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diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c b/nx-X11/programs/Xserver/hw/nxagent/NXpicture.c
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+/**************************************************************************/
+/* */
+/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
+/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
+/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
+/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */
+/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */
+/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
+/* */
+/* NXAGENT, NX protocol compression and NX extensions to this software */
+/* are copyright of the aforementioned persons and companies. */
+/* */
+/* Redistribution and use of the present software is allowed according */
+/* to terms specified in the file LICENSE which comes in the source */
+/* distribution. */
+/* */
+/* All rights reserved. */
+/* */
+/* NOTE: This software has received contributions from various other */
+/* contributors, only the core maintainers and supporters are listed as */
+/* copyright holders. Please contact us, if you feel you should be listed */
+/* as copyright holder, as well. */
+/* */
+/**************************************************************************/
+
+/*
+ * Copyright © 2000 SuSE, 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 SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * 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.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#include "picturestr.h"
+
+#include "Screen.h"
+#include "Pixmaps.h"
+#include "Drawable.h"
+#include "Render.h"
+
+/* prototypes */
+
+PictFormatPtr PictureCreateDefaultFormats (ScreenPtr pScreen, int *nformatp);
+PicturePtr AllocatePicture (ScreenPtr pScreen);
+PicturePtr CreatePicture (Picture pid,
+ DrawablePtr pDrawable,
+ PictFormatPtr pFormat,
+ Mask vmask,
+ XID *vlist,
+ ClientPtr client,
+ int *error);
+static PicturePtr createSourcePicture(void);
+int FreePicture (void *value, XID pid);
+
+#include "../../render/picture.c"
+
+
+#define PANIC
+#define WARNING
+#undef TEST
+#undef DEBUG
+
+void *nxagentVisualFromID(ScreenPtr pScreen, VisualID visual);
+
+void *nxagentMatchingFormats(PictFormatPtr pForm);
+
+void nxagentPictureCreateDefaultFormats(ScreenPtr pScreen, FormatInitRec *formats, int *nformats);
+
+PictFormatPtr
+PictureCreateDefaultFormats (ScreenPtr pScreen, int *nformatp)
+{
+ int nformats, f;
+ PictFormatPtr pFormats;
+ FormatInitRec formats[1024];
+ CARD32 format;
+
+ nformats = 0;
+
+ nxagentPictureCreateDefaultFormats(pScreen, formats, &nformats);
+
+ pFormats = (PictFormatPtr) calloc (nformats, sizeof (PictFormatRec));
+ if (!pFormats)
+ return 0;
+ for (f = 0; f < nformats; f++)
+ {
+ pFormats[f].id = FakeClientID (0);
+ pFormats[f].depth = formats[f].depth;
+ format = formats[f].format;
+ pFormats[f].format = format;
+ switch (PICT_FORMAT_TYPE(format)) {
+ case PICT_TYPE_ARGB:
+ pFormats[f].type = PictTypeDirect;
+
+ pFormats[f].direct.alphaMask = Mask(PICT_FORMAT_A(format));
+ if (pFormats[f].direct.alphaMask)
+ pFormats[f].direct.alpha = (PICT_FORMAT_R(format) +
+ PICT_FORMAT_G(format) +
+ PICT_FORMAT_B(format));
+
+ pFormats[f].direct.redMask = Mask(PICT_FORMAT_R(format));
+ pFormats[f].direct.red = (PICT_FORMAT_G(format) +
+ PICT_FORMAT_B(format));
+
+ pFormats[f].direct.greenMask = Mask(PICT_FORMAT_G(format));
+ pFormats[f].direct.green = PICT_FORMAT_B(format);
+
+ pFormats[f].direct.blueMask = Mask(PICT_FORMAT_B(format));
+ pFormats[f].direct.blue = 0;
+ break;
+
+ case PICT_TYPE_ABGR:
+ pFormats[f].type = PictTypeDirect;
+
+ pFormats[f].direct.alphaMask = Mask(PICT_FORMAT_A(format));
+ if (pFormats[f].direct.alphaMask)
+ pFormats[f].direct.alpha = (PICT_FORMAT_B(format) +
+ PICT_FORMAT_G(format) +
+ PICT_FORMAT_R(format));
+
+ pFormats[f].direct.blueMask = Mask(PICT_FORMAT_B(format));
+ pFormats[f].direct.blue = (PICT_FORMAT_G(format) +
+ PICT_FORMAT_R(format));
+
+ pFormats[f].direct.greenMask = Mask(PICT_FORMAT_G(format));
+ pFormats[f].direct.green = PICT_FORMAT_R(format);
+
+ pFormats[f].direct.redMask = Mask(PICT_FORMAT_R(format));
+ pFormats[f].direct.red = 0;
+ break;
+
+ case PICT_TYPE_A:
+ pFormats[f].type = PictTypeDirect;
+
+ pFormats[f].direct.alpha = 0;
+ pFormats[f].direct.alphaMask = Mask(PICT_FORMAT_A(format));
+
+ /* remaining fields already set to zero */
+ break;
+
+ case PICT_TYPE_COLOR:
+ case PICT_TYPE_GRAY:
+ pFormats[f].type = PictTypeIndexed;
+ pFormats[f].index.vid = pScreen->visuals[PICT_FORMAT_VIS(format)].vid;
+ break;
+ }
+
+ if (nxagentMatchingFormats(&pFormats[f]) != NULL)
+ {
+ #ifdef DEBUG
+ fprintf(stderr, "PictureCreateDefaultFormats: Format with type [%d] depth [%d] rgb [%d,%d,%d] "
+ "mask rgb [%d,%d,%d] alpha [%d] alpha mask [%d] matches.\n",
+ pFormats[f].type, pFormats[f].depth, pFormats[f].direct.red, pFormats[f].direct.green,
+ pFormats[f].direct.blue, pFormats[f].direct.redMask, pFormats[f].direct.greenMask,
+ pFormats[f].direct.blueMask, pFormats[f].direct.alpha, pFormats[f].direct.alphaMask);
+ #endif
+ }
+ else
+ {
+ #ifdef DEBUG
+ fprintf(stderr, "PictureCreateDefaultFormats: Format with type [%d] depth [%d] rgb [%d,%d,%d] "
+ "mask rgb [%d,%d,%d] alpha [%d] alpha mask [%d] doesn't match.\n",
+ pFormats[f].type, pFormats[f].depth, pFormats[f].direct.red, pFormats[f].direct.green,
+ pFormats[f].direct.blue, pFormats[f].direct.redMask, pFormats[f].direct.greenMask,
+ pFormats[f].direct.blueMask, pFormats[f].direct.alpha, pFormats[f].direct.alphaMask);
+ #endif
+ }
+ }
+ *nformatp = nformats;
+ return pFormats;
+}
+
+PicturePtr
+AllocatePicture (ScreenPtr pScreen)
+{
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+ PicturePtr pPicture;
+ char *ptr;
+ DevUnion *ppriv;
+ unsigned int *sizes;
+ unsigned int size;
+ int i;
+
+ pPicture = (PicturePtr) calloc(1, ps->totalPictureSize);
+ if (!pPicture)
+ return 0;
+ ppriv = (DevUnion *)(pPicture + 1);
+ pPicture->devPrivates = ppriv;
+ sizes = ps->PicturePrivateSizes;
+ ptr = (char *)(ppriv + ps->PicturePrivateLen);
+ for (i = ps->PicturePrivateLen; --i >= 0; ppriv++, sizes++)
+ {
+ if ( (size = *sizes) )
+ {
+ ppriv->ptr = (void *)ptr;
+ ptr += size;
+ }
+ else
+ ppriv->ptr = (void *)NULL;
+ }
+
+ nxagentPicturePriv(pPicture) -> picture = 0;
+
+ return pPicture;
+}
+
+PicturePtr
+CreatePicture (Picture pid,
+ DrawablePtr pDrawable,
+ PictFormatPtr pFormat,
+ Mask vmask,
+ XID *vlist,
+ ClientPtr client,
+ int *error)
+{
+ PicturePtr pPicture;
+ PictureScreenPtr ps = GetPictureScreen(pDrawable->pScreen);
+
+ pPicture = AllocatePicture (pDrawable->pScreen);
+ if (!pPicture)
+ {
+ *error = BadAlloc;
+ return 0;
+ }
+
+ pPicture->id = pid;
+ pPicture->pDrawable = pDrawable;
+ pPicture->pFormat = pFormat;
+ pPicture->format = pFormat->format | (pDrawable->bitsPerPixel << 24);
+ if (pDrawable->type == DRAWABLE_PIXMAP)
+ {
+ /*
+ * Let picture always point to the virtual pixmap.
+ * For sure this is not the best way to deal with
+ * the virtual frame-buffer.
+ */
+ pPicture->pDrawable = nxagentVirtualDrawable(pDrawable);
+
+ ++((PixmapPtr)pDrawable)->refcnt;
+ pPicture->pNext = 0;
+ }
+ else
+ {
+ pPicture->pNext = GetPictureWindow(((WindowPtr) pDrawable));
+ SetPictureWindow(((WindowPtr) pDrawable), pPicture);
+ }
+
+ SetPictureToDefaults (pPicture);
+
+ if (vmask)
+ *error = ChangePicture (pPicture, vmask, vlist, 0, client);
+ else
+ *error = Success;
+ if (*error == Success)
+ *error = (*ps->CreatePicture) (pPicture);
+ if (*error != Success)
+ {
+ FreePicture (pPicture, (XID) 0);
+ pPicture = 0;
+ }
+ return pPicture;
+}
+
+PicturePtr
+CreateSolidPicture (Picture pid, xRenderColor *color, int *error)
+{
+ PicturePtr pPicture;
+ pPicture = createSourcePicture();
+ if (!pPicture) {
+ *error = BadAlloc;
+ return 0;
+ }
+
+ pPicture->id = pid;
+ pPicture->pSourcePict = (SourcePictPtr) calloc(1, sizeof(PictSolidFill));
+ if (!pPicture->pSourcePict) {
+ *error = BadAlloc;
+ free(pPicture);
+ return 0;
+ }
+ pPicture->pSourcePict->type = SourcePictTypeSolidFill;
+ pPicture->pSourcePict->solidFill.color = xRenderColorToCard32(*color);
+ pPicture->pSourcePict->solidFill.fullColor.alpha=color->alpha;
+ pPicture->pSourcePict->solidFill.fullColor.red=color->red;
+ pPicture->pSourcePict->solidFill.fullColor.green=color->green;
+ pPicture->pSourcePict->solidFill.fullColor.blue=color->blue;
+ return pPicture;
+}
+
+static PicturePtr createSourcePicture(void)
+{
+ PicturePtr pPicture;
+
+ extern int nxagentPicturePrivateIndex;
+
+ unsigned int totalPictureSize;
+
+ DevUnion *ppriv;
+
+ char *privPictureRecAddr;
+
+ int i;
+
+ /*
+ * Compute size of entire PictureRect, plus privates.
+ */
+
+ totalPictureSize = sizeof(PictureRec) +
+ picturePrivateCount * sizeof(DevUnion) +
+ sizeof(nxagentPrivPictureRec);
+
+ pPicture = (PicturePtr) calloc(1, totalPictureSize);
+
+ if (pPicture != NULL)
+ {
+ ppriv = (DevUnion *) (pPicture + 1);
+
+ for (i = 0; i < picturePrivateCount; ++i)
+ {
+ /*
+ * Other privates are inaccessible.
+ */
+
+ ppriv[i].ptr = NULL;
+ }
+
+ privPictureRecAddr = (char *) &ppriv[picturePrivateCount];
+
+ ppriv[nxagentPicturePrivateIndex].ptr = (void *) privPictureRecAddr;
+
+ pPicture -> devPrivates = ppriv;
+
+ nxagentPicturePriv(pPicture) -> picture = 0;
+ }
+
+ pPicture->pDrawable = 0;
+ pPicture->pFormat = 0;
+ pPicture->pNext = 0;
+
+ SetPictureToDefaults(pPicture);
+ return pPicture;
+}
+
+int
+FreePicture (void * value,
+ XID pid)
+{
+ PicturePtr pPicture = (PicturePtr) value;
+
+ if (--pPicture->refcnt == 0)
+ {
+ nxagentDestroyPicture(pPicture);
+
+ if (pPicture->transform)
+ free (pPicture->transform);
+ if (!pPicture->pDrawable) {
+ if (pPicture->pSourcePict) {
+ if (pPicture->pSourcePict->type != SourcePictTypeSolidFill)
+ free(pPicture->pSourcePict->linear.stops);
+ free(pPicture->pSourcePict);
+ }
+ } else {
+ ScreenPtr pScreen = pPicture->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+
+ if (pPicture->alphaMap)
+ FreePicture ((void *) pPicture->alphaMap, (XID) 0);
+ (*ps->DestroyPicture) (pPicture);
+ (*ps->DestroyPictureClip) (pPicture);
+ if (pPicture->pDrawable->type == DRAWABLE_WINDOW)
+ {
+ WindowPtr pWindow = (WindowPtr) pPicture->pDrawable;
+ PicturePtr *pPrev;
+
+ for (pPrev = (PicturePtr *) &((pWindow)->devPrivates[PictureWindowPrivateIndex].ptr);
+ *pPrev;
+ pPrev = &(*pPrev)->pNext)
+ {
+ if (*pPrev == pPicture)
+ {
+ *pPrev = pPicture->pNext;
+ break;
+ }
+ }
+ }
+ else if (pPicture->pDrawable->type == DRAWABLE_PIXMAP)
+ {
+ (*pScreen->DestroyPixmap) ((PixmapPtr)pPicture->pDrawable);
+ }
+ }
+ free (pPicture);
+ }
+ return Success;
+}
+
+#ifndef True
+# define True 1
+#endif
+
+#ifndef False
+# define False 0
+#endif
+
+void nxagentReconnectPictFormat(void*, XID, void*);
+
+Bool nxagentReconnectAllPictFormat(void *p)
+{
+ PictFormatPtr formats_old, formats;
+ int nformats, nformats_old;
+ VisualPtr pVisual;
+ Bool success = True;
+ Bool matched;
+ int i, n;
+ CARD32 type, a, r, g, b;
+
+ #if defined(NXAGENT_RECONNECT_DEBUG) || defined(NXAGENT_RECONNECT_PICTFORMAT_DEBUG)
+ fprintf(stderr, "nxagentReconnectAllPictFormat\n");
+ #endif
+
+ formats_old = GetPictureScreen(nxagentDefaultScreen) -> formats;
+ nformats_old = GetPictureScreen(nxagentDefaultScreen) -> nformats;
+
+ /*
+ * TODO: We could copy PictureCreateDefaultFormats,
+ * in order not to waste ID with FakeClientID().
+ */
+ formats = PictureCreateDefaultFormats (nxagentDefaultScreen, &nformats);
+
+ if (!formats)
+ return False;
+
+ for (n = 0; n < nformats; n++)
+ {
+ if (formats[n].type == PictTypeIndexed)
+ {
+ pVisual = nxagentVisualFromID(nxagentDefaultScreen, formats[n].index.vid);
+
+ if ((pVisual->class | DynamicClass) == PseudoColor)
+ type = PICT_TYPE_COLOR;
+ else
+ type = PICT_TYPE_GRAY;
+ a = r = g = b = 0;
+ }
+ else
+ {
+ if ((formats[n].direct.redMask|
+ formats[n].direct.blueMask|
+ formats[n].direct.greenMask) == 0)
+ type = PICT_TYPE_A;
+ else if (formats[n].direct.red > formats[n].direct.blue)
+ type = PICT_TYPE_ARGB;
+ else
+ type = PICT_TYPE_ABGR;
+ a = Ones (formats[n].direct.alphaMask);
+ r = Ones (formats[n].direct.redMask);
+ g = Ones (formats[n].direct.greenMask);
+ b = Ones (formats[n].direct.blueMask);
+ }
+ formats[n].format = PICT_FORMAT(0,type,a,r,g,b);
+ }
+
+ for (n = 0; n < nformats_old; n++)
+ {
+ for (i = 0, matched = False; (!matched) && (i < nformats); i++)
+ {
+ if (formats_old[n].format == formats[i].format &&
+ formats_old[n].type == formats[i].type &&
+ formats_old[n].direct.red == formats[i].direct.red &&
+ formats_old[n].direct.green == formats[i].direct.green &&
+ formats_old[n].direct.blue == formats[i].direct.blue &&
+ formats_old[n].direct.redMask == formats[i].direct.redMask &&
+ formats_old[n].direct.greenMask == formats[i].direct.greenMask &&
+ formats_old[n].direct.blueMask == formats[i].direct.blueMask &&
+ formats_old[n].direct.alpha == formats[i].direct.alpha &&
+ formats_old[n].direct.alphaMask == formats[i].direct.alphaMask)
+ {
+ /*
+ * Regard depth 16 and 15 as were the same, if all other values match.
+ */
+
+ if ((formats_old[n].depth == formats[i].depth) ||
+ ((formats_old[n].depth == 15 || formats_old[n].depth == 16) &&
+ (formats[i].depth == 15 || formats[i].depth == 16)))
+ {
+ matched = True;
+ }
+ }
+ }
+
+ if (!matched)
+ {
+ return False;
+ }
+ }
+
+ free(formats);
+
+ /* TODO: Perhaps do i have to do PictureFinishInit ?. */
+ /* TODO: We have to check for new Render protocol version. */
+
+ for (i = 0; (i < MAXCLIENTS) && (success); i++)
+ {
+ if (clients[i])
+ {
+ FindClientResourcesByType(clients[i], PictFormatType, nxagentReconnectPictFormat, &success);
+ }
+ }
+
+ return success;
+}
+
+/*
+ * It seem we don't have nothing
+ * to do for reconnect PictureFormat.
+ */
+
+void nxagentReconnectPictFormat(void *p0, XID x1, void *p2)
+{
+ #if defined(NXAGENT_RECONNECT_DEBUG) || defined(NXAGENT_RECONNECT_PICTFORMAT_DEBUG)
+ fprintf(stderr, "nxagentReconnectPictFormat.\n");
+ #endif
+}
+
+/*
+ * The set of picture formats may change considerably
+ * between different X servers. This poses a problem
+ * while migrating NX sessions, because a requisite to
+ * successfully reconnect the session is that all pic-
+ * ture formats have to be available on the new X server.
+ * To reduce such problems, we use a limited set of
+ * pictures available on the most X servers.
+ */
+
+void nxagentPictureCreateDefaultFormats(ScreenPtr pScreen, FormatInitRec *formats, int *nformats)
+{
+ DepthPtr pDepth;
+ VisualPtr pVisual;
+
+ CARD32 format;
+ CARD8 depth;
+
+ int r, g, b;
+ int bpp;
+ int d;
+ int v;
+
+
+ formats[*nformats].format = PICT_a1;
+ formats[*nformats].depth = 1;
+ *nformats += 1;
+ formats[*nformats].format = PICT_a4;
+ formats[*nformats].depth = 4;
+ *nformats += 1;
+ formats[*nformats].format = PICT_a8;
+ formats[*nformats].depth = 8;
+ *nformats += 1;
+ formats[*nformats].format = PICT_a8r8g8b8;
+ formats[*nformats].depth = 32;
+ *nformats += 1;
+
+ /*
+ * This format should be required by the
+ * protocol, but it's not used by Xgl.
+ *
+ * formats[*nformats].format = PICT_x8r8g8b8;
+ * formats[*nformats].depth = 32;
+ * *nformats += 1;
+ */
+
+ /* now look through the depths and visuals adding other formats */
+ for (v = 0; v < pScreen->numVisuals; v++)
+ {
+ pVisual = &pScreen->visuals[v];
+ depth = visualDepth (pScreen, pVisual);
+ if (!depth)
+ continue;
+
+ bpp = BitsPerPixel (depth);
+
+ switch (pVisual->class)
+ {
+ case DirectColor:
+ case TrueColor:
+ r = Ones (pVisual->redMask);
+ g = Ones (pVisual->greenMask);
+ b = Ones (pVisual->blueMask);
+
+ if (pVisual->offsetBlue == 0 &&
+ pVisual->offsetGreen == b &&
+ pVisual->offsetRed == b + g)
+ {
+ format = PICT_FORMAT(bpp, PICT_TYPE_ARGB, 0, r, g, b);
+ *nformats = addFormat (formats, *nformats, format, depth);
+ }
+ break;
+ case StaticColor:
+ case PseudoColor:
+ case StaticGray:
+ case GrayScale:
+ break;
+ }
+ }
+
+ for (d = 0; d < pScreen -> numDepths; d++)
+ {
+ pDepth = &pScreen -> allowedDepths[d];
+ bpp = BitsPerPixel(pDepth -> depth);
+
+ switch (bpp) {
+ case 16:
+ if (pDepth->depth == 15)
+ {
+ *nformats = addFormat (formats, *nformats,
+ PICT_x1r5g5b5, pDepth->depth);
+ }
+
+ if (pDepth->depth == 16)
+ {
+ *nformats = addFormat (formats, *nformats,
+ PICT_r5g6b5, pDepth->depth);
+ }
+ break;
+ case 24:
+ if (pDepth->depth == 24)
+ {
+ *nformats = addFormat (formats, *nformats,
+ PICT_r8g8b8, pDepth->depth);
+ }
+ break;
+ case 32:
+ if (pDepth->depth == 24)
+ {
+ *nformats = addFormat (formats, *nformats,
+ PICT_x8r8g8b8, pDepth->depth);
+ }
+ break;
+ }
+ }
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-01 14:47:46 +0000