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81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/* Copyright 2014-2015 Samsung Electronics Co., Ltd.
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* Copyright 2015 University of Szeged.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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#ifndef JERRY_FDLIBM_MATH_H
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#define JERRY_FDLIBM_MATH_H
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#ifdef __cplusplus
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# define EXTERN_C "C"
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#else /* !__cplusplus */
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# define EXTERN_C
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#endif /* !__cplusplus */
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// General Constants
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#define INFINITY (1.0/0.0)
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#define NAN (0.0/0.0)
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#define HUGE_VAL INFINITY
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#define isnan(x) ((x) != (x))
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#define isinf(x) (((x) == INFINITY) || ((x) == -INFINITY))
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#define isfinite(x) (!(isinf(x)) && (x != NAN))
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// Exponential and Logarithmic constants
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#define M_E 2.7182818284590452353602874713526625
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#define M_SQRT2 1.4142135623730950488016887242096981
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#define M_SQRT1_2 0.7071067811865475244008443621048490
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#define M_LOG2E 1.4426950408889634073599246810018921
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#define M_LOG10E 0.4342944819032518276511289189166051
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#define M_LN2 0.6931471805599453094172321214581765
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#define M_LN10 2.3025850929940456840179914546843642
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// Trigonometric Constants
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#define M_PI 3.1415926535897932384626433832795029
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#define M_PI_2 1.5707963267948966192313216916397514
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#define M_PI_4 0.7853981633974483096156608458198757
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#define M_1_PI 0.3183098861837906715377675267450287
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#define M_2_PI 0.6366197723675813430755350534900574
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#define M_2_SQRTPI 1.1283791670955125738961589031215452
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// Trigonometric functions
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extern EXTERN_C double cos(double);
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extern EXTERN_C double sin(double);
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extern EXTERN_C double tan(double);
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extern EXTERN_C double acos(double);
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extern EXTERN_C double asin(double);
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extern EXTERN_C double atan(double);
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extern EXTERN_C double atan2(double, double);
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// Exponential and logarithmic functions
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extern EXTERN_C double exp(double);
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extern EXTERN_C double log(double);
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// Power functions
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extern EXTERN_C double pow(double, double);
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extern EXTERN_C double sqrt(double);
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// Rounding and remainder functions
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extern EXTERN_C double ceil(double);
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extern EXTERN_C double floor(double);
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// Other functions
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extern EXTERN_C double fabs(double);
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extern EXTERN_C double fmod(double, double);
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#endif /* !JERRY_FDLIBM_MATH_H */
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