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core: move const tables outside of dispatched code

Browse Source 
To avoid duplicates in binaries
pull/12172/head
Alexander Alekhin 7 years ago
parent 509de3fa2c
commit 5b3ac112fe
3 changed files with 408 additions and 350 deletions
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  1. 379
      modules/core/src/mathfuncs.cpp
  2. 15
      modules/core/src/mathfuncs.hpp
  3. 364
      modules/core/src/mathfuncs_core.simd.hpp

379
modules/core/src/mathfuncs.cpp
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@ -45,6 +45,7 @@
#include "opencl_kernels_core.hpp"
#include <limits>
#include <iostream>
#include "mathfuncs.hpp"
namespace cv
{
@ -2023,4 +2024,382 @@ void cvSolvePoly(const CvMat* a, CvMat *r, int maxiter, int)
}
// Common constants for dispatched code
namespace cv { namespace details {
#define EXPTAB_SCALE 6
#define EXPTAB_MASK ((1 << EXPTAB_SCALE) - 1)
#define EXPPOLY_32F_A0 .9670371139572337719125840413672004409288e-2
static const double CV_DECL_ALIGNED(64) expTab[EXPTAB_MASK + 1] = {
1.0 * EXPPOLY_32F_A0,
1.0108892860517004600204097905619 * EXPPOLY_32F_A0,
1.0218971486541166782344801347833 * EXPPOLY_32F_A0,
1.0330248790212284225001082839705 * EXPPOLY_32F_A0,
1.0442737824274138403219664787399 * EXPPOLY_32F_A0,
1.0556451783605571588083413251529 * EXPPOLY_32F_A0,
1.0671404006768236181695211209928 * EXPPOLY_32F_A0,
1.0787607977571197937406800374385 * EXPPOLY_32F_A0,
1.0905077326652576592070106557607 * EXPPOLY_32F_A0,
1.1023825833078409435564142094256 * EXPPOLY_32F_A0,
1.1143867425958925363088129569196 * EXPPOLY_32F_A0,
1.126521618608241899794798643787 * EXPPOLY_32F_A0,
1.1387886347566916537038302838415 * EXPPOLY_32F_A0,
1.151189229952982705817759635202 * EXPPOLY_32F_A0,
1.1637248587775775138135735990922 * EXPPOLY_32F_A0,
1.1763969916502812762846457284838 * EXPPOLY_32F_A0,
1.1892071150027210667174999705605 * EXPPOLY_32F_A0,
1.2021567314527031420963969574978 * EXPPOLY_32F_A0,
1.2152473599804688781165202513388 * EXPPOLY_32F_A0,
1.2284805361068700056940089577928 * EXPPOLY_32F_A0,
1.2418578120734840485936774687266 * EXPPOLY_32F_A0,
1.2553807570246910895793906574423 * EXPPOLY_32F_A0,
1.2690509571917332225544190810323 * EXPPOLY_32F_A0,
1.2828700160787782807266697810215 * EXPPOLY_32F_A0,
1.2968395546510096659337541177925 * EXPPOLY_32F_A0,
1.3109612115247643419229917863308 * EXPPOLY_32F_A0,
1.3252366431597412946295370954987 * EXPPOLY_32F_A0,
1.3396675240533030053600306697244 * EXPPOLY_32F_A0,
1.3542555469368927282980147401407 * EXPPOLY_32F_A0,
1.3690024229745906119296011329822 * EXPPOLY_32F_A0,
1.3839098819638319548726595272652 * EXPPOLY_32F_A0,
1.3989796725383111402095281367152 * EXPPOLY_32F_A0,
1.4142135623730950488016887242097 * EXPPOLY_32F_A0,
1.4296133383919700112350657782751 * EXPPOLY_32F_A0,
1.4451808069770466200370062414717 * EXPPOLY_32F_A0,
1.4609177941806469886513028903106 * EXPPOLY_32F_A0,
1.476826145939499311386907480374 * EXPPOLY_32F_A0,
1.4929077282912648492006435314867 * EXPPOLY_32F_A0,
1.5091644275934227397660195510332 * EXPPOLY_32F_A0,
1.5255981507445383068512536895169 * EXPPOLY_32F_A0,
1.5422108254079408236122918620907 * EXPPOLY_32F_A0,
1.5590044002378369670337280894749 * EXPPOLY_32F_A0,
1.5759808451078864864552701601819 * EXPPOLY_32F_A0,
1.5931421513422668979372486431191 * EXPPOLY_32F_A0,
1.6104903319492543081795206673574 * EXPPOLY_32F_A0,
1.628027421857347766848218522014 * EXPPOLY_32F_A0,
1.6457554781539648445187567247258 * EXPPOLY_32F_A0,
1.6636765803267364350463364569764 * EXPPOLY_32F_A0,
1.6817928305074290860622509524664 * EXPPOLY_32F_A0,
1.7001063537185234695013625734975 * EXPPOLY_32F_A0,
1.7186192981224779156293443764563 * EXPPOLY_32F_A0,
1.7373338352737062489942020818722 * EXPPOLY_32F_A0,
1.7562521603732994831121606193753 * EXPPOLY_32F_A0,
1.7753764925265212525505592001993 * EXPPOLY_32F_A0,
1.7947090750031071864277032421278 * EXPPOLY_32F_A0,
1.8142521755003987562498346003623 * EXPPOLY_32F_A0,
1.8340080864093424634870831895883 * EXPPOLY_32F_A0,
1.8539791250833855683924530703377 * EXPPOLY_32F_A0,
1.8741676341102999013299989499544 * EXPPOLY_32F_A0,
1.8945759815869656413402186534269 * EXPPOLY_32F_A0,
1.9152065613971472938726112702958 * EXPPOLY_32F_A0,
1.9360617934922944505980559045667 * EXPPOLY_32F_A0,
1.9571441241754002690183222516269 * EXPPOLY_32F_A0,
1.9784560263879509682582499181312 * EXPPOLY_32F_A0,
};
const double* getExpTab64f()
{
return expTab;
}
const float* getExpTab32f()
{
static float CV_DECL_ALIGNED(64) expTab_f[EXPTAB_MASK+1];
static volatile bool expTab_f_initialized = false;
if (!expTab_f_initialized)
{
for( int j = 0; j <= EXPTAB_MASK; j++ )
expTab_f[j] = (float)expTab[j];
expTab_f_initialized = true;
}
return expTab_f;
}
#define LOGTAB_SCALE 8
#define LOGTAB_MASK ((1 << LOGTAB_SCALE) - 1)
static const double CV_DECL_ALIGNED(64) logTab[(LOGTAB_MASK+1)*2] = {
0.0000000000000000000000000000000000000000, 1.000000000000000000000000000000000000000,
.00389864041565732288852075271279318258166, .9961089494163424124513618677042801556420,
.00778214044205494809292034119607706088573, .9922480620155038759689922480620155038760,
.01165061721997527263705585198749759001657, .9884169884169884169884169884169884169884,
.01550418653596525274396267235488267033361, .9846153846153846153846153846153846153846,
.01934296284313093139406447562578250654042, .9808429118773946360153256704980842911877,
.02316705928153437593630670221500622574241, .9770992366412213740458015267175572519084,
.02697658769820207233514075539915211265906, .9733840304182509505703422053231939163498,
.03077165866675368732785500469617545604706, .9696969696969696969696969696969696969697,
.03455238150665972812758397481047722976656, .9660377358490566037735849056603773584906,
.03831886430213659461285757856785494368522, .9624060150375939849624060150375939849624,
.04207121392068705056921373852674150839447, .9588014981273408239700374531835205992509,
.04580953603129420126371940114040626212953, .9552238805970149253731343283582089552239,
.04953393512227662748292900118940451648088, .9516728624535315985130111524163568773234,
.05324451451881227759255210685296333394944, .9481481481481481481481481481481481481481,
.05694137640013842427411105973078520037234, .9446494464944649446494464944649446494465,
.06062462181643483993820353816772694699466, .9411764705882352941176470588235294117647,
.06429435070539725460836422143984236754475, .9377289377289377289377289377289377289377,
.06795066190850773679699159401934593915938, .9343065693430656934306569343065693430657,
.07159365318700880442825962290953611955044, .9309090909090909090909090909090909090909,
.07522342123758751775142172846244648098944, .9275362318840579710144927536231884057971,
.07884006170777602129362549021607264876369, .9241877256317689530685920577617328519856,
.08244366921107458556772229485432035289706, .9208633093525179856115107913669064748201,
.08603433734180314373940490213499288074675, .9175627240143369175627240143369175627240,
.08961215868968712416897659522874164395031, .9142857142857142857142857142857142857143,
.09317722485418328259854092721070628613231, .9110320284697508896797153024911032028470,
.09672962645855109897752299730200320482256, .9078014184397163120567375886524822695035,
.10026945316367513738597949668474029749630, .9045936395759717314487632508833922261484,
.10379679368164355934833764649738441221420, .9014084507042253521126760563380281690141,
.10731173578908805021914218968959175981580, .8982456140350877192982456140350877192982,
.11081436634029011301105782649756292812530, .8951048951048951048951048951048951048951,
.11430477128005862852422325204315711744130, .8919860627177700348432055749128919860627,
.11778303565638344185817487641543266363440, .8888888888888888888888888888888888888889,
.12124924363286967987640707633545389398930, .8858131487889273356401384083044982698962,
.12470347850095722663787967121606925502420, .8827586206896551724137931034482758620690,
.12814582269193003360996385708858724683530, .8797250859106529209621993127147766323024,
.13157635778871926146571524895989568904040, .8767123287671232876712328767123287671233,
.13499516453750481925766280255629681050780, .8737201365187713310580204778156996587031,
.13840232285911913123754857224412262439730, .8707482993197278911564625850340136054422,
.14179791186025733629172407290752744302150, .8677966101694915254237288135593220338983,
.14518200984449788903951628071808954700830, .8648648648648648648648648648648648648649,
.14855469432313711530824207329715136438610, .8619528619528619528619528619528619528620,
.15191604202584196858794030049466527998450, .8590604026845637583892617449664429530201,
.15526612891112392955683674244937719777230, .8561872909698996655518394648829431438127,
.15860503017663857283636730244325008243330, .8533333333333333333333333333333333333333,
.16193282026931324346641360989451641216880, .8504983388704318936877076411960132890365,
.16524957289530714521497145597095368430010, .8476821192052980132450331125827814569536,
.16855536102980664403538924034364754334090, .8448844884488448844884488448844884488449,
.17185025692665920060697715143760433420540, .8421052631578947368421052631578947368421,
.17513433212784912385018287750426679849630, .8393442622950819672131147540983606557377,
.17840765747281828179637841458315961062910, .8366013071895424836601307189542483660131,
.18167030310763465639212199675966985523700, .8338762214983713355048859934853420195440,
.18492233849401198964024217730184318497780, .8311688311688311688311688311688311688312,
.18816383241818296356839823602058459073300, .8284789644012944983818770226537216828479,
.19139485299962943898322009772527962923050, .8258064516129032258064516129032258064516,
.19461546769967164038916962454095482826240, .8231511254019292604501607717041800643087,
.19782574332991986754137769821682013571260, .8205128205128205128205128205128205128205,
.20102574606059073203390141770796617493040, .8178913738019169329073482428115015974441,
.20421554142869088876999228432396193966280, .8152866242038216560509554140127388535032,
.20739519434607056602715147164417430758480, .8126984126984126984126984126984126984127,
.21056476910734961416338251183333341032260, .8101265822784810126582278481012658227848,
.21372432939771812687723695489694364368910, .8075709779179810725552050473186119873817,
.21687393830061435506806333251006435602900, .8050314465408805031446540880503144654088,
.22001365830528207823135744547471404075630, .8025078369905956112852664576802507836991,
.22314355131420973710199007200571941211830, .8000000000000000000000000000000000000000,
.22626367865045338145790765338460914790630, .7975077881619937694704049844236760124611,
.22937410106484582006380890106811420992010, .7950310559006211180124223602484472049689,
.23247487874309405442296849741978803649550, .7925696594427244582043343653250773993808,
.23556607131276688371634975283086532726890, .7901234567901234567901234567901234567901,
.23864773785017498464178231643018079921600, .7876923076923076923076923076923076923077,
.24171993688714515924331749374687206000090, .7852760736196319018404907975460122699387,
.24478272641769091566565919038112042471760, .7828746177370030581039755351681957186544,
.24783616390458124145723672882013488560910, .7804878048780487804878048780487804878049,
.25088030628580937353433455427875742316250, .7781155015197568389057750759878419452888,
.25391520998096339667426946107298135757450, .7757575757575757575757575757575757575758,
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.26296504550088134477547896494797896593800, .7687687687687687687687687687687687687688,
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.46608972992459918316399125615134835243230, .6274509803921568627450980392156862745098,
.46853771156323925639597405279346276074650, .6259168704156479217603911980440097799511,
.47097971521879100631480241645476780831830, .6243902439024390243902439024390243902439,
.47341577001667212165614273544633761048330, .6228710462287104622871046228710462287105,
.47584590486996386493601107758877333253630, .6213592233009708737864077669902912621359,
.47827014848147025860569669930555392056700, .6198547215496368038740920096852300242131,
.48068852934575190261057286988943815231330, .6183574879227053140096618357487922705314,
.48310107575113581113157579238759353756900, .6168674698795180722891566265060240963855,
.48550781578170076890899053978500887751580, .6153846153846153846153846153846153846154,
.48790877731923892879351001283794175833480, .6139088729016786570743405275779376498801,
.49030398804519381705802061333088204264650, .6124401913875598086124401913875598086124,
.49269347544257524607047571407747454941280, .6109785202863961813842482100238663484487,
.49507726679785146739476431321236304938800, .6095238095238095238095238095238095238095,
.49745538920281889838648226032091770321130, .6080760095011876484560570071258907363420,
.49982786955644931126130359189119189977650, .6066350710900473933649289099526066350711,
.50219473456671548383667413872899487614650, .6052009456264775413711583924349881796690,
.50455601075239520092452494282042607665050, .6037735849056603773584905660377358490566,
.50691172444485432801997148999362252652650, .6023529411764705882352941176470588235294,
.50926190178980790257412536448100581765150, .6009389671361502347417840375586854460094,
.51160656874906207391973111953120678663250, .5995316159250585480093676814988290398126,
.51394575110223428282552049495279788970950, .5981308411214953271028037383177570093458,
.51627947444845445623684554448118433356300, .5967365967365967365967365967365967365967,
.51860776420804555186805373523384332656850, .5953488372093023255813953488372093023256,
.52093064562418522900344441950437612831600, .5939675174013921113689095127610208816705,
.52324814376454775732838697877014055848100, .5925925925925925925925925925925925925926,
.52556028352292727401362526507000438869000, .5912240184757505773672055427251732101617,
.52786708962084227803046587723656557500350, .5898617511520737327188940092165898617512,
.53016858660912158374145519701414741575700, .5885057471264367816091954022988505747126,
.53246479886947173376654518506256863474850, .5871559633027522935779816513761467889908,
.53475575061602764748158733709715306758900, .5858123569794050343249427917620137299771,
.53704146589688361856929077475797384977350, .5844748858447488584474885844748858447489,
.53932196859560876944783558428753167390800, .5831435079726651480637813211845102505695,
.54159728243274429804188230264117009937750, .5818181818181818181818181818181818181818,
.54386743096728351609669971367111429572100, .5804988662131519274376417233560090702948,
.54613243759813556721383065450936555862450, .5791855203619909502262443438914027149321,
.54839232556557315767520321969641372561450, .5778781038374717832957110609480812641084,
.55064711795266219063194057525834068655950, .5765765765765765765765765765765765765766,
.55289683768667763352766542084282264113450, .5752808988764044943820224719101123595506,
.55514150754050151093110798683483153581600, .5739910313901345291479820627802690582960,
.55738115013400635344709144192165695130850, .5727069351230425055928411633109619686801,
.55961578793542265941596269840374588966350, .5714285714285714285714285714285714285714,
.56184544326269181269140062795486301183700, .5701559020044543429844097995545657015590,
.56407013828480290218436721261241473257550, .5688888888888888888888888888888888888889,
.56628989502311577464155334382667206227800, .5676274944567627494456762749445676274945,
.56850473535266865532378233183408156037350, .5663716814159292035398230088495575221239,
.57071468100347144680739575051120482385150, .5651214128035320088300220750551876379691,
.57291975356178548306473885531886480748650, .5638766519823788546255506607929515418502,
.57511997447138785144460371157038025558000, .5626373626373626373626373626373626373626,
.57731536503482350219940144597785547375700, .5614035087719298245614035087719298245614,
.57950594641464214795689713355386629700650, .5601750547045951859956236323851203501094,
.58169173963462239562716149521293118596100, .5589519650655021834061135371179039301310,
.58387276558098266665552955601015128195300, .5577342047930283224400871459694989106754,
.58604904500357812846544902640744112432000, .5565217391304347826086956521739130434783,
.58822059851708596855957011939608491957200, .5553145336225596529284164859002169197397,
.59038744660217634674381770309992134571100, .5541125541125541125541125541125541125541,
.59254960960667157898740242671919986605650, .5529157667386609071274298056155507559395,
.59470710774669277576265358220553025603300, .5517241379310344827586206896551724137931,
.59685996110779382384237123915227130055450, .5505376344086021505376344086021505376344,
.59900818964608337768851242799428291618800, .5493562231759656652360515021459227467811,
.60115181318933474940990890900138765573500, .5481798715203426124197002141327623126338,
.60329085143808425240052883964381180703650, .5470085470085470085470085470085470085470,
.60542532396671688843525771517306566238400, .5458422174840085287846481876332622601279,
.60755525022454170969155029524699784815300, .5446808510638297872340425531914893617021,
.60968064953685519036241657886421307921400, .5435244161358811040339702760084925690021,
.61180154110599282990534675263916142284850, .5423728813559322033898305084745762711864,
.61391794401237043121710712512140162289150, .5412262156448202959830866807610993657505,
.61602987721551394351138242200249806046500, .5400843881856540084388185654008438818565,
.61813735955507864705538167982012964785100, .5389473684210526315789473684210526315789,
.62024040975185745772080281312810257077200, .5378151260504201680672268907563025210084,
.62233904640877868441606324267922900617100, .5366876310272536687631027253668763102725,
.62443328801189346144440150965237990021700, .5355648535564853556485355648535564853556,
.62652315293135274476554741340805776417250, .5344467640918580375782881002087682672234,
.62860865942237409420556559780379757285100, .5333333333333333333333333333333333333333,
.63068982562619868570408243613201193511500, .5322245322245322245322245322245322245322,
.63276666957103777644277897707070223987100, .5311203319502074688796680497925311203320,
.63483920917301017716738442686619237065300, .5300207039337474120082815734989648033126,
.63690746223706917739093569252872839570050, .5289256198347107438016528925619834710744,
.63897144645792069983514238629140891134750, .5278350515463917525773195876288659793814,
.64103117942093124081992527862894348800200, .5267489711934156378600823045267489711934,
.64308667860302726193566513757104985415950, .5256673511293634496919917864476386036961,
.64513796137358470073053240412264131009600, .5245901639344262295081967213114754098361,
.64718504499530948859131740391603671014300, .5235173824130879345603271983640081799591,
.64922794662510974195157587018911726772800, .5224489795918367346938775510204081632653,
.65126668331495807251485530287027359008800, .5213849287169042769857433808553971486762,
.65330127201274557080523663898929953575150, .5203252032520325203252032520325203252033,
.65533172956312757406749369692988693714150, .5192697768762677484787018255578093306288,
.65735807270835999727154330685152672231200, .5182186234817813765182186234817813765182,
.65938031808912778153342060249997302889800, .5171717171717171717171717171717171717172,
.66139848224536490484126716182800009846700, .5161290322580645161290322580645161290323,
.66341258161706617713093692145776003599150, .5150905432595573440643863179074446680080,
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.67342267521216669923234121597488410770900, .5099601593625498007968127490039840637450,
.67541272562017662384192817626171745359900, .5089463220675944333996023856858846918489,
.67739882359180603188519853574689477682100, .5079365079365079365079365079365079365079,
.67938098479579733801614338517538271844400, .5069306930693069306930693069306930693069,
.68135922480790300781450241629499942064300, .5059288537549407114624505928853754940711,
.68333355911162063645036823800182901322850, .5049309664694280078895463510848126232742,
.68530400309891936760919861626462079584600, .5039370078740157480314960629921259842520,
.68727057207096020619019327568821609020250, .5029469548133595284872298624754420432220,
.68923328123880889251040571252815425395950, .5019607843137254901960784313725490196078,
.69314718055994530941723212145818, 5.0e-01,
};
const double* getLogTab64f()
{
return logTab;
}
const float* getLogTab32f()
{
static float CV_DECL_ALIGNED(64) logTab_f[(LOGTAB_MASK+1)*2];
static volatile bool logTab_f_initialized = false;
if (!logTab_f_initialized)
{
for (int j = 0; j < (LOGTAB_MASK+1)*2; j++)
logTab_f[j] = (float)logTab[j];
logTab_f_initialized = true;
}
return logTab_f;
}
}} // namespace
/* End of file. */

15
modules/core/src/mathfuncs.hpp
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@ -0,0 +1,15 @@
// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#ifndef OPENCV_CORE_SRC_MATHFUNCS_HPP
#define OPENCV_CORE_SRC_MATHFUNCS_HPP
namespace cv { namespace details {
const double* getExpTab64f();
const float* getExpTab32f();
const double* getLogTab64f();
const float* getLogTab32f();
}} // namespace
#endif // OPENCV_CORE_SRC_MATHFUNCS_HPP

364
modules/core/src/mathfuncs_core.simd.hpp
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@ -2,6 +2,8 @@
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include "mathfuncs.hpp"
namespace cv { namespace hal {
CV_CPU_OPTIMIZATION_NAMESPACE_BEGIN
@ -409,76 +411,6 @@ void log64f(const double *src, double *dst, int n)
#define EXPPOLY_32F_A0 .9670371139572337719125840413672004409288e-2
static const double expTab[] = {
1.0 * EXPPOLY_32F_A0,
1.0108892860517004600204097905619 * EXPPOLY_32F_A0,
1.0218971486541166782344801347833 * EXPPOLY_32F_A0,
1.0330248790212284225001082839705 * EXPPOLY_32F_A0,
1.0442737824274138403219664787399 * EXPPOLY_32F_A0,
1.0556451783605571588083413251529 * EXPPOLY_32F_A0,
1.0671404006768236181695211209928 * EXPPOLY_32F_A0,
1.0787607977571197937406800374385 * EXPPOLY_32F_A0,
1.0905077326652576592070106557607 * EXPPOLY_32F_A0,
1.1023825833078409435564142094256 * EXPPOLY_32F_A0,
1.1143867425958925363088129569196 * EXPPOLY_32F_A0,
1.126521618608241899794798643787 * EXPPOLY_32F_A0,
1.1387886347566916537038302838415 * EXPPOLY_32F_A0,
1.151189229952982705817759635202 * EXPPOLY_32F_A0,
1.1637248587775775138135735990922 * EXPPOLY_32F_A0,
1.1763969916502812762846457284838 * EXPPOLY_32F_A0,
1.1892071150027210667174999705605 * EXPPOLY_32F_A0,
1.2021567314527031420963969574978 * EXPPOLY_32F_A0,
1.2152473599804688781165202513388 * EXPPOLY_32F_A0,
1.2284805361068700056940089577928 * EXPPOLY_32F_A0,
1.2418578120734840485936774687266 * EXPPOLY_32F_A0,
1.2553807570246910895793906574423 * EXPPOLY_32F_A0,
1.2690509571917332225544190810323 * EXPPOLY_32F_A0,
1.2828700160787782807266697810215 * EXPPOLY_32F_A0,
1.2968395546510096659337541177925 * EXPPOLY_32F_A0,
1.3109612115247643419229917863308 * EXPPOLY_32F_A0,
1.3252366431597412946295370954987 * EXPPOLY_32F_A0,
1.3396675240533030053600306697244 * EXPPOLY_32F_A0,
1.3542555469368927282980147401407 * EXPPOLY_32F_A0,
1.3690024229745906119296011329822 * EXPPOLY_32F_A0,
1.3839098819638319548726595272652 * EXPPOLY_32F_A0,
1.3989796725383111402095281367152 * EXPPOLY_32F_A0,
1.4142135623730950488016887242097 * EXPPOLY_32F_A0,
1.4296133383919700112350657782751 * EXPPOLY_32F_A0,
1.4451808069770466200370062414717 * EXPPOLY_32F_A0,
1.4609177941806469886513028903106 * EXPPOLY_32F_A0,
1.476826145939499311386907480374 * EXPPOLY_32F_A0,
1.4929077282912648492006435314867 * EXPPOLY_32F_A0,
1.5091644275934227397660195510332 * EXPPOLY_32F_A0,
1.5255981507445383068512536895169 * EXPPOLY_32F_A0,
1.5422108254079408236122918620907 * EXPPOLY_32F_A0,
1.5590044002378369670337280894749 * EXPPOLY_32F_A0,
1.5759808451078864864552701601819 * EXPPOLY_32F_A0,
1.5931421513422668979372486431191 * EXPPOLY_32F_A0,
1.6104903319492543081795206673574 * EXPPOLY_32F_A0,
1.628027421857347766848218522014 * EXPPOLY_32F_A0,
1.6457554781539648445187567247258 * EXPPOLY_32F_A0,
1.6636765803267364350463364569764 * EXPPOLY_32F_A0,
1.6817928305074290860622509524664 * EXPPOLY_32F_A0,
1.7001063537185234695013625734975 * EXPPOLY_32F_A0,
1.7186192981224779156293443764563 * EXPPOLY_32F_A0,
1.7373338352737062489942020818722 * EXPPOLY_32F_A0,
1.7562521603732994831121606193753 * EXPPOLY_32F_A0,
1.7753764925265212525505592001993 * EXPPOLY_32F_A0,
1.7947090750031071864277032421278 * EXPPOLY_32F_A0,
1.8142521755003987562498346003623 * EXPPOLY_32F_A0,
1.8340080864093424634870831895883 * EXPPOLY_32F_A0,
1.8539791250833855683924530703377 * EXPPOLY_32F_A0,
1.8741676341102999013299989499544 * EXPPOLY_32F_A0,
1.8945759815869656413402186534269 * EXPPOLY_32F_A0,
1.9152065613971472938726112702958 * EXPPOLY_32F_A0,
1.9360617934922944505980559045667 * EXPPOLY_32F_A0,
1.9571441241754002690183222516269 * EXPPOLY_32F_A0,
1.9784560263879509682582499181312 * EXPPOLY_32F_A0,
};
static float expTab_f[EXPTAB_MASK+1];
static volatile bool extTab_f_initialized = false;
// the code below uses _mm_cast* intrinsics, which are not avialable on VS2005
#if (defined _MSC_VER && _MSC_VER < 1500) || \
(!defined __APPLE__ && defined __GNUC__ && __GNUC__*100 + __GNUC_MINOR__ < 402)
@ -494,14 +426,9 @@ void exp32f( const float *_x, float *y, int n )
{
CV_INSTRUMENT_REGION()
if( !extTab_f_initialized )
{
for( int j = 0; j <= EXPTAB_MASK; j++ )
expTab_f[j] = (float)expTab[j];
extTab_f_initialized = true;
}
const float* const expTab_f = cv::details::getExpTab32f();
static const float
const float
A4 = (float)(1.000000000000002438532970795181890933776 / EXPPOLY_32F_A0),
A3 = (float)(.6931471805521448196800669615864773144641 / EXPPOLY_32F_A0),
A2 = (float)(.2402265109513301490103372422686535526573 / EXPPOLY_32F_A0),
@ -612,7 +539,9 @@ void exp64f( const double *_x, double *y, int n )
{
CV_INSTRUMENT_REGION()
static const double
const double* const expTab = cv::details::getExpTab64f();
const double
A5 = .99999999999999999998285227504999 / EXPPOLY_32F_A0,
A4 = .69314718055994546743029643825322 / EXPPOLY_32F_A0,
A3 = .24022650695886477918181338054308 / EXPPOLY_32F_A0,
@ -737,268 +666,6 @@ void exp64f( const double *_x, double *y, int n )
#define LOGTAB_SCALE 8
#define LOGTAB_MASK ((1 << LOGTAB_SCALE) - 1)
static const double CV_DECL_ALIGNED(16) logTab[] = {
0.0000000000000000000000000000000000000000, 1.000000000000000000000000000000000000000,
.00389864041565732288852075271279318258166, .9961089494163424124513618677042801556420,
.00778214044205494809292034119607706088573, .9922480620155038759689922480620155038760,
.01165061721997527263705585198749759001657, .9884169884169884169884169884169884169884,
.01550418653596525274396267235488267033361, .9846153846153846153846153846153846153846,
.01934296284313093139406447562578250654042, .9808429118773946360153256704980842911877,
.02316705928153437593630670221500622574241, .9770992366412213740458015267175572519084,
.02697658769820207233514075539915211265906, .9733840304182509505703422053231939163498,
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.60115181318933474940990890900138765573500, .5481798715203426124197002141327623126338,
.60329085143808425240052883964381180703650, .5470085470085470085470085470085470085470,
.60542532396671688843525771517306566238400, .5458422174840085287846481876332622601279,
.60755525022454170969155029524699784815300, .5446808510638297872340425531914893617021,
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.64308667860302726193566513757104985415950, .5256673511293634496919917864476386036961,
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.64922794662510974195157587018911726772800, .5224489795918367346938775510204081632653,
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.65938031808912778153342060249997302889800, .5171717171717171717171717171717171717172,
.66139848224536490484126716182800009846700, .5161290322580645161290322580645161290323,
.66341258161706617713093692145776003599150, .5150905432595573440643863179074446680080,
.66542263254509037562201001492212526500250, .5140562248995983935742971887550200803213,
.66742865127195616370414654738851822912700, .5130260521042084168336673346693386773547,
.66943065394262923906154583164607174694550, .5120000000000000000000000000000000000000,
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.67342267521216669923234121597488410770900, .5099601593625498007968127490039840637450,
.67541272562017662384192817626171745359900, .5089463220675944333996023856858846918489,
.67739882359180603188519853574689477682100, .5079365079365079365079365079365079365079,
.67938098479579733801614338517538271844400, .5069306930693069306930693069306930693069,
.68135922480790300781450241629499942064300, .5059288537549407114624505928853754940711,
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.68530400309891936760919861626462079584600, .5039370078740157480314960629921259842520,
.68727057207096020619019327568821609020250, .5029469548133595284872298624754420432220,
.68923328123880889251040571252815425395950, .5019607843137254901960784313725490196078,
.69314718055994530941723212145818, 5.0e-01,
};
static float logTab_f[(LOGTAB_MASK+1)*2];
static volatile bool logTab_f_initialized = false;
#define LOGTAB_TRANSLATE(tab, x, h) (((x) - 1.f)*tab[(h)+1])
static const double ln_2 = 0.69314718055994530941723212145818;
@ -1006,15 +673,10 @@ void log32f( const float *_x, float *y, int n )
{
CV_INSTRUMENT_REGION()
if( !logTab_f_initialized )
{
for( int j = 0; j < (LOGTAB_MASK+1)*2; j++ )
logTab_f[j] = (float)logTab[j];
logTab_f_initialized = true;
}
const float* const logTab_f = cv::details::getLogTab32f();
static const int LOGTAB_MASK2_32F = (1 << (23 - LOGTAB_SCALE)) - 1;
static const float
const int LOGTAB_MASK2_32F = (1 << (23 - LOGTAB_SCALE)) - 1;
const float
A0 = 0.3333333333333333333333333f,
A1 = -0.5f,
A2 = 1.f;
@ -1082,8 +744,10 @@ void log64f( const double *x, double *y, int n )
{
CV_INSTRUMENT_REGION()
static const int64 LOGTAB_MASK2_64F = ((int64)1 << (52 - LOGTAB_SCALE)) - 1;
static const double
const double* const logTab = cv::details::getLogTab64f();
const int64 LOGTAB_MASK2_64F = ((int64)1 << (52 - LOGTAB_SCALE)) - 1;
const double
A7 = 1.0,
A6 = -0.5,
A5 = 0.333333333333333314829616256247390992939472198486328125,

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