private void AddToMeshesGeo(string cgfPath, CgfLoader cgf, BinaryWriter meshesGeoDataStream,
byte collisionIntention)
{
Matrix identity = Matrix.Identity;
// process each unique filename only once.
if (m_loadedCgfs.Contains(cgfPath))
{
throw new InvalidOperationException("input should have been deduped already");
}
m_loadedCgfs.Add(cgfPath);
try
{
// collect not empty, collidable meshes.
var meshesPack = new List <MeshData>();
cgf.TraverseNodes((node, m) => LoadMeshFromCgfCallback(node, m, cgf, meshesPack), ref identity);
if (meshesPack.Count > 0)
{
WriteToMeshsGeo(cgfPath, meshesPack, meshesGeoDataStream, collisionIntention);
}
else
{
m_emptyCgfs.Add(cgfPath);
}
}
catch (Exception e)
{
Console.WriteLine("*** ERROR: Cannot process mesh: " + e);
}
}
private static void AddCgfToWorld(CgfLoader cgf, ref Matrix xform,
Vector3 position, GeoSpace geoSpace)
{
s_tempVertices.Clear();
// traverse nodes
cgf.TraverseNodes((node, transform) =>
NodeHandler(cgf, node, position, transform), ref xform);
// Add collected vertices as a new mesh.
geoSpace.AddCollidableMeshToTree(s_tempVertices);
}
private void DrawCgfInWorld(CgfLoader cgf, ref Matrix xform, Vector3 position, CgfDrawStyle style,
List <VertexPositionColor> vertices,
List <VertexPositionColor> collisionVertices,
List <VertexPositionColor> lineVertices)
{
// Collect collidable meshes
int collisionStart = collisionVertices.Count;
// traverse nodes
cgf.TraverseNodes((node, transform)
=> NodeHandler(cgf, node, position, transform, vertices, collisionVertices, lineVertices, style),
ref xform);
// Add collected vertices as a new mesh.
m_geoSpace.AddCollidableMeshToTree(collisionVertices, collisionStart, collisionVertices.Count - collisionStart);
}