| 1 | /** @file
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| 2 | *
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| 3 | * VBoxVideo Display D3D User mode dll
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| 4 | *
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| 5 | * Copyright (C) 2010 Oracle Corporation
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| 6 | *
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| 7 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 8 | * available from http://www.virtualbox.org. This file is free software;
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| 9 | * you can redistribute it and/or modify it under the terms of the GNU
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| 10 | * General Public License (GPL) as published by the Free Software
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| 11 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 12 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 13 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 14 | */
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| 15 | #include "VBoxDispD3DIf.h"
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| 16 | #include "VBoxDispD3DCmn.h"
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| 17 |
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| 18 | #include <iprt/assert.h>
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| 19 |
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| 20 | void VBoxDispD3DClose(VBOXDISPD3D *pD3D)
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| 21 | {
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| 22 | FreeLibrary(pD3D->hD3DLib);
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| 23 | pD3D->hD3DLib = NULL;
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| 24 | }
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| 25 |
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| 26 |
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| 27 | HRESULT VBoxDispD3DOpen(VBOXDISPD3D *pD3D)
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| 28 | {
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| 29 | pD3D->hD3DLib = LoadLibraryW(L"VBoxD3D9.dll");
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| 30 | Assert(pD3D->hD3DLib);
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| 31 | if (pD3D->hD3DLib)
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| 32 | {
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| 33 | pD3D->pfnDirect3DCreate9Ex = (PFNVBOXDISPD3DCREATE9EX)GetProcAddress(pD3D->hD3DLib, "Direct3DCreate9Ex");
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| 34 | Assert(pD3D->pfnDirect3DCreate9Ex);
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| 35 | if (pD3D->pfnDirect3DCreate9Ex)
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| 36 | return S_OK;
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| 37 | else
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| 38 | {
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| 39 | DWORD winErr = GetLastError();
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| 40 | vboxVDbgPrintR((__FUNCTION__": GetProcAddressW (for Direct3DCreate9Ex) failed, winErr = (%d)", winErr));
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| 41 | }
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| 42 |
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| 43 | VBoxDispD3DClose(pD3D);
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| 44 | }
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| 45 | else
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| 46 | {
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| 47 | DWORD winErr = GetLastError();
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| 48 | vboxVDbgPrintR((__FUNCTION__": LoadLibraryW failed, winErr = (%d)", winErr));
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| 49 | }
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| 50 |
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| 51 | return E_FAIL;
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| 52 | }
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| 53 |
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| 54 | #define WM_VBOXDISP_CALLPROC (WM_APP+1)
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| 55 |
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| 56 | typedef struct VBOXDISP_CALLPROC
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| 57 | {
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| 58 | PFNVBOXDISPWORKERCB pfnCb;
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| 59 | void *pvCb;
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| 60 | } VBOXDISP_CALLPROC;
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| 61 |
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| 62 | static DWORD WINAPI vboxDispWorkerThread(void *pvUser)
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| 63 | {
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| 64 | VBOXDISPWORKER *pWorker = (VBOXDISPWORKER*)pvUser;
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| 65 | MSG Msg;
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| 66 |
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| 67 | PeekMessage(&Msg,
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| 68 | NULL /* HWND hWnd */,
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| 69 | WM_USER /* UINT wMsgFilterMin */,
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| 70 | WM_USER /* UINT wMsgFilterMax */,
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| 71 | PM_NOREMOVE);
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| 72 | RTSemEventSignal(pWorker->hEvent);
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| 73 |
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| 74 | do
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| 75 | {
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| 76 | BOOL bResult = GetMessage(&Msg,
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| 77 | 0 /*HWND hWnd*/,
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| 78 | 0 /*UINT wMsgFilterMin*/,
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| 79 | 0 /*UINT wMsgFilterMax*/
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| 80 | );
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| 81 |
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| 82 | if(!bResult) /* WM_QUIT was posted */
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| 83 | break;
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| 84 |
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| 85 | Assert(bResult != -1);
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| 86 | if(bResult == -1) /* error occured */
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| 87 | break;
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| 88 |
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| 89 | switch (Msg.message)
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| 90 | {
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| 91 | case WM_VBOXDISP_CALLPROC:
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| 92 | {
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| 93 | VBOXDISP_CALLPROC* pData = (VBOXDISP_CALLPROC*)Msg.lParam;
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| 94 | pData->pfnCb(pData->pvCb);
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| 95 | RTSemEventSignal(pWorker->hEvent);
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| 96 | break;
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| 97 | }
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| 98 | default:
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| 99 | TranslateMessage(&Msg);
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| 100 | DispatchMessage(&Msg);
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| 101 | }
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| 102 | } while (1);
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| 103 | return 0;
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| 104 | }
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| 105 |
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| 106 | static int vboxDispWorkerSubmit(VBOXDISPWORKER *pWorker, UINT Msg, LPARAM lParam)
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| 107 | {
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| 108 | /* need to serialize since vboxDispWorkerThread is using one pWorker->hEvent
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| 109 | * to signal job completion */
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| 110 | int rc = RTCritSectEnter(&pWorker->CritSect);
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| 111 | AssertRC(rc);
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| 112 | if (RT_SUCCESS(rc))
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| 113 | {
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| 114 | BOOL bResult = PostThreadMessage(pWorker->idThread, Msg, 0, lParam);
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| 115 | Assert(bResult);
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| 116 | if (bResult)
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| 117 | {
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| 118 | rc = RTSemEventWait(pWorker->hEvent, RT_INDEFINITE_WAIT);
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| 119 | AssertRC(rc);
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| 120 | }
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| 121 | else
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| 122 | rc = VERR_GENERAL_FAILURE;
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| 123 |
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| 124 | int tmpRc = RTCritSectLeave(&pWorker->CritSect);
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| 125 | AssertRC(tmpRc);
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| 126 | }
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| 127 | return rc;
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| 128 | }
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| 129 |
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| 130 | HRESULT VBoxDispWorkerSubmitProc(VBOXDISPWORKER *pWorker, PFNVBOXDISPWORKERCB pfnCb, void *pvCb)
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| 131 | {
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| 132 | VBOXDISP_CALLPROC Ctx;
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| 133 | Ctx.pfnCb = pfnCb;
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| 134 | Ctx.pvCb = pvCb;
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| 135 | int rc = vboxDispWorkerSubmit(pWorker, WM_VBOXDISP_CALLPROC, (LPARAM)&Ctx);
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| 136 | AssertRC(rc);
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| 137 | return RT_SUCCESS(rc) ? S_OK : E_FAIL;
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| 138 | }
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| 139 |
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| 140 | HRESULT VBoxDispWorkerCreate(VBOXDISPWORKER *pWorker)
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| 141 | {
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| 142 | int rc = RTCritSectInit(&pWorker->CritSect);
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| 143 | AssertRC(rc);
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| 144 | if (RT_SUCCESS(rc))
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| 145 | {
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| 146 | rc = RTSemEventCreate(&pWorker->hEvent);
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| 147 | AssertRC(rc);
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| 148 | if (RT_SUCCESS(rc))
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| 149 | {
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| 150 | pWorker->hThread = CreateThread(
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| 151 | NULL /* LPSECURITY_ATTRIBUTES lpThreadAttributes */,
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| 152 | 0 /* SIZE_T dwStackSize */,
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| 153 | vboxDispWorkerThread,
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| 154 | pWorker,
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| 155 | 0 /* DWORD dwCreationFlags */,
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| 156 | &pWorker->idThread);
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| 157 | Assert(pWorker->hThread);
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| 158 | if (pWorker->hThread)
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| 159 | {
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| 160 | rc = RTSemEventWait(pWorker->hEvent, RT_INDEFINITE_WAIT);
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| 161 | AssertRC(rc);
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| 162 | if (RT_SUCCESS(rc))
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| 163 | return S_OK;
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| 164 | /* destroy thread ? */
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| 165 | }
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| 166 | else
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| 167 | {
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| 168 | DWORD winErr = GetLastError();
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| 169 | vboxVDbgPrintR((__FUNCTION__": CreateThread failed, winErr = (%d)", winErr));
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| 170 | rc = VERR_GENERAL_FAILURE;
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| 171 | }
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| 172 | int tmpRc = RTSemEventDestroy(pWorker->hEvent);
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| 173 | AssertRC(tmpRc);
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| 174 | }
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| 175 | int tmpRc = RTCritSectDelete(&pWorker->CritSect);
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| 176 | AssertRC(tmpRc);
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| 177 | }
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| 178 | return E_FAIL;
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| 179 | }
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| 180 |
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| 181 | HRESULT VBoxDispWorkerDestroy(VBOXDISPWORKER *pWorker)
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| 182 | {
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| 183 | int rc = VINF_SUCCESS;
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| 184 | BOOL bResult = PostThreadMessage(pWorker->idThread, WM_QUIT, 0, 0);
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| 185 | Assert(bResult);
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| 186 | if (bResult)
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| 187 | {
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| 188 | DWORD dwErr = WaitForSingleObject(pWorker->hThread, INFINITE);
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| 189 | Assert(dwErr == WAIT_OBJECT_0);
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| 190 | if (dwErr == WAIT_OBJECT_0)
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| 191 | {
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| 192 | rc = RTSemEventDestroy(pWorker->hEvent);
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| 193 | AssertRC(rc);
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| 194 | if (RT_SUCCESS(rc))
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| 195 | {
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| 196 | rc = RTCritSectDelete(&pWorker->CritSect);
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| 197 | AssertRC(rc);
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| 198 | }
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| 199 | }
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| 200 | else
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| 201 | rc = VERR_GENERAL_FAILURE;
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| 202 | }
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| 203 | else
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| 204 | rc = VERR_GENERAL_FAILURE;
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| 205 |
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| 206 | return RT_SUCCESS(rc) ? S_OK : E_FAIL;
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| 207 | }
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| 208 |
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| 209 | static LRESULT CALLBACK WindowProc(HWND hwnd,
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| 210 | UINT uMsg,
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| 211 | WPARAM wParam,
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| 212 | LPARAM lParam
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| 213 | )
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| 214 | {
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| 215 | switch(uMsg)
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| 216 | {
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| 217 | case WM_CLOSE:
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| 218 | vboxVDbgPrint((__FUNCTION__": got WM_CLOSE for hwnd(0x%x)", hwnd));
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| 219 | return 0;
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| 220 | case WM_DESTROY:
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| 221 | vboxVDbgPrint((__FUNCTION__": got WM_DESTROY for hwnd(0x%x)", hwnd));
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| 222 | return 0;
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| 223 | case WM_NCHITTEST:
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| 224 | vboxVDbgPrint((__FUNCTION__": got WM_NCHITTEST for hwnd(0x%x)\n", hwnd));
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| 225 | return HTNOWHERE;
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| 226 | }
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| 227 |
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| 228 | return DefWindowProc(hwnd, uMsg, wParam, lParam);
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| 229 | }
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| 230 |
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| 231 | #define VBOXDISPWND_NAME L"VboxDispD3DWindow"
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| 232 |
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| 233 | HRESULT vboxDispWndDoCreate(DWORD w, DWORD h, HWND *phWnd)
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| 234 | {
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| 235 | HRESULT hr = S_OK;
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| 236 | HINSTANCE hInstance = (HINSTANCE)GetModuleHandle(NULL);
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| 237 | /* Register the Window Class. */
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| 238 | WNDCLASS wc;
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| 239 | if (!GetClassInfo(hInstance, VBOXDISPWND_NAME, &wc))
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| 240 | {
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| 241 | wc.style = CS_OWNDC;
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| 242 | wc.lpfnWndProc = WindowProc;
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| 243 | wc.cbClsExtra = 0;
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| 244 | wc.cbWndExtra = 0;
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| 245 | wc.hInstance = hInstance;
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| 246 | wc.hIcon = NULL;
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| 247 | wc.hCursor = NULL;
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| 248 | wc.hbrBackground = NULL;
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| 249 | wc.lpszMenuName = NULL;
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| 250 | wc.lpszClassName = VBOXDISPWND_NAME;
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| 251 | if (!RegisterClass(&wc))
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| 252 | {
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| 253 | DWORD winErr = GetLastError();
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| 254 | vboxVDbgPrint((__FUNCTION__": RegisterClass failed, winErr(%d)\n", winErr));
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| 255 | hr = E_FAIL;
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| 256 | }
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| 257 | }
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| 258 |
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| 259 | if (hr == S_OK)
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| 260 | {
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| 261 | HWND hWnd = CreateWindowEx (WS_EX_NOACTIVATE | WS_EX_NOPARENTNOTIFY,
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| 262 | VBOXDISPWND_NAME, VBOXDISPWND_NAME,
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| 263 | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_DISABLED,
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| 264 | #ifdef DEBUG_misha
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| 265 | -1024, -1024,
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| 266 | #else
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| 267 | 0, 0,
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| 268 | #endif
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| 269 | w, h,
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| 270 | GetDesktopWindow() /* hWndParent */,
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| 271 | NULL /* hMenu */,
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| 272 | hInstance,
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| 273 | NULL /* lpParam */);
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| 274 | Assert(hWnd);
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| 275 | if (hWnd)
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| 276 | {
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| 277 | *phWnd = hWnd;
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| 278 | }
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| 279 | else
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| 280 | {
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| 281 | DWORD winErr = GetLastError();
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| 282 | vboxVDbgPrint((__FUNCTION__": CreateWindowEx failed, winErr(%d)\n", winErr));
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| 283 | hr = E_FAIL;
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| 284 | }
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| 285 | }
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| 286 |
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| 287 | return hr;
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| 288 | }
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| 289 |
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| 290 | static HRESULT vboxDispWndDoDestroy(HWND hWnd)
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| 291 | {
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| 292 | BOOL bResult = DestroyWindow(hWnd);
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| 293 | Assert(bResult);
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| 294 | if (bResult)
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| 295 | return S_OK;
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| 296 |
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| 297 | DWORD winErr = GetLastError();
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| 298 | vboxVDbgPrint((__FUNCTION__": DestroyWindow failed, winErr(%d) for hWnd(0x%x)\n", winErr, hWnd));
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| 299 |
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| 300 | return E_FAIL;
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| 301 | }
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| 302 |
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| 303 | typedef struct VBOXDISPWND_CREATE_INFO
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| 304 | {
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| 305 | int hr;
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| 306 | HWND hWnd;
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| 307 | DWORD width;
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| 308 | DWORD height;
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| 309 | } VBOXDISPWND_CREATE_INFO;
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| 310 |
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| 311 | typedef struct VBOXDISPWND_DESTROY_INFO
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| 312 | {
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| 313 | int hr;
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| 314 | HWND hWnd;
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| 315 | } VBOXDISPWND_DESTROY_INFO;
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| 316 |
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| 317 | DECLCALLBACK(void) vboxDispWndDestroyWorker(void *pvUser)
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| 318 | {
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| 319 | VBOXDISPWND_DESTROY_INFO *pInfo = (VBOXDISPWND_DESTROY_INFO*)pvUser;
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| 320 | pInfo->hr = vboxDispWndDoDestroy(pInfo->hWnd);
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| 321 | Assert(pInfo->hr == S_OK);
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| 322 | }
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| 323 |
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| 324 | DECLCALLBACK(void) vboxDispWndCreateWorker(void *pvUser)
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| 325 | {
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| 326 | VBOXDISPWND_CREATE_INFO *pInfo = (VBOXDISPWND_CREATE_INFO*)pvUser;
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| 327 | pInfo->hr = vboxDispWndDoCreate(pInfo->width, pInfo->height, &pInfo->hWnd);
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| 328 | Assert(pInfo->hr == S_OK);
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| 329 | }
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| 330 |
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| 331 |
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| 332 | HRESULT VBoxDispWndDestroy(PVBOXWDDMDISP_ADAPTER pAdapter, HWND hWnd)
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| 333 | {
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| 334 | VBOXDISPWND_DESTROY_INFO Info;
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| 335 | Info.hr = E_FAIL;
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| 336 | Info.hWnd = hWnd;
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| 337 | HRESULT hr = VBoxDispWorkerSubmitProc(&pAdapter->WndWorker, vboxDispWndDestroyWorker, &Info);
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| 338 | Assert(hr == S_OK);
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| 339 | if (hr == S_OK)
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| 340 | {
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| 341 | Assert(Info.hr == S_OK);
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| 342 | return Info.hr;
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| 343 | }
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| 344 | return hr;
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| 345 | }
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| 346 |
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| 347 | HRESULT VBoxDispWndCreate(PVBOXWDDMDISP_ADAPTER pAdapter, DWORD width, DWORD height, HWND *phWnd)
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| 348 | {
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| 349 | VBOXDISPWND_CREATE_INFO Info;
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| 350 | Info.hr = E_FAIL;
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| 351 | Info.width = width;
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| 352 | Info.height = height;
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| 353 | HRESULT hr = VBoxDispWorkerSubmitProc(&pAdapter->WndWorker, vboxDispWndCreateWorker, &Info);
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| 354 | Assert(hr == S_OK);
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| 355 | if (hr == S_OK)
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| 356 | {
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| 357 | Assert(Info.hr == S_OK);
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| 358 | if (Info.hr == S_OK)
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| 359 | *phWnd = Info.hWnd;
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| 360 | return Info.hr;
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| 361 | }
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| 362 | return hr;
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| 363 | }
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