private void ParseCameraPos(byte[] data, int segment, int cameraPosCount)
{
bool[] hasMasks = new bool[cameraPosCount];
RdtCameraPos[] cameraPos = new RdtCameraPos[cameraPosCount];
RdtCameraMask[] cameraMasks = new RdtCameraMask[cameraPosCount];
RdtMaskGroup[][] maskGroups = new RdtMaskGroup[cameraPosCount][];
//3d Array... it might be better just creating handler/Container types...
RdtMask[][][] masks = new RdtMask[cameraPosCount][][];
room.masks = masks;
for (int i = 0; i < cameraPosCount; i++)
{
int cameraPosOffset = segment + i * Marshal.SizeOf(typeof(RdtCameraPos));
cameraPos[i] = MarshalIntoStructure <RdtCameraPos>(data, cameraPosOffset);
if (cameraPos[i].masks_offset != uint.MaxValue)
{
int camPosMasksOffset = (int)cameraPos[i].masks_offset;
cameraMasks[i] = MarshalIntoStructure <RdtCameraMask>(data, camPosMasksOffset);
ushort groupCount = cameraMasks[i].count_Groups;
ushort masksCount = cameraMasks[i].count_masks;
//If there is mask for that camera position
if (groupCount != ushort.MaxValue && masksCount != ushort.MaxValue)
{
hasMasks[i] = true;
int masksOffset = camPosMasksOffset + Marshal.SizeOf(typeof(RdtCameraMask));
masksOffset += groupCount * Marshal.SizeOf(typeof(RdtMaskGroup));
masks[i] = new RdtMask[groupCount][];
maskGroups[i] = new RdtMaskGroup[groupCount];
for (int j = 0; j < groupCount; j++)
{
int maskGroupOffset = camPosMasksOffset + Marshal.SizeOf(typeof(RdtCameraMask));
maskGroupOffset += j * Marshal.SizeOf(typeof(RdtMaskGroup));
maskGroups[i][j] = MarshalIntoStructure <RdtMaskGroup>(data, maskGroupOffset);
//Process and parse the masks themselve - Return a new mask offset
masksOffset = ParseMaskGroup(data, masksOffset, maskGroups[i][j].count, i, j);
}
}
}
}
room.hasMasks = hasMasks;
room.cameraPos = cameraPos;
room.cameraMasks = cameraMasks;
room.maskGroups = maskGroups;
}
private int ParseMaskGroup(byte[] data, int maskOffset, int masksCount, int camPosIndex, int groupIndex)
{
room.masks[camPosIndex][groupIndex] = new RdtMask[masksCount];
for (int i = 0; i < masksCount; i++)
{
RdtMask mask = MarshalIntoStructure <RdtMask>(data, maskOffset);
if (mask.size == 0)
{
maskOffset += Marshal.SizeOf(typeof(RdtMask));
}
else
{
mask.width = mask.height = mask.size;
maskOffset += Marshal.SizeOf(typeof(RdtSquareMask));
}
room.masks[camPosIndex][groupIndex][i] = mask;
}
return(maskOffset);
}
