message: DoF support in sg (expose apertureRadius and focusDistance)
diff: @@ -24,7 +24,6 @@ namespace ospray {
  {
  createChild("pos", "vec3f", vec3f(0, -1, 0));
  createChild("dir", "vec3f", vec3f(0, 0, 0),
  - NodeFlags::required | NodeFlags::valid_min_max |
  NodeFlags::required | NodeFlags::valid_min_max |
  NodeFlags::gui_slider).setMinMax(vec3f(-1), vec3f(1));
  createChild("up", "vec3f", vec3f(0, 0, 1),NodeFlags::required);
  @@ -32,9 +31,12 @@ namespace ospray {
  NodeFlags::required |
  NodeFlags::valid_min_max).setMinMax(1e-31f, 1e31f);
  createChild("fovy", "float", 60.f,
  - NodeFlags::required | NodeFlags::valid_min_max |
  NodeFlags::required | NodeFlags::valid_min_max |
  NodeFlags::gui_slider).setMinMax(.1f, 360.f);
  + createChild("apertureRadius", "float", 0.f,
  + NodeFlags::valid_min_max).setMinMax(0.f, 1e31f);
  + createChild("focusDistance", "float", 1.f,
  + NodeFlags::valid_min_max).setMinMax(0.f, 1e31f);
  }
  void PerspectiveCamera::postCommit(RenderContext &ctx)
  