atan2.h

ecos为实时嵌入式操作系统

#ifndef CYGONCE_LIBM_ATAN2_H
#define CYGONCE_LIBM_ATAN2_H
//===========================================================================
//
//      atan2.h
//
//      Test vectors for testing of atan2() math library function
//
//===========================================================================
//####COPYRIGHTBEGIN####
//
// -------------------------------------------
// The contents of this file are subject to the Cygnus eCos Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License.  You may obtain a copy of the License at
// http://sourceware.cygnus.com/ecos
// 
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
// License for the specific language governing rights and limitations under
// the License.
// 
// The Original Code is eCos - Embedded Cygnus Operating System, released
// September 30, 1998.
// 
// The Initial Developer of the Original Code is Cygnus.  Portions created
// by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions.  All Rights Reserved.
// -------------------------------------------
//
//####COPYRIGHTEND####
//===========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   jlarmour
// Contributors:  jlarmour
// Date:        1998-02-13
// Purpose:     
// Description: 
// Usage:       #include "vectors/atan2.h"
//
//####DESCRIPTIONEND####
//
//===========================================================================


// CONFIGURATION

#include <pkgconf/libm.h>   // Configuration header


// INCLUDES

#include <cyg/infra/cyg_type.h>    // Common type definitions and support
#include "vectors/vector_support.h"// extra support for math tests

#define ATAN2_TOLERANCE 1.0E-04

static const Cyg_libm_test_double_vec_t atan2_vec[] = {

// AUTOMATICALLY GENERATED VECTORS START

{ 1, 1077999148u, 2506787616u, 1090024059u, 3619148316u, 1060516776u, 3333805635u, 0, ATAN2_TOLERANCE, 0},
{ 2, 3218153654u, 3176730980u, 1051524793u, 2993920299u, 3220775415u, 4052029953u, 0, ATAN2_TOLERANCE, 0},
{ 3, 3239659803u, 2725707538u, 3232101343u, 2346810316u, 3220782531u, 1779867601u, 0, ATAN2_TOLERANCE, 0},
{ 4, 1092554362u, 2088062470u, 3201242716u, 420891118u, 1073291771u, 1413786937u, 0, ATAN2_TOLERANCE, 0},
{ 5, 3221200677u, 2636405208u, 1100049309u, 471635570u, 3193768732u, 1507839071u, 0, ATAN2_TOLERANCE, 0},
{ 6, 1089363191u, 1746012320u, 1054478713u, 3333988501u, 1073291771u, 1413304009u, 0, ATAN2_TOLERANCE, 0},
{ 7, 1047953160u, 183014794u, 3202039382u, 2016785810u, 1074333583u, 830538607u, 0, ATAN2_TOLERANCE, 0},
{ 8, 3213486034u, 2688957927u, 1046089230u, 2709029994u, 3220775417u, 1364230657u, 0, ATAN2_TOLERANCE, 0},
{ 9, 1058795730u, 624574473u, 1045840574u, 3473266330u, 1073291567u, 1591891568u, 0, ATAN2_TOLERANCE, 0},
{ 10, 3204919842u, 1605286142u, 1068931671u, 4233776869u, 3208670066u, 3166828529u, 0, ATAN2_TOLERANCE, 0},
{ 11, 1060343410u, 1857607719u, 3222889559u, 3417070006u, 1074340322u, 2934931366u, 0, ATAN2_TOLERANCE, 0},
{ 12, 1103599987u, 3981151660u, 1088899021u, 1332651746u, 1073291708u, 833789888u, 0, ATAN2_TOLERANCE, 0},
{ 13, 1085298022u, 3824988054u, 1066856791u, 2070129652u, 1073291765u, 3052119569u, 0, ATAN2_TOLERANCE, 0},
{ 14, 3207559790u, 1372884064u, 1080833116u, 3229926662u, 3199327084u, 1658797856u, 0, ATAN2_TOLERANCE, 0},
{ 15, 1093826501u, 3217805330u, 3191644264u, 2014578707u, 1073291771u, 1413754161u, 0, ATAN2_TOLERANCE, 0},
{ 16, 1102287487u, 265058758u, 3239903247u, 1630600647u, 1073293288u, 2536055081u, 0, ATAN2_TOLERANCE, 0},
{ 17, 1071124229u, 1946677669u, 3198462609u, 926009897u, 1073291773u, 202528659u, 0, ATAN2_TOLERANCE, 0},
{ 18, 1072130299u, 2271884183u, 3203741999u, 2118617783u, 1073291800u, 1460654986u, 0, ATAN2_TOLERANCE, 0},
{ 19, 3194849109u, 213658772u, 3249401130u, 314151656u, 3221823995u, 1413754136u, 0, ATAN2_TOLERANCE, 0},
{ 20, 3254112288u, 1564829925u, 3197817016u, 497230814u, 3220775419u, 1413754137u, 0, ATAN2_TOLERANCE, 0},
{ 21, 3216262634u, 2075329122u, 3231746400u, 169900577u, 3221823975u, 3066300469u, 0, ATAN2_TOLERANCE, 0},
{ 22, 1049848642u, 541549344u, 1096608669u, 3119070100u, 1025866913u, 476012722u, 0, ATAN2_TOLERANCE, 0},
{ 23, 1085427055u, 567496114u, 1045286891u, 1969998540u, 1073291771u, 1413740793u, 0, ATAN2_TOLERANCE, 0},
{ 24, 1060548195u, 1299369769u, 1049342524u, 4167404066u, 1073291146u, 519406859u, 0, ATAN2_TOLERANCE, 0},
{ 25, 3208865645u, 3348930841u, 1078472138u, 358457347u, 3202985534u, 429824132u, 0, ATAN2_TOLERANCE, 0},
{ 26, 1071069297u, 2192461366u, 1099527247u, 3184735642u, 1044197651u, 157929467u, 0, ATAN2_TOLERANCE, 0},
{ 27, 1052861772u, 331696577u, 3189610016u, 793242270u, 1073292642u, 574335499u, 0, ATAN2_TOLERANCE, 0},
{ 28, 3252528934u, 2322696981u, 1083791358u, 3020766674u, 3220775418u, 2037904225u, 0, ATAN2_TOLERANCE, 0},
{ 29, 1044902177u, 252085215u, 3214426435u, 4139068910u, 1074340347u, 353869949u, 0, ATAN2_TOLERANCE, 0},
{ 30, 3222505725u, 105589263u, 1056316170u, 261630827u, 3220775414u, 3448122542u, 0, ATAN2_TOLERANCE, 0},
{ 31, 1107213408u, 428765703u, 3251828686u, 2009972239u, 1073452282u, 2384968155u, 0, ATAN2_TOLERANCE, 0},
{ 32, 1098568019u, 3517376586u, 3240257920u, 3304487302u, 1073314265u, 1225245499u, 0, ATAN2_TOLERANCE, 0},
{ 33, 3233537912u, 237004814u, 3237899261u, 3364008659u, 3221794005u, 2449967509u, 0, ATAN2_TOLERANCE, 0},
{ 34, 3195247552u, 472004928u, 3226869477u, 1186387580u, 3221823995u, 1411895162u, 0, ATAN2_TOLERANCE, 0},
{ 35, 1054226850u, 4085763910u, 1106394906u, 2684738273u, 1020493089u, 2638422367u, 0, ATAN2_TOLERANCE, 0},
{ 36, 1057053639u, 2055490142u, 3231581370u, 3879040079u, 1074340347u, 1374947702u, 0, ATAN2_TOLERANCE, 0},
{ 37, 3188976647u, 3725731239u, 1061652681u, 591292963u, 3199932056u, 1923516624u, 0, ATAN2_TOLERANCE, 0},
{ 38, 3225014981u, 1147041027u, 3215417793u, 624695933u, 3220777273u, 3001432630u, 0, ATAN2_TOLERANCE, 0},
{ 39, 3206052774u, 705725219u, 3238067573u, 1116238321u, 3221823995u, 1412243119u, 0, ATAN2_TOLERANCE, 0},
{ 40, 3207367088u, 7287411u, 1045917232u, 116067742u, 3220775314u, 1019381704u, 0, ATAN2_TOLERANCE, 0},
{ 41, 3240055222u, 3604989074u, 1066381836u, 545298780u, 3220775419u, 1277923777u, 0, ATAN2_TOLERANCE, 0},
{ 42, 3219080936u, 1681476121u, 1060345752u, 3553822398u, 3220774777u, 3808345438u, 0, ATAN2_TOLERANCE, 0},
{ 43, 1102831658u, 3410480388u, 1052460275u, 1660607230u, 1073291771u, 1413754121u, 0, ATAN2_TOLERANCE, 0},
{ 44, 1089216869u, 1494984673u, 3196647153u, 287894723u, 1073291771u, 1413768676u, 0, ATAN2_TOLERANCE, 0},
{ 45, 1054885127u, 644548665u, 1081948134u, 2442134629u, 1045549451u, 3020174776u, 0, ATAN2_TOLERANCE, 0},
{ 46, 1087554095u, 2312530895u, 3221584595u, 3379665576u, 1073291917u, 3856099993u, 0, ATAN2_TOLERANCE, 0},
{ 47, 1096085375u, 3018463866u, 1086226574u, 404012923u, 1073290279u, 1748157573u, 0, ATAN2_TOLERANCE, 0},
{ 48, 1064733299u, 1710279345u, 3251401196u, 3528946000u, 1074340347u, 1413741153u, 0, ATAN2_TOLERANCE, 0},
{ 49, 1061536351u, 2164450219u, 1083520023u, 3312018966u, 1050700637u, 377777497u, 0, ATAN2_TOLERANCE, 0},
{ 50, 1057248676u, 2648986431u, 1050330591u, 1474376550u, 1073280985u, 3990294061u, 0, ATAN2_TOLERANCE, 0},
{ 51, 3194422028u, 1839068700u, 1077406406u, 3013052171u, 3189688821u, 1967505573u, 0, ATAN2_TOLERANCE, 0},
{ 52, 1046493630u, 772102380u, 3220729740u, 4219039958u, 1074340347u, 1369193237u, 0, ATAN2_TOLERANCE, 0},
{ 53, 3229472221u, 3058618779u, 1046304788u, 3338676024u, 3220775419u, 1413496309u, 0, ATAN2_TOLERANCE, 0},
{ 54, 1051172137u, 506286854u, 1094907481u, 2217000199u, 1028910280u, 474546229u, 0, ATAN2_TOLERANCE, 0},
{ 55, 1082428310u, 1147428263u, 1065432625u, 3034786717u, 1073291757u, 3973879027u, 0, ATAN2_TOLERANCE, 0},
{ 56, 1082016752u, 2844125311u, 1082985198u, 2561492677u, 1071562234u, 1135817425u, 0, ATAN2_TOLERANCE, 0},
{ 57, 3211536916u, 704542600u, 3222902057u, 2762779203u, 3221823713u, 2124571212u, 0, ATAN2_TOLERANCE, 0},
{ 58, 3199680614u, 184131949u, 3249723525u, 1667366082u, 3221823995u, 1413754126u, 0, ATAN2_TOLERANCE, 0},
{ 59, 3223609598u, 3904224140u, 1067056698u, 2942159914u, 3220772807u, 557213311u, 0, ATAN2_TOLERANCE, 0},
{ 60, 1100636863u, 426114282u, 3209056785u, 1083606355u, 1073291771u, 1413781856u, 0, ATAN2_TOLERANCE, 0},
{ 61, 1106165945u, 3774123863u, 1106787580u, 2722107965u, 1071781660u, 855449165u, 0, ATAN2_TOLERANCE, 0},
{ 62, 1088005092u, 1377734762u, 1104232051u, 2377063483u, 1056426594u, 575941403u, 0, ATAN2_TOLERANCE, 0},
{ 63, 1069380559u, 1029739074u, 1105467109u, 3062201018u, 1036481790u, 348598352u, 0, ATAN2_TOLERANCE, 0},
{ 64, 3234741597u, 773857656u, 3214251949u, 335833884u, 3220775420u, 3252379851u, 0, ATAN2_TOLERANCE, 0},
{ 65, 3203224610u, 1473865960u, 1103073830u, 4000427507u, 3172842030u, 737633450u, 0, ATAN2_TOLERANCE, 0},
{ 66, 1103185231u, 4242092620u, 1067009473u, 14539161u, 1073291771u, 1413562337u, 0, ATAN2_TOLERANCE, 0},
{ 67, 3192516074u, 1732245037u, 1101371955u, 1533536108u, 3163763824u, 3335080682u, 0, ATAN2_TOLERANCE, 0},
{ 68, 3249153995u, 1833841275u, 1099430098u, 4144145552u, 3220539236u, 1047035747u, 0, ATAN2_TOLERANCE, 0},
{ 69, 3244270463u, 935007012u, 3188865420u, 604442938u, 3220775419u, 1413754137u, 0, ATAN2_TOLERANCE, 0},