/// <summary>
/// Binds this VertexArrayObject and the associated IndexBuffer if there is one
/// </summary>
/// <param name="control"></param>
public void Use()
{
GL.BindVertexArray(vaoID);
if (indexBuffer.HasValue)
{
GL.BindBuffer(BufferTarget.ElementArrayBuffer, indexBuffer.Value);
}
if (GLErrorHandler.CheckGLError())
{
Debugger.Break();
}
}
public void Initialize()
{
if (_disposed || ID != -1)
{
return;
}
GL.GenVertexArrays(1, out int vao);
Bind();
ID = vao;
if (GLErrorHandler.CheckGLError())
{
Debugger.Break();
}
}
/// <summary>
/// Inits the vertex array object with a new ID.
/// </summary>
public void Initialize()
{
if (vaoID != -1)
{
return;
}
GL.GenVertexArrays(1, out int vao);
GL.BindVertexArray(vao);
GL.BindBuffer(BufferTarget.ArrayBuffer, buffer);
vaoID = vao;
foreach (KeyValuePair <int, VertexAttribute> a in attributes)
{
GL.EnableVertexAttribArray(a.Key);
GL.VertexAttribPointer(a.Key, a.Value.size, a.Value.type, a.Value.normalized, a.Value.stride, a.Value.offset);
}
if (GLErrorHandler.CheckGLError())
{
Debugger.Break();
}
}