private void init(DisposableI parent, BufferLayoutDescI bufferLayoutDesc)
{
try
{
video = parent.FindParentOrSelfWithException<Video>();
vertexBuffer = new VertexBuffer(this, bufferLayoutDesc, BufferUsages.Write, VertexBufferTopologys.Triangle, vertices);
}
catch (Exception e)
{
Dispose();
throw e;
}
}
private void enable(IndexBufferI indexBuffer, VertexBufferI instanceBuffer)
{
if (instanceBuffer == null)
{
video.Device.SetVertexBuffer(vertexBuffer);
instanceBuffer = null;
}
else
{
this.instanceBuffer = (VertexBuffer)instanceBuffer;
}
if (indexBuffer == null)
{
video.Device.Indices = null;
indexBuffer = null;
}
else
{
this.currentIndexBuffer = (IndexBuffer)indexBuffer;
this.currentIndexBuffer.enable();
}
}