tesseract/src/ccutil/host.h

43 lines
1.3 KiB
C++

/******************************************************************************
** Filename: host.h
** Purpose: This is the system independent typedefs and defines
** Author: MN, JG, MD
**
** (c) Copyright Hewlett-Packard Company, 1988-1996.
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
** http://www.apache.org/licenses/LICENSE-2.0
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#ifndef TESSERACT_CCUTIL_HOST_H_
#define TESSERACT_CCUTIL_HOST_H_
#include <limits>
#include "platform.h"
/* _WIN32 */
#ifdef _WIN32
# ifndef NOMINMAX
# define NOMINMAX
# endif /* NOMINMAX */
# ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
# endif
#include <windows.h>
#undef min
#undef max
#endif // _WIN32
// Return true if x is within tolerance of y
template<class T> bool NearlyEqual(T x, T y, T tolerance) {
T diff = x - y;
return diff <= tolerance && -diff <= tolerance;
}
#endif // TESSERACT_CCUTIL_HOST_H_