/// <summary>
/// Read and handle the <see cref="MeshCreateMessage"/>.
/// </summary>
/// <param name="reader">Stream to read from.</param>
/// <returns>True on success.</returns>
/// <remarks>
/// Handling is deferred to <see cref="ProcessCreate(MeshCreateMessage)"/> which subclasses
/// should implement.
/// </remarks>
public bool ReadCreate(BinaryReader reader)
{
MeshCreateMessage msg = new MeshCreateMessage();
if (!msg.Read(reader))
{
return(false);
}
return(ProcessCreate(msg));
}
/// <summary>
/// Handles <see cref="MeshCreateMessage"/>
/// </summary>
/// <param name="packet"></param>
/// <param name="reader"></param>
/// <returns></returns>
/// <remarks>
/// Emits <see cref="OnMeshAdded"/>.
/// </remarks>
protected Error CreateMesh(PacketBuffer packet, BinaryReader reader)
{
MeshCreateMessage msg = new MeshCreateMessage();
if (!msg.Read(reader))
{
return(new Error(ErrorCode.MalformedMessage, MeshCreateMessage.MessageID));
}
if (_meshes.ContainsKey(msg.MeshID))
{
return(new Error(ErrorCode.DuplicateShape, msg.MeshID));
}
MeshDetails meshDetails = new MeshDetails();
meshDetails.VertexCount = (int)msg.VertexCount;
meshDetails.IndexCount = (int)msg.IndexCount;
meshDetails.DrawType = msg.DrawType;
switch (msg.DrawType)
{
case (byte)MeshDrawType.Points:
// No break.
case (byte)MeshDrawType.Voxels:
meshDetails.Builder.Topology = MeshTopology.Points;
break;
case (byte)MeshDrawType.Lines:
meshDetails.Builder.Topology = MeshTopology.Lines;
break;
case (byte)MeshDrawType.Triangles:
meshDetails.Builder.Topology = MeshTopology.Triangles;
break;
default:
return(new Error(ErrorCode.UnsupportedFeature, msg.DrawType));
}
meshDetails.ID = msg.MeshID;
meshDetails.LocalPosition = new Vector3(msg.Attributes.X, msg.Attributes.Y, msg.Attributes.Z);
meshDetails.LocalRotation = new Quaternion(msg.Attributes.RotationX, msg.Attributes.RotationY, msg.Attributes.RotationZ, msg.Attributes.RotationW);
meshDetails.LocalScale = new Vector3(msg.Attributes.ScaleX, msg.Attributes.ScaleY, msg.Attributes.ScaleZ);
meshDetails.Tint = ShapeComponent.ConvertColour(msg.Attributes.Colour);
meshDetails.Finalised = false;
_meshes.Add(meshDetails.ID, meshDetails);
NotifyMeshAdded(meshDetails);
return(new Error());
}
/// <summary>
/// Handles <see cref="MeshCreateMessage"/>
/// </summary>
/// <param name="packet"></param>
/// <param name="reader"></param>
/// <returns></returns>
/// <remarks>
/// Emits <see cref="OnMeshAdded"/>.
/// </remarks>
protected Error CreateMesh(PacketBuffer packet, BinaryReader reader)
{
MeshCreateMessage msg = new MeshCreateMessage();
if (!msg.Read(reader))
{
return(new Error(ErrorCode.MalformedMessage, MeshCreateMessage.MessageID));
}
if (_meshes.ContainsKey(msg.MeshID))
{
return(new Error(ErrorCode.DuplicateShape, msg.MeshID));
}
if (msg.DrawType < 0 || msg.DrawType > Enum.GetValues(typeof(MeshDrawType)).Length)
{
return(new Error(ErrorCode.UnsupportedFeature, msg.DrawType));
}
MeshDetails meshEntry = new MeshDetails();
RenderMesh renderMesh = new RenderMesh((MeshDrawType)msg.DrawType, (int)msg.VertexCount, (int)msg.IndexCount);
meshEntry.Mesh = renderMesh;
meshEntry.ID = msg.MeshID;
meshEntry.LocalPosition = new Vector3(msg.Attributes.X, msg.Attributes.Y, msg.Attributes.Z);
meshEntry.LocalRotation = new Quaternion(msg.Attributes.RotationX, msg.Attributes.RotationY, msg.Attributes.RotationZ, msg.Attributes.RotationW);
meshEntry.LocalScale = new Vector3(msg.Attributes.ScaleX, msg.Attributes.ScaleY, msg.Attributes.ScaleZ);
meshEntry.Tint = Maths.ColourExt.ToUnity32(new Maths.Colour(msg.Attributes.Colour));
meshEntry.Finalised = false;
_meshes.Add(meshEntry.ID, meshEntry);
NotifyMeshAdded(meshEntry);
return(new Error());
}
