/// <summary>
/// Add the renderable entity to the render list.
/// </summary>
public static void AddToRenderList(IRenderable renderable)
{
if (renderable.Mesh.Length <= 0)
{
return;
}
var vb = new DynamicVertexBuffer(Graphics.GraphicsDevice, typeof(VertexPositionColor), renderable.Mesh.Count(), BufferUsage.WriteOnly);
// Set Tag for updating.
if (renderable is SubChunk)
{
Chunk.Chunk c = ((SubChunk)renderable).Parent;
vb.Tag = new Vector3(c.ChunkPosition.X, ((SubChunk)renderable).Index, c.ChunkPosition.Y);
}
vb.SetData <VertexPositionColor>(renderable.Mesh);
RenderList.Add(vb);
}
public static void RemoveVertexBuffer(IRenderable renderable)
{
// Set Tag for updating.
if (!(renderable is SubChunk))
{
return;
}
// Create new tag
Chunk.Chunk c = ((SubChunk)renderable).Parent;
Vector3 tag = new Vector3(c.ChunkPosition.X, ((SubChunk)renderable).Index, c.ChunkPosition.Y);
// Find buffer to udpate
DynamicVertexBuffer vb = RenderList.SingleOrDefault(b => b.Tag != null && (Vector3)b.Tag == tag);
// Check if not null
if (vb is null)
{
return;
}
vb.Dispose();
RenderList.Remove(vb);
}
public static void UpdateVertexBuffer(IRenderable renderable)
{
// Set Tag for updating.
if (!(renderable is SubChunk))
{
return;
}
// Create new tag
Chunk.Chunk c = ((SubChunk)renderable).Parent;
Vector3 tag = new Vector3(c.ChunkPosition.X, ((SubChunk)renderable).Index, c.ChunkPosition.Y);
// Find buffer to udpate
DynamicVertexBuffer vb = RenderList.SingleOrDefault(b => b.Tag != null && (Vector3)b.Tag == tag);
// Check if not null
if (vb is null)
{
return;
}
if (renderable.Mesh.Length < 1)
{
return;
}
// add the updated one.
var nvb = new DynamicVertexBuffer(Graphics.GraphicsDevice, typeof(VertexPositionColor), renderable.Mesh.Count(), BufferUsage.WriteOnly)
{
Tag = tag
};
nvb.SetData(renderable.Mesh);
RenderList[RenderList.IndexOf(vb)] = nvb;
}