Function device_init

tutorials/dynamic_scene/dynamic_scene_device.cpp:115–147

/* called by the C++ code for initialization */
extern "C" void device_init (char* cfg)
{
  TutorialData_Constructor(&data);
  
  /* create scene */
  data.g_scene = g_scene = rtcNewScene(g_device);
  rtcSetSceneFlags(data.g_scene,RTC_SCENE_FLAG_DYNAMIC | RTC_SCENE_FLAG_ROBUST);
  rtcSetSceneBuildQuality(data.g_scene,RTC_BUILD_QUALITY_LOW);

  /* create some triangulated spheres */
  for (int i=0; i<data.numSpheres; i++)
  {
    const float phi = i*2.0f*float(pi)/data.numSpheres;
    const float r = 2.0f*float(pi)/data.numSpheres;
    const Vec3fa p = 2.0f*Vec3fa(sin(phi),0.0f,-cos(phi));
    //RTCBuildQuality quality = i%3 == 0 ? RTC_BUILD_QUALITY_MEDIUM : i%3 == 1 ? RTC_BUILD_QUALITY_REFIT : RTC_BUILD_QUALITY_LOW;
    RTCBuildQuality quality = i%2 ? RTC_BUILD_QUALITY_REFIT : RTC_BUILD_QUALITY_LOW;
    //RTCBuildQuality quality = RTC_BUILD_QUALITY_REFIT;
    int id = createSphere(quality,p,r);
    data.position[id] = Vec3fa(p);
    data.radius[id] = r;
    data.colors[id].x = (i%16+1)/17.0f;
    data.colors[id].y = (i%8+1)/9.0f;
    data.colors[id].z = (i%4+1)/5.0f;
  }

  /* add ground plane to scene */
  int id = addGroundPlane(data.g_scene);
  data.colors[id] = Vec3fa(1.0f,1.0f,1.0f);

  /* commit changes to scene */
  rtcCommitScene (data.g_scene);
}

/* animates the sphere */
void animateSphere (int taskIndex, int threadIndex, Vertex* vertices,