4 files changed, 43 insertions, 18 deletions

diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 9fae63385d..b81dd4c9a1 100755
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -87,6 +87,7 @@ LLShaderFeatures::LLShaderFeatures()
 	, mIndexedTextureChannels(0)
 	, disableTextureIndex(false)
 	, hasAlphaMask(false)
+	, attachNothing(false)
 {
 }
 
@@ -119,28 +120,31 @@ struct LLGLSLShaderCompareTimeElapsed
 };
 
 //static
-void LLGLSLShader::finishProfile()
+void LLGLSLShader::finishProfile(bool emit_report)
 {
 	sProfileEnabled = false;
 
-	std::vector<LLGLSLShader*> sorted;
-
-	for (std::set<LLGLSLShader*>::iterator iter = sInstances.begin(); iter != sInstances.end(); ++iter)
+	if (emit_report)
 	{
-		sorted.push_back(*iter);
-	}
+		std::vector<LLGLSLShader*> sorted;
 
-	std::sort(sorted.begin(), sorted.end(), LLGLSLShaderCompareTimeElapsed());
+		for (std::set<LLGLSLShader*>::iterator iter = sInstances.begin(); iter != sInstances.end(); ++iter)
+		{
+			sorted.push_back(*iter);
+		}
 
-	for (std::vector<LLGLSLShader*>::iterator iter = sorted.begin(); iter != sorted.end(); ++iter)
-	{
-		(*iter)->dumpStats();
-	}
+		std::sort(sorted.begin(), sorted.end(), LLGLSLShaderCompareTimeElapsed());
 
+		for (std::vector<LLGLSLShader*>::iterator iter = sorted.begin(); iter != sorted.end(); ++iter)
+		{
+			(*iter)->dumpStats();
+		}
+			
 	LL_INFOS() << "-----------------------------------" << LL_ENDL;
 	LL_INFOS() << "Total rendering time: " << llformat("%.4f ms", sTotalTimeElapsed/1000000.f) << LL_ENDL;
 	LL_INFOS() << "Total samples drawn: " << llformat("%.4f million", sTotalSamplesDrawn/1000000.f) << LL_ENDL;
 	LL_INFOS() << "Total triangles drawn: " << llformat("%.3f million", sTotalTrianglesDrawn/1000000.f) << LL_ENDL;
+	}
 }
 
 void LLGLSLShader::clearStats()
@@ -175,7 +179,7 @@ void LLGLSLShader::dumpStats()
 			}
 		}
 		LL_INFOS() << "=============================================" << LL_ENDL;
-
+	
 		F32 ms = mTimeElapsed/1000000.f;
 		F32 seconds = ms/1000.f;
 
@@ -221,6 +225,7 @@ void LLGLSLShader::placeProfileQuery()
 #if !LL_DARWIN
 	if (mTimerQuery == 0)
 	{
+		glGenQueriesARB(1, &mSamplesQuery);
 		glGenQueriesARB(1, &mTimerQuery);
 	}
 
@@ -257,7 +262,7 @@ void LLGLSLShader::placeProfileQuery()
 	}
 
 
-	glBeginQueryARB(GL_SAMPLES_PASSED, 1);
+	glBeginQueryARB(GL_SAMPLES_PASSED, mSamplesQuery);
 	glBeginQueryARB(GL_TIME_ELAPSED, mTimerQuery);
 #endif
 }
@@ -272,7 +277,7 @@ void LLGLSLShader::readProfileQuery(U32 count, U32 mode)
 	glGetQueryObjectui64v(mTimerQuery, GL_QUERY_RESULT, &time_elapsed);
 
 	U64 samples_passed = 0;
-	glGetQueryObjectui64v(1, GL_QUERY_RESULT, &samples_passed);
+	glGetQueryObjectui64v(mSamplesQuery, GL_QUERY_RESULT, &samples_passed);
 
 	sTotalTimeElapsed += time_elapsed;
 	mTimeElapsed += time_elapsed;
@@ -307,14 +312,15 @@ LLGLSLShader::LLGLSLShader()
 	  mShaderLevel(0), 
 	  mShaderGroup(SG_DEFAULT), 
 	  mUniformsDirty(FALSE),
-	  mTimerQuery(0)
+	  mTimerQuery(0),
+	  mSamplesQuery(0)
+
 {
 	
 }
 
 LLGLSLShader::~LLGLSLShader()
 {
-	
 }
 
 void LLGLSLShader::unload()
@@ -349,6 +355,18 @@ void LLGLSLShader::unload()
 		mProgramObject = 0;
 	}
 	
+	if (mTimerQuery)
+	{
+		glDeleteQueriesARB(1, &mTimerQuery);
+		mTimerQuery = 0;
+	}
+	
+	if (mSamplesQuery)
+	{
+		glDeleteQueriesARB(1, &mSamplesQuery);
+		mSamplesQuery = 0;
+	}
+
 	//hack to make apple not complain
 	glGetError();
 	
diff --git a/indra/llrender/llglslshader.h b/indra/llrender/llglslshader.h
index 7b2f5f04c2..5abddf274b 100755
--- a/indra/llrender/llglslshader.h
+++ b/indra/llrender/llglslshader.h
@@ -51,6 +51,7 @@ public:
 	S32 mIndexedTextureChannels;
 	bool disableTextureIndex;
 	bool hasAlphaMask;
+	bool attachNothing;
 
 	// char numLights;
 	
@@ -80,7 +81,7 @@ public:
 	static bool sNoFixedFunction;
 
 	static void initProfile();
-	static void finishProfile();
+	static void finishProfile(bool emit_report = true);
 
 	static void startProfile();
 	static void stopProfile(U32 count, U32 mode);
@@ -184,6 +185,7 @@ public:
 
 	//statistcis for profiling shader performance
 	U32 mTimerQuery;
+	U32 mSamplesQuery;
 	U64 mTimeElapsed;
 	static U64 sTotalTimeElapsed;
 	U32 mTrianglesDrawn;
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp
index 955ea450c1..cd484b4fe9 100755
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -388,6 +388,7 @@ void LLRenderTarget::release()
 	//
 	if (mFBO && (mTex.size() > 1))
 	{		
+		glBindFramebuffer(GL_FRAMEBUFFER, mFBO);
 		S32 z;
 		for (z = mTex.size() - 1; z >= 1; z--)
 		{
diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp
index 95a2c8b589..a89ec675b4 100755
--- a/indra/llrender/llshadermgr.cpp
+++ b/indra/llrender/llshadermgr.cpp
@@ -73,7 +73,11 @@ BOOL LLShaderMgr::attachShaderFeatures(LLGLSLShader * shader)
 {
 	llassert_always(shader != NULL);
 	LLShaderFeatures *features = & shader->mFeatures;
-	
+
+	if (features->attachNothing)
+	{
+		return TRUE;
+	}
 	//////////////////////////////////////
 	// Attach Vertex Shader Features First
 	//////////////////////////////////////