Added support for IBM CELL SDK (Playstation 3 Linux, CellBlade) SPU Libspe2 compilation/linking. It runs but gives a bus-error, so some DMA alignment issue is still there.

This is interesting, because the same code runs fine on Playstation 3 with the Game SDK.

Demos/CcdPhysicsDemo/CcdPhysicsDemo.cpp

@@ -43,10 +43,20 @@ subject to the following restrictions:
 
 #ifdef USE_PARALLEL_DISPATCHER
 #include "../../Extras/BulletMultiThreaded/SpuGatheringCollisionDispatcher.h"
+#ifdef WIN32
 #include "../../Extras/BulletMultiThreaded/Win32ThreadSupport.h"
 #include "../../Extras/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuGatheringCollisionTask.h"
+#endif //WIN32
+
+#ifdef USE_LIBSPE2
+#include "../../Extras/BulletMultiThreaded/SpuLibspe2Support.h"
+#endif //USE_LIBSPE2
+
+#ifdef USE_PARALLEL_SOLVER
 #include "../../Extras/BulletMultiThreaded/SpuParallelSolver.h"
 #include "../../Extras/BulletMultiThreaded/SpuSolverTask/SpuParallellSolverTask.h"
+#endif //USE_PARALLEL_SOLVER
+
 #endif//USE_PARALLEL_DISPATCHER
 
 
@@ -369,20 +379,39 @@ void	CcdPhysicsDemo::initPhysics()
 	btDefaultCollisionConfiguration* collisionConfiguration = new btDefaultCollisionConfiguration();
 	
 #ifdef USE_PARALLEL_DISPATCHER
+int maxNumOutstandingTasks = 4;
 
 #ifdef USE_WIN32_THREADING
 
-int maxNumOutstandingTasks = 4;//number of maximum outstanding tasks
 	Win32ThreadSupport* threadSupportCollision = new Win32ThreadSupport(Win32ThreadSupport::Win32ThreadConstructionInfo(
 								"collision",
 								processCollisionTask,
 								createCollisionLocalStoreMemory,
 								maxNumOutstandingTasks));
 #else
-///todo other platform threading
+
+#ifdef USE_LIBSPE2
+
+   spe_program_handle_t * program_handle;
+#ifndef USE_CESOF
+                        program_handle = spe_image_open ("./spuCollision.elf");
+                        if (program_handle == NULL)
+                    {
+                                perror( "SPU OPEN IMAGE ERROR\n");
+                    }
+                        else
+                        {
+                                printf( "IMAGE OPENED\n");
+                        }
+#else
+                        extern spe_program_handle_t spu_program;
+                        program_handle = &spu_program;
+#endif
+        SpuLibspe2Support* threadSupportCollision  = new SpuLibspe2Support( program_handle, maxNumOutstandingTasks);
+#endif //USE_LIBSPE2
+
 ///Playstation 3 SPU (SPURS)  version is available through PS3 Devnet
-///Libspe2 SPU support will be available soon
+/// For Unix/Mac someone could implement a pthreads version of btThreadSupportInterface?
-///pthreads version
 ///you can hook it up to your custom task scheduler by deriving from btThreadSupportInterface
 #endif
 

Demos/CcdPhysicsDemo/ibmsdk/Makefile

@@ -26,17 +26,21 @@ PROGRAM_ppu	:= CcdPhysicsDemo
 ######################################################################
 OBJS		= CcdPhysicsDemo.o
 
+CELL_TOP ?= /opt/ibm/cell-sdk/prototype
+
 ########################################################################
 #                       Libraries, Include paths,  Defines
 ########################################################################
-INCLUDE		=				\
+INCLUDE		=	-DUSE_LIBSPE2				\
+			-I$(CELL_TOP)/sysroot/usr/include	\
 			-I../			\
 			-I$(ROOT)/src		\
 			-I$(ROOT)/Demos/OpenGL	\
 			-I$(HOSTINC)
-SYS_LIBS	:= -lglut -lGLU -lGL -lm -lXext -lXmu -lX11
+SYS_LIBS	:= -lspe2  -lglut -lGLU -lGL -lm -lXext -lXmu -lX11
 
-IMPORTS		= 	$(ROOT)/lib/ibmsdk/bulletopenglsupport.a			\
+IMPORTS		= 	$(ROOT)/lib/ibmsdk/bulletmultithreaded.a		\
+			$(ROOT)/lib/ibmsdk/bulletopenglsupport.a		\
 			$(ROOT)/lib/ibmsdk/bulletdynamics.a 	\
 			$(ROOT)/lib/ibmsdk/bulletcollision.a	\
 			$(ROOT)/lib/ibmsdk/bulletmath.a	
@@ -50,7 +54,6 @@ INSTALL_FILES   = $(PROGRAM_ppu)
 #                       make.footer
 ########################################################################
 
-CELL_TOP ?= /opt/ibm/cell-sdk/prototype
 
 include $(CELL_TOP)/make.footer