static void ReadMH2O(BinaryReader fileReader, ADTFile adt)
{
var sig = fileReader.ReadUInt32();
var size = fileReader.ReadUInt32();
var ofsMH2O = fileReader.BaseStream.Position;
var mh2oHeader = new MH2OHeader[256];
for (var i = 0; i < 256; i++)
{
mh2oHeader[i] = new MH2OHeader {
ofsData1 = fileReader.ReadUInt32(),
LayerCount = fileReader.ReadUInt32(),
ofsData2 = fileReader.ReadUInt32()
};
}
for (var y = 0; y < 16; y++)
{
for (var x = 0; x < 16; x++)
{
adt.LiquidMaps[x, y] = ProcessMH2O(fileReader, mh2oHeader[y * 16 + x], ofsMH2O);
}
}
}
private static MH2O ProcessMH2O(BinaryReader fileReader, MH2OHeader header, long waterSegmentBase)
{
var water = new MH2O();
if (header.LayerCount == 0)
{
water.Used = false;
return water;
}
water.Used = true;
fileReader.BaseStream.Position = waterSegmentBase + header.ofsData1;
water.Flags = (MH2OFlags)fileReader.ReadUInt16();
water.Type = (FluidType)fileReader.ReadUInt16();
water.HeightLevel1 = fileReader.ReadSingle();
water.HeightLevel2 = fileReader.ReadSingle();
water.XOffset = fileReader.ReadByte();
water.YOffset = fileReader.ReadByte();
water.Width = fileReader.ReadByte();
water.Height = fileReader.ReadByte();
var ofsWaterFlags = fileReader.ReadUInt32();
var ofsWaterHeightMap = fileReader.ReadUInt32();
var heightMapLen = (water.Width + 1) * (water.Height + 1);
var heights = new float[heightMapLen];
// If flags is 2, the chunk is for an ocean, and there is no heightmap
if (ofsWaterHeightMap != 0 && (water.Flags & MH2OFlags.Ocean) == 0)
{
fileReader.BaseStream.Position = waterSegmentBase + ofsWaterHeightMap;
for (var i = 0; i < heightMapLen; i++)
{
heights[i] = fileReader.ReadSingle();
if (heights[i] == 0)
{
heights[i] = water.HeightLevel1;
}
}
}
else
{
for (var i = 0; i < heightMapLen; i++)
{
heights[i] = water.HeightLevel1;
}
}
water.Heights = new float[water.Height + 1, water.Width + 1];
for (var r = 0; r <= water.Height; r++)
{
for (var c = 0; c <= water.Width; c++)
{
water.Heights[r, c] = heights[c + r * c];
}
}
return water;
}
static void ReadMH2O(BinaryReader fileReader, ADTFile adt)
{
var sig = fileReader.ReadUInt32();
var size = fileReader.ReadUInt32();
var ofsMH2O = fileReader.BaseStream.Position;
var mh2oHeader = new MH2OHeader[256];
for (var i = 0; i < 256; i++)
{
mh2oHeader[i] = new MH2OHeader {
ofsData1 = fileReader.ReadUInt32(),
LayerCount = fileReader.ReadUInt32(),
ofsData2 = fileReader.ReadUInt32()
};
}
for (var y = 0; y < 16; y++)
{
for (var x = 0; x < 16; x++)
{
adt.LiquidMaps[x, y] = ProcessMH2O(fileReader, mh2oHeader[y * 16 + x], ofsMH2O);
}
}
}
private static MH2O ProcessMH2O(BinaryReader fileReader, MH2OHeader header, long waterSegmentBase)
{
var water = new MH2O();
if (header.LayerCount == 0)
{
water.Used = false;
return(water);
}
water.Used = true;
fileReader.BaseStream.Position = waterSegmentBase + header.ofsData1;
water.Flags = (MH2OFlags)fileReader.ReadUInt16();
water.Type = (FluidType)fileReader.ReadUInt16();
water.HeightLevel1 = fileReader.ReadSingle();
water.HeightLevel2 = fileReader.ReadSingle();
water.XOffset = fileReader.ReadByte();
water.YOffset = fileReader.ReadByte();
water.Width = fileReader.ReadByte();
water.Height = fileReader.ReadByte();
var ofsWaterFlags = fileReader.ReadUInt32();
var ofsWaterHeightMap = fileReader.ReadUInt32();
var heightMapLen = (water.Width + 1) * (water.Height + 1);
var heights = new float[heightMapLen];
// If flags is 2, the chunk is for an ocean, and there is no heightmap
if (ofsWaterHeightMap != 0 && (water.Flags & MH2OFlags.Ocean) == 0)
{
fileReader.BaseStream.Position = waterSegmentBase + ofsWaterHeightMap;
for (var i = 0; i < heightMapLen; i++)
{
heights[i] = fileReader.ReadSingle();
if (heights[i] == 0)
{
heights[i] = water.HeightLevel1;
}
}
}
else
{
for (var i = 0; i < heightMapLen; i++)
{
heights[i] = water.HeightLevel1;
}
}
water.Heights = new float[water.Height + 1, water.Width + 1];
for (var r = 0; r <= water.Height; r++)
{
for (var c = 0; c <= water.Width; c++)
{
water.Heights[r, c] = heights[c + r * c];
}
}
return(water);
}
