xserver libX11 libxcb pixman mesa git update 20 Mar 2011

1 files changed, 251 insertions, 250 deletions

diff --git a/xorg-server/hw/dmx/dmxpixmap.c b/xorg-server/hw/dmx/dmxpixmap.c
index a16736419..119dd1134 100644
--- a/xorg-server/hw/dmx/dmxpixmap.c
+++ b/xorg-server/hw/dmx/dmxpixmap.c
@@ -1,250 +1,251 @@
-/*
- * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
- *
- * 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 on 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 (including the
- * next paragraph) 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
- * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
- * 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.
- */
-
-/*
- * Authors:
- *   Kevin E. Martin <kem@redhat.com>
- *
- */
-
-/** \file
- * Provides pixmap support. */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxsync.h"
-#include "dmxpixmap.h"
-
-#include "pixmapstr.h"
-#include "servermd.h"
-#include "privates.h"
-
-/** Initialize a private area in \a pScreen for pixmap information. */
-Bool dmxInitPixmap(ScreenPtr pScreen)
-{
-    if (!dixRegisterPrivateKey(&dmxPixPrivateKeyRec, PRIVATE_PIXMAP, sizeof(dmxPixPrivRec)))
-	return FALSE;
-
-    return TRUE;
-}
-
-/** Create a pixmap on the back-end server. */
-void dmxBECreatePixmap(PixmapPtr pPixmap)
-{
-    ScreenPtr      pScreen   = pPixmap->drawable.pScreen;
-    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
-    dmxPixPrivPtr  pPixPriv  = DMX_GET_PIXMAP_PRIV(pPixmap);
-
-    /* Make sure we haven't already created this pixmap.  This can
-     * happen when the pixmap is used elsewhere (e.g., as a background
-     * or border for a window) and the refcnt > 1.
-     */
-    if (pPixPriv->pixmap)
-	return;
-
-    if (pPixmap->drawable.width && pPixmap->drawable.height) {
-	pPixPriv->pixmap = XCreatePixmap(dmxScreen->beDisplay,
-					 dmxScreen->scrnWin,
-					 pPixmap->drawable.width,
-					 pPixmap->drawable.height,
-					 pPixmap->drawable.depth);
-	dmxSync(dmxScreen, FALSE);
-    }
-}
-
-/** Create a pixmap for \a pScreen with the specified \a width, \a
- *  height, and \a depth. */
-PixmapPtr dmxCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
-			  unsigned class)
-{
-    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
-    PixmapPtr      pPixmap;
-    int            bpp;
-    dmxPixPrivPtr  pPixPriv;
-
-#if 0
-    DMX_UNWRAP(CreatePixmap, dmxScreen, pScreen);
-    if (pScreen->CreatePixmap)
-	ret = pScreen->CreatePixmap(pPixmap);
-#endif
-
-    /* Create pixmap on back-end server */
-    if (depth == 24) bpp = 32;
-    else             bpp = depth;
-
-    pPixmap = AllocatePixmap(pScreen, 0);
-    if (!pPixmap)
-	return NullPixmap;
-
-    pPixmap->drawable.type = DRAWABLE_PIXMAP;
-    pPixmap->drawable.class = class;
-    pPixmap->drawable.pScreen = pScreen;
-    pPixmap->drawable.depth = depth;
-    pPixmap->drawable.bitsPerPixel = bpp;
-    pPixmap->drawable.id = 0;
-    pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
-    pPixmap->drawable.x = 0;
-    pPixmap->drawable.y = 0;
-    pPixmap->drawable.width = width;
-    pPixmap->drawable.height = height;
-    pPixmap->devKind = PixmapBytePad(width, bpp);
-    pPixmap->refcnt = 1;
-
-    pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);
-    pPixPriv->pixmap = (Pixmap)0;
-    pPixPriv->detachedImage = NULL;
-
-    /* Create the pixmap on the back-end server */
-    if (dmxScreen->beDisplay) {
-	dmxBECreatePixmap(pPixmap);
-    }
-
-#if 0
-    DMX_WRAP(CreatePixmap, dmxCreatePixmap, dmxScreen, pScreen);
-#endif
-
-    return pPixmap;
-}
-
-/** Destroy the pixmap on the back-end server. */
-Bool dmxBEFreePixmap(PixmapPtr pPixmap)
-{
-    ScreenPtr      pScreen = pPixmap->drawable.pScreen;
-    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
-    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);
-
-    if (pPixPriv->pixmap) {
-	XFreePixmap(dmxScreen->beDisplay, pPixPriv->pixmap);
-	pPixPriv->pixmap = (Pixmap)0;
-	return TRUE;
-    }
-
-    return FALSE;
-}
-
-/** Destroy the pixmap pointed to by \a pPixmap. */
-Bool dmxDestroyPixmap(PixmapPtr pPixmap)
-{
-    ScreenPtr      pScreen = pPixmap->drawable.pScreen;
-    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
-    Bool           ret = TRUE;
-
-#if 0
-    DMX_UNWRAP(DestroyPixmap, dmxScreen, pScreen);
-#endif
-
-    if (--pPixmap->refcnt)
-	return TRUE;
-
-    /* Destroy pixmap on back-end server */
-    if (dmxScreen->beDisplay) {
-	if (dmxBEFreePixmap(pPixmap)) {
-	    /* Also make sure that we destroy any detached image */
-	    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);
-	    if (pPixPriv->detachedImage)
-		XDestroyImage(pPixPriv->detachedImage);
-	    dmxSync(dmxScreen, FALSE);
-	}
-    }
-    FreePixmap(pPixmap);
-
-#if 0
-    if (pScreen->DestroyPixmap)
-	ret = pScreen->DestroyPixmap(pPixmap);
-    DMX_WRAP(DestroyPixmap, dmxDestroyPixmap, dmxScreen, pScreen);
-#endif
-
-    return ret;
-}
-
-/** Create and return a region based on the pixmap pointed to by \a
- *  pPixmap. */
-RegionPtr dmxBitmapToRegion(PixmapPtr pPixmap)
-{
-    DMXScreenInfo *dmxScreen = &dmxScreens[pPixmap->drawable.pScreen->myNum];
-    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);
-    XImage        *ximage;
-    RegionPtr      pReg, pTmpReg;
-    int            x, y;
-    unsigned long  previousPixel, currentPixel;
-    BoxRec         Box;
-    Bool           overlap;
-  
-    if (!dmxScreen->beDisplay) {
-	pReg = RegionCreate(NullBox, 1);
-	return pReg;
-    }
-
-    ximage = XGetImage(dmxScreen->beDisplay, pPixPriv->pixmap, 0, 0,
-		       pPixmap->drawable.width, pPixmap->drawable.height,
-		       1, XYPixmap);
-
-    pReg = RegionCreate(NullBox, 1);
-    pTmpReg = RegionCreate(NullBox, 1);
-    if(!pReg || !pTmpReg) {
-	XDestroyImage(ximage);
-	return NullRegion;
-    }
-
-    for (y = 0; y < pPixmap->drawable.height; y++) {
-	Box.y1 = y;
-	Box.y2 = y + 1;
-	previousPixel = 0L;
-	for (x = 0; x < pPixmap->drawable.width; x++) {
-	    currentPixel = XGetPixel(ximage, x, y);
-	    if (previousPixel != currentPixel) {
-		if (previousPixel == 0L) { 
-		    /* left edge */
-		    Box.x1 = x;
-		} else if (currentPixel == 0L) {
-		    /* right edge */
-		    Box.x2 = x;
-		    RegionReset(pTmpReg, &Box);
-		    RegionAppend(pReg, pTmpReg);
-		}
-		previousPixel = currentPixel;
-	    }
-	}
-	if (previousPixel != 0L) {
-	    /* right edge because of the end of pixmap */
-	    Box.x2 = pPixmap->drawable.width;
-	    RegionReset(pTmpReg, &Box);
-	    RegionAppend(pReg, pTmpReg);
-	}
-    }
-  
-    RegionDestroy(pTmpReg);
-    XDestroyImage(ximage);
-
-    RegionValidate(pReg, &overlap);
-
-    dmxSync(dmxScreen, FALSE);
-    return pReg;
-}
+/*

+ * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.

+ *

+ * 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 on 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 (including the

+ * next paragraph) 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

+ * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS

+ * 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.

+ */

+

+/*

+ * Authors:

+ *   Kevin E. Martin <kem@redhat.com>

+ *

+ */

+

+/** \file

+ * Provides pixmap support. */

+

+#ifdef HAVE_DMX_CONFIG_H

+#include <dmx-config.h>

+#endif

+

+#include "dmx.h"

+#include "dmxsync.h"

+#include "dmxpixmap.h"

+

+#include "pixmapstr.h"

+#include "servermd.h"

+#include "privates.h"

+

+/** Initialize a private area in \a pScreen for pixmap information. */

+Bool dmxInitPixmap(ScreenPtr pScreen)

+{

+    if (!dixRegisterPrivateKey(&dmxPixPrivateKeyRec, PRIVATE_PIXMAP, sizeof(dmxPixPrivRec)))

+	return FALSE;

+

+    return TRUE;

+}

+

+/** Create a pixmap on the back-end server. */

+void dmxBECreatePixmap(PixmapPtr pPixmap)

+{

+    ScreenPtr      pScreen   = pPixmap->drawable.pScreen;

+    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];

+    dmxPixPrivPtr  pPixPriv  = DMX_GET_PIXMAP_PRIV(pPixmap);

+

+    /* Make sure we haven't already created this pixmap.  This can

+     * happen when the pixmap is used elsewhere (e.g., as a background

+     * or border for a window) and the refcnt > 1.

+     */

+    if (pPixPriv->pixmap)

+	return;

+

+    if (pPixmap->drawable.width && pPixmap->drawable.height) {

+	pPixPriv->pixmap = XCreatePixmap(dmxScreen->beDisplay,

+					 dmxScreen->scrnWin,

+					 pPixmap->drawable.width,

+					 pPixmap->drawable.height,

+					 pPixmap->drawable.depth);

+	dmxSync(dmxScreen, FALSE);

+    }

+}

+

+/** Create a pixmap for \a pScreen with the specified \a width, \a

+ *  height, and \a depth. */

+PixmapPtr dmxCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,

+			  unsigned usage_hint)

+{

+    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];

+    PixmapPtr      pPixmap;

+    int            bpp;

+    dmxPixPrivPtr  pPixPriv;

+

+#if 0

+    DMX_UNWRAP(CreatePixmap, dmxScreen, pScreen);

+    if (pScreen->CreatePixmap)

+	ret = pScreen->CreatePixmap(pPixmap);

+#endif

+

+    /* Create pixmap on back-end server */

+    if (depth == 24) bpp = 32;

+    else             bpp = depth;

+

+    pPixmap = AllocatePixmap(pScreen, 0);

+    if (!pPixmap)

+	return NullPixmap;

+

+    pPixmap->drawable.type = DRAWABLE_PIXMAP;

+    pPixmap->drawable.class = 0;

+    pPixmap->drawable.pScreen = pScreen;

+    pPixmap->drawable.depth = depth;

+    pPixmap->drawable.bitsPerPixel = bpp;

+    pPixmap->drawable.id = 0;

+    pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;

+    pPixmap->drawable.x = 0;

+    pPixmap->drawable.y = 0;

+    pPixmap->drawable.width = width;

+    pPixmap->drawable.height = height;

+    pPixmap->devKind = PixmapBytePad(width, bpp);

+    pPixmap->refcnt = 1;

+    pPixmap->usage_hint = usage_hint;

+

+    pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);

+    pPixPriv->pixmap = (Pixmap)0;

+    pPixPriv->detachedImage = NULL;

+

+    /* Create the pixmap on the back-end server */

+    if (dmxScreen->beDisplay) {

+	dmxBECreatePixmap(pPixmap);

+    }

+

+#if 0

+    DMX_WRAP(CreatePixmap, dmxCreatePixmap, dmxScreen, pScreen);

+#endif

+

+    return pPixmap;

+}

+

+/** Destroy the pixmap on the back-end server. */

+Bool dmxBEFreePixmap(PixmapPtr pPixmap)

+{

+    ScreenPtr      pScreen = pPixmap->drawable.pScreen;

+    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];

+    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);

+

+    if (pPixPriv->pixmap) {

+	XFreePixmap(dmxScreen->beDisplay, pPixPriv->pixmap);

+	pPixPriv->pixmap = (Pixmap)0;

+	return TRUE;

+    }

+

+    return FALSE;

+}

+

+/** Destroy the pixmap pointed to by \a pPixmap. */

+Bool dmxDestroyPixmap(PixmapPtr pPixmap)

+{

+    ScreenPtr      pScreen = pPixmap->drawable.pScreen;

+    DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];

+    Bool           ret = TRUE;

+

+#if 0

+    DMX_UNWRAP(DestroyPixmap, dmxScreen, pScreen);

+#endif

+

+    if (--pPixmap->refcnt)

+	return TRUE;

+

+    /* Destroy pixmap on back-end server */

+    if (dmxScreen->beDisplay) {

+	if (dmxBEFreePixmap(pPixmap)) {

+	    /* Also make sure that we destroy any detached image */

+	    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);

+	    if (pPixPriv->detachedImage)

+		XDestroyImage(pPixPriv->detachedImage);

+	    dmxSync(dmxScreen, FALSE);

+	}

+    }

+    FreePixmap(pPixmap);

+

+#if 0

+    if (pScreen->DestroyPixmap)

+	ret = pScreen->DestroyPixmap(pPixmap);

+    DMX_WRAP(DestroyPixmap, dmxDestroyPixmap, dmxScreen, pScreen);

+#endif

+

+    return ret;

+}

+

+/** Create and return a region based on the pixmap pointed to by \a

+ *  pPixmap. */

+RegionPtr dmxBitmapToRegion(PixmapPtr pPixmap)

+{

+    DMXScreenInfo *dmxScreen = &dmxScreens[pPixmap->drawable.pScreen->myNum];

+    dmxPixPrivPtr  pPixPriv = DMX_GET_PIXMAP_PRIV(pPixmap);

+    XImage        *ximage;

+    RegionPtr      pReg, pTmpReg;

+    int            x, y;

+    unsigned long  previousPixel, currentPixel;

+    BoxRec         Box;

+    Bool           overlap;

+  

+    if (!dmxScreen->beDisplay) {

+	pReg = RegionCreate(NullBox, 1);

+	return pReg;

+    }

+

+    ximage = XGetImage(dmxScreen->beDisplay, pPixPriv->pixmap, 0, 0,

+		       pPixmap->drawable.width, pPixmap->drawable.height,

+		       1, XYPixmap);

+

+    pReg = RegionCreate(NullBox, 1);

+    pTmpReg = RegionCreate(NullBox, 1);

+    if(!pReg || !pTmpReg) {

+	XDestroyImage(ximage);

+	return NullRegion;

+    }

+

+    for (y = 0; y < pPixmap->drawable.height; y++) {

+	Box.y1 = y;

+	Box.y2 = y + 1;

+	previousPixel = 0L;

+	for (x = 0; x < pPixmap->drawable.width; x++) {

+	    currentPixel = XGetPixel(ximage, x, y);

+	    if (previousPixel != currentPixel) {

+		if (previousPixel == 0L) { 

+		    /* left edge */

+		    Box.x1 = x;

+		} else if (currentPixel == 0L) {

+		    /* right edge */

+		    Box.x2 = x;

+		    RegionReset(pTmpReg, &Box);

+		    RegionAppend(pReg, pTmpReg);

+		}

+		previousPixel = currentPixel;

+	    }

+	}

+	if (previousPixel != 0L) {

+	    /* right edge because of the end of pixmap */

+	    Box.x2 = pPixmap->drawable.width;

+	    RegionReset(pTmpReg, &Box);

+	    RegionAppend(pReg, pTmpReg);

+	}

+    }

+  

+    RegionDestroy(pTmpReg);

+    XDestroyImage(ximage);

+

+    RegionValidate(pReg, &overlap);

+

+    dmxSync(dmxScreen, FALSE);

+    return pReg;

+}