Method GetItem0

src/External/CascLib/src/CascRootFile_MNDX.cpp:882–1034

Returns the value of Item0[index] (HOTS: 1959CB0)

    // Returns the value of Item0[index] (HOTS: 1959CB0)
    DWORD GetItem0(DWORD index)
    {
        SETBITS zeroBits;
        DWORD groupIndex;
        DWORD dwordIndex;
        DWORD itemIndex;
        DWORD bitGroup;
        DWORD edx = index;

#ifdef CASCLIB_DEBUG
        //if(TotalItemCount > 0x200)
        //{
        //    FILE * fp = fopen("e:\\Ladik\\Appdir\\CascLib\\doc\\mndx-sparse-array.txt", "wt");
        //    Dump(fp);
        //    fclose(fp);
        //}
#endif

        // If the index is at begin of the group, we just return the start value
        if((index & 0x1FF) == 0)
            return IndexToItem0[INDEX_TO_GROUP(index)];

        // Find the group where the index belongs to
        groupIndex = FindGroup_Items0(index);

        // HOTS: 1959D5F
        edx += BaseVals[groupIndex].BaseValue200 - (groupIndex << 0x09);
        dwordIndex = (groupIndex << 4);

        if(edx < 0x100 - BaseVals[groupIndex].AddValue100)
        {
            // HOTS: 1959D8C
            if(edx < 0x80 - BaseVals[groupIndex].AddValue80)
            {
                // HOTS: 01959DA2
                if(edx >= 0x40 - BaseVals[groupIndex].AddValue40)
                {
                    // HOTS: 01959DB7
                    dwordIndex += 2;
                    edx = edx + BaseVals[groupIndex].AddValue40 - 0x40;
                }
            }
            else
            {
                // HOTS: 1959DC0
                if(edx < 0xC0 - BaseVals[groupIndex].AddValueC0)
                {
                    // HOTS: 1959DD3
                    dwordIndex += 4;
                    edx = edx + BaseVals[groupIndex].AddValue80 - 0x80;
                }
                else
                {
                    // HOTS: 1959DD3
                    dwordIndex += 6;
                    edx = edx + BaseVals[groupIndex].AddValueC0 - 0xC0;
                }
            }