www.gusucode.com > 图像FFT_DCT源码程序 > 图像FFT_DCT源码程序/spectral_saliency_matlab/qdct_impl/dct_type3_48.cpp
/**
* Copyright 2011 B. Schauerte. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY B. SCHAUERTE ''AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL B. SCHAUERTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation
* are those of the authors and should not be interpreted as representing
* official policies, either expressed or implied, of B. Schauerte.
*/
/**
* If you use any of this work in scientific research or as part of a larger
* software system, you are kindly requested to cite the use in any related
* publications or technical documentation. The work is based upon:
*
* [1] B. Schauerte, and R. Stiefelhagen, "Predicting Human Gaze using
* Quaternion DCT Image Signature Saliency and Face Detection," in IEEE
* Workshop on the Applications of Computer Vision (WACV), 2012.
* [2] B. Schauerte, and R. Stiefelhagen, "Quaternion-based Spectral
* Saliency Detection for Eye Fixation Prediction," in European
* Conference on Computer Vision (ECCV), 2012
*/
#include "dct_type2.hpp"
#include <cstddef> // for size_t
#ifndef DK
#define DK(name, value) const E name = K(value)
#endif
#ifndef WS
#define WS(stride, i) (stride * i)
#endif
#ifndef MAKE_VOLATILE_STRIDE
#define MAKE_VOLATILE_STRIDE(x) x
#endif
template <typename R, typename stride, typename INT>
void
dct_type3_48(const R * I, R * O, stride is, stride os, INT v, INT ivs, INT ovs)
{
typedef R E;
typedef R K;
DK(KP1_913880671, +1.913880671464417729871595773960539938965698411);
DK(KP580569354, +0.580569354508924735272384751634790549382952557);
DK(KP1_763842528, +1.763842528696710059425513727320776699016885241);
DK(KP942793473, +0.942793473651995297112775251810508755314920638);
DK(KP1_662939224, +1.662939224605090474157576755235811513477121624);
DK(KP1_111140466, +1.111140466039204449485661627897065748749874382);
DK(KP1_268786568, +1.268786568327290996430343226450986741351374190);
DK(KP1_546020906, +1.546020906725473921621813219516939601942082586);
DK(KP1_990369453, +1.990369453344393772489673906218959843150949737);
DK(KP196034280, +0.196034280659121203988391127777283691722273346);
DK(KP1_961570560, +1.961570560806460898252364472268478073947867462);
DK(KP390180644, +0.390180644032256535696569736954044481855383236);
DK(KP382683432, +0.382683432365089771728459984030398866761344562);
DK(KP923879532, +0.923879532511286756128183189396788286822416626);
DK(KP612372435, +0.612372435695794524549321018676472847991486870);
DK(KP353553390, +0.353553390593273762200422181052424519642417969);
DK(KP765366864, +0.765366864730179543456919968060797733522689125);
DK(KP1_847759065, +1.847759065022573512256366378793576573644833252);
DK(KP707106781, +0.707106781186547524400844362104849039284835938);
DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);
DK(KP1_224744871, +1.224744871391589049098642037352945695982973740);
DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
INT i;
for (i = v; i > 0; i = i - 1, I = I + ivs, O = O + ovs, MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os))
{
E T250;
E T252;
E T54;
E T183;
E T60;
E T179;
E T257;
E T274;
E T75;
E T187;
E T134;
E T202;
E T6;
E T172;
E T13;
E T173;
E T242;
E T288;
E T23;
E T176;
E T28;
E T175;
E T245;
E T289;
E T45;
E T180;
E T249;
E T253;
E T63;
E T182;
E T106;
E T124;
E T267;
E T270;
E T195;
E T199;
E T121;
E T125;
E T264;
E T271;
E T192;
E T198;
E T90;
E T201;
E T260;
E T273;
E T129;
E T188;
{
E T52;
E T56;
E T48;
E T57;
E T51;
E T59;
E T53;
E T58;
T52 = I[WS(is, 42)];
T56 = I[WS(is, 6)];
{
E T46;
E T47;
E T49;
E T50;
T46 = I[WS(is, 38)];
T47 = I[WS(is, 26)];
T48 = KP866025403 * (T46 - T47);
T57 = T47 + T46;
T49 = I[WS(is, 22)];
T50 = I[WS(is, 10)];
T51 = T49 - T50;
T59 = KP866025403 * (T49 + T50);
}
T250 = T51 + T52;
T252 = T56 - T57;
T53 = FMS(KP500000000, T51, T52);
T54 = T48 + T53;
T183 = T53 - T48;
T58 = FMA(KP500000000, T57, T56);
T60 = T58 + T59;
T179 = T58 - T59;
}
{
E T67;
E T132;
E T70;
E T130;
E T74;
E T131;
E T71;
E T133;
T67 = I[WS(is, 3)];
T132 = I[WS(is, 45)];
{
E T68;
E T69;
E T72;
E T73;
T68 = I[WS(is, 29)];
T69 = I[WS(is, 35)];
T70 = T68 + T69;
T130 = KP866025403 * (T69 - T68);
T72 = I[WS(is, 19)];
T73 = I[WS(is, 13)];
T74 = KP866025403 * (T72 + T73);
T131 = T72 - T73;
}
T257 = T67 - T70;
T274 = T131 + T132;
T71 = FMA(KP500000000, T70, T67);
T75 = T71 + T74;
T187 = T71 - T74;
T133 = FMS(KP500000000, T131, T132);
T134 = T130 + T133;
T202 = T133 - T130;
}
{
E T7;
E T5;
E T3;
E T240;
E T10;
E T12;
E T4;
E T11;
E T241;
T7 = I[WS(is, 24)];
T4 = I[WS(is, 16)];
T5 = KP1_732050807 * T4;
{
E T1;
E T2;
E T8;
E T9;
T1 = I[0];
T2 = I[WS(is, 32)];
T3 = T1 + T2;
T240 = FNMS(KP2_000000000, T2, T1);
T8 = I[WS(is, 8)];
T9 = I[WS(is, 40)];
T10 = T8 - T9;
T12 = KP1_224744871 * (T8 + T9);
}
T6 = T3 + T5;
T172 = T3 - T5;
T11 = FMA(KP1_414213562, T7, KP707106781 * T10);
T13 = T11 + T12;
T173 = T12 - T11;
T241 = KP1_414213562 * (T7 - T10);
T242 = T240 + T241;
T288 = T240 - T241;
}
{
E T15;
E T26;
E T18;
E T24;
E T22;
E T25;
T15 = I[WS(is, 12)];
T26 = I[WS(is, 36)];
{
E T16;
E T17;
E T20;
E T21;
T16 = I[WS(is, 20)];
T17 = I[WS(is, 44)];
T18 = T16 + T17;
T24 = KP866025403 * (T17 - T16);
T20 = I[WS(is, 28)];
T21 = I[WS(is, 4)];
T22 = KP866025403 * (T20 + T21);
T25 = T20 - T21;
}
{
E T19;
E T27;
E T243;
E T244;
T19 = FMA(KP500000000, T18, T15);
T23 = T19 + T22;
T176 = T19 - T22;
T27 = FMS(KP500000000, T25, T26);
T28 = T24 + T27;
T175 = T27 - T24;
T243 = T15 - T18;
T244 = T25 + T26;
T245 = FMA(KP1_847759065, T243, KP765366864 * T244);
T289 = FNMS(KP1_847759065, T244, KP765366864 * T243);
}
}
{
E T31;
E T34;
E T35;
E T36;
E T41;
E T42;
E T40;
E T43;
E T37;
E T44;
{
E T32;
E T33;
E T38;
E T39;
T31 = I[WS(is, 30)];
T32 = I[WS(is, 2)];
T33 = I[WS(is, 34)];
T34 = T32 - T33;
T35 = FMA(KP707106781, T31, KP353553390 * T34);
T36 = KP612372435 * (T32 + T33);
T41 = I[WS(is, 18)];
T38 = I[WS(is, 14)];
T39 = I[WS(is, 46)];
T42 = T38 - T39;
T40 = KP612372435 * (T38 + T39);
T43 = FMA(KP707106781, T41, KP353553390 * T42);
}
T37 = T35 - T36;
T44 = T40 - T43;
T45 = T37 + T44;
T180 = T44 - T37;
{
E T247;
E T248;
E T61;
E T62;
T247 = T31 - T34;
T248 = T41 - T42;
T249 = KP707106781 * (T247 - T248);
T253 = KP707106781 * (T247 + T248);
T61 = T35 + T36;
T62 = T43 + T40;
T63 = T61 + T62;
T182 = T62 - T61;
}
}
{
E T101;
E T102;
E T94;
E T103;
E T98;
E T97;
E T99;
E T104;
E T100;
E T105;
{
E T92;
E T93;
E T95;
E T96;
T101 = I[WS(is, 9)];
T92 = I[WS(is, 23)];
T93 = I[WS(is, 41)];
T102 = T93 + T92;
T94 = KP866025403 * (T92 - T93);
T103 = FMA(KP500000000, T102, T101);
T98 = I[WS(is, 39)];
T95 = I[WS(is, 7)];
T96 = I[WS(is, 25)];
T97 = T95 - T96;
T99 = FMA(KP500000000, T97, T98);
T104 = KP866025403 * (T95 + T96);
}
T100 = T94 + T99;
T105 = T103 + T104;
T106 = FNMS(KP382683432, T105, KP923879532 * T100);
T124 = FMA(KP923879532, T105, KP382683432 * T100);
{
E T265;
E T266;
E T193;
E T194;
T265 = T101 - T102;
T266 = T98 - T97;
T267 = FMA(KP923879532, T265, KP382683432 * T266);
T270 = FNMS(KP923879532, T266, KP382683432 * T265);
T193 = T103 - T104;
T194 = T99 - T94;
T195 = FMA(KP923879532, T193, KP382683432 * T194);
T199 = FNMS(KP382683432, T193, KP923879532 * T194);
}
}
{
E T107;
E T110;
E T111;
E T116;
E T118;
E T117;
E T114;
E T119;
E T115;
E T120;
{
E T108;
E T109;
E T112;
E T113;
T107 = I[WS(is, 15)];
T108 = I[WS(is, 17)];
T109 = I[WS(is, 47)];
T110 = T108 + T109;
T111 = FMA(KP500000000, T110, T107);
T116 = KP866025403 * (T109 - T108);
T118 = I[WS(is, 33)];
T112 = I[WS(is, 31)];
T113 = I[WS(is, 1)];
T117 = T112 - T113;
T114 = KP866025403 * (T112 + T113);
T119 = FMS(KP500000000, T117, T118);
}
T115 = T111 + T114;
T120 = T116 + T119;
T121 = FMA(KP382683432, T115, KP923879532 * T120);
T125 = FNMS(KP382683432, T120, KP923879532 * T115);
{
E T262;
E T263;
E T190;
E T191;
T262 = T107 - T110;
T263 = T117 + T118;
T264 = FMA(KP923879532, T262, KP382683432 * T263);
T271 = FNMS(KP923879532, T263, KP382683432 * T262);
T190 = T111 - T114;
T191 = T119 - T116;
T192 = FNMS(KP382683432, T191, KP923879532 * T190);
T198 = FMA(KP382683432, T190, KP923879532 * T191);
}
}
{
E T76;
E T79;
E T80;
E T81;
E T83;
E T86;
E T87;
E T88;
E T82;
E T89;
{
E T77;
E T78;
E T84;
E T85;
T76 = I[WS(is, 27)];
T77 = I[WS(is, 5)];
T78 = I[WS(is, 37)];
T79 = T77 - T78;
T80 = FMA(KP707106781, T76, KP353553390 * T79);
T81 = KP612372435 * (T77 + T78);
T83 = I[WS(is, 21)];
T84 = I[WS(is, 11)];
T85 = I[WS(is, 43)];
T86 = T84 - T85;
T87 = FMA(KP707106781, T83, KP353553390 * T86);
T88 = KP612372435 * (T84 + T85);
}
T82 = T80 + T81;
T89 = T87 + T88;
T90 = T82 + T89;
T201 = T89 - T82;
{
E T258;
E T259;
E T127;
E T128;
T258 = T76 - T79;
T259 = T83 - T86;
T260 = KP707106781 * (T258 + T259);
T273 = KP707106781 * (T258 - T259);
T127 = T80 - T81;
T128 = T88 - T87;
T129 = T127 + T128;
T188 = T128 - T127;
}
}
{
E T246;
E T280;
E T255;
E T281;
E T269;
E T283;
E T276;
E T284;
E T251;
E T254;
T246 = T242 + T245;
T280 = T242 - T245;
T251 = T249 - T250;
T254 = T252 + T253;
T255 = FNMS(KP1_961570560, T254, KP390180644 * T251);
T281 = FMA(KP390180644, T254, KP1_961570560 * T251);
{
E T261;
E T268;
E T272;
E T275;
T261 = T257 + T260;
T268 = T264 + T267;
T269 = T261 + T268;
T283 = T261 - T268;
T272 = T270 - T271;
T275 = T273 - T274;
T276 = T272 - T275;
T284 = T272 + T275;
}
{
E T256;
E T277;
E T286;
E T287;
T256 = T246 + T255;
T277 = FNMS(KP1_990369453, T276, KP196034280 * T269);
O[WS(os, 40)] = T256 - T277;
O[WS(os, 7)] = T256 + T277;
T286 = T280 + T281;
T287 = FMA(KP1_546020906, T283, KP1_268786568 * T284);
O[WS(os, 19)] = T286 - T287;
O[WS(os, 28)] = T286 + T287;
}
{
E T278;
E T279;
E T282;
E T285;
T278 = T246 - T255;
T279 = FMA(KP1_990369453, T269, KP196034280 * T276);
O[WS(os, 16)] = T278 - T279;
O[WS(os, 31)] = T278 + T279;
T282 = T280 - T281;
T285 = FNMS(KP1_546020906, T284, KP1_268786568 * T283);
O[WS(os, 43)] = T282 - T285;
O[WS(os, 4)] = T282 + T285;
}
}
{
E T290;
E T304;
E T293;
E T305;
E T297;
E T307;
E T300;
E T308;
E T291;
E T292;
T290 = T288 - T289;
T304 = T288 + T289;
T291 = T252 - T253;
T292 = T249 + T250;
T293 = FMA(KP1_111140466, T291, KP1_662939224 * T292);
T305 = FNMS(KP1_111140466, T292, KP1_662939224 * T291);
{
E T295;
E T296;
E T298;
E T299;
T295 = T257 - T260;
T296 = T271 + T270;
T297 = T295 - T296;
T307 = T295 + T296;
T298 = T264 - T267;
T299 = T273 + T274;
T300 = T298 - T299;
T308 = T298 + T299;
}
{
E T294;
E T301;
E T310;
E T311;
T294 = T290 - T293;
T301 = FMA(KP942793473, T297, KP1_763842528 * T300);
O[WS(os, 10)] = T294 - T301;
O[WS(os, 37)] = T294 + T301;
T310 = T304 - T305;
T311 = FMA(KP580569354, T307, KP1_913880671 * T308);
O[WS(os, 22)] = T310 - T311;
O[WS(os, 25)] = T310 + T311;
}
{
E T302;
E T303;
E T306;
E T309;
T302 = T290 + T293;
T303 = FNMS(KP1_763842528, T297, KP942793473 * T300);
O[WS(os, 34)] = T302 - T303;
O[WS(os, 13)] = T302 + T303;
T306 = T304 + T305;
T309 = FNMS(KP580569354, T308, KP1_913880671 * T307);
O[WS(os, 46)] = T306 - T309;
O[WS(os, 1)] = T306 + T309;
}
}
{
E T30;
E T140;
E T136;
E T144;
E T65;
E T141;
E T123;
E T143;
{
E T14;
E T29;
E T126;
E T135;
T14 = T6 - T13;
T29 = FMA(KP765366864, T23, KP1_847759065 * T28);
T30 = T14 + T29;
T140 = T14 - T29;
T126 = T124 - T125;
T135 = T129 - T134;
T136 = T126 - T135;
T144 = T126 + T135;
}
{
E T55;
E T64;
E T91;
E T122;
T55 = T45 - T54;
T64 = T60 - T63;
T65 = FNMS(KP1_662939224, T64, KP1_111140466 * T55);
T141 = FMA(KP1_111140466, T64, KP1_662939224 * T55);
T91 = T75 - T90;
T122 = T106 - T121;
T123 = T91 - T122;
T143 = T91 + T122;
}
{
E T66;
E T137;
E T146;
E T147;
T66 = T30 + T65;
T137 = FNMS(KP1_913880671, T136, KP580569354 * T123);
O[WS(os, 41)] = T66 - T137;
O[WS(os, 6)] = T66 + T137;
T146 = T140 + T141;
T147 = FMA(KP1_763842528, T143, KP942793473 * T144);
O[WS(os, 18)] = T146 - T147;
O[WS(os, 29)] = T146 + T147;
}
{
E T138;
E T139;
E T142;
E T145;
T138 = T30 - T65;
T139 = FMA(KP1_913880671, T123, KP580569354 * T136);
O[WS(os, 17)] = T138 - T139;
O[WS(os, 30)] = T138 + T139;
T142 = T140 - T141;
T145 = FNMS(KP1_763842528, T144, KP942793473 * T143);
O[WS(os, 42)] = T142 - T145;
O[WS(os, 5)] = T142 + T145;
}
}
{
E T218;
E T232;
E T228;
E T236;
E T221;
E T233;
E T225;
E T235;
{
E T216;
E T217;
E T226;
E T227;
T216 = T172 + T173;
T217 = FMA(KP765366864, T176, KP1_847759065 * T175);
T218 = T216 + T217;
T232 = T216 - T217;
T226 = T192 - T195;
T227 = T201 + T202;
T228 = T226 - T227;
T236 = T226 + T227;
}
{
E T219;
E T220;
E T223;
E T224;
T219 = T179 + T180;
T220 = T182 + T183;
T221 = FMA(KP1_662939224, T219, KP1_111140466 * T220);
T233 = FNMS(KP1_662939224, T220, KP1_111140466 * T219);
T223 = T187 + T188;
T224 = T199 - T198;
T225 = T223 - T224;
T235 = T223 + T224;
}
{
E T222;
E T229;
E T238;
E T239;
T222 = T218 - T221;
T229 = FMA(KP580569354, T225, KP1_913880671 * T228);
O[WS(os, 9)] = T222 - T229;
O[WS(os, 38)] = T222 + T229;
T238 = T232 - T233;
T239 = FMA(KP942793473, T235, KP1_763842528 * T236);
O[WS(os, 21)] = T238 - T239;
O[WS(os, 26)] = T238 + T239;
}
{
E T230;
E T231;
E T234;
E T237;
T230 = T218 + T221;
T231 = FNMS(KP1_913880671, T225, KP580569354 * T228);
O[WS(os, 33)] = T230 - T231;
O[WS(os, 14)] = T230 + T231;
T234 = T232 + T233;
T237 = FNMS(KP942793473, T236, KP1_763842528 * T235);
O[WS(os, 45)] = T234 - T237;
O[WS(os, 2)] = T234 + T237;
}
}
{
E T178;
E T208;
E T204;
E T212;
E T185;
E T209;
E T197;
E T211;
{
E T174;
E T177;
E T200;
E T203;
T174 = T172 - T173;
T177 = FNMS(KP1_847759065, T176, KP765366864 * T175);
T178 = T174 - T177;
T208 = T174 + T177;
T200 = T198 + T199;
T203 = T201 - T202;
T204 = T200 - T203;
T212 = T200 + T203;
}
{
E T181;
E T184;
E T189;
E T196;
T181 = T179 - T180;
T184 = T182 - T183;
T185 = FMA(KP1_961570560, T181, KP390180644 * T184);
T209 = FNMS(KP1_961570560, T184, KP390180644 * T181);
T189 = T187 - T188;
T196 = T192 + T195;
T197 = T189 + T196;
T211 = T189 - T196;
}
{
E T186;
E T205;
E T214;
E T215;
T186 = T178 - T185;
T205 = FMA(KP196034280, T197, KP1_990369453 * T204);
O[WS(os, 8)] = T186 - T205;
O[WS(os, 39)] = T186 + T205;
T214 = T208 - T209;
T215 = FMA(KP1_268786568, T211, KP1_546020906 * T212);
O[WS(os, 20)] = T214 - T215;
O[WS(os, 27)] = T214 + T215;
}
{
E T206;
E T207;
E T210;
E T213;
T206 = T178 + T185;
T207 = FNMS(KP1_990369453, T197, KP196034280 * T204);
O[WS(os, 32)] = T206 - T207;
O[WS(os, 15)] = T206 + T207;
T210 = T208 + T209;
T213 = FNMS(KP1_268786568, T212, KP1_546020906 * T211);
O[WS(os, 44)] = T210 - T213;
O[WS(os, 3)] = T210 + T213;
}
}
{
E T150;
E T164;
E T160;
E T168;
E T153;
E T165;
E T157;
E T167;
{
E T148;
E T149;
E T158;
E T159;
T148 = T6 + T13;
T149 = FNMS(KP765366864, T28, KP1_847759065 * T23);
T150 = T148 - T149;
T164 = T148 + T149;
T158 = T121 + T106;
T159 = T129 + T134;
T160 = T158 - T159;
T168 = T158 + T159;
}
{
E T151;
E T152;
E T155;
E T156;
T151 = T60 + T63;
T152 = T45 + T54;
T153 = FMA(KP390180644, T151, KP1_961570560 * T152);
T165 = FNMS(KP390180644, T152, KP1_961570560 * T151);
T155 = T75 + T90;
T156 = T125 + T124;
T157 = T155 - T156;
T167 = T155 + T156;
}
{
E T154;
E T161;
E T170;
E T171;
T154 = T150 - T153;
T161 = FMA(KP1_268786568, T157, KP1_546020906 * T160);
O[WS(os, 11)] = T154 - T161;
O[WS(os, 36)] = T154 + T161;
T170 = T164 - T165;
T171 = FMA(KP196034280, T167, KP1_990369453 * T168);
O[WS(os, 23)] = T170 - T171;
O[WS(os, 24)] = T170 + T171;
}
{
E T162;
E T163;
E T166;
E T169;
T162 = T150 + T153;
T163 = FNMS(KP1_546020906, T157, KP1_268786568 * T160);
O[WS(os, 35)] = T162 - T163;
O[WS(os, 12)] = T162 + T163;
T166 = T164 + T165;
T169 = FNMS(KP196034280, T168, KP1_990369453 * T167);
O[WS(os, 47)] = T166 - T169;
O[0] = T166 + T169;
}
}
}
}
template void dct_type3_48<>(const double*, double*, int, int, int, int, int);
template void dct_type3_48<>(const float*, float*, int, int, int, int, int);
template void dct_type3_48<>(const double*, double*, size_t, size_t, size_t, size_t, size_t);
template void dct_type3_48<>(const float*, float*, size_t, size_t, size_t, size_t, size_t);