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;
}
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);
}
