void InternalBind(bool bindOnly)
{
lock (vaoLock)
{
if (ActiveVAO != this)
{
state.Gl.BindVertexArray(index);
program.Use();
}
if (!bindOnly)
{
bool buffersChanged = false;
// ensure that all buffers are up to date
foreach (var buffer in positionBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in vectorBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in wordBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in colorBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in byteBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in floatBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
foreach (var buffer in indexBuffers)
{
if (buffer.Value.RecreateUnbound())
{
buffersChanged = true;
}
}
if (buffersChanged)
{
UnbindBuffers();
BindBuffers();
}
}
ActiveVAO = this;
}
}