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1 /*
2  * Copyright 2020 Google LLC
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "tools/gpu/d3d/D3DTestUtils.h"
9 
10 #ifdef SK_DIRECT3D
11 #include <d3d12sdklayers.h>
12 
13 #include "include/gpu/d3d/GrD3DBackendContext.h"
14 
15 namespace sk_gpu_test {
16 
get_hardware_adapter(IDXGIFactory4 * pFactory,IDXGIAdapter1 ** ppAdapter)17 void get_hardware_adapter(IDXGIFactory4* pFactory, IDXGIAdapter1** ppAdapter) {
18     *ppAdapter = nullptr;
19     for (UINT adapterIndex = 0; ; ++adapterIndex) {
20         IDXGIAdapter1* pAdapter = nullptr;
21         if (DXGI_ERROR_NOT_FOUND == pFactory->EnumAdapters1(adapterIndex, &pAdapter)) {
22             // No more adapters to enumerate.
23             break;
24         }
25 
26         // Check to see if the adapter supports Direct3D 12, but don't create the
27         // actual device yet.
28         if (SUCCEEDED(D3D12CreateDevice(pAdapter, D3D_FEATURE_LEVEL_11_0, _uuidof(ID3D12Device),
29                                         nullptr))) {
30             *ppAdapter = pAdapter;
31             return;
32         }
33         pAdapter->Release();
34     }
35 }
36 
CreateD3DBackendContext(GrD3DBackendContext * ctx,bool isProtected)37 bool CreateD3DBackendContext(GrD3DBackendContext* ctx,
38                              bool isProtected) {
39 #if defined(SK_ENABLE_D3D_DEBUG_LAYER)
40     // Enable the D3D12 debug layer.
41     {
42         gr_cp<ID3D12Debug> debugController;
43         if (SUCCEEDED(D3D12GetDebugInterface(IID_PPV_ARGS(&debugController))))
44         {
45             debugController->EnableDebugLayer();
46         }
47     }
48 #endif
49     // Create the device
50     gr_cp<IDXGIFactory4> factory;
51     if (!SUCCEEDED(CreateDXGIFactory1(IID_PPV_ARGS(&factory)))) {
52         return false;
53     }
54 
55     gr_cp<IDXGIAdapter1> hardwareAdapter;
56     get_hardware_adapter(factory.get(), &hardwareAdapter);
57 
58     gr_cp<ID3D12Device> device;
59     if (!SUCCEEDED(D3D12CreateDevice(hardwareAdapter.get(),
60                                      D3D_FEATURE_LEVEL_11_0,
61                                      IID_PPV_ARGS(&device)))) {
62         return false;
63     }
64 
65     // Create the command queue
66     gr_cp<ID3D12CommandQueue> queue;
67     D3D12_COMMAND_QUEUE_DESC queueDesc = {};
68     queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
69     queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
70 
71     if (!SUCCEEDED(device->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&queue)))) {
72         return false;
73     }
74 
75     ctx->fAdapter = hardwareAdapter;
76     ctx->fDevice = device;
77     ctx->fQueue = queue;
78     // TODO: set up protected memory
79     ctx->fProtectedContext = /*isProtected ? GrProtected::kYes :*/ GrProtected::kNo;
80 
81     return true;
82 }
83 
84 }
85 
86 #endif
87