new classes for resonance and V0 analysis (from R. Vernet)

[u/mrichter/AliRoot.git] / ITS / AliITSRawStreamSSD.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
///
/// This class provides access to ITS SSD digits in raw data.
//  Revised by Enrico Fragiacomo
//  Last update: 2007/09/06
///
///////////////////////////////////////////////////////////////////////////////

#include "Riostream.h"
#include "AliITSRawStreamSSD.h"
#include "AliRawReader.h"
#include "AliLog.h"

ClassImp(AliITSRawStreamSSD)
  
  
  const Int_t AliITSRawStreamSSD::fgkDDLModuleMap[kDDLsNumber][kModulesPerDDL] = {

    //DDL[32][]=   
    { 1214,1215,1224,1225,1222,1223,1220,1221,1218,1219,1216,1217,
      1192,1193,1202,1203,1200,1201,1198,1199,1196,1197,1194,1195,
      1170,1171,1180,1181,1178,1179,1176,1177,1174,1175,1172,1173,
      1148,1149,1158,1159,1156,1157,1154,1155,1152,1153,1150,1151,
      2121,2122,2119,2120,2117,2118,2115,2116,2113,2114,2111,2112,
      2096,2097,2094,2095,2092,2093,2090,2091,2088,2089,2086,2087,
      2071,2072,2069,2070,2067,2068,2065,2066,2063,2064,2061,2062,
      2046,2047,2044,2045,2042,2043,2040,2041,2038,2039,2036,2037,
      2021,2022,2019,2020,2017,2018,2015,2016,2013,2014,2011,2012},
    
    //DDL[33][]=   
    {1126,1127,1136,1137,1134,1135,1132,1133,1130,1131,1128,1129,
     1104,1105,1114,1115,1112,1113,1110,1111,1108,1109,1106,1107,
     1082,1083,1092,1093,1090,1091,1088,1089,1086,1087,1084,1085,
     1060,1061,1070,1071,1068,1069,1066,1067,1064,1065,1062,1063,
     1038,1039,1048,1049,1046,1047,1044,1045,1042,1043,1040,1041,
     1996,1997,1994,1995,1992,1993,1990,1991,1988,1989,1986,1987,
     1971,1972,1969,1970,1967,1968,1965,1966,1963,1964,1961,1962,
     1946,1947,1944,1945,1942,1943,1940,1941,1938,1939,1936,1937,
     1921,1922,1919,1920,1917,1918,1915,1916,1913,1914,1911,1912},
    
    //DDL[34][]=   
    {1016,1017,1026,1027,1024,1025,1022,1023,1020,1021,1018,1019,
      994, 995,1004,1005,1002,1003,1000,1001, 998, 999, 996, 997,
      972, 973, 982, 983, 980, 981, 978, 979, 976, 977, 974, 975,
      950, 951, 960, 961, 958, 959, 956, 957, 954, 955, 952, 953,
     1896,1897,1894,1895,1892,1893,1890,1891,1888,1889,1886,1887,
     1871,1872,1869,1870,1867,1868,1865,1866,1863,1864,1861,1862,
     1846,1847,1844,1845,1842,1843,1840,1841,1838,1839,1836,1837,
     1821,1822,1819,1820,1817,1818,1815,1816,1813,1814,1811,1812,
     1796,1797,1794,1795,1792,1793,1790,1791,1788,1789,1786,1787},
    
    //DDL[35][]=   
    { 928, 929, 938, 939, 936, 937, 934, 935, 932, 933, 930, 931,
      906, 907, 916, 917, 914, 915, 912, 913, 910, 911, 908, 909,
      884, 885, 894, 895, 892, 893, 890, 891, 888, 889, 886, 887,
      862, 863, 872, 873, 870, 871, 868, 869, 866, 867, 864, 865,
     1771,1772,1769,1770,1767,1768,1765,1766,1763,1764,1761,1762,
     1746,1747,1744,1745,1742,1743,1740,1741,1738,1739,1736,1737,
     1721,1722,1719,1720,1717,1718,1715,1716,1713,1714,1711,1712,
     1696,1697,1694,1695,1692,1693,1690,1691,1688,1689,1686,1687,
     1671,1672,1669,1670,1667,1668,1665,1666,1663,1664,1661,1662},
    
    //DDL[36][]=   
    { 840, 841, 850, 851, 848, 849, 846, 847, 844, 845, 842, 843,
      818, 819, 828, 829, 826, 827, 824, 825, 822, 823, 820, 821,
      796, 797, 806, 807, 804, 805, 802, 803, 800, 801, 798, 799,
      774, 775, 784, 785, 782, 783, 780, 781, 778, 779, 776, 777,
     1646,1647,1644,1645,1642,1643,1640,1641,1638,1639,1636,1637,
     1621,1622,1619,1620,1617,1618,1615,1616,1613,1614,1611,1612,
     1596,1597,1594,1595,1592,1593,1590,1591,1588,1589,1586,1587,
     1571,1572,1569,1570,1567,1568,1565,1566,1563,1564,1561,1562,
     1546,1547,1544,1545,1542,1543,1540,1541,1538,1539,1536,1537},
    
    //DDL[37][]=   
    { 752, 753, 762, 763, 760, 761, 758, 759, 756, 757, 754, 755,
      730, 731, 740, 741, 738, 739, 736, 737, 734, 735, 732, 733,
      708, 709, 718, 719, 716, 717, 714, 715, 712, 713, 710, 711,
      686, 687, 696, 697, 694, 695, 692, 693, 690, 691, 688, 689,
      664, 665, 674, 675, 672, 673, 670, 671, 668, 669, 666, 667,
     1521,1522,1519,1520,1517,1518,1515,1516,1513,1514,1511,1512,
     1496,1497,1494,1495,1492,1493,1490,1491,1488,1489,1486,1487,
     1471,1472,1469,1470,1467,1468,1465,1466,1463,1464,1461,1462,
     1446,1447,1444,1445,1442,1443,1440,1441,1438,1439,1436,1437},
    
    //DDL[38][]=   
    { 642, 643, 652, 653, 650, 651, 648, 649, 646, 647, 644, 645,
      620, 621, 630, 631, 628, 629, 626, 627, 624, 625, 622, 623,
      598, 599, 608, 609, 606, 607, 604, 605, 602, 603, 600, 601,
      576, 577, 586, 587, 584, 585, 582, 583, 580, 581, 578, 579,
     1421,1422,1419,1420,1417,1418,1415,1416,1413,1414,1411,1412,
     1396,1397,1394,1395,1392,1393,1390,1391,1388,1389,1386,1387,
     1369,1371,1365,1367,1361,1363,1357,1359,1353,1355,1349,1351,
     1346,1347,1344,1345,1342,1343,1340,1341,1338,1339,1336,1337,
     1321,1322,1319,1320,1317,1318,1315,1316,1313,1314,1311,1312},
    
    //DDL[39][]=   
    { 554, 555, 564, 565, 562, 563, 560, 561, 558, 559, 556, 557,
      532, 533, 542, 543, 540, 541, 538, 539, 536, 537, 534, 535,
      510, 511, 520, 521, 518, 519, 516, 517, 514, 515, 512, 513,
     1236,1237,1246,1247,1244,1245,1242,1243,1240,1241,1238,1239,
     1296,1297,1294,1295,1292,1293,1290,1291,1288,1289,1286,1287,
     1271,1272,1269,1270,1267,1268,1265,1266,1263,1264,1261,1262,
     2196,2197,2194,2195,2192,2193,2190,2191,2188,2189,2186,2187,
     2171,2172,2169,2170,2167,2168,2165,2166,2163,2164,2161,2162,
     2146,2147,2144,2145,2142,2143,2140,2141,2138,2139,2136,2137},
    
    //DDL[40][]=   
    {2060,2110,1205,1204,1206,1207,1209,1208,1211,1210,1213,1212,
       -1,2085,1183,1182,1184,1185,1187,1186,1189,1188,1191,1190,
       -1,2010,1161,1160,1162,1163,1165,1164,1167,1166,1169,1168,
       -1,2035,1139,1138,1140,1141,1143,1142,1145,1144,1147,1146,
     2099,2098,2101,2100,2103,2102,2105,2104,2107,2106,2109,2108,
     2074,2073,2076,2075,2078,2077,2080,2079,2082,2081,2084,2083,
     2049,2048,2051,2050,2053,2052,2055,2054,2057,2056,2059,2058,
     2024,2023,2026,2025,2028,2027,2030,2029,2032,2031,2034,2033,
     1999,1998,2001,2000,2003,2002,2005,2004,2007,2006,2009,2008},
    
    //DDL[41][]=   
    {  -1,1960,1117,1116,1118,1119,1121,1120,1123,1122,1125,1124,
       -1,1985,1095,1094,1096,1097,1099,1098,1101,1100,1103,1102,
       -1,1910,1073,1072,1074,1075,1077,1076,1079,1078,1081,1080,
     1935,  -1,1051,1050,1052,1053,1055,1054,1057,1056,1059,1058,
       -1,  -1,1029,1028,1030,1031,1033,1032,1035,1034,1037,1036,
     1974,1973,1976,1975,1978,1977,1980,1979,1982,1981,1984,1983,
     1949,1948,1951,1950,1953,1952,1955,1954,1957,1956,1959,1958,
     1924,1923,1926,1925,1928,1927,1930,1929,1932,1931,1934,1933,
     1899,1898,1901,1900,1903,1902,1905,1904,1907,1906,1909,1908},
    
    //DDL[42][]=   
    {1835,1885,1007,1006,1008,1009,1011,1010,1013,1012,1015,1014,
       -1,1860, 985, 984, 986, 987, 989, 988, 991, 990, 993, 992,
       -1,1785, 963, 962, 964, 965, 967, 966, 969, 968, 971, 970,
       -1,1810, 941, 940, 942, 943, 945, 944, 947, 946, 949, 948,
     1874,1873,1876,1875,1878,1877,1880,1879,1882,1881,1884,1883,
     1849,1848,1851,1850,1853,1852,1855,1854,1857,1856,1859,1858,
     1824,1823,1826,1825,1828,1827,1830,1829,1832,1831,1834,1833,
     1799,1798,1801,1800,1803,1802,1805,1804,1807,1806,1809,1808,
     1774,1773,1776,1775,1778,1777,1780,1779,1782,1781,1784,1783},
    
    //DDL[43][]=   
    {  -1,1735, 919, 918, 920, 921, 923, 922, 925, 924, 927, 926,
       -1,1760, 897, 896, 898, 899, 901, 900, 903, 902, 905, 904,
       -1,1685, 875, 874, 876, 877, 879, 878, 881, 880, 883, 882,
     1710,1660, 853, 852, 854, 855, 857, 856, 859, 858, 861, 860,
     1749,1748,1751,1750,1753,1752,1755,1754,1757,1756,1759,1758,
     1724,1723,1726,1725,1728,1727,1730,1729,1732,1731,1734,1733,
     1699,1698,1701,1700,1703,1702,1705,1704,1707,1706,1709,1708,
     1674,1673,1676,1675,1678,1677,1680,1679,1682,1681,1684,1683,
     1649,1648,1651,1650,1653,1652,1655,1654,1657,1656,1659,1658},
    
    //DDL[44][]=   
    {1585,1635, 831, 830, 832, 833, 835, 834, 837, 836, 839, 838,
       -1,1610, 809, 808, 810, 811, 813, 812, 815, 814, 817, 816,
       -1,1535, 787, 786, 788, 789, 791, 790, 793, 792, 795, 794,
       -1,1560, 765, 764, 766, 767, 769, 768, 771, 770, 773, 772,
     1624,1623,1626,1625,1628,1627,1630,1629,1632,1631,1634,1633,
     1599,1598,1601,1600,1603,1602,1605,1604,1607,1606,1609,1608,
     1574,1573,1576,1575,1578,1577,1580,1579,1582,1581,1584,1583,
     1549,1548,1551,1550,1553,1552,1555,1554,1557,1556,1559,1558,
     1524,1523,1526,1525,1528,1527,1530,1529,1532,1531,1534,1533},
    
    //DDL[45][]=   
    {  -1,1485, 743, 742, 744, 745, 747, 746, 749, 748, 751, 750,
       -1,1510, 721, 720, 722, 723, 725, 724, 727, 726, 729, 728,
       -1,1435, 699, 698, 700, 701, 703, 702, 705, 704, 707, 706,
     1460,  -1, 677, 676, 678, 679, 681, 680, 683, 682, 685, 684,
       -1,  -1, 655, 654, 656, 657, 659, 658, 661, 660, 663, 662,
     1499,1498,1501,1500,1503,1502,1505,1504,1507,1506,1509,1508,
     1474,1473,1476,1475,1478,1477,1480,1479,1482,1481,1484,1483,
     1449,1448,1451,1450,1453,1452,1455,1454,1457,1456,1459,1458,
     1424,1423,1426,1425,1428,1427,1430,1429,1432,1431,1434,1433},
    
    //DDL[46][]=   
    {  -1,1410, 633, 632, 634, 635, 637, 636, 639, 638, 641, 640,
       -1,1385, 611, 610, 612, 613, 615, 614, 617, 616, 619, 618,
       -1,1310, 589, 588, 590, 591, 593, 592, 595, 594, 597, 596,
       -1,1335, 567, 566, 568, 569, 571, 570, 573, 572, 575, 574,
     1399,1398,1401,1400,1403,1402,1405,1404,1407,1406,1409,1408,
     1374,1373,1376,1375,1378,1377,1380,1379,1382,1381,1384,1383,
     1350,1348,1354,1352,1358,1356,1362,1360,1366,1364,1370,1368,
     1324,1323,1326,1325,1328,1327,1330,1329,1332,1331,1334,1333,
     1299,1298,1301,1300,1303,1302,1305,1304,1307,1306,1309,1308},
    
    //DDL[47][]=   
    {  -1,1260, 545, 544, 546, 547, 549, 548, 551, 550, 553, 552,
       -1,1285, 523, 522, 524, 525, 527, 526, 529, 528, 531, 530,
       -1,2160, 501, 500, 502, 503, 505, 504, 507, 506, 509, 508,
     2185,2135,1227,1226,1228,1229,1231,1230,1233,1232,1235,1234,
     1274,1273,1276,1275,1278,1277,1280,1279,1282,1281,1284,1283,
     1249,1248,1251,1250,1253,1252,1255,1254,1257,1256,1259,1258,
     2174,2173,2176,2175,2178,2177,2180,2179,2182,2181,2184,2183,
     2149,2148,2151,2150,2153,2152,2155,2154,2157,2156,2159,2158,
     2124,2123,2126,2125,2128,2127,2130,2129,2132,2131,2134,2133}
    
  };


AliITSRawStreamSSD::AliITSRawStreamSSD(AliRawReader* rawReader) :
  AliITSRawStream(rawReader),
  fddl(0),
  fad(0),
  fadc(0),
  flag(0),
  fData(0) {
  // create an object to read ITS SSD raw digits
  
  //  fRawReader->Reset();
  fRawReader->Select("ITSSSD");
}


Bool_t AliITSRawStreamSSD::Next()
{
  // read the next raw digit
  // returns kFALSE if there is no digit left

  flag=0;
  fPrevModuleID = fModuleID;
  if (!fRawReader->ReadNextInt(fData)) return kFALSE;
  
  // new coding following IGF Memo - M.Rossewij - 22-06-2004
  fSignal = (fData & 0x00000FFF); // signal coded in the first 12 bits 
  fSignal  = (fSignal > 2048) ? fSignal - 4096 : fSignal;
		
  UInt_t slot = (fData >> 28) & 0x0000000F;  // slot range 1 - 9
  UInt_t adc =  (fData >> 24) & 0x0000000F;  // adc range 0 - 5 AND 8 - 13;
  UInt_t relModuleID = (slot-1) * 12;        // 0 - 96
  relModuleID += (adc<6) ? adc : (adc-2);   // adds 0 - 5 AND 6 - 11



  flag=1;
  // relModuleID range 0 - 108
  if(relModuleID > kModulesPerDDL){
    fRawReader->AddMajorErrorLog(kWrongModuleIdErr,Form("Module ID = %d > %d (max)",relModuleID,kModulesPerDDL));
    AliWarning(Form("Module ID = %d > %d (max)",relModuleID,kModulesPerDDL));
    return kFALSE;
  }
  if(relModuleID < 0){
    AliWarning(Form("Module ID = %d < 0",relModuleID));
    return kFALSE;
  }
  flag=0;



  fModuleID = fgkDDLModuleMap[fRawReader->GetDDLID()][relModuleID];
      
  fCoord2 =  (fData >> 12) & 0x000007FF; 
  fCoord1 = (fCoord2 < 768) ? 0 : 1; // strip 0 - 767 are Pside, strip 768 - 1535 are Nside
  fCoord2 = (fCoord1 == 0) ? fCoord2 : (1535 - fCoord2);

  /*
  cout<<"AliITSRawStreamSSD baseword="<<fData<<" slot="<<slot<<" adc="<<adc
      <<" relModuleID="<<relModuleID<<" ddl="<<fRawReader->GetDDLID()
      <<" coord1="<<fCoord1<<" coord2="<<fCoord2<<" signal"<<fSignal
      <<" fModuleID="<<fModuleID<<endl;
  */

  fadc=adc;
  fad=slot;
  fddl=fRawReader->GetDDLID();
  
  return kTRUE;
}