1 files changed, 58 insertions, 33 deletions

diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp
index 86b1a8c910..d078c15316 100644
--- a/indra/newview/llviewershadermgr.cpp
+++ b/indra/newview/llviewershadermgr.cpp
@@ -2,31 +2,25 @@
  * @file llviewershadermgr.cpp
  * @brief Viewer shader manager implementation.
  *
- * $LicenseInfo:firstyear=2005&license=viewergpl$
- * 
- * Copyright (c) 2005-2009, Linden Research, Inc.
- * 
+ * $LicenseInfo:firstyear=2005&license=viewerlgpl$
  * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab.  Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * Copyright (C) 2010, 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.
  * 
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 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.
  * 
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
+ * 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
  * 
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
 
@@ -317,10 +311,16 @@ S32 LLViewerShaderMgr::getVertexShaderLevel(S32 type)
 
 void LLViewerShaderMgr::setShaders()
 {
-	if (!gPipeline.mInitialized || !sInitialized)
+	//setShaders might be called redundantly by gSavedSettings, so return on reentrance
+	static bool reentrance = false;
+	
+	if (!gPipeline.mInitialized || !sInitialized || reentrance)
 	{
 		return;
 	}
+
+	reentrance = true;
+
 	// Make sure the compiled shader map is cleared before we recompile shaders.
 	mShaderObjects.clear();
 	
@@ -368,17 +368,11 @@ void LLViewerShaderMgr::setShaders()
 		S32 wl_class = 2;
 		S32 water_class = 2;
 		S32 deferred_class = 0;
-		if (!(LLFeatureManager::getInstance()->isFeatureAvailable("WindLightUseAtmosShaders")
-			  && gSavedSettings.getBOOL("WindLightUseAtmosShaders")))
-		{
-			// user has disabled WindLight in their settings, downgrade
-			// windlight shaders to stub versions.
-			wl_class = 1;
-		}
-
-		if (LLPipeline::sRenderDeferred)
+		
+		if (LLFeatureManager::getInstance()->isFeatureAvailable("RenderDeferred") &&
+		    gSavedSettings.getBOOL("RenderDeferred"))
 		{
-			if (gSavedSettings.getBOOL("RenderDeferredShadow"))
+			if (gSavedSettings.getS32("RenderShadowDetail") > 0)
 			{
 				if (gSavedSettings.getBOOL("RenderDeferredGI"))
 				{ //shadows + gi
@@ -393,6 +387,24 @@ void LLViewerShaderMgr::setShaders()
 			{ //no shadows
 				deferred_class = 1;
 			}
+
+			//make sure framebuffer objects are enabled
+			gSavedSettings.setBOOL("RenderUseFBO", TRUE);
+
+			//make sure hardware skinning is enabled
+			gSavedSettings.setBOOL("RenderAvatarVP", TRUE);
+			
+			//make sure atmospheric shaders are enabled
+			gSavedSettings.setBOOL("WindLightUseAtmosShaders", TRUE);
+		}
+
+
+		if (!(LLFeatureManager::getInstance()->isFeatureAvailable("WindLightUseAtmosShaders")
+			  && gSavedSettings.getBOOL("WindLightUseAtmosShaders")))
+		{
+			// user has disabled WindLight in their settings, downgrade
+			// windlight shaders to stub versions.
+			wl_class = 1;
 		}
 
 		if(!gSavedSettings.getBOOL("EnableRippleWater"))
@@ -517,6 +529,8 @@ void LLViewerShaderMgr::setShaders()
 		gViewerWindow->setCursor(UI_CURSOR_ARROW);
 	}
 	gPipeline.createGLBuffers();
+
+	reentrance = false;
 }
 
 void LLViewerShaderMgr::unloadShaders()
@@ -973,10 +987,21 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
 
 	if (success)
 	{
+		std::string fragment;
+
+		if (gSavedSettings.getBOOL("RenderDeferredSSAO"))
+		{
+			fragment = "deferred/sunLightSSAOF.glsl";
+		}
+		else
+		{
+			fragment = "deferred/sunLightF.glsl";
+		}
+
 		gDeferredSunProgram.mName = "Deferred Sun Shader";
 		gDeferredSunProgram.mShaderFiles.clear();
 		gDeferredSunProgram.mShaderFiles.push_back(make_pair("deferred/sunLightV.glsl", GL_VERTEX_SHADER_ARB));
-		gDeferredSunProgram.mShaderFiles.push_back(make_pair("deferred/sunLightF.glsl", GL_FRAGMENT_SHADER_ARB));
+		gDeferredSunProgram.mShaderFiles.push_back(make_pair(fragment, GL_FRAGMENT_SHADER_ARB));
 		gDeferredSunProgram.mShaderLevel = mVertexShaderLevel[SHADER_DEFERRED];
 		success = gDeferredSunProgram.createShader(NULL, NULL);
 	}