public DoubleBuffer()
{
// allocate buffers
m_arrbuffers = new ChangeBuffer[2];
m_arrbuffers[0] = new ChangeBuffer();
m_arrbuffers[1] = new ChangeBuffer();
//Create WaitHandlers
m_RenderFrameStart = new AutoResetEvent(false);
m_RenderFrameEnd = new AutoResetEvent(false);
m_UpdateFrameStart = new AutoResetEvent(false);
m_UpdateFrameEnd = new AutoResetEvent(false);
// reset the values
Reset();
}
public void StartRenderProcessing(out ChangeBuffer renderBuffer, out GameTime gameTime)
{
// wait for the green light
m_RenderFrameStart.WaitOne();
// ensure data is pushed to memory
Thread.MemoryBarrier();
// get the current render Buffer
renderBuffer = m_arrbuffers[m_nCurrentRenderBuffer];
// get the time
gameTime = m_Gametime;
}
