report when compound pair capacity is exceeded (and avoid crash)

add tetrahedron, reorganized demos

Demos3/GpuDemos/rigidbody/ConcaveScene.cpp

@@ -680,7 +680,7 @@ b3Vector3 childPositions[3] = {
 			{
 				float mass = 1;//j==0? 0.f : 1.f;
 
-				b3Vector3 position(i*ci.gapX,50+j*ci.gapY,k*ci.gapZ);
+				b3Vector3 position((-ci.arraySizeX/2+i)*ci.gapX,50+j*ci.gapY,(-ci.arraySizeZ/2+k)*ci.gapZ);
 				//b3Quaternion orn(0,0,0,1);
 				b3Quaternion orn(b3Vector3(1,0,0),0.7);
 				

Demos3/GpuDemos/rigidbody/ConcaveScene.h

@@ -12,7 +12,7 @@ public:
 	virtual ~ConcaveScene(){}
 	virtual const char* getName()
 	{
-		return "GRBConcave";
+		return "BoxTrimesh";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -38,7 +38,7 @@ public:
 	virtual ~ConcaveSphereScene(){}
 	virtual const char* getName()
 	{
-		return "ConcaveSphere";
+		return "SphereTrimesh";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -62,7 +62,7 @@ public:
 	virtual ~ConcaveCompoundScene(){}
 	virtual const char* getName()
 	{
-		return "GRBConcaveCompound";
+		return "CompoundConcave";
 	}
 
 	static GpuDemo* MyCreateFunc()

Demos3/GpuDemos/rigidbody/GpuCompoundScene.h

@@ -11,7 +11,7 @@ public:
 	virtual ~GpuCompoundScene(){}
 	virtual const char* getName()
 	{
-		return "GpuCompound";
+		return "CompoundOnSphere";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -35,7 +35,7 @@ public:
 	virtual ~GpuCompoundPlaneScene(){}
 	virtual const char* getName()
 	{
-		return "GpuCompoundPlane";
+		return "CompoundOnPlane";
 	}
 
 	static GpuDemo* MyCreateFunc()

Demos3/GpuDemos/rigidbody/GpuConvexScene.h

@@ -20,7 +20,7 @@ public:
 	virtual ~GpuConvexScene(){}
 	virtual const char* getName()
 	{
-		return "GRBConvex";
+		return "Tetrahedra";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -50,7 +50,7 @@ public:
 	virtual ~GpuConvexPlaneScene(){}
 	virtual const char* getName()
 	{
-		return "GRBConvexPlane";
+		return "ConvexOnPlane";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -72,7 +72,7 @@ public:
 	virtual ~GpuBoxPlaneScene(){}
 	virtual const char* getName()
 	{
-		return "GRBBoxPlane";
+		return "BoxPlane";
 	}
 
 	static GpuDemo* MyCreateFunc()
@@ -97,7 +97,7 @@ void createFromTetGenData(const char* ele,
 public:
 	virtual const char* getName()
 	{
-		return "GpuTetraScene";
+		return "TetraBreakable";
 	}
 
 	static GpuDemo* MyCreateFunc()

Demos3/GpuDemos/rigidbody/GpuSphereScene.h

@@ -11,7 +11,7 @@ public:
 	virtual ~GpuSphereScene(){}
 	virtual const char* getName()
 	{
-		return "GRBSphere";
+		return "BoxOnSphere";
 	}
 
 	static GpuDemo* MyCreateFunc()