private void MapData(byte[] data, int maskPattern)
{
int inc = -1;
int row = moduleCount - 1;
int bitIndex = 7;
int byteIndex = 0;
for (int col = moduleCount - 1; col > 0; col -= 2)
{
if (col == 6)
{
col--;
}
while (true)
{
for (int c = 0; c < 2; c++)
{
if (modules[row][col - c] == null)
{
bool dark = false;
if (byteIndex < data.Length)
{
dark = (((int)(((uint)data[byteIndex]) >> bitIndex) & 1) == 1);
}
bool mask = QRUtil.GetMask(maskPattern, row, col - c);
if (mask)
{
dark = !dark;
}
modules[row][col - c] = dark;
bitIndex--;
if (bitIndex == -1)
{
byteIndex++;
bitIndex = 7;
}
}
}
row += inc;
if (row < 0 || moduleCount <= row)
{
row -= inc;
inc = -inc;
break;
}
}
}
}
private void MapData(byte[] data, int maskPattern)
{
int num = -1;
int num2 = this.moduleCount - 1;
int num3 = 7;
int num4 = 0;
for (int i = this.moduleCount - 1; i > 0; i -= 2)
{
if (i == 6)
{
i--;
}
do
{
for (int j = 0; j < 2; j++)
{
if (!this.modules[num2][i - j].HasValue)
{
bool flag = false;
if (num4 < data.Length)
{
flag = (((uint)data[num4] >> num3 & 1u) == 1u);
}
bool mask = QRUtil.GetMask(maskPattern, num2, i - j);
if (mask)
{
flag = !flag;
}
this.modules[num2][i - j] = new bool?(flag);
num3--;
if (num3 == -1)
{
num4++;
num3 = 7;
}
}
}
num2 += num;
}while (num2 >= 0 && this.moduleCount > num2);
num2 -= num;
num = -num;
}
}