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@@ -59,7 +59,6 @@ namespace Avalonia.Win32.OpenGl.Angle
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var dxgiFactoryGuid = MicroComRuntime.GetGuidFor(typeof(IDXGIFactory1));
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DirectXUnmanagedMethods.CreateDXGIFactory1(ref dxgiFactoryGuid, out var pDxgiFactory);
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IDXGIAdapter1? chosenAdapter = null;
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-
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if (pDxgiFactory != null)
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{
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using var factory = MicroComRuntime.CreateProxyFor<IDXGIFactory1>(pDxgiFactory, true);
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@@ -81,7 +80,7 @@ namespace Avalonia.Win32.OpenGl.Angle
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}
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if (adapters.Count == 0)
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- ThrowNoAdaptersFound();
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+ throw new OpenGlException("No adapters found");
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chosenAdapter = adapters
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.OrderByDescending(x =>
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@@ -96,17 +95,21 @@ namespace Avalonia.Win32.OpenGl.Angle
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else
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{
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if (factory.EnumAdapters1(0, &pAdapter) != 0)
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- ThrowNoAdaptersFound();
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+ throw new OpenGlException("No adapters found");
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chosenAdapter = MicroComRuntime.CreateProxyFor<IDXGIAdapter1>(pAdapter, true);
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}
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}
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IntPtr pD3dDevice;
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using (chosenAdapter)
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- pD3dDevice = CreateD3D11Device(chosenAdapter, featureLevels);
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+ DirectXUnmanagedMethods.D3D11CreateDevice(chosenAdapter?.GetNativeIntPtr() ?? IntPtr.Zero,
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+ D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_UNKNOWN,
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+ IntPtr.Zero, 0, featureLevels, (uint)featureLevels.Length,
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+ 7, out pD3dDevice, out _, null);
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+
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if (pD3dDevice == IntPtr.Zero)
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- ThrowCannotCreateD3D11Device();
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+ throw new Win32Exception("Unable to create D3D11 Device");
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var d3dDevice = MicroComRuntime.CreateProxyFor<ID3D11Device>(pD3dDevice, true);
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var angleDevice = IntPtr.Zero;
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@@ -124,11 +127,11 @@ namespace Avalonia.Win32.OpenGl.Angle
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{
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angleDevice = egl.CreateDeviceANGLE(EGL_D3D11_DEVICE_ANGLE, pD3dDevice, null);
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if (angleDevice == IntPtr.Zero)
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- OpenGlException.ThrowFormattedException("eglCreateDeviceANGLE", egl);
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+ throw OpenGlException.GetFormattedException("eglCreateDeviceANGLE", egl);
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display = egl.GetPlatformDisplayExt(EGL_PLATFORM_DEVICE_EXT, angleDevice, null);
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if (display == IntPtr.Zero)
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- OpenGlException.ThrowFormattedException("eglGetPlatformDisplayEXT", egl);
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+ throw OpenGlException.GetFormattedException("eglGetPlatformDisplayEXT", egl);
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var rv = new AngleWin32EglDisplay(display, egl,
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@@ -152,53 +155,6 @@ namespace Avalonia.Win32.OpenGl.Angle
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Cleanup();
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}
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}
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-
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- // Throwhelpers to aid inlining on rare paths.
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- void ThrowNoAdaptersFound() => throw new OpenGlException("No adapters found");
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- void ThrowCannotCreateD3D11Device() => throw new Win32Exception("Unable to create D3D11 Device");
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- }
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-
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- /// <summary>
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- /// Creates a D3D11 device for the given adapter.
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- /// </summary>
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- /// <returns>A null pointer on failure, otherwise a device pointer.</returns>
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- private static unsafe IntPtr CreateD3D11Device(IDXGIAdapter1? chosenAdapter, D3D_FEATURE_LEVEL[] featureLevels)
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- {
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- // https://learn.microsoft.com/en-us/windows/win32/api/dxgi/ns-dxgi-dxgi_adapter_desc1
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- // https://learn.microsoft.com/en-us/windows/win32/api/dxgi/ne-dxgi-dxgi_adapter_flag
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- var isSoftwareAdapter = (chosenAdapter!.Desc1.Flags & 2) == 1;
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- var driverType = isSoftwareAdapter ?
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- D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_WARP :
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- D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_HARDWARE;
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-
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- // HARDWARE or WARP should cover ~99% of use cases.
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- DirectXUnmanagedMethods.D3D11CreateDevice(chosenAdapter?.GetNativeIntPtr() ?? IntPtr.Zero,
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- driverType,
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- IntPtr.Zero, 0, featureLevels, (uint)featureLevels.Length,
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- 7, out var pD3dDevice, out _, null);
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-
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- if (pD3dDevice != IntPtr.Zero)
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- return pD3dDevice;
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-
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- // Otherwise fallback to legacy software device.
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- DirectXUnmanagedMethods.D3D11CreateDevice(chosenAdapter?.GetNativeIntPtr() ?? IntPtr.Zero,
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- D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_SOFTWARE,
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- IntPtr.Zero, 0, featureLevels, (uint)featureLevels.Length,
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- 7, out pD3dDevice, out _, null);
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-
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- if (pD3dDevice != IntPtr.Zero)
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- return pD3dDevice;
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-
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- // As a last resort, try creating an unknown device.
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- // No consumer machine ought to hit this, the remaining options
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- // are more so for driver developers debugging/testing, but
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- // we might as well cover this base.
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- DirectXUnmanagedMethods.D3D11CreateDevice(chosenAdapter?.GetNativeIntPtr() ?? IntPtr.Zero,
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- D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_UNKNOWN,
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- IntPtr.Zero, 0, featureLevels, (uint)featureLevels.Length,
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- 7, out pD3dDevice, out _, null);
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-
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- return pD3dDevice;
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}
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private AngleWin32EglDisplay(IntPtr display, EglInterface egl, EglDisplayOptions options, AngleOptions.PlatformApi platformApi) : base(display, options)
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