public void Recreate(GraphicsAdapter adapter, GraphicsProfile[] profile, DeviceCreationFlags deviceCreationFlags, WindowHandle windowHandle)
{
if (adapter == null)
{
throw new ArgumentNullException("adapter");
}
if (profile == null)
{
throw new ArgumentNullException("profile");
}
Adapter = adapter;
IsDebugMode = (deviceCreationFlags & DeviceCreationFlags.Debug) != 0;
// Initialize this instance
InitializePlatformDevice(profile, deviceCreationFlags, windowHandle);
// Create a new graphics device
Features = new GraphicsDeviceFeatures(this);
InitializePostFeatures();
SamplerStates = new SamplerStateFactory(this);
var defaultPipelineStateDescription = new PipelineStateDescription();
defaultPipelineStateDescription.SetDefaults();
AdjustDefaultPipelineStateDescription(ref defaultPipelineStateDescription);
DefaultPipelineState = PipelineState.New(this, ref defaultPipelineStateDescription);
}
/// <summary>
/// Determine and updates <see cref="CurrentState"/> from <see cref="State"/>.
/// </summary>
public void Update()
{
// Hash current state
var hashedState = new PipelineStateDescriptionWithHash(State);
// Find existing PipelineState object
PipelineState pipelineState;
// TODO GRAPHICS REFACTOR We could avoid lock by adding them to a ThreadLocal (or RenderContext) and merge at end of frame
lock (cache)
{
if (!cache.TryGetValue(hashedState, out pipelineState))
{
// Otherwise, instantiate it
// First, make an copy
hashedState = new PipelineStateDescriptionWithHash(State.Clone());
cache.Add(hashedState, pipelineState = PipelineState.New(graphicsDevice, ref State));
}
}
CurrentState = pipelineState;
}
