Util.hpp

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//
// This file is part of MorphoGraphX - http://www.MorphoGraphX.org
// Copyright (C) 2012-2015 Richard S. Smith and collaborators.
//
// If you use MorphoGraphX in your work, please cite:
//   http://dx.doi.org/10.7554/eLife.05864
//
// MorphoGraphX is free software, and is licensed under under the terms of the 
// GNU General (GPL) Public License version 2.0, http://www.gnu.org/licenses.
// 
#ifndef UTIL_HPP
#define UTIL_HPP
 
#include <Config.hpp>
#include <cuda/CudaGlobal.hpp>
 
namespace mgx 
{
  // Min
  template <typename T> CU_HOST_DEVICE T min(const T a, const T b)
  {
    if(a <= b)
      return a;
    return b;
  }
  
  // Max
  template <typename T> T CU_HOST_DEVICE max(const T a, const T b)
  {
    if(a >= b)
      return a;
    return b;
  }
  
  // Trim to min/max
  template <typename T> CU_HOST_DEVICE T trim(const T x, const T minx, const T maxx) {
    return max(minx, min(maxx, x));
  }
}
#endif