/// <summary>
/// Creates DirectX9 Ex device in unmanaged code as MDX is not supporting DX9 Ex
/// This device type is available only in Vista or later OS
/// </summary>
private void CreateDirectX9ExDevice(CreateFlags createFlags)
{
D3DPRESENT_PARAMETERS param = new D3DPRESENT_PARAMETERS();
param.Windowed = 0;
if (presentParams.Windowed)
{
param.Windowed = 1;
}
param.AutoDepthStencilFormat = presentParams.AutoDepthStencilFormat;
param.BackBufferCount = (uint)presentParams.BackBufferCount;
param.BackBufferFormat = presentParams.BackBufferFormat;
param.BackBufferHeight = (uint)presentParams.BackBufferHeight;
param.BackBufferWidth = (uint)presentParams.BackBufferWidth;
param.hDeviceWindow = presentParams.DeviceWindow.Handle;
param.EnableAutoDepthStencil = 0;
if (presentParams.EnableAutoDepthStencil)
{
param.EnableAutoDepthStencil = 1;
}
param.FullScreen_RefreshRateInHz = (uint)presentParams.FullScreenRefreshRateInHz;
param.MultiSampleType = presentParams.MultiSample;
param.MultiSampleQuality = presentParams.MultiSampleQuality;
param.PresentationInterval = (uint)presentParams.PresentationInterval;
param.SwapEffect = presentParams.SwapEffect;
IDirect3D9Ex m_d3dEx;
Direct3D.Direct3DCreate9Ex(32, out m_d3dEx);
IntPtr d3dEx = Marshal.GetIUnknownForObject(m_d3dEx);
Marshal.Release(d3dEx);
D3DDISPLAYMODEEX displaymodeEx = new D3DDISPLAYMODEEX();
displaymodeEx.Size = (uint)Marshal.SizeOf(displaymodeEx);
displaymodeEx.Width = param.BackBufferWidth;
displaymodeEx.Height = param.BackBufferHeight;
displaymodeEx.Format = param.BackBufferFormat;
displaymodeEx.ScanLineOrdering = D3DSCANLINEORDERING.D3DSCANLINEORDERING_UNKNOWN;
IntPtr dev;
IntPtr prt = Marshal.AllocHGlobal(Marshal.SizeOf(displaymodeEx));
Marshal.StructureToPtr(displaymodeEx, prt, true);
int hr = m_d3dEx.CreateDeviceEx(graphicsSettings.AdapterOrdinal, graphicsSettings.DevType,
windowed ? ourRenderTarget.Handle : this.Handle,
createFlags | CreateFlags.MultiThreaded | CreateFlags.FpuPreserve, ref param,
windowed ? IntPtr.Zero : prt, out dev);
GUIGraphicsContext.DX9Device = new Device(dev);
// Reset must be done to get the MDX device internal state up to date
GUIGraphicsContext.DX9Device.Reset(presentParams);
}
/// <summary>
/// Creates a DirectX9Ex Device
/// </summary>
private void CreateDirectX9ExDevice()
{
var param = new D3DPRESENT_PARAMETERS
{
BackBufferWidth = (uint)_presentParams.BackBufferWidth,
BackBufferHeight = (uint)_presentParams.BackBufferHeight,
BackBufferFormat = _presentParams.BackBufferFormat,
BackBufferCount = (uint)_presentParams.BackBufferCount,
MultiSampleType = _presentParams.MultiSample,
MultiSampleQuality = _presentParams.MultiSampleQuality,
SwapEffect = _presentParams.SwapEffect,
hDeviceWindow = _presentParams.DeviceWindow.Handle,
Windowed = _presentParams.Windowed ? 1 : 0,
EnableAutoDepthStencil = _presentParams.EnableAutoDepthStencil ? 1 : 0,
AutoDepthStencilFormat = _presentParams.AutoDepthStencilFormat,
Flags = (int)_presentParams.PresentFlag,
FullScreen_RefreshRateInHz = (uint)_presentParams.FullScreenRefreshRateInHz,
PresentationInterval = (uint)_presentParams.PresentationInterval,
};
IDirect3D9Ex direct3D9Ex;
Direct3D.Direct3DCreate9Ex(32, out direct3D9Ex);
IntPtr dev;
var hr = direct3D9Ex.CreateDeviceEx(AdapterInfo.AdapterOrdinal,
_deviceType,
_renderTarget.Handle,
_createFlags | CreateFlags.MultiThreaded | CreateFlags.FpuPreserve,
ref param,
IntPtr.Zero,
out dev);
if (hr == 0)
{
GUIGraphicsContext.DX9Device = new Device(dev);
GUIGraphicsContext.DX9Device.Reset(_presentParams);
}
else
{
Log.Error("D3D: Could not create device");
// ReSharper disable LocalizableElement
MessageBox.Show("Direct3D device could not be created.", "MediaPortal", MessageBoxButtons.OK, MessageBoxIcon.Error);
// ReSharper restore LocalizableElement
try
{
Close();
}
// ReSharper disable EmptyGeneralCatchClause
catch {}
// ReSharper restore EmptyGeneralCatchClause
}
}
private void CreateDevice()
{
if (m_device != null)
return;
var param = new D3DPRESENT_PARAMETERS
{
Windowed = 1,
Flags = ((short)D3DPRESENTFLAG.D3DPRESENTFLAG_VIDEO),
BackBufferFormat = D3DFORMAT.D3DFMT_X8R8G8B8,
SwapEffect = D3DSWAPEFFECT.D3DSWAPEFFECT_COPY
};
/* The COM pointer to our D3D Device */
IntPtr dev;
/* Windows Vista runs much more performant with the IDirect3DDevice9Ex */
if (IsVistaOrBetter)
{
m_d3dEx.CreateDeviceEx(0, D3DDEVTYPE.D3DDEVTYPE_HAL, m_hWnd,
CreateFlags.D3DCREATE_SOFTWARE_VERTEXPROCESSING | CreateFlags.D3DCREATE_MULTITHREADED,
ref param, IntPtr.Zero, out dev);
}
else/* Windows XP */
{
m_d3d.CreateDevice(0, D3DDEVTYPE.D3DDEVTYPE_HAL, m_hWnd,
CreateFlags.D3DCREATE_SOFTWARE_VERTEXPROCESSING | CreateFlags.D3DCREATE_MULTITHREADED,
ref param, out dev);
}
m_device = (IDirect3DDevice9)Marshal.GetObjectForIUnknown(dev);
Marshal.Release(dev);
}
