change "foo.h" to <X11/foo.h> for core headers, e.g. X.h, Xpoll.h; change "foo.h", "extensions/foo.h" and "X11/foo.h" to <X11/extensions/foo.h> for extension headers, e.g. Xv.h; change "foo.[ch]" to <X11/Xtrans/foo.[ch]> for Xtrans files.
285 lines
7.3 KiB
C
285 lines
7.3 KiB
C
/*
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Copyright (C) 1999. The XFree86 Project Inc.
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Written by David S. Miller (davem@redhat.com)
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Based largely upon the xf8_16bpp module which is
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Mark Vojkovich's work.
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*/
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/* $XFree86: xc/programs/Xserver/hw/xfree86/xf8_32wid/cfbwindow.c,v 1.2tsi Exp $ */
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#include <X11/X.h>
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#include "scrnintstr.h"
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#include "windowstr.h"
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#define PSZ 8
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#include "cfb.h"
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#undef PSZ
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#include "cfb32.h"
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#include "cfb8_32wid.h"
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#include "mistruct.h"
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#include "regionstr.h"
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#include "cfbmskbits.h"
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#include "xf86.h"
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/* We don't bother with cfb's fastBackground/Border so we don't
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need to use the Window privates */
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Bool
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cfb8_32WidCreateWindow(WindowPtr pWin)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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cfb8_32WidScreenPtr pScreenPriv =
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CFB8_32WID_GET_SCREEN_PRIVATE(pScreen);
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cfbPrivWin *pPrivWin = cfbGetWindowPrivate(pWin);
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pPrivWin->fastBackground = FALSE;
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pPrivWin->fastBorder = FALSE;
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if (!pScreenPriv->WIDOps->WidAlloc(pWin))
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return FALSE;
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return TRUE;
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}
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Bool
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cfb8_32WidDestroyWindow(WindowPtr pWin)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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cfb8_32WidScreenPtr pScreenPriv =
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CFB8_32WID_GET_SCREEN_PRIVATE(pScreen);
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pScreenPriv->WIDOps->WidFree(pWin);
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return TRUE;
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}
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Bool
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cfb8_32WidPositionWindow(WindowPtr pWin, int x, int y)
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{
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return TRUE;
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}
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static void
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SegregateChildrenBpp(WindowPtr pWin, RegionPtr pReg, int subtract, int bpp, int other_bpp)
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{
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WindowPtr pChild;
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for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib) {
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if (pChild->drawable.bitsPerPixel == bpp) {
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if (subtract) {
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REGION_SUBTRACT(pWin->drawable.pScreen, pReg,
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pReg, &pChild->borderClip);
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} else {
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REGION_UNION(pWin->drawable.pScreen, pReg,
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pReg, &pChild->borderClip);
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}
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if (pChild->firstChild)
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SegregateChildrenBpp(pChild, pReg,
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!subtract, other_bpp, bpp);
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} else {
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if (pChild->firstChild)
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SegregateChildrenBpp(pChild, pReg,
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subtract, bpp, other_bpp);
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}
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}
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}
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void
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cfb8_32WidCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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cfb8_32WidScreenPtr pScreenPriv =
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CFB8_32WID_GET_SCREEN_PRIVATE(pScreen);
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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PixmapPtr pPixChildren;
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DDXPointPtr ppt, pptSrc;
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RegionRec rgnDst, rgnOther, rgnPixmap;
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BoxPtr pbox;
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int i, nbox, dx, dy, other_bpp;
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REGION_NULL(pScreen, &rgnDst);
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dx = ptOldOrg.x - pWin->drawable.x;
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dy = ptOldOrg.y - pWin->drawable.y;
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REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
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REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
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if ((nbox = REGION_NUM_RECTS(&rgnDst)) == 0) {
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/* Nothing to render. */
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REGION_UNINIT(pScreen, &rgnDst);
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return;
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}
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/* First, copy the WID plane for the whole area. */
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pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec));
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if(pptSrc) {
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pbox = REGION_RECTS(&rgnDst);
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for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
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ppt->x = pbox->x1 + dx;
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ppt->y = pbox->y1 + dy;
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}
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pScreenPriv->WIDOps->WidCopyArea((DrawablePtr)pScreenPriv->pixWid,
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&rgnDst, pptSrc);
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DEALLOCATE_LOCAL(pptSrc);
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}
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/* Next, we copy children which have a different
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* bpp than pWin into a temporary pixmap. We will
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* toss this pixmap back onto the framebuffer before
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* we return.
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*/
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if (pWin->drawable.bitsPerPixel == 8)
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other_bpp = pScrn->bitsPerPixel;
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else
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other_bpp = 8;
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REGION_NULL(pScreen, &rgnOther);
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SegregateChildrenBpp(pWin, &rgnOther, 0,
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other_bpp, pWin->drawable.bitsPerPixel);
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pPixChildren = NULL;
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if (REGION_NOTEMPTY(pScreen, &rgnOther)) {
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REGION_INTERSECT(pScreen, &rgnOther, &rgnOther, prgnSrc);
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nbox = REGION_NUM_RECTS(&rgnOther);
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if (nbox) {
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int width = rgnOther.extents.x2 - rgnOther.extents.x1;
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int height = rgnOther.extents.y2 - rgnOther.extents.y1;
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int depth = (other_bpp == 8) ? 8 : pScrn->depth;
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if (other_bpp == 8)
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pPixChildren = cfbCreatePixmap(pScreen, width, height, depth);
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else
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pPixChildren = cfb32CreatePixmap(pScreen, width, height, depth);
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}
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if (nbox &&
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pPixChildren &&
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(pptSrc = (DDXPointPtr) ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec)))) {
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pbox = REGION_RECTS(&rgnOther);
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for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
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ppt->x = pbox->x1 + dx;
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ppt->y = pbox->y1 + dy;
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}
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REGION_NULL(pScreen, &rgnPixmap);
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REGION_COPY(pScreen, &rgnPixmap, &rgnOther);
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REGION_TRANSLATE(pScreen, &rgnPixmap, -(rgnOther.extents.x1), -(rgnOther.extents.y1));
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if (other_bpp == 8)
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cfbDoBitbltCopy((DrawablePtr)pScreenPriv->pix8,
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(DrawablePtr)pPixChildren,
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GXcopy, &rgnPixmap, pptSrc, ~0L);
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else
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cfb32DoBitbltCopy((DrawablePtr)pScreenPriv->pix32,
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(DrawablePtr)pPixChildren,
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GXcopy, &rgnPixmap, pptSrc, ~0L);
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REGION_UNINIT(pScreen, &rgnPixmap);
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DEALLOCATE_LOCAL(pptSrc);
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}
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REGION_SUBTRACT(pScreen, &rgnDst, &rgnDst, &rgnOther);
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}
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/* Now copy the parent along with all child windows using the same depth. */
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nbox = REGION_NUM_RECTS(&rgnDst);
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if(nbox &&
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(pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec)))) {
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pbox = REGION_RECTS(&rgnDst);
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for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
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ppt->x = pbox->x1 + dx;
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ppt->y = pbox->y1 + dy;
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}
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if (pWin->drawable.bitsPerPixel == 8)
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cfbDoBitbltCopy((DrawablePtr)pScreenPriv->pix8,
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(DrawablePtr)pScreenPriv->pix8,
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GXcopy, &rgnDst, pptSrc, ~0L);
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else
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cfb32DoBitbltCopy((DrawablePtr)pScreenPriv->pix32,
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(DrawablePtr)pScreenPriv->pix32,
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GXcopy, &rgnDst, pptSrc, ~0L);
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DEALLOCATE_LOCAL(pptSrc);
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}
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REGION_UNINIT(pScreen, &rgnDst);
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if (pPixChildren) {
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nbox = REGION_NUM_RECTS(&rgnOther);
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pptSrc = (DDXPointPtr) ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec));
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if (pptSrc) {
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pbox = REGION_RECTS(&rgnOther);
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for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
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ppt->x = pbox->x1 - rgnOther.extents.x1;
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ppt->y = pbox->y1 - rgnOther.extents.y1;
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}
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if (other_bpp == 8)
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cfbDoBitbltCopy((DrawablePtr)pPixChildren,
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(DrawablePtr)pScreenPriv->pix8,
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GXcopy, &rgnOther, pptSrc, ~0L);
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else
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cfb32DoBitbltCopy((DrawablePtr)pPixChildren,
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(DrawablePtr)pScreenPriv->pix32,
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GXcopy, &rgnOther, pptSrc, ~0L);
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DEALLOCATE_LOCAL(pptSrc);
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}
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if (other_bpp == 8)
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cfbDestroyPixmap(pPixChildren);
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else
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cfb32DestroyPixmap(pPixChildren);
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}
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REGION_UNINIT(pScreen, &rgnOther);
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}
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Bool
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cfb8_32WidChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
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{
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return TRUE;
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}
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void
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cfb8_32WidWindowExposures(WindowPtr pWin, RegionPtr pReg, RegionPtr pOtherReg)
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{
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/* Fill in the WID channel before rendering of
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* the exposed window area.
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*/
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if (REGION_NUM_RECTS(pReg)) {
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ScreenPtr pScreen = pWin->drawable.pScreen;
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cfb8_32WidScreenPtr pScreenPriv =
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CFB8_32WID_GET_SCREEN_PRIVATE(pScreen);
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pScreenPriv->WIDOps->WidFillBox((DrawablePtr)pScreenPriv->pixWid,
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(DrawablePtr)pWin,
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REGION_NUM_RECTS(pReg), REGION_RECTS(pReg));
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}
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miWindowExposures(pWin, pReg, pOtherReg);
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}
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void
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cfb8_32WidPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what)
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{
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if (what == PW_BORDER) {
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ScreenPtr pScreen = pWin->drawable.pScreen;
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cfb8_32WidScreenPtr pScreenPriv =
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CFB8_32WID_GET_SCREEN_PRIVATE(pScreen);
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pScreenPriv->WIDOps->WidFillBox((DrawablePtr)pScreenPriv->pixWid,
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(DrawablePtr)pWin,
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REGION_NUM_RECTS(pRegion),
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REGION_RECTS(pRegion));
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}
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if (pWin->drawable.bitsPerPixel == 8)
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cfbPaintWindow(pWin, pRegion, what);
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else
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cfb32PaintWindow(pWin, pRegion, what);
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}
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