Function buildScene1

apps/ospTutorial/ospTutorialAsync.c:181–304

}

void buildScene1(OSPCamera *camera,
    OSPWorld *world,
    OSPRenderer *renderer,
    OSPFrameBuffer *framebuffer,
    vec2i imgSize)
{
  // camera
  float cam_pos[] = {0.f, 0.f, 0.f};
  float cam_up[] = {0.f, 1.f, 0.f};
  float cam_view[] = {0.1f, 0.f, 1.f};

  // triangle mesh data
  static float vertex[] = {-1.0f,
      -1.0f,
      3.0f,
      -1.0f,
      1.0f,
      3.0f,
      1.0f,
      -1.0f,
      3.0f,
      0.1f,
      0.1f,
      0.3f};
  static float color[] = {0.9f,
      0.5f,
      0.5f,
      1.0f,
      0.8f,
      0.8f,
      0.8f,
      1.0f,
      0.8f,
      0.8f,
      0.8f,
      1.0f,
      0.5f,
      0.9f,
      0.5f,
      1.0f};
  static int32_t index[] = {0, 1, 2, 1, 2, 3};

  // create and setup camera
  *camera = ospNewCamera("perspective");
  ospSetFloat(*camera, "aspect", imgSize.x / (float)imgSize.y);
  ospSetParam(*camera, "pos", OSP_VEC3F, cam_pos);
  ospSetParam(*camera, "dir", OSP_VEC3F, cam_view);
  ospSetParam(*camera, "up", OSP_VEC3F, cam_up);
  ospCommit(*camera); // commit each object to indicate modifications are done

  // create and setup model and mesh
  OSPGeometry mesh = ospNewGeometry("mesh");
  OSPData data = ospNewSharedData1D(vertex, OSP_VEC3F, 4);
  ospCommit(data);
  ospSetObject(mesh, "vertex.position", data);
  ospRelease(data); // we are done using this handle

  data = ospNewSharedData1D(color, OSP_VEC4F, 4);