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git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@899 d0cd1f9f-072b-0410-8dd7-cf729c803f20
36 lines
1.4 KiB
C
36 lines
1.4 KiB
C
///////////////////////////////////////////////////////////////////////
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// File: mathfix.h
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// Description: Implement missing math functions
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// Author: zdenop
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// Created: Fri Feb 03 06:45:06 CET 2012
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//
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// (C) Copyright 2012, Google Inc.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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///////////////////////////////////////////////////////////////////////
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#ifndef VS2008_INCLUDE_MATHFIX_H_
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#define VS2008_INCLUDE_MATHFIXT_H_
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#ifndef _MSC_VER
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#error "Use this header only with Microsoft Visual C++ compilers!"
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#endif
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#include <math.h>
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#include <float.h> // for _isnan(), _finite() on VC++
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#define isnan(x) _isnan(x)
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#define isinf(x) (!_finite(x))
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#define fmax max //VC++ does not implement all the provisions of C99 Standard
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inline float roundf(float num) { return num > 0 ? floorf(num + 0.5f) : ceilf(num - 0.5f); }
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#endif // VS2008_INCLUDE_MATHFIXT_H_
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