public static bool HasAnyUV(this MeshBuilderChannels channels)
{
foreach (var channel in channels.AsEnumerable())
{
if ((int)channel >= (int)MeshBuilderChannel.UV)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Starts the mesh building process.
/// This method must be called before adding vertex data or geometry.
///
/// <see cref="AddVertex(ref VertexData)"/>
/// <see cref="AddGeometry{T}(T)"/>
///
/// When done building the mesh, you can write it via <see cref="WriteMeshData(Mesh)"/>.
/// To reuse the mesh builder, call <see cref="Stop"/>.
/// </summary>
/// <param name="channels"></param>
/// <param name="topology"></param>
public void Start(MeshBuilderChannels channels, MeshTopology topology = MeshTopology.Triangles)
{
if (this.channels != MeshBuilderChannels.INVALID)
{
return;
}
this.channels = channels;
this.topology = topology;
Setup();
}
public void TestChannelEnumerator()
{
MeshBuilderChannels channels = MeshBuilderChannels.NORMALS | MeshBuilderChannels.TANGENTS | MeshBuilderChannels.COLORS;
MeshBuilderChannel[] channelsArr = new MeshBuilderChannel[] { MeshBuilderChannel.NORMALS, MeshBuilderChannel.TANGENTS, MeshBuilderChannel.COLORS };
CollectionAssert.AreEquivalent(channelsArr, channels.AsEnumerable());
channels = MeshBuilderChannels.NORMALS | MeshBuilderChannels.TANGENTS | MeshBuilderChannels.UV | MeshBuilderChannels.UV8;
channelsArr = new MeshBuilderChannel[] { MeshBuilderChannel.NORMALS, MeshBuilderChannel.TANGENTS, MeshBuilderChannel.UV, MeshBuilderChannel.UV8 };
CollectionAssert.AreEquivalent(channelsArr, channels.AsEnumerable());
}
public Enumerator(MeshBuilderChannels channels)
{
this.channels = channels;
this.current = MeshBuilderChannel.INVALID;
}
public ChannelsEnumerable(MeshBuilderChannels channels)
{
this.channels = channels;
}
public static ChannelsEnumerable AsEnumerable(this MeshBuilderChannels channels)
{
return(new ChannelsEnumerable(channels));
}
/// <summary>
/// Immediately stops a previously started mesh build process.
/// <see cref="Start(MeshBuilderChannels, MeshTopology)"/>
///
/// This will drop all data currently in this mesh builder.
/// After calling this, you can again call <see cref="Start(MeshBuilderChannels, MeshTopology)"/>
/// </summary>
public void Stop()
{
this.channels = MeshBuilderChannels.INVALID;
this.bounds = null;
}
