Merge DRTVWR-591-maint-X to main on promotion of secondlife/viewer #705: Maintenance X

1 files changed, 719 insertions, 719 deletions

diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp
index 20621665fa..5e5c887be6 100644
--- a/indra/newview/llvosky.cpp
+++ b/indra/newview/llvosky.cpp
@@ -69,8 +69,8 @@ namespace
     const S32 MAX_TILES = TOTAL_TILES + 1;
 
 // Heavenly body constants
-    const F32 SUN_DISK_RADIUS	= 0.5f;
-    const F32 MOON_DISK_RADIUS	= SUN_DISK_RADIUS * 0.9f;
+    const F32 SUN_DISK_RADIUS   = 0.5f;
+    const F32 MOON_DISK_RADIUS  = SUN_DISK_RADIUS * 0.9f;
     const F32 SUN_INTENSITY = 1e5;
 
 // Texture coordinates:
@@ -84,15 +84,15 @@ namespace
     const F32 UPDATE_MIN_DELTA_THRESHOLD = 0.0005f;
 }
 /***************************************
-		SkyTex
+        SkyTex
 ***************************************/
 
 S32 LLSkyTex::sCurrent = 0;
 
 
 LLSkyTex::LLSkyTex() :
-	mSkyData(NULL),
-	mSkyDirs(NULL),
+    mSkyData(NULL),
+    mSkyDirs(NULL),
     mIsShiny(false)
 {
 }
@@ -100,41 +100,41 @@ LLSkyTex::LLSkyTex() :
 void LLSkyTex::init(bool isShiny)
 {
     mIsShiny = isShiny;
-	mSkyData = new LLColor4[(U32)(SKYTEX_RESOLUTION * SKYTEX_RESOLUTION)];
-	mSkyDirs = new LLVector3[(U32)(SKYTEX_RESOLUTION * SKYTEX_RESOLUTION)];
+    mSkyData = new LLColor4[(U32)(SKYTEX_RESOLUTION * SKYTEX_RESOLUTION)];
+    mSkyDirs = new LLVector3[(U32)(SKYTEX_RESOLUTION * SKYTEX_RESOLUTION)];
 
-	for (S32 i = 0; i < 2; ++i)
-	{
-		mTexture[i] = LLViewerTextureManager::getLocalTexture(FALSE);
-		mTexture[i]->setAddressMode(LLTexUnit::TAM_CLAMP);
-		mImageRaw[i] = new LLImageRaw(SKYTEX_RESOLUTION, SKYTEX_RESOLUTION, SKYTEX_COMPONENTS);
+    for (S32 i = 0; i < 2; ++i)
+    {
+        mTexture[i] = LLViewerTextureManager::getLocalTexture(FALSE);
+        mTexture[i]->setAddressMode(LLTexUnit::TAM_CLAMP);
+        mImageRaw[i] = new LLImageRaw(SKYTEX_RESOLUTION, SKYTEX_RESOLUTION, SKYTEX_COMPONENTS);
 
-		initEmpty(i);
-	}
+        initEmpty(i);
+    }
 }
 
 void LLSkyTex::cleanupGL()
 {
-	mTexture[0] = NULL;
-	mTexture[1] = NULL;
+    mTexture[0] = NULL;
+    mTexture[1] = NULL;
 }
 
 void LLSkyTex::restoreGL()
 {
-	for (S32 i = 0; i < 2; i++)
-	{
-		mTexture[i] = LLViewerTextureManager::getLocalTexture(FALSE);
-		mTexture[i]->setAddressMode(LLTexUnit::TAM_CLAMP);
-	}
+    for (S32 i = 0; i < 2; i++)
+    {
+        mTexture[i] = LLViewerTextureManager::getLocalTexture(FALSE);
+        mTexture[i]->setAddressMode(LLTexUnit::TAM_CLAMP);
+    }
 }
 
 LLSkyTex::~LLSkyTex()
 {
-	delete[] mSkyData;
-	mSkyData = NULL;
+    delete[] mSkyData;
+    mSkyData = NULL;
 
-	delete[] mSkyDirs;
-	mSkyDirs = NULL;
+    delete[] mSkyDirs;
+    mSkyDirs = NULL;
 }
 
 S32 LLSkyTex::getResolution()
@@ -166,53 +166,53 @@ S32 LLSkyTex::getWhich(const BOOL curr)
 
 void LLSkyTex::initEmpty(const S32 tex)
 {
-	U8* data = mImageRaw[tex]->getData();
-	for (S32 i = 0; i < SKYTEX_RESOLUTION; ++i)
-	{
-		for (S32 j = 0; j < SKYTEX_RESOLUTION; ++j)
-		{
-			const S32 basic_offset = (i * SKYTEX_RESOLUTION + j);
-			S32 offset = basic_offset * SKYTEX_COMPONENTS;
-			data[offset] = 0;
-			data[offset+1] = 0;
-			data[offset+2] = 0;
-			data[offset+3] = 255;
-
-			mSkyData[basic_offset].setToBlack();
-		}
-	}
+    U8* data = mImageRaw[tex]->getData();
+    for (S32 i = 0; i < SKYTEX_RESOLUTION; ++i)
+    {
+        for (S32 j = 0; j < SKYTEX_RESOLUTION; ++j)
+        {
+            const S32 basic_offset = (i * SKYTEX_RESOLUTION + j);
+            S32 offset = basic_offset * SKYTEX_COMPONENTS;
+            data[offset] = 0;
+            data[offset+1] = 0;
+            data[offset+2] = 0;
+            data[offset+3] = 255;
+
+            mSkyData[basic_offset].setToBlack();
+        }
+    }
 
-	createGLImage(tex);
+    createGLImage(tex);
 }
 
 void LLSkyTex::create()
 {
-	U8* data = mImageRaw[sCurrent]->getData();
-	for (S32 i = 0; i < SKYTEX_RESOLUTION; ++i)
-	{
-		for (S32 j = 0; j < SKYTEX_RESOLUTION; ++j)
-		{
-			const S32 basic_offset = (i * SKYTEX_RESOLUTION + j);
-			S32 offset = basic_offset * SKYTEX_COMPONENTS;
-			U32* pix = (U32*)(data + offset);
-			LLColor4U temp = LLColor4U(mSkyData[basic_offset]);
-			*pix = temp.asRGBA();
-		}
-	}
-	createGLImage(sCurrent);
+    U8* data = mImageRaw[sCurrent]->getData();
+    for (S32 i = 0; i < SKYTEX_RESOLUTION; ++i)
+    {
+        for (S32 j = 0; j < SKYTEX_RESOLUTION; ++j)
+        {
+            const S32 basic_offset = (i * SKYTEX_RESOLUTION + j);
+            S32 offset = basic_offset * SKYTEX_COMPONENTS;
+            U32* pix = (U32*)(data + offset);
+            LLColor4U temp = LLColor4U(mSkyData[basic_offset]);
+            *pix = temp.asRGBA();
+        }
+    }
+    createGLImage(sCurrent);
 }
 
 void LLSkyTex::createGLImage(S32 which)
 {
-	mTexture[which]->setExplicitFormat(GL_RGBA8, GL_RGBA);
-	mTexture[which]->createGLTexture(0, mImageRaw[which], 0, TRUE, LLGLTexture::LOCAL);
-	mTexture[which]->setAddressMode(LLTexUnit::TAM_CLAMP);
+    mTexture[which]->setExplicitFormat(GL_RGBA8, GL_RGBA);
+    mTexture[which]->createGLTexture(0, mImageRaw[which], 0, TRUE, LLGLTexture::LOCAL);
+    mTexture[which]->setAddressMode(LLTexUnit::TAM_CLAMP);
 }
 
 void LLSkyTex::bindTexture(BOOL curr)
 {
     int tex = getWhich(curr);
-	gGL.getTexUnit(0)->bind(mTexture[tex], true);
+    gGL.getTexUnit(0)->bind(mTexture[tex], true);
 }
 
 LLImageRaw* LLSkyTex::getImageRaw(BOOL curr)
@@ -225,7 +225,7 @@ LLImageRaw* LLSkyTex::getImageRaw(BOOL curr)
     LLHeavenBody
 ***************************************/
 
-F32	LLHeavenBody::sInterpVal = 0;
+F32 LLHeavenBody::sInterpVal = 0;
 
 LLHeavenBody::LLHeavenBody(const F32 rad)
 : mDirectionCached(LLVector3(0,0,0)),
@@ -237,8 +237,8 @@ LLHeavenBody::LLHeavenBody(const F32 rad)
   mVisibility(1.f),
   mVisible(FALSE)
 {
-	mColor.setToBlack();
-	mColorCached.setToBlack();
+    mColor.setToBlack();
+    mColorCached.setToBlack();
 }
 
 const LLQuaternion& LLHeavenBody::getRotation() const
@@ -318,7 +318,7 @@ void LLHeavenBody::setInterpVal(const F32 v)
 
 LLColor3 LLHeavenBody::getInterpColor() const
 {
-	return sInterpVal * mColor + (1 - sInterpVal) * mColorCached;
+    return sInterpVal * mColor + (1 - sInterpVal) * mColorCached;
 }
 
 const F32& LLHeavenBody::getVisibility() const
@@ -356,7 +356,7 @@ void LLHeavenBody::setDiskRadius(const F32 radius)
     mDiskRadius = radius;
 }
 
-F32	LLHeavenBody::getDiskRadius() const
+F32 LLHeavenBody::getDiskRadius() const
 {
     return mDiskRadius;
 }
@@ -387,66 +387,66 @@ const LLVector3* LLHeavenBody::corners() const
 }
 
 /***************************************
-		Sky
+        Sky
 ***************************************/
 
 const S32 SKYTEX_TILE_RES_X = SKYTEX_RESOLUTION / NUM_TILES_X;
 const S32 SKYTEX_TILE_RES_Y = SKYTEX_RESOLUTION / NUM_TILES_Y;
 
 LLVOSky::LLVOSky(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp)
-:	LLStaticViewerObject(id, pcode, regionp, TRUE),
-	mSun(SUN_DISK_RADIUS), mMoon(MOON_DISK_RADIUS),
-	mBrightnessScale(1.f),
-	mBrightnessScaleNew(0.f),
-	mBrightnessScaleGuess(1.f),
-	mWeatherChange(FALSE),
-	mCloudDensity(0.2f),
-	mWind(0.f),
-	mForceUpdate(FALSE),
+:   LLStaticViewerObject(id, pcode, regionp, TRUE),
+    mSun(SUN_DISK_RADIUS), mMoon(MOON_DISK_RADIUS),
+    mBrightnessScale(1.f),
+    mBrightnessScaleNew(0.f),
+    mBrightnessScaleGuess(1.f),
+    mWeatherChange(FALSE),
+    mCloudDensity(0.2f),
+    mWind(0.f),
+    mForceUpdate(FALSE),
     mNeedUpdate(TRUE),
     mCubeMapUpdateStage(-1),
-	mWorldScale(1.f),
-	mBumpSunDir(0.f, 0.f, 1.f)
+    mWorldScale(1.f),
+    mBumpSunDir(0.f, 0.f, 1.f)
 {
-	/// WL PARAMS
+    /// WL PARAMS
 
-	mInitialized = FALSE;
-	mbCanSelect = FALSE;
-	mUpdateTimer.reset();
+    mInitialized = FALSE;
+    mbCanSelect = FALSE;
+    mUpdateTimer.reset();
 
     mForceUpdateThrottle.setTimerExpirySec(UPDATE_EXPRY);
     mForceUpdateThrottle.reset();
 
-	for (S32 i = 0; i < NUM_CUBEMAP_FACES; i++)
-	{
-		mSkyTex[i].init(false);
-		mShinyTex[i].init(true);
-	}
-	for (S32 i=0; i<FACE_COUNT; i++)
-	{
-		mFace[i] = NULL;
-	}
+    for (S32 i = 0; i < NUM_CUBEMAP_FACES; i++)
+    {
+        mSkyTex[i].init(false);
+        mShinyTex[i].init(true);
+    }
+    for (S32 i=0; i<FACE_COUNT; i++)
+    {
+        mFace[i] = NULL;
+    }
 
-	mCameraPosAgent = gAgentCamera.getCameraPositionAgent();
-	mAtmHeight = ATM_HEIGHT;
-	mEarthCenter = LLVector3(mCameraPosAgent.mV[0], mCameraPosAgent.mV[1], -EARTH_RADIUS);
+    mCameraPosAgent = gAgentCamera.getCameraPositionAgent();
+    mAtmHeight = ATM_HEIGHT;
+    mEarthCenter = LLVector3(mCameraPosAgent.mV[0], mCameraPosAgent.mV[1], -EARTH_RADIUS);
 
-	mSun.setIntensity(SUN_INTENSITY);
-	mMoon.setIntensity(0.1f * SUN_INTENSITY);
+    mSun.setIntensity(SUN_INTENSITY);
+    mMoon.setIntensity(0.1f * SUN_INTENSITY);
 
-	mHeavenlyBodyUpdated = FALSE ;
+    mHeavenlyBodyUpdated = FALSE ;
 
-	mDrawRefl = 0;
-	mInterpVal = 0.f;
+    mDrawRefl = 0;
+    mInterpVal = 0.f;
 }
 
 
 LLVOSky::~LLVOSky()
 {
-	// Don't delete images - it'll get deleted by gTextureList on shutdown
-	// This needs to be done for each texture
+    // Don't delete images - it'll get deleted by gTextureList on shutdown
+    // This needs to be done for each texture
 
-	mCubeMap = NULL;
+    mCubeMap = NULL;
 }
 
 void LLVOSky::init()
@@ -461,23 +461,23 @@ void LLVOSky::init()
 
     cacheEnvironment(psky,m_atmosphericsVars);
 
-	// Initialize the cached normalized direction vectors
-	for (S32 side = 0; side < NUM_CUBEMAP_FACES; ++side)
-	{
-		for (S32 tile = 0; tile < NUM_TILES; ++tile)
-		{
-			initSkyTextureDirs(side, tile);
+    // Initialize the cached normalized direction vectors
+    for (S32 side = 0; side < NUM_CUBEMAP_FACES; ++side)
+    {
+        for (S32 tile = 0; tile < NUM_TILES; ++tile)
+        {
+            initSkyTextureDirs(side, tile);
             createSkyTexture(psky, m_atmosphericsVars, side, tile);
-		}
+        }
         mSkyTex[side].create();
         mShinyTex[side].create();
-	}
+    }
 
-	initCubeMap();
+    initCubeMap();
 
-	mInitialized = true;
+    mInitialized = true;
 
-	mHeavenlyBodyUpdated = FALSE ;
+    mHeavenlyBodyUpdated = FALSE ;
 
     mRainbowMap = LLViewerTextureManager::getFetchedTexture(psky->getRainbowTextureId(), FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI);
     mHaloMap    = LLViewerTextureManager::getFetchedTexture(psky->getHaloTextureId(),  FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI);
@@ -514,133 +514,133 @@ void LLVOSky::calc()
     LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky();
     cacheEnvironment(psky,m_atmosphericsVars);
 
-	mSun.setColor(psky->getSunDiffuse());
-	mMoon.setColor(LLColor3(1.0f, 1.0f, 1.0f));
+    mSun.setColor(psky->getSunDiffuse());
+    mMoon.setColor(LLColor3(1.0f, 1.0f, 1.0f));
 
-	mSun.renewDirection();
-	mSun.renewColor();
-	mMoon.renewDirection();
-	mMoon.renewColor();
+    mSun.renewDirection();
+    mSun.renewColor();
+    mMoon.renewDirection();
+    mMoon.renewColor();
 }
 
 void LLVOSky::initCubeMap()
 {
-	std::vector<LLPointer<LLImageRaw> > images;
-	for (S32 side = 0; side < NUM_CUBEMAP_FACES; side++)
-	{
-		images.push_back(mShinyTex[side].getImageRaw());
-	}
+    std::vector<LLPointer<LLImageRaw> > images;
+    for (S32 side = 0; side < NUM_CUBEMAP_FACES; side++)
+    {
+        images.push_back(mShinyTex[side].getImageRaw());
+    }
 
-	if (!mCubeMap && gSavedSettings.getBOOL("RenderWater") && LLCubeMap::sUseCubeMaps)
-	{
+    if (!mCubeMap && gSavedSettings.getBOOL("RenderWater") && LLCubeMap::sUseCubeMaps)
+    {
         mCubeMap = new LLCubeMap(false);
-	}
+    }
 
     if (mCubeMap)
-	{
-		mCubeMap->init(images);
-	}
+    {
+        mCubeMap->init(images);
+    }
 
-	gGL.getTexUnit(0)->disable();
+    gGL.getTexUnit(0)->disable();
 }
 
 
 void LLVOSky::cleanupGL()
 {
-	S32 i;
-	for (i = 0; i < NUM_CUBEMAP_FACES; i++)
-	{
-		mSkyTex[i].cleanupGL();
-	}
-	if (getCubeMap())
-	{
-		getCubeMap()->destroyGL();
-	}
+    S32 i;
+    for (i = 0; i < NUM_CUBEMAP_FACES; i++)
+    {
+        mSkyTex[i].cleanupGL();
+    }
+    if (getCubeMap())
+    {
+        getCubeMap()->destroyGL();
+    }
 }
 
 void LLVOSky::restoreGL()
 {
-	S32 i;
-	for (i = 0; i < NUM_CUBEMAP_FACES; i++)
-	{
-		mSkyTex[i].restoreGL();
-	}
+    S32 i;
+    for (i = 0; i < NUM_CUBEMAP_FACES; i++)
+    {
+        mSkyTex[i].restoreGL();
+    }
 
     LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky();
 
     if (psky)
-	{
+    {
         setSunTextures(psky->getSunTextureId(), psky->getNextSunTextureId());
         setMoonTextures(psky->getMoonTextureId(), psky->getNextMoonTextureId());
     }
 
-	updateDirections(psky);
+    updateDirections(psky);
 
-	if (gSavedSettings.getBOOL("RenderWater") && LLCubeMap::sUseCubeMaps)
-	{
-		initCubeMap();
-	}
+    if (gSavedSettings.getBOOL("RenderWater") && LLCubeMap::sUseCubeMaps)
+    {
+        initCubeMap();
+    }
 
     forceSkyUpdate();
 
-	if (mDrawable)
-	{
-		gPipeline.markRebuild(mDrawable, LLDrawable::REBUILD_VOLUME);
-	}
+    if (mDrawable)
+    {
+        gPipeline.markRebuild(mDrawable, LLDrawable::REBUILD_VOLUME);
+    }
 
 }
 
 void LLVOSky::initSkyTextureDirs(const S32 side, const S32 tile)
 {
-	S32 tile_x = tile % NUM_TILES_X;
-	S32 tile_y = tile / NUM_TILES_X;
+    S32 tile_x = tile % NUM_TILES_X;
+    S32 tile_y = tile / NUM_TILES_X;
 
-	S32 tile_x_pos = tile_x * SKYTEX_TILE_RES_X;
-	S32 tile_y_pos = tile_y * SKYTEX_TILE_RES_Y;
+    S32 tile_x_pos = tile_x * SKYTEX_TILE_RES_X;
+    S32 tile_y_pos = tile_y * SKYTEX_TILE_RES_Y;
 
-	F32 coeff[3] = {0, 0, 0};
-	const S32 curr_coef = side >> 1; // 0/1 = Z axis, 2/3 = Y, 4/5 = X
-	const S32 side_dir = (((side & 1) << 1) - 1);  // even = -1, odd = 1
-	const S32 x_coef = (curr_coef + 1) % 3;
-	const S32 y_coef = (x_coef + 1) % 3;
+    F32 coeff[3] = {0, 0, 0};
+    const S32 curr_coef = side >> 1; // 0/1 = Z axis, 2/3 = Y, 4/5 = X
+    const S32 side_dir = (((side & 1) << 1) - 1);  // even = -1, odd = 1
+    const S32 x_coef = (curr_coef + 1) % 3;
+    const S32 y_coef = (x_coef + 1) % 3;
 
-	coeff[curr_coef] = (F32)side_dir;
+    coeff[curr_coef] = (F32)side_dir;
 
-	F32 inv_res = 1.f/SKYTEX_RESOLUTION;
-	S32 x, y;
-	for (y = tile_y_pos; y < (tile_y_pos + SKYTEX_TILE_RES_Y); ++y)
-	{
-		for (x = tile_x_pos; x < (tile_x_pos + SKYTEX_TILE_RES_X); ++x)
-		{
-			coeff[x_coef] = F32((x<<1) + 1) * inv_res - 1.f;
-			coeff[y_coef] = F32((y<<1) + 1) * inv_res - 1.f;
-			LLVector3 dir(coeff[0], coeff[1], coeff[2]);
-			dir.normalize();
-			mSkyTex[side].setDir(dir, x, y);
-			mShinyTex[side].setDir(dir, x, y);
-		}
-	}
+    F32 inv_res = 1.f/SKYTEX_RESOLUTION;
+    S32 x, y;
+    for (y = tile_y_pos; y < (tile_y_pos + SKYTEX_TILE_RES_Y); ++y)
+    {
+        for (x = tile_x_pos; x < (tile_x_pos + SKYTEX_TILE_RES_X); ++x)
+        {
+            coeff[x_coef] = F32((x<<1) + 1) * inv_res - 1.f;
+            coeff[y_coef] = F32((y<<1) + 1) * inv_res - 1.f;
+            LLVector3 dir(coeff[0], coeff[1], coeff[2]);
+            dir.normalize();
+            mSkyTex[side].setDir(dir, x, y);
+            mShinyTex[side].setDir(dir, x, y);
+        }
+    }
 }
 
 void LLVOSky::createSkyTexture(const LLSettingsSky::ptr_t &psky, AtmosphericsVars& vars, const S32 side, const S32 tile)
 {
     const bool low_end = !gPipeline.canUseWindLightShaders();
 
-	S32 tile_x = tile % NUM_TILES_X;
-	S32 tile_y = tile / NUM_TILES_X;
+    S32 tile_x = tile % NUM_TILES_X;
+    S32 tile_y = tile / NUM_TILES_X;
 
-	S32 tile_x_pos = tile_x * SKYTEX_TILE_RES_X;
-	S32 tile_y_pos = tile_y * SKYTEX_TILE_RES_Y;
+    S32 tile_x_pos = tile_x * SKYTEX_TILE_RES_X;
+    S32 tile_y_pos = tile_y * SKYTEX_TILE_RES_Y;
 
-	S32 x, y;
-	for (y = tile_y_pos; y < (tile_y_pos + SKYTEX_TILE_RES_Y); ++y)
-	{
-		for (x = tile_x_pos; x < (tile_x_pos + SKYTEX_TILE_RES_X); ++x)
-		{
-			mSkyTex  [side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(psky, vars, mSkyTex  [side].getDir(x, y), false, low_end), x, y);
-			mShinyTex[side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(psky, vars, mShinyTex[side].getDir(x, y), true , low_end), x, y);
-		}
-	}
+    S32 x, y;
+    for (y = tile_y_pos; y < (tile_y_pos + SKYTEX_TILE_RES_Y); ++y)
+    {
+        for (x = tile_x_pos; x < (tile_x_pos + SKYTEX_TILE_RES_X); ++x)
+        {
+            mSkyTex  [side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(psky, vars, mSkyTex  [side].getDir(x, y), false, low_end), x, y);
+            mShinyTex[side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(psky, vars, mShinyTex[side].getDir(x, y), true , low_end), x, y);
+        }
+    }
 }
 
 void LLVOSky::updateDirections(LLSettingsSky::ptr_t psky)
@@ -668,36 +668,36 @@ bool LLVOSky::updateSky()
 {
     LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky();
 
-	if (mDead || !(gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_SKY)))
-	{
-		// It's dead.  Don't update it.
-		return TRUE;
-	}
+    if (mDead || !(gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_SKY)))
+    {
+        // It's dead.  Don't update it.
+        return TRUE;
+    }
 
-	if (gGLManager.mIsDisabled)
-	{
-		return TRUE;
-	}
+    if (gGLManager.mIsDisabled)
+    {
+        return TRUE;
+    }
 
     LL_PROFILE_ZONE_SCOPED_CATEGORY_ENVIRONMENT;
 
-	static S32 next_frame = 0;
+    static S32 next_frame = 0;
 
     mNeedUpdate = mForceUpdate;
 
-	++next_frame;
-	next_frame = next_frame % MAX_TILES;
+    ++next_frame;
+    next_frame = next_frame % MAX_TILES;
 
-	mInterpVal = (!mInitialized) ? 1 : (F32)next_frame / MAX_TILES;
-	LLHeavenBody::setInterpVal( mInterpVal );
-	updateDirections(psky);
+    mInterpVal = (!mInitialized) ? 1 : (F32)next_frame / MAX_TILES;
+    LLHeavenBody::setInterpVal( mInterpVal );
+    updateDirections(psky);
 
     if (!mCubeMap || LLPipeline::sReflectionProbesEnabled)
-	{
+    {
         mCubeMapUpdateStage = NUM_CUBEMAP_FACES;
         mForceUpdate = FALSE;
         return TRUE;
-	}
+    }
 
     if (mCubeMapUpdateStage < 0)
     {
@@ -708,15 +708,15 @@ bool LLVOSky::updateSky()
         mNeedUpdate = mNeedUpdate || !same_atmospherics;
 
         if (mNeedUpdate && (mForceUpdateThrottle.hasExpired() || mForceUpdate))
-		{
+        {
             // start updating cube map sides
             updateFog(LLViewerCamera::getInstance()->getFar());
             mCubeMapUpdateStage = 0;
             mForceUpdate = FALSE;
-		}
-	}
+        }
+    }
     else if (mCubeMapUpdateStage == NUM_CUBEMAP_FACES && !LLPipeline::sReflectionProbesEnabled)
-	{
+    {
         LL_PROFILE_ZONE_NAMED("updateSky - forced");
         LLSkyTex::stepCurrent();
 
@@ -776,7 +776,7 @@ bool LLVOSky::updateSky()
     }
     // run 0 to 5 faces, each face in own frame
     else if (mCubeMapUpdateStage >= 0 && mCubeMapUpdateStage < NUM_CUBEMAP_FACES && !LLPipeline::sReflectionProbesEnabled)
-	{
+    {
         LL_PROFILE_ZONE_NAMED("updateSky - create");
         S32 side = mCubeMapUpdateStage;
         // CPU hungry part, createSkyTexture() is math heavy
@@ -791,65 +791,65 @@ bool LLVOSky::updateSky()
         mCubeMapUpdateStage++;
     }
 
-	return TRUE;
+    return TRUE;
 }
 
 void LLVOSky::updateTextures()
 {
-	if (mSunTexturep[0])
-	{
-		mSunTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
-	}
+    if (mSunTexturep[0])
+    {
+        mSunTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
+    }
 
     if (mSunTexturep[1])
-	{
-		mSunTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
+    {
+        mSunTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
 }
 
     if (mMoonTexturep[0])
 {
-		mMoonTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
+        mMoonTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
 }
 
     if (mMoonTexturep[1])
 {
-		mMoonTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
+        mMoonTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
 }
 
     if (mBloomTexturep[0])
-	{
-		mBloomTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
-		}
+    {
+        mBloomTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA );
+        }
 
     if (mBloomTexturep[1])
-		{
-		mBloomTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
-		}
-	}
+        {
+        mBloomTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA );
+        }
+    }
 
 LLDrawable *LLVOSky::createDrawable(LLPipeline *pipeline)
 {
-	pipeline->allocDrawable(this);
-	mDrawable->setLit(FALSE);
+    pipeline->allocDrawable(this);
+    mDrawable->setLit(FALSE);
 
-	LLDrawPoolSky *poolp = (LLDrawPoolSky*) gPipeline.getPool(LLDrawPool::POOL_SKY);
-	poolp->setSkyTex(mSkyTex);
-	mDrawable->setRenderType(LLPipeline::RENDER_TYPE_SKY);
+    LLDrawPoolSky *poolp = (LLDrawPoolSky*) gPipeline.getPool(LLDrawPool::POOL_SKY);
+    poolp->setSkyTex(mSkyTex);
+    mDrawable->setRenderType(LLPipeline::RENDER_TYPE_SKY);
 
-	for (S32 i = 0; i < NUM_CUBEMAP_FACES; ++i)
-	{
-		mFace[FACE_SIDE0 + i] = mDrawable->addFace(poolp, NULL);
-	}
+    for (S32 i = 0; i < NUM_CUBEMAP_FACES; ++i)
+    {
+        mFace[FACE_SIDE0 + i] = mDrawable->addFace(poolp, NULL);
+    }
 
-	mFace[FACE_SUN]   = mDrawable->addFace(poolp, nullptr);
-	mFace[FACE_MOON]  = mDrawable->addFace(poolp, nullptr);
-	mFace[FACE_BLOOM] = mDrawable->addFace(poolp, nullptr);
+    mFace[FACE_SUN]   = mDrawable->addFace(poolp, nullptr);
+    mFace[FACE_MOON]  = mDrawable->addFace(poolp, nullptr);
+    mFace[FACE_BLOOM] = mDrawable->addFace(poolp, nullptr);
 
-	mFace[FACE_SUN]->setMediaAllowed(false);
-	mFace[FACE_MOON]->setMediaAllowed(false);
-	mFace[FACE_BLOOM]->setMediaAllowed(false);
+    mFace[FACE_SUN]->setMediaAllowed(false);
+    mFace[FACE_MOON]->setMediaAllowed(false);
+    mFace[FACE_BLOOM]->setMediaAllowed(false);
 
-	return mDrawable;
+    return mDrawable;
 }
 
 void LLVOSky::setSunScale(F32 sun_scale)
@@ -871,10 +871,10 @@ void LLVOSky::setSunTextures(const LLUUID& sun_texture, const LLUUID& sun_textur
     bool can_use_wl = gPipeline.canUseWindLightShaders();
 
     if (mFace[FACE_SUN])
-	{
+    {
         if (mSunTexturep[0])
-		{
-	        mSunTexturep[0]->setAddressMode(LLTexUnit::TAM_CLAMP);
+        {
+            mSunTexturep[0]->setAddressMode(LLTexUnit::TAM_CLAMP);
         }
 
         LLViewerTexture* current_tex0 = mFace[FACE_SUN]->getTexture(LLRender::DIFFUSE_MAP);
@@ -936,13 +936,13 @@ void LLVOSky::setCloudNoiseTextures(const LLUUID& cloud_noise_texture, const LLU
     mCloudNoiseTexturep[1] = cloud_noise_texture_next.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(cloud_noise_texture_next, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI);
 
     if (mCloudNoiseTexturep[0])
-	{
-	    mCloudNoiseTexturep[0]->setAddressMode(LLTexUnit::TAM_WRAP);
-	}
+    {
+        mCloudNoiseTexturep[0]->setAddressMode(LLTexUnit::TAM_WRAP);
+    }
 
     if (mCloudNoiseTexturep[1])
     {
-	    mCloudNoiseTexturep[1]->setAddressMode(LLTexUnit::TAM_WRAP);
+        mCloudNoiseTexturep[1]->setAddressMode(LLTexUnit::TAM_WRAP);
     }
 }
 
@@ -970,90 +970,90 @@ void LLVOSky::setBloomTextures(const LLUUID& bloom_texture, const LLUUID& bloom_
 BOOL LLVOSky::updateGeometry(LLDrawable *drawable)
 {
     LL_PROFILE_ZONE_SCOPED_CATEGORY_DRAWABLE;
-	if (mFace[FACE_REFLECTION] == NULL)
-	{
-		LLDrawPoolWater *poolp = (LLDrawPoolWater*) gPipeline.getPool(LLDrawPool::POOL_WATER);
-		if (gPipeline.getPool(LLDrawPool::POOL_WATER)->getShaderLevel() != 0)
-		{
-			mFace[FACE_REFLECTION] = drawable->addFace(poolp, NULL);
-		}
-	}
-
-	mCameraPosAgent = drawable->getPositionAgent();
-
-	mEarthCenter.mV[0] = mCameraPosAgent.mV[0];
-	mEarthCenter.mV[1] = mCameraPosAgent.mV[1];
-
-	LLVector3 v_agent[8];
-	for (S32 i = 0; i < 8; ++i)
-	{
-		F32 x_sgn = (i&1) ? 1.f : -1.f;
-		F32 y_sgn = (i&2) ? 1.f : -1.f;
-		F32 z_sgn = (i&4) ? 1.f : -1.f;
-		v_agent[i] = HORIZON_DIST * SKY_BOX_MULT * LLVector3(x_sgn, y_sgn, z_sgn);
-	}
-
-	LLStrider<LLVector3> verticesp;
-	LLStrider<LLVector3> normalsp;
-	LLStrider<LLVector2> texCoordsp;
-	LLStrider<U16> indicesp;
-	U16 index_offset;
-	LLFace *face;
-
-	for (S32 side = 0; side < NUM_CUBEMAP_FACES; ++side)
-	{
-		face = mFace[FACE_SIDE0 + side];
-
-		if (!face->getVertexBuffer())
-		{
-			face->setSize(4, 6);
-			face->setGeomIndex(0);
-			face->setIndicesIndex(0);
-			LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolSky::VERTEX_DATA_MASK);
-			buff->allocateBuffer(4, 6);
-			face->setVertexBuffer(buff);
-
-			index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
-
-			S32 vtx = 0;
-			S32 curr_bit = side >> 1; // 0/1 = Z axis, 2/3 = Y, 4/5 = X
-			S32 side_dir = side & 1;  // even - 0, odd - 1
-			S32 i_bit = (curr_bit + 2) % 3;
-			S32 j_bit = (i_bit + 2) % 3;
-
-			LLVector3 axis;
-			axis.mV[curr_bit] = 1;
-			face->mCenterAgent = (F32)((side_dir << 1) - 1) * axis * HORIZON_DIST;
-
-			vtx = side_dir << curr_bit;
-			*(verticesp++)  = v_agent[vtx];
-			*(verticesp++)  = v_agent[vtx | 1 << j_bit];
-			*(verticesp++)  = v_agent[vtx | 1 << i_bit];
-			*(verticesp++)  = v_agent[vtx | 1 << i_bit | 1 << j_bit];
-
-			*(texCoordsp++) = TEX00;
-			*(texCoordsp++) = TEX01;
-			*(texCoordsp++) = TEX10;
-			*(texCoordsp++) = TEX11;
-
-			// Triangles for each side
-			*indicesp++ = index_offset + 0;
-			*indicesp++ = index_offset + 1;
-			*indicesp++ = index_offset + 3;
-
-			*indicesp++ = index_offset + 0;
-			*indicesp++ = index_offset + 3;
-			*indicesp++ = index_offset + 2;
-
-			buff->unmapBuffer();
-		}
-	}
-
-	const LLVector3 &look_at = LLViewerCamera::getInstance()->getAtAxis();
-	LLVector3 right = look_at % LLVector3::z_axis;
-	LLVector3 up = right % look_at;
-	right.normalize();
-	up.normalize();
+    if (mFace[FACE_REFLECTION] == NULL)
+    {
+        LLDrawPoolWater *poolp = (LLDrawPoolWater*) gPipeline.getPool(LLDrawPool::POOL_WATER);
+        if (gPipeline.getPool(LLDrawPool::POOL_WATER)->getShaderLevel() != 0)
+        {
+            mFace[FACE_REFLECTION] = drawable->addFace(poolp, NULL);
+        }
+    }
+
+    mCameraPosAgent = drawable->getPositionAgent();
+
+    mEarthCenter.mV[0] = mCameraPosAgent.mV[0];
+    mEarthCenter.mV[1] = mCameraPosAgent.mV[1];
+
+    LLVector3 v_agent[8];
+    for (S32 i = 0; i < 8; ++i)
+    {
+        F32 x_sgn = (i&1) ? 1.f : -1.f;
+        F32 y_sgn = (i&2) ? 1.f : -1.f;
+        F32 z_sgn = (i&4) ? 1.f : -1.f;
+        v_agent[i] = HORIZON_DIST * SKY_BOX_MULT * LLVector3(x_sgn, y_sgn, z_sgn);
+    }
+
+    LLStrider<LLVector3> verticesp;
+    LLStrider<LLVector3> normalsp;
+    LLStrider<LLVector2> texCoordsp;
+    LLStrider<U16> indicesp;
+    U16 index_offset;
+    LLFace *face;
+
+    for (S32 side = 0; side < NUM_CUBEMAP_FACES; ++side)
+    {
+        face = mFace[FACE_SIDE0 + side];
+
+        if (!face->getVertexBuffer())
+        {
+            face->setSize(4, 6);
+            face->setGeomIndex(0);
+            face->setIndicesIndex(0);
+            LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolSky::VERTEX_DATA_MASK);
+            buff->allocateBuffer(4, 6);
+            face->setVertexBuffer(buff);
+
+            index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
+
+            S32 vtx = 0;
+            S32 curr_bit = side >> 1; // 0/1 = Z axis, 2/3 = Y, 4/5 = X
+            S32 side_dir = side & 1;  // even - 0, odd - 1
+            S32 i_bit = (curr_bit + 2) % 3;
+            S32 j_bit = (i_bit + 2) % 3;
+
+            LLVector3 axis;
+            axis.mV[curr_bit] = 1;
+            face->mCenterAgent = (F32)((side_dir << 1) - 1) * axis * HORIZON_DIST;
+
+            vtx = side_dir << curr_bit;
+            *(verticesp++)  = v_agent[vtx];
+            *(verticesp++)  = v_agent[vtx | 1 << j_bit];
+            *(verticesp++)  = v_agent[vtx | 1 << i_bit];
+            *(verticesp++)  = v_agent[vtx | 1 << i_bit | 1 << j_bit];
+
+            *(texCoordsp++) = TEX00;
+            *(texCoordsp++) = TEX01;
+            *(texCoordsp++) = TEX10;
+            *(texCoordsp++) = TEX11;
+
+            // Triangles for each side
+            *indicesp++ = index_offset + 0;
+            *indicesp++ = index_offset + 1;
+            *indicesp++ = index_offset + 3;
+
+            *indicesp++ = index_offset + 0;
+            *indicesp++ = index_offset + 3;
+            *indicesp++ = index_offset + 2;
+
+            buff->unmapBuffer();
+        }
+    }
+
+    const LLVector3 &look_at = LLViewerCamera::getInstance()->getAtAxis();
+    LLVector3 right = look_at % LLVector3::z_axis;
+    LLVector3 up = right % look_at;
+    right.normalize();
+    up.normalize();
 
     bool draw_sun  = updateHeavenlyBodyGeometry(drawable, mSunScale, FACE_SUN, mSun, up, right);
     bool draw_moon = updateHeavenlyBodyGeometry(drawable, mMoonScale, FACE_MOON, mMoon, up, right);
@@ -1061,468 +1061,468 @@ BOOL LLVOSky::updateGeometry(LLDrawable *drawable)
     draw_sun  &= LLEnvironment::getInstance()->getIsSunUp();
     draw_moon &= LLEnvironment::getInstance()->getIsMoonUp();
 
-	mSun.setDraw(draw_sun);
-	mMoon.setDraw(draw_moon);
+    mSun.setDraw(draw_sun);
+    mMoon.setDraw(draw_moon);
 
-	const F32 water_height = gAgent.getRegion()->getWaterHeight() + 0.01f;
-		// LLWorld::getInstance()->getWaterHeight() + 0.01f;
-	const F32 camera_height = mCameraPosAgent.mV[2];
-	const F32 height_above_water = camera_height - water_height;
+    const F32 water_height = gAgent.getRegion()->getWaterHeight() + 0.01f;
+        // LLWorld::getInstance()->getWaterHeight() + 0.01f;
+    const F32 camera_height = mCameraPosAgent.mV[2];
+    const F32 height_above_water = camera_height - water_height;
 
-	bool sun_flag = FALSE;
-	if (mSun.isVisible())
-	{
+    bool sun_flag = FALSE;
+    if (mSun.isVisible())
+    {
         sun_flag = !mMoon.isVisible() || ((look_at * mSun.getDirection()) > 0);
-		}
+        }
 
     bool above_water = (height_above_water > 0);
     bool render_ref  = above_water && gPipeline.getPool(LLDrawPool::POOL_WATER)->getShaderLevel() == 0;
     setDrawRefl(above_water ? (sun_flag ? 0 : 1) : -1);
-			if (render_ref)
-			{
-				updateReflectionGeometry(drawable, height_above_water, mSun);
-			}
+            if (render_ref)
+            {
+                updateReflectionGeometry(drawable, height_above_water, mSun);
+            }
 
-	LLPipeline::sCompiles++;
-	return TRUE;
+    LLPipeline::sCompiles++;
+    return TRUE;
 }
 
 bool LLVOSky::updateHeavenlyBodyGeometry(LLDrawable *drawable, F32 scale, const S32 f, LLHeavenBody& hb, const LLVector3 &up, const LLVector3 &right)
 {
-	mHeavenlyBodyUpdated = TRUE ;
+    mHeavenlyBodyUpdated = TRUE ;
 
-	LLStrider<LLVector3> verticesp;
-	LLStrider<LLVector3> normalsp;
-	LLStrider<LLVector2> texCoordsp;
-	LLStrider<U16> indicesp;
-	S32 index_offset;
-	LLFace *facep;
+    LLStrider<LLVector3> verticesp;
+    LLStrider<LLVector3> normalsp;
+    LLStrider<LLVector2> texCoordsp;
+    LLStrider<U16> indicesp;
+    S32 index_offset;
+    LLFace *facep;
 
 
     LLQuaternion rot    = hb.getRotation();
-	LLVector3 to_dir    = LLVector3::x_axis * rot;
+    LLVector3 to_dir    = LLVector3::x_axis * rot;
 
     LLVector3 hb_right = to_dir % LLVector3::z_axis;
-	LLVector3 hb_up    = hb_right % to_dir;
+    LLVector3 hb_up    = hb_right % to_dir;
 
     // at zenith so math below fails spectacularly
     if ((to_dir * LLVector3::z_axis) > 0.99f)
-	{
+    {
         hb_right  = LLVector3::y_axis_neg * rot;
-	    hb_up     = LLVector3::z_axis     * rot;
-	}
+        hb_up     = LLVector3::z_axis     * rot;
+    }
 
-	LLVector3 draw_pos = to_dir * HEAVENLY_BODY_DIST;
+    LLVector3 draw_pos = to_dir * HEAVENLY_BODY_DIST;
 
-	hb_right.normalize();
-	hb_up.normalize();
+    hb_right.normalize();
+    hb_up.normalize();
 
-	const F32 enlargm_factor = ( 1 - to_dir.mV[2] );
-	F32 horiz_enlargement = 1 + enlargm_factor * 0.3f;
-	F32 vert_enlargement = 1 + enlargm_factor * 0.2f;
+    const F32 enlargm_factor = ( 1 - to_dir.mV[2] );
+    F32 horiz_enlargement = 1 + enlargm_factor * 0.3f;
+    F32 vert_enlargement = 1 + enlargm_factor * 0.2f;
 
-	const LLVector3 scaled_right = horiz_enlargement * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_right;
-	const LLVector3 scaled_up    = vert_enlargement  * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_up;
+    const LLVector3 scaled_right = horiz_enlargement * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_right;
+    const LLVector3 scaled_up    = vert_enlargement  * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_up;
 
-	LLVector3 v_clipped[4];
+    LLVector3 v_clipped[4];
 
-	v_clipped[0] = draw_pos - scaled_right + scaled_up;
-	v_clipped[1] = draw_pos - scaled_right - scaled_up;
-	v_clipped[2] = draw_pos + scaled_right + scaled_up;
-	v_clipped[3] = draw_pos + scaled_right - scaled_up;
+    v_clipped[0] = draw_pos - scaled_right + scaled_up;
+    v_clipped[1] = draw_pos - scaled_right - scaled_up;
+    v_clipped[2] = draw_pos + scaled_right + scaled_up;
+    v_clipped[3] = draw_pos + scaled_right - scaled_up;
 
-	hb.setVisible(TRUE);
+    hb.setVisible(TRUE);
 
-	facep = mFace[f];
+    facep = mFace[f];
 
-	if (!facep->getVertexBuffer())
-	{
-		facep->setSize(4, 6);
-		LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolSky::VERTEX_DATA_MASK);
-		if (!buff->allocateBuffer(facep->getGeomCount(), facep->getIndicesCount()))
-		{
-			LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to "
-				<< facep->getGeomCount() << " vertices and "
-				<< facep->getIndicesCount() << " indices" << LL_ENDL;
-		}
-		facep->setGeomIndex(0);
-		facep->setIndicesIndex(0);
-		facep->setVertexBuffer(buff);
-	}
+    if (!facep->getVertexBuffer())
+    {
+        facep->setSize(4, 6);
+        LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolSky::VERTEX_DATA_MASK);
+        if (!buff->allocateBuffer(facep->getGeomCount(), facep->getIndicesCount()))
+        {
+            LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to "
+                << facep->getGeomCount() << " vertices and "
+                << facep->getIndicesCount() << " indices" << LL_ENDL;
+        }
+        facep->setGeomIndex(0);
+        facep->setIndicesIndex(0);
+        facep->setVertexBuffer(buff);
+    }
 
-	llassert(facep->getVertexBuffer()->getNumIndices() == 6);
+    llassert(facep->getVertexBuffer()->getNumIndices() == 6);
 
-	index_offset = facep->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
+    index_offset = facep->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
 
-	if (-1 == index_offset)
-	{
-		return TRUE;
-	}
+    if (-1 == index_offset)
+    {
+        return TRUE;
+    }
 
-	for (S32 vtx = 0; vtx < 4; ++vtx)
-	{
-		hb.corner(vtx) = v_clipped[vtx];
-		*(verticesp++)  = hb.corner(vtx) + mCameraPosAgent;
-	}
+    for (S32 vtx = 0; vtx < 4; ++vtx)
+    {
+        hb.corner(vtx) = v_clipped[vtx];
+        *(verticesp++)  = hb.corner(vtx) + mCameraPosAgent;
+    }
 
-	*(texCoordsp++) = TEX01;
-	*(texCoordsp++) = TEX00;
-	*(texCoordsp++) = TEX11;
-	*(texCoordsp++) = TEX10;
+    *(texCoordsp++) = TEX01;
+    *(texCoordsp++) = TEX00;
+    *(texCoordsp++) = TEX11;
+    *(texCoordsp++) = TEX10;
 
-	*indicesp++ = index_offset + 0;
-	*indicesp++ = index_offset + 2;
-	*indicesp++ = index_offset + 1;
+    *indicesp++ = index_offset + 0;
+    *indicesp++ = index_offset + 2;
+    *indicesp++ = index_offset + 1;
 
-	*indicesp++ = index_offset + 1;
-	*indicesp++ = index_offset + 2;
-	*indicesp++ = index_offset + 3;
+    *indicesp++ = index_offset + 1;
+    *indicesp++ = index_offset + 2;
+    *indicesp++ = index_offset + 3;
 
-	facep->getVertexBuffer()->unmapBuffer();
+    facep->getVertexBuffer()->unmapBuffer();
 
-	return TRUE;
+    return TRUE;
 }
 
 F32 dtReflection(const LLVector3& p, F32 cos_dir_from_top, F32 sin_dir_from_top, F32 diff_angl_dir)
 {
-	LLVector3 P = p;
-	P.normalize();
+    LLVector3 P = p;
+    P.normalize();
 
-	const F32 cos_dir_angle = -P.mV[VZ];
-	const F32 sin_dir_angle = sqrt(1 - cos_dir_angle * cos_dir_angle);
+    const F32 cos_dir_angle = -P.mV[VZ];
+    const F32 sin_dir_angle = sqrt(1 - cos_dir_angle * cos_dir_angle);
 
-	F32 cos_diff_angles = cos_dir_angle * cos_dir_from_top
-									+ sin_dir_angle * sin_dir_from_top;
+    F32 cos_diff_angles = cos_dir_angle * cos_dir_from_top
+                                    + sin_dir_angle * sin_dir_from_top;
 
-	F32 diff_angles;
-	if (cos_diff_angles > (1 - 1e-7))
-		diff_angles = 0;
-	else
-		diff_angles = acos(cos_diff_angles);
+    F32 diff_angles;
+    if (cos_diff_angles > (1 - 1e-7))
+        diff_angles = 0;
+    else
+        diff_angles = acos(cos_diff_angles);
 
-	const F32 rel_diff_angles = diff_angles / diff_angl_dir;
-	const F32 dt = 1 - rel_diff_angles;
+    const F32 rel_diff_angles = diff_angles / diff_angl_dir;
+    const F32 dt = 1 - rel_diff_angles;
 
-	return (dt < 0) ? 0 : dt;
+    return (dt < 0) ? 0 : dt;
 }
 
 
 F32 dtClip(const LLVector3& v0, const LLVector3& v1, F32 far_clip2)
 {
-	F32 dt_clip;
-	const LLVector3 otrezok = v1 - v0;
-	const F32 A = otrezok.lengthSquared();
-	const F32 B = v0 * otrezok;
-	const F32 C = v0.lengthSquared() - far_clip2;
-	const F32 det = sqrt(B*B - A*C);
-	dt_clip = (-B - det) / A;
-	if ((dt_clip < 0) || (dt_clip > 1))
-		dt_clip = (-B + det) / A;
-	return dt_clip;
+    F32 dt_clip;
+    const LLVector3 otrezok = v1 - v0;
+    const F32 A = otrezok.lengthSquared();
+    const F32 B = v0 * otrezok;
+    const F32 C = v0.lengthSquared() - far_clip2;
+    const F32 det = sqrt(B*B - A*C);
+    dt_clip = (-B - det) / A;
+    if ((dt_clip < 0) || (dt_clip > 1))
+        dt_clip = (-B + det) / A;
+    return dt_clip;
 }
 
 
 void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H,
-										 const LLHeavenBody& HB)
+                                         const LLHeavenBody& HB)
 {
-	const LLVector3 &look_at = LLViewerCamera::getInstance()->getAtAxis();
-	// const F32 water_height = gAgent.getRegion()->getWaterHeight() + 0.001f;
-	// LLWorld::getInstance()->getWaterHeight() + 0.001f;
+    const LLVector3 &look_at = LLViewerCamera::getInstance()->getAtAxis();
+    // const F32 water_height = gAgent.getRegion()->getWaterHeight() + 0.001f;
+    // LLWorld::getInstance()->getWaterHeight() + 0.001f;
+
+    LLVector3 to_dir = HB.getDirection();
+    LLVector3 hb_pos = to_dir * (HORIZON_DIST - 10);
+    LLVector3 to_dir_proj = to_dir;
+    to_dir_proj.mV[VZ] = 0;
+    to_dir_proj.normalize();
+
+    LLVector3 Right = to_dir % LLVector3::z_axis;
+    LLVector3 Up = Right % to_dir;
+    Right.normalize();
+    Up.normalize();
+
+    // finding angle between  look direction and sprite.
+    LLVector3 look_at_right = look_at % LLVector3::z_axis;
+    look_at_right.normalize();
+
+    const F32 enlargm_factor = ( 1 - to_dir.mV[2] );
+    F32 horiz_enlargement = 1 + enlargm_factor * 0.3f;
+    F32 vert_enlargement = 1 + enlargm_factor * 0.2f;
+
+    F32 vert_size = vert_enlargement * HEAVENLY_BODY_SCALE * HB.getDiskRadius();
+    Right *= /*cos_lookAt_toDir */ horiz_enlargement * HEAVENLY_BODY_SCALE * HB.getDiskRadius();
+    Up *= vert_size;
+
+    LLVector3 v_corner[2];
+    LLVector3 stretch_corner[2];
+
+    LLVector3 top_hb = v_corner[0] = stretch_corner[0] = hb_pos - Right + Up;
+    v_corner[1] = stretch_corner[1] = hb_pos - Right - Up;
+
+    LLVector2 TEX0t = TEX00;
+    LLVector2 TEX1t = TEX10;
+    LLVector3 lower_corner = v_corner[1];
 
-	LLVector3 to_dir = HB.getDirection();
-	LLVector3 hb_pos = to_dir * (HORIZON_DIST - 10);
-	LLVector3 to_dir_proj = to_dir;
-	to_dir_proj.mV[VZ] = 0;
-	to_dir_proj.normalize();
+    top_hb.normalize();
+    const F32 cos_angle_of_view = fabs(top_hb.mV[VZ]);
+    const F32 extension = llmin (5.0f, 1.0f / cos_angle_of_view);
 
-	LLVector3 Right = to_dir % LLVector3::z_axis;
-	LLVector3 Up = Right % to_dir;
-	Right.normalize();
-	Up.normalize();
+    const S32 cols = 1;
+    const S32 raws = lltrunc(16 * extension);
+    S32 quads = cols * raws;
 
-	// finding angle between  look direction and sprite.
-	LLVector3 look_at_right = look_at % LLVector3::z_axis;
-	look_at_right.normalize();
+    stretch_corner[0] = lower_corner + extension * (stretch_corner[0] - lower_corner);
+    stretch_corner[1] = lower_corner + extension * (stretch_corner[1] - lower_corner);
 
-	const F32 enlargm_factor = ( 1 - to_dir.mV[2] );
-	F32 horiz_enlargement = 1 + enlargm_factor * 0.3f;
-	F32 vert_enlargement = 1 + enlargm_factor * 0.2f;
+    F32 cos_dir_from_top[2];
 
-	F32 vert_size = vert_enlargement * HEAVENLY_BODY_SCALE * HB.getDiskRadius();
-	Right *= /*cos_lookAt_toDir */ horiz_enlargement * HEAVENLY_BODY_SCALE * HB.getDiskRadius();
-	Up *= vert_size;
+    LLVector3 dir = stretch_corner[0];
+    dir.normalize();
+    cos_dir_from_top[0] = dir.mV[VZ];
 
-	LLVector3 v_corner[2];
-	LLVector3 stretch_corner[2];
-
-	LLVector3 top_hb = v_corner[0] = stretch_corner[0] = hb_pos - Right + Up;
-	v_corner[1] = stretch_corner[1] = hb_pos - Right - Up;
-
-	LLVector2 TEX0t = TEX00;
-	LLVector2 TEX1t = TEX10;
-	LLVector3 lower_corner = v_corner[1];
+    dir = stretch_corner[1];
+    dir.normalize();
+    cos_dir_from_top[1] = dir.mV[VZ];
 
-	top_hb.normalize();
-	const F32 cos_angle_of_view = fabs(top_hb.mV[VZ]);
-	const F32 extension = llmin (5.0f, 1.0f / cos_angle_of_view);
-
-	const S32 cols = 1;
-	const S32 raws = lltrunc(16 * extension);
-	S32 quads = cols * raws;
-
-	stretch_corner[0] = lower_corner + extension * (stretch_corner[0] - lower_corner);
-	stretch_corner[1] = lower_corner + extension * (stretch_corner[1] - lower_corner);
-
-	F32 cos_dir_from_top[2];
-
-	LLVector3 dir = stretch_corner[0];
-	dir.normalize();
-	cos_dir_from_top[0] = dir.mV[VZ];
-
-	dir = stretch_corner[1];
-	dir.normalize();
-	cos_dir_from_top[1] = dir.mV[VZ];
-
-	const F32 sin_dir_from_top = sqrt(1 - cos_dir_from_top[0] * cos_dir_from_top[0]);
-	const F32 sin_dir_from_top2 = sqrt(1 - cos_dir_from_top[1] * cos_dir_from_top[1]);
-	const F32 cos_diff_dir = cos_dir_from_top[0] * cos_dir_from_top[1]
-							+ sin_dir_from_top * sin_dir_from_top2;
-	const F32 diff_angl_dir = acos(cos_diff_dir);
-
-	v_corner[0] = stretch_corner[0];
-	v_corner[1] = lower_corner;
-
-
-	LLVector2 TEX0tt = TEX01;
-	LLVector2 TEX1tt = TEX11;
-
-	LLVector3 v_refl_corner[4];
-	LLVector3 v_sprite_corner[4];
-
-	S32 vtx;
-	for (vtx = 0; vtx < 2; ++vtx)
-	{
-		LLVector3 light_proj = v_corner[vtx];
-		light_proj.normalize();
-
-		const F32 z = light_proj.mV[VZ];
-		const F32 sin_angle = sqrt(1 - z * z);
-		light_proj *= 1.f / sin_angle;
-		light_proj.mV[VZ] = 0;
-		const F32 to_refl_point = H * sin_angle / fabs(z);
-
-		v_refl_corner[vtx] = to_refl_point * light_proj;
-	}
-
-
-	for (vtx = 2; vtx < 4; ++vtx)
-	{
-		const LLVector3 to_dir_vec = (to_dir_proj * v_refl_corner[vtx-2]) * to_dir_proj;
-		v_refl_corner[vtx] = v_refl_corner[vtx-2] + 2 * (to_dir_vec - v_refl_corner[vtx-2]);
-	}
-
-	for (vtx = 0; vtx < 4; ++vtx)
-		v_refl_corner[vtx].mV[VZ] -= H;
-
-	S32 side = 0;
-	LLVector3 refl_corn_norm[2];
-	refl_corn_norm[0] = v_refl_corner[1];
-	refl_corn_norm[0].normalize();
-	refl_corn_norm[1] = v_refl_corner[3];
-	refl_corn_norm[1].normalize();
-
-	F32 cos_refl_look_at[2];
-	cos_refl_look_at[0] = refl_corn_norm[0] * look_at;
-	cos_refl_look_at[1] = refl_corn_norm[1] * look_at;
+    const F32 sin_dir_from_top = sqrt(1 - cos_dir_from_top[0] * cos_dir_from_top[0]);
+    const F32 sin_dir_from_top2 = sqrt(1 - cos_dir_from_top[1] * cos_dir_from_top[1]);
+    const F32 cos_diff_dir = cos_dir_from_top[0] * cos_dir_from_top[1]
+                            + sin_dir_from_top * sin_dir_from_top2;
+    const F32 diff_angl_dir = acos(cos_diff_dir);
 
-	if (cos_refl_look_at[1] > cos_refl_look_at[0])
-	{
-		side = 2;
-	}
+    v_corner[0] = stretch_corner[0];
+    v_corner[1] = lower_corner;
 
-	//const F32 far_clip = (LLViewerCamera::getInstance()->getFar() - 0.01) / far_clip_factor;
-	const F32 far_clip = 512;
-	const F32 far_clip2 = far_clip*far_clip;
 
-	F32 dt_clip;
-	F32 vtx_near2, vtx_far2;
+    LLVector2 TEX0tt = TEX01;
+    LLVector2 TEX1tt = TEX11;
 
-	if ((vtx_far2 = v_refl_corner[side].lengthSquared()) > far_clip2)
-	{
-		// whole thing is sprite: reflection is beyond far clip plane.
-		dt_clip = 1.1f;
-		quads = 1;
-	}
-	else if ((vtx_near2 = v_refl_corner[side+1].lengthSquared()) > far_clip2)
-	{
-		// part is reflection, the rest is sprite.
-		dt_clip = dtClip(v_refl_corner[side + 1], v_refl_corner[side], far_clip2);
-		const LLVector3 P = (1 - dt_clip) * v_refl_corner[side + 1] + dt_clip * v_refl_corner[side];
-
-		F32 dt_tex = dtReflection(P, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir);
-
-		TEX0tt = LLVector2(0, dt_tex);
-		TEX1tt = LLVector2(1, dt_tex);
-		quads++;
-	}
-	else
-	{
-		// whole thing is correct reflection.
-		dt_clip = -0.1f;
-	}
-
-	LLFace *face = mFace[FACE_REFLECTION];
+    LLVector3 v_refl_corner[4];
+    LLVector3 v_sprite_corner[4];
+
+    S32 vtx;
+    for (vtx = 0; vtx < 2; ++vtx)
+    {
+        LLVector3 light_proj = v_corner[vtx];
+        light_proj.normalize();
+
+        const F32 z = light_proj.mV[VZ];
+        const F32 sin_angle = sqrt(1 - z * z);
+        light_proj *= 1.f / sin_angle;
+        light_proj.mV[VZ] = 0;
+        const F32 to_refl_point = H * sin_angle / fabs(z);
+
+        v_refl_corner[vtx] = to_refl_point * light_proj;
+    }
+
+
+    for (vtx = 2; vtx < 4; ++vtx)
+    {
+        const LLVector3 to_dir_vec = (to_dir_proj * v_refl_corner[vtx-2]) * to_dir_proj;
+        v_refl_corner[vtx] = v_refl_corner[vtx-2] + 2 * (to_dir_vec - v_refl_corner[vtx-2]);
+    }
+
+    for (vtx = 0; vtx < 4; ++vtx)
+        v_refl_corner[vtx].mV[VZ] -= H;
+
+    S32 side = 0;
+    LLVector3 refl_corn_norm[2];
+    refl_corn_norm[0] = v_refl_corner[1];
+    refl_corn_norm[0].normalize();
+    refl_corn_norm[1] = v_refl_corner[3];
+    refl_corn_norm[1].normalize();
+
+    F32 cos_refl_look_at[2];
+    cos_refl_look_at[0] = refl_corn_norm[0] * look_at;
+    cos_refl_look_at[1] = refl_corn_norm[1] * look_at;
+
+    if (cos_refl_look_at[1] > cos_refl_look_at[0])
+    {
+        side = 2;
+    }
+
+    //const F32 far_clip = (LLViewerCamera::getInstance()->getFar() - 0.01) / far_clip_factor;
+    const F32 far_clip = 512;
+    const F32 far_clip2 = far_clip*far_clip;
+
+    F32 dt_clip;
+    F32 vtx_near2, vtx_far2;
+
+    if ((vtx_far2 = v_refl_corner[side].lengthSquared()) > far_clip2)
+    {
+        // whole thing is sprite: reflection is beyond far clip plane.
+        dt_clip = 1.1f;
+        quads = 1;
+    }
+    else if ((vtx_near2 = v_refl_corner[side+1].lengthSquared()) > far_clip2)
+    {
+        // part is reflection, the rest is sprite.
+        dt_clip = dtClip(v_refl_corner[side + 1], v_refl_corner[side], far_clip2);
+        const LLVector3 P = (1 - dt_clip) * v_refl_corner[side + 1] + dt_clip * v_refl_corner[side];
+
+        F32 dt_tex = dtReflection(P, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir);
+
+        TEX0tt = LLVector2(0, dt_tex);
+        TEX1tt = LLVector2(1, dt_tex);
+        quads++;
+    }
+    else
+    {
+        // whole thing is correct reflection.
+        dt_clip = -0.1f;
+    }
+
+    LLFace *face = mFace[FACE_REFLECTION];
 
     if (face)
     {
-	if (!face->getVertexBuffer() || quads*4 != face->getGeomCount())
-	{
-		face->setSize(quads * 4, quads * 6);
-		LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolWater::VERTEX_DATA_MASK);
-		if (!buff->allocateBuffer(face->getGeomCount(), face->getIndicesCount()))
-		{
-			LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to "
-				<< face->getGeomCount() << " vertices and "
-				<< face->getIndicesCount() << " indices" << LL_ENDL;
-		}
-		face->setIndicesIndex(0);
-		face->setGeomIndex(0);
-		face->setVertexBuffer(buff);
-	}
-
-	LLStrider<LLVector3> verticesp;
-	LLStrider<LLVector3> normalsp;
-	LLStrider<LLVector2> texCoordsp;
-	LLStrider<U16> indicesp;
-	S32 index_offset;
-
-	index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
-	if (-1 == index_offset)
-	{
-		return;
-	}
-
-	LLColor3 hb_col3 = HB.getInterpColor();
-	hb_col3.clamp();
-	const LLColor4 hb_col = LLColor4(hb_col3);
-
-	const F32 min_attenuation = 0.4f;
-	const F32 max_attenuation = 0.7f;
-	const F32 attenuation = min_attenuation
-		+ cos_angle_of_view * (max_attenuation - min_attenuation);
+    if (!face->getVertexBuffer() || quads*4 != face->getGeomCount())
+    {
+        face->setSize(quads * 4, quads * 6);
+        LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolWater::VERTEX_DATA_MASK);
+        if (!buff->allocateBuffer(face->getGeomCount(), face->getIndicesCount()))
+        {
+            LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to "
+                << face->getGeomCount() << " vertices and "
+                << face->getIndicesCount() << " indices" << LL_ENDL;
+        }
+        face->setIndicesIndex(0);
+        face->setGeomIndex(0);
+        face->setVertexBuffer(buff);
+    }
+
+    LLStrider<LLVector3> verticesp;
+    LLStrider<LLVector3> normalsp;
+    LLStrider<LLVector2> texCoordsp;
+    LLStrider<U16> indicesp;
+    S32 index_offset;
+
+    index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp);
+    if (-1 == index_offset)
+    {
+        return;
+    }
+
+    LLColor3 hb_col3 = HB.getInterpColor();
+    hb_col3.clamp();
+    const LLColor4 hb_col = LLColor4(hb_col3);
+
+    const F32 min_attenuation = 0.4f;
+    const F32 max_attenuation = 0.7f;
+    const F32 attenuation = min_attenuation
+        + cos_angle_of_view * (max_attenuation - min_attenuation);
 
         LLColor4 hb_refl_col = (1 - attenuation) * hb_col + attenuation * getSkyFogColor();
-	face->setFaceColor(hb_refl_col);
-
-	LLVector3 v_far[2];
-	v_far[0] = v_refl_corner[1];
-	v_far[1] = v_refl_corner[3];
-
-	if(dt_clip > 0)
-	{
-		if (dt_clip >= 1)
-		{
-			for (S32 vtx = 0; vtx < 4; ++vtx)
-			{
-				F32 ratio = far_clip / v_refl_corner[vtx].length();
-				*(verticesp++) = v_refl_corner[vtx] = ratio * v_refl_corner[vtx] + mCameraPosAgent;
-			}
-			const LLVector3 draw_pos = 0.25 *
-				(v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]);
-			face->mCenterAgent = draw_pos;
-		}
-		else
-		{
-			F32 ratio = far_clip / v_refl_corner[1].length();
-			v_sprite_corner[1] = v_refl_corner[1] * ratio;
-
-			ratio = far_clip / v_refl_corner[3].length();
-			v_sprite_corner[3] = v_refl_corner[3] * ratio;
-
-			v_refl_corner[1] = (1 - dt_clip) * v_refl_corner[1] + dt_clip * v_refl_corner[0];
-			v_refl_corner[3] = (1 - dt_clip) * v_refl_corner[3] + dt_clip * v_refl_corner[2];
-			v_sprite_corner[0] = v_refl_corner[1];
-			v_sprite_corner[2] = v_refl_corner[3];
-
-			for (S32 vtx = 0; vtx < 4; ++vtx)
-			{
-				*(verticesp++) = v_sprite_corner[vtx] + mCameraPosAgent;
-			}
-
-			const LLVector3 draw_pos = 0.25 *
-				(v_refl_corner[0] + v_sprite_corner[1] + v_refl_corner[2] + v_sprite_corner[3]);
-			face->mCenterAgent = draw_pos;
-		}
-
-		*(texCoordsp++) = TEX0tt;
-		*(texCoordsp++) = TEX0t;
-		*(texCoordsp++) = TEX1tt;
-		*(texCoordsp++) = TEX1t;
-
-		*indicesp++ = index_offset + 0;
-		*indicesp++ = index_offset + 2;
-		*indicesp++ = index_offset + 1;
-
-		*indicesp++ = index_offset + 1;
-		*indicesp++ = index_offset + 2;
-		*indicesp++ = index_offset + 3;
-
-		index_offset += 4;
-	}
-
-	if (dt_clip < 1)
-	{
-		if (dt_clip <= 0)
-		{
-			const LLVector3 draw_pos = 0.25 *
-				(v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]);
-			face->mCenterAgent = draw_pos;
-		}
-
-		const F32 raws_inv = 1.f/raws;
-		const F32 cols_inv = 1.f/cols;
-		LLVector3 left	= v_refl_corner[0] - v_refl_corner[1];
-		LLVector3 right = v_refl_corner[2] - v_refl_corner[3];
-		left *= raws_inv;
-		right *= raws_inv;
-
-		for (S32 raw = 0; raw < raws; ++raw)
-		{
-			F32 dt_v0 = raw * raws_inv;
-			F32 dt_v1 = (raw + 1) * raws_inv;
-			const LLVector3 BL = v_refl_corner[1] + (F32)raw * left;
-			const LLVector3 BR = v_refl_corner[3] + (F32)raw * right;
-			const LLVector3 EL = BL + left;
-			const LLVector3 ER = BR + right;
-                dt_v0 = dt_v1 = dtReflection(EL, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir);
-			for (S32 col = 0; col < cols; ++col)
-			{
-				F32 dt_h0 = col * cols_inv;
-				*(verticesp++) = (1 - dt_h0) * EL + dt_h0 * ER + mCameraPosAgent;
-				*(verticesp++) = (1 - dt_h0) * BL + dt_h0 * BR + mCameraPosAgent;
-				F32 dt_h1 = (col + 1) * cols_inv;
-				*(verticesp++) = (1 - dt_h1) * EL + dt_h1 * ER + mCameraPosAgent;
-				*(verticesp++) = (1 - dt_h1) * BL + dt_h1 * BR + mCameraPosAgent;
+    face->setFaceColor(hb_refl_col);
+
+    LLVector3 v_far[2];
+    v_far[0] = v_refl_corner[1];
+    v_far[1] = v_refl_corner[3];
+
+    if(dt_clip > 0)
+    {
+        if (dt_clip >= 1)
+        {
+            for (S32 vtx = 0; vtx < 4; ++vtx)
+            {
+                F32 ratio = far_clip / v_refl_corner[vtx].length();
+                *(verticesp++) = v_refl_corner[vtx] = ratio * v_refl_corner[vtx] + mCameraPosAgent;
+            }
+            const LLVector3 draw_pos = 0.25 *
+                (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]);
+            face->mCenterAgent = draw_pos;
+        }
+        else
+        {
+            F32 ratio = far_clip / v_refl_corner[1].length();
+            v_sprite_corner[1] = v_refl_corner[1] * ratio;
 
-				*(texCoordsp++) = LLVector2(dt_h0, dt_v1);
-				*(texCoordsp++) = LLVector2(dt_h0, dt_v0);
-				*(texCoordsp++) = LLVector2(dt_h1, dt_v1);
-				*(texCoordsp++) = LLVector2(dt_h1, dt_v0);
+            ratio = far_clip / v_refl_corner[3].length();
+            v_sprite_corner[3] = v_refl_corner[3] * ratio;
 
-				*indicesp++ = index_offset + 0;
-				*indicesp++ = index_offset + 2;
-				*indicesp++ = index_offset + 1;
+            v_refl_corner[1] = (1 - dt_clip) * v_refl_corner[1] + dt_clip * v_refl_corner[0];
+            v_refl_corner[3] = (1 - dt_clip) * v_refl_corner[3] + dt_clip * v_refl_corner[2];
+            v_sprite_corner[0] = v_refl_corner[1];
+            v_sprite_corner[2] = v_refl_corner[3];
 
-				*indicesp++ = index_offset + 1;
-				*indicesp++ = index_offset + 2;
-				*indicesp++ = index_offset + 3;
+            for (S32 vtx = 0; vtx < 4; ++vtx)
+            {
+                *(verticesp++) = v_sprite_corner[vtx] + mCameraPosAgent;
+            }
+
+            const LLVector3 draw_pos = 0.25 *
+                (v_refl_corner[0] + v_sprite_corner[1] + v_refl_corner[2] + v_sprite_corner[3]);
+            face->mCenterAgent = draw_pos;
+        }
+
+        *(texCoordsp++) = TEX0tt;
+        *(texCoordsp++) = TEX0t;
+        *(texCoordsp++) = TEX1tt;
+        *(texCoordsp++) = TEX1t;
+
+        *indicesp++ = index_offset + 0;
+        *indicesp++ = index_offset + 2;
+        *indicesp++ = index_offset + 1;
 
-				index_offset += 4;
-			}
-		}
-	}
+        *indicesp++ = index_offset + 1;
+        *indicesp++ = index_offset + 2;
+        *indicesp++ = index_offset + 3;
+
+        index_offset += 4;
+    }
+
+    if (dt_clip < 1)
+    {
+        if (dt_clip <= 0)
+        {
+            const LLVector3 draw_pos = 0.25 *
+                (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]);
+            face->mCenterAgent = draw_pos;
+        }
 
-	face->getVertexBuffer()->unmapBuffer();
+        const F32 raws_inv = 1.f/raws;
+        const F32 cols_inv = 1.f/cols;
+        LLVector3 left  = v_refl_corner[0] - v_refl_corner[1];
+        LLVector3 right = v_refl_corner[2] - v_refl_corner[3];
+        left *= raws_inv;
+        right *= raws_inv;
+
+        for (S32 raw = 0; raw < raws; ++raw)
+        {
+            F32 dt_v0 = raw * raws_inv;
+            F32 dt_v1 = (raw + 1) * raws_inv;
+            const LLVector3 BL = v_refl_corner[1] + (F32)raw * left;
+            const LLVector3 BR = v_refl_corner[3] + (F32)raw * right;
+            const LLVector3 EL = BL + left;
+            const LLVector3 ER = BR + right;
+                dt_v0 = dt_v1 = dtReflection(EL, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir);
+            for (S32 col = 0; col < cols; ++col)
+            {
+                F32 dt_h0 = col * cols_inv;
+                *(verticesp++) = (1 - dt_h0) * EL + dt_h0 * ER + mCameraPosAgent;
+                *(verticesp++) = (1 - dt_h0) * BL + dt_h0 * BR + mCameraPosAgent;
+                F32 dt_h1 = (col + 1) * cols_inv;
+                *(verticesp++) = (1 - dt_h1) * EL + dt_h1 * ER + mCameraPosAgent;
+                *(verticesp++) = (1 - dt_h1) * BL + dt_h1 * BR + mCameraPosAgent;
+
+                *(texCoordsp++) = LLVector2(dt_h0, dt_v1);
+                *(texCoordsp++) = LLVector2(dt_h0, dt_v0);
+                *(texCoordsp++) = LLVector2(dt_h1, dt_v1);
+                *(texCoordsp++) = LLVector2(dt_h1, dt_v0);
+
+                *indicesp++ = index_offset + 0;
+                *indicesp++ = index_offset + 2;
+                *indicesp++ = index_offset + 1;
+
+                *indicesp++ = index_offset + 1;
+                *indicesp++ = index_offset + 2;
+                *indicesp++ = index_offset + 3;
+
+                index_offset += 4;
+            }
+        }
+    }
+
+    face->getVertexBuffer()->unmapBuffer();
 }
 }
 
@@ -1530,11 +1530,11 @@ void LLVOSky::updateFog(const F32 distance)
 {
     LLEnvironment& environment = LLEnvironment::instance();
     if (environment.getCurrentSky() != nullptr)
-	{
+    {
         LLVector3 light_dir = LLVector3(environment.getClampedLightNorm());
         m_legacyAtmospherics.updateFog(distance, light_dir);
-		}
-	}
+        }
+    }
 
 void LLVOSky::setSunAndMoonDirectionsCFR(const LLVector3 &sun_dir_cfr, const LLVector3 &moon_dir_cfr)
 {