message: fix project point depth computation
diff: @@ -109,15 +109,17 @@ namespace ospray {
  const vec3f r = normalize(p - pos);
  const float denom = dot(-r, -dir);
  if (denom == 0.0) {
  - return ProjectedPoint(vec3f(-1), -1);
  + return ProjectedPoint(vec3f(-1, -1,
  + std::numeric_limits<float>::infinity()), -1);
  }
  const float t = 1.0 / denom;
  const vec3f screenDir = r * t - dir_00;
  const vec2f sp = vec2f(dot(screenDir, normalize(dir_du)),
  dot(screenDir, normalize(dir_dv))) / imgPlaneSize;
  + const float depth = length(p - pos);
  // TODO: Depth of field radius
  - return ProjectedPoint(vec3f(sp.x, sp.y, t), 0);
  + return ProjectedPoint(vec3f(sp.x, sp.y, depth), 0);
  }
  OSP_REGISTER_CAMERA(PerspectiveCamera,perspective);
  