Method startNewOSPRayFrame

modules/mpi/tutorials/GLFWDistribOSPRayWindow.cpp:364–400

}

void GLFWDistribOSPRayWindow::startNewOSPRayFrame()
{
  bool fbNeedsClear = false;
  auto handles = objectsToCommit.consume();
  if (!handles.empty()) {
    for (auto &h : handles)
      ospCommit(h);

    fbNeedsClear = true;
  }

  if (windowState.fbSizeChanged) {
    windowState.fbSizeChanged = false;
    windowSize = windowState.windowSize;

    framebuffer = cpp::FrameBuffer(
        windowSize.x, windowSize.y, OSP_FB_SRGBA, OSP_FB_COLOR | OSP_FB_ACCUM);
    camera.setParam("aspect", windowSize.x / float(windowSize.y));
    camera.commit();
    fbNeedsClear = true;
  }
  if (windowState.cameraChanged) {
    windowState.cameraChanged = false;
    camera.setParam("aspect", windowSize.x / float(windowSize.y));
    camera.setParam("position", windowState.eyePos);
    camera.setParam("direction", windowState.lookDir);
    camera.setParam("up", windowState.upDir);
    camera.commit();
    fbNeedsClear = true;
  }

  if (fbNeedsClear) {
    resetAccumulation();
  }

  currentFrame = framebuffer.renderFrame(renderer, camera, world);
}

void GLFWDistribOSPRayWindow::waitOnOSPRayFrame()
{