static void
xf86CrtcDamageShadow(xf86CrtcPtr crtc)
{
ScrnInfoPtr pScrn = crtc->scrn;
BoxRec damage_box;
RegionRec damage_region;
ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
damage_box.x1 = 0;
damage_box.x2 = crtc->mode.HDisplay;
damage_box.y1 = 0;
damage_box.y2 = crtc->mode.VDisplay;
if (!pixman_transform_bounds(&crtc->crtc_to_framebuffer, &damage_box)) {
damage_box.x1 = 0;
damage_box.y1 = 0;
damage_box.x2 = pScreen->width;
damage_box.y2 = pScreen->height;
}
if (damage_box.x1 < 0)
damage_box.x1 = 0;
if (damage_box.y1 < 0)
damage_box.y1 = 0;
if (damage_box.x2 > pScreen->width)
damage_box.x2 = pScreen->width;
if (damage_box.y2 > pScreen->height)
damage_box.y2 = pScreen->height;
RegionInit(&damage_region, &damage_box, 1);
DamageDamageRegion(&(*pScreen->GetScreenPixmap) (pScreen)->drawable,
&damage_region);
RegionUninit(&damage_region);
crtc->shadowClear = TRUE;
}
static void
RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform,
int *width, int *height)
{
BoxRec box;
if (mode == NULL) {
*width = 0;
*height = 0;
return;
}
box.x1 = 0;
box.y1 = 0;
box.x2 = mode->mode.width;
box.y2 = mode->mode.height;
pixman_transform_bounds (transform, &box);
*width = box.x2 - box.x1;
*height = box.y2 - box.y1;
}
/**
* Helper function to implement video blit, handling clipping, damage, etc..
*
* TODO: move to EXA?
*/
int
OMAPVidCopyArea(DrawablePtr pSrcDraw, BoxPtr pSrcBox,
DrawablePtr pOsdDraw, BoxPtr pOsdBox,
DrawablePtr pDstDraw, BoxPtr pDstBox,
OMAPPutTextureImageProc PutTextureImage, void *closure,
RegionPtr clipBoxes)
{
ScreenPtr pScreen = pDstDraw->pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
PixmapPtr pSrcPix = draw2pix(pSrcDraw);
PixmapPtr pOsdPix = draw2pix(pOsdDraw);
PixmapPtr pDstPix = draw2pix(pDstDraw);
pixman_fixed_t sx, sy, tx, ty;
pixman_transform_t srcxfrm;
BoxPtr pbox;
int nbox, dx, dy, ret = Success;
#ifdef COMPOSITE
DEBUG_MSG("--> %dx%d, %dx%d", pDstPix->screen_x, pDstPix->screen_y,
pDstDraw->x, pDstDraw->y);
/* Convert screen coords to pixmap coords */
if (pDstPix->screen_x || pDstPix->screen_y) {
RegionTranslate(clipBoxes, -pDstPix->screen_x, -pDstPix->screen_y);
}
dx = pDstPix->screen_x;
dy = pDstPix->screen_y;
#else
dx = 0;
dy = 0;
#endif
/* the clip-region gives coordinates in dst's coord space.. generate
* a transform that can be used to work backwards from dst->src coord
* space:
*/
sx = ((pixman_fixed_48_16_t) (pSrcBox->x2 - pSrcBox->x1) << 16) /
(pDstBox->x2 - pDstBox->x1);
sy = ((pixman_fixed_48_16_t) (pSrcBox->y2 - pSrcBox->y1) << 16) /
(pDstBox->y2 - pDstBox->y1);
tx = ((pixman_fixed_48_16_t)(pDstBox->x1 - pSrcBox->x1 - dx) << 16);
ty = ((pixman_fixed_48_16_t)(pDstBox->y1 - pSrcBox->y1 - dy) << 16);
pixman_transform_init_scale(&srcxfrm, sx, sy);
pixman_transform_translate(NULL, &srcxfrm, tx, ty);
// TODO generate transform for osd as well
pbox = RegionRects(clipBoxes);
nbox = RegionNumRects(clipBoxes);
while (nbox--) {
RegionRec damage;
BoxRec dstb = *pbox;
BoxRec srcb = *pbox;
BoxRec osdb = *pbox;
pixman_transform_bounds(&srcxfrm, &srcb);
//pixman_transform_bounds(&osdxfrm, &osdb);
DEBUG_MSG("%d,%d %d,%d -> %d,%d %d,%d",
srcb.x1, srcb.y1, srcb.x2, srcb.y2,
dstb.x1, dstb.y1, dstb.x2, dstb.y2);
ret = PutTextureImage(pSrcPix, &srcb, pOsdPix, &osdb,
pDstPix, &dstb, closure);
if (ret != Success) {
break;
}
RegionInit(&damage, &dstb, 1);
#ifdef COMPOSITE
/* Convert screen coords to pixmap coords */
if (pDstPix->screen_x || pDstPix->screen_y) {
RegionTranslate(&damage, pDstPix->screen_x, pDstPix->screen_y);
}
#endif
DamageRegionAppend(pDstDraw, &damage);
RegionUninit(&damage);
pbox++;
}
DamageRegionProcessPending(pDstDraw);
return ret;
}
