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internal/graphicsdriver/directx: refactoring

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This commit is contained in:
Hajime Hoshi 2022-06-20 23:40:53 +09:00
parent 2f104a35be
commit a641f9ede0
1 changed files with 9 additions and 22 deletions
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31
internal/graphicsdriver/directx/graphics_windows.go
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@ -122,7 +122,6 @@ type Graphics struct {
indices [frameCount][]*_ID3D12Resource
factory *_IDXGIFactory4
adapter *_IDXGIAdapter1
swapChain *_IDXGISwapChain4
window windows.HWND
@ -214,19 +213,14 @@ func (g *Graphics) initializeDesktop(useWARP bool, useDebugLayer bool) (ferr err
}
}()
var adapter *_IDXGIAdapter1
if useWARP {
a, err := g.factory.EnumWarpAdapter()
if err != nil {
return err
}
g.adapter = a
defer func() {
if ferr != nil {
g.adapter.Release()
g.adapter = nil
}
}()
defer a.Release()
adapter = a
} else {
for i := 0; ; i++ {
a, err := g.factory.EnumAdapters1(uint32(i))
@ -236,35 +230,28 @@ func (g *Graphics) initializeDesktop(useWARP bool, useDebugLayer bool) (ferr err
if err != nil {
return err
}
defer a.Release()
adapter = a
desc, err := a.GetDesc1()
desc, err := adapter.GetDesc1()
if err != nil {
return err
}
if desc.Flags&_DXGI_ADAPTER_FLAG_SOFTWARE != 0 {
a.Release()
continue
}
if err := _D3D12CreateDevice(unsafe.Pointer(a), _D3D_FEATURE_LEVEL_11_0, &_IID_ID3D12Device, nil); err != nil {
a.Release()
if err := _D3D12CreateDevice(unsafe.Pointer(adapter), _D3D_FEATURE_LEVEL_11_0, &_IID_ID3D12Device, nil); err != nil {
continue
}
g.adapter = a
defer func() {
if ferr != nil {
g.adapter.Release()
g.adapter = nil
}
}()
break
}
}
if g.adapter == nil {
if adapter == nil {
return errors.New("directx: DirectX 12 is not supported")
}
if err := _D3D12CreateDevice(unsafe.Pointer(g.adapter), _D3D_FEATURE_LEVEL_11_0, &_IID_ID3D12Device, (*unsafe.Pointer)(unsafe.Pointer(&g.device))); err != nil {
if err := _D3D12CreateDevice(unsafe.Pointer(adapter), _D3D_FEATURE_LEVEL_11_0, &_IID_ID3D12Device, (*unsafe.Pointer)(unsafe.Pointer(&g.device))); err != nil {
return err
}