diff --git a/examples/OpenGLWindow/SimpleOpenGL3App.cpp b/examples/OpenGLWindow/SimpleOpenGL3App.cpp
index 3f97826e4..8fa8ad554 100644
--- a/examples/OpenGLWindow/SimpleOpenGL3App.cpp
+++ b/examples/OpenGLWindow/SimpleOpenGL3App.cpp
@@ -295,7 +295,7 @@ static void printGLString(const char *name, GLenum s) {
 bool sOpenGLVerbose = true;
 
 
-SimpleOpenGL3App::SimpleOpenGL3App(	const char* title, int width,int height, bool allowRetina)
+SimpleOpenGL3App::SimpleOpenGL3App(const char* title, int width, int height, bool allowRetina, int maxNumObjectCapacity, int maxShapeCapacityInBytes)
 {
 	gApp = this;
 
@@ -369,7 +369,7 @@ SimpleOpenGL3App::SimpleOpenGL3App(	const char* title, int width,int height, boo
     
     b3Assert(glGetError() ==GL_NO_ERROR);
 
-	m_instancingRenderer = new GLInstancingRenderer(128*1024,128*1024*1024);
+	m_instancingRenderer = new GLInstancingRenderer(maxNumObjectCapacity, maxShapeCapacityInBytes);
 
     m_primRenderer = new GLPrimitiveRenderer(width,height);
     
diff --git a/examples/OpenGLWindow/SimpleOpenGL3App.h b/examples/OpenGLWindow/SimpleOpenGL3App.h
index 9a1621350..be7e943e0 100644
--- a/examples/OpenGLWindow/SimpleOpenGL3App.h
+++ b/examples/OpenGLWindow/SimpleOpenGL3App.h
@@ -16,7 +16,8 @@ struct SimpleOpenGL3App : public CommonGraphicsApp
 	class GLInstancingRenderer* m_instancingRenderer;
 	virtual void setBackgroundColor(float red, float green, float blue);
 
-	SimpleOpenGL3App(const char* title, int width,int height, bool allowRetina=true);
+	SimpleOpenGL3App(const char* title, int width,int height, bool allowRetina=true, int maxNumObjectCapacity = 128 * 1024, int maxShapeCapacityInBytes = 128 * 1024 * 1024);
+
 	virtual ~SimpleOpenGL3App();
 
 	virtual int	registerCubeShape(float halfExtentsX=1.f,float halfExtentsY=1.f, float halfExtentsZ = 1.f, int textureIndex = -1,  float textureScaling = 1);
diff --git a/examples/StandaloneMain/hellovr_opengl_main.cpp b/examples/StandaloneMain/hellovr_opengl_main.cpp
index c3edbcdf8..f1e72ea24 100644
--- a/examples/StandaloneMain/hellovr_opengl_main.cpp
+++ b/examples/StandaloneMain/hellovr_opengl_main.cpp
@@ -28,9 +28,12 @@
 
 #include "LinearMath/btIDebugDraw.h"
 int gSharedMemoryKey = -1;
-int  gDebugDrawFlags = 0;
-bool gDisplayDistortion = false;
-bool gDisableDesktopGL = false;
+static int  gDebugDrawFlags = 0;
+static bool gDisplayDistortion = false;
+static bool gDisableDesktopGL = false;
+
+static int maxNumObjectCapacity = 128 * 1024;
+static int maxShapeCapacityInBytes = 128 * 1024 * 1024;
 
 
 #include <stdio.h>
@@ -477,7 +480,8 @@ bool CMainApplication::BInit()
 		SDL_GL_SetAttribute( SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG );
 
 	*/
-	m_app = new SimpleOpenGL3App("SimpleOpenGL3App",m_nWindowWidth,m_nWindowHeight,true);
+	
+	m_app = new SimpleOpenGL3App("SimpleOpenGL3App",m_nWindowWidth,m_nWindowHeight,true, maxNumObjectCapacity, maxShapeCapacityInBytes);
 
 	
 	sGuiPtr = new OpenGLGuiHelper(m_app,false);
@@ -2354,7 +2358,10 @@ int main(int argc, char *argv[])
 		b3ChromeUtilsEnableProfiling();
 	}
 
-	
+	args.GetCmdLineArgument("max_num_object_capacity", maxNumObjectCapacity);
+	args.GetCmdLineArgument("max_shape_capacity_in_bytes", maxShapeCapacityInBytes);
+	args.GetCmdLineArgument("shared_memory_key", gSharedMemoryKey);
+
 #ifdef BT_USE_CUSTOM_PROFILER
 	b3SetCustomEnterProfileZoneFunc(dcEnter);
 	b3SetCustomLeaveProfileZoneFunc(dcLeave);