- added ability to check if compiler supports SSE and if not fallback to X87 for streflop.

- added ability for clients to specify gamma override value for drivers which support it

source/shared_lib/sources/graphics/context.cpp

@@ -25,7 +25,7 @@ Context::Context() {
 	stencilBits= 0;
 	hardware_acceleration=0;
 	fullscreen_anti_aliasing=0;
-
+	gammaValue=0;
 }
 
 }}//end namespace

source/shared_lib/sources/graphics/gl/context_gl.cpp

@@ -32,7 +32,10 @@ ContextGl::ContextGl() : Context() {
 }
 
 void ContextGl::init() {
-	pcgl.init(colorBits, depthBits, stencilBits, (hardware_acceleration != 0), (fullscreen_anti_aliasing  != 0));
+
+	pcgl.init(colorBits, depthBits, stencilBits,
+			  (hardware_acceleration != 0), (fullscreen_anti_aliasing  != 0),
+			  gammaValue);
 }
 
 ContextGl::~ContextGl() {