Source Insight快速查找变量被引用的情况

/* Called to create DirectDraw surface.

 * Note: we always return DDHAL_DRIVER_NOTHANDLED, which asks DirectDraw memory manager

 * to perform actual memory allocation in our DDraw heap.

 */

DWORD APIENTRY VBoxDispDDCreateSurface(PDD_CREATESURFACEDATA lpCreateSurface)

{

    PVBOXDISPDEV pDev = (PVBOXDISPDEV) lpCreateSurface->lpDD->dhpdev;

    LOGF_ENTER();

    PDD_SURFACE_LOCAL pSurf = lpCreateSurface->lplpSList[0];

    if (pSurf->ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)

    {

        LOG(("primary surface"));

        pSurf->lpGbl->fpVidMem = 0;

    }

    else

    {

        LOG(("non primary surface"));

        pSurf->lpGbl->fpVidMem = DDHAL_PLEASEALLOC_BLOCKSIZE;

    }

    pSurf->lpGbl->dwReserved1 = 0;

#ifdef VBOX_WITH_VIDEOHWACCEL

    if(pDev->vhwa.bEnabled)

    {

        VBOXVHWACMD* pCmd;

        pCmd = VBoxDispVHWACommandCreate(pDev, VBOXVHWACMD_TYPE_SURF_CREATE, sizeof(VBOXVHWACMD_SURF_CREATE));

        if (pCmd)

        {

            VBOXVHWACMD_SURF_CREATE *pBody = VBOXVHWACMD_BODY(pCmd, VBOXVHWACMD_SURF_CREATE);

            PVBOXVHWASURFDESC pDesc;

            。。。

        }

    }

1. VBOXVHWACMD_TYPE_SURF_CREATE
很明显，VBoxDispVHWACommandCreate创建了一个VBOXVHWACMD_TYPE_SURF_CREATE命令，并发送给应用层。

如果顺着代码找，需要大量时间。

因此，VBOXVHWACMD_TYPE_SURF_CREATE肯定有另一个地方会处理这个命令。
直接搜索这个命令VBOXVHWACMD_TYPE_SURF_CREATE，

2. 方法

1）View, Relation Window,鼠标定位到[b]VBOXVHWACMD_TYPE_SURF_CREATE，右击，View relation, Referenced By functions

2)鼠标定位到[b]VBOXVHWACMD_TYPE_SURF_CREATE,Ctrl + /, 搜索[/b][/b]


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