get SequentialThreadSupport to compile on the Mac

Demos/OpenGL/DemoApplication.cpp

@@ -260,7 +260,7 @@ void DemoApplication::keyboardCallback(unsigned char key, int x, int y)
 		//return from glutMainLoop(), detect memory leaks etc.
 		glutLeaveMainLoop();
 #else
-		exit();
+		exit(0);
 #endif
 		break;
 

Extras/BulletMultiThreaded/SpuFakeDma.cpp

@@ -4,26 +4,31 @@
 //Disabling memcpy sometimes helps debugging DMA
 
 #define USE_MEMCPY 1
+#ifdef USE_MEMCPY
+
+#endif
+
 
 void*	cellDmaLargeGetReadOnly(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
 {
-#if defined (WIN32) || defined (__PPU__)
-	return (void*)(uint32_t)ea;
-#else
+
+#if defined (__CELLOS_LV2__) || defined (USE_LIBSPE2)
 	cellDmaLargeGet(ls,ea,size,tag,tid,rid);
 	return ls;
-#endif //WIN32
+#else
+	return (void*)(uint32_t)ea;
+#endif
 }
 
 
 void*	cellDmaGetReadOnly(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
 {
-#if defined (WIN32) || defined (__PPU__)
-	return (void*)(uint32_t)ea;
-#else
+#if defined (__CELLOS_LV2__) || defined (USE_LIBSPE2)
 	cellDmaGet(ls,ea,size,tag,tid,rid);
 	return ls;
-#endif //WIN32
+#else
+	return (void*)(uint32_t)ea;
+#endif
 }
 
 
@@ -43,8 +48,10 @@ int stallingUnalignedDmaSmallGet(void *ls, uint64_t ea, uint32_t size)
 	///make sure last 4 bits are the same, for cellDmaSmallGet
 	uint32_t last4BitsOffset = ea & 0x0f;
 	char* tmpTarget = tmpBuffer + last4BitsOffset;
-#ifdef WIN32
-
+#if defined (__CELLOS_LV2__) || defined (USE_LIBSPE2)
+	mfc_get(tmpTarget,ea,size,DMA_TAG(1),0,0);
+#else
+	//copy into final destination
 #ifdef USE_MEMCPY
 		memcpy(tmpTarget,mainMem,size);
 #else
@@ -53,10 +60,8 @@ int stallingUnalignedDmaSmallGet(void *ls, uint64_t ea, uint32_t size)
 			tmpTarget[i] = mainMem[i];
 		}
 #endif //USE_MEMCPY
-#else
-	mfc_get(tmpTarget,ea,size,DMA_TAG(1),0,0);
-	//copy into final destination
-#endif //WIN32
+
+#endif
 
 	cellDmaWaitTagStatusAll(DMA_MASK(1));
 
@@ -69,8 +74,8 @@ int stallingUnalignedDmaSmallGet(void *ls, uint64_t ea, uint32_t size)
 	return 0;
 }
 
-
-#ifdef WIN32
+#if defined (__CELLOS_LV2__) || defined (USE_LIBSPE2)
+#else
 
 int	cellDmaLargeGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
 {
@@ -126,4 +131,4 @@ void	cellDmaWaitTagStatusAll(int ignore)
 
 }
 
-#endif //WIN32
+#endif

Extras/BulletMultiThreaded/SpuFakeDma.h

@@ -15,23 +15,6 @@
 #define DMA_TAG(xfer) (xfer + 1)
 #define DMA_MASK(xfer) (1 << DMA_TAG(xfer))
 
-
-#else
-#ifdef WIN32
-
-#define DMA_TAG(a) (a)
-#define DMA_MASK(a) (a)
-
-
-		/// cellDmaLargeGet Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
-		int	cellDmaLargeGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
-		int	cellDmaGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
-		/// cellDmaLargePut Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
-		int cellDmaLargePut(const void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
-		/// cellDmaWaitTagStatusAll Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
-		void	cellDmaWaitTagStatusAll(int ignore);
-
-
 #elif defined(USE_LIBSPE2)
 
 #define DMA_TAG(xfer) (xfer + 1)
@@ -109,9 +92,21 @@
 		
 		
 		
+#else
+//Simulate DMA using memcpy or direct access on non-CELL platforms that don't have DMAs and SPUs (Win32, Mac, Linux etc)
+//Potential to add networked simulation using this interface
 
+#define DMA_TAG(a) (a)
+#define DMA_MASK(a) (a)
+
+		/// cellDmaLargeGet Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
+		int	cellDmaLargeGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
+		int	cellDmaGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
+		/// cellDmaLargePut Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
+		int cellDmaLargePut(const void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid);
+		/// cellDmaWaitTagStatusAll Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy)
+		void	cellDmaWaitTagStatusAll(int ignore);
 
-#endif // WIN32
 
 #endif //__CELLOS_LV2__
 

Extras/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuGatheringCollisionTask.cpp

@@ -85,7 +85,8 @@ int g_CacheHits=0;
 #include <LibSN_SPU.h>
 #endif //USE_SN_TUNER
 
-#ifdef WIN32
+#if defined (__CELLOS_LV2__) || defined (USE_LIBSPE2)
+#else
 #define IGNORE_ALIGNMENT 1
 #define spu_printf printf
 #include <stdio.h>

Extras/BulletMultiThreaded/SpuSync.h

@@ -106,6 +106,34 @@ private:
 	ATTRIBUTE_ALIGNED128(uint32_t		atomic_buf[32]);
 };
 
+#else
+//create a dummy implementation (without any locking) useful for serial processing
+class btSpinlock
+{
+public:
+	typedef int  SpinVariable;
+
+	btSpinlock (SpinVariable* var)
+		: spinVariable (var)
+	{}
+
+	void Init ()
+	{
+	}
+
+	void Lock ()
+	{
+	}
+
+	void Unlock ()
+	{
+	}
+
+private:
+	SpinVariable* spinVariable;
+};
+
+
 #endif
 
 

Extras/Jamfile

@@ -5,7 +5,7 @@ SubInclude TOP Extras COLLADA_DOM ;
 SubInclude TOP Extras glui ;
 SubInclude TOP Extras LibXML ;
 SubInclude TOP Extras BulletColladaConverter ;
-#SubInclude TOP Extras BulletMultiThreaded ;
+SubInclude TOP Extras BulletMultiThreaded ;
 #SubInclude TOP Extras EPA ;
 #SubInclude TOP Extras ExtraSolid35 ;
 SubInclude TOP Extras quickstep ;

src/LinearMath/btScalar.h

@@ -111,6 +111,8 @@ inline int	btGetVersion()
 		#define btAssert assert
 		//btFullAssert is optional, slows down a lot
 		#define btFullAssert(x)
+		#define btLikely(_c)  _c
+		#define btUnlikely(_c) _c
 
 
 #endif // LIBSPE2