public I3DNavMesh(BigEndianBinaryReader br)
{
try
{
Unknown1 = br.ReadUInt32();
Name = br.BaseStream.ReadNullTerminatedString();
br.BaseStream.Align(2); // Align the stream to short
do
{
ShapeId = br.ReadUInt16();
} while (ShapeId == 0);
GridCellSize = br.ReadSingle();
GridCellHeight = br.ReadSingle();
BoundsMin = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
BoundsMax = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
VertexCount = br.ReadUInt32();
PolygonCount = br.ReadUInt32();
PolygonVertexCount = br.ReadUInt32();
Vertices = new Vector3[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
Vertices[i] = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
}
Polygons = new I3DNavMeshPolygon[PolygonCount];
for (int i = 0; i < PolygonCount; i++)
{
Polygons[i] = new I3DNavMeshPolygon(br);
}
}
catch (Exception e)
{
if (string.IsNullOrEmpty(Name))
{
throw;
}
if (ShapeId > 0)
{
throw new Exception($"Failed to parse I3DNavMesh {Name}, ShapeID: {ShapeId}", e);
}
throw new Exception($"Failed to parse I3DNavMesh {Name}", e);
}
}
public I3DNavMeshPolygon(BigEndianBinaryReader br)
{
Unknown1 = br.ReadUInt32();
VertexCount = br.ReadUInt32();
Polygon = new short[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
Polygon[i] = br.ReadInt16();
}
Unknown2 = new short[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
Unknown2[i] = br.ReadInt16();
}
}
public I3DSpline(BigEndianBinaryReader br)
{
try
{
Unknown1 = br.ReadUInt32();
Name = br.BaseStream.ReadNullTerminatedString();
br.BaseStream.Align(2); // Align the stream to short
do
{
ShapeId = br.ReadUInt16();
} while (ShapeId == 0);
Unknown2 = br.ReadUInt32();
VertexCount = br.ReadUInt32();
Vertices = new Vector3[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
Vertices[i] = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
}
}
catch (Exception e)
{
if (string.IsNullOrEmpty(Name))
{
throw;
}
if (ShapeId > 0)
{
throw new Exception($"Failed to parse I3DSpline {Name}, ShapeID: {ShapeId}", e);
}
throw new Exception($"Failed to parse I3DSpline {Name}", e);
}
}
public I3DShape(BigEndianBinaryReader br)
{
try
{
Unknown1 = br.ReadUInt32();
Name = br.BaseStream.ReadNullTerminatedString();
br.BaseStream.Align(2); // Align the stream to short
//This is pretty ugly, but they pretty much zero-pad after the alignment
//So we read the padding until we found the shapeid
do
{
ShapeId = br.ReadUInt16();
} while (ShapeId == 0);
BVCenterX = br.ReadSingle();
BVCenterY = br.ReadSingle();
BVCenterZ = br.ReadSingle();
BVRadius = br.ReadSingle();
VertexCount = br.ReadUInt32();
Unknown6 = br.ReadUInt32();
Vertices = br.ReadUInt32();
Unknown7 = br.ReadUInt32();
Unknown8 = br.ReadUInt32();
UvCount = br.ReadUInt32();
Unknown9 = br.ReadUInt32();
VertexCount2 = br.ReadUInt32();
Mesh = new Mesh();
int[] tris = new int[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
tris[i] = br.ReadUInt16();
}
br.BaseStream.Align(4);
Vector3[] vertices = new Vector3[Vertices];
for (int i = 0; i < Vertices; i++)
{
vertices[i] = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
}
Vector3[] normals = new Vector3[Vertices];
for (int i = 0; i < Vertices; i++)
{
normals[i] = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
}
Vector2[] uvs = new Vector2[UvCount];
for (int i = 0; i < UvCount; i++)
{
uvs[i] = new Vector2(br.ReadSingle(), br.ReadSingle());
}
Mesh.vertices = vertices;
Mesh.normals = normals;
Mesh.triangles = tris;
Mesh.uv = uvs;
}
catch (Exception e)
{
if (string.IsNullOrEmpty(Name))
{
throw;
}
if (ShapeId > 0)
{
throw new Exception($"Failed to parse I3DShape {Name}, ShapeID: {ShapeId}", e);
}
throw new Exception($"Failed to parse I3DShape {Name}", e);
}
}
