Function device_init

tutorials/instanced_geometry/instanced_geometry_device.cpp:105–166

/* 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);
  rtcSetSceneBuildQuality(data.g_scene,RTC_BUILD_QUALITY_LOW);
  rtcSetSceneFlags(data.g_scene,RTC_SCENE_FLAG_DYNAMIC);

  /* create scene with 4 triangulated spheres */
  data.g_scene1 = rtcNewScene(g_device);
  createTriangulatedSphere(data.g_scene1,Vec3fa( 0, 0,+1),0.5f);
  createTriangulatedSphere(data.g_scene1,Vec3fa(+1, 0, 0),0.5f);
  createTriangulatedSphere(data.g_scene1,Vec3fa( 0, 0,-1),0.5f);
  createTriangulatedSphere(data.g_scene1,Vec3fa(-1, 0, 0),0.5f);
  rtcCommitScene (data.g_scene1);

  /* instantiate geometry */
  g_instance0 = rtcNewGeometry (g_device, RTC_GEOMETRY_TYPE_INSTANCE);
  rtcSetGeometryMask(g_instance0, 0x80); // test high instance mask bits
  rtcSetGeometryInstancedScene(g_instance0,data.g_scene1);
  rtcSetGeometryTimeStepCount(g_instance0,1);
  g_instance1 = rtcNewGeometry (g_device, RTC_GEOMETRY_TYPE_INSTANCE);
  rtcSetGeometryInstancedScene(g_instance1,data.g_scene1);
  rtcSetGeometryTimeStepCount(g_instance1,1);
  g_instance2 = rtcNewGeometry (g_device, RTC_GEOMETRY_TYPE_INSTANCE);
  rtcSetGeometryInstancedScene(g_instance2,data.g_scene1);
  rtcSetGeometryTimeStepCount(g_instance2,1);
  g_instance3 = rtcNewGeometry (g_device, RTC_GEOMETRY_TYPE_INSTANCE);
  rtcSetGeometryInstancedScene(g_instance3,data.g_scene1);
  rtcSetGeometryTimeStepCount(g_instance3,1);
  rtcAttachGeometry(data.g_scene,g_instance0);
  rtcAttachGeometry(data.g_scene,g_instance1);
  rtcAttachGeometry(data.g_scene,g_instance2);
  rtcAttachGeometry(data.g_scene,g_instance3);
  rtcReleaseGeometry(g_instance0);
  rtcReleaseGeometry(g_instance1);
  rtcReleaseGeometry(g_instance2);
  rtcReleaseGeometry(g_instance3);
  createGroundPlane(data.g_scene);

  /* set all colors */
  data.colors[4*0+0] = Vec3fa(0.25f, 0.f, 0.f);
  data.colors[4*0+1] = Vec3fa(0.50f, 0.f, 0.f);
  data.colors[4*0+2] = Vec3fa(0.75f, 0.f, 0.f);
  data.colors[4*0+3] = Vec3fa(1.00f, 0.f, 0.f);

  data.colors[4*1+0] = Vec3fa(0.f, 0.25f, 0.f);
  data.colors[4*1+1] = Vec3fa(0.f, 0.50f, 0.f);
  data.colors[4*1+2] = Vec3fa(0.f, 0.75f, 0.f);
  data.colors[4*1+3] = Vec3fa(0.f, 1.00f, 0.f);

  data.colors[4*2+0] = Vec3fa(0.f, 0.f, 0.25f);
  data.colors[4*2+1] = Vec3fa(0.f, 0.f, 0.50f);
  data.colors[4*2+2] = Vec3fa(0.f, 0.f, 0.75f);
  data.colors[4*2+3] = Vec3fa(0.f, 0.f, 1.00f);

  data.colors[4*3+0] = Vec3fa(0.25f, 0.25f, 0.f);