0f);
         legacy[SETTING_HAZE_HORIZON]        = LLSDArray(legacyhaze[SETTING_HAZE_HORIZON])(0.0f)(0.0f)(1.0f);
-- 
cgit v1.2.3


From ce910edb0ed6222ad402e4310ccef6a0d0207dd0 Mon Sep 17 00:00:00 2001
From: maxim_productengine <mnikolenko@productengine.com>
Date: Mon, 13 May 2019 16:28:33 +0300
Subject: SL-11150 FIXED [EEP] Settings names get truncated.

---
 indra/llinventory/llsettingsbase.cpp                            | 2 +-
 indra/newview/skins/default/xui/en/floater_fixedenvironment.xml | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/indra/llinventory/llsettingsbase.cpp b/indra/llinventory/llsettingsbase.cpp
index 7d7547ecb1..7f2b5d4597 100644
--- a/indra/llinventory/llsettingsbase.cpp
+++ b/indra/llinventory/llsettingsbase.cpp
@@ -389,7 +389,7 @@ bool LLSettingsBase::validate()
 
 LLSD LLSettingsBase::settingValidation(LLSD &settings, validation_list_t &validations, bool partial)
 {
-    static Validator  validateName(SETTING_NAME, false, LLSD::TypeString, boost::bind(&Validator::verifyStringLength, _1, 32));
+    static Validator  validateName(SETTING_NAME, false, LLSD::TypeString, boost::bind(&Validator::verifyStringLength, _1, 63));
     static Validator  validateId(SETTING_ID, false, LLSD::TypeUUID);
     static Validator  validateHash(SETTING_HASH, false, LLSD::TypeInteger);
     static Validator  validateType(SETTING_TYPE, false, LLSD::TypeString);
diff --git a/indra/newview/skins/default/xui/en/floater_fixedenvironment.xml b/indra/newview/skins/default/xui/en/floater_fixedenvironment.xml
index 348c0ce195..dbf91b0834 100644
--- a/indra/newview/skins/default/xui/en/floater_fixedenvironment.xml
+++ b/indra/newview/skins/default/xui/en/floater_fixedenvironment.xml
@@ -44,7 +44,7 @@
                     width="250"
                     name="settings_name"
                     prevalidate_callback="ascii"
-                    max_length_chars="32"
+                    max_length_chars="63"
                     height="20"/>
             <button
                     height="23"
-- 
cgit v1.2.3


From 27c96405a489327302ebeb7d192788447932d7f1 Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Mon, 13 May 2019 09:49:53 -0700
Subject: SL-10996

Restore old sun matrix gen code.

Make sky use correct colorspace.

Make sunlight color the CPU-generated WL color when not using atmo shaders or deferred (helps 11107).
---
 .../shaders/class1/deferred/shadowUtil.glsl        |    2 +-
 .../shaders/class2/deferred/softenLightF.glsl      |    8 +-
 indra/newview/llvosky.cpp                          |    8 +-
 indra/newview/pipeline.cpp                         | 1376 +++++++++-----------
 4 files changed, 662 insertions(+), 732 deletions(-)

diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
index bea016300d..4134220306 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
@@ -50,7 +50,7 @@ float pcfShadow(sampler2DShadow shadowMap, vec3 norm, vec4 stc, float bias_mul,
 {
     float offset = shadow_bias * bias_mul;
     stc.xyz /= stc.w;
-    stc.z += offset * 3.0;
+    stc.z += offset * 2.0;
     stc.x = floor(stc.x*shadow_res.x + fract(pos_screen.y*shadow_res.y))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here
     float cs = shadow2D(shadowMap, stc.xyz).x;
     float shadow = cs * 4.0;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 03e5143fca..e41b4b99a3 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -190,11 +190,10 @@ vec3 post_atmo = color.rgb;
             bloom = fogged.a;
         #endif
 
+// srgb colorspace debuggables
 //color.rgb = amblit;
-//color.rgb = vec3(ambient);
 //color.rgb = sunlit;
 //color.rgb = post_ambient;
-//color.rgb = vec3(final_da);
 //color.rgb = sun_contrib;
 //color.rgb = post_sunlight;
 //color.rgb = diffuse_srgb.rgb;
@@ -208,6 +207,11 @@ vec3 post_atmo = color.rgb;
         color.rgb = srgb_to_linear(color.rgb);
     }
 
+// linear debuggables
+//color.rgb = vec3(final_da);
+//color.rgb = vec3(ambient);
+//color.rgb = vec3(scol);
+
     frag_color.rgb = color.rgb;
     frag_color.a = bloom;
 }
diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp
index a181fdaf50..7e0f377953 100644
--- a/indra/newview/llvosky.cpp
+++ b/indra/newview/llvosky.cpp
@@ -207,10 +207,14 @@ void LLSkyTex::create(const F32 brightness)
 
 void LLSkyTex::createGLImage(S32 which)
 {	
-    if (LLPipeline::RenderDeferred) {
+#if USE_SRGB_DECODE
+    if (LLPipeline::RenderDeferred)
+    {
         mTexture[which]->setExplicitFormat(GL_SRGB8_ALPHA8, GL_RGBA);
     }
-    else {
+    else
+#endif
+    {
         mTexture[which]->setExplicitFormat(GL_RGBA8, GL_RGBA);
     }
 	mTexture[which]->createGLTexture(0, mImageRaw[which], 0, TRUE, LLGLTexture::LOCAL);
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 211993fb46..7578d6a647 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -6215,7 +6215,16 @@ void LLPipeline::setupHWLights(LLDrawPool* pool)
         mMoonDir.setVec(moon_dir);
 
         // calculates diffuse sunlight per-pixel downstream, just provide setting sunlight_color
-        mSunDiffuse.setVec(psky->getSunlightColor());
+        if (canUseWindLightShaders())
+        {
+            mSunDiffuse.setVec(psky->getSunlightColor());
+        }
+        else
+        {
+            // not using atmo shaders, use CPU-generated attenuated sunlight diffuse...
+            mSunDiffuse.setVec(psky->getSunDiffuse());
+        }
+
         mMoonDiffuse.setVec(psky->getMoonDiffuse());
 
         F32 max_color = llmax(mSunDiffuse.mV[0], mSunDiffuse.mV[1], mSunDiffuse.mV[2]);
@@ -7551,7 +7560,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 		
 		gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
 		
-		mScreen.bindTexture(0, 0, LLTexUnit::TFO_BILINEAR);
+		mScreen.bindTexture(0, 0, LLTexUnit::TFO_POINT);
 		
 		gGL.color4f(1,1,1,1);
 		gPipeline.enableLightsFullbright(LLColor4(1,1,1,1));
@@ -7784,7 +7793,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 				S32 channel = shader->enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
 				if (channel > -1)
 				{
-					mScreen.bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+					mScreen.bindTexture(0, channel);
 				}
 
 				shader->uniform1f(LLShaderMgr::DOF_FOCAL_DISTANCE, -subject_distance/1000.f);
@@ -7823,7 +7832,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 				S32 channel = shader->enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mDeferredLight.getUsage());
 				if (channel > -1)
 				{
-					mDeferredLight.bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+					mDeferredLight.bindTexture(0, channel);
 				}
 
 				shader->uniform1f(LLShaderMgr::DOF_MAX_COF, CameraMaxCoF);
@@ -7915,7 +7924,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 			S32 channel = shader->enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
 			if (channel > -1)
 			{
-				mScreen.bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+				mScreen.bindTexture(0, channel);
 			}
 
 			if (!LLViewerCamera::getInstance()->cameraUnderWater())
@@ -7962,7 +7971,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 			S32 channel = shader->enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mDeferredLight.getUsage());
 			if (channel > -1)
 			{
-				mDeferredLight.bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+				mDeferredLight.bindTexture(0, channel);
 			}
 						
 			gGL.begin(LLRender::TRIANGLE_STRIP);
@@ -8217,7 +8226,7 @@ void LLPipeline::bindDeferredShader(LLGLSLShader& shader, LLRenderTarget* light_
     channel = shader.enableTexture(LLShaderMgr::DEFERRED_BLOOM);
     if (channel > -1)
     {
-        mGlow[1].bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+        mGlow[1].bindTexture(0, channel);
     }
 
     stop_glerror();
@@ -10019,862 +10028,775 @@ static LLTrace::BlockTimerStatHandle FTM_GEN_SUN_SHADOW_SPOT_RENDER("Spot Shadow
 
 void LLPipeline::generateSunShadow(LLCamera& camera)
 {
-    if (!sRenderDeferred || RenderShadowDetail <= 0)
-    {
-        if (mNeedsShadowTargetClear)
-        {
-            LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
-
-            for (S32 j = 0; j < 6; j++)
-            {
-                LLRenderTarget* shadow_target = getShadowTarget(j);
-                if (shadow_target)
-                {
-                    shadow_target->bindTarget();
-                    shadow_target->clear();
-                    shadow_target->flush();
-                }
-            }
-            mNeedsShadowTargetClear = false;
-        }
-
-        return;
-    }
-
-    mNeedsShadowTargetClear = true;
-
-    LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW);
-
-    LLEnvironment& environment = LLEnvironment::instance();
-    LLSettingsSky::ptr_t psky = environment.getCurrentSky();
-
-    bool skip_avatar_update = false;
-    if (!isAgentAvatarValid() || gAgentCamera.getCameraAnimating() || gAgentCamera.getCameraMode() != CAMERA_MODE_MOUSELOOK || !LLVOAvatar::sVisibleInFirstPerson)
-    {
-        skip_avatar_update = true;
-    }
-
-    F64 last_modelview[16];
-    F64 last_projection[16];
-    for (U32 i = 0; i < 16; i++)
-    { //store last_modelview of world camera
-        last_modelview[i] = gGLLastModelView[i];
-        last_projection[i] = gGLLastProjection[i];
-    }
-
-    pushRenderTypeMask();
-    andRenderTypeMask(LLPipeline::RENDER_TYPE_SIMPLE,
-                    LLPipeline::RENDER_TYPE_ALPHA,
-                    LLPipeline::RENDER_TYPE_GRASS,
-                    LLPipeline::RENDER_TYPE_FULLBRIGHT,
-                    LLPipeline::RENDER_TYPE_BUMP,
-                    LLPipeline::RENDER_TYPE_VOLUME,
-                    LLPipeline::RENDER_TYPE_AVATAR,
-                    LLPipeline::RENDER_TYPE_TREE, 
-                    LLPipeline::RENDER_TYPE_TERRAIN,
-                    LLPipeline::RENDER_TYPE_WATER,
-                    LLPipeline::RENDER_TYPE_VOIDWATER,
-                    LLPipeline::RENDER_TYPE_PASS_ALPHA,
-                    LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_GRASS,
-                    LLPipeline::RENDER_TYPE_PASS_SIMPLE,
-                    LLPipeline::RENDER_TYPE_PASS_BUMP,
-                    LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT,
-                    LLPipeline::RENDER_TYPE_PASS_SHINY,
-                    LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY,
-                    LLPipeline::RENDER_TYPE_PASS_MATERIAL,
-                    LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA,
-                    LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA_EMISSIVE,
-                    LLPipeline::RENDER_TYPE_PASS_SPECMAP,
-                    LLPipeline::RENDER_TYPE_PASS_SPECMAP_BLEND,
-                    LLPipeline::RENDER_TYPE_PASS_SPECMAP_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_SPECMAP_EMISSIVE,
-                    LLPipeline::RENDER_TYPE_PASS_NORMMAP,
-                    LLPipeline::RENDER_TYPE_PASS_NORMMAP_BLEND,
-                    LLPipeline::RENDER_TYPE_PASS_NORMMAP_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_NORMMAP_EMISSIVE,
-                    LLPipeline::RENDER_TYPE_PASS_NORMSPEC,
-                    LLPipeline::RENDER_TYPE_PASS_NORMSPEC_BLEND,
-                    LLPipeline::RENDER_TYPE_PASS_NORMSPEC_MASK,
-                    LLPipeline::RENDER_TYPE_PASS_NORMSPEC_EMISSIVE,
-                    END_RENDER_TYPES);
-
-    S32 shadow_detail = gSavedSettings.getS32("RenderShadowDetail");
-
-    // if not using VSM, disable color writes
-    if (shadow_detail <= 2)
-    {
-        gGL.setColorMask(false, false);
-    }
+	if (!sRenderDeferred || RenderShadowDetail <= 0)
+	{
+		return;
+	}
 
-    bool sun_up         = environment.getIsSunUp();
-    bool moon_up        = environment.getIsMoonUp();
+	LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW);
 
-    bool ignore_shadows = (shadow_detail == 0); // explicitly disabled shadows
+	bool skip_avatar_update = false;
+	if (!isAgentAvatarValid() || gAgentCamera.getCameraAnimating() || gAgentCamera.getCameraMode() != CAMERA_MODE_MOUSELOOK || !LLVOAvatar::sVisibleInFirstPerson)
+	{
 
-    // no sun or moon, no shadows
-    if (!sun_up && !moon_up)
-    {
-        ignore_shadows |= true;
-    }
-    // only moon and moon is black
-    else if (!sun_up && moon_up & (mMoonDiffuse == LLColor4::black))
-    {
-        ignore_shadows |= true;
-    }
-    // only sun and sun is black
-    else if (!moon_up && sun_up && (mSunDiffuse == LLColor4::black))
-    {
-        ignore_shadows |= true;
-    }
-    // both up, but both black
-    else if ((mSunDiffuse == LLColor4::black) && (mMoonDiffuse == LLColor4::black))
-    {
-        ignore_shadows |= true;
-    }
+		skip_avatar_update = true;
+	}
 
-    if (ignore_shadows)
-    { //sun diffuse is totally black, shadows don't matter
-        LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
+	if (!skip_avatar_update)
+	{
+		gAgentAvatarp->updateAttachmentVisibility(CAMERA_MODE_THIRD_PERSON);
+	}
 
-        for (S32 j = 0; j < 4; j++)
-        {
-            LLRenderTarget* shadow_target = getShadowTarget(j);
-            if (shadow_target)
-            {
-                shadow_target->bindTarget();
-                shadow_target->clear();
-                shadow_target->flush();
-            }
-        }
+	F64 last_modelview[16];
+	F64 last_projection[16];
+	for (U32 i = 0; i < 16; i++)
+	{ //store last_modelview of world camera
+		last_modelview[i] = gGLLastModelView[i];
+		last_projection[i] = gGLLastProjection[i];
+	}
 
-        if (shadow_detail == 0) 
-        {
-            for (S32 j = 4; j < 6; j++)
-            {
-                LLRenderTarget* shadow_target = getShadowTarget(j);
-                if (shadow_target)
-                {
-                    shadow_target->bindTarget();
-                    shadow_target->clear();
-                    shadow_target->flush();
-                }
-            }
-        }
-    }
+	pushRenderTypeMask();
+	andRenderTypeMask(LLPipeline::RENDER_TYPE_SIMPLE,
+					LLPipeline::RENDER_TYPE_ALPHA,
+					LLPipeline::RENDER_TYPE_GRASS,
+					LLPipeline::RENDER_TYPE_FULLBRIGHT,
+					LLPipeline::RENDER_TYPE_BUMP,
+					LLPipeline::RENDER_TYPE_VOLUME,
+					LLPipeline::RENDER_TYPE_AVATAR,
+					LLPipeline::RENDER_TYPE_TREE, 
+					LLPipeline::RENDER_TYPE_TERRAIN,
+					LLPipeline::RENDER_TYPE_WATER,
+					LLPipeline::RENDER_TYPE_VOIDWATER,
+					LLPipeline::RENDER_TYPE_PASS_ALPHA,
+					LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK,
+					LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK,
+					LLPipeline::RENDER_TYPE_PASS_GRASS,
+					LLPipeline::RENDER_TYPE_PASS_SIMPLE,
+					LLPipeline::RENDER_TYPE_PASS_BUMP,
+					LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT,
+					LLPipeline::RENDER_TYPE_PASS_SHINY,
+					LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY,
+					LLPipeline::RENDER_TYPE_PASS_MATERIAL,
+					LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA,
+					LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA_MASK,
+					LLPipeline::RENDER_TYPE_PASS_MATERIAL_ALPHA_EMISSIVE,
+					LLPipeline::RENDER_TYPE_PASS_SPECMAP,
+					LLPipeline::RENDER_TYPE_PASS_SPECMAP_BLEND,
+					LLPipeline::RENDER_TYPE_PASS_SPECMAP_MASK,
+					LLPipeline::RENDER_TYPE_PASS_SPECMAP_EMISSIVE,
+					LLPipeline::RENDER_TYPE_PASS_NORMMAP,
+					LLPipeline::RENDER_TYPE_PASS_NORMMAP_BLEND,
+					LLPipeline::RENDER_TYPE_PASS_NORMMAP_MASK,
+					LLPipeline::RENDER_TYPE_PASS_NORMMAP_EMISSIVE,
+					LLPipeline::RENDER_TYPE_PASS_NORMSPEC,
+					LLPipeline::RENDER_TYPE_PASS_NORMSPEC_BLEND,
+					LLPipeline::RENDER_TYPE_PASS_NORMSPEC_MASK,
+					LLPipeline::RENDER_TYPE_PASS_NORMSPEC_EMISSIVE,
+					END_RENDER_TYPES);
+
+	gGL.setColorMask(false, false);
 
-    //get sun view matrix
-    
-    //store current projection/modelview matrix
-    glh::matrix4f saved_proj = get_current_projection();
-    glh::matrix4f saved_view = get_current_modelview();
-    glh::matrix4f inv_view = saved_view.inverse();
+    LLEnvironment& environment = LLEnvironment::instance();
 
-    glh::matrix4f view[6];
-    glh::matrix4f proj[6];
-    
-    //clip contains parallel split distances for 3 splits
-    LLVector3 clip = RenderShadowClipPlanes;
+	//get sun view matrix
+	
+	//store current projection/modelview matrix
+	glh::matrix4f saved_proj = get_current_projection();
+	glh::matrix4f saved_view = get_current_modelview();
+	glh::matrix4f inv_view = saved_view.inverse();
 
-    //F32 slope_threshold = gSavedSettings.getF32("RenderShadowSlopeThreshold");
+	glh::matrix4f view[6];
+	glh::matrix4f proj[6];
+	
+	//clip contains parallel split distances for 3 splits
+	LLVector3 clip = RenderShadowClipPlanes;
 
-    //far clip on last split is minimum of camera view distance and 128
-    mSunClipPlanes = LLVector4(clip, clip.mV[2] * clip.mV[2]/clip.mV[1]);
+    LLVector3 caster_dir(environment.getIsSunUp() ? mSunDir : mMoonDir);
 
-    clip = RenderShadowOrthoClipPlanes;
-    mSunOrthoClipPlanes = LLVector4(clip, clip.mV[2]*clip.mV[2]/clip.mV[1]);
+	//F32 slope_threshold = gSavedSettings.getF32("RenderShadowSlopeThreshold");
 
-    //currently used for amount to extrude frusta corners for constructing shadow frusta
-    //LLVector3 n = RenderShadowNearDist;
-    //F32 nearDist[] = { n.mV[0], n.mV[1], n.mV[2], n.mV[2] };
+	//far clip on last split is minimum of camera view distance and 128
+	mSunClipPlanes = LLVector4(clip, clip.mV[2] * clip.mV[2]/clip.mV[1]);
 
-    LLVector3 caster_dir(environment.getIsSunUp() ? mSunDir : mMoonDir);
+	clip = RenderShadowOrthoClipPlanes;
+	mSunOrthoClipPlanes = LLVector4(clip, clip.mV[2]*clip.mV[2]/clip.mV[1]);
 
-    //put together a universal "near clip" plane for shadow frusta
-    LLPlane shadow_near_clip;
-    {        
-        LLVector3 p = gAgent.getPositionAgent();
-        p += caster_dir * RenderFarClip*2.f;
-        shadow_near_clip.setVec(p, caster_dir);
-    }
+	//currently used for amount to extrude frusta corners for constructing shadow frusta
+	//LLVector3 n = RenderShadowNearDist;
+	//F32 nearDist[] = { n.mV[0], n.mV[1], n.mV[2], n.mV[2] };
 
-    LLVector3 lightDir = -caster_dir;
-    lightDir.normVec();
+	//put together a universal "near clip" plane for shadow frusta
+	LLPlane shadow_near_clip;
+	{
+		LLVector3 p = gAgent.getPositionAgent();
+		p += caster_dir * RenderFarClip*2.f;
+		shadow_near_clip.setVec(p, caster_dir);
+	}
 
-    glh::vec3f light_dir(lightDir.mV);
+	LLVector3 lightDir = -caster_dir;
+	lightDir.normVec();
 
-    //create light space camera matrix
-    
-    LLVector3 at = lightDir;
+	glh::vec3f light_dir(lightDir.mV);
 
-    LLVector3 up = camera.getAtAxis();
+	//create light space camera matrix
+	
+	LLVector3 at = lightDir;
 
-    if (fabsf(up*lightDir) > 0.75f)
-    {
-        up = camera.getUpAxis();
-    }
+	LLVector3 up = camera.getAtAxis();
 
-    /*LLVector3 left = up%at;
-    up = at%left;*/
+	if (fabsf(up*lightDir) > 0.75f)
+	{
+		up = camera.getUpAxis();
+	}
 
-    up.normVec();
-    at.normVec();
-    
-    LLCamera main_camera = camera;
-    
-    F32 near_clip = 0.f;
-    {
-        //get visible point cloud
-        std::vector<LLVector3> fp;
+	/*LLVector3 left = up%at;
+	up = at%left;*/
 
-        main_camera.calcAgentFrustumPlanes(main_camera.mAgentFrustum);
-        
-        LLVector3 min,max;
-        getVisiblePointCloud(main_camera,min,max,fp);
+	up.normVec();
+	at.normVec();
+	
+	
+	LLCamera main_camera = camera;
+	
+	F32 near_clip = 0.f;
+	{
+		//get visible point cloud
+		std::vector<LLVector3> fp;
 
-        if (fp.empty())
-        {
-            if (!hasRenderDebugMask(RENDER_DEBUG_SHADOW_FRUSTA))
-            {
-                mShadowCamera[0] = main_camera;
-                mShadowExtents[0][0] = min;
-                mShadowExtents[0][1] = max;
-
-                mShadowFrustPoints[0].clear();
-                mShadowFrustPoints[1].clear();
-                mShadowFrustPoints[2].clear();
-                mShadowFrustPoints[3].clear();
-            }
-            popRenderTypeMask();
+		main_camera.calcAgentFrustumPlanes(main_camera.mAgentFrustum);
+		
+		LLVector3 min,max;
+		getVisiblePointCloud(main_camera,min,max,fp);
 
-            if (!skip_avatar_update)
-            {
-                gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
-            }
+		if (fp.empty())
+		{
+			if (!hasRenderDebugMask(RENDER_DEBUG_SHADOW_FRUSTA))
+			{
+				mShadowCamera[0] = main_camera;
+				mShadowExtents[0][0] = min;
+				mShadowExtents[0][1] = max;
 
-            return;
-        }
+				mShadowFrustPoints[0].clear();
+				mShadowFrustPoints[1].clear();
+				mShadowFrustPoints[2].clear();
+				mShadowFrustPoints[3].clear();
+			}
+			popRenderTypeMask();
 
-        //get good split distances for frustum
-        for (U32 i = 0; i < fp.size(); ++i)
-        {
-            glh::vec3f v(fp[i].mV);
-            saved_view.mult_matrix_vec(v);
-            fp[i].setVec(v.v);
-        }
+			if (!skip_avatar_update)
+			{
+				gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
+			}
 
-        min = fp[0];
-        max = fp[0];
+			return;
+		}
 
-        //get camera space bounding box
-        for (U32 i = 1; i < fp.size(); ++i)
-        {
-            update_min_max(min, max, fp[i]);
-        }
+		//get good split distances for frustum
+		for (U32 i = 0; i < fp.size(); ++i)
+		{
+			glh::vec3f v(fp[i].mV);
+			saved_view.mult_matrix_vec(v);
+			fp[i].setVec(v.v);
+		}
 
-        near_clip = -max.mV[2];
-        F32 far_clip = -min.mV[2]*2.f;
+		min = fp[0];
+		max = fp[0];
 
-        //far_clip = llmin(far_clip, 128.f);
-        far_clip = llmin(far_clip, camera.getFar());
+		//get camera space bounding box
+		for (U32 i = 1; i < fp.size(); ++i)
+		{
+			update_min_max(min, max, fp[i]);
+		}
 
-        F32 range = far_clip-near_clip;
+		near_clip    = llclamp(-max.mV[2], 0.01f, 4.0f);
+		F32 far_clip = llclamp(-min.mV[2]*2.f, 16.0f, 512.0f);
 
-        LLVector3 split_exp = RenderShadowSplitExponent;
+		//far_clip = llmin(far_clip, 128.f);
+		far_clip = llmin(far_clip, camera.getFar());
 
-        F32 da = 1.f-llmax( fabsf(lightDir*up), fabsf(lightDir*camera.getLeftAxis()) );
-        
-        da = powf(da, split_exp.mV[2]);
+		F32 range = far_clip-near_clip;
 
-        F32 sxp = split_exp.mV[1] + (split_exp.mV[0]-split_exp.mV[1])*da;
-        
-        for (U32 i = 0; i < 4; ++i)
-        {
-            F32 x = (F32)(i+1)/4.f;
-            x = powf(x, sxp);
-            mSunClipPlanes.mV[i] = near_clip+range*x;
-        }
+		LLVector3 split_exp = RenderShadowSplitExponent;
 
-        mSunClipPlanes.mV[0] *= 1.25f; //bump back first split for transition padding
-    }
+		F32 da = 1.f-llmax( fabsf(lightDir*up), fabsf(lightDir*camera.getLeftAxis()) );
+		
+		da = powf(da, split_exp.mV[2]);
 
-    // convenience array of 4 near clip plane distances
-    F32 dist[] = { near_clip, mSunClipPlanes.mV[0], mSunClipPlanes.mV[1], mSunClipPlanes.mV[2], mSunClipPlanes.mV[3] };
+		F32 sxp = split_exp.mV[1] + (split_exp.mV[0]-split_exp.mV[1])*da;
+		
+		for (U32 i = 0; i < 4; ++i)
+		{
+			F32 x = (F32)(i+1)/4.f;
+			x = powf(x, sxp);
+			mSunClipPlanes.mV[i] = near_clip+range*x;
+		}
 
-    if (!ignore_shadows)
-    {
-        for (S32 j = 0; j < 4; j++)
-        {
-            LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW_SETUP);
+		mSunClipPlanes.mV[0] *= 1.25f; //bump back first split for transition padding
+	}
 
-            if (!hasRenderDebugMask(RENDER_DEBUG_SHADOW_FRUSTA))
-            {
-                mShadowFrustPoints[j].clear();
-            }
+	// convenience array of 4 near clip plane distances
+	F32 dist[] = { near_clip, mSunClipPlanes.mV[0], mSunClipPlanes.mV[1], mSunClipPlanes.mV[2], mSunClipPlanes.mV[3] };
+	
 
-            LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW0+j);
+	if (mSunDiffuse == LLColor4::black)
+	{ //sun diffuse is totally black, shadows don't matter
+		LLGLDepthTest depth(GL_TRUE);
 
-            //restore render matrices
-            set_current_modelview(saved_view);
-            set_current_projection(saved_proj);
+		for (S32 j = 0; j < 4; j++)
+		{
+			mShadow[j].bindTarget();
+			mShadow[j].clear();
+			mShadow[j].flush();
+		}
+	}
+	else
+	{
+		for (S32 j = 0; j < 4; j++)
+		{
+			if (!hasRenderDebugMask(RENDER_DEBUG_SHADOW_FRUSTA))
+			{
+				mShadowFrustPoints[j].clear();
+			}
 
-            LLVector3 eye = camera.getOrigin();
+			LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW0+j);
 
-            //camera used for shadow cull/render
-            LLCamera shadow_cam;
-        
-            //create world space camera frustum for this split
-            shadow_cam = camera;
-            shadow_cam.setFar(16.f);
-    
-            LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
+			//restore render matrices
+			set_current_modelview(saved_view);
+			set_current_projection(saved_proj);
 
-            LLVector3* frust = shadow_cam.mAgentFrustum;
+			LLVector3 eye = camera.getOrigin();
 
-            LLVector3 pn = shadow_cam.getAtAxis();
-        
-            LLVector3 min, max;
+			//camera used for shadow cull/render
+			LLCamera shadow_cam;
+		
+			//create world space camera frustum for this split
+			shadow_cam = camera;
+			shadow_cam.setFar(16.f);
+	
+			LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
 
-            //construct 8 corners of split frustum section
-            for (U32 i = 0; i < 4; i++)
-            {
-                LLVector3 delta = frust[i+4]-eye;
-                delta += (frust[i+4]-frust[(i+2)%4+4])*0.05f;
-                delta.normVec();
-                F32 dp = delta*pn;
-                frust[i] = eye + (delta*dist[j]*0.75f)/dp;
-                frust[i+4] = eye + (delta*dist[j+1]*1.25f)/dp;
-            }
-                        
-            shadow_cam.calcAgentFrustumPlanes(frust);
-            shadow_cam.mFrustumCornerDist = 0.f;
-        
-            if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
-            {
-                mShadowCamera[j] = shadow_cam;
-            }
+			LLVector3* frust = shadow_cam.mAgentFrustum;
 
-            std::vector<LLVector3> fp;
+			LLVector3 pn = shadow_cam.getAtAxis();
+		
+			LLVector3 min, max;
 
-            if (!gPipeline.getVisiblePointCloud(shadow_cam, min, max, fp, lightDir))
-            {
-                //no possible shadow receivers
-                if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
-                {
-                    mShadowExtents[j][0] = LLVector3();
-                    mShadowExtents[j][1] = LLVector3();
-                    mShadowCamera[j+4] = shadow_cam;
-                }
+			//construct 8 corners of split frustum section
+			for (U32 i = 0; i < 4; i++)
+			{
+				LLVector3 delta = frust[i+4]-eye;
+				delta += (frust[i+4]-frust[(i+2)%4+4])*0.05f;
+				delta.normVec();
+				F32 dp = delta*pn;
+				frust[i] = eye + (delta*dist[j]*0.75f)/dp;
+				frust[i+4] = eye + (delta*dist[j+1]*1.25f)/dp;
+			}
+						
+			shadow_cam.calcAgentFrustumPlanes(frust);
+			shadow_cam.mFrustumCornerDist = 0.f;
+		
+			if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
+			{
+				mShadowCamera[j] = shadow_cam;
+			}
 
-                LLRenderTarget* shadow_target = getShadowTarget(j);
-                if (shadow_target)
-                {
-                    shadow_target->bindTarget();
-                    {
-                        LLGLDepthTest depth(GL_TRUE);
-                        shadow_target->clear();
-                    }
-                    shadow_target->flush();
-                }
+			std::vector<LLVector3> fp;
 
-                mShadowError.mV[j] = 0.f;
-                mShadowFOV.mV[j] = 0.f;
+			if (!gPipeline.getVisiblePointCloud(shadow_cam, min, max, fp, lightDir))
+			{
+				//no possible shadow receivers
+				if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
+				{
+					mShadowExtents[j][0] = LLVector3();
+					mShadowExtents[j][1] = LLVector3();
+					mShadowCamera[j+4] = shadow_cam;
+				}
 
-                continue;
-            }
+				mShadow[j].bindTarget();
+				{
+					LLGLDepthTest depth(GL_TRUE);
+					mShadow[j].clear();
+				}
+				mShadow[j].flush();
 
-            if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
-            {
-                mShadowExtents[j][0] = min;
-                mShadowExtents[j][1] = max;
-                mShadowFrustPoints[j] = fp;
-            }
-                
+				mShadowError.mV[j] = 0.f;
+				mShadowFOV.mV[j] = 0.f;
 
-            //find a good origin for shadow projection
-            LLVector3 origin;
+				continue;
+			}
 
-            //get a temporary view projection
-            view[j] = look(camera.getOrigin(), lightDir, -up);
+			if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
+			{
+				mShadowExtents[j][0] = min;
+				mShadowExtents[j][1] = max;
+				mShadowFrustPoints[j] = fp;
+			}
+				
 
-            std::vector<LLVector3> wpf;
+			//find a good origin for shadow projection
+			LLVector3 origin;
 
-            for (U32 i = 0; i < fp.size(); i++)
-            {
-                glh::vec3f p = glh::vec3f(fp[i].mV);
-                view[j].mult_matrix_vec(p);
-                wpf.push_back(LLVector3(p.v));
-            }
+			//get a temporary view projection
+			view[j] = look(camera.getOrigin(), lightDir, -up);
 
-            min = wpf[0];
-            max = wpf[0];
+			std::vector<LLVector3> wpf;
 
-            for (U32 i = 0; i < fp.size(); ++i)
-            { //get AABB in camera space
-                update_min_max(min, max, wpf[i]);
-            }
+			for (U32 i = 0; i < fp.size(); i++)
+			{
+				glh::vec3f p = glh::vec3f(fp[i].mV);
+				view[j].mult_matrix_vec(p);
+				wpf.push_back(LLVector3(p.v));
+			}
 
-            // Construct a perspective transform with perspective along y-axis that contains
-            // points in wpf
-            //Known:
-            // - far clip plane
-            // - near clip plane
-            // - points in frustum
-            //Find:
-            // - origin
-
-            //get some "interesting" points of reference
-            LLVector3 center = (min+max)*0.5f;
-            LLVector3 size = (max-min)*0.5f;
-            LLVector3 near_center = center;
-            near_center.mV[1] += size.mV[1]*2.f;
-        
-        
-            //put all points in wpf in quadrant 0, reletive to center of min/max
-            //get the best fit line using least squares
-            F32 bfm = 0.f;
-            F32 bfb = 0.f;
+			min = wpf[0];
+			max = wpf[0];
 
-            for (U32 i = 0; i < wpf.size(); ++i)
-            {
-                wpf[i] -= center;
-                wpf[i].mV[0] = fabsf(wpf[i].mV[0]);
-                wpf[i].mV[2] = fabsf(wpf[i].mV[2]);
-            }
+			for (U32 i = 0; i < fp.size(); ++i)
+			{ //get AABB in camera space
+				update_min_max(min, max, wpf[i]);
+			}
 
-            if (!wpf.empty())
-            { 
-                F32 sx = 0.f;
-                F32 sx2 = 0.f;
-                F32 sy = 0.f;
-                F32 sxy = 0.f;
-            
-                for (U32 i = 0; i < wpf.size(); ++i)
-                {       
-                    sx += wpf[i].mV[0];
-                    sx2 += wpf[i].mV[0]*wpf[i].mV[0];
-                    sy += wpf[i].mV[1];
-                    sxy += wpf[i].mV[0]*wpf[i].mV[1]; 
-                }
+			// Construct a perspective transform with perspective along y-axis that contains
+			// points in wpf
+			//Known:
+			// - far clip plane
+			// - near clip plane
+			// - points in frustum
+			//Find:
+			// - origin
 
-                bfm = (sy*sx-wpf.size()*sxy)/(sx*sx-wpf.size()*sx2);
-                bfb = (sx*sxy-sy*sx2)/(sx*sx-bfm*sx2);
-            }
-        
-            {
-                // best fit line is y=bfm*x+bfb
-        
-                //find point that is furthest to the right of line
-                F32 off_x = -1.f;
-                LLVector3 lp;
+			//get some "interesting" points of reference
+			LLVector3 center = (min+max)*0.5f;
+			LLVector3 size = (max-min)*0.5f;
+			LLVector3 near_center = center;
+			near_center.mV[1] += size.mV[1]*2.f;
+		
+		
+			//put all points in wpf in quadrant 0, reletive to center of min/max
+			//get the best fit line using least squares
+			F32 bfm = 0.f;
+			F32 bfb = 0.f;
 
-                for (U32 i = 0; i < wpf.size(); ++i)
-                {
-                    //y = bfm*x+bfb
-                    //x = (y-bfb)/bfm
-                    F32 lx = (wpf[i].mV[1]-bfb)/bfm;
+			for (U32 i = 0; i < wpf.size(); ++i)
+			{
+				wpf[i] -= center;
+				wpf[i].mV[0] = fabsf(wpf[i].mV[0]);
+				wpf[i].mV[2] = fabsf(wpf[i].mV[2]);
+			}
 
-                    lx = wpf[i].mV[0]-lx;
-                
-                    if (off_x < lx)
-                    {
-                        off_x = lx;
-                        lp = wpf[i];
-                    }
-                }
+			if (!wpf.empty())
+			{ 
+				F32 sx = 0.f;
+				F32 sx2 = 0.f;
+				F32 sy = 0.f;
+				F32 sxy = 0.f;
+			
+				for (U32 i = 0; i < wpf.size(); ++i)
+				{		
+					sx += wpf[i].mV[0];
+					sx2 += wpf[i].mV[0]*wpf[i].mV[0];
+					sy += wpf[i].mV[1];
+					sxy += wpf[i].mV[0]*wpf[i].mV[1]; 
+				}
 
-                //get line with slope bfm through lp
-                // bfb = y-bfm*x
-                bfb = lp.mV[1]-bfm*lp.mV[0];
+				bfm = (sy*sx-wpf.size()*sxy)/(sx*sx-wpf.size()*sx2);
+				bfb = (sx*sxy-sy*sx2)/(sx*sx-bfm*sx2);
+			}
+		
+			{
+				// best fit line is y=bfm*x+bfb
+		
+				//find point that is furthest to the right of line
+				F32 off_x = -1.f;
+				LLVector3 lp;
 
-                //calculate error
-                mShadowError.mV[j] = 0.f;
+				for (U32 i = 0; i < wpf.size(); ++i)
+				{
+					//y = bfm*x+bfb
+					//x = (y-bfb)/bfm
+					F32 lx = (wpf[i].mV[1]-bfb)/bfm;
 
-                for (U32 i = 0; i < wpf.size(); ++i)
-                {
-                    F32 lx = (wpf[i].mV[1]-bfb)/bfm;
-                    mShadowError.mV[j] += fabsf(wpf[i].mV[0]-lx);
-                }
+					lx = wpf[i].mV[0]-lx;
+				
+					if (off_x < lx)
+					{
+						off_x = lx;
+						lp = wpf[i];
+					}
+				}
 
-                mShadowError.mV[j] /= wpf.size();
-                mShadowError.mV[j] /= size.mV[0];
+				//get line with slope bfm through lp
+				// bfb = y-bfm*x
+				bfb = lp.mV[1]-bfm*lp.mV[0];
 
-                if (mShadowError.mV[j] > RenderShadowErrorCutoff)
-                { //just use ortho projection
-                    mShadowFOV.mV[j] = -1.f;
-                    origin.clearVec();
-                    proj[j] = gl_ortho(min.mV[0], max.mV[0],
-                                        min.mV[1], max.mV[1],
-                                        -max.mV[2], -min.mV[2]);
-                }
-                else
-                {
-                    //origin is where line x = 0;
-                    origin.setVec(0,bfb,0);
+				//calculate error
+				mShadowError.mV[j] = 0.f;
 
-                    F32 fovz = 1.f;
-                    F32 fovx = 1.f;
-                
-                    LLVector3 zp;
-                    LLVector3 xp;
+				for (U32 i = 0; i < wpf.size(); ++i)
+				{
+					F32 lx = (wpf[i].mV[1]-bfb)/bfm;
+					mShadowError.mV[j] += fabsf(wpf[i].mV[0]-lx);
+				}
 
-                    for (U32 i = 0; i < wpf.size(); ++i)
-                    {
-                        LLVector3 atz = wpf[i]-origin;
-                        atz.mV[0] = 0.f;
-                        atz.normVec();
-                        if (fovz > -atz.mV[1])
-                        {
-                            zp = wpf[i];
-                            fovz = -atz.mV[1];
-                        }
-                    
-                        LLVector3 atx = wpf[i]-origin;
-                        atx.mV[2] = 0.f;
-                        atx.normVec();
-                        if (fovx > -atx.mV[1])
-                        {
-                            fovx = -atx.mV[1];
-                            xp = wpf[i];
-                        }
-                    }
+				mShadowError.mV[j] /= wpf.size();
+				mShadowError.mV[j] /= size.mV[0];
 
-                    fovx = acos(fovx);
-                    fovz = acos(fovz);
+				if (mShadowError.mV[j] > RenderShadowErrorCutoff)
+				{ //just use ortho projection
+					mShadowFOV.mV[j] = -1.f;
+					origin.clearVec();
+					proj[j] = gl_ortho(min.mV[0], max.mV[0],
+										min.mV[1], max.mV[1],
+										-max.mV[2], -min.mV[2]);
+				}
+				else
+				{
+					//origin is where line x = 0;
+					origin.setVec(0,bfb,0);
 
-                    F32 cutoff = llmin((F32) RenderShadowFOVCutoff, 1.4f);
-                
-                    mShadowFOV.mV[j] = fovx;
-                
-                    if (fovx < cutoff && fovz > cutoff)
-                    {
-                        //x is a good fit, but z is too big, move away from zp enough so that fovz matches cutoff
-                        F32 d = zp.mV[2]/tan(cutoff);
-                        F32 ny = zp.mV[1] + fabsf(d);
+					F32 fovz = 1.f;
+					F32 fovx = 1.f;
+				
+					LLVector3 zp;
+					LLVector3 xp;
 
-                        origin.mV[1] = ny;
+					for (U32 i = 0; i < wpf.size(); ++i)
+					{
+						LLVector3 atz = wpf[i]-origin;
+						atz.mV[0] = 0.f;
+						atz.normVec();
+						if (fovz > -atz.mV[1])
+						{
+							zp = wpf[i];
+							fovz = -atz.mV[1];
+						}
+					
+						LLVector3 atx = wpf[i]-origin;
+						atx.mV[2] = 0.f;
+						atx.normVec();
+						if (fovx > -atx.mV[1])
+						{
+							fovx = -atx.mV[1];
+							xp = wpf[i];
+						}
+					}
 
-                        fovz = 1.f;
-                        fovx = 1.f;
+					fovx = acos(fovx);
+					fovz = acos(fovz);
 
-                        for (U32 i = 0; i < wpf.size(); ++i)
-                        {
-                            LLVector3 atz = wpf[i]-origin;
-                            atz.mV[0] = 0.f;
-                            atz.normVec();
-                            fovz = llmin(fovz, -atz.mV[1]);
-
-                            LLVector3 atx = wpf[i]-origin;
-                            atx.mV[2] = 0.f;
-                            atx.normVec();
-                            fovx = llmin(fovx, -atx.mV[1]);
-                        }
+					F32 cutoff = llmin((F32) RenderShadowFOVCutoff, 1.4f);
+				
+					mShadowFOV.mV[j] = fovx;
+				
+					if (fovx < cutoff && fovz > cutoff)
+					{
+						//x is a good fit, but z is too big, move away from zp enough so that fovz matches cutoff
+						F32 d = zp.mV[2]/tan(cutoff);
+						F32 ny = zp.mV[1] + fabsf(d);
 
-                        fovx = acos(fovx);
-                        fovz = acos(fovz);
+						origin.mV[1] = ny;
 
-                        mShadowFOV.mV[j] = cutoff;
-                    }
+						fovz = 1.f;
+						fovx = 1.f;
 
-                
-                    origin += center;
-            
-                    F32 ynear = -(max.mV[1]-origin.mV[1]);
-                    F32 yfar = -(min.mV[1]-origin.mV[1]);
-                
-                    if (ynear < 0.1f) //keep a sensible near clip plane
-                    {
-                        F32 diff = 0.1f-ynear;
-                        origin.mV[1] += diff;
-                        ynear += diff;
-                        yfar += diff;
-                    }
-                                
-                    if (fovx > cutoff)
-                    { //just use ortho projection
-                        origin.clearVec();
-                        mShadowError.mV[j] = -1.f;
-                        proj[j] = gl_ortho(min.mV[0], max.mV[0],
-                                min.mV[1], max.mV[1],
-                                -max.mV[2], -min.mV[2]);
-                    }
-                    else
-                    {
-                        //get perspective projection
-                        view[j] = view[j].inverse();
+						for (U32 i = 0; i < wpf.size(); ++i)
+						{
+							LLVector3 atz = wpf[i]-origin;
+							atz.mV[0] = 0.f;
+							atz.normVec();
+							fovz = llmin(fovz, -atz.mV[1]);
+
+							LLVector3 atx = wpf[i]-origin;
+							atx.mV[2] = 0.f;
+							atx.normVec();
+							fovx = llmin(fovx, -atx.mV[1]);
+						}
 
-                        glh::vec3f origin_agent(origin.mV);
-                    
-                        //translate view to origin
-                        view[j].mult_matrix_vec(origin_agent);
+						fovx = acos(fovx);
+						fovz = acos(fovz);
 
-                        eye = LLVector3(origin_agent.v);
+						mShadowFOV.mV[j] = cutoff;
+					}
 
-                        if (!hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
-                        {
-                            mShadowFrustOrigin[j] = eye;
-                        }
-                
-                        view[j] = look(LLVector3(origin_agent.v), lightDir, -up);
+				
+					origin += center;
+			
+					F32 ynear = -(max.mV[1]-origin.mV[1]);
+					F32 yfar = -(min.mV[1]-origin.mV[1]);
+				
+					if (ynear < 0.1f) //keep a sensible near clip plane
+					{
+						F32 diff = 0.1f-ynear;
+						origin.mV[1] += diff;
+						ynear += diff;
+						yfar += diff;
+					}
+								
+					if (fovx > cutoff)
+					{ //just use ortho projection
+						origin.clearVec();
+						mShadowError.mV[j] = -1.f;
+						proj[j] = gl_ortho(min.mV[0], max.mV[0],
+								min.mV[1], max.mV[1],
+								-max.mV[2], -min.mV[2]);
+					}
+					else
+					{
+						//get perspective projection
+						view[j] = view[j].inverse();
 
-                        F32 fx = 1.f/tanf(fovx);
-                        F32 fz = 1.f/tanf(fovz);
+						glh::vec3f origin_agent(origin.mV);
+					
+						//translate view to origin
+						view[j].mult_matrix_vec(origin_agent);
 
-                        proj[j] = glh::matrix4f(-fx, 0, 0, 0,
-                                                0, (yfar+ynear)/(ynear-yfar), 0, (2.f*yfar*ynear)/(ynear-yfar),
-                                                0, 0, -fz, 0,
-                                                0, -1.f, 0, 0);
-                    }
-                }
-            }
+						eye = LLVector3(origin_agent.v);
 
-            //shadow_cam.setFar(128.f);
-            shadow_cam.setOriginAndLookAt(eye, up, center);
+						if (!hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
+						{
+							mShadowFrustOrigin[j] = eye;
+						}
+				
+						view[j] = look(LLVector3(origin_agent.v), lightDir, -up);
 
-            shadow_cam.setOrigin(0,0,0);
+						F32 fx = 1.f/tanf(fovx);
+						F32 fz = 1.f/tanf(fovz);
 
-            set_current_modelview(view[j]);
-            set_current_projection(proj[j]);
+						proj[j] = glh::matrix4f(-fx, 0, 0, 0,
+												0, (yfar+ynear)/(ynear-yfar), 0, (2.f*yfar*ynear)/(ynear-yfar),
+												0, 0, -fz, 0,
+												0, -1.f, 0, 0);
+					}
+				}
+			}
 
-            shadow_cam.ignoreAgentFrustumPlane(LLCamera::AGENT_PLANE_NEAR);
-            shadow_cam.getAgentPlane(LLCamera::AGENT_PLANE_NEAR).set(shadow_near_clip);
+			//shadow_cam.setFar(128.f);
+			shadow_cam.setOriginAndLookAt(eye, up, center);
 
-            LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
+			shadow_cam.setOrigin(0,0,0);
 
-            //translate and scale to from [-1, 1] to [0, 1]
-            glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f,
-                            0.f, 0.5f, 0.f, 0.5f,
-                            0.f, 0.f, 0.5f, 0.5f,
-                            0.f, 0.f, 0.f, 1.f);
+			set_current_modelview(view[j]);
+			set_current_projection(proj[j]);
 
-            set_current_modelview(view[j]);
-            set_current_projection(proj[j]);
+			LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
 
-            for (U32 i = 0; i < 16; i++)
-            {
-                gGLLastModelView[i] = mShadowModelview[j].m[i];
-                gGLLastProjection[i] = mShadowProjection[j].m[i];
-            }
+			//shadow_cam.ignoreAgentFrustumPlane(LLCamera::AGENT_PLANE_NEAR);
+			shadow_cam.getAgentPlane(LLCamera::AGENT_PLANE_NEAR).set(shadow_near_clip);
 
-            mShadowModelview[j] = view[j];
-            mShadowProjection[j] = proj[j];
+			//translate and scale to from [-1, 1] to [0, 1]
+			glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f,
+							0.f, 0.5f, 0.f, 0.5f,
+							0.f, 0.f, 0.5f, 0.5f,
+							0.f, 0.f, 0.f, 1.f);
 
-    
-            mSunShadowMatrix[j] = trans*proj[j]*view[j]*inv_view;
-        
-            stop_glerror();
+			set_current_modelview(view[j]);
+			set_current_projection(proj[j]);
 
-            LLRenderTarget* shadow_target = getShadowTarget(j);
+			for (U32 i = 0; i < 16; i++)
+			{
+				gGLLastModelView[i] = mShadowModelview[j].m[i];
+				gGLLastProjection[i] = mShadowProjection[j].m[i];
+			}
 
-            if (shadow_target)
-            {
-                shadow_target->bindTarget();
-                shadow_target->getViewport(gGLViewport);
-                shadow_target->clear();         
+			mShadowModelview[j] = view[j];
+			mShadowProjection[j] = proj[j];
+			mSunShadowMatrix[j] = trans*proj[j]*view[j]*inv_view;
+		
+			stop_glerror();
 
-                U32 target_width = shadow_target->getWidth();
+			mShadow[j].bindTarget();
+			mShadow[j].getViewport(gGLViewport);
+			mShadow[j].clear();
+		
+			U32 target_width = mShadow[j].getWidth();
 
-                {
-                    LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW_RENDER_DIRECTIONAL);
+			{
+				static LLCullResult result[4];
+				renderShadow(view[j], proj[j], shadow_cam, result[j], TRUE, FALSE, target_width);
+			}
 
-                    static LLCullResult result[4];
-                    renderShadow(view[j], proj[j], shadow_cam, result[j], TRUE, TRUE, target_width);
-                }
+			mShadow[j].flush();
+ 
+			if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
+			{
+				mShadowCamera[j+4] = shadow_cam;
+			}
+		}
+	}
 
-                shadow_target->flush();
-            }
+	
+	//hack to disable projector shadows 
+	bool gen_shadow = RenderShadowDetail > 1;
 
-            if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
-            {
-                LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
-                mShadowCamera[j+4] = shadow_cam;
-            }
-        }
-    }
+	if (gen_shadow)
+	{
+		LLTrace::CountStatHandle<>* velocity_stat = LLViewerCamera::getVelocityStat();
+		F32 fade_amt = gFrameIntervalSeconds.value() 
+			* llmax(LLTrace::get_frame_recording().getLastRecording().getSum(*velocity_stat) / LLTrace::get_frame_recording().getLastRecording().getDuration().value(), 1.0);
 
-    
-    //hack to disable projector shadows 
-    bool gen_shadow = RenderShadowDetail > 1;
+		//update shadow targets
+		for (U32 i = 0; i < 2; i++)
+		{ //for each current shadow
+			LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW4+i);
 
-    if (gen_shadow)
-    {
-        LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW_SPOT_SETUP);
-
-        LLTrace::CountStatHandle<>* velocity_stat = LLViewerCamera::getVelocityStat();
-        F32 fade_amt = gFrameIntervalSeconds.value() 
-            * llmax(LLTrace::get_frame_recording().getLastRecording().getSum(*velocity_stat) / LLTrace::get_frame_recording().getLastRecording().getDuration().value(), 1.0);
-
-        //update shadow targets
-        for (U32 i = 0; i < 2; i++)
-        { //for each current shadow
-            LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW4+i);
-
-            if (mShadowSpotLight[i].notNull() && 
-                (mShadowSpotLight[i] == mTargetShadowSpotLight[0] ||
-                mShadowSpotLight[i] == mTargetShadowSpotLight[1]))
-            { //keep this spotlight
-                mSpotLightFade[i] = llmin(mSpotLightFade[i]+fade_amt, 1.f);
-            }
-            else
-            { //fade out this light
-                mSpotLightFade[i] = llmax(mSpotLightFade[i]-fade_amt, 0.f);
-                
-                if (mSpotLightFade[i] == 0.f || mShadowSpotLight[i].isNull())
-                { //faded out, grab one of the pending spots (whichever one isn't already taken)
-                    if (mTargetShadowSpotLight[0] != mShadowSpotLight[(i+1)%2])
-                    {
-                        mShadowSpotLight[i] = mTargetShadowSpotLight[0];
-                    }
-                    else
-                    {
-                        mShadowSpotLight[i] = mTargetShadowSpotLight[1];
-                    }
-                }
-            }
-        }
+			if (mShadowSpotLight[i].notNull() && 
+				(mShadowSpotLight[i] == mTargetShadowSpotLight[0] ||
+				mShadowSpotLight[i] == mTargetShadowSpotLight[1]))
+			{ //keep this spotlight
+				mSpotLightFade[i] = llmin(mSpotLightFade[i]+fade_amt, 1.f);
+			}
+			else
+			{ //fade out this light
+				mSpotLightFade[i] = llmax(mSpotLightFade[i]-fade_amt, 0.f);
+				
+				if (mSpotLightFade[i] == 0.f || mShadowSpotLight[i].isNull())
+				{ //faded out, grab one of the pending spots (whichever one isn't already taken)
+					if (mTargetShadowSpotLight[0] != mShadowSpotLight[(i+1)%2])
+					{
+						mShadowSpotLight[i] = mTargetShadowSpotLight[0];
+					}
+					else
+					{
+						mShadowSpotLight[i] = mTargetShadowSpotLight[1];
+					}
+				}
+			}
+		}
 
-        for (S32 i = 0; i < 2; i++)
-        {
-            set_current_modelview(saved_view);
-            set_current_projection(saved_proj);
+		for (S32 i = 0; i < 2; i++)
+		{
+			set_current_modelview(saved_view);
+			set_current_projection(saved_proj);
 
-            if (mShadowSpotLight[i].isNull())
-            {
-                continue;
-            }
+			if (mShadowSpotLight[i].isNull())
+			{
+				continue;
+			}
 
-            LLVOVolume* volume = mShadowSpotLight[i]->getVOVolume();
+			LLVOVolume* volume = mShadowSpotLight[i]->getVOVolume();
 
-            if (!volume)
-            {
-                mShadowSpotLight[i] = NULL;
-                continue;
-            }
+			if (!volume)
+			{
+				mShadowSpotLight[i] = NULL;
+				continue;
+			}
 
-            LLDrawable* drawable = mShadowSpotLight[i];
+			LLDrawable* drawable = mShadowSpotLight[i];
 
-            LLVector3 params = volume->getSpotLightParams();
-            F32 fov = params.mV[0];
+			LLVector3 params = volume->getSpotLightParams();
+			F32 fov = params.mV[0];
 
-            //get agent->light space matrix (modelview)
-            LLVector3 center = drawable->getPositionAgent();
-            LLQuaternion quat = volume->getRenderRotation();
+			//get agent->light space matrix (modelview)
+			LLVector3 center = drawable->getPositionAgent();
+			LLQuaternion quat = volume->getRenderRotation();
 
-            //get near clip plane
-            LLVector3 scale = volume->getScale();
-            LLVector3 at_axis(0,0,-scale.mV[2]*0.5f);
-            at_axis *= quat;
+			//get near clip plane
+			LLVector3 scale = volume->getScale();
+			LLVector3 at_axis(0,0,-scale.mV[2]*0.5f);
+			at_axis *= quat;
 
-            LLVector3 np = center+at_axis;
-            at_axis.normVec();
+			LLVector3 np = center+at_axis;
+			at_axis.normVec();
 
-            //get origin that has given fov for plane np, at_axis, and given scale
-            F32 dist = (scale.mV[1]*0.5f)/tanf(fov*0.5f);
+			//get origin that has given fov for plane np, at_axis, and given scale
+			F32 dist = (scale.mV[1]*0.5f)/tanf(fov*0.5f);
 
-            LLVector3 origin = np - at_axis*dist;
+			LLVector3 origin = np - at_axis*dist;
 
-            LLMatrix4 mat(quat, LLVector4(origin, 1.f));
+			LLMatrix4 mat(quat, LLVector4(origin, 1.f));
 
-            view[i+4] = glh::matrix4f((F32*) mat.mMatrix);
+			view[i+4] = glh::matrix4f((F32*) mat.mMatrix);
 
-            view[i+4] = view[i+4].inverse();
+			view[i+4] = view[i+4].inverse();
 
-            //get perspective matrix
-            F32 near_clip = dist+0.01f;
-            F32 width = scale.mV[VX];
-            F32 height = scale.mV[VY];
-            F32 far_clip = dist+volume->getLightRadius()*1.5f;
+			//get perspective matrix
+			F32 near_clip = dist+0.01f;
+			F32 width = scale.mV[VX];
+			F32 height = scale.mV[VY];
+			F32 far_clip = dist+volume->getLightRadius()*1.5f;
 
-            F32 fovy = fov * RAD_TO_DEG;
-            F32 aspect = width/height;
-            
-            proj[i+4] = gl_perspective(fovy, aspect, near_clip, far_clip);
+			F32 fovy = fov * RAD_TO_DEG;
+			F32 aspect = width/height;
+			
+			proj[i+4] = gl_perspective(fovy, aspect, near_clip, far_clip);
 
-            //translate and scale to from [-1, 1] to [0, 1]
-            glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f,
-                            0.f, 0.5f, 0.f, 0.5f,
-                            0.f, 0.f, 0.5f, 0.5f,
-                            0.f, 0.f, 0.f, 1.f);
+			//translate and scale to from [-1, 1] to [0, 1]
+			glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f,
+							0.f, 0.5f, 0.f, 0.5f,
+							0.f, 0.f, 0.5f, 0.5f,
+							0.f, 0.f, 0.f, 1.f);
 
-            set_current_modelview(view[i+4]);
-            set_current_projection(proj[i+4]);
+			set_current_modelview(view[i+4]);
+			set_current_projection(proj[i+4]);
 
-            mSunShadowMatrix[i+4] = trans*proj[i+4]*view[i+4]*inv_view;
-            
-            for (U32 j = 0; j < 16; j++)
-            {
-                gGLLastModelView[j] = mShadowModelview[i+4].m[j];
-                gGLLastProjection[j] = mShadowProjection[i+4].m[j];
-            }
+			mSunShadowMatrix[i+4] = trans*proj[i+4]*view[i+4]*inv_view;
+			
+			for (U32 j = 0; j < 16; j++)
+			{
+				gGLLastModelView[j] = mShadowModelview[i+4].m[j];
+				gGLLastProjection[j] = mShadowProjection[i+4].m[j];
+			}
 
-            mShadowModelview[i+4] = view[i+4];
-            mShadowProjection[i+4] = proj[i+4];
+			mShadowModelview[i+4] = view[i+4];
+			mShadowProjection[i+4] = proj[i+4];
 
-            LLCamera shadow_cam = camera;
-            shadow_cam.setFar(far_clip);
-            shadow_cam.setOrigin(origin);
+			LLCamera shadow_cam = camera;
+			shadow_cam.setFar(far_clip);
+			shadow_cam.setOrigin(origin);
 
-            LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
+			LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE);
 
-            stop_glerror();
+			stop_glerror();
 
-            LLRenderTarget* shadow_target = getShadowTarget(i + 4);
+			mShadow[i+4].bindTarget();
+			mShadow[i+4].getViewport(gGLViewport);
+			mShadow[i+4].clear();
 
-            if (shadow_target)
-            {
-                LL_RECORD_BLOCK_TIME(FTM_GEN_SUN_SHADOW_SPOT_RENDER);
+			U32 target_width = mShadow[i+4].getWidth();
 
-                shadow_target->bindTarget();
-                shadow_target->getViewport(gGLViewport);
-                shadow_target->clear();
-            
-                U32 target_width = shadow_target->getWidth();
+			static LLCullResult result[2];
 
-                static LLCullResult result[2];
-                LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW0 + i + 4);
+			LLViewerCamera::sCurCameraID = (LLViewerCamera::eCameraID)(LLViewerCamera::CAMERA_SHADOW0 + i + 4);
 
-                renderShadow(view[i+4], proj[i+4], shadow_cam, result[i], FALSE, FALSE, target_width);
+			renderShadow(view[i+4], proj[i+4], shadow_cam, result[i], FALSE, FALSE, target_width);
 
-                shadow_target->flush();
-            }
-        }
-    }
-    else
-    { //no spotlight shadows
-        mShadowSpotLight[0] = mShadowSpotLight[1] = NULL;
-    }
+			mShadow[i+4].flush();
+ 		}
+	}
+	else
+	{ //no spotlight shadows
+		mShadowSpotLight[0] = mShadowSpotLight[1] = NULL;
+	}
 
 
-    if (!CameraOffset)
-    {
-        set_current_modelview(saved_view);
-        set_current_projection(saved_proj);
-    }
-    else
-    {
-        set_current_modelview(view[1]);
-        set_current_projection(proj[1]);
-        gGL.loadMatrix(view[1].m);
-        gGL.matrixMode(LLRender::MM_PROJECTION);
-        gGL.loadMatrix(proj[1].m);
-        gGL.matrixMode(LLRender::MM_MODELVIEW);
-    }
-    gGL.setColorMask(true, false);
+	if (!CameraOffset)
+	{
+		set_current_modelview(saved_view);
+		set_current_projection(saved_proj);
+	}
+	else
+	{
+		set_current_modelview(view[1]);
+		set_current_projection(proj[1]);
+		gGL.loadMatrix(view[1].m);
+		gGL.matrixMode(LLRender::MM_PROJECTION);
+		gGL.loadMatrix(proj[1].m);
+		gGL.matrixMode(LLRender::MM_MODELVIEW);
+	}
+	gGL.setColorMask(true, false);
 
-    for (U32 i = 0; i < 16; i++)
-    {
-        gGLLastModelView[i] = last_modelview[i];
-        gGLLastProjection[i] = last_projection[i];
-    }
+	for (U32 i = 0; i < 16; i++)
+	{
+		gGLLastModelView[i] = last_modelview[i];
+		gGLLastProjection[i] = last_projection[i];
+	}
 
-    popRenderTypeMask();
+	popRenderTypeMask();
 
-    if (!skip_avatar_update)
-    {
-        gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
-    }
+	if (!skip_avatar_update)
+	{
+		gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
+	}
 }
 
 void LLPipeline::renderGroups(LLRenderPass* pass, U32 type, U32 mask, bool texture)
-- 
cgit v1.2.3


From 0d674ea43f5f5ce640ce5a52ae39c425872787ca Mon Sep 17 00:00:00 2001
From: Ansariel <none@none>
Date: Mon, 13 May 2019 20:32:17 +0200
Subject: Fix merge error

---
 indra/newview/lltexturectrl.cpp | 57 ++---------------------------------------
 1 file changed, 2 insertions(+), 55 deletions(-)

diff --git a/indra/newview/lltexturectrl.cpp b/indra/newview/lltexturectrl.cpp
index c21b16e4f8..25c481cdf5 100644
--- a/indra/newview/lltexturectrl.cpp
+++ b/indra/newview/lltexturectrl.cpp
@@ -70,8 +70,6 @@
 #include "lllocalbitmaps.h"
 #include "llerror.h"
 
-static const F32 CONTEXT_FADE_TIME = 0.08f;
-
 static const S32 LOCAL_TRACKING_ID_COLUMN = 1;
 
 //static const char CURRENT_IMAGE_NAME[] = "Current Texture";
@@ -408,59 +406,8 @@ BOOL LLFloaterTexturePicker::postBuild()
 // virtual
 void LLFloaterTexturePicker::draw()
 {
-	if (mOwner)
-	{
-		// draw cone of context pointing back to texture swatch	
-		LLRect owner_rect;
-		mOwner->localRectToOtherView(mOwner->getLocalRect(), &owner_rect, this);
-		LLRect local_rect = getLocalRect();
-		if (gFocusMgr.childHasKeyboardFocus(this) && mOwner->isInVisibleChain() && mContextConeOpacity > 0.001f)
-		{
-			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-			LLGLEnable(GL_CULL_FACE);
-			gGL.begin(LLRender::QUADS);
-			{
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
-				gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(local_rect.mRight, local_rect.mTop);
-				gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
-
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
-				gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
-				gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
-
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
-				gGL.vertex2i(local_rect.mRight, local_rect.mTop);
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
-				gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
-
-
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
-				gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
-				gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
-				gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
-				gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
-			}
-			gGL.end();
-		}
-	}
-
-	if (gFocusMgr.childHasMouseCapture(getDragHandle()))
-	{
-		mContextConeOpacity = lerp(mContextConeOpacity, gSavedSettings.getF32("PickerContextOpacity"), LLSmoothInterpolation::getInterpolant(CONTEXT_FADE_TIME));
-	}
-	else
-	{
-		mContextConeOpacity = lerp(mContextConeOpacity, 0.f, LLSmoothInterpolation::getInterpolant(CONTEXT_FADE_TIME));
-	}
+    static LLCachedControl<F32> max_opacity(gSavedSettings, "PickerContextOpacity", 0.4f);
+    drawConeToOwner(mContextConeOpacity, max_opacity, mOwner);
 
 	updateImageStats();
 
-- 
cgit v1.2.3


From 0412bfdd7248e7d5621469085b34dfea9c4589d4 Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Mon, 13 May 2019 12:10:05 -0700
Subject: SL-11149

More shader tweaks to fullbright transport to get correct coloring while keeping fog fixes.
---
 .../shaders/class2/windlight/atmosphericsV.glsl           |  2 --
 .../app_settings/shaders/class2/windlight/transportF.glsl |  4 ++--
 .../shaders/class3/windlight/atmosphericsF.glsl           | 15 +++++++++++----
 .../app_settings/shaders/class3/windlight/transportF.glsl | 12 ++++++++----
 4 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
index 4ac44feee5..d66983a951 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
@@ -22,8 +22,6 @@
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
-
 
 // VARYING param funcs
 void setSunlitColor(vec3 v);
diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
index 2683b06e1b..2de708d94b 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
@@ -51,11 +51,11 @@ vec3 atmosTransport(vec3 light)
 vec3 fullbrightAtmosTransport(vec3 light)
 {
     float brightness = dot(light.rgb, vec3(0.33333));
-    return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation());
+    return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation());
 }
 
 vec3 fullbrightShinyAtmosTransport(vec3 light)
 {
     float brightness = dot(light.rgb, vec3(0.33333));
-    return atmosTransportFrag(light, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation());
+    return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation());
 }
diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl
index c0a0d4782d..88dfa8a907 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl
+++ b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl
@@ -37,22 +37,29 @@ uniform vec4 blue_density;
 uniform float haze_horizon;
 uniform float haze_density;
 uniform float cloud_shadow;
+uniform float density_multiplier;
+uniform float distance_multiplier;
 uniform float max_y;
 uniform vec4 glow;
 uniform float scene_light_strength;
 uniform mat3 ssao_effect_mat;
+uniform int no_atmo;
+uniform float sun_moon_glow_factor;
 
 vec3 scaleSoftClipFrag(vec3 light);
 
 vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten)
 {
-	light *= atten.r;
-	light += additive;
-	return (2.0 * light);
+    if (no_atmo == 1)
+    {
+        return light;
+    }
+    light *= atten.r;
+    light += additive;
+    return light * 2.0;
 }
 
 vec3 atmosLighting(vec3 light)
 {
     return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation());
 }
-
diff --git a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl
index e7e56087ab..08eb119510 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl
+++ b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl
@@ -35,10 +35,12 @@ uniform int no_atmo;
 vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten)
 {
     if (no_atmo == 1)
-	{
+    {
         return light;
     }
-	return (light + additive) * atten * 2.0;
+    light *= atten.r;
+    light += additive;
+    return light * 2.0;
 }
 
 vec3 atmosTransport(vec3 light)
@@ -48,10 +50,12 @@ vec3 atmosTransport(vec3 light)
 
 vec3 fullbrightAtmosTransport(vec3 light)
 {
-     return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation());
+    float brightness = dot(light.rgb, vec3(0.33333));
+    return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * 0.5 + 0.5), getAtmosAttenuation());
 }
 
 vec3 fullbrightShinyAtmosTransport(vec3 light)
 {
-    return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation());
+    float brightness = dot(light.rgb, vec3(0.33333));
+    return atmosTransportFrag(light * 0.5, getAdditiveColor() * (brightness * brightness), getAtmosAttenuation());
 }
-- 
cgit v1.2.3


From 61c2f390210720132c861a157b66cc77fe273d51 Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Mon, 13 May 2019 13:54:55 -0700
Subject: SL-11107

---
 indra/newview/app_settings/shaders/class1/deferred/waterF.glsl | 2 +-
 indra/newview/pipeline.cpp                                     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index 8fea4e5d27..180f38b1e1 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -157,6 +157,6 @@ void main()
     vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz);
 
     frag_data[0] = vec4(color.rgb, 0); // diffuse
-    frag_data[1] = vec4(specular * 0.15, 0.5);     // speccolor, spec
+    frag_data[1] = vec4(specular * 0.5, 0.5);     // speccolor, spec
     frag_data[2] = vec4(encode_normal(screenspacewavef.xyz), 0.05, 0);// normalxy, 0, 0
 }
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 7578d6a647..628e7ae2d7 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -7876,7 +7876,7 @@ void LLPipeline::renderBloom(bool for_snapshot, F32 zoom_factor, int subfield)
 				S32 channel = shader->enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
 				if (channel > -1)
 				{
-					mScreen.bindTexture(0, channel, LLTexUnit::TFO_BILINEAR);
+					mScreen.bindTexture(0, channel);
 				}
 
 				if (!LLViewerCamera::getInstance()->cameraUnderWater())
-- 
cgit v1.2.3


From b143aa96fcd6d16558464c98bcfd9984f7d29750 Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Mon, 13 May 2019 15:33:48 -0700
Subject: SL-10856

Modify calc of sunlight to avoid clipping in gamma correct on values outside 0-1 range.

Modify shaders to put back ambient clamp tuned to be close to ambient contrib in low/mid lighting.
---
 indra/llinventory/llsettingssky.cpp                            | 10 ++++++++--
 indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl |  3 +--
 .../app_settings/shaders/class1/deferred/materialF.glsl        |  3 +--
 .../app_settings/shaders/class1/deferred/softenLightF.glsl     |  3 +--
 .../shaders/class1/windlight/atmosphericsFuncs.glsl            |  6 +++---
 .../app_settings/shaders/class2/deferred/softenLightF.glsl     |  3 +--
 indra/newview/app_settings/shaders/class3/lighting/lightV.glsl |  2 +-
 7 files changed, 16 insertions(+), 14 deletions(-)

diff --git a/indra/llinventory/llsettingssky.cpp b/indra/llinventory/llsettingssky.cpp
index cfca2d0d78..211af6a7ae 100644
--- a/indra/llinventory/llsettingssky.cpp
+++ b/indra/llinventory/llsettingssky.cpp
@@ -32,6 +32,10 @@
 #include "llfasttimer.h"
 #include "v3colorutil.h"
 
+#if LL_WINDOWS
+#pragma optimize("", off)
+#endif
+
 //=========================================================================
 namespace
 {
@@ -1276,8 +1280,10 @@ void LLSettingsSky::calculateLightSettings() const
     LLColor3 tmpAmbient = ambient + (smear(1.f) - ambient) * cloud_shadow;
 
     //brightness of surface both sunlight and ambient
-    mSunDiffuse = gammaCorrect(componentMult(sunlight,   light_transmittance));
-    mSunAmbient = gammaCorrect(componentMult(tmpAmbient, light_transmittance));
+    // reduce range to 0 - 1 before gamma correct to prevent clipping
+    // then restore to full 0 - 3 range before storage
+    mSunDiffuse = gammaCorrect(componentMult(sunlight * 0.33333f,   light_transmittance)) * 3.0f;
+    mSunAmbient = gammaCorrect(componentMult(tmpAmbient * 0.33333f, light_transmittance)) * 3.0f;
 
     F32 moon_brightness = getIsMoonUp() ? getMoonBrightness() : 0.001f;
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index dbd7abd7e5..b439fbbff6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -223,8 +223,7 @@ void main()
     float ambient = da;
     ambient *= 0.5;
     ambient *= ambient;
-    //ambient = max(getAmbientClamp(), ambient); // keeps shadows dark
-    ambient = 1.0 - ambient;
+    ambient = min(getAmbientClamp(), 1.0 - ambient);
 
     vec3 sun_contrib = min(final_da, shadow) * sunlit;
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index 7533762a96..274d1818f0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -320,8 +320,7 @@ void main()
     float ambient = da;
     ambient *= 0.5;
     ambient *= ambient;
-    //ambient = max(getAmbientClamp(), ambient);
-    ambient = 1.0 - ambient;
+    ambient = min(getAmbientClamp(), 1.0 - ambient);
 
     vec3 sun_contrib = min(final_da, shadow) * sunlit;
    
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index b6e3951ee3..2a24915ade 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -106,8 +106,7 @@ void main()
         float ambient = da;
         ambient *= 0.5;
         ambient *= ambient;
-        //ambient = max(getAmbientClamp(), ambient);
-        ambient = 1.0 - ambient;
+        ambient = min(getAmbientClamp(), 1.0 - ambient);
 
         vec3 sun_contrib = final_da * sunlit;
 
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
index 6788cc1f63..7f5ac00963 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
@@ -44,7 +44,7 @@ uniform float sun_moon_glow_factor;
 
 float getAmbientClamp()
 {
-    return 0.66f;
+    return 0.2f;
 }
 
 void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) {
@@ -137,7 +137,7 @@ void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, o
           + tmpAmbient));
 
     //brightness of surface both sunlight and ambient
-    sunlit = sunlight.rgb * 0.5;
-    amblit = tmpAmbient.rgb * .25;
+    sunlit = sunlight.rgb;
+    amblit = tmpAmbient.rgb;
     additive *= vec3(1.0 - temp1);
 }
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index e41b4b99a3..39b13b46cc 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -116,8 +116,7 @@ void main()
         float ambient = da;
         ambient *= 0.5;
         ambient *= ambient;
-        //ambient = max(getAmbientClamp(), ambient);
-        ambient = 1.0 - ambient;
+        ambient = min(getAmbientClamp(), 1.0 - ambient);
 
         vec3 sun_contrib = min(scol, final_da) * sunlit;
 
diff --git a/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl b/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl
index 48c883d98a..2f64ab25cb 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/lightV.glsl
@@ -32,7 +32,7 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color);
 vec4 calcLighting(vec3 pos, vec3 norm, vec4 color)
 {
 	vec4 c = sumLights(pos, norm, color);
-    c.rgb += atmosAmbient() * color.rgb;
+    c.rgb += atmosAmbient() * color.rgb * 0.25;
     return c; 
 }
 
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