contrib/extractor/loadlib/adt.cpp

   1 #define _CRT_SECURE_NO_DEPRECATE
   2
   3 #include "adt.h"
   4
   5 // Helper
   6 int holetab_h[4] = {0x1111, 0x2222, 0x4444, 0x8888};
   7 int holetab_v[4] = {0x000F, 0x00F0, 0x0F00, 0xF000};
   8
   9 bool isHole(int holes, int i, int j)
  10 {
  11     int testi = i / 2;
  12     int testj = j / 4;
  13     if(testi > 3) testi = 3;
  14     if(testj > 3) testj = 3;
  15     return (holes & holetab_h[testi] & holetab_v[testj]) != 0;
  16 }
  17
  18 //
  19 // Adt file loader class
  20 //
  21 ADT_file::ADT_file()
  22 {
  23     a_grid = 0;
  24 }
  25
  26 ADT_file::~ADT_file()
  27 {
  28     free();
  29 }
  30
  31 void ADT_file::free()
  32 {
  33     a_grid = 0;
  34     FileLoader::free();
  35 }
  36
  37 //
  38 // Adt file check function
  39 //
  40 bool ADT_file::prepareLoadedData()
  41 {
  42     // Check parent
  43     if (!FileLoader::prepareLoadedData())
  44         return false;
  45
  46     // Check and prepare MHDR
  47     a_grid = (adt_MHDR *)(GetData()+8+version->size);
  48     if (!a_grid->prepareLoadedData())
  49         return false;
  50
  51     return true;
  52 }
  53
  54 bool adt_MHDR::prepareLoadedData()
  55 {
  56     if (fcc != 'MHDR')
  57         return false;
  58
  59     if (size!=sizeof(adt_MHDR)-8)
  60         return false;
  61
  62     // Check and prepare MCIN
  63     if (offsMCIN && !getMCIN()->prepareLoadedData())
  64         return false;
  65
  66     // Check and prepare MH2O
  67     if (offsMH2O && !getMH2O()->prepareLoadedData())
  68         return false;
  69
  70     return true;
  71 }
  72
  73 bool adt_MCIN::prepareLoadedData()
  74 {
  75     if (fcc != 'MCIN')
  76         return false;
  77
  78     // Check cells data
  79     for (int i=0; i<ADT_CELLS_PER_GRID;i++)
  80         for (int j=0; j<ADT_CELLS_PER_GRID;j++)
  81             if (cells[i][j].offsMCNK && !getMCNK(i,j)->prepareLoadedData())
  82                 return false;
  83
  84     return true;
  85 }
  86
  87 bool adt_MH2O::prepareLoadedData()
  88 {
  89     if (fcc != 'MH2O')
  90         return false;
  91
  92     // Check liquid data
  93 //    for (int i=0; i<ADT_CELLS_PER_GRID;i++)
  94 //        for (int j=0; j<ADT_CELLS_PER_GRID;j++)
  95
  96     return true;
  97 }
  98
  99 bool adt_MCNK::prepareLoadedData()
 100 {
 101     if (fcc != 'MCNK')
 102         return false;
 103
 104     // Check height map
 105     if (offsMCVT && !getMCVT()->prepareLoadedData())
 106         return false;
 107     // Check liquid data
 108     if (offsMCLQ && !getMCLQ()->prepareLoadedData())
 109         return false;
 110
 111     return true;
 112 }
 113
 114 bool adt_MCVT::prepareLoadedData()
 115 {
 116     if (fcc != 'MCVT')
 117         return false;
 118
 119     if (size != sizeof(adt_MCVT)-8)
 120         return false;
 121
 122     return true;
 123 }
 124
 125 bool adt_MCLQ::prepareLoadedData()
 126 {
 127     if (fcc != 'MCLQ')
 128         return false;
 129
 130     return true;
 131 }