/// <summary>
/// Constructor
/// </summary>
/// <param name="game">Game</param>
/// <param name="bufferManager">Buffer manager</param>
/// <param name="name">Name</param>
public FoliageBuffer(Game game, BufferManager bufferManager, string name)
{
this.Game = game;
this.BufferManager = bufferManager;
this.Id = GetID();
this.Attached = false;
this.CurrentPatch = null;
this.VertexBuffer = bufferManager.Add(string.Format("{1}.{0}", this.Id, name), new VertexBillboard[FoliagePatch.MAX], true, 0);
}
/// <summary>
/// Attachs the specified patch to buffer
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="eyePosition">Eye position</param>
/// <param name="transparent">The billboards were transparent</param>
/// <param name="patch">Patch</param>
/// <param name="bufferManager">Buffer manager</param>
public void AttachFoliage(GameTime gameTime, Vector3 eyePosition, bool transparent, FoliagePatch patch, BufferManager bufferManager)
{
this.vertexDrawCount = 0;
this.Attached = false;
this.CurrentPatch = null;
if (patch.HasData)
{
var data = patch.GetData(gameTime, eyePosition, transparent);
//Attach data
bufferManager.WriteBuffer(
this.VertexBuffer.Slot,
this.VertexBuffer.Offset,
data.ToArray());
this.vertexDrawCount = data.Count();
this.Attached = true;
this.CurrentPatch = patch;
}
}