private void resize(int amountVertices)
{
if (IsDisposed)
{
throw new ObjectDisposedException(ToString(), "Can not resize disposed vertex buffers.");
}
T[] oldVertices = Vertices;
Vertices = new T[amountVertices];
if (oldVertices != null)
{
for (int i = 0; i < oldVertices.Length && i < Vertices.Length; ++i)
{
Vertices[i] = oldVertices[i];
}
}
if (GLWrapper.BindBuffer(BufferTarget.ArrayBuffer, vboId))
{
VertexUtils <T> .Bind();
}
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(Vertices.Length * STRIDE), IntPtr.Zero, usage);
}
/// <summary>
/// Initialises this <see cref="VertexBuffer{T}"/>. Guaranteed to be run on the draw thread.
/// </summary>
protected virtual void Initialise()
{
ThreadSafety.EnsureDrawThread();
GL.GenBuffers(1, out vboId);
if (GLWrapper.BindBuffer(BufferTarget.ArrayBuffer, vboId))
VertexUtils<DepthWrappingVertex<T>>.Bind();
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(vertices.Length * STRIDE), IntPtr.Zero, usage);
}
public virtual void Bind(bool forRendering)
{
if (IsDisposed)
{
throw new ObjectDisposedException(ToString(), "Can not bind disposed vertex buffers.");
}
if (GLWrapper.BindBuffer(BufferTarget.ArrayBuffer, vboId))
{
VertexUtils <T> .Bind();
}
}
public virtual void Bind(bool forRendering)
{
if (IsDisposed)
throw new ObjectDisposedException(ToString(), "Can not bind disposed vertex buffers.");
if (!isInitialised)
{
Initialise();
isInitialised = true;
}
if (GLWrapper.BindBuffer(BufferTarget.ArrayBuffer, vboId))
VertexUtils<DepthWrappingVertex<T>>.Bind();
}
private void resize(int amountVertices)
{
if (IsDisposed)
{
throw new ObjectDisposedException(ToString(), "Can not resize disposed vertex buffers.");
}
Array.Resize(ref Vertices, amountVertices);
if (GLWrapper.BindBuffer(BufferTarget.ArrayBuffer, vboId))
{
VertexUtils <T> .Bind();
}
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(Vertices.Length * STRIDE), IntPtr.Zero, usage);
}