C++ VGAPut函数代码示例

static void
VGAarbiterGetSpans(DrawablePtr pDrawable,
                   int wMax,
                   DDXPointPtr ppt, int *pwidth, int nspans, char *pdstStart)
{
    ScreenPtr pScreen = pDrawable->pScreen;

    SCREEN_PROLOG(GetSpans);
    VGAGet(pScreen);
    (*pScreen->GetSpans) (pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
    VGAPut();
    SCREEN_EPILOG(GetSpans, VGAarbiterGetSpans);
}

static Bool
VGAarbiterUnrealizeCursor(DeviceIntPtr pDev,
                          ScreenPtr pScreen, CursorPtr pCursor)
{
    Bool val;

    SCREEN_PROLOG(UnrealizeCursor);
    VGAGet(pScreen);
    val = (*pScreen->UnrealizeCursor) (pDev, pScreen, pCursor);
    VGAPut();
    SCREEN_EPILOG(UnrealizeCursor, VGAarbiterUnrealizeCursor);
    return val;
}

static Bool
VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank)
{
    Bool val;

    SCREEN_PROLOG(SaveScreen);
    VGAGet(pScreen);
    val = (*pScreen->SaveScreen) (pScreen, unblank);
    VGAPut();
    SCREEN_EPILOG(SaveScreen, VGAarbiterSaveScreen);

    return val;
}

static void
VGAarbiterStoreColors (
    ColormapPtr        pmap,
    int                ndef,
    xColorItem         *pdefs)
{
    ScreenPtr pScreen = pmap->pScreen;

    SCREEN_PROLOG (StoreColors);
    VGAGet(pScreen);
    (*pScreen->StoreColors) (pmap,ndef,pdefs);
    VGAPut();
    SCREEN_EPILOG ( StoreColors, VGAarbiterStoreColors);
}

static void
VGAarbiterCopyWindow(
    WindowPtr pWin,
    DDXPointRec ptOldOrg,
    RegionPtr prgnSrc )
{
    ScreenPtr pScreen = pWin->drawable.pScreen;

    SCREEN_PROLOG (CopyWindow);
    VGAGet(pScreen);
    (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
    VGAPut();
    SCREEN_EPILOG (CopyWindow, VGAarbiterCopyWindow);
}

static void
VGAarbiterSourceValidate (
    DrawablePtr pDrawable,
    int x, int y, int width, int height,
    unsigned int subWindowMode )
{
    ScreenPtr   pScreen = pDrawable->pScreen;
    SCREEN_PROLOG (SourceValidate);
    VGAGet(pScreen);
    if (pScreen->SourceValidate)
    (*pScreen->SourceValidate) (pDrawable, x, y, width, height, subWindowMode);
    VGAPut();
    SCREEN_EPILOG (SourceValidate, VGAarbiterSourceValidate);
}

static Bool
VGAarbiterEnterVT(int index, int flags)
{
    Bool val;
    ScreenPtr pScreen = screenInfo.screens[index];
    VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
        &pScreen->devPrivates, VGAarbiterScreenKey);

    DPRINT_S("VGAarbiterEnterVT",index);
    VGAGet();
    val = (*pScreenPriv->EnterVT)(index, flags);
    VGAPut();
    return val;
}

static Bool
VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags)
{
    Bool val;
    ScreenPtr pScreen = screenInfo.screens[index];
    VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
        &pScreen->devPrivates, VGAarbiterScreenKey);

    DPRINT_S("VGAarbiterSwitchMode",index);
    VGAGet();
    val = (*pScreenPriv->SwitchMode)(index, mode, flags);
    VGAPut();
    return val;
}

static void
VGAarbiterSourceValidate (
    DrawablePtr pDrawable,
    int x, int y, int width, int height )
{
    ScreenPtr   pScreen = pDrawable->pScreen;
    DPRINT_S("VGAarbiterSourceValidate",pScreen->myNum);
    SCREEN_PROLOG (SourceValidate);
    VGAGet();
    if (pScreen->SourceValidate)
    (*pScreen->SourceValidate) (pDrawable, x, y, width, height);
    VGAPut();
    SCREEN_EPILOG (SourceValidate, VGAarbiterSourceValidate);
}

static void
VGAarbiterRecolorCursor (
    DeviceIntPtr pDev,
    ScreenPtr pScreen,
    CursorPtr pCurs,
    Bool displayed
    )
{
    SCREEN_PROLOG (RecolorCursor);
    VGAGet(pScreen);
    (*pScreen->RecolorCursor) (pDev, pScreen, pCurs, displayed);
    VGAPut();
    SCREEN_EPILOG ( RecolorCursor, VGAarbiterRecolorCursor);
}

/* GC Ops */
static void
VGAarbiterFillSpans(DrawablePtr pDraw,
                    GC * pGC,
                    int nInit,
                    DDXPointPtr pptInit, int *pwidthInit, int fSorted)
{
    ScreenPtr pScreen = pGC->pScreen;

    GC_UNWRAP(pGC);
    VGAGet(pScreen);
    (*pGC->ops->FillSpans) (pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
    VGAPut();
    GC_WRAP(pGC);
}

static void
VGAarbiterPolyRectangle(
    DrawablePtr  pDraw,
    GCPtr        pGC,
    int          nRectsInit,
    xRectangle  *pRectsInit )
{
    ScreenPtr pScreen = pGC->pScreen;
    GC_UNWRAP(pGC);
    VGAGet(pScreen);
    (*pGC->ops->PolyRectangle)(pDraw, pGC, nRectsInit, pRectsInit);
    VGAPut();
    GC_WRAP(pGC);
}

static PixmapPtr
VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h, int depth,
                       unsigned usage_hint)
{
    PixmapPtr pPix;

    SCREEN_PROLOG(CreatePixmap);
    VGAGet(pScreen);
    pPix = (*pScreen->CreatePixmap) (pScreen, w, h, depth, usage_hint);
    VGAPut();
    SCREEN_EPILOG(CreatePixmap, VGAarbiterCreatePixmap);

    return pPix;
}

static Bool
VGAarbiterSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
    Bool val;
    ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
    VGAarbiterScreenPtr pScreenPriv =
        (VGAarbiterScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
                                               VGAarbiterScreenKey);

    VGAGet(pScreen);
    val = (*pScreenPriv->SwitchMode) (pScrn, mode);
    VGAPut();
    return val;
}

static void
VGAarbiterPushPixels(
    GCPtr   pGC,
    PixmapPtr   pBitMap,
    DrawablePtr pDraw,
    int dx, int dy, int xOrg, int yOrg )
{
    ScreenPtr pScreen = pGC->pScreen;
    GC_UNWRAP(pGC);
    VGAGet(pScreen);
    (*pGC->ops->PushPixels)(pGC, pBitMap, pDraw, dx, dy, xOrg, yOrg);
    VGAPut();
    GC_WRAP(pGC);
}