text: #include "CameraUtil.h"
  #include <math.h>
  #include <MyVulkanManager.h>
  #include "MatrixState3D.h"
  #include "HelpFunction.h"
  #include "LightManager.h"
  float CameraUtil::degree=0;
  float CameraUtil::yj=0;
  float CameraUtil::camera9Para[9];
  void CameraUtil::calCamera()
  {
      float cx=(float) sin(toRadians(MyVulkanManager::lAngle))*CAMERA_R;
      float cz=(float) cos(toRadians(MyVulkanManager::lAngle))*CAMERA_R;
      LightManager::setLightPosition(cx,50,cz);
      camera9Para[0]=cx;
      camera9Para[1]=10;
      camera9Para[2]=cz;
      camera9Para[3]=0;
      camera9Para[4]=0;
      camera9Para[5]=0;
      camera9Para[6] = 0;
      camera9Para[7] = 1;
      camera9Para[8] = 0;
  }
  void CameraUtil::flushCameraToMatrix()
  {
      MatrixState3D::setCamera
      (
              camera9Para[0],camera9Para[1],camera9Para[2],
              camera9Para[3],camera9Para[4],camera9Para[5],
              camera9Para[6],camera9Para[7],camera9Para[8]
      );
  }