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Diffstat (limited to 'nx-X11/programs/Xserver/miext/layer/layerinit.c')
-rw-r--r--nx-X11/programs/Xserver/miext/layer/layerinit.c363
1 files changed, 0 insertions, 363 deletions
diff --git a/nx-X11/programs/Xserver/miext/layer/layerinit.c b/nx-X11/programs/Xserver/miext/layer/layerinit.c
deleted file mode 100644
index 994c6747c..000000000
--- a/nx-X11/programs/Xserver/miext/layer/layerinit.c
+++ /dev/null
@@ -1,363 +0,0 @@
-/*
- * $XFree86: xc/programs/Xserver/miext/layer/layerinit.c,v 1.6tsi Exp $
- *
- * Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "layerstr.h"
-
-int layerScrPrivateIndex;
-int layerGCPrivateIndex;
-int layerWinPrivateIndex;
-int layerGeneration;
-
-/*
- * Call this before wrapping stuff for acceleration, it
- * gives layer pointers to the raw frame buffer functions
- */
-
-extern const GCFuncs fbGCFuncs;
-extern GCFuncs shadowGCFuncs;
-
-Bool
-LayerStartInit (ScreenPtr pScreen)
-{
- LayerScreenPtr pScrPriv;
-
- if (layerGeneration != serverGeneration)
- {
- layerScrPrivateIndex = AllocateScreenPrivateIndex ();
- if (layerScrPrivateIndex == -1)
- return FALSE;
- layerGCPrivateIndex = AllocateGCPrivateIndex ();
- if (layerGCPrivateIndex == -1)
- return FALSE;
- layerWinPrivateIndex = AllocateWindowPrivateIndex ();
- if (layerWinPrivateIndex == -1)
- return FALSE;
- layerGeneration = serverGeneration;
- }
- if (!AllocateGCPrivate (pScreen, layerGCPrivateIndex, sizeof (LayerGCRec)))
- return FALSE;
- if (!AllocateWindowPrivate (pScreen, layerWinPrivateIndex, sizeof (LayerWinRec)))
- return FALSE;
- pScrPriv = (LayerScreenPtr) xalloc (sizeof (LayerScreenRec));
- if (!pScrPriv)
- return FALSE;
- pScrPriv->nkinds = 0;
- pScrPriv->kinds = 0;
- pScrPriv->pLayers = 0;
- pScreen->devPrivates[layerScrPrivateIndex].ptr = (pointer) pScrPriv;
- /*
- * Add fb kind -- always 0
- */
- if (LayerNewKind (pScreen) < 0)
- {
- pScreen->devPrivates[layerScrPrivateIndex].ptr = 0;
- xfree (pScrPriv);
- return FALSE;
- }
- /*
- * Add shadow kind -- always 1
- */
- if (!shadowSetup (pScreen))
- return FALSE;
- if (LayerNewKind (pScreen) < 0)
- {
- pScreen->devPrivates[layerScrPrivateIndex].ptr = 0;
- xfree (pScrPriv->kinds);
- xfree (pScrPriv);
- return FALSE;
- }
- return TRUE;
-}
-
-/*
- * Initialize wrappers for each acceleration type and
- * call this function, it will move the needed functions
- * into a new LayerKind and replace them with the generic
- * functions.
- */
-
-int
-LayerNewKind (ScreenPtr pScreen)
-{
- layerScrPriv(pScreen);
- LayerKindPtr pLayKind, pLayKinds;
-#ifdef RENDER
- PictureScreenPtr ps = GetPictureScreen (pScreen);
-#endif
- LayerPtr pLayer;
-
- /*
- * Allocate a new kind structure
- */
- if (pLayScr->kinds)
- pLayKinds = (LayerKindPtr) xrealloc ((pointer) pLayScr->kinds,
- (pLayScr->nkinds + 1) * sizeof (LayerKindRec));
- else
- pLayKinds = (LayerKindPtr) xalloc (sizeof (LayerKindRec));
- if (!pLayKinds)
- return -1;
-
- /*
- * Fix up existing layers to point at the new kind
- */
- for (pLayer = pLayScr->pLayers; pLayer; pLayer = pLayer->pNext)
- {
- int kind = pLayer->pKind - pLayScr->kinds;
-
- pLayer->pKind = &pLayKinds[kind];
- }
-
- pLayScr->kinds = pLayKinds;
- pLayKind = &pLayScr->kinds[pLayScr->nkinds];
- pLayKind->kind = pLayScr->nkinds;
-
- /*
- * Extract wrapped functions from screen and stick in kind
- */
- pLayKind->CloseScreen = pScreen->CloseScreen;
-
- pLayKind->CreateWindow = pScreen->CreateWindow;
- pLayKind->DestroyWindow = pScreen->DestroyWindow;
- pLayKind->ChangeWindowAttributes = pScreen->ChangeWindowAttributes;
- pLayKind->PaintWindowBackground = pScreen->PaintWindowBackground;
- pLayKind->PaintWindowBorder = pScreen->PaintWindowBorder;
- pLayKind->CopyWindow = pScreen->CopyWindow;
-
- pLayKind->CreatePixmap = pScreen->CreatePixmap;
- pLayKind->DestroyPixmap = pScreen->DestroyPixmap;
-
- pLayKind->CreateGC = pScreen->CreateGC;
-
-#ifdef RENDER
- if (ps)
- {
- pLayKind->Composite = ps->Composite;
- pLayKind->Glyphs = ps->Glyphs;
- pLayKind->CompositeRects = ps->CompositeRects;
- }
-#endif
- /*
- * If not underlying frame buffer kind,
- * replace screen functions with those
- */
- if (pLayKind->kind != 0)
- {
- pScreen->CloseScreen = pLayKinds->CloseScreen;
-
- pScreen->CreateWindow = pLayKinds->CreateWindow;
- pScreen->DestroyWindow = pLayKinds->DestroyWindow;
- pScreen->ChangeWindowAttributes = pLayKinds->ChangeWindowAttributes;
- pScreen->PaintWindowBackground = pLayKinds->PaintWindowBackground;
- pScreen->PaintWindowBorder = pLayKinds->PaintWindowBorder;
- pScreen->CopyWindow = pLayKinds->CopyWindow;
-
- pScreen->CreatePixmap = pLayKinds->CreatePixmap;
- pScreen->DestroyPixmap = pLayKinds->DestroyPixmap;
-
- pScreen->CreateGC = pLayKinds->CreateGC;
-
-#ifdef RENDER
- if (ps)
- {
- ps->Composite = pLayKinds->Composite;
- ps->Glyphs = pLayKinds->Glyphs;
- ps->CompositeRects = pLayKinds->CompositeRects;
- }
-#endif
- }
-
- pLayScr->nkinds++;
- return pLayKind->kind;
-}
-
-/*
- * Finally, call this function and layer
- * will wrap the screen functions and prepare for execution
- */
-
-Bool
-LayerFinishInit (ScreenPtr pScreen)
-{
-#ifdef RENDER
- PictureScreenPtr ps = GetPictureScreen (pScreen);
-#endif
-
- pScreen->CloseScreen = layerCloseScreen;
-
- pScreen->CreateWindow = layerCreateWindow;
- pScreen->DestroyWindow = layerDestroyWindow;
- pScreen->ChangeWindowAttributes = layerChangeWindowAttributes;
- pScreen->PaintWindowBackground = layerPaintWindowBackground;
- pScreen->PaintWindowBorder = layerPaintWindowBorder;
- pScreen->CopyWindow = layerCopyWindow;
-
- pScreen->CreatePixmap = layerCreatePixmap;
- pScreen->DestroyPixmap = layerDestroyPixmap;
-
- pScreen->CreateGC = layerCreateGC;
-
-#ifdef RENDER
- if (ps)
- {
- ps->Composite = layerComposite;
- ps->Glyphs = layerGlyphs;
- ps->CompositeRects = layerCompositeRects;
- }
-#endif
-
- return TRUE;
-}
-
-/*
- * At any point after LayerStartInit, a new layer can be created.
- */
-LayerPtr
-LayerCreate (ScreenPtr pScreen,
- int kind,
- int depth,
- PixmapPtr pPixmap,
- ShadowUpdateProc update,
- ShadowWindowProc window,
- int randr,
- void *closure)
-{
- layerScrPriv(pScreen);
- LayerPtr pLay, *pPrev;
- LayerKindPtr pLayKind;
-
- if (kind < 0 || pLayScr->nkinds <= kind)
- return 0;
- pLayKind = &pLayScr->kinds[kind];
- pLay = (LayerPtr) xalloc (sizeof (LayerRec));
- if (!pLay)
- return 0;
- /*
- * Initialize the layer
- */
- pLay->pNext = 0;
- pLay->pKind = pLayKind;
- pLay->refcnt = 1;
- pLay->windows = 0;
- pLay->depth = depth;
- pLay->pPixmap = pPixmap;
- pLay->update = update;
- pLay->window = window;
- pLay->randr = randr;
- pLay->closure = closure;
- if (pPixmap == LAYER_SCREEN_PIXMAP)
- pLay->freePixmap = FALSE;
- else
- {
- pLay->freePixmap = TRUE;
- if (pPixmap)
- pPixmap->refcnt++;
- }
- REGION_NULL(pScreen, &pLay->region);
- /*
- * Hook the layer at the end of the list
- */
- for (pPrev = &pLayScr->pLayers; *pPrev; pPrev = &(*pPrev)->pNext)
- ;
- *pPrev = pLay;
- return pLay;
-}
-
-/*
- * Change a layer pixmap
- */
-void
-LayerSetPixmap (ScreenPtr pScreen, LayerPtr pLayer, PixmapPtr pPixmap)
-{
- LayerDestroyPixmap (pScreen, pLayer);
- pLayer->pPixmap = pPixmap;
- if (pPixmap == LAYER_SCREEN_PIXMAP)
- pLayer->freePixmap = FALSE;
- else
- {
- if (pPixmap)
- pPixmap->refcnt++;
- pLayer->freePixmap = TRUE;
- }
-}
-
-/*
- * Destroy a layer. The layer must not contain any windows.
- */
-void
-LayerDestroy (ScreenPtr pScreen, LayerPtr pLay)
-{
- layerScrPriv(pScreen);
- LayerPtr *pPrev;
-
- --pLay->refcnt;
- if (pLay->refcnt > 0)
- return;
- /*
- * Unhook the layer from the list
- */
- for (pPrev = &pLayScr->pLayers; *pPrev; pPrev = &(*pPrev)->pNext)
- if (*pPrev == pLay)
- {
- *pPrev = pLay->pNext;
- break;
- }
- /*
- * Free associated storage
- */
- LayerDestroyPixmap (pScreen, pLay);
- REGION_UNINIT (pScreen, &pLay->region);
- xfree (pLay);
-}
-
-/*
- * CloseScreen wrapper
- */
-Bool
-layerCloseScreen (int index, ScreenPtr pScreen)
-{
- layerScrPriv(pScreen);
- int kind;
-
- /* XXX this is a mess -- fbCloseScreen can only be called once,
- * and yet the intervening layers need to be called as well.
- */
- kind = pLayScr->nkinds - 1;
- pScreen->CloseScreen = pLayScr->kinds[kind].CloseScreen;
- (*pScreen->CloseScreen) (index, pScreen);
-
- /*
- * make sure the shadow layer is cleaned up as well
- */
- if (kind != LAYER_SHADOW)
- xfree (shadowGetScrPriv (pScreen));
-
- xfree (pLayScr->kinds);
- xfree (pLayScr);
- pScreen->devPrivates[layerScrPrivateIndex].ptr = 0;
- return TRUE;
-}
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