diff options
Diffstat (limited to 'src/VBox/Additions/3D/win/VBoxGL/VBoxGL.c')
| -rw-r--r-- | src/VBox/Additions/3D/win/VBoxGL/VBoxGL.c | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/src/VBox/Additions/3D/win/VBoxGL/VBoxGL.c b/src/VBox/Additions/3D/win/VBoxGL/VBoxGL.c new file mode 100644 index 00000000..4621d383 --- /dev/null +++ b/src/VBox/Additions/3D/win/VBoxGL/VBoxGL.c @@ -0,0 +1,408 @@ +/* $Id: VBoxGL.c $ */ +/** @file + * VirtualBox Windows Guest Mesa3D - OpenGL driver. + */ + +/* + * Copyright (C) 2018-2020 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + */ + +#include "GaDrvEnvKMT.h" + +#include "stw_winsys.h" +#include "stw_device.h" +#include "stw_context.h" + +#include "pipe/p_state.h" +#include "svga3d_reg.h" + +#include <iprt/asm.h> + +#include <common/wddm/VBoxMPIf.h> + +static const char *g_pszSvgaDll = +#ifdef VBOX_WOW64 + "VBoxSVGA-x86.dll" +#else + "VBoxSVGA.dll" +#endif +; + +static struct GaDrvFunctions +{ + PFNGaDrvScreenCreate pfnGaDrvScreenCreate; + PFNGaDrvScreenDestroy pfnGaDrvScreenDestroy; + PFNGaDrvGetWDDMEnv pfnGaDrvGetWDDMEnv; + PFNGaDrvGetContextId pfnGaDrvGetContextId; + PFNGaDrvGetSurfaceId pfnGaDrvGetSurfaceId; + PFNGaDrvContextFlush pfnGaDrvContextFlush; +} g_drvfuncs; + + +static HMODULE gaDrvLoadSVGA(struct GaDrvFunctions *pDrvFuncs) +{ + struct VBOXWDDMDLLPROC aDrvProcs[] = + { + { "GaDrvScreenCreate", (FARPROC *)&pDrvFuncs->pfnGaDrvScreenCreate }, + { "GaDrvScreenDestroy", (FARPROC *)&pDrvFuncs->pfnGaDrvScreenDestroy }, + { "GaDrvGetWDDMEnv", (FARPROC *)&pDrvFuncs->pfnGaDrvGetWDDMEnv }, + { "GaDrvGetContextId", (FARPROC *)&pDrvFuncs->pfnGaDrvGetContextId }, + { "GaDrvGetSurfaceId", (FARPROC *)&pDrvFuncs->pfnGaDrvGetSurfaceId }, + { "GaDrvContextFlush", (FARPROC *)&pDrvFuncs->pfnGaDrvContextFlush }, + { NULL, NULL } + }; + + HMODULE hmod = VBoxWddmLoadSystemDll(g_pszSvgaDll); + if (hmod) + { + VBoxWddmLoadAdresses(hmod, aDrvProcs); + } + return hmod; +} + +struct stw_shared_surface +{ + D3DKMT_HANDLE hResource; + D3DKMT_HANDLE hSurface; + uint32_t u32Sid; +}; + +static NTSTATUS vboxKmtPresent(D3DKMT_HANDLE hContext, HWND hwnd, D3DKMT_HANDLE hSource, LONG lWidth, LONG lHeight) +{ + RECT r; + r.left = 0; + r.top = 0; + r.right = lWidth; + r.bottom = lHeight; + + D3DKMT_PRESENT PresentData; + memset(&PresentData, 0, sizeof(PresentData)); + PresentData.hContext = hContext; + PresentData.hWindow = hwnd; + PresentData.hSource = hSource; + PresentData.hDestination = 0; + PresentData.Flags.Blt = 1; + PresentData.Flags.SrcRectValid = 1; + PresentData.Flags.DstRectValid = 1; + PresentData.SrcRect = r; + PresentData.SubRectCnt = 1; + PresentData.pSrcSubRects = &r; + PresentData.DstRect = r; + + D3DKMTFUNCTIONS const *d3dkmt = D3DKMTFunctions(); + NTSTATUS Status = d3dkmt->pfnD3DKMTPresent(&PresentData); + return Status; +} + +NTSTATUS vboxKmtOpenSharedSurface(D3DKMT_HANDLE hDevice, D3DKMT_HANDLE hSharedSurface, struct stw_shared_surface *pSurf) +{ + D3DKMTFUNCTIONS const *d3dkmt = D3DKMTFunctions(); + + D3DKMT_QUERYRESOURCEINFO QueryResourceInfoData; + memset(&QueryResourceInfoData, 0, sizeof(QueryResourceInfoData)); + QueryResourceInfoData.hDevice = hDevice; + QueryResourceInfoData.hGlobalShare = hSharedSurface; + + NTSTATUS Status = d3dkmt->pfnD3DKMTQueryResourceInfo(&QueryResourceInfoData); + if (Status == STATUS_SUCCESS) + { + D3DDDI_OPENALLOCATIONINFO OpenAllocationInfoData; + memset(&OpenAllocationInfoData, 0, sizeof(OpenAllocationInfoData)); + + D3DKMT_OPENRESOURCE OpenResourceData; + memset(&OpenResourceData, 0, sizeof(OpenResourceData)); + OpenResourceData.hDevice = hDevice; + OpenResourceData.hGlobalShare = hSharedSurface; + OpenResourceData.NumAllocations = 1; + OpenResourceData.pOpenAllocationInfo = &OpenAllocationInfoData; + if (QueryResourceInfoData.PrivateRuntimeDataSize) + { + OpenResourceData.pPrivateRuntimeData = malloc(QueryResourceInfoData.PrivateRuntimeDataSize); + if (OpenResourceData.pPrivateRuntimeData == NULL) + { + Status = STATUS_NOT_SUPPORTED; + } + OpenResourceData.PrivateRuntimeDataSize = QueryResourceInfoData.PrivateRuntimeDataSize; + } + if (QueryResourceInfoData.ResourcePrivateDriverDataSize) + { + OpenResourceData.pResourcePrivateDriverData = malloc(QueryResourceInfoData.ResourcePrivateDriverDataSize); + if (OpenResourceData.pResourcePrivateDriverData == NULL) + { + Status = STATUS_NOT_SUPPORTED; + } + OpenResourceData.ResourcePrivateDriverDataSize = QueryResourceInfoData.ResourcePrivateDriverDataSize; + } + if (QueryResourceInfoData.TotalPrivateDriverDataSize) + { + OpenResourceData.pTotalPrivateDriverDataBuffer = malloc(QueryResourceInfoData.TotalPrivateDriverDataSize); + if (OpenResourceData.pTotalPrivateDriverDataBuffer == NULL) + { + Status = STATUS_NOT_SUPPORTED; + } + OpenResourceData.TotalPrivateDriverDataBufferSize = QueryResourceInfoData.TotalPrivateDriverDataSize; + } + + if (Status == STATUS_SUCCESS) + { + Status = d3dkmt->pfnD3DKMTOpenResource(&OpenResourceData); + if (Status == STATUS_SUCCESS) + { + Assert(OpenAllocationInfoData.PrivateDriverDataSize == sizeof(VBOXWDDM_ALLOCINFO)); + VBOXWDDM_ALLOCINFO *pVBoxAllocInfo = (VBOXWDDM_ALLOCINFO *)OpenAllocationInfoData.pPrivateDriverData; + pSurf->hResource = OpenResourceData.hResource; + pSurf->hSurface = OpenAllocationInfoData.hAllocation; + pSurf->u32Sid = pVBoxAllocInfo->hostID; + } + } + + if (OpenResourceData.pPrivateRuntimeData != NULL) + { + free(OpenResourceData.pPrivateRuntimeData); + } + if (OpenResourceData.pResourcePrivateDriverData != NULL) + { + free(OpenResourceData.pResourcePrivateDriverData); + } + if (OpenResourceData.pTotalPrivateDriverDataBuffer != NULL) + { + free(OpenResourceData.pTotalPrivateDriverDataBuffer); + } + } + + return Status; +} + +NTSTATUS vboxKmtCloseSharedSurface(D3DKMT_HANDLE hDevice, struct stw_shared_surface *pSurf) +{ + D3DKMTFUNCTIONS const *d3dkmt = D3DKMTFunctions(); + + D3DKMT_DESTROYALLOCATION DestroyAllocationData; + memset(&DestroyAllocationData, 0, sizeof(DestroyAllocationData)); + DestroyAllocationData.hDevice = hDevice; + DestroyAllocationData.hResource = pSurf->hResource; + /* "If the OpenGL ICD sets the handle in the hResource member to a non-NULL value, + * the ICD must set phAllocationList to NULL." and + * "the AllocationCount member is ignored by the OpenGL runtime." + */ + // DestroyAllocationData.phAllocationList = NULL; + // DestroyAllocationData.AllocationCount = 0; + + NTSTATUS Status = d3dkmt->pfnD3DKMTDestroyAllocation(&DestroyAllocationData); + Assert(Status == STATUS_SUCCESS); + return Status; +} + + +static struct pipe_screen * +wddm_screen_create(void) +{ + struct pipe_screen *screen = NULL; + + if (gaDrvLoadSVGA(&g_drvfuncs)) + { + WDDMGalliumDriverEnv const *pEnv = GaDrvEnvKmtCreate(); + if (pEnv) + { + /// @todo pEnv to include destructor callback, to be called from winsys screen destructor? + screen = g_drvfuncs.pfnGaDrvScreenCreate(pEnv); + } + } + + return screen; +} + +static void +wddm_present(struct pipe_screen *screen, + struct pipe_resource *res, + HDC hDC) +{ + struct stw_context *ctx = stw_current_context(); + struct pipe_context *pipe = ctx->st->pipe; + + const WDDMGalliumDriverEnv *pEnv = g_drvfuncs.pfnGaDrvGetWDDMEnv(screen); + if (pEnv) + { + /* Get context and kernel-mode handle of the resource. */ + uint32_t u32Cid = g_drvfuncs.pfnGaDrvGetContextId(pipe); + D3DKMT_HANDLE hContext = GaDrvEnvKmtContextHandle(pEnv, u32Cid); + + uint32_t u32SourceSid = g_drvfuncs.pfnGaDrvGetSurfaceId(screen, res); + D3DKMT_HANDLE hSource = GaDrvEnvKmtSurfaceHandle(pEnv, u32SourceSid); + + HWND hwnd = WindowFromDC(hDC); + + vboxKmtPresent(hContext, hwnd, hSource, res->width0, res->height0); + } +} + +static boolean +wddm_get_adapter_luid(struct pipe_screen *screen, + LUID *pAdapterLuid) +{ + const WDDMGalliumDriverEnv *pEnv = g_drvfuncs.pfnGaDrvGetWDDMEnv(screen); + if (pEnv) + { + GaDrvEnvKmtAdapterLUID(pEnv, pAdapterLuid); + return true; + } + + return false; +} + +static struct stw_shared_surface * +wddm_shared_surface_open(struct pipe_screen *screen, + HANDLE hSharedSurface) +{ + struct stw_shared_surface *surface = NULL; + + const WDDMGalliumDriverEnv *pEnv = g_drvfuncs.pfnGaDrvGetWDDMEnv(screen); + if (pEnv) + { + surface = (struct stw_shared_surface *)malloc(sizeof(struct stw_shared_surface)); + if (surface) + { + D3DKMT_HANDLE hDevice = GaDrvEnvKmtDeviceHandle(pEnv); + NTSTATUS Status = vboxKmtOpenSharedSurface(hDevice, (D3DKMT_HANDLE)hSharedSurface, surface); + if (Status != STATUS_SUCCESS) + { + free(surface); + surface = NULL; + } + } + } + return surface; +} + +static void +wddm_shared_surface_close(struct pipe_screen *screen, + struct stw_shared_surface *surface) +{ + const WDDMGalliumDriverEnv *pEnv = g_drvfuncs.pfnGaDrvGetWDDMEnv(screen); + if (pEnv) + { + D3DKMT_HANDLE hDevice = GaDrvEnvKmtDeviceHandle(pEnv); + vboxKmtCloseSharedSurface(hDevice, surface); + } + free(surface); +} + +static void +wddm_compose(struct pipe_screen *screen, + struct pipe_resource *res, + struct stw_shared_surface *dest, + LPCRECT pRect, + ULONGLONG PresentHistoryToken) +{ + struct stw_context *ctx = stw_current_context(); + struct pipe_context *pipe = ctx->st->pipe; + + /* The ICD asked to present something, make sure that any outstanding commends are submitted. */ + g_drvfuncs.pfnGaDrvContextFlush(pipe); + + uint32_t u32SourceSid = g_drvfuncs.pfnGaDrvGetSurfaceId(screen, res); + + /* Generate SVGA_3D_CMD_SURFACE_COPY command for these resources. */ + struct + { + SVGA3dCmdHeader header; + SVGA3dCmdSurfaceCopy surfaceCopy; + SVGA3dCopyBox box; + } command; + + command.header.id = SVGA_3D_CMD_SURFACE_COPY; + command.header.size = sizeof(command) - sizeof(SVGA3dCmdHeader); + + command.surfaceCopy.src.sid = u32SourceSid; + command.surfaceCopy.src.face = 0; + command.surfaceCopy.src.mipmap = 0; + command.surfaceCopy.dest.sid = dest->u32Sid; + command.surfaceCopy.dest.face = 0; + command.surfaceCopy.dest.mipmap = 0; + + command.box.x = pRect->left; + command.box.y = pRect->top; + command.box.z = 0; + command.box.w = pRect->right - pRect->left; + command.box.h = pRect->bottom - pRect->top; + command.box.d = 1; + command.box.srcx = 0; + command.box.srcy = 0; + command.box.srcz = 0; + + const WDDMGalliumDriverEnv *pEnv = g_drvfuncs.pfnGaDrvGetWDDMEnv(screen); + if (pEnv) + { + uint32_t u32Cid = g_drvfuncs.pfnGaDrvGetContextId(pipe); + GaDrvEnvKmtRenderCompose(pEnv, u32Cid, &command, sizeof(command), PresentHistoryToken); + } +} + +static const struct stw_winsys stw_winsys = { + wddm_screen_create, + wddm_present, + wddm_get_adapter_luid, + wddm_shared_surface_open, + wddm_shared_surface_close, + wddm_compose +}; + +BOOL WINAPI DllMain(HINSTANCE hDLLInst, + DWORD fdwReason, + LPVOID lpvReserved) +{ + RT_NOREF2(hDLLInst, lpvReserved); + + switch (fdwReason) + { + case DLL_PROCESS_ATTACH: + D3DKMTLoad(); + stw_init(&stw_winsys); + stw_init_thread(); + break; + + case DLL_PROCESS_DETACH: + break; + + case DLL_THREAD_ATTACH: + stw_init_thread(); + break; + + case DLL_THREAD_DETACH: + stw_cleanup_thread(); + break; + + default: + if (lpvReserved == NULL) + { + // We're being unloaded from the process. + stw_cleanup_thread(); + stw_cleanup(); + } + else + { + // Process itself is terminating, and all threads and modules are + // being detached. + // + // The order threads (including llvmpipe rasterizer threads) are + // destroyed can not be relied up, so it's not safe to cleanup. + // + // However global destructors (e.g., LLVM's) will still be called, and + // if Microsoft OPENGL32.DLL's DllMain is called after us, it will + // still try to invoke DrvDeleteContext to destroys all outstanding, + // so set stw_dev to NULL to return immediately if that happens. + stw_dev = NULL; + } + break; + } + + return TRUE; +} |