public long ParseBSP2DNodes(BSP bsp, BinaryReader reader, int count)
{
bsp.Bsp2dNodes = new List <BSP.Bsp2dNode>();
var originalPos = reader.BaseStream.Position;
for (uint i = 0; i < count; ++i)
{
reader.BaseStream.Position = originalPos + (i * BSP2DNODE_SIZE);
var plane_i = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var plane_j = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var plane_d = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var left_child = BitConverter.ToInt32(reader.ReadBytes(4).Reverse().ToArray(), 0);
var right_child = BitConverter.ToInt32(reader.ReadBytes(4).Reverse().ToArray(), 0);
var bsp2dNode = new BSP.Bsp2dNode();
bsp2dNode.PlaneI = plane_i;
bsp2dNode.PlaneJ = plane_j;
bsp2dNode.PlaneD = plane_d;
//sign-compress left and right children to int16
var uleft_child = left_child & 0x7fff;
if (left_child < 0)
{
uleft_child |= 0x8000;
}
bsp2dNode.LeftChild = (short)uleft_child;
var uright_child = right_child & 0x7fff;
if (right_child < 0)
{
uright_child |= 0x8000;
}
bsp2dNode.RightChild = (short)uright_child;
bsp.Bsp2dNodes.Add(bsp2dNode);
}
return(originalPos + (count * BSP2DNODE_SIZE));
}
public long ParseBSP2DNodes(BSP bsp, BinaryReader reader, int count)
{
bsp.Bsp2dNodes = new List<BSP.Bsp2dNode>();
var originalPos = reader.BaseStream.Position;
for (uint i = 0; i < count; ++i)
{
reader.BaseStream.Position = originalPos + (i * BSP2DNODE_SIZE);
var plane_i = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var plane_j = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var plane_d = BitConverter.ToSingle(reader.ReadBytes(4).Reverse().ToArray(), 0);
var left_child = BitConverter.ToInt32(reader.ReadBytes(4).Reverse().ToArray(), 0);
var right_child = BitConverter.ToInt32(reader.ReadBytes(4).Reverse().ToArray(), 0);
var bsp2dNode = new BSP.Bsp2dNode();
bsp2dNode.PlaneI = plane_i;
bsp2dNode.PlaneJ = plane_j;
bsp2dNode.PlaneD = plane_d;
//sign-compress left and right children to int16
var uleft_child = left_child & 0x7fff;
if (left_child < 0)
uleft_child |= 0x8000;
bsp2dNode.LeftChild = (short)uleft_child;
var uright_child = right_child & 0x7fff;
if (right_child < 0)
uright_child |= 0x8000;
bsp2dNode.RightChild = (short)uright_child;
bsp.Bsp2dNodes.Add(bsp2dNode);
}
return originalPos + (count * BSP2DNODE_SIZE);
}
