 
 vvRayRend::~vvRayRend()
 {
+  vvDebugMsg::msg(1, "vvRayRend::~vvRayRend()");
+
   bool ok;
   for (int f=0; f<d_volumeArrays.size(); ++f)
   {


bool vvRayRend::allocIbrDepth(const int w, const int h)
{
  bool ok = true;
  vvCuda::checkError(&ok, cudaMalloc(&d_depth, w * h * _depthPrecision/8),
                     "vvRayRend::compositeVolume() - malloc d_depth");

vvRayRend::vvRayRend(vvVolDesc* vd, vvRenderState renderState)
  : vvSoftVR(vd, renderState)
{
  vvDebugMsg::msg(1, "vvRayRend::vvRayRend()");

  glewInit();

  bool ok;
