// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0

#include "../common/tutorial/tutorial_device.isph"

enum UserGeometryType
{
  USER_GEOMETRY_INSTANCE = 0,
  USER_GEOMETRY_SPHERE = 1
};

struct Sphere
{
  ALIGNED_STRUCT_(16)
  UserGeometryType type;
  Vec3f p;                      //!< position of the sphere
  float r;                      //!< radius of the sphere
  RTCGeometry geometry;
  uniform unsigned int geomID;
};

struct Instance
{
  ALIGNED_STRUCT_(16)
  UserGeometryType type;
  RTCGeometry geometry;
  RTCScene object;
  AffineSpace3f local2world;
  AffineSpace3f world2local;
  LinearSpace3f normal2world;
  Vec3f lower;
  Vec3f upper;
};

struct TutorialData
{
  /* scene data */
  RTCScene g_scene;
  RTCScene g_scene0;
  RTCScene g_scene1;
  RTCScene g_scene2;
  uniform Sphere* uniform g_spheres;
  uniform Sphere* uniform g_sphere0;
  uniform Sphere* uniform g_sphere1;
  
  uniform Instance* uniform g_instance[4];
  
  uniform Vec3f* uniform colors;
};

#if __SYCL_COMPILER_VERSION >= 20210801
}
namespace sycl {
  template<> struct is_device_copyable<embree::TutorialData> : std::true_type {};
  template<> struct is_device_copyable<const embree::TutorialData> : std::true_type {};
}
namespace embree {
#endif

inline void TutorialData_Constructor(uniform TutorialData* uniform This)
{
  This->g_scene  = NULL;
  This->g_scene0 = NULL;
  This->g_scene1 = NULL;
  This->g_scene2 = NULL;
  This->g_spheres = NULL;
  This->g_sphere0 = NULL;
  This->g_sphere1 = NULL;
  This->g_instance[0] = NULL;
  This->g_instance[1] = NULL;
  This->g_instance[2] = NULL;
  This->g_instance[3] = NULL;
  This->colors = uniform new uniform Vec3f[5*4];
}

inline void TutorialData_Destructor(uniform TutorialData* uniform This)
{
  rtcReleaseScene (This->g_scene); This->g_scene = NULL;
  rtcReleaseScene (This->g_scene0); This->g_scene0 = NULL;
  rtcReleaseScene (This->g_scene1); This->g_scene1 = NULL;
  rtcReleaseScene (This->g_scene2); This->g_scene2 = NULL;
  rtcReleaseDevice(g_device); g_device = NULL;
  delete[] This->g_spheres; This->g_spheres = NULL;
  delete This->g_sphere0; This->g_sphere0 = NULL;
  delete This->g_sphere1; This->g_sphere1 = NULL;
  delete[] This->colors; This->colors = NULL;
}
