make MayaPlugin work under Mac OSX (intel/x86), build/install:

make -f Makefile.mac
make install -f Makefile.mac

It assumes Maya is installed in the default location, and plugin will install in default /Users/Shared/Autodesk/maya folder.

Extras/MayaPlugin/Makefile.mac

@@ -0,0 +1,79 @@
+#MayaPlugin Makefile
+
+MAYA_LOCATION?=/Applications/Autodesk/maya2008/devkit
+
+## MAYA_LOCATION is the Maya installation directory. It should be already defined in your
+# environment variables. If not, please change it to the appropriate directory
+MAYA=$(MAYA_LOCATION)
+
+## Change this if you want to change the installation directory
+MAYA_PLUG_IN_PATH=/usr/maya-plugins
+
+## Change this if you want to change the name of the final plugin 
+LIBRARY=dynamicaMayaPlugin.bundle
+
+##################################
+
+BULLET=../..
+
+CPP = g++
+LD = ld
+
+CPPFLAGS = -DMAC_PLUGIN -DOSMac_MachO_ -DBits32_ -m32 -DUNIX -D_BOOL -DOSMac_ -DFUNCPROTO -D_GNU_SOURCE  -fPIC \
+		-fno-strict-aliasing -DREQUIRE_IOSTREAM -Wno-deprecated -Wall \
+		-Wno-multichar -Wno-comment -Wno-sign-compare -funsigned-char \
+		-Wno-reorder -fno-gnu-keywords -ftemplate-depth-25 -pthread \
+		-Wno-deprecated -fno-gnu-keywords \
+		-g
+
+LDFLAGS =-bundle -ldl -shared
+
+BULLET_INCLUDE=-I$(BULLET)/src -I$(BULLET)/Extras/GIMPACT/include
+BULLET_LIB=-L$(BULLET)/out/macosxx86/optimize/libs -L$(BULLET)/src \
+                -lGIMPACT -lGIMPACTUtils -lbulletdynamics \
+                 -lbulletmath -lbulletcollision -lbulletopenglsupport
+
+GL_LIB=-framework OpenGL
+
+MAYA_INCLUDE=-I$(MAYA)/include
+MAYA_LIB=-L/Applications/Autodesk/maya2008/Maya.app/Contents/MacOS -lOpenMaya -lFoundation -Wl,-executable_path,/Applications/Autodesk/maya2008/Maya.app/Contents/MacOS  -lOpenMayaUI -lOpenMayaFX -lOpenMaya -lFoundation
+
+SOURCES = pluginMain.cpp rigidBodyNode.cpp rigidBodyArrayNode.cpp collisionShapeNode.cpp \
+	  solver.cpp bt_solver.cpp dSolverNode.cpp dSolverCmd.cpp dRigidBodyCmd.cpp dRigidBodyArrayCmd.cpp \
+	  pdbIO.cpp drawUtils.cpp
+
+HEADERS = box_shape.h             bt_sphere_shape.h         dSolverNode.h         rigid_body_impl.h \
+	box_shape_impl.h        collision_shape.h         mathUtils.h           rigidBodyNode.h \
+	bt_box_shape.h          collision_shape_impl.h    mayaUtils.h           solver.h \
+	bt_collision_shape.h    collisionShapeNode.h      mesh_shape.h          solver_impl.h \
+	bt_convex_hull_shape.h  convex_hull_shape.h       mesh_shape_impl.h     sphere_shape.h \
+	bt_mesh_shape.h         convex_hull_shape_impl.h  plane_shape.h         sphere_shape_impl.h \
+	bt_plane_shape.h        dRigidBodyArrayCmd.h      plane_shape_impl.h \
+	bt_rigid_body.h         dRigidBodyCmd.h           rigidBodyArrayNode.h \
+	bt_solver.h             dSolverCmd.h              rigid_body.h 		pdbIO.h \
+	shared_ptr.h		drawUtils.h
+
+
+INCLUDE_FLAGS= $(GL_INCLUDE) $(BULLET_INCLUDE) $(MAYA_INCLUDE)
+LIB_FLAGS=$(BULLET_LIB) $(MAYA_LIB) $(GL_LIB)
+
+OBJECTS=$(SOURCES:.cpp=.o)
+
+all: $(SOURCES) $(LIBRARY)
+
+.cpp.o: $(SOURCES) $(HEADERS)
+	$(CPP) -c $< $(CPPFLAGS) $(INCLUDE_FLAGS) -o $@ 
+
+$(OBJECTS): $(HEADERS)
+
+$(LIBRARY): $(OBJECTS) 
+	$(CPP) $(OBJECTS) $(LDFLAGS) $(LIB_FLAGS) -o $@
+
+install: $(LIBRARY)
+	cp -f $(LIBRARY) /Users/Shared/Autodesk/maya/plug-ins
+	cp -f scripts/*.mel /Users/Shared/Autodesk/maya/scripts
+	cp -f icons/*.xpm /Users/Shared/Autodesk/maya/icons
+
+clean:
+	rm -f *.o *.bundle
+

Extras/MayaPlugin/bt_sphere_shape.h

@@ -25,7 +25,18 @@ Written by: Nicola Candussi <nicola@fluidinteractive.com>
 #ifndef DYN_BT_SPHERE_SHAPE_H
 #define DYN_BT_SPHERE_SHAPE_H
 
+#ifdef WIN32//for glut.h
+#include <windows.h>
+#endif
+
+//think different
+#if defined(__APPLE__) && !defined (VMDMESA)
+#include <OpenGL/gl.h>
+#include <OpenGL/glu.h>
+#else
 #include <GL/gl.h>
+#endif
+
 
 #include "sphere_shape_impl.h"
 #include "bt_collision_shape.h"

Extras/MayaPlugin/drawUtils.cpp

@@ -22,8 +22,20 @@ Written by: Nicola Candussi <nicola@fluidinteractive.com>
 
 //drawUtils.cpp
 
+#ifdef WIN32//for glut.h
+#include <windows.h>
+#endif
+
+//think different
+#if defined(__APPLE__) && !defined (VMDMESA)
+#include <OpenGL/gl.h>
+#include <OpenGL/glu.h>
+#include <GLUT/glut.h>
+#else
 #include <GL/gl.h>
 #include <GL/glu.h>
+#endif
+
 
 void wire_cube()
 {