diff options
Diffstat (limited to 'src/mga_storm.c')
| -rw-r--r-- | src/mga_storm.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/mga_storm.c b/src/mga_storm.c index ccc17b3..67338d9 100644 --- a/src/mga_storm.c +++ b/src/mga_storm.c @@ -143,12 +143,6 @@ static void mgaSubsequentDashedTwoPointLine( ScrnInfoPtr pScrn, static void mgaRestoreAccelState( ScrnInfoPtr pScrn ); -#ifdef XF86DRI -void mgaDRIInitBuffers(WindowPtr pWin, RegionPtr prgn, CARD32 index); -void mgaDRIMoveBuffers(WindowPtr pParent, DDXPointRec ptOldOrg, - RegionPtr prgnSrc, CARD32 index); -#endif - static void MGASetClippingRectangle(ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2); static void MGADisableClipping(ScrnInfoPtr pScrn); @@ -2570,179 +2564,3 @@ MGAFillCacheBltRects( SET_SYNC_FLAG(infoRec); } - - -#if defined(XF86DRI) -void -mgaDRIInitBuffers(WindowPtr pWin, RegionPtr prgn, CARD32 index) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - MGAPtr pMga = MGAPTR(pScrn); - BoxPtr pbox = REGION_RECTS(prgn); - int nbox = REGION_NUM_RECTS(prgn); - - CHECK_DMA_QUIESCENT(MGAPTR(pScrn), pScrn); - - mgaSetupForSolidFill(pScrn, 0, GXcopy, -1); - while (nbox--) { - MGASelectBuffer(pScrn, MGA_BACK); - mgaSubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1, - pbox->x2-pbox->x1, pbox->y2-pbox->y1); - MGASelectBuffer(pScrn, MGA_DEPTH); - mgaSubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1, - pbox->x2-pbox->x1, pbox->y2-pbox->y1); - pbox++; - } - MGASelectBuffer(pScrn, MGA_FRONT); - - pMga->AccelInfoRec->NeedToSync = TRUE; -} - -/* - This routine is a modified form of XAADoBitBlt with the calls to - ScreenToScreenBitBlt built in. My routine has the prgnSrc as source - instead of destination. My origin is upside down so the ydir cases - are reversed. -*/ - -void -mgaDRIMoveBuffers(WindowPtr pParent, DDXPointRec ptOldOrg, - RegionPtr prgnSrc, CARD32 index) -{ - ScreenPtr pScreen = pParent->drawable.pScreen; - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - MGAPtr pMga = MGAPTR(pScrn); - int nbox; - BoxPtr pbox, pboxTmp, pboxNext, pboxBase, pboxNew1, pboxNew2; - DDXPointPtr pptTmp, pptNew1, pptNew2; - int xdir, ydir; - int dx, dy; - DDXPointPtr pptSrc; - int screenwidth = pScrn->virtualX; - int screenheight = pScrn->virtualY; - - CHECK_DMA_QUIESCENT(MGAPTR(pScrn), pScrn); - - pbox = REGION_RECTS(prgnSrc); - nbox = REGION_NUM_RECTS(prgnSrc); - pboxNew1 = 0; - pptNew1 = 0; - pboxNew2 = 0; - pboxNew2 = 0; - pptSrc = &ptOldOrg; - - dx = pParent->drawable.x - ptOldOrg.x; - dy = pParent->drawable.y - ptOldOrg.y; - - /* If the copy will overlap in Y, reverse the order */ - if (dy>0) { - ydir = -1; - - if (nbox>1) { - /* Keep ordering in each band, reverse order of bands */ - pboxNew1 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec)*nbox); - if (!pboxNew1) return; - pptNew1 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec)*nbox); - if (!pptNew1) { - DEALLOCATE_LOCAL(pboxNew1); - return; - } - pboxBase = pboxNext = pbox+nbox-1; - while (pboxBase >= pbox) { - while ((pboxNext >= pbox) && (pboxBase->y1 == pboxNext->y1)) - pboxNext--; - pboxTmp = pboxNext+1; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp <= pboxBase) { - *pboxNew1++ = *pboxTmp++; - *pptNew1++ = *pptTmp++; - } - pboxBase = pboxNext; - } - pboxNew1 -= nbox; - pbox = pboxNew1; - pptNew1 -= nbox; - pptSrc = pptNew1; - } - } else { - /* No changes required */ - ydir = 1; - } - - /* If the regions will overlap in X, reverse the order */ - if (dx>0) { - xdir = -1; - - if (nbox > 1) { - /*reverse orderof rects in each band */ - pboxNew2 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec)*nbox); - pptNew2 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec)*nbox); - if (!pboxNew2 || !pptNew2) { - if (pptNew2) DEALLOCATE_LOCAL(pptNew2); - if (pboxNew2) DEALLOCATE_LOCAL(pboxNew2); - if (pboxNew1) { - DEALLOCATE_LOCAL(pptNew1); - DEALLOCATE_LOCAL(pboxNew1); - } - return; - } - pboxBase = pboxNext = pbox; - while (pboxBase < pbox+nbox) { - while ((pboxNext < pbox+nbox) && - (pboxNext->y1 == pboxBase->y1)) - pboxNext++; - pboxTmp = pboxNext; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp != pboxBase) { - *pboxNew2++ = *--pboxTmp; - *pptNew2++ = *--pptTmp; - } - pboxBase = pboxNext; - } - pboxNew2 -= nbox; - pbox = pboxNew2; - pptNew2 -= nbox; - pptSrc = pptNew2; - } - } else { - /* No changes are needed */ - xdir = 1; - } - - mgaSetupForScreenToScreenCopy(pScrn, xdir, ydir, GXcopy, -1, -1); - for ( ; nbox-- ; pbox++) { - int x1 = pbox->x1; - int y1 = pbox->y1; - int destx = x1 + dx; - int desty = y1 + dy; - int w = pbox->x2 - x1 + 1; - int h = pbox->y2 - y1 + 1; - - if ( destx < 0 ) x1 -= destx, w += destx, destx = 0; - if ( desty < 0 ) y1 -= desty, h += desty, desty = 0; - if ( destx + w > screenwidth ) w = screenwidth - destx; - if ( desty + h > screenheight ) h = screenheight - desty; - if ( w <= 0 ) continue; - if ( h <= 0 ) continue; - - MGASelectBuffer(pScrn, MGA_BACK); - mgaSubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h); - MGASelectBuffer(pScrn, MGA_DEPTH); - mgaSubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h); - } - MGASelectBuffer(pScrn, MGA_FRONT); - - if (pboxNew2) { - DEALLOCATE_LOCAL(pptNew2); - DEALLOCATE_LOCAL(pboxNew2); - } - if (pboxNew1) { - DEALLOCATE_LOCAL(pptNew1); - DEALLOCATE_LOCAL(pboxNew1); - } - - pMga->AccelInfoRec->NeedToSync = TRUE; -} - -#endif /* XF86DRI */ |