text: #include "../launchParamsGlobal.h"
  #include  "../util.h"
  
  struct GlobalParams{
      float4 lightDir;
  	cudaTextureObject_t texture;
  } ;
  
  struct LaunchParams
  {
      Frame frame;
      Camera camera;
      OptixTraversableHandle traversable;
  
      GlobalParams *global;
  };
  