private static void PrintSupportedQualityLevels(Device device, Format format) {
for (var sampleCount = 1; sampleCount <= 32; sampleCount *= 2) {
var qualityLevels = device.CheckMultisampleQualityLevels(format, sampleCount);
Console.WriteLine(" Sample Count: {0}", sampleCount);
if (qualityLevels != 0)
Console.WriteLine(" Max Quality Level: {0}", qualityLevels);
else {
Console.WriteLine(" Not supported");
}
if (qualityLevels == 0)
break;
}
}
static void BuildMultisampleList(Format backBufferFormat, SettingsCombo10 combo)
{
Adapter adapter = null;
if (combo.DriverType == DriverType.Hardware)
{
adapter = GraphicsDeviceManager.Factory.GetAdapter(combo.AdapterOrdinal);
}
SlimDX.Direct3D10.Device device;
try
{
device = new SlimDX.Direct3D10.Device(adapter, combo.DriverType, DeviceCreationFlags.None);
}
catch (Direct3D10Exception)
{
// no good
if (adapter != null)
{
adapter.Dispose();
}
return;
}
for (int i = 1; i <= SlimDX.Direct3D10.Device.MultisampleCountMaximum; i++)
{
try
{
int quality = device.CheckMultisampleQualityLevels(backBufferFormat, i);
combo.MultisampleCounts.Add(i);
combo.MultisampleQualities.Add(quality);
}
catch (Direct3D10Exception)
{
// eat the exception
}
}
device.Dispose();
if (adapter != null)
{
adapter.Dispose();
}
}
private static void PrintSupportedQualityLevels(Device device, Format format)
{
for (var sampleCount = 1; sampleCount <= 32; sampleCount *= 2)
{
var qualityLevels = device.CheckMultisampleQualityLevels(format, sampleCount);
Console.WriteLine(" Sample Count: {0}", sampleCount);
if (qualityLevels != 0)
{
Console.WriteLine(" Max Quality Level: {0}", qualityLevels);
}
else
{
Console.WriteLine(" Not supported");
}
if (qualityLevels == 0)
{
break;
}
}
}
private void CreateSwapChain(IntPtr windowHandle, PresentationParameters presentParams)
{
DXGI.Format surfaceFormat = D3D10Helper.ToD3DSurfaceFormat(presentParams.BackBufferFormat);
switch (presentParams.PresentInterval)
{
case PresentInterval.Immediate:
_interval = 0;
break;
case PresentInterval.One:
_interval = 1;
break;
case PresentInterval.Two:
_interval = 2;
break;
}
DXGI.SampleDescription sampleDesc = new DXGI.SampleDescription(1, 0);
bool msEnabled = false;
if (presentParams.MultiSampleCount > 1)
{
sampleDesc.Count = presentParams.MultiSampleCount;
int q = _graphicsDevice.CheckMultisampleQualityLevels(surfaceFormat, presentParams.MultiSampleCount);
if (presentParams.MultiSampleQuality < q)
{
sampleDesc.Quality = presentParams.MultiSampleQuality;
}
else
{
sampleDesc.Quality = q - 1;
}
msEnabled = true;
}
DXGI.SwapEffect swap;
if (presentParams.RenderTargetUsage == RenderTargetUsage.PlatformDefault)
{
if (msEnabled)
{
swap = DXGI.SwapEffect.Discard;
}
else
{
swap = DXGI.SwapEffect.Sequential;
}
}
else if (presentParams.RenderTargetUsage == RenderTargetUsage.DiscardContents)
{
swap = DXGI.SwapEffect.Discard;
}
else
{
swap = DXGI.SwapEffect.Sequential;
}
DXGI.ModeDescription modeDesc = new DXGI.ModeDescription(presentParams.BackBufferWidth, presentParams.BackBufferHeight, new SDX.Rational(60, 1), surfaceFormat);
modeDesc.Scaling = DXGI.DisplayModeScaling.Stretched;
_swapChain = new DXGI.SwapChain(_factory, _graphicsDevice, new DXGI.SwapChainDescription {
BufferCount = 1,
Flags = DXGI.SwapChainFlags.AllowModeSwitch,
IsWindowed = true,
ModeDescription = modeDesc,
OutputHandle = windowHandle,
SampleDescription = sampleDesc,
SwapEffect = swap,
Usage = DXGI.Usage.RenderTargetOutput
});
//Add to tracker
_renderer.Resources.AddTrackedObject(_swapChain.ComPointer, this);
_factory.SetWindowAssociation(windowHandle, DXGI.WindowAssociationFlags.IgnoreAll | DXGI.WindowAssociationFlags.IgnoreAltEnter);
}
/// <summary>
/// Queries for the number of multisample quality levels are supported for the sample count.
/// </summary>
/// <param name="format">Specified format</param>
/// <param name="multiSamplecount">Sample count</param>
/// <returns>Number of supported quality levels </returns>
public int QueryMultiSampleQualityLevels(SurfaceFormat format, int multiSamplecount)
{
return(_graphicsDevice.CheckMultisampleQualityLevels(D3D10Helper.ToD3DSurfaceFormat(format), multiSamplecount));
}
