C++ (Cpp) ScreenPtr::SourceValidate示例

static void
ExaSrcValidate(DrawablePtr pDrawable,
	       int x,
	       int y,
	       int width,
	       int height)
{
    ScreenPtr pScreen = pDrawable->pScreen;
    ExaScreenPriv(pScreen);
    PixmapPtr pPix = exaGetDrawablePixmap (pDrawable);
    BoxRec box;
    RegionRec reg;
    RegionPtr dst;
    int xoff, yoff;

    exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff);

    box.x1 = x + xoff;
    box.y1 = y + yoff;
    box.x2 = box.x1 + width;
    box.y2 = box.y1 + height;

    dst = (pExaScr->srcPix == pPix) ? &pExaScr->srcReg :
	&pExaScr->maskReg;

    REGION_INIT(pScreen, &reg, &box, 1);
    REGION_UNION(pScreen, dst, dst, &reg);
    REGION_UNINIT(pScreen, &reg);

    if (pExaScr->SavedSourceValidate) {
        swap(pExaScr, pScreen, SourceValidate);
        pScreen->SourceValidate(pDrawable, x, y, width, height);
        swap(pExaScr, pScreen, SourceValidate);
    }
}

示例#2

显示文件

文件： mipict.c 项目： balagopalraj/clearlinux

static void
SourceValidateOnePicture(PicturePtr pPicture)
{
    DrawablePtr pDrawable = pPicture->pDrawable;
    ScreenPtr pScreen;

    if (!pDrawable)
        return;

    pScreen = pDrawable->pScreen;

    if (pScreen->SourceValidate) {
        pScreen->SourceValidate(pDrawable, 0, 0, pDrawable->width,
                                pDrawable->height, pPicture->subWindowMode);
    }
}

示例#3

显示文件

文件： exa_unaccel.c 项目： MrKepzie/xserver

static void
ExaSrcValidate(DrawablePtr pDrawable,
               int x, int y, int width, int height, unsigned int subWindowMode)
{
    ScreenPtr pScreen = pDrawable->pScreen;

    ExaScreenPriv(pScreen);
    PixmapPtr pPix = exaGetDrawablePixmap(pDrawable);
    BoxRec box;
    RegionRec reg;
    RegionPtr dst;
    int xoff, yoff;

    if (pExaScr->srcPix == pPix)
        dst = &pExaScr->srcReg;
    else if (pExaScr->maskPix == pPix)
        dst = &pExaScr->maskReg;
    else
        return;

    exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff);

    box.x1 = x + xoff;
    box.y1 = y + yoff;
    box.x2 = box.x1 + width;
    box.y2 = box.y1 + height;

    RegionInit(&reg, &box, 1);
    RegionUnion(dst, dst, &reg);
    RegionUninit(&reg);

    if (pExaScr->SavedSourceValidate) {
        swap(pExaScr, pScreen, SourceValidate);
        pScreen->SourceValidate(pDrawable, x, y, width, height, subWindowMode);
        swap(pExaScr, pScreen, SourceValidate);
    }
}