enable MPR OpenCL for Mac OSX

Demos3/GpuDemos/rigidbody/Bullet2FileDemo.cpp

@@ -16,16 +16,8 @@ Bullet2FileDemo::~Bullet2FileDemo()
 void Bullet2FileDemo::setupScene(const ConstructionInfo& ci)
 {
 	b3Assert(ci.m_instancingRenderer);
-#ifdef __APPLE__
-//MPR doesn't work yet on Apple, so use a simpler test file
-//see bool useMpr at the top of
-//src/Bullet3OpenCL/NarrowphaseCollision/b3ConvexHullContact.cpp 
-
-
-	const char* fileName="data/testFile.bullet";
-#else
+	//const char* fileName="data/testFile.bullet";
 	const char* fileName="data/testFileFracture.bullet";
-#endif
 	FILE* f = 0;
 
 	const char* prefix[]={"./","../","../../","../../../","../../../../"};

src/Bullet3OpenCL/NarrowphaseCollision/b3ConvexHullContact.cpp

@@ -16,11 +16,7 @@ subject to the following restrictions:
 bool findSeparatingAxisOnGpu = true;
 bool splitSearchSepAxisConcave = false;
 bool splitSearchSepAxisConvex = true;
-#ifdef __APPLE__
-bool useMprGpu = false;
-#else
 bool useMprGpu = true;//use mpr for edge-edge  (+contact point) or sat. Needs testing on main OpenCL platforms, before enabling...
-#endif
 bool bvhTraversalKernelGPU = true;
 bool findConcaveSeparatingAxisKernelGPU = true;
 bool clipConcaveFacesAndFindContactsCPU = false;//false;//true;