Merging last four months of development

1 files changed, 16 insertions, 0 deletions

diff --git a/indra/newview/llfeaturemanager.cpp b/indra/newview/llfeaturemanager.cpp
index 2b39b771e7..ddb9d3bc43 100644..100755
--- a/indra/newview/llfeaturemanager.cpp
+++ b/indra/newview/llfeaturemanager.cpp
@@ -479,6 +479,7 @@ void LLFeatureManager::parseGPUTable(std::string filename)
 			mGPUString = label;
 			mGPUClass = (EGPUClass) strtol(cls.c_str(), NULL, 10);
 			mGPUSupported = (BOOL) strtol(supported.c_str(), NULL, 10);
+			sscanf(expected_gl_version.c_str(), "%f", &mExpectedGLVersion);
 		}
 	}
 #if LL_EXPORT_GPU_TABLE
@@ -704,6 +705,20 @@ void LLFeatureManager::setGraphicsLevel(S32 level, bool skipFeatures)
 	switch (level)
 	{
 		case 0:
+#if LL_DARWIN
+			// This Mac-specific change is to insure that we force 'Basic Shaders' for all Mac
+			// systems which support them instead of falling back to fixed-function unnecessarily
+			// MAINT-2157
+			//
+			if (gGLManager.mGLVersion < 2.1f)
+			{
+				maskFeatures("LowFixedFunction");			
+			}
+			else
+			{ //same as low, but with "Basic Shaders" enabled
+				maskFeatures("Low");
+			}
+#else
 			if (gGLManager.mGLVersion < 3.f || gGLManager.mIsIntel)
 			{ //only use fixed function by default if GL version < 3.0 or this is an intel graphics chip
 				maskFeatures("LowFixedFunction");			
@@ -712,6 +727,7 @@ void LLFeatureManager::setGraphicsLevel(S32 level, bool skipFeatures)
 			{ //same as low, but with "Basic Shaders" enabled
 				maskFeatures("Low");
 			}
+#endif
 			break;
 		case 1:
 			maskFeatures("LowMid");