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#ifndef OPENCV_GPU_TEXTURE_BINDER_HPP_
#define OPENCV_GPU_TEXTURE_BINDER_HPP_

#include "opencv2/gpu/devmem2d.hpp"
#include <safe_call.hpp>

namespace cv
{
  namespace gpu
  {
    class TextureBinder
    {
    public:
      template<class T, enum cudaTextureReadMode readMode>
      TextureBinder(const PtrStepSz<T>& arr, const struct texture<T, 2, readMode>& tex) : texref(&tex)
      {
        cudaChannelFormatDesc desc = cudaCreateChannelDesc<T>();  
        cudaSafeCall( cudaBindTexture2D(0, tex, arr.data, desc, arr.cols, arr.rows, arr.step) );
      }
      
      template<class T, enum cudaTextureReadMode readMode>
      TextureBinder(const PtrSz<T>& arr, const struct texture<T, 1, readMode> &tex) : texref(&tex)
      {
        cudaChannelFormatDesc desc = cudaCreateChannelDesc<T>();  
        cudaSafeCall( cudaBindTexture(0, tex, arr.data, desc, arr.size * arr.elemSize()) );
      }

      template<class A, class T, enum cudaTextureReadMode readMode>
      TextureBinder(const A& arr, const struct texture<T, 2, readMode>& tex, const cudaChannelFormatDesc& desc) : texref(&tex)
      {
        cudaSafeCall( cudaBindTexture2D(0, tex, arr.data, desc, arr.cols, arr.rows, arr.step) );
      }


      ~TextureBinder()
      {
        cudaSafeCall( cudaUnbindTexture(texref) );
      }
    private:
      const struct textureReference *texref;
    };
  }

  namespace device
  {
      using pcl::gpu::TextureBinder;
  }
}

#endif /* OPENCV_GPU_TEXTURE_BINDER_HPP_*/