diff options
Diffstat (limited to 'nx-X11/programs/Xserver/miext/rootless/rootlessCommon.c')
| -rw-r--r-- | nx-X11/programs/Xserver/miext/rootless/rootlessCommon.c | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/nx-X11/programs/Xserver/miext/rootless/rootlessCommon.c b/nx-X11/programs/Xserver/miext/rootless/rootlessCommon.c deleted file mode 100644 index 33321105e..000000000 --- a/nx-X11/programs/Xserver/miext/rootless/rootlessCommon.c +++ /dev/null @@ -1,405 +0,0 @@ -/* - * Common rootless definitions and code - */ -/* - * Copyright (c) 2001 Greg Parker. All Rights Reserved. - * Copyright (c) 2002-2003 Torrey T. Lyons. All Rights Reserved. - * Copyright (c) 2002 Apple Computer, Inc. All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name(s) of the above copyright - * holders shall not be used in advertising or otherwise to promote the sale, - * use or other dealings in this Software without prior written authorization. - */ -/* $XFree86: xc/programs/Xserver/miext/rootless/rootlessCommon.c,v 1.6 2004/07/02 01:30:33 torrey Exp $ */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "rootlessCommon.h" - -unsigned int rootless_CopyBytes_threshold = 0; -unsigned int rootless_FillBytes_threshold = 0; -unsigned int rootless_CompositePixels_threshold = 0; -unsigned int rootless_CopyWindow_threshold = 0; -#ifdef ROOTLESS_GLOBAL_COORDS -int rootlessGlobalOffsetX = 0; -int rootlessGlobalOffsetY = 0; -#endif - -RegionRec rootlessHugeRoot = {{-32767, -32767, 32767, 32767}, NULL}; - -/* Following macro from miregion.c */ - -/* true iff two Boxes overlap */ -#define EXTENTCHECK(r1,r2) \ - (!( ((r1)->x2 <= (r2)->x1) || \ - ((r1)->x1 >= (r2)->x2) || \ - ((r1)->y2 <= (r2)->y1) || \ - ((r1)->y1 >= (r2)->y2) ) ) - - -/* - * TopLevelParent - * Returns the top-level parent of pWindow. - * The root is the top-level parent of itself, even though the root is - * not otherwise considered to be a top-level window. - */ -WindowPtr -TopLevelParent(WindowPtr pWindow) -{ - WindowPtr top; - - if (IsRoot(pWindow)) - return pWindow; - - top = pWindow; - while (top && ! IsTopLevel(top)) - top = top->parent; - - return top; -} - - -/* - * IsFramedWindow - * Returns TRUE if this window is visible inside a frame - * (e.g. it is visible and has a top-level or root parent) - */ -Bool -IsFramedWindow(WindowPtr pWin) -{ - WindowPtr top; - - if (!pWin->realized) - return FALSE; - top = TopLevelParent(pWin); - - return (top && WINREC(top)); -} - - -/* - * RootlessStartDrawing - * Prepare a window for direct access to its backing buffer. - * Each top-level parent has a Pixmap representing its backing buffer, - * which all of its children inherit. - */ -void RootlessStartDrawing(WindowPtr pWindow) -{ - ScreenPtr pScreen = pWindow->drawable.pScreen; - WindowPtr top = TopLevelParent(pWindow); - RootlessWindowRec *winRec; - - if (top == NULL) - return; - winRec = WINREC(top); - if (winRec == NULL) - return; - - // Make sure the window's top-level parent is prepared for drawing. - if (!winRec->is_drawing) { - int bw = wBorderWidth(top); - - SCREENREC(pScreen)->imp->StartDrawing(winRec->wid, &winRec->pixelData, - &winRec->bytesPerRow); - - winRec->pixmap = - GetScratchPixmapHeader(pScreen, winRec->width, winRec->height, - top->drawable.depth, - top->drawable.bitsPerPixel, - winRec->bytesPerRow, - winRec->pixelData); - SetPixmapBaseToScreen(winRec->pixmap, - top->drawable.x - bw, top->drawable.y - bw); - - winRec->is_drawing = TRUE; - } - - winRec->oldPixmap = pScreen->GetWindowPixmap(pWindow); - pScreen->SetWindowPixmap(pWindow, winRec->pixmap); -} - - -/* - * RootlessStopDrawing - * Stop drawing to a window's backing buffer. If flush is true, - * damaged regions are flushed to the screen. - */ -void RootlessStopDrawing(WindowPtr pWindow, Bool flush) -{ - ScreenPtr pScreen = pWindow->drawable.pScreen; - WindowPtr top = TopLevelParent(pWindow); - RootlessWindowRec *winRec; - - if (top == NULL) - return; - winRec = WINREC(top); - if (winRec == NULL) - return; - - if (winRec->is_drawing) { - SCREENREC(pScreen)->imp->StopDrawing(winRec->wid, flush); - - FreeScratchPixmapHeader(winRec->pixmap); - pScreen->SetWindowPixmap(pWindow, winRec->oldPixmap); - winRec->pixmap = NULL; - - winRec->is_drawing = FALSE; - } - else if (flush) { - SCREENREC(pScreen)->imp->UpdateRegion(winRec->wid, NULL); - } - - if (flush && winRec->is_reorder_pending) { - winRec->is_reorder_pending = FALSE; - RootlessReorderWindow(pWindow); - } -} - - -/* - * RootlessDamageRegion - * Mark a damaged region as requiring redisplay to screen. - * pRegion is in GLOBAL coordinates. - */ -void -RootlessDamageRegion(WindowPtr pWindow, RegionPtr pRegion) -{ - ScreenPtr pScreen = pWindow->drawable.pScreen; - RootlessWindowRec *winRec; - RegionRec clipped; - WindowPtr pTop; - BoxPtr b1, b2; - - RL_DEBUG_MSG("Damaged win 0x%x ", pWindow); - - pTop = TopLevelParent(pWindow); - if (pTop == NULL) - return; - - winRec = WINREC(pTop); - if (winRec == NULL) - return; - - /* We need to intersect the drawn region with the clip of the window - to avoid marking places we didn't actually draw (which can cause - problems when the window has an extra client-side backing store) - - But this is a costly operation and since we'll normally just be - drawing inside the clip, go to some lengths to avoid the general - case intersection. */ - - b1 = REGION_EXTENTS(pScreen, &pWindow->borderClip); - b2 = REGION_EXTENTS(pScreen, pRegion); - - if (EXTENTCHECK(b1, b2)) { - /* Regions may overlap. */ - - if (REGION_NUM_RECTS(pRegion) == 1) { - int in; - - /* Damaged region only has a single rect, so we can - just compare that against the region */ - - in = RECT_IN_REGION(pScreen, &pWindow->borderClip, - REGION_RECTS (pRegion)); - if (in == rgnIN) { - /* clip totally contains pRegion */ - -#ifdef ROOTLESS_TRACK_DAMAGE - REGION_UNION(pScreen, &winRec->damage, - &winRec->damage, (pRegion)); -#else - SCREENREC(pScreen)->imp->DamageRects(winRec->wid, - REGION_NUM_RECTS(pRegion), - REGION_RECTS(pRegion), - -winRec->x, -winRec->y); -#endif - - RootlessQueueRedisplay(pTop->drawable.pScreen); - goto out; - } - else if (in == rgnOUT) { - /* clip doesn't contain pRegion */ - - goto out; - } - } - - /* clip overlaps pRegion, need to intersect */ - - REGION_NULL(pScreen, &clipped); - REGION_INTERSECT(pScreen, &clipped, &pWindow->borderClip, pRegion); - -#ifdef ROOTLESS_TRACK_DAMAGE - REGION_UNION(pScreen, &winRec->damage, - &winRec->damage, (pRegion)); -#else - SCREENREC(pScreen)->imp->DamageRects(winRec->wid, - REGION_NUM_RECTS(&clipped), - REGION_RECTS(&clipped), - -winRec->x, -winRec->y); -#endif - - REGION_UNINIT(pScreen, &clipped); - - RootlessQueueRedisplay(pTop->drawable.pScreen); - } - -out: -#ifdef ROOTLESSDEBUG - { - BoxRec *box = REGION_RECTS(pRegion), *end; - int numBox = REGION_NUM_RECTS(pRegion); - - for (end = box+numBox; box < end; box++) { - RL_DEBUG_MSG("Damage rect: %i, %i, %i, %i\n", - box->x1, box->x2, box->y1, box->y2); - } - } -#endif - return; -} - - -/* - * RootlessDamageBox - * Mark a damaged box as requiring redisplay to screen. - * pRegion is in GLOBAL coordinates. - */ -void -RootlessDamageBox(WindowPtr pWindow, BoxPtr pBox) -{ - RegionRec region; - - REGION_INIT(pWindow->drawable.pScreen, ®ion, pBox, 1); - - RootlessDamageRegion(pWindow, ®ion); - - REGION_UNINIT(pWindow->drawable.pScreen, ®ion); /* no-op */ -} - - -/* - * RootlessDamageRect - * Mark a damaged rectangle as requiring redisplay to screen. - * (x, y, w, h) is in window-local coordinates. - */ -void -RootlessDamageRect(WindowPtr pWindow, int x, int y, int w, int h) -{ - BoxRec box; - RegionRec region; - - x += pWindow->drawable.x; - y += pWindow->drawable.y; - - box.x1 = x; - box.x2 = x + w; - box.y1 = y; - box.y2 = y + h; - - REGION_INIT(pWindow->drawable.pScreen, ®ion, &box, 1); - - RootlessDamageRegion(pWindow, ®ion); - - REGION_UNINIT(pWindow->drawable.pScreen, ®ion); /* no-op */ -} - - -/* - * RootlessRedisplay - * Stop drawing and redisplay the damaged region of a window. - */ -void -RootlessRedisplay(WindowPtr pWindow) -{ -#ifdef ROOTLESS_TRACK_DAMAGE - - RootlessWindowRec *winRec = WINREC(pWindow); - ScreenPtr pScreen = pWindow->drawable.pScreen; - - RootlessStopDrawing(pWindow, FALSE); - - if (REGION_NOTEMPTY(pScreen, &winRec->damage)) { - RL_DEBUG_MSG("Redisplay Win 0x%x, %i x %i @ (%i, %i)\n", - pWindow, winRec->width, winRec->height, - winRec->x, winRec->y); - - // move region to window local coords - REGION_TRANSLATE(pScreen, &winRec->damage, - -winRec->x, -winRec->y); - - SCREENREC(pScreen)->imp->UpdateRegion(winRec->wid, &winRec->damage); - - REGION_EMPTY(pScreen, &winRec->damage); - } - -#else /* !ROOTLESS_TRACK_DAMAGE */ - - RootlessStopDrawing(pWindow, TRUE); - -#endif -} - - -/* - * RootlessRepositionWindows - * Reposition all windows on a screen to their correct positions. - */ -void -RootlessRepositionWindows(ScreenPtr pScreen) -{ - WindowPtr root = WindowTable[pScreen->myNum]; - WindowPtr win; - - if (root != NULL) { - RootlessRepositionWindow(root); - - for (win = root->firstChild; win; win = win->nextSib) { - if (WINREC(win) != NULL) - RootlessRepositionWindow(win); - } - } -} - - -/* - * RootlessRedisplayScreen - * Walk every window on a screen and redisplay the damaged regions. - */ -void -RootlessRedisplayScreen(ScreenPtr pScreen) -{ - WindowPtr root = WindowTable[pScreen->myNum]; - - if (root != NULL) { - WindowPtr win; - - RootlessRedisplay(root); - for (win = root->firstChild; win; win = win->nextSib) { - if (WINREC(win) != NULL) { - RootlessRedisplay(win); - } - } - } -} |