Go to c2d function description
Attention: This page only addresses Filter Factory 3.0.4 for Photoshop/Win32.
Offset: [1C006004]+0D78h
Size: 1024*2 = 800h
Type: Array [0..1023] of uint16
uint16 C2D_LOOKUP[0..1023];
for (i=0; i<1024; i++) {
C2D_LOOKUP[i] = FixATan2(1024, i+1);
}
The code for the calculation of C2D_LOOKUP is:
1C00130F: 83 C4 04 add esp,4 1C001312: A1 04 60 00 1C mov eax,[1C006004] 1C001317: 05 78 0D 00 00 add eax,0D78h 1C00131C: 50 push eax 1C00131D: E8 BE 27 00 00 call 1C003AE0 (@@C2D_GENERATION) ... @@C2D_GENERATION: 1C003AE0: 53 push ebx 1C003AE1: 56 push esi 1C003AE2: 57 push edi 1C003AE3: 2B F6 sub esi,esi 1C003AE5: 8B 5C 24 10 mov ebx,dword ptr [esp+10h] ; <-- ebx = [1C006004]+0D78h @@C2D_NEXT: 1C003AE9: 8D 7E 01 lea edi,[esi+1] 1C003AEC: 57 push edi 1C003AED: 68 00 04 00 00 push 400h ; 1024 1C003AF2: E8 75 22 00 00 call FixATan2 ; Plugin.dll by Adobe 1C003AF7: 66 89 04 73 mov word ptr [ebx+esi*2],ax 1C003AFB: 81 FF 00 04 00 00 cmp edi,400h ; 1024 1C003B01: 8B F7 mov esi,edi 1C003B03: 7C E4 jl 1C003AE9 (@@C2D_NEXT) 1C003B05: 5F pop edi 1C003B06: 5E pop esi 1C003B07: 5B pop ebx 1C003B08: C3 ret
None
const uint16_t C2D_LOOKUP[1024] = {
64, 128, 191, 255, 319, 383, 447, 511, 575, 639, 703, 767, 831, 895, 959, 1023, 1087, 1151, 1215, 1279,
1343, 1407, 1471, 1535, 1599, 1663, 1727, 1791, 1855, 1919, 1983, 2047, 2111, 2175, 2239, 2303, 2366,
2430, 2494, 2558, 2622, 2686, 2750, 2814, 2878, 2942, 3005, 3069, 3133, 3197, 3261, 3325, 3388, 3452,
3516, 3580, 3644, 3708, 3771, 3835, 3899, 3963, 4026, 4090, 4154, 4218, 4281, 4345, 4409, 4473, 4536,
4600, 4664, 4727, 4791, 4855, 4918, 4982, 5046, 5109, 5173, 5236, 5300, 5364, 5427, 5491, 5554, 5618,
5681, 5745, 5808, 5872, 5935, 5999, 6062, 6126, 6189, 6252, 6316, 6379, 6443, 6506, 6569, 6633, 6696,
6759, 6823, 6886, 6949, 7013, 7076, 7139, 7202, 7266, 7329, 7392, 7455, 7518, 7582, 7645, 7708, 7771,
7834, 7897, 7960, 8023, 8086, 8149, 8212, 8275, 8338, 8401, 8464, 8527, 8590, 8653, 8716, 8779, 8841,
8904, 8967, 9030, 9093, 9155, 9218, 9281, 9344, 9406, 9469, 9532, 9594, 9657, 9720, 9782, 9845, 9907,
9970, 10032, 10095, 10157, 10220, 10282, 10345, 10407, 10470, 10532, 10594, 10657, 10719, 10781, 10843,
10906, 10968, 11030, 11092, 11155, 11217, 11279, 11341, 11403, 11465, 11527, 11589, 11651, 11713, 11775,
11837, 11899, 11961, 12023, 12085, 12146, 12208, 12270, 12332, 12394, 12455, 12517, 12579, 12640, 12702,
12764, 12825, 12887, 12948, 13010, 13071, 13133, 13194, 13256, 13317, 13379, 13440, 13501, 13563, 13624,
13685, 13746, 13808, 13869, 13930, 13991, 14052, 14113, 14174, 14235, 14296, 14357, 14418, 14479, 14540,
14601, 14662, 14723, 14784, 14844, 14905, 14966, 15027, 15087, 15148, 15208, 15269, 15330, 15390, 15451,
15511, 15572, 15632, 15693, 15753, 15813, 15874, 15934, 15994, 16054, 16115, 16175, 16235, 16295, 16355,
16415, 16475, 16535, 16595, 16655, 16715, 16775, 16835, 16895, 16955, 17015, 17074, 17134, 17194, 17254,
17313, 17373, 17432, 17492, 17551, 17611, 17670, 17730, 17789, 17849, 17908, 17967, 18027, 18086, 18145,
18204, 18264, 18323, 18382, 18441, 18500, 18559, 18618, 18677, 18736, 18795, 18854, 18912, 18971, 19030,
19089, 19147, 19206, 19265, 19323, 19382, 19440, 19499, 19557, 19616, 19674, 19733, 19791, 19849, 19908,
19966, 20024, 20082, 20141, 20199, 20257, 20315, 20373, 20431, 20489, 20547, 20605, 20663, 20720, 20778,
20836, 20894, 20951, 21009, 21067, 21124, 21182, 21239, 21297, 21354, 21412, 21469, 21526, 21584, 21641,
21698, 21756, 21813, 21870, 21927, 21984, 22041, 22098, 22155, 22212, 22269, 22326, 22383, 22439, 22496,
22553, 22610, 22666, 22723, 22780, 22836, 22893, 22949, 23006, 23062, 23118, 23175, 23231, 23287, 23344,
23400, 23456, 23512, 23568, 23624, 23680, 23736, 23792, 23848, 23904, 23960, 24016, 24071, 24127, 24183,
24238, 24294, 24350, 24405, 24461, 24516, 24572, 24627, 24682, 24738, 24793, 24848, 24904, 24959, 25014,
25069, 25124, 25179, 25234, 25289, 25344, 25399, 25454, 25509, 25563, 25618, 25673, 25727, 25782, 25836,
25891, 25945, 26000, 26054, 26109, 26163, 26217, 26271, 26326, 26380, 26434, 26488, 26542, 26596, 26650,
26704, 26758, 26812, 26866, 26920, 26974, 27027, 27081, 27135, 27188, 27242, 27295, 27349, 27402, 27456,
27509, 27563, 27616, 27669, 27722, 27776, 27829, 27882, 27935, 27988, 28041, 28094, 28147, 28200, 28253,
28305, 28358, 28411, 28464, 28516, 28569, 28621, 28674, 28726, 28779, 28831, 28884, 28936, 28988, 29041,
29093, 29145, 29197, 29249, 29301, 29353, 29405, 29457, 29509, 29561, 29613, 29664, 29716, 29768, 29820,
29871, 29923, 29974, 30026, 30077, 30129, 30180, 30231, 30283, 30334, 30385, 30436, 30488, 30539, 30590,
30641, 30692, 30743, 30794, 30844, 30895, 30946, 30997, 31047, 31098, 31149, 31199, 31250, 31300, 31351,
31401, 31452, 31502, 31552, 31602, 31653, 31703, 31753, 31803, 31853, 31903, 31953, 32003, 32053, 32103,
32153, 32202, 32252, 32302, 32351, 32401, 32451, 32500, 32550, 32599, 32649, 32698, 32747, 32796, 32846,
32895, 32944, 32993, 33042, 33091, 33140, 33189, 33238, 33287, 33336, 33385, 33434, 33482, 33531, 33580,
33628, 33677, 33725, 33774, 33822, 33871, 33919, 33967, 34015, 34064, 34112, 34160, 34208, 34256, 34304,
34352, 34400, 34448, 34496, 34544, 34592, 34639, 34687, 34735, 34782, 34830, 34877, 34925, 34972, 35020,
35067, 35115, 35162, 35209, 35256, 35303, 35351, 35398, 35445, 35492, 35539, 35586, 35633, 35679, 35726,
35773, 35820, 35866, 35913, 35960, 36006, 36053, 36099, 36146, 36192, 36239, 36285, 36331, 36377, 36424,
36470, 36516, 36562, 36608, 36654, 36700, 36746, 36792, 36838, 36883, 36929, 36975, 37021, 37066, 37112,
37157, 37203, 37248, 37294, 37339, 37385, 37430, 37475, 37520, 37566, 37611, 37656, 37701, 37746, 37791,
37836, 37881, 37926, 37971, 38015, 38060, 38105, 38149, 38194, 38239, 38283, 38328, 38372, 38417, 38461,
38505, 38550, 38594, 38638, 38682, 38727, 38771, 38815, 38859, 38903, 38947, 38991, 39035, 39078, 39122,
39166, 39210, 39253, 39297, 39341, 39384, 39428, 39471, 39515, 39558, 39601, 39645, 39688, 39731, 39774,
39818, 39861, 39904, 39947, 39990, 40033, 40076, 40119, 40161, 40204, 40247, 40290, 40332, 40375, 40418,
40460, 40503, 40545, 40588, 40630, 40673, 40715, 40757, 40799, 40842, 40884, 40926, 40968, 41010, 41052,
41094, 41136, 41178, 41220, 41262, 41303, 41345, 41387, 41429, 41470, 41512, 41553, 41595, 41636, 41678,
41719, 41761, 41802, 41843, 41885, 41926, 41967, 42008, 42049, 42090, 42131, 42172, 42213, 42254, 42295,
42336, 42376, 42417, 42458, 42499, 42539, 42580, 42620, 42661, 42701, 42742, 42782, 42823, 42863, 42903,
42944, 42984, 43024, 43064, 43104, 43144, 43184, 43224, 43264, 43304, 43344, 43384, 43424, 43463, 43503,
43543, 43582, 43622, 43662, 43701, 43741, 43780, 43820, 43859, 43898, 43938, 43977, 44016, 44055, 44094,
44134, 44173, 44212, 44251, 44290, 44329, 44368, 44406, 44445, 44484, 44523, 44562, 44600, 44639, 44677,
44716, 44755, 44793, 44832, 44870, 44908, 44947, 44985, 45023, 45062, 45100, 45138, 45176, 45214, 45252,
45290, 45328, 45366, 45404, 45442, 45480, 45518, 45555, 45593, 45631, 45668, 45706, 45744, 45781, 45819,
45856, 45894, 45931, 45968, 46006, 46043, 46080, 46117, 46155, 46192, 46229, 46266, 46303, 46340, 46377,
46414, 46451, 46488, 46525, 46561, 46598, 46635, 46672, 46708, 46745, 46781, 46818, 46854, 46891, 46927,
46964, 47000, 47037, 47073, 47109, 47145, 47182, 47218, 47254, 47290, 47326, 47362, 47398, 47434, 47470,
47506, 47542, 47577, 47613, 47649, 47685, 47720, 47756, 47792, 47827, 47863, 47898, 47934, 47969, 48004,
48040, 48075, 48110, 48146, 48181, 48216, 48251, 48286, 48322, 48357, 48392, 48427, 48462, 48496, 48531,
48566, 48601, 48636, 48671, 48705, 48740, 48775, 48809, 48844, 48878, 48913, 48947, 48982, 49016, 49051,
49085, 49119, 49154, 49188, 49222, 49256, 49290, 49324, 49359, 49393, 49427, 49461, 49495, 49528, 49562,
49596, 49630, 49664, 49698, 49731, 49765, 49799, 49832, 49866, 49899, 49933, 49966, 50000, 50033, 50067,
50100, 50133, 50167, 50200, 50233, 50266, 50299, 50333, 50366, 50399, 50432, 50465, 50498, 50531, 50564,
50597, 50629, 50662, 50695, 50728, 50760, 50793, 50826, 50858, 50891, 50924, 50956, 50989, 51021, 51053,
51086, 51118, 51151, 51183, 51215, 51247, 51280, 51312, 51344, 51376, 51408, 51440, 51472 };