Merge remote-tracking branch 'siana/master'

Conflicts: indra/llrender/llvertexbuffer.cpp Resolved: needed two casts for 64bit warning.
2012-06-27 04:10:20 +02:00
parent 1023088c0d be9f3178c0
commit 7234e63ce1
197 changed files with 1820 additions and 1185 deletions
--- a/LICENSES/boost.txt
+++ b/LICENSES/boost.txt
@@ -1,23 +0,0 @@
-Boost Software License - Version 1.0 - August 17th, 2003
-
-Permission is hereby granted, free of charge, to any person or organization
-obtaining a copy of the software and accompanying documentation covered by
-this license (the "Software") to use, reproduce, display, distribute,
-execute, and transmit the Software, and to prepare derivative works of the
-Software, and to permit third-parties to whom the Software is furnished to
-do so, all subject to the following:
-
-The copyright notices in the Software and this entire statement, including
-the above license grant, this restriction and the following disclaimer,
-must be included in all copies of the Software, in whole or in part, and
-all derivative works of the Software, unless such copies or derivative
-works are solely in the form of machine-executable object code generated by
-a source language processor.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
-SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
-FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-DEALINGS IN THE SOFTWARE.
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -226,7 +226,7 @@ endif (LINUX)


 if (DARWIN)
-  add_definitions(-DLL_DARWIN=1)
+  add_definitions(-DLL_DARWIN=1 -D_XOPEN_SOURCE)
  set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names,-search_paths_first")
  set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_CXX_LINK_FLAGS}")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mlong-branch")
@@ -234,11 +234,11 @@ if (DARWIN)
  # NOTE: it's critical that the optimization flag is put in front.
  # NOTE: it's critical to have both CXX_FLAGS and C_FLAGS covered.
  set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -O3 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
-  set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -03 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
+  set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -O3 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
  set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
-  set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -03 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
+  set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -msse3 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
  set(CMAKE_CXX_FLAGS_RELEASESSE2 "${CMAKE_CXX_FLAGS_RELEASESSE2} -O3 -msse2 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
-  set(CMAKE_C_FLAGS_RELEASESSE2 "${CMAKE_C_FLAGS_RELEASESSE2} -03 -msse2 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
+  set(CMAKE_C_FLAGS_RELEASESSE2 "${CMAKE_C_FLAGS_RELEASESSE2} -O3 -msse2 -mtune=generic -mfpmath=sse ${GCC_EXTRA_OPTIMIZATIONS}")
 endif (DARWIN)


--- a/indra/cmake/CARes.cmake
+++ b/indra/cmake/CARes.cmake
@@ -10,6 +10,7 @@ if (STANDALONE)
 else (STANDALONE)
    use_prebuilt_binary(ares)
    if (WINDOWS)
+        add_definitions("-DCARES_STATICLIB")
        set(CARES_LIBRARIES areslib)
    elseif (DARWIN)
        set(CARES_LIBRARIES
--- a/indra/llcharacter/llbvhloader.cpp
+++ b/indra/llcharacter/llbvhloader.cpp
@@ -1575,7 +1575,7 @@ BOOL LLBVHLoader::serialize(LLDataPacker& dp)
 		constraint_it++)
 		{
 			U8 byte = constraint_it->mChainLength;
-			dp.packU8(byte, "chain_lenght");
+			dp.packU8(byte, "chain_length");
 			
 			byte = constraint_it->mConstraintType;
 			dp.packU8(byte, "constraint_type");
--- a/indra/llcharacter/llcharacter.h
+++ b/indra/llcharacter/llcharacter.h
@@ -132,7 +132,7 @@ public:

 	virtual void addDebugText( const std::string& text ) = 0;

-	virtual const LLUUID&	getID() = 0;
+	virtual const LLUUID&	getID() const = 0;
 	//-------------------------------------------------------------------------
 	// End Interface
 	//-------------------------------------------------------------------------
--- a/indra/llimage/llimagej2c.cpp
+++ b/indra/llimage/llimagej2c.cpp
@@ -363,8 +363,7 @@ S32 LLImageJ2C::calcHeaderSizeJ2C()
 	return FIRST_PACKET_SIZE; // Hack. just needs to be >= actual header size...
 }

-//static
-S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 rate)
+static S32 cald_data_size_help(S32 w, S32 h, S32 comp, S32 discard_level, F32 rate)
 {
 	if (rate <= 0.f) rate = .125f;
 	while (discard_level > 0)
@@ -376,7 +375,22 @@ S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 r
 		discard_level--;
 	}
 	S32 bytes = (S32)((F32)(w*h*comp)*rate);
-	//bytes = llmax(bytes, calcHeaderSizeJ2C());
+	return bytes;
+}
+
+
+//static
+S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 rate)
+{
+	static const LLCachedControl<F32> exponent("SianaJ2CSizeExponent", 1.0f);
+	static const LLCachedControl<S32> offset("SianaJ2CSizeOffset", 0);
+	S32 size = cald_data_size_help(w, h, comp, discard_level, rate);
+	S32 size_d0 = cald_data_size_help(w, h, comp, 0, rate);
+
+	llassert_always(size_d0);
+	S32 bytes = size_d0*pow((double)size/size_d0, (double)exponent) + offset;
+	bytes = llmax (0, bytes - 600);
+	bytes = ((bytes + (1000 - 1))/1000)*1000 + 600;
 	return bytes;
 }

@@ -392,15 +406,7 @@ S32 LLImageJ2C::calcDataSize(S32 discard_level)
 	static const LLCachedControl<bool> legacy_size("SianaLegacyJ2CSize", false);
 	
 	if (legacy_size) {
-		static const LLCachedControl<F32> exponent("SianaJ2CSizeExponent", 1.0f);
-		static const LLCachedControl<S32> offset("SianaJ2CSizeOffset", 0);
-		
-		S32 size = calcDataSizeJ2C(getWidth(), getHeight(), getComponents(), discard_level, mRate);
-		S32 size_d0 = calcDataSizeJ2C(getWidth(), getHeight(), getComponents(), 0, mRate);
-		llassert_always(size_d0);
-		S32 bytes = pow(size/size_d0, exponent)*size_d0 + offset;
-		bytes = llmax(bytes, calcHeaderSizeJ2C());
-		return bytes;
+		return calcDataSizeJ2C(getWidth(), getHeight(), getComponents(), discard_level, mRate);
 	}

 	discard_level = llclamp(discard_level, 0, MAX_DISCARD_LEVEL);
--- a/indra/llimagej2coj/llimagej2coj.cpp
+++ b/indra/llimagej2coj/llimagej2coj.cpp
@@ -149,7 +149,19 @@ BOOL LLImageJ2COJ::decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 decod
 	opj_setup_decoder(dinfo, &parameters);

 	/* open a byte stream */
+#if 0
+	std::vector<U8> data(base.getData(), base.getData()+base.getDataSize());
+	S32 size = data.size();
+	if (data[size-1] == 0xFF) {
+		data.push_back((U8)0xD9);
+	} else if (data[size-2] != 0xFF || data[size-1] != 0xD9) {
+		data.push_back((U8)0xFF);
+		data.push_back((U8)0xD9);
+	}
+	cio = opj_cio_open((opj_common_ptr)dinfo, &data[0], data.size());
+#else
 	cio = opj_cio_open((opj_common_ptr)dinfo, base.getData(), base.getDataSize());
+#endif

 	/* decode the stream and fill the image structure */
 	image = opj_decode(dinfo, cio);
--- a/indra/llmessage/llbuffer.cpp
+++ b/indra/llmessage/llbuffer.cpp
@@ -28,6 +28,7 @@

 #include "linden_common.h"
 #include "llbuffer.h"
+#include <iterator>

 #include "llmath.h"
 #include "llmemtype.h"
--- a/indra/llmessage/llcurl.cpp
+++ b/indra/llmessage/llcurl.cpp
@@ -548,6 +548,7 @@ LLCurl::Multi::Multi(F32 idle_time_out)
 	  mErrorCount(0),
 	  mState(STATE_READY),
 	  mDead(FALSE),
+	  mValid(TRUE),
 	  mMutexp(NULL),
 	  mDeletionMutexp(NULL),
 	  mEasyMutexp(NULL)
@@ -583,22 +584,33 @@ LLCurl::Multi::Multi(F32 idle_time_out)

 LLCurl::Multi::~Multi()
 {
-	cleanup() ;	
+	cleanup(true);
+	
+	delete mDeletionMutexp ;
+	mDeletionMutexp = NULL ;	
 }

-void LLCurl::Multi::cleanup()
+void LLCurl::Multi::cleanup(bool deleted)
 {
 	if(!mCurlMultiHandle)
 	{
 		return ; //nothing to clean.
 	}
+	llassert_always(deleted || !mValid) ;

+	LLMutexLock lock(mDeletionMutexp);
+	
 	// Clean up active
 	for(easy_active_list_t::iterator iter = mEasyActiveList.begin();
 		iter != mEasyActiveList.end(); ++iter)
 	{
 		Easy* easy = *iter;
 		check_curl_multi_code(curl_multi_remove_handle(mCurlMultiHandle, easy->getCurlHandle()));
+
+		if(deleted)
+		{
+			easy->mResponder = NULL ; //avoid triggering mResponder.
+		}
 		delete easy;
 	}
 	mEasyActiveList.clear();
@@ -610,14 +622,12 @@ void LLCurl::Multi::cleanup()

 	check_curl_multi_code(LLCurl::deleteMultiHandle(mCurlMultiHandle));
 	mCurlMultiHandle = NULL ;
-
+	
 	delete mMutexp ;
 	mMutexp = NULL ;
-	delete mDeletionMutexp ;
-	mDeletionMutexp = NULL ;
 	delete mEasyMutexp ;
 	mEasyMutexp = NULL ;
-	
+
 	mQueued = 0 ;
 	mState = STATE_COMPLETED;
 	
@@ -644,10 +654,20 @@ void LLCurl::Multi::unlock()

 void LLCurl::Multi::markDead()
 {
-	LLMutexLock lock(mDeletionMutexp) ;
+	{
+		LLMutexLock lock(mDeletionMutexp) ;
 	
-	mDead = TRUE ;
-	LLCurl::getCurlThread()->setPriority(mHandle, LLQueuedThread::PRIORITY_URGENT) ; 
+		if(mCurlMultiHandle != NULL)
+		{
+			mDead = TRUE ;
+			LLCurl::getCurlThread()->setPriority(mHandle, LLQueuedThread::PRIORITY_URGENT) ; 
+
+			return;
+		}
+	}
+	
+	//not valid, delete it.
+	delete this;	
 }

 void LLCurl::Multi::setState(LLCurl::Multi::ePerformState state)
@@ -741,10 +761,14 @@ bool LLCurl::Multi::doPerform()
 		setState(STATE_COMPLETED) ;		
 		mIdleTimer.reset() ;
 	}
-	else if(mIdleTimer.getElapsedTimeF32() > mIdleTimeOut) //idle for too long, remove it.
+	else if(!mValid && mIdleTimer.getElapsedTimeF32() > mIdleTimeOut) //idle for too long, remove it.
 	{
 		dead = true ;
 	}
+	else if(mValid && mIdleTimer.getElapsedTimeF32() > mIdleTimeOut - 1.f) //idle for too long, mark it invalid.
+	{
+		mValid = FALSE ;
+	}

 	return dead ;
 }
@@ -966,14 +990,7 @@ void LLCurlThread::killMulti(LLCurl::Multi* multi)
 		return ;
 	}

-	if(multi->isValid())
-	{
-		multi->markDead() ;
-	}
-	else
-	{
-		deleteMulti(multi) ;
-	}
+	multi->markDead() ;
 }

 //private
@@ -992,6 +1009,10 @@ void LLCurlThread::deleteMulti(LLCurl::Multi* multi)
 void LLCurlThread::cleanupMulti(LLCurl::Multi* multi) 
 {
 	multi->cleanup() ;
+	if(multi->isDead()) //check if marked dead during cleaning up.
+	{
+		deleteMulti(multi) ;
+	}
 }

 //------------------------------------------------------------
--- a/indra/llmessage/llcurl.h
+++ b/indra/llmessage/llcurl.h
@@ -304,7 +304,7 @@ public:
 	ePerformState getState() ;
 	
 	bool isCompleted() ;
-	bool isValid() {return mCurlMultiHandle != NULL ;}
+	bool isValid() {return mCurlMultiHandle != NULL && mValid;}
 	bool isDead() {return mDead;}

 	bool waitToComplete() ;
@@ -318,7 +318,7 @@ public:
 	
 private:
 	void easyFree(LLCurl::Easy*);
-	void cleanup() ;
+	void cleanup(bool deleted = false);
 	
 	CURLM* mCurlMultiHandle;

@@ -333,6 +333,7 @@ private:
 	ePerformState mState;

 	BOOL mDead ;
+	BOOL mValid ;
 	LLMutex* mMutexp ;
 	LLMutex* mDeletionMutexp ;
 	LLMutex* mEasyMutexp ;
--- a/indra/llmessage/lldispatcher.cpp
+++ b/indra/llmessage/lldispatcher.cpp
@@ -29,6 +29,7 @@
 #include "lldispatcher.h"

 #include <algorithm>
+#include <iterator>
 #include "llstl.h"
 #include "message.h"

--- a/indra/llmessage/llhttpclient.h
+++ b/indra/llmessage/llhttpclient.h
@@ -34,7 +34,6 @@
 #include <string>

 #include <boost/intrusive_ptr.hpp>
-#include <openssl/x509_vfy.h>
 #include "llurlrequest.h"
 #include "llassettype.h"
 #include "llcurl.h"
--- a/indra/llmessage/llurlrequest.h
+++ b/indra/llmessage/llurlrequest.h
@@ -38,7 +38,6 @@
 #include "lliopipe.h"
 #include "llchainio.h"
 #include "llerror.h"
-#include <openssl/x509_vfy.h>
 #include "llcurl.h"


@@ -51,6 +50,9 @@ class LLURLRequestDetail;

 class LLURLRequestComplete;

+struct x509_store_ctx_st;
+typedef struct x509_store_ctx_st X509_STORE_CTX;
+
 /** 
 * @class LLURLRequest
 * @brief Class to handle url based requests.
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -108,9 +108,15 @@ void APIENTRY gl_debug_callback(GLenum source,
 	llwarns << "Severity: " << std::hex << severity << llendl;
 	llwarns << "Message: " << message << llendl;
 	llwarns << "-----------------------" << llendl;
+	if (severity == GL_DEBUG_SEVERITY_HIGH_ARB)
+	{
+		llerrs << "Halting on GL Error" << llendl;
+	}
 }
 #endif

+void parse_glsl_version(S32& major, S32& minor);
+
 void ll_init_fail_log(std::string filename)
 {
 	gFailLog.open(filename.c_str());
@@ -309,6 +315,7 @@ PFNGLGETACTIVEUNIFORMARBPROC glGetActiveUniformARB = NULL;
 PFNGLGETUNIFORMFVARBPROC glGetUniformfvARB = NULL;
 PFNGLGETUNIFORMIVARBPROC glGetUniformivARB = NULL;
 PFNGLGETSHADERSOURCEARBPROC glGetShaderSourceARB = NULL;
+PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer = NULL;

 #if LL_WINDOWS
 PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB = NULL;
@@ -458,7 +465,8 @@ LLGLManager::LLGLManager() :
 	mDriverVersionMinor(0),
 	mDriverVersionRelease(0),
 	mGLVersion(1.0f),
-		
+	mGLSLVersionMajor(0),
+	mGLSLVersionMinor(0),		
 	mVRAM(0),
 	mGLMaxVertexRange(0),
 	mGLMaxIndexRange(0)
@@ -569,6 +577,29 @@ bool LLGLManager::initGL()

 	mGLVersion = mDriverVersionMajor + mDriverVersionMinor * .1f;

+	if (mGLVersion >= 2.f)
+	{
+		parse_glsl_version(mGLSLVersionMajor, mGLSLVersionMinor);
+
+#if LL_DARWIN
+		//never use GLSL greater than 1.20 on OSX
+		if (mGLSLVersionMajor > 1 || mGLSLVersionMinor >= 30)
+		{
+			mGLSLVersionMajor = 1;
+			mGLSLVersionMinor = 20;
+		}
+#endif
+	}
+
+	if (mGLVersion >= 3.f && LLImageGL::sCompressTextures)
+	{ //use texture compression
+		glHint(GL_TEXTURE_COMPRESSION_HINT, GL_NICEST);
+	}
+	else
+	{ //GL version is < 3.0, always disable texture compression
+		LLImageGL::sCompressTextures = false;
+	}
+	
 	// Trailing space necessary to keep "nVidia Corpor_ati_on" cards
 	// from being recognized as ATI.
 	if (mGLVendor.substr(0,4) == "ATI ")
@@ -589,11 +620,8 @@ bool LLGLManager::initGL()
 #endif // LL_WINDOWS

 #if (LL_WINDOWS || LL_LINUX) && !LL_MESA_HEADLESS
-		// release 7277 is a point at which we verify that ATI OpenGL
-		// drivers get pretty stable with SL, ~Catalyst 8.2,
-		// for both Win32 and Linux.
-		if (mDriverVersionRelease < 7277 &&
-		    mDriverVersionRelease != 0) // 0 == Undetectable driver version - these get to pretend to be new ATI drivers, though that decision may be revisited.
+		// count any pre OpenGL 3.0 implementation as an old driver
+		if (mGLVersion < 3.f) 
 		{
 			mATIOldDriver = TRUE;
 		}
@@ -1292,6 +1320,7 @@ void LLGLManager::initExtensions()
 		glVertexAttrib4uivARB = (PFNGLVERTEXATTRIB4UIVARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttrib4uivARB");
 		glVertexAttrib4usvARB = (PFNGLVERTEXATTRIB4USVARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttrib4usvARB");
 		glVertexAttribPointerARB = (PFNGLVERTEXATTRIBPOINTERARBPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttribPointerARB");
+		glVertexAttribIPointer = (PFNGLVERTEXATTRIBIPOINTERPROC) GLH_EXT_GET_PROC_ADDRESS("glVertexAttribIPointer");
 		glEnableVertexAttribArrayARB = (PFNGLENABLEVERTEXATTRIBARRAYARBPROC) GLH_EXT_GET_PROC_ADDRESS("glEnableVertexAttribArrayARB");
 		glDisableVertexAttribArrayARB = (PFNGLDISABLEVERTEXATTRIBARRAYARBPROC) GLH_EXT_GET_PROC_ADDRESS("glDisableVertexAttribArrayARB");
 		glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC) GLH_EXT_GET_PROC_ADDRESS("glProgramStringARB");
@@ -2082,6 +2111,55 @@ void parse_gl_version( S32* major, S32* minor, S32* release, std::string* vendor
 	}
 }

+
+void parse_glsl_version(S32& major, S32& minor)
+{
+	// GL_SHADING_LANGUAGE_VERSION returns a null-terminated string with the format: 
+	// <major>.<minor>[.<release>] [<vendor specific>]
+
+	const char* version = (const char*) glGetString(GL_SHADING_LANGUAGE_VERSION);
+	major = 0;
+	minor = 0;
+	
+	if( !version )
+	{
+		return;
+	}
+
+	std::string ver_copy( version );
+	S32 len = (S32)strlen( version );	/* Flawfinder: ignore */
+	S32 i = 0;
+	S32 start;
+	// Find the major version
+	start = i;
+	for( ; i < len; i++ )
+	{
+		if( '.' == version[i] )
+		{
+			break;
+		}
+	}
+	std::string major_str = ver_copy.substr(start,i-start);
+	LLStringUtil::convertToS32(major_str, major);
+
+	if( '.' == version[i] )
+	{
+		i++;
+	}
+
+	// Find the minor version
+	start = i;
+	for( ; i < len; i++ )
+	{
+		if( ('.' == version[i]) || isspace(version[i]) )
+		{
+			break;
+		}
+	}
+	std::string minor_str = ver_copy.substr(start,i-start);
+	LLStringUtil::convertToS32(minor_str, minor);
+}
+
 LLGLUserClipPlane::LLGLUserClipPlane(const LLPlane& p, const glh::matrix4f& modelview, const glh::matrix4f& projection, bool apply)
 {
 	mApply = apply;
--- a/indra/llrender/llgl.h
+++ b/indra/llrender/llgl.h
@@ -145,6 +145,8 @@ public:
 	S32 mDriverVersionMinor;
 	S32 mDriverVersionRelease;
 	F32 mGLVersion; // e.g = 1.4
+	S32 mGLSLVersionMajor;
+	S32 mGLSLVersionMinor;
 	std::string mDriverVersionVendorString;

 	S32 mVRAM; // VRAM in MB
--- a/indra/llrender/llglheaders.h
+++ b/indra/llrender/llglheaders.h
@@ -207,6 +207,7 @@ extern PFNGLVERTEXATTRIB4UBVARBPROC glVertexAttrib4ubvARB;
 extern PFNGLVERTEXATTRIB4UIVARBPROC glVertexAttrib4uivARB;
 extern PFNGLVERTEXATTRIB4USVARBPROC glVertexAttrib4usvARB;
 extern PFNGLVERTEXATTRIBPOINTERARBPROC glVertexAttribPointerARB;
+extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
 extern PFNGLENABLEVERTEXATTRIBARRAYARBPROC glEnableVertexAttribArrayARB;
 extern PFNGLDISABLEVERTEXATTRIBARRAYARBPROC glDisableVertexAttribArrayARB;
 extern PFNGLPROGRAMSTRINGARBPROC glProgramStringARB;
@@ -466,6 +467,7 @@ extern PFNGLVERTEXATTRIB4UBVARBPROC glVertexAttrib4ubvARB;
 extern PFNGLVERTEXATTRIB4UIVARBPROC glVertexAttrib4uivARB;
 extern PFNGLVERTEXATTRIB4USVARBPROC glVertexAttrib4usvARB;
 extern PFNGLVERTEXATTRIBPOINTERARBPROC glVertexAttribPointerARB;
+extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
 extern PFNGLENABLEVERTEXATTRIBARRAYARBPROC glEnableVertexAttribArrayARB;
 extern PFNGLDISABLEVERTEXATTRIBARRAYARBPROC glDisableVertexAttribArrayARB;
 extern PFNGLPROGRAMSTRINGARBPROC glProgramStringARB;
@@ -699,6 +701,7 @@ extern PFNGLVERTEXATTRIB4UBVARBPROC glVertexAttrib4ubvARB;
 extern PFNGLVERTEXATTRIB4UIVARBPROC glVertexAttrib4uivARB;
 extern PFNGLVERTEXATTRIB4USVARBPROC glVertexAttrib4usvARB;
 extern PFNGLVERTEXATTRIBPOINTERARBPROC glVertexAttribPointerARB;
+extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
 extern PFNGLENABLEVERTEXATTRIBARRAYARBPROC glEnableVertexAttribArrayARB;
 extern PFNGLDISABLEVERTEXATTRIBARRAYARBPROC glDisableVertexAttribArrayARB;
 extern PFNGLPROGRAMSTRINGARBPROC glProgramStringARB;
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -149,12 +149,6 @@ BOOL LLGLSLShader::createShader(vector<string> * attributes,
 		glDeleteObjectARB(mProgramObject);
 	// Create program
 	mProgramObject = glCreateProgramObjectARB();
-
-	static const LLCachedControl<bool> no_texture_indexing("ShyotlUseLegacyTextureBatching",false);
-	if (gGLManager.mGLVersion < 3.1f || no_texture_indexing)
-	{ //force indexed texture channels to 1 if GL version is old (performance improvement for drivers with poor branching shader model support)
-		mFeatures.mIndexedTextureChannels = llmin(mFeatures.mIndexedTextureChannels, 1);
-	}
 	
 	//compile new source
 	vector< pair<string,GLenum> >::iterator fileIter = mShaderFiles.begin();
@@ -181,8 +175,9 @@ BOOL LLGLSLShader::createShader(vector<string> * attributes,
 		return FALSE;
 	}

-	if (gGLManager.mGLVersion < 3.1f || no_texture_indexing)
-	{ //attachShaderFeatures may have set the number of indexed texture channels, so set to 1 again
+	static const LLCachedControl<bool> no_texture_indexing("ShyotlUseLegacyTextureBatching",false);
+ 	if (gGLManager.mGLVersion < 3.1f || no_texture_indexing)
+ 	{ //attachShaderFeatures may have set the number of indexed texture channels, so set to 1 again
 		mFeatures.mIndexedTextureChannels = llmin(mFeatures.mIndexedTextureChannels, 1);
 	}

--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -62,6 +62,7 @@ BOOL LLImageGL::sGlobalUseAnisotropic	= FALSE;
 F32 LLImageGL::sLastFrameTime			= 0.f;
 BOOL LLImageGL::sAllowReadBackRaw       = FALSE ;
 LLImageGL* LLImageGL::sDefaultGLTexture = NULL ;
+bool LLImageGL::sCompressTextures = false;

 std::set<LLImageGL*> LLImageGL::sImageList;

@@ -489,6 +490,8 @@ void LLImageGL::init(BOOL usemipmaps)
 	mHeight	= 0;
 	mCurrentDiscardLevel = -1;	
 	
+ 	mAllowCompression = true;
+
 	mTarget			  = GL_TEXTURE_2D;
 	mBindTarget		  = LLTexUnit::TT_TEXTURE;
 	mHasMipMaps		  = false;
@@ -720,7 +723,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
 						stop_glerror();
 					}
 						
-					LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in);
+					LLImageGL::setManualImage(mTarget, gl_level, mFormatInternal, w, h, mFormatPrimary, GL_UNSIGNED_BYTE, (GLvoid*)data_in, mAllowCompression);
 					if (gl_level == 0)
 					{
 						analyzeAlpha(data_in, w, h);
@@ -762,7 +765,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
 					LLImageGL::setManualImage(mTarget, 0, mFormatInternal,
 								 w, h, 
 								 mFormatPrimary, mFormatType,
-								 data_in);
+								 data_in, mAllowCompression);
 					analyzeAlpha(data_in, w, h);
 					stop_glerror();

@@ -821,7 +824,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
 							stop_glerror();
 						}

-						LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data);
+						LLImageGL::setManualImage(mTarget, m, mFormatInternal, w, h, mFormatPrimary, mFormatType, cur_mip_data, mAllowCompression);
 						if (m == 0)
 						{
 							analyzeAlpha(data_in, w, h);
@@ -880,7 +883,7 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips)
 			}

 			LLImageGL::setManualImage(mTarget, 0, mFormatInternal, w, h,
-						 mFormatPrimary, mFormatType, (GLvoid *)data_in);
+						 mFormatPrimary, mFormatType, (GLvoid *)data_in, mAllowCompression);
 			analyzeAlpha(data_in, w, h);
 			
 			updatePickMask(w, h, data_in);
@@ -1039,7 +1042,7 @@ void LLImageGL::deleteTextures(S32 numTextures, U32 *textures, bool immediate)
 }

 // static
-void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels)
+void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels, bool allow_compression)
 {
 	bool use_scratch = false;
 	U32* scratch = NULL;
@@ -1102,6 +1105,36 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt
 		}
 	}

+	if (LLImageGL::sCompressTextures && allow_compression)
+	{
+		switch (intformat)
+		{
+			case GL_RGB: 
+			case GL_RGB8:
+				intformat = GL_COMPRESSED_RGB; 
+				break;
+			case GL_RGBA:
+			case GL_RGBA8:
+				intformat = GL_COMPRESSED_RGBA; 
+				break;
+			case GL_LUMINANCE:
+			case GL_LUMINANCE8:
+				intformat = GL_COMPRESSED_LUMINANCE;
+				break;
+			case GL_LUMINANCE_ALPHA:
+			case GL_LUMINANCE8_ALPHA8:
+				intformat = GL_COMPRESSED_LUMINANCE_ALPHA;
+				break;
+			case GL_ALPHA:
+			case GL_ALPHA8:
+				intformat = GL_COMPRESSED_ALPHA;
+				break;
+			default:
+				llwarns << "Could not compress format: " << std::hex << intformat << llendl;
+				break;
+		}
+	}
+
 	stop_glerror();
 	glTexImage2D(target, miplevel, intformat, width, height, 0, pixformat, pixtype, use_scratch ? scratch : pixels);
 	stop_glerror();
--- a/indra/llrender/llimagegl.h
+++ b/indra/llrender/llimagegl.h
@@ -100,12 +100,13 @@ public:
 	
 	void setSize(S32 width, S32 height, S32 ncomponents);
 	void setComponents(S32 ncomponents) { mComponents = (S8)ncomponents ;}
+	void setAllowCompression(bool allow) { mAllowCompression = allow; }

 	// These 3 functions currently wrap glGenTextures(), glDeleteTextures(), and glTexImage2D() 
 	// for tracking purposes and will be deprecated in the future
 	static void generateTextures(S32 numTextures, U32 *textures);
 	static void deleteTextures(S32 numTextures, U32 *textures, bool immediate = false);
-	static void setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels);
+	static void setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels, bool allow_compression = true);

 	BOOL createGLTexture() ;
 	BOOL createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S32 usename = 0, BOOL to_create = TRUE, 
@@ -202,6 +203,8 @@ private:
 	U16      mHeight;	
 	S8       mCurrentDiscardLevel;
 	
+	bool mAllowCompression;
+
 protected:
 	LLGLenum mTarget;		// Normally GL_TEXTURE2D, sometimes something else (ex. cube maps)
 	LLTexUnit::eTextureType mBindTarget;	// Normally TT_TEXTURE, sometimes something else (ex. cube maps)
@@ -239,6 +242,7 @@ public:
 	static U32 sUniqueCount;				// Tracks number of unique texture binds for current frame
 	static BOOL sGlobalUseAnisotropic;
 	static LLImageGL* sDefaultGLTexture ;	
+ 	static bool sCompressTextures;			//use GL texture compression

 #if DEBUG_MISS
 	BOOL mMissed; // Missed on last bind?
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -1440,8 +1440,6 @@ void LLRender::loadIdentity()
 	flush();

 	{
-		llassert_always(mMatrixMode < NUM_MATRIX_MODES) ;
-
 		mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].make_identity();
 		mMatHash[mMatrixMode]++;
 	}
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -157,7 +157,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)

 	{
 		clear_glerror();
-		LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+		LLImageGL::setManualImage(LLTexUnit::getInternalType(mUsage), 0, color_fmt, mResX, mResY, GL_RGBA, GL_UNSIGNED_BYTE, NULL, false);
 		if (glGetError() != GL_NO_ERROR)
 		{
 			llwarns << "Could not allocate color buffer for render target." << llendl;
@@ -237,7 +237,7 @@ bool LLRenderTarget::allocateDepth()
 		U32 internal_type = LLTexUnit::getInternalType(mUsage);
 		stop_glerror();
 		clear_glerror();
-		LLImageGL::setManualImage(internal_type, 0, GL_DEPTH_COMPONENT24, mResX, mResY, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, NULL);
+		LLImageGL::setManualImage(internal_type, 0, GL_DEPTH_COMPONENT24, mResX, mResY, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, NULL, false);
 		gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
 	}

--- a/indra/llrender/llshadermgr.cpp
+++ b/indra/llrender/llshadermgr.cpp
@@ -543,7 +543,6 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade
 		return 0;
 	}

-
 	//read in from file
 	LLFILE* file = NULL;

@@ -572,40 +571,52 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade
 		return 0;
 	}

-	//we can't have any lines longer than 1024 characters 
+		//we can't have any lines longer than 1024 characters 
 	//or any shaders longer than 4096 lines... deal - DaveP
 	GLcharARB buff[1024];
 	GLcharARB* text[4096];
 	GLuint count = 0;

-	F32 version = gGLManager.mGLVersion;
-
-//hack to never use GLSL > 1.20 on OSX
-#if LL_DARWIN
-	version = llmin(version, 2.9f);
-#endif
-
-	if (version < 2.1f)
+	S32 major_version = gGLManager.mGLSLVersionMajor;
+	S32 minor_version = gGLManager.mGLSLVersionMinor;
+	
+	if (major_version == 1 && minor_version < 30)
 	{
-		text[count++] = strdup("#version 110\n");
-		text[count++] = strdup("#define ATTRIBUTE attribute\n");
-		text[count++] = strdup("#define VARYING varying\n");
-	}
-	else if (version < 3.3f)
-	{
-		//set version to 1.20
-		text[count++] = strdup("#version 120\n");
-		text[count++] = strdup("#define FXAA_GLSL_120 1\n");
-		text[count++] = strdup("#define FXAA_FAST_PIXEL_OFFSET 0\n");
-		text[count++] = strdup("#define ATTRIBUTE attribute\n");
-		text[count++] = strdup("#define VARYING varying\n");
+		if (minor_version < 10)
+		{
+			//should NEVER get here -- if major version is 1 and minor version is less than 10, 
+			// viewer should never attempt to use shaders, continuing will result in undefined behavior
+			llerrs << "Unsupported GLSL Version." << llendl;
+		}
+
+		if (minor_version <= 19)
+		{
+			text[count++] = strdup("#version 110\n");
+			text[count++] = strdup("#define ATTRIBUTE attribute\n");
+			text[count++] = strdup("#define VARYING varying\n");
+			text[count++] = strdup("#define VARYING_FLAT varying\n");
+		}
+		else if (minor_version <= 29)
+		{
+			//set version to 1.20
+			text[count++] = strdup("#version 120\n");
+			text[count++] = strdup("#define FXAA_GLSL_120 1\n");
+			text[count++] = strdup("#define FXAA_FAST_PIXEL_OFFSET 0\n");
+			text[count++] = strdup("#define ATTRIBUTE attribute\n");
+			text[count++] = strdup("#define VARYING varying\n");
+			text[count++] = strdup("#define VARYING_FLAT varying\n");
+		}
 	}
 	else
 	{  
-		if (version < 4.f)
+		if (major_version < 4)
 		{
 			//set version to 1.30
 			text[count++] = strdup("#version 130\n");
+
+			//some implementations of GLSL 1.30 require integer precision be explicitly declared
+			text[count++] = strdup("precision mediump int;\n");
+			text[count++] = strdup("precision highp float;\n");
 		}
 		else
 		{ //set version to 400
@@ -621,21 +632,25 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade
 		{ //"varying" state is "out" in a vertex program, "in" in a fragment program 
 			// ("varying" is deprecated after version 1.20)
 			text[count++] = strdup("#define VARYING out\n");
+			text[count++] = strdup("#define VARYING_FLAT flat out\n");
 		}
 		else
 		{
 			text[count++] = strdup("#define VARYING in\n");
+			text[count++] = strdup("#define VARYING_FLAT flat in\n");
 		}

 		//backwards compatibility with legacy texture lookup syntax
+		text[count++] = strdup("#define texture2D texture\n");
 		text[count++] = strdup("#define textureCube texture\n");
 		text[count++] = strdup("#define texture2DLod textureLod\n");
-		text[count++] = strdup("#define	shadow2D(a,b) vec2(texture(a,b))\n");	//Shadow lookups only return a single float.
-		
-		//Also deprecated:
-		text[count++] = strdup("#define texture2D texture\n");
-		text[count++] = strdup("#define texture2DRect texture\n");
-		text[count++] = strdup("#define shadow2DRect(a,b) vec2(texture(a,b))\n");
+		text[count++] = strdup("#define	shadow2D(a,b) vec2(texture(a,b))\n");
+
+		if (major_version > 1 || minor_version >= 40)
+		{ //GLSL 1.40 replaces texture2DRect et al with texture
+			text[count++] = strdup("#define texture2DRect texture\n");
+			text[count++] = strdup("#define shadow2DRect(a,b) vec2(texture(a,b))\n");
+		}
 	}

 	//copy preprocessor definitions into buffer
@@ -659,22 +674,24 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade
 		.
 		uniform sampler2D texN;
 		
-		varying float vary_texture_index;
+		VARYING_FLAT ivec4 vary_texture_index;
+
+		vec4 ret = vec4(1,0,1,1);

 		vec4 diffuseLookup(vec2 texcoord)
 		{
-			switch (int(vary_texture_index+0.25))
+			switch (vary_texture_index.r))
 			{
-				case 0: return texture2D(tex0, texcoord);
-				case 1: return texture2D(tex1, texcoord);
-				case 2: return texture2D(tex2, texcoord);
+				case 0: ret = texture2D(tex0, texcoord); break;
+				case 1: ret = texture2D(tex1, texcoord); break;
+				case 2: ret = texture2D(tex2, texcoord); break;
 				.
 				.
 				.
-				case N: return texture2D(texN, texcoord);
+				case N: return texture2D(texN, texcoord); break;
 			}

-			return vec4(0,0,0,0);
+			return ret;
 		}
 		*/

@@ -687,7 +704,7 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade

 		if (texture_index_channels > 1)
 		{
-			text[count++] = strdup("VARYING float vary_texture_index;\n");
+			text[count++] = strdup("VARYING_FLAT ivec4 vary_texture_index;\n");
 		}

 		text[count++] = strdup("vec4 diffuseLookup(vec2 texcoord)\n");
@@ -699,45 +716,28 @@ GLhandleARB LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shade
 			text[count++] = strdup("return texture2D(tex0, texcoord);\n");
 			text[count++] = strdup("}\n");
 		}
-		else if (gGLManager.mGLVersion >= 3.f && !(gGLManager.mIsATI && gGLManager.mGLVersion < 3.3f) )
-		{ 
-			text[count++] = strdup("\tswitch (int(vary_texture_index+0.25))\n");
+		else if (major_version > 1 || minor_version >= 30)
+		{  //switches are supported in GLSL 1.30 and later
+			text[count++] = strdup("\tvec4 ret = vec4(1,0,1,1);\n");
+			text[count++] = strdup("\tswitch (vary_texture_index.r)\n");
 			text[count++] = strdup("\t{\n");
 		
 			//switch body
 			for (S32 i = 0; i < texture_index_channels; ++i)
 			{
-				std::string case_str = llformat("\t\tcase %d: return texture2D(tex%d, texcoord);\n", i, i);
+				std::string case_str = llformat("\t\tcase %d: ret = texture2D(tex%d, texcoord); break;\n", i, i);
 				text[count++] = strdup(case_str.c_str());
 			}

 			text[count++] = strdup("\t}\n");
-			text[count++] = strdup("\treturn vec4(1,0,1,1);\n");
+			text[count++] = strdup("\treturn ret;\n");
 			text[count++] = strdup("}\n");
 		}
 		else
-		{
-			//switches aren't supported, make block that looks like:
-			/*
-				int ti = int(vary_texture_index+0.25);
-				if (ti == 0) return texture2D(tex0, texcoord);
-				if (ti == 1) return texture2D(tex1, texcoord);
-				.
-				.
-				.
-				if (ti == N) return texture2D(texN, texcoord);
-			*/
-				
-			text[count++] = strdup("int ti = int(vary_texture_index+0.25);\n");
-			for (S32 i = 0; i < texture_index_channels; ++i)
-			{
-				std::string if_str = llformat("if (ti == %d) return texture2D(tex%d, texcoord);\n", i, i);
-				text[count++] = strdup(if_str.c_str());
-			}
-
-			text[count++] = strdup("\treturn vec4(1,0,1,1);\n");
-			text[count++] = strdup("}\n");
-		}			
+		{ //should never get here.  Indexed texture rendering requires GLSL 1.30 or later 
+			// (for passing integers between vertex and fragment shaders)
+			llerrs << "Indexed texture rendering requires GLSL 1.30 or later." << llendl;
+		}
 	}

 	//copy file into memory
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -34,12 +34,13 @@
 #include "llmemtype.h"
 #include "llrender.h"
 #include "llvector4a.h"
-#include "llcontrol.h"
 #include "llshadermgr.h"
 #include "llglslshader.h"
 #include "llmemory.h"
 #include "llfasttimer.h"

+#define LL_VBO_POOLING 0
+
 //Next Highest Power Of Two
 //helper function, returns first number > v that is a power of 2, or v if v is already a power of 2
 U32 nhpo2(U32 v)
@@ -51,6 +52,35 @@ U32 nhpo2(U32 v)
 	return r;
 }

+//which power of 2 is i?
+//assumes i is a power of 2 > 0
+U32 wpo2(U32 i)
+{
+	llassert(i > 0);
+	llassert(nhpo2(i) == i);
+
+	U32 r = 0;
+
+	while (i >>= 1) ++r;
+
+	return r;
+}
+
+
+const U32 LL_VBO_BLOCK_SIZE = 2048;
+
+U32 vbo_block_size(U32 size)
+{ //what block size will fit size?
+	U32 mod = size % LL_VBO_BLOCK_SIZE;
+	return mod == 0 ? size : size + (LL_VBO_BLOCK_SIZE-mod);
+}
+
+U32 vbo_block_index(U32 size)
+{
+	return vbo_block_size(size)/LL_VBO_BLOCK_SIZE;
+}
+
+

 //============================================================================

@@ -59,9 +89,13 @@ LLVBOPool LLVertexBuffer::sStreamVBOPool(GL_STREAM_DRAW_ARB, GL_ARRAY_BUFFER_ARB
 LLVBOPool LLVertexBuffer::sDynamicVBOPool(GL_DYNAMIC_DRAW_ARB, GL_ARRAY_BUFFER_ARB);
 LLVBOPool LLVertexBuffer::sStreamIBOPool(GL_STREAM_DRAW_ARB, GL_ELEMENT_ARRAY_BUFFER_ARB);
 LLVBOPool LLVertexBuffer::sDynamicIBOPool(GL_DYNAMIC_DRAW_ARB, GL_ELEMENT_ARRAY_BUFFER_ARB);
-U32 LLVBOPool::sBytesPooled = 0;

-LLPrivateMemoryPool* LLVertexBuffer::sPrivatePoolp = NULL ;
+U32 LLVBOPool::sBytesPooled = 0;
+U32 LLVBOPool::sIndexBytesPooled = 0;
+U32 LLVertexBuffer::sAllocatedIndexBytes = 0;
+U32 LLVertexBuffer::sIndexCount = 0;
+
+LLPrivateMemoryPool* LLVertexBuffer::sPrivatePoolp = NULL;
 U32 LLVertexBuffer::sBindCount = 0;
 U32 LLVertexBuffer::sSetCount = 0;
 S32 LLVertexBuffer::sCount = 0;
@@ -76,6 +110,7 @@ U32 LLVertexBuffer::sLastMask = 0;
 bool LLVertexBuffer::sVBOActive = false;
 bool LLVertexBuffer::sIBOActive = false;
 U32 LLVertexBuffer::sAllocatedBytes = 0;
+U32 LLVertexBuffer::sVertexCount = 0;
 bool LLVertexBuffer::sMapped = false;
 bool LLVertexBuffer::sUseStreamDraw = true;
 bool LLVertexBuffer::sUseVAO = false;
@@ -136,39 +171,35 @@ public:
 };


-//which power of 2 is i?
-//assumes i is a power of 2 > 0
-U32 wpo2(U32 i)
-{
-	llassert(i > 0);
-	llassert(nhpo2(i) == i);
-
-	U32 r = 0;
-
-	while (i >>= 1) ++r;
-
-	return r;
-}
-
 volatile U8* LLVBOPool::allocate(U32& name, U32 size)
 {
-	llassert(nhpo2(size) == size);
+	llassert(vbo_block_size(size) == size);
+	
+	volatile U8* ret = NULL;

-	U32 i = wpo2(size);
+#if LL_VBO_POOLING
+
+	U32 i = vbo_block_index(size);

 	if (mFreeList.size() <= i)
 	{
 		mFreeList.resize(i+1);
 	}

-	volatile U8* ret = NULL;
-
 	if (mFreeList[i].empty())
 	{
 		//make a new buffer
 		glGenBuffersARB(1, &name);
 		glBindBufferARB(mType, name);
-		LLVertexBuffer::sAllocatedBytes += size;
+
+		if (mType == GL_ARRAY_BUFFER_ARB)
+		{
+			LLVertexBuffer::sAllocatedBytes += size;
+		}
+		else
+		{
+			LLVertexBuffer::sAllocatedIndexBytes += size;
+		}

 		if (LLVertexBuffer::sDisableVBOMapping || mUsage != GL_DYNAMIC_DRAW_ARB)
 		{
@@ -179,6 +210,7 @@ volatile U8* LLVBOPool::allocate(U32& name, U32 size)
 		{ //always use a true hint of static draw when allocating non-client-backed buffers
 			glBufferDataARB(mType, size, 0, GL_STATIC_DRAW_ARB);
 		}
+
 		glBindBufferARB(mType, 0);
 	}
 	else
@@ -186,19 +218,55 @@ volatile U8* LLVBOPool::allocate(U32& name, U32 size)
 		name = mFreeList[i].front().mGLName;
 		ret = mFreeList[i].front().mClientData;

-		sBytesPooled -= size;
+		if (mType == GL_ARRAY_BUFFER_ARB)
+		{
+			sBytesPooled -= size;
+		}
+		else
+		{
+			sIndexBytesPooled -= size;
+		}

 		mFreeList[i].pop_front();
 	}
+#else //no pooling
+
+	glGenBuffersARB(1, &name);
+	glBindBufferARB(mType, name);
+
+	if (mType == GL_ARRAY_BUFFER_ARB)
+	{
+		LLVertexBuffer::sAllocatedBytes += size;
+	}
+	else
+	{
+		LLVertexBuffer::sAllocatedIndexBytes += size;
+	}
+
+	if (LLVertexBuffer::sDisableVBOMapping || mUsage != GL_DYNAMIC_DRAW_ARB)
+	{
+		glBufferDataARB(mType, size, 0, mUsage);
+		ret = (U8*) ll_aligned_malloc_16(size);
+	}
+	else
+	{ //always use a true hint of static draw when allocating non-client-backed buffers
+		glBufferDataARB(mType, size, 0, GL_STATIC_DRAW_ARB);
+	}
+
+	glBindBufferARB(mType, 0);
+
+#endif

 	return ret;
 }

 void LLVBOPool::release(U32 name, volatile U8* buffer, U32 size)
 {
-	llassert(nhpo2(size) == size);
+	llassert(vbo_block_size(size) == size);

-	U32 i = wpo2(size);
+#if LL_VBO_POOLING
+
+	U32 i = vbo_block_index(size);

 	llassert(mFreeList.size() > i);

@@ -212,9 +280,29 @@ void LLVBOPool::release(U32 name, volatile U8* buffer, U32 size)
 	}
 	else
 	{
-		sBytesPooled += size;
+		if (mType == GL_ARRAY_BUFFER_ARB)
+		{
+			sBytesPooled += size;
+		}
+		else
+		{
+			sIndexBytesPooled += size;
+		}
 		mFreeList[i].push_back(rec);
 	}
+#else //no pooling
+	glDeleteBuffersARB(1, &name);
+	ll_aligned_free_16((U8*) buffer);
+
+	if (mType == GL_ARRAY_BUFFER_ARB)
+	{
+		LLVertexBuffer::sAllocatedBytes -= size;
+	}
+	else
+	{
+		LLVertexBuffer::sAllocatedIndexBytes -= size;
+	}
+#endif
 }

 void LLVBOPool::cleanup()
@@ -238,8 +326,16 @@ void LLVBOPool::cleanup()

 			l.pop_front();

-			LLVertexBuffer::sAllocatedBytes -= size;
-			sBytesPooled -= size;
+			if (mType == GL_ARRAY_BUFFER_ARB)
+			{
+				sBytesPooled -= size;
+				LLVertexBuffer::sAllocatedBytes -= size;
+			}
+			else
+			{
+				sIndexBytesPooled -= size;
+				LLVertexBuffer::sAllocatedIndexBytes -= size;
+			}
 		}

 		size *= 2;
@@ -285,6 +381,12 @@ void LLVertexBuffer::setupClientArrays(U32 data_mask)
 	{
 		bool error = false;

+		if (gGLManager.mGLSLVersionMajor < 2 && gGLManager.mGLSLVersionMinor < 30)
+		{
+			//make sure texture index is disabled
+			data_mask = data_mask & ~MAP_TEXTURE_INDEX;
+		}
+
 		if (LLGLSLShader::sNoFixedFunction)
 		{
 			for (U32 i = 0; i < TYPE_MAX; ++i)
@@ -430,7 +532,7 @@ void LLVertexBuffer::drawArrays(U32 mode, const std::vector<LLVector3>& pos, con

 	U32 count = pos.size();
 	llassert_always(norm.size() >= pos.size());
-	llassert_always(count > 0) ;
+	llassert_always(count > 0);

 	unbind();
 	
@@ -689,8 +791,8 @@ void LLVertexBuffer::drawArrays(U32 mode, U32 first, U32 count) const
 //static
 void LLVertexBuffer::initClass(bool use_vbo, bool no_vbo_mapping)
 {
-	sEnableVBOs = use_vbo && gGLManager.mHasVertexBufferObject ;
-	sDisableVBOMapping = sEnableVBOs && no_vbo_mapping ;
+	sEnableVBOs = use_vbo && gGLManager.mHasVertexBufferObject;
+	sDisableVBOMapping = sEnableVBOs && no_vbo_mapping;

 	if (!sPrivatePoolp)
 	{ 
@@ -741,8 +843,8 @@ void LLVertexBuffer::cleanupClass()

 	if(sPrivatePoolp)
 	{
-		LLPrivateMemoryPoolManager::getInstance()->deletePool(sPrivatePoolp) ;
-		sPrivatePoolp = NULL ;
+		LLPrivateMemoryPoolManager::getInstance()->deletePool(sPrivatePoolp);
+		sPrivatePoolp = NULL;
 	}
 }

@@ -750,25 +852,41 @@ void LLVertexBuffer::cleanupClass()

 S32 LLVertexBuffer::determineUsage(S32 usage)
 {
-	if (LLRender::sGLCoreProfile)
+	S32 ret_usage = usage;
+
+	if (!sEnableVBOs)
+	{
+		ret_usage = 0;
+	}
+	
+	if (ret_usage == GL_STREAM_DRAW_ARB && !sUseStreamDraw)
+	{
+		ret_usage = 0;
+	}
+	
+	if (ret_usage == GL_DYNAMIC_DRAW_ARB && sPreferStreamDraw)
+	{
+		ret_usage = GL_STREAM_DRAW_ARB;
+	}
+	
+	if (ret_usage == 0 && LLRender::sGLCoreProfile)
 	{ //MUST use VBOs for all rendering
-		if(!usage)
-			return GL_STREAM_DRAW_ARB;
+		ret_usage = GL_STREAM_DRAW_ARB;
 	}
-	else if (!sEnableVBOs || !usage || (!sUseStreamDraw && usage == GL_STREAM_DRAW_ARB))
-	{
-		return 0;
-	}
-	//Only stream_draw and dynamic_draw are supported when using VBOs, dynamic draw is the default.
-	//Always use stream_draw VBO if mapping is disabled, or stream is preferred or expected
-	if( sDisableVBOMapping || sPreferStreamDraw || (usage == GL_STREAM_DRAW_ARB))
-	{
-		return GL_STREAM_DRAW_ARB;
-	}
-	else
-	{
-		return GL_DYNAMIC_DRAW_ARB;
+	
+	if (ret_usage && ret_usage != GL_STREAM_DRAW_ARB)
+	{ //only stream_draw and dynamic_draw are supported when using VBOs, dynamic draw is the default
+		if (sDisableVBOMapping)
+		{ //always use stream draw if VBO mapping is disabled
+			ret_usage = GL_STREAM_DRAW_ARB;
+		}
+		else
+		{
+			ret_usage = GL_DYNAMIC_DRAW_ARB;
+		}
 	}
+	
+	return ret_usage;
 }

 LLVertexBuffer::LLVertexBuffer(U32 typemask, S32 usage) :
@@ -877,7 +995,10 @@ LLVertexBuffer::~LLVertexBuffer()
 	
 	mFence = NULL;

-	llassert_always(!mMappedData && !mMappedIndexData) ;
+	sVertexCount -= mNumVerts;
+	sIndexCount -= mNumIndices;
+
+	llassert_always(!mMappedData && !mMappedIndexData);
 };

 void LLVertexBuffer::placeFence() const
@@ -908,7 +1029,7 @@ void LLVertexBuffer::waitFence() const

 void LLVertexBuffer::genBuffer(U32 size)
 {
-	mSize = nhpo2(size);
+	mSize = vbo_block_size(size);

 	if (mUsage == GL_STREAM_DRAW_ARB)
 	{
@@ -924,7 +1045,7 @@ void LLVertexBuffer::genBuffer(U32 size)

 void LLVertexBuffer::genIndices(U32 size)
 {
-	mIndicesSize = nhpo2(size);
+	mIndicesSize = vbo_block_size(size);

 	if (mUsage == GL_STREAM_DRAW_ARB)
 	{
@@ -1089,18 +1210,25 @@ void LLVertexBuffer::updateNumVerts(S32 nverts)

 	if (nverts >= 65535)
 	{
-		llwarns << "Vertex buffer overflow!" << llendl;
-		nverts = 65535;
+		// <FS:ND> FIRE-5077; Just print an info if there are more than 0xFFFF, for now just so there is a message in the logs where in older version #vertices would have been capped.
+
+		// llwarns << "Vertex buffer overflow!" << llendl;
+		// nverts = 65535;
+		llinfos << "More vertices than 65535 (#" << nverts << ")" <<llendl;
+
+		// </FS:ND>
 	}

-	U32 needed_size = calcOffsets(mTypeMask, mOffsets, nverts);
+	S32 needed_size = calcOffsets(mTypeMask, mOffsets, nverts);

-	if (needed_size > (U32)mSize || needed_size <= (U32)mSize/2)
+	if (needed_size > mSize || needed_size <= mSize/2)
 	{
 		createGLBuffer(needed_size);
 	}

+	sVertexCount -= mNumVerts;
 	mNumVerts = nverts;
+	sVertexCount += mNumVerts;
 }

 void LLVertexBuffer::updateNumIndices(S32 nindices)
@@ -1109,14 +1237,16 @@ void LLVertexBuffer::updateNumIndices(S32 nindices)

 	llassert(nindices >= 0);

-	U32 needed_size = sizeof(U16) * nindices;
+	S32 needed_size = sizeof(U16) * nindices;

-	if (needed_size > (U32)mIndicesSize || needed_size <= (U32)mIndicesSize/2)
+	if (needed_size > mIndicesSize || needed_size <= mIndicesSize/2)
 	{
 		createGLIndices(needed_size);
 	}

+	sIndexCount -= mNumIndices;
 	mNumIndices = nindices;
+	sIndexCount += mNumIndices;
 }

 void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create)
@@ -1125,11 +1255,21 @@ void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create)
 	
 	stop_glerror();

-	if (nverts < 0 || nindices < 0 ||
-		nverts > 65536)
-	{
+	// <FS:ND> FIRE-5077; Just print an info if there are more than 0xFFFF, for now just so there is a message in the logs where in older version #vertices would have been capped.
+
+	// if (nverts < 0 || nindices < 0 ||
+	// 	nverts > 65536)
+	// {
+	// 	llerrs << "Bad vertex buffer allocation: " << nverts << " : " << nindices << llendl;
+	// }
+
+	if( nverts < 0 || nindices < 0 )
 		llerrs << "Bad vertex buffer allocation: " << nverts << " : " << nindices << llendl;
-	}
+
+	if( nverts > 0xFFFF )
+		llinfos << "More vertices than 65535 (#" << nverts << ")" <<llendl;
+	
+	// </FS:ND>

 	updateNumVerts(nverts);
 	updateNumIndices(nindices);
@@ -1178,7 +1318,7 @@ void LLVertexBuffer::setupVertexArray()
 		1, //TYPE_WEIGHT,
 		4, //TYPE_WEIGHT4,
 		4, //TYPE_CLOTHWEIGHT,
-		1, //TYPE_TEXTURE_INDEX
+		4, //TYPE_TEXTURE_INDEX
 	};

 	U32 attrib_type[] =
@@ -1195,7 +1335,24 @@ void LLVertexBuffer::setupVertexArray()
 		GL_FLOAT, //TYPE_WEIGHT,
 		GL_FLOAT, //TYPE_WEIGHT4,
 		GL_FLOAT, //TYPE_CLOTHWEIGHT,
-		GL_FLOAT, //TYPE_TEXTURE_INDEX
+		GL_UNSIGNED_BYTE, //TYPE_TEXTURE_INDEX
+	};
+
+	bool attrib_integer[] = 
+	{
+		false, //TYPE_VERTEX,
+		false, //TYPE_NORMAL,
+		false, //TYPE_TEXCOORD0,
+		false, //TYPE_TEXCOORD1,
+		false, //TYPE_TEXCOORD2,
+		false, //TYPE_TEXCOORD3,
+		false, //TYPE_COLOR,
+		false, //TYPE_EMISSIVE,
+		false, //TYPE_BINORMAL,
+		false, //TYPE_WEIGHT,
+		false, //TYPE_WEIGHT4,
+		false, //TYPE_CLOTHWEIGHT,
+		true, //TYPE_TEXTURE_INDEX
 	};

 	U32 attrib_normalized[] =
@@ -1223,7 +1380,21 @@ void LLVertexBuffer::setupVertexArray()
 		if (mTypeMask & (1 << i))
 		{
 			glEnableVertexAttribArrayARB(i);
-			glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], attrib_normalized[i], sTypeSize[i], reinterpret_cast<void*>(mOffsets[i]));
+
+			if (attrib_integer[i])
+			{
+#if !LL_DARWIN
+				//glVertexattribIPointer requires GLSL 1.30 or later
+				if (gGLManager.mGLSLVersionMajor > 1 || gGLManager.mGLSLVersionMinor >= 30)
+				{
+					glVertexAttribIPointer(i, attrib_size[i], attrib_type[i], sTypeSize[i], reinterpret_cast<void*>(mOffsets[i]));
+				}
+#endif
+			}
+			else
+			{
+				glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], attrib_normalized[i], sTypeSize[i], reinterpret_cast<void*>(mOffsets[i]));
+			}
 		}
 		else
 		{
@@ -1286,6 +1457,7 @@ bool expand_region(LLVertexBuffer::MappedRegion& region, S32 index, S32 count)

 static LLFastTimer::DeclareTimer FTM_VBO_MAP_BUFFER_RANGE("VBO Map Range");
 static LLFastTimer::DeclareTimer FTM_VBO_MAP_BUFFER("VBO Map");
+
 // Map for data access
 volatile U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_range)
 {
@@ -1420,16 +1592,16 @@ volatile U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, boo
 				log_glerror();

 				//check the availability of memory
-				LLMemory::logMemoryInfo(true) ; 
+				LLMemory::logMemoryInfo(true);
 			
 				if(mMappable)
 				{			
 					//--------------------
 					//print out more debug info before crash
-					llinfos << "vertex buffer size: (num verts : num indices) = " << getNumVerts() << " : " << getNumIndices() << llendl ;
-					GLint size ;
-					glGetBufferParameterivARB(GL_ARRAY_BUFFER_ARB, GL_BUFFER_SIZE_ARB, &size) ;
-					llinfos << "GL_ARRAY_BUFFER_ARB size is " << size << llendl ;
+					llinfos << "vertex buffer size: (num verts : num indices) = " << getNumVerts() << " : " << getNumIndices() << llendl;
+					GLint size;
+					glGetBufferParameterivARB(GL_ARRAY_BUFFER_ARB, GL_BUFFER_SIZE_ARB, &size);
+					llinfos << "GL_ARRAY_BUFFER_ARB size is " << size << llendl;
 					//--------------------

 					GLint buff;
@@ -1444,7 +1616,7 @@ volatile U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, boo
 				}
 				else
 				{
-					llerrs << "memory allocation for vertex data failed." << llendl ;
+					llerrs << "memory allocation for vertex data failed." << llendl;
 				}
 			}
 		}
@@ -1598,7 +1770,7 @@ volatile U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range
 		if (!mMappedIndexData)
 		{
 			log_glerror();
-			LLMemory::logMemoryInfo(true) ;
+			LLMemory::logMemoryInfo(true);

 			if(mMappable)
 			{
@@ -1613,7 +1785,7 @@ volatile U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range
 			}
 			else
 			{
-				llerrs << "memory allocation for Index data failed. " << llendl ;
+				llerrs << "memory allocation for Index data failed. " << llendl;
 			}
 		}
 	}
@@ -1644,10 +1816,10 @@ void LLVertexBuffer::unmapBuffer()
 	LLMemType mt2(LLMemType::MTYPE_VERTEX_UNMAP_BUFFER);
 	if (!useVBOs())
 	{
-		return ; //nothing to unmap
+		return; //nothing to unmap
 	}

-	bool updated_all = false ;
+	bool updated_all = false;

 	if (mMappedData && mVertexLocked)
 	{
@@ -1778,10 +1950,10 @@ void LLVertexBuffer::unmapBuffer()
 			glUnmapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB);
 			stop_glerror();

-			mMappedIndexData = NULL ;
+			mMappedIndexData = NULL;
 		}

-		mIndexLocked = false ;
+		mIndexLocked = false;
 		sMappedCount--;
 	}

@@ -1832,7 +2004,7 @@ template <class T,S32 type> struct VertexBufferStrider
 		}
 		else
 		{
-			llerrs << "VertexBufferStrider could not find valid vertex data." << llendl;
+			llwarns << "VertexBufferStrider could not find valid vertex data." << llendl;
 		}
 		return false;
 	}
@@ -2204,11 +2376,14 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask)
 			void* ptr = (void*)(base + mOffsets[TYPE_CLOTHWEIGHT]);
 			glVertexAttribPointerARB(loc, 4, GL_FLOAT, GL_TRUE,  LLVertexBuffer::sTypeSize[TYPE_CLOTHWEIGHT], ptr);
 		}
-		if (data_mask & MAP_TEXTURE_INDEX)
+		if (data_mask & MAP_TEXTURE_INDEX && 
+				(gGLManager.mGLSLVersionMajor >= 2 || gGLManager.mGLSLVersionMinor >= 30)) //indexed texture rendering requires GLSL 1.30 or later
 		{
+#if !LL_DARWIN
 			S32 loc = TYPE_TEXTURE_INDEX;
 			void *ptr = (void*) (base + mOffsets[TYPE_VERTEX] + 12);
-			glVertexAttribPointerARB(loc, 1, GL_FLOAT, GL_FALSE, LLVertexBuffer::sTypeSize[TYPE_VERTEX], ptr);
+			glVertexAttribIPointer(loc, 4, GL_UNSIGNED_BYTE, LLVertexBuffer::sTypeSize[TYPE_VERTEX], ptr);
+#endif
 		}
 		if (data_mask & MAP_VERTEX)
 		{
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -55,14 +55,15 @@ class LLVBOPool
 {
 public:
 	static U32 sBytesPooled;
-	
+	static U32 sIndexBytesPooled;
+
 	LLVBOPool(U32 vboUsage, U32 vboType)
 		: mUsage(vboUsage)
 		, mType(vboType)
 	{}

 	const U32 mUsage;
-	U32 mType;
+	const U32 mType;

 	//size MUST be a power of 2
 	volatile U8* allocate(U32& name, U32 size);
@@ -93,7 +94,7 @@ public:

 //============================================================================
 // base class 
-class LLPrivateMemoryPool ;
+class LLPrivateMemoryPool;
 class LLVertexBuffer : public LLRefCount
 {
 public:
@@ -280,7 +281,9 @@ protected:
 	S32		mSize;
 	S32		mIndicesSize;
 	U32		mTypeMask;
-	S32		mUsage;			// GL usage
+
+	const S32		mUsage;			// GL usage
+	
 	U32		mGLBuffer;		// GL VBO handle
 	U32		mGLIndices;		// GL IBO handle
 	U32		mGLArray;		// GL VAO handle
@@ -296,6 +299,7 @@ protected:
 	U32		mEmpty : 1;			// if true, client buffer is empty (or NULL). Old values have been discarded.	
 	
 	mutable bool	mMappable;     // if true, use memory mapping to upload data (otherwise doublebuffer and use glBufferSubData)
+
 	S32		mOffsets[TYPE_MAX];

 	std::vector<MappedRegion> mMappedVertexRegions;
@@ -309,7 +313,7 @@ protected:
 	static S32 determineUsage(S32 usage);

 private:
-	static LLPrivateMemoryPool* sPrivatePoolp ;
+	static LLPrivateMemoryPool* sPrivatePoolp;

 public:
 	static S32 sCount;
@@ -329,6 +333,9 @@ public:
 	static bool sIBOActive;
 	static U32 sLastMask;
 	static U32 sAllocatedBytes;
+	static U32 sAllocatedIndexBytes;
+	static U32 sVertexCount;
+	static U32 sIndexCount;
 	static U32 sBindCount;
 	static U32 sSetCount;
 };
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -1202,6 +1202,7 @@ BOOL LLFloater::handleMiddleMouseDown(S32 x, S32 y, MASK mask)
 	return LLPanel::handleMiddleMouseDown( x, y, mask );
 }

+
 // virtual
 BOOL LLFloater::handleDoubleClick(S32 x, S32 y, MASK mask)
 {
@@ -1210,22 +1211,6 @@ BOOL LLFloater::handleDoubleClick(S32 x, S32 y, MASK mask)
 	return was_minimized || LLPanel::handleDoubleClick(x, y, mask);
 }

-// virtual
-BOOL LLFloater::handleKeyHere(KEY key, MASK mask)
-{
-	if (key == 'W' && mask == MASK_CONTROL)
-	{
-		if (canClose() && isCloseable())
-		{
-			close();
-		}
-		return TRUE;
-	}
-
-	return LLPanel::handleKeyHere(key, mask);
-}
-
-
 void LLFloater::bringToFront( S32 x, S32 y )
 {
 	if (getVisible() && pointInView(x, y))
@@ -1352,21 +1337,10 @@ void LLFloater::onClickEdit(void *userdata)
 // static 
 LLFloater* LLFloater::getClosableFloaterFromFocus()
 {
-	LLFloater* focused_floater = NULL;
+	LLFloater* focused_floater = gFloaterView->getFocusedFloater();

-	handle_map_iter_t iter;
-	for(iter = sFloaterMap.begin(); iter != sFloaterMap.end(); ++iter)
+	if (!focused_floater)
 	{
-		focused_floater = iter->second;
-		if (focused_floater->hasFocus())
-		{
-			break;
-		}
-	}
-
-	if (iter == sFloaterMap.end())
-	{
-		// nothing found, return
 		return NULL;
 	}

@@ -1374,7 +1348,7 @@ LLFloater* LLFloater::getClosableFloaterFromFocus()
 	// Find and close a parental floater that is closeable, if any.
 	LLFloater* previous_floater = NULL;		// Guard against endless loop, because getParentFloater(x) can return x!
 	for(LLFloater* floater_to_close = focused_floater; 
-		NULL != floater_to_close && floater_to_close != gFloaterView->getParentFloater(floater_to_close); 
+		NULL != floater_to_close; 
 		floater_to_close = gFloaterView->getParentFloater(floater_to_close))
 	{
 		if(floater_to_close == previous_floater)
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -197,7 +197,6 @@ public:
 	virtual BOOL	handleRightMouseDown(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleDoubleClick(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleMiddleMouseDown(S32 x, S32 y, MASK mask);
-	/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask);
 	virtual void	draw();

 	virtual void	onOpen() {}
--- a/indra/llui/llmultifloater.cpp
+++ b/indra/llui/llmultifloater.cpp
@@ -406,6 +406,22 @@ void LLMultiFloater::setVisible(BOOL visible)
 	}
 }

+BOOL LLMultiFloater::handleKeyHere(KEY key, MASK mask)
+{
+	if (key == 'W' && mask == MASK_CONTROL)
+	{
+		LLFloater* floater = getActiveFloater();
+		// is user closeable and is system closeable
+		if (floater && floater->canClose() && floater->isCloseable())
+		{
+			floater->close();
+		}
+		return TRUE;
+	}
+
+	return LLFloater::handleKeyHere(key, mask);
+}
+
 LLFloater* LLMultiFloater::getActiveFloater()
 {
 	return (LLFloater*)mTabContainer->getCurrentPanel();
--- a/indra/llui/llmultifloater.h
+++ b/indra/llui/llmultifloater.h
@@ -51,6 +51,7 @@ public:
 	/*virtual*/ void onClose(bool app_quitting);
 	/*virtual*/ void draw();
 	/*virtual*/ void setVisible(BOOL visible);
+	/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask);

 	virtual void setCanResize(BOOL can_resize);
 	virtual void growToFit(S32 content_width, S32 content_height);
--- a/indra/llwindow/llwindow.h
+++ b/indra/llwindow/llwindow.h
@@ -47,6 +47,9 @@ class LLPreeditor;
 class LLWindowCallbacks;


+static const S32 MIN_WINDOW_WIDTH = 864;
+static const S32 MIN_WINDOW_HEIGHT = 472;
+
 // Refer to llwindow_test in test/common/llwindow for usage example

 class LLWindow
--- a/indra/llwindow/llwindowmacosx.cpp
+++ b/indra/llwindow/llwindowmacosx.cpp
@@ -2548,9 +2548,6 @@ OSStatus LLWindowMacOSX::eventHandler (EventHandlerCallRef myHandler, EventRef e
 			{
 				// This is where we would constrain move/resize to a particular screen

-				const S32 MIN_WIDTH  = 1024;
-				const S32 MIN_HEIGHT = 768;
-				
 				Rect currentBounds;
 				Rect previousBounds;

@@ -2575,14 +2572,14 @@ OSStatus LLWindowMacOSX::eventHandler (EventHandlerCallRef myHandler, EventRef e
 					mPreviousWindowRect = previousBounds;
 				}

-				if ((currentBounds.right - currentBounds.left) < MIN_WIDTH)
+				if ((currentBounds.right - currentBounds.left) < MIN_WINDOW_WIDTH)
 				{
-					currentBounds.right = currentBounds.left + MIN_WIDTH;
+					currentBounds.right = currentBounds.left + MIN_WINDOW_WIDTH;
 				}

-				if ((currentBounds.bottom - currentBounds.top) < MIN_HEIGHT)
+				if ((currentBounds.bottom - currentBounds.top) < MIN_WINDOW_HEIGHT)
 				{
-					currentBounds.bottom = currentBounds.top + MIN_HEIGHT;
+					currentBounds.bottom = currentBounds.top + MIN_WINDOW_HEIGHT;
 				}
 				
 				SetEventParameter(event, kEventParamCurrentBounds, typeQDRectangle, sizeof(Rect), &currentBounds);
--- a/indra/llwindow/llwindowsdl.cpp
+++ b/indra/llwindow/llwindowsdl.cpp
@@ -71,8 +71,6 @@ extern BOOL gDebugWindowProc;

 const S32 MAX_NUM_RESOLUTIONS = 200;

-const S32 MIN_WINDOW_WIDTH = 1024;
-const S32 MIN_WINDOW_HEIGHT = 768;
 // static variable for ATI mouse cursor crash work-around:
 static bool ATIbug = false;

--- a/indra/llwindow/llwindowwin32.cpp
+++ b/indra/llwindow/llwindowwin32.cpp
@@ -2414,8 +2414,8 @@ LRESULT CALLBACK LLWindowWin32::mainWindowProc(HWND h_wnd, UINT u_msg, WPARAM w_
 		case WM_GETMINMAXINFO:
 			{
 				LPMINMAXINFO min_max = (LPMINMAXINFO)l_param;
-				min_max->ptMinTrackSize.x = 1024;
-				min_max->ptMinTrackSize.y = 768;
+				min_max->ptMinTrackSize.x = MIN_WINDOW_WIDTH;
+				min_max->ptMinTrackSize.y = MIN_WINDOW_HEIGHT;
 				return 0;
 			}

--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1207,7 +1207,9 @@ if (WINDOWS)
        DXGUID_LIBRARY
        )

+# see EXP-1765 - theory is opengl32.lib needs to be included before gdi32.lib (windows libs)
    set(viewer_LIBRARIES
+        opengl32
        advapi32
        comdlg32
        ${DINPUT_LIBRARY}
@@ -1218,7 +1220,6 @@ if (WINDOWS)
        odbccp32
        ole32
        oleaut32
-        opengl32
        shell32
        user32
        Vfw32
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -287,7 +287,7 @@
 		<key>Type</key>
 		<string>F32</string>
 		<key>Value</key>
-		<real>0.5</real>
+		<real>1.0</real>
 	</map>
 	<key>SianaJ2CSizeOffset</key>
 	<map>
@@ -298,7 +298,7 @@
 		<key>Type</key>
 		<string>S32</string>
 		<key>Value</key>
-		<integer>100</integer>
+		<integer>0</integer>
 	</map>

 	<key>SianaLegacyJ2CSize</key>
@@ -3941,7 +3941,29 @@
      <key>Value</key>
      <integer>0</integer>
    </map>
-  <key>CurlUseMultipleThreads</key>
+    <key>CurlMaximumNumberOfHandles</key>
+    <map>
+      <key>Comment</key>
+      <string>Maximum number of handles curl can use (requires restart)</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>S32</string>
+      <key>Value</key>
+      <integer>256</integer>
+    </map>
+    <key>CurlRequestTimeOut</key>
+    <map>
+      <key>Comment</key>
+      <string>Max idle time of a curl request before killed (requires restart)</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>F32</string>
+      <key>Value</key>
+      <real>120.0</real>
+    </map>
+    <key>CurlUseMultipleThreads</key>
  <map>
    <key>Comment</key>
    <string>Use background threads for executing curl_multi_perform (requires restart)</string>
@@ -9807,6 +9829,17 @@
      <key>Value</key>
      <integer>1</integer>
    </map>
+  <key>RenderCompressTextures</key>
+  <map>
+    <key>Comment</key>
+    <string>Enable texture compression on OpenGL 3.0 and later implementations (EXPERIMENTAL, requires restart)</string>
+    <key>Persist</key>
+    <integer>1</integer>
+    <key>Type</key>
+    <string>Boolean</string>
+    <key>Value</key>
+    <integer>0</integer>
+  </map>
   
  <key>RenderLocalLights</key>
  <map>
--- a/indra/newview/app_settings/settings_ascent.xml
+++ b/indra/newview/app_settings/settings_ascent.xml
@@ -145,7 +145,7 @@
 			<key>Type</key>
 			<string>Boolean</string>
 			<key>Value</key>
-			<integer>1</integer>
+			<integer>0</integer>
 		</map>
 		<key>AscentShowSelfTagColor</key>
 		<map>
--- a/indra/newview/app_settings/shaders/class1/avatar/pickAvatarF.glsl
+++ b/indra/newview/app_settings/shaders/class1/avatar/pickAvatarF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec4 vertex_color;
@@ -34,5 +36,5 @@ uniform sampler2D diffuseMap;

 void main() 
 {
-	gl_FragColor = vec4(vertex_color.rgb, texture2D(diffuseMap, vary_texcoord0.xy).a);
+	frag_color = vec4(vertex_color.rgb, texture2D(diffuseMap, vary_texcoord0.xy).a);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -26,15 +26,15 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;

 vec4 diffuseLookup(vec2 texcoord);

-uniform mat4 shadow_matrix[6];
-uniform vec4 shadow_clip;
 uniform vec2 screen_res;

 vec3 atmosLighting(vec3 light);
@@ -69,6 +69,6 @@ void main()

 	color.rgb += diff.rgb * vary_pointlight_col.rgb;

-	gl_FragColor = color;
+	frag_color = color;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl
@@ -26,15 +26,15 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;
 uniform sampler2D diffuseMap;


-uniform mat4 shadow_matrix[6];
-uniform vec4 shadow_clip;
 uniform vec2 screen_res;

 vec3 atmosLighting(vec3 light);
@@ -81,9 +81,9 @@ void main()

 	color.rgb += diff.rgb * vary_pointlight_col.rgb;

-	gl_FragColor = color;
-	//gl_FragColor = vec4(1,0,1,1);
-	//gl_FragColor = vec4(1,0,1,1)*shadow;
+	frag_color = color;
+	//frag_color = vec4(1,0,1,1);
+	//frag_color = vec4(1,0,1,1)*shadow;
 	
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl
@@ -26,14 +26,14 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;
 uniform sampler2D diffuseMap;

-uniform mat4 shadow_matrix[6];
-uniform vec4 shadow_clip;
 uniform vec2 screen_res;

 vec3 atmosLighting(vec3 light);
@@ -79,6 +79,6 @@ void main()

 	color.rgb += diff.rgb * vary_pointlight_col.rgb;

-	gl_FragColor = color;
+	frag_color = color;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl
@@ -41,7 +41,6 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
 VARYING vec3 vary_position;
 VARYING vec3 vary_ambient;
 VARYING vec3 vary_directional;
-VARYING vec3 vary_normal;
 VARYING vec3 vary_fragcoord;
 VARYING vec3 vary_pointlight_col;
 VARYING vec4 vertex_color;
@@ -110,8 +109,7 @@ void main()
 	gl_Position = frag_pos;
 	
 	vary_position = pos.xyz;
-	vary_normal = norm;	
-	
+		
 	calcAtmospherics(pos.xyz);

 	vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
@@ -48,7 +48,6 @@ VARYING vec3 vary_ambient;
 VARYING vec3 vary_directional;
 VARYING vec3 vary_fragcoord;
 VARYING vec3 vary_position;
-VARYING vec3 vary_light;
 VARYING vec3 vary_pointlight_col;

 VARYING vec4 vertex_color;
@@ -129,14 +128,11 @@ void main()
 	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
 	
 	vary_pointlight_col = col.rgb*diffuse_color.rgb;
-
 	col.rgb = vec3(0,0,0);

 	// Add windlight lights
 	col.rgb = atmosAmbient(vec3(0.));
 	
-	vary_light = light_position[0].xyz;
-	
 	vary_ambient = col.rgb*diffuse_color.rgb;
 	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
 	
--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl
@@ -23,17 +23,17 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;

-VARYING vec4 vertex_color;
 VARYING vec2 vary_texcoord0;

 void main() 
 {
-	//gl_FragColor = vec4(1,1,1,vertex_color.a * texture2D(diffuseMap, vary_texcoord0.xy).a);
-	gl_FragColor = vec4(1,1,1,1);
+	frag_color = vec4(1,1,1,1);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl
@@ -27,11 +27,8 @@ uniform mat4 modelview_matrix;
 uniform mat4 texture_matrix0;

 ATTRIBUTE vec3 position;
-ATTRIBUTE vec4 diffuse_color;
 ATTRIBUTE vec2 texcoord0;

-VARYING vec4 vertex_color;
-
 mat4 getObjectSkinnedTransform();

 void main()
@@ -42,8 +39,6 @@ void main()
 	mat = modelview_matrix * mat;
 	vec3 pos = (mat*vec4(position.xyz, 1.0)).xyz;
 	
-	vertex_color = diffuse_color;
-	
 	vec4 p = projection_matrix * vec4(pos, 1.0);
 	p.z = max(p.z, -p.w+0.01);
 	gl_Position = p;
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl
@@ -0,0 +1,148 @@
+/** 
+ * @file avatarAlphaNoColorV.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+uniform mat4 projection_matrix;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec3 normal;
+ATTRIBUTE vec2 texcoord0;
+
+vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol);
+mat4 getSkinnedTransform();
+void calcAtmospherics(vec3 inPositionEye);
+
+float calcDirectionalLight(vec3 n, vec3 l);
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight);
+
+vec3 atmosAmbient(vec3 light);
+vec3 atmosAffectDirectionalLight(float lightIntensity);
+vec3 scaleDownLight(vec3 light);
+vec3 scaleUpLight(vec3 light);
+
+VARYING vec3 vary_position;
+VARYING vec3 vary_ambient;
+VARYING vec3 vary_directional;
+VARYING vec3 vary_fragcoord;
+VARYING vec3 vary_pointlight_col;
+VARYING vec2 vary_texcoord0;
+
+
+uniform float near_clip;
+
+uniform vec4 color;
+
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
+float calcDirectionalLight(vec3 n, vec3 l)
+{
+        float a = max(dot(n,l),0.0);
+        return a;
+}
+
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
+{
+	//get light vector
+	vec3 lv = lp.xyz-v;
+	
+	//get distance
+	float d = dot(lv,lv);
+	
+	float da = 0.0;
+
+	if (d > 0.0 && la > 0.0 && fa > 0.0)
+	{
+		//normalize light vector
+		lv = normalize(lv);
+	
+		//distance attenuation
+		float dist2 = d/la;
+		da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0);
+
+		// spotlight coefficient.
+		float spot = max(dot(-ln, lv), is_pointlight);
+		da *= spot*spot; // GL_SPOT_EXPONENT=2
+
+		//angular attenuation
+		da *= max(dot(n, lv), 0.0);		
+	}
+
+	return da;	
+}
+
+void main()
+{
+	vary_texcoord0 = texcoord0;
+				
+	vec4 pos;
+	vec3 norm;
+	
+	mat4 trans = getSkinnedTransform();
+	vec4 pos_in = vec4(position.xyz, 1.0);
+	pos.x = dot(trans[0], pos_in);
+	pos.y = dot(trans[1], pos_in);
+	pos.z = dot(trans[2], pos_in);
+	pos.w = 1.0;
+	
+	norm.x = dot(trans[0].xyz, normal);
+	norm.y = dot(trans[1].xyz, normal);
+	norm.z = dot(trans[2].xyz, normal);
+	norm = normalize(norm);
+		
+	vec4 frag_pos = projection_matrix * pos;
+	gl_Position = frag_pos;
+	
+	vary_position = pos.xyz;
+	
+	calcAtmospherics(pos.xyz);
+
+	vec4 col = vec4(0.0, 0.0, 0.0, 1.0);
+
+	// Collect normal lights
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
+	
+	vary_pointlight_col = col.rgb*color.rgb;
+
+	col.rgb = vec3(0,0,0);
+
+	// Add windlight lights
+	col.rgb = atmosAmbient(vec3(0.));
+	
+	vary_ambient = col.rgb*color.rgb;
+	vary_directional = color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), 0.0));
+	
+	col.rgb = col.rgb * color.rgb;
+	
+	vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip);
+}
+
+
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarEyesV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarEyesV.glsl
@@ -0,0 +1,48 @@
+/** 
+ * @file avatarEyesV.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+uniform mat3 normal_matrix;
+uniform mat4 texture_matrix0;
+uniform mat4 modelview_projection_matrix;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec3 normal;
+ATTRIBUTE vec4 diffuse_color;
+ATTRIBUTE vec2 texcoord0;
+
+VARYING vec3 vary_normal;
+VARYING vec4 vertex_color;
+VARYING vec2 vary_texcoord0;
+
+void main()
+{
+	//transform vertex
+	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); 
+	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+	
+	vary_normal = normalize(normal_matrix * normal);
+
+	vertex_color = diffuse_color;
+}
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform sampler2D diffuseMap;
@@ -41,9 +43,9 @@ void main()
 		discard;
 	}
 	
-	gl_FragData[0] = vec4(diff.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0);
+	frag_data[0] = vec4(diff.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;
@@ -33,7 +35,7 @@ VARYING vec4 post_pos;

 void main() 
 {
-	gl_FragColor = vec4(1,1,1,1);
+	frag_color = vec4(1,1,1,1);

 	gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;
@@ -111,6 +113,6 @@ void main()
 	col /= defined_weight.xyxx;
 	col.y *= col.y;
 	
-	gl_FragColor = col;
+	frag_color = col;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform sampler2D diffuseMap;
@@ -46,9 +48,9 @@ void main()
 			  dot(norm,vary_mat1),
 			  dot(norm,vary_mat2));
 						
-	gl_FragData[0] = vec4(col, 0.0);
-	gl_FragData[1] = vertex_color.aaaa; // spec
-	//gl_FragData[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
+	frag_data[0] = vec4(col, 0.0);
+	frag_data[1] = vertex_color.aaaa; // spec
+	//frag_data[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
 	vec3 nvn = normalize(tnorm);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/bumpSkinnedV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/bumpSkinnedV.glsl
@@ -30,7 +30,7 @@ ATTRIBUTE vec3 position;
 ATTRIBUTE vec4 diffuse_color;
 ATTRIBUTE vec3 normal;
 ATTRIBUTE vec2 texcoord0;
-ATTRIBUTE vec2 texcoord2;
+ATTRIBUTE vec3 binormal;

 VARYING vec3 vary_mat0;
 VARYING vec3 vary_mat1;
@@ -52,7 +52,7 @@ void main()
 	
 	
 	vec3 n = normalize((mat * vec4(normal.xyz+position.xyz, 1.0)).xyz-pos.xyz);
-	vec3 b = normalize((mat * vec4(vec4(texcoord2,0,1).xyz+position.xyz, 1.0)).xyz-pos.xyz);
+	vec3 b = normalize((mat * vec4(binormal.xyz+position.xyz, 1.0)).xyz-pos.xyz);
 	vec3 t = cross(b, n);
 	
 	vary_mat0 = vec3(t.x, b.x, n.x);
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
@@ -25,7 +25,9 @@
 

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 /////////////////////////////////////////////////////////////////////////
@@ -98,8 +100,8 @@ void main()
 	color *= 2.;

 	/// Gamma correct for WL (soft clip effect).
-	gl_FragData[0] = vec4(scaleSoftClip(color.rgb), alpha1);
-	gl_FragData[1] = vec4(0.0,0.0,0.0,0.0);
-	gl_FragData[2] = vec4(0,0,1,0);
+	frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1);
+	frag_data[1] = vec4(0.0,0.0,0.0,0.0);
+	frag_data[2] = vec4(0,0,1,0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -83,6 +85,6 @@ void main()
 	sc = max(sc, -max_cof);
 	
 	vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res);
-	gl_FragColor.rgb = diff.rgb + bloom.rgb;
-	gl_FragColor.a = sc/max_cof*0.5+0.5;
+	frag_color.rgb = diff.rgb + bloom.rgb;
+	frag_color.a = sc/max_cof*0.5+0.5;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform float minimum_alpha;
@@ -44,9 +46,9 @@ void main()
 		discard;
 	}

-	gl_FragData[0] = vec4(col.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0); // spec
+	frag_data[0] = vec4(col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0); // spec
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 VARYING vec3 vary_normal;
@@ -43,8 +45,8 @@ void main()
 		discard;
 	}

-	gl_FragData[0] = vec4(col.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0);
+	frag_data[0] = vec4(col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
@@ -25,7 +25,9 @@
 

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform float minimum_alpha;
@@ -44,9 +46,9 @@ void main()
 		discard;
 	}

-	gl_FragData[0] = vec4(col.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0); // spec
+	frag_data[0] = vec4(col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0); // spec
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform sampler2D diffuseMap;
@@ -36,10 +38,10 @@ VARYING vec2 vary_texcoord0;
 void main() 
 {
 	vec3 col = vertex_color.rgb * texture2D(diffuseMap, vary_texcoord0.xy).rgb;
-	gl_FragData[0] = vec4(col, 0.0);
-	gl_FragData[1] = vertex_color.aaaa; // spec
-	//gl_FragData[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
+	frag_data[0] = vec4(col, 0.0);
+	frag_data[1] = vertex_color.aaaa; // spec
+	//frag_data[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 VARYING vec3 vary_normal;
@@ -35,9 +37,9 @@ void main()
 {
 	vec3 col = vertex_color.rgb * diffuseLookup(vary_texcoord0.xy).rgb;

-	gl_FragData[0] = vec4(col, 0.0);
-	gl_FragData[1] = vertex_color.aaaa; // spec
-	//gl_FragData[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
+	frag_data[0] = vec4(col, 0.0);
+	frag_data[1] = vertex_color.aaaa; // spec
+	//frag_data[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -73,5 +75,5 @@ void main()
 		diff = mix(diff, col*0.25, a);
 	}

-	gl_FragColor = mix(diff, dof, a);
+	frag_color = mix(diff, dof, a);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 vec3 fullbrightAtmosTransport(vec3 light);
@@ -45,6 +47,6 @@ void main()

 	color.rgb = fullbrightScaleSoftClip(color.rgb);

-	gl_FragColor = color;
+	frag_color = color;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec4 vertex_color;
@@ -46,6 +48,6 @@ void main()

 	color.rgb = fullbrightScaleSoftClip(color.rgb);

-	gl_FragColor = color;
+	frag_color = color;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/fxaaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fxaaF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 #define FXAA_PC 1
@@ -341,18 +343,23 @@ A. Or use FXAA_GREEN_AS_LUMA.
    // 1 = API supports gather4 on alpha channel.
    // 0 = API does not support gather4 on alpha channel.
    //
+	#if (FXAA_GLSL_130 == 0)
+		#define FXAA_GATHER4_ALPHA 0
+	#endif
    #if (FXAA_HLSL_5 == 1)
        #define FXAA_GATHER4_ALPHA 1
    #endif
-    #ifdef GL_ARB_gpu_shader5
-        #define FXAA_GATHER4_ALPHA 1
-    #endif
-    #ifdef GL_NV_gpu_shader5
-        #define FXAA_GATHER4_ALPHA 1
-    #endif
    #ifndef FXAA_GATHER4_ALPHA
-        #define FXAA_GATHER4_ALPHA 0
-    #endif
+		#ifdef GL_ARB_gpu_shader5
+			#define FXAA_GATHER4_ALPHA 1
+		#endif
+	    #ifdef GL_NV_gpu_shader5
+		    #define FXAA_GATHER4_ALPHA 1
+		#endif
+		#ifndef FXAA_GATHER4_ALPHA
+			#define FXAA_GATHER4_ALPHA 0
+		#endif
+	#endif
 #endif

 /*============================================================================
@@ -2113,6 +2120,6 @@ void main()

 	//diff = texture2D(diffuseMap, vary_tc);
 	
-	gl_FragColor = diff;
+	frag_color = diff;
 	
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/giF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;
@@ -184,5 +186,5 @@ void main()
 	vec3 norm = texture2DRect(normalMap, pos_screen).xyz;
 	norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm
 	
-	gl_FragColor.xyz = giAmbient(pos, norm);
+	frag_color.xyz = giAmbient(pos, norm);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform float minimum_alpha;
@@ -45,7 +47,7 @@ void main()
 		discard;
 	}

-	gl_FragData[0] = vec4(col.rgb, col.a * 0.005);
-	gl_FragData[1] = texture2D(specularMap, vary_texcoord0.xy);
-	gl_FragData[2] = vec4(texture2D(normalMap, vary_texcoord0.xy).xyz, 0.0);
+	frag_data[0] = vec4(col.rgb, col.a * 0.005);
+	frag_data[1] = texture2D(specularMap, vary_texcoord0.xy);
+	frag_data[2] = vec4(texture2D(normalMap, vary_texcoord0.xy).xyz, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl
@@ -26,12 +26,14 @@
 uniform sampler2DRect diffuseMap;

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec2 vary_fragcoord;

 void main() 
 {
-	gl_FragColor = texture2DRect(diffuseMap, vary_fragcoord.xy);
+	frag_color = texture2DRect(diffuseMap, vary_fragcoord.xy);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect depthMap;
@@ -141,6 +143,6 @@ void main()
 		discard;
 	}
 	
-	gl_FragColor.rgb = out_col;
-	gl_FragColor.a = 0.0;
+	frag_color.rgb = out_col;
+	frag_color.a = 0.0;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 //class 1 -- no shadows
@@ -242,6 +244,6 @@ void main()
 		}
 	}
 	
-	gl_FragColor.rgb = col;	
-	gl_FragColor.a = 0.0;
+	frag_color.rgb = col;	
+	frag_color.a = 0.0;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D alphaMap;
@@ -52,5 +54,5 @@ void main()
 	norm *= 0.5;
 	norm += 0.5;	
 	
-	gl_FragColor = vec4(norm, alpha);
+	frag_color = vec4(norm, alpha);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -118,6 +120,6 @@ void main()
 		discard;
 	}
 		
-	gl_FragColor.rgb = col;	
-	gl_FragColor.a = 0.0;
+	frag_color.rgb = col;	
+	frag_color.a = 0.0;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -118,9 +120,9 @@ void main()
 				sc -= 1.0;
 			}
 		}
-		
+
 		diff /= w;
 	}
 		
-	gl_FragColor = diff;
+	frag_color = diff;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -40,6 +42,6 @@ void main()
 	vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy);
 	
 	vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res);
-	gl_FragColor = diff + bloom;
+	frag_color = diff + bloom;
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoTCV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoTCV.glsl
@@ -1,5 +1,5 @@
 /** 
- * @file postgiV.glsl
+ * @file postDeferredV.glsl
 *
 * $LicenseInfo:firstyear=2007&license=viewerlgpl$
 * Second Life Viewer Source Code
@@ -24,17 +24,17 @@
 */

 uniform mat4 modelview_projection_matrix;
- 
+
 ATTRIBUTE vec3 position;

-
 VARYING vec2 vary_fragcoord;
+
 uniform vec2 screen_res;

 void main()
 {
 	//transform vertex
 	vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0);
-	gl_Position = pos; 	
+	gl_Position = pos;	
 	vary_fragcoord = (pos.xy*0.5+0.5)*screen_res;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl
@@ -24,8 +24,10 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
- out vec4 gl_FragColor;
- #endif
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
 
 uniform sampler2DRect depthMap;
 uniform sampler2DRect normalMap;
@@ -96,5 +98,5 @@ void main()
 	
 	col = col*col*blur_quad.x + col*blur_quad.y + blur_quad.z;
 	
-	gl_FragColor.rgb = col;
+	frag_color.rgb = col;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform float minimum_alpha;
@@ -44,7 +46,7 @@ void main()
 		discard;
 	}

-	gl_FragColor = vec4(1,1,1,1);
+	frag_color = vec4(1,1,1,1);
 	
 	gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl
@@ -24,14 +24,16 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec4 post_pos;

 void main() 
 {
-	gl_FragColor = vec4(1,1,1,1);
+	frag_color = vec4(1,1,1,1);
 	
 	gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 /////////////////////////////////////////////////////////////////////////
@@ -57,8 +59,8 @@ void main()
 	color *= 2.;

 	/// Gamma correct for WL (soft clip effect).
-	gl_FragData[0] = vec4(scaleSoftClip(color.rgb), 1.0);
-	gl_FragData[1] = vec4(0.0,0.0,0.0,0.0);
-	gl_FragData[2] = vec4(0,0,1,0);
+	frag_data[0] = vec4(scaleSoftClip(color.rgb), 1.0);
+	frag_data[1] = vec4(0.0,0.0,0.0,0.0);
+	frag_data[2] = vec4(0,0,1,0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl
@@ -26,7 +26,6 @@
 uniform mat4 modelview_projection_matrix;

 ATTRIBUTE vec3 position;
-ATTRIBUTE vec2 texcoord0;

 // SKY ////////////////////////////////////////////////////////////////////////
 // The vertex shader for creating the atmospheric sky
@@ -34,7 +33,6 @@ ATTRIBUTE vec2 texcoord0;

 // Output parameters
 VARYING vec4 vary_HazeColor;
-VARYING vec2 vary_texcoord0;

 // Inputs
 uniform vec3 camPosLocal;
@@ -60,8 +58,7 @@ void main()

 	// World / view / projection
 	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
-	vary_texcoord0 = texcoord0;
-
+	
 	// Get relative position
 	vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0);
 	//vec3 P = position.xyz + vec3(0,50,0);
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -144,9 +146,7 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) {

 	vec3 P = inPositionEye;
 	setPositionEye(P);
-	//(TERRAIN) limit altitude
-//	if (P.y > max_y.x) P *= (max_y.x / P.y);
-//	if (P.y < -max_y.x) P *= (-max_y.x / P.y);
+	
 	vec3 tmpLightnorm = lightnorm.xyz;

 	vec3 Pn = normalize(P);
@@ -311,7 +311,7 @@ void main()
 			//add environmentmap
 			vec3 env_vec = env_mat * refnormpersp;
 			col = mix(col.rgb, textureCube(environmentMap, env_vec).rgb, 
-					max(spec.a-diffuse.a*2.0, 0.0)); 
+				max(spec.a-diffuse.a*2.0, 0.0)); 
 		}
 	
 		col = atmosLighting(col);
@@ -324,7 +324,7 @@ void main()
 		col = diffuse.rgb;
 	}

-	gl_FragColor.rgb = col;
+	frag_color.rgb = col;

-	gl_FragColor.a = bloom;
+	frag_color.a = bloom;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightNoSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightNoSSAOF.glsl
@@ -1,336 +0,0 @@
-/** 
- * @file softenLightF.glsl
- *
- * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc.
- * $License$
- */
- 
-
-#extension GL_ARB_texture_rectangle : enable
-
-uniform sampler2DRect diffuseRect;
-uniform sampler2DRect specularRect;
-uniform sampler2DRect normalMap;
-uniform sampler2DRect depthMap;
-uniform sampler2D	  lightFunc;
-
-uniform float blur_size;
-uniform float blur_fidelity;
-
-// Inputs
-uniform vec4 morphFactor;
-uniform vec3 camPosLocal;
-//uniform vec4 camPosWorld;
-uniform vec4 gamma;
-uniform vec4 lightnorm;
-uniform vec4 sunlight_color;
-uniform vec4 ambient;
-uniform vec4 blue_horizon;
-uniform vec4 blue_density;
-uniform vec4 haze_horizon;
-uniform vec4 haze_density;
-uniform vec4 cloud_shadow;
-uniform vec4 density_multiplier;
-uniform vec4 distance_multiplier;
-uniform vec4 max_y;
-uniform vec4 glow;
-uniform float scene_light_strength;
-uniform vec3 env_mat[3];
-//uniform mat4 shadow_matrix[3];
-//uniform vec4 shadow_clip;
-uniform mat3 ssao_effect_mat;
-
-VARYING vec4 vary_light;
-VARYING vec2 vary_fragcoord;
-
-vec3 vary_PositionEye;
-
-vec3 vary_SunlitColor;
-vec3 vary_AmblitColor;
-vec3 vary_AdditiveColor;
-vec3 vary_AtmosAttenuation;
-
-uniform mat4 inv_proj;
-uniform vec2 screen_res;
-
-vec4 getPosition_d(vec2 pos_screen, float depth)
-{
-	vec2 sc = pos_screen.xy*2.0;
-	sc /= screen_res;
-	sc -= vec2(1.0,1.0);
-	vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0);
-	vec4 pos = inv_proj * ndc;
-	pos /= pos.w;
-	pos.w = 1.0;
-	return pos;
-}
-
-vec4 getPosition(vec2 pos_screen)
-{ //get position in screen space (world units) given window coordinate and depth map
-	float depth = texture2DRect(depthMap, pos_screen.xy).a;
-	return getPosition_d(pos_screen, depth);
-}
-
-vec3 getPositionEye()
-{
-	return vary_PositionEye;
-}
-vec3 getSunlitColor()
-{
-	return vary_SunlitColor;
-}
-vec3 getAmblitColor()
-{
-	return vary_AmblitColor;
-}
-vec3 getAdditiveColor()
-{
-	return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
-	return vary_AtmosAttenuation;
-}
-
-
-void setPositionEye(vec3 v)
-{
-	vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
-	vary_SunlitColor = v;
-}
-
-void setAmblitColor(vec3 v)
-{
-	vary_AmblitColor = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
-	vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
-	vary_AtmosAttenuation = v;
-}
-
-void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
-
-	vec3 P = inPositionEye;
-	setPositionEye(P);
-	
-	//(TERRAIN) limit altitude
-	if (P.y > max_y.x) P *= (max_y.x / P.y);
-	if (P.y < -max_y.x) P *= (-max_y.x / P.y);
-
-	vec3 tmpLightnorm = lightnorm.xyz;
-
-	vec3 Pn = normalize(P);
-	float Plen = length(P);
-
-	vec4 temp1 = vec4(0);
-	vec3 temp2 = vec3(0);
-	vec4 blue_weight;
-	vec4 haze_weight;
-	vec4 sunlight = sunlight_color;
-	vec4 light_atten;
-
-	//sunlight attenuation effect (hue and brightness) due to atmosphere
-	//this is used later for sunlight modulation at various altitudes
-	light_atten = (blue_density * 1.0 + vec4(haze_density.r) * 0.25) * (density_multiplier.x * max_y.x);
-		//I had thought blue_density and haze_density should have equal weighting,
-		//but attenuation due to haze_density tends to seem too strong
-
-	temp1 = blue_density + vec4(haze_density.r);
-	blue_weight = blue_density / temp1;
-	haze_weight = vec4(haze_density.r) / temp1;
-
-	//(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain)
-	temp2.y = max(0.0, tmpLightnorm.y);
-	temp2.y = 1. / temp2.y;
-	sunlight *= exp( - light_atten * temp2.y);
-
-	// main atmospheric scattering line integral
-	temp2.z = Plen * density_multiplier.x;
-
-	// Transparency (-> temp1)
-	// ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier.x in a variable because the ati
-	// compiler gets confused.
-	temp1 = exp(-temp1 * temp2.z * distance_multiplier.x);
-
-	//final atmosphere attenuation factor
-	setAtmosAttenuation(temp1.rgb);
-	
-	//compute haze glow
-	//(can use temp2.x as temp because we haven't used it yet)
-	temp2.x = dot(Pn, tmpLightnorm.xyz);
-	temp2.x = 1. - temp2.x;
-		//temp2.x is 0 at the sun and increases away from sun
-	temp2.x = max(temp2.x, .03);	//was glow.y
-		//set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
-	temp2.x *= glow.x;
-		//higher glow.x gives dimmer glow (because next step is 1 / "angle")
-	temp2.x = pow(temp2.x, glow.z);
-		//glow.z should be negative, so we're doing a sort of (1 / "angle") function
-
-	//add "minimum anti-solar illumination"
-	temp2.x += .25;
-	
-	//increase ambient when there are more clouds
-	vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow.x * 0.5;
-	
-	/*  decrease value and saturation (that in HSV, not HSL) for occluded areas
-	 * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html
-	 * // The following line of code performs the equivalent of:
-	 * float ambAlpha = tmpAmbient.a;
-	 * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis
-	 * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue);
-	 * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha);
-	 */
-	tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a);
-
-	//haze color
-	setAdditiveColor(
-		vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow.x) + tmpAmbient)
-	  + (haze_horizon.r * haze_weight) * (sunlight*(1.-cloud_shadow.x) * temp2.x
-		  + tmpAmbient)));
-
-	//brightness of surface both sunlight and ambient
-	setSunlitColor(vec3(sunlight * .5));
-	setAmblitColor(vec3(tmpAmbient * .25));
-	setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1));
-}
-
-vec3 atmosLighting(vec3 light)
-{
-	light *= getAtmosAttenuation().r;
-	light += getAdditiveColor();
-	return (2.0 * light);
-}
-
-vec3 atmosTransport(vec3 light) {
-	light *= getAtmosAttenuation().r;
-	light += getAdditiveColor() * 2.0;
-	return light;
-}
-vec3 atmosGetDiffuseSunlightColor()
-{
-	return getSunlitColor();
-}
-
-vec3 scaleDownLight(vec3 light)
-{
-	return (light / scene_light_strength );
-}
-
-vec3 scaleUpLight(vec3 light)
-{
-	return (light * scene_light_strength);
-}
-
-vec3 atmosAmbient(vec3 light)
-{
-	return getAmblitColor() + light / 2.0;
-}
-
-vec3 atmosAffectDirectionalLight(float lightIntensity)
-{
-	return getSunlitColor() * lightIntensity;
-}
-
-vec3 scaleSoftClip(vec3 light)
-{
-	//soft clip effect:
-	light = 1. - clamp(light, vec3(0.), vec3(1.));
-	light = 1. - pow(light, gamma.xxx);
-
-	return light;
-}
-
-void main() 
-{
-	vec2 tc = vary_fragcoord.xy;
-	float depth = texture2DRect(depthMap, tc.xy).a;
-	vec3 pos = getPosition_d(tc, depth).xyz;
-	vec3 norm = texture2DRect(normalMap, tc).xyz;
-	norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm
-	//vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0).xyz;
-	
-	float da = max(dot(norm.xyz, vary_light.xyz), 0.0);
-	
-	vec4 diffuse = texture2DRect(diffuseRect, tc);
-	vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy);
-	
-	calcAtmospherics(pos.xyz, 1.0);
-	
-	vec3 col = atmosAmbient(vec3(0));
-	col += atmosAffectDirectionalLight(max(min(da, 1.0), diffuse.a));
-	
-	col *= diffuse.rgb;
-	
-	if (spec.a > 0.0) // specular reflection
-	{
-		// the old infinite-sky shiny reflection
-		//
-		vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
-		float sa = dot(refnormpersp, vary_light.xyz);
-		vec3 dumbshiny = vary_SunlitColor*texture2D(lightFunc, vec2(sa, spec.a)).a;
-
-		/*
-		// screen-space cheap fakey reflection map
-		//
-		vec3 refnorm = normalize(reflect(vec3(0,0,-1), norm.xyz));
-		depth -= 0.5; // unbias depth
-		// first figure out where we'll make our 2D guess from
-		vec2 ref2d = (0.25 * screen_res.y) * (refnorm.xy) * abs(refnorm.z) / depth;
-		// Offset the guess source a little according to a trivial
-		// checkerboard dither function and spec.a.
-		// This is meant to be similar to sampling a blurred version
-		// of the diffuse map.  LOD would be better in that regard.
-		// The goal of the blur is to soften reflections in surfaces
-		// with low shinyness, and also to disguise our lameness.
-		float checkerboard = floor(mod(tc.x+tc.y, 2.0)); // 0.0, 1.0
-		float checkoffset = (3.0 + (7.0*(1.0-spec.a)))*(checkerboard-0.5);
-		ref2d += vec2(checkoffset, checkoffset);
-		ref2d += tc.xy; // use as offset from destination
-		// Get attributes from the 2D guess point.
-		// We average two samples of diffuse (not of anything else) per
-		// pixel to try to reduce aliasing some more.
-		vec3 refcol = 0.5 * (texture2DRect(diffuseRect, ref2d + vec2(0.0, -checkoffset)).rgb +
-				     texture2DRect(diffuseRect, ref2d + vec2(-checkoffset, 0.0)).rgb);
-		float refdepth = texture2DRect(depthMap, ref2d).a;
-		vec3 refpos = getPosition_d(ref2d, refdepth).xyz;
-		vec3 refn = texture2DRect(normalMap, ref2d).rgb;
-		refn = normalize(vec3((refn.xy-0.5)*2.0,refn.z)); // unpack norm
-		// figure out how appropriate our guess actually was
-		float refapprop = max(0.0, dot(-refnorm, normalize(pos - refpos)));
-		// darken reflections from points which face away from the reflected ray - our guess was a back-face
-		//refapprop *= step(dot(refnorm, refn), 0.0);
-		refapprop = min(refapprop, max(0.0, -dot(refnorm, refn))); // more conservative variant
-		// get appropriate light strength for guess-point.
-		// reflect light direction to increase the illusion that
-		// these are reflections.
-		vec3 reflight = reflect(lightnorm.xyz, norm.xyz);
-		float reflit = max(dot(refn, reflight.xyz), 0.0);
-		// apply sun color to guess-point, dampen according to inappropriateness of guess
-		float refmod = min(refapprop, reflit);
-		vec3 refprod = vary_SunlitColor * refcol.rgb * refmod;
-		vec3 ssshiny = (refprod * spec.a);
-		ssshiny *= 0.3; // dampen it even more
-		*/
-		vec3 ssshiny = vec3(0,0,0);
-
-		// add the two types of shiny together
-		col += (ssshiny + dumbshiny) * spec.rgb;
-	}
-	
-	col = atmosLighting(col);
-	col = scaleSoftClip(col);
-		
-	gl_FragColor.rgb = col;
-	gl_FragColor.a = 0.0;
-}
--- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
@@ -27,7 +27,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -184,6 +186,6 @@ void main()
 		}
 	}
 	
-	gl_FragColor.rgb = col;	
-	gl_FragColor.a = 0.0;
+	frag_color.rgb = col;	
+	frag_color.a = 0.0;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 VARYING vec4 vertex_color;
@@ -36,7 +38,7 @@ void main()
 {
 	vec4 col = vertex_color * texture2D(diffuseMap, vary_texcoord0.xy);
 	
-	gl_FragData[0] = col;
-	gl_FragData[1] = vec4(0,0,0,0);
-	gl_FragData[2] = vec4(0,0,1,0);	
+	frag_data[0] = col;
+	frag_data[1] = vec4(0,0,0,0);
+	frag_data[2] = vec4(0,0,1,0);	
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl
@@ -28,10 +28,12 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 void main() 
 {
-	gl_FragColor = vec4(0,0,0,0);
+	frag_color = vec4(0,0,0,0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightNoFragCoordV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightNoFragCoordV.glsl
@@ -1,5 +1,5 @@
 /** 
- * @file giV.glsl
+ * @file sunLightF.glsl
 *
 * $LicenseInfo:firstyear=2007&license=viewerlgpl$
 * Second Life Viewer Source Code
@@ -24,13 +24,8 @@
 */

 uniform mat4 modelview_projection_matrix;
-
+ 
 ATTRIBUTE vec3 position;
-ATTRIBUTE vec4 diffuse_color;
-ATTRIBUTE vec2 texcoord0;
-
-VARYING vec4 vertex_color;
-VARYING vec2 vary_fragcoord;

 uniform vec2 screen_res;

@@ -39,10 +34,4 @@ void main()
 	//transform vertex
 	vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0);
 	gl_Position = pos; 
-	
-	vary_fragcoord = (pos.xy * 0.5 + 0.5)*screen_res;	
-	vec4 tex = vec4(texcoord0,0,1);
-	tex.w = 1.0;
-
-	vertex_color = diffuse_color;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 //class 1 -- no shadow, SSAO only
@@ -37,8 +39,6 @@ uniform sampler2D noiseMap;


 // Inputs
-uniform mat4 shadow_matrix[6];
-uniform vec4 shadow_clip;
 uniform float ssao_radius;
 uniform float ssao_max_radius;
 uniform float ssao_factor;
@@ -49,9 +49,6 @@ VARYING vec2 vary_fragcoord;
 uniform mat4 inv_proj;
 uniform vec2 screen_res;

-uniform float shadow_bias;
-uniform float shadow_offset;
-
 vec4 getPosition(vec2 pos_screen)
 {
 	float depth = texture2DRect(depthMap, pos_screen.xy).r;
@@ -128,8 +125,8 @@ void main()
 	vec3 norm = texture2DRect(normalMap, pos_screen).xyz;
 	norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm
 		
-	gl_FragColor[0] = 1.0;
-	gl_FragColor[1] = calcAmbientOcclusion(pos, norm);
-	gl_FragColor[2] = 1.0; 
-	gl_FragColor[3] = 1.0;
+	frag_color[0] = 1.0;
+	frag_color[1] = calcAmbientOcclusion(pos, norm);
+	frag_color[2] = 1.0; 
+	frag_color[3] = 1.0;
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform sampler2D detail_0;
@@ -51,9 +53,9 @@ void main()
 	float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a;
 	vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal );
 	
-	gl_FragData[0] = vec4(outColor.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0);
+	frag_data[0] = vec4(outColor.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }

--- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 uniform sampler2D diffuseMap;
@@ -43,8 +45,8 @@ void main()
 		discard;
 	}

-	gl_FragData[0] = vec4(vertex_color.rgb*col.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0);
+	frag_data[0] = vec4(vertex_color.rgb*col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform float minimum_alpha;
@@ -43,7 +45,7 @@ void main()
 		discard;
 	}

-	gl_FragColor = vec4(1,1,1,1);
+	frag_color = vec4(1,1,1,1);
 	
 	gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
 }
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData
 #endif

 vec3 scaleSoftClip(vec3 inColor);
@@ -157,7 +159,7 @@ void main()
 	//wavef = normalize(wavef);
 	vec3 screenspacewavef = (norm_mat*vec4(wavef, 1.0)).xyz;
 	
-	gl_FragData[0] = vec4(color.rgb, 0.5); // diffuse
-	gl_FragData[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec
-	gl_FragData[2] = vec4(screenspacewavef.xy*0.5+0.5, screenspacewavef.z, screenspacewavef.z*0.5); // normalxyz, displace
+	frag_data[0] = vec4(color.rgb, 0.5); // diffuse
+	frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec
+	frag_data[2] = vec4(screenspacewavef.xy*0.5+0.5, screenspacewavef.z, screenspacewavef.z*0.5); // normalxyz, displace
 }
--- a/indra/newview/app_settings/shaders/class1/effects/glowExtractF.glsl
+++ b/indra/newview/app_settings/shaders/class1/effects/glowExtractF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseMap;
@@ -46,7 +48,7 @@ void main()
 	float lum = smoothstep(minLuminance, minLuminance+1.0, dot(col.rgb, lumWeights ) );
 	float warmth = smoothstep(minLuminance, minLuminance+1.0, max(col.r * warmthWeights.r, max(col.g * warmthWeights.g, col.b * warmthWeights.b)) ); 
 	
-	gl_FragColor.rgb = col.rgb; 
-	gl_FragColor.a = max(col.a, mix(lum, warmth, warmthAmount) * maxExtractAlpha);
+	frag_color.rgb = col.rgb; 
+	frag_color.a = max(col.a, mix(lum, warmth, warmthAmount) * maxExtractAlpha);
 	
 }
--- a/indra/newview/app_settings/shaders/class1/effects/glowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/effects/glowF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;
@@ -35,21 +37,24 @@ VARYING vec4 vary_texcoord1;
 VARYING vec4 vary_texcoord2;
 VARYING vec4 vary_texcoord3;

-vec4 kern = vec4(.25,.5,.8,1.0);
-
 void main()
 {

 	vec4 col = vec4(0.0, 0.0, 0.0, 0.0);

-	col += kern.x * texture2D(diffuseMap, vary_texcoord0.xy);	
-	col += kern.y * texture2D(diffuseMap, vary_texcoord1.xy);	
-	col += kern.z * texture2D(diffuseMap, vary_texcoord2.xy);	
-	col += kern.w * texture2D(diffuseMap, vary_texcoord3.xy);	
-	col += kern.w * texture2D(diffuseMap, vary_texcoord0.zw);	
-	col += kern.z * texture2D(diffuseMap, vary_texcoord1.zw);	
-	col += kern.y * texture2D(diffuseMap, vary_texcoord2.zw);	
-	col += kern.x * texture2D(diffuseMap, vary_texcoord3.zw);	
+	// ATI compiler falls down on array initialization.
+	float kern[8];
+		kern[0] = 0.25; kern[1] = 0.5; kern[2] = 0.8; kern[3] = 1.0;
+		kern[4] = 1.0;  kern[5] = 0.8; kern[6] = 0.5; kern[7] = 0.25;
 	
-	gl_FragColor = vec4(col.rgb * glowStrength, col.a);
+	col += kern[0] * texture2D(diffuseMap, vary_texcoord0.xy);	
+	col += kern[1] * texture2D(diffuseMap, vary_texcoord1.xy);
+	col += kern[2] * texture2D(diffuseMap, vary_texcoord2.xy);	
+	col += kern[3] * texture2D(diffuseMap, vary_texcoord3.xy);	
+	col += kern[4] * texture2D(diffuseMap, vary_texcoord0.zw);	
+	col += kern[5] * texture2D(diffuseMap, vary_texcoord1.zw);	
+	col += kern[6] * texture2D(diffuseMap, vary_texcoord2.zw);	
+	col += kern[7] * texture2D(diffuseMap, vary_texcoord3.zw);	
+	
+	frag_color = vec4(col.rgb * glowStrength, col.a);
 }
--- a/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec4 vertex_color;
@@ -59,6 +61,6 @@ void main()
 	/// Add WL Components
 	outColor.rgb = atmosLighting(outColor.rgb * vertex_color.rgb);
 	
-	gl_FragColor = vec4(scaleSoftClip(outColor.rgb), 1.0);
+	frag_color = vec4(scaleSoftClip(outColor.rgb), 1.0);
 }

--- a/indra/newview/app_settings/shaders/class1/environment/terrainWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/terrainWaterF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 VARYING vec4 vertex_color;
@@ -60,6 +62,6 @@ void main()
 	outColor.rgb = atmosLighting(outColor.rgb * vertex_color.rgb);
 	
 	outColor = applyWaterFog(outColor);
-	gl_FragColor = outColor;
+	frag_color = outColor;
 }

--- a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;
@@ -106,5 +108,5 @@ void main()
 		
 	vec4 fb = texture2D(screenTex, distort);
 	
-	gl_FragColor = applyWaterFog(fb,view.xyz);
+	frag_color = applyWaterFog(fb,view.xyz);
 }
--- a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 vec3 scaleSoftClip(vec3 inColor);
@@ -135,5 +137,5 @@ void main()
 	color.rgb = scaleSoftClip(color.rgb);
 	color.a = spec * sunAngle2;

-	gl_FragColor = color;
+	frag_color = color;
 }
--- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
@@ -1,8 +1,26 @@
 /**
 * @file waterFogF.glsl
 *
- * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc.
- * $License$
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2007, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
 */
 

@@ -32,7 +50,7 @@ vec4 applyWaterFog(vec4 color)
 	float depth = length(getPositionEye() - int_v);
 		
 	//get "thickness" of water
-	float l = min(max(depth, 0.1),50.0);
+	float l = max(depth, 0.1);

 	float kd = waterFogDensity;
 	float ks = waterFogKS;
--- a/indra/newview/app_settings/shaders/class1/interface/alphamaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/alphamaskF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;
@@ -42,5 +44,5 @@ void main()
 		discard;
 	}

-	gl_FragColor = col;
+	frag_color = col;
 }
--- a/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2D diffuseMap;
@@ -38,5 +40,5 @@ void main()
 {
 	vec4 color = vertex_color*texture2D(diffuseMap, vary_texcoord0.xy);
 	color.a *= custom_alpha;
-	gl_FragColor = color;
+	frag_color = color;
 }
--- a/indra/newview/app_settings/shaders/class1/interface/debugF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/debugF.glsl
@@ -24,12 +24,14 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform vec4 color;

 void main() 
 {
-	gl_FragColor = color;
+	frag_color = color;
 }
--- a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl
@@ -24,7 +24,9 @@
 */

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 #extension GL_ARB_texture_rectangle : enable
@@ -37,6 +39,6 @@ VARYING vec2 vary_texcoord1;

 void main() 
 {
-	gl_FragColor = texture2D(glowMap, vary_texcoord0.xy) +
+	frag_color = texture2D(glowMap, vary_texcoord0.xy) +
 					texture2DRect(screenMap, vary_texcoord1.xy);
 }
--- a/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineFXAAF.glsl
@@ -26,7 +26,9 @@
 #extension GL_ARB_texture_rectangle : enable

 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform sampler2DRect diffuseRect;
@@ -38,5 +40,5 @@ void main()
 {
 	vec3 col = texture2DRect(diffuseRect, vary_tc*screen_res).rgb;
 	
-	gl_FragColor = vec4(col.rgb, dot(col.rgb, vec3(0.299, 0.587, 0.144)));
+	frag_color = vec4(col.rgb, dot(col.rgb, vec3(0.299, 0.587, 0.144)));
 }
--- a/indra/newview/app_settings/shaders/class1/interface/highlightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/highlightF.glsl
@@ -24,7 +24,9 @@
 */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
 #endif

 uniform vec4 color;
@@ -34,5 +36,5 @@ VARYING vec2 vary_texcoord0;

 void main() 
 {
-	gl_FragColor = color*texture2D(diffuseMap, vary_texcoord0.xy);
+	frag_color = color*texture2D(diffuseMap, vary_texcoord0.xy);
 }
--- a/Show More
+++ b/Show More