private PresentParameters CreateFullScreenPresentParameters(MDX1_DisplayWindow displayWindow,
int width, int height, int bpp)
{
PresentParameters present = new PresentParameters();
present.AutoDepthStencilFormat = DepthFormat.Unknown;
present.EnableAutoDepthStencil = false;
present.DeviceWindowHandle = displayWindow.RenderTarget.Handle;
present.BackBufferWidth = width;
present.BackBufferHeight = height;
present.SwapEffect = SwapEffect.Flip;
present.Windowed = false;
present.PresentFlag = PresentFlag.None;
if (VSync)
{
present.PresentationInterval = PresentInterval.Default;
}
else
{
present.PresentationInterval = PresentInterval.Immediate;
}
SelectBestDisplayMode(present, bpp);
return(present);
}
private PresentParameters CreateWindowedPresentParameters(MDX1_DisplayWindow displayWindow,
int width, int height)
{
PresentParameters present = new PresentParameters();
present.BackBufferCount = 1;
present.AutoDepthStencilFormat = DepthFormat.Unknown;
present.EnableAutoDepthStencil = false;
present.DeviceWindowHandle = displayWindow.RenderTarget.Handle;
present.BackBufferWidth = width;
present.BackBufferHeight = height;
present.BackBufferFormat = Format.Unknown;
present.SwapEffect = SwapEffect.Copy;
present.Windowed = true;
present.PresentFlag = PresentFlag.LockableBackBuffer;
if (VSync)
{
present.PresentationInterval = PresentInterval.Default;
}
else
{
present.PresentationInterval = PresentInterval.Immediate;
}
return(present);
}
internal void Initialize(MDX1_DisplayWindow window)
{
if (mInitialized)
{
return;
}
if (window.RenderTarget.TopLevelControl == null)
{
throw new ArgumentException("The specified render target does not have a Form object yet. " +
"It's TopLevelControl property is null. You may not create DisplayWindow objects before " +
"the control to render to is added to the Form.");
}
mInitialized = true;
// ok, create D3D device
PresentParameters present = CreateWindowedPresentParameters(window, 0, 0);
present.BackBufferWidth = 1;
present.BackBufferHeight = 1;
DeviceType dtype = DeviceType.Hardware;
int adapterOrdinal = Direct3D.Manager.Adapters.Default.Adapter;
Direct3D.Caps caps = Direct3D.Manager.GetDeviceCaps(adapterOrdinal, Direct3D.DeviceType.Hardware);
Direct3D.CreateFlags flags = Direct3D.CreateFlags.SoftwareVertexProcessing;
// Is there support for hardware vertex processing? If so, replace
// software vertex processing.
if (caps.DeviceCaps.SupportsHardwareTransformAndLight)
{
flags = Direct3D.CreateFlags.HardwareVertexProcessing;
}
// Does the device support a pure device?
if (caps.DeviceCaps.SupportsPureDevice)
{
flags |= Direct3D.CreateFlags.PureDevice;
}
Device device = new Device
(0, dtype, window.RenderTarget.TopLevelControl.Handle,
flags, present);
device.DeviceLost += new EventHandler(mDevice_DeviceLost);
device.DeviceReset += new EventHandler(mDevice_DeviceReset);
mDevice = new D3DDevice(device);
// create primitive objects
mLine = new Direct3D.Line(device);
//CreateSurfaceVB();
}
internal SwapChain CreateSwapChain(MDX1_DisplayWindow displayWindow,
int width, int height, int bpp, bool fullScreen)
{
if (fullScreen == true)
{
PresentParameters present = CreateFullScreenPresentParameters(displayWindow, width, height, bpp);
OnDeviceAboutToReset();
System.Diagnostics.Debug.Print("{0} Going to full screen...", DateTime.Now);
mDevice.Device.Reset(present);
System.Diagnostics.Debug.Print("{0} Full screen success.", DateTime.Now);
return(mDevice.Device.GetSwapChain(0));
}
else
{
PresentParameters present = CreateWindowedPresentParameters(displayWindow, width, height);
if (displayWindow.mSwap != null && displayWindow.IsFullScreen == true)
{
// if we are in full screen mode already, we must
// reset the device before creating the windowed swap chain.
present.BackBufferHeight = 1;
present.BackBufferWidth = 1;
present.DeviceWindowHandle = displayWindow.RenderTarget.TopLevelControl.Handle;
OnDeviceAboutToReset();
System.Diagnostics.Debug.Print("{0} Going to windowed mode...", DateTime.Now);
mDevice.Device.Reset(present);
System.Diagnostics.Debug.Print("{0} Windowed mode success.", DateTime.Now);
present = CreateWindowedPresentParameters(displayWindow, width, height);
}
return(new Direct3D.SwapChain(mDevice.Device, present));
}
}
