Add SwiftShader source to repo
Oct 6 code drop from Transgaming
Review URL: https://chromereviews.googleplex.com/3846015
diff --git a/src/Main/Config.cpp b/src/Main/Config.cpp
new file mode 100644
index 0000000..4d0a4cf
--- /dev/null
+++ b/src/Main/Config.cpp
@@ -0,0 +1,74 @@
+// SwiftShader Software Renderer
+//
+// Copyright(c) 2005-2011 TransGaming Inc.
+//
+// All rights reserved. No part of this software may be copied, distributed, transmitted,
+// transcribed, stored in a retrieval system, translated into any human or computer
+// language by any means, or disclosed to third parties without the explicit written
+// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
+// or implied, including but not limited to any patent rights, are granted to you.
+//
+
+#include "Config.hpp"
+
+#include "Thread.hpp"
+#include "Timer.hpp"
+
+#if PERF_PROFILE
+Profiler profiler;
+
+Profiler::Profiler()
+{
+ reset();
+}
+
+void Profiler::reset()
+{
+ framesSec = 0;
+ framesTotal = 0;
+ FPS = 0;
+
+ for(int i = 0; i < PERF_TIMERS; i++)
+ {
+ cycles[i] = 0;
+ }
+
+ ropOperations = 0;
+ ropOperationsTotal = 0;
+ ropOperationsFrame = 0;
+
+ texOperations = 0;
+ texOperationsTotal = 0;
+ texOperationsFrame = 0;
+
+ compressedTex = 0;
+ compressedTexTotal = 0;
+ compressedTexFrame = 0;
+};
+
+void Profiler::nextFrame()
+{
+ ropOperationsFrame = sw::atomicExchange(&ropOperations, 0);
+ texOperationsFrame = sw::atomicExchange(&texOperations, 0);
+ compressedTexFrame = sw::atomicExchange(&compressedTex, 0);
+
+ ropOperationsTotal += ropOperationsFrame;
+ texOperationsTotal += texOperationsFrame;
+ compressedTexTotal += compressedTexFrame;
+
+ static double fpsTime = sw::Timer::seconds();
+
+ double time = sw::Timer::seconds();
+ double delta = time - fpsTime;
+ framesSec++;
+
+ if(delta > 1.0)
+ {
+ FPS = framesSec / delta;
+
+ fpsTime = time;
+ framesTotal += framesSec;
+ framesSec = 0;
+ }
+}
+#endif
\ No newline at end of file
