xserver git update 15/5/2010

1 files changed, 255 insertions, 255 deletions

diff --git a/xorg-server/mi/migc.c b/xorg-server/mi/migc.c
index a797099cd..e42f29810 100644
--- a/xorg-server/mi/migc.c
+++ b/xorg-server/mi/migc.c
@@ -1,255 +1,255 @@
-/*
-
-Copyright 1993, 1998  The Open Group
-
-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.
-
-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 OPEN GROUP 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 of The Open Group shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from The Open Group.
-
-*/
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "scrnintstr.h"
-#include "gcstruct.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "migc.h"
-
-/* ARGSUSED */
-void
-miChangeGC(GCPtr pGC, unsigned long mask)
-{
-    return;
-}
-
-void
-miDestroyGC(GCPtr pGC)
-{
-    if (pGC->pRotatedPixmap)
-	(*pGC->pScreen->DestroyPixmap) (pGC->pRotatedPixmap);
-    if (pGC->freeCompClip)
-	REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);
-}
-
-void
-miDestroyClip(GCPtr pGC)
-{
-    if (pGC->clientClipType == CT_NONE)
-	return;
-    else if (pGC->clientClipType == CT_PIXMAP)
-    {
-	(*pGC->pScreen->DestroyPixmap) ((PixmapPtr) (pGC->clientClip));
-    }
-    else
-    {
-	/*
-	 * we know we'll never have a list of rectangles, since ChangeClip
-	 * immediately turns them into a region
-	 */
-	REGION_DESTROY(pGC->pScreen, pGC->clientClip);
-    }
-    pGC->clientClip = NULL;
-    pGC->clientClipType = CT_NONE;
-}
-
-void
-miChangeClip( GCPtr pGC, int type, pointer pvalue, int nrects)
-{
-    (*pGC->funcs->DestroyClip) (pGC);
-    if (type == CT_PIXMAP)
-    {
-	/* convert the pixmap to a region */
-	pGC->clientClip = (pointer) BITMAP_TO_REGION(pGC->pScreen,
-							(PixmapPtr) pvalue);
-	(*pGC->pScreen->DestroyPixmap) (pvalue);
-    }
-    else if (type == CT_REGION)
-    {
-	/* stuff the region in the GC */
-	pGC->clientClip = pvalue;
-    }
-    else if (type != CT_NONE)
-    {
-	pGC->clientClip = (pointer) RECTS_TO_REGION(pGC->pScreen, nrects,
-						      (xRectangle *) pvalue,
-								    type);
-	xfree(pvalue);
-    }
-    pGC->clientClipType = (type != CT_NONE && pGC->clientClip) ? CT_REGION : CT_NONE;
-    pGC->stateChanges |= GCClipMask;
-}
-
-void
-miCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
-{
-    RegionPtr       prgnNew;
-
-    switch (pgcSrc->clientClipType)
-    {
-      case CT_PIXMAP:
-	((PixmapPtr) pgcSrc->clientClip)->refcnt++;
-	/* Fall through !! */
-      case CT_NONE:
-	(*pgcDst->funcs->ChangeClip) (pgcDst, (int) pgcSrc->clientClipType,
-				   pgcSrc->clientClip, 0);
-	break;
-      case CT_REGION:
-	prgnNew = REGION_CREATE(pgcSrc->pScreen, NULL, 1);
-	REGION_COPY(pgcDst->pScreen, prgnNew,
-					(RegionPtr) (pgcSrc->clientClip));
-	(*pgcDst->funcs->ChangeClip) (pgcDst, CT_REGION, (pointer) prgnNew, 0);
-	break;
-    }
-}
-
-/* ARGSUSED */
-void
-miCopyGC(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst)
-{
-    return;
-}
-
-void
-miComputeCompositeClip( GCPtr pGC, DrawablePtr pDrawable)
-{
-    ScreenPtr       pScreen;
-
-    /* This prevents warnings about pScreen not being used. */
-    pGC->pScreen = pScreen = pGC->pScreen;
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-    {
-	WindowPtr       pWin = (WindowPtr) pDrawable;
-	RegionPtr       pregWin;
-	Bool            freeTmpClip, freeCompClip;
-
-	if (pGC->subWindowMode == IncludeInferiors)
-	{
-	    pregWin = NotClippedByChildren(pWin);
-	    freeTmpClip = TRUE;
-	}
-	else
-	{
-	    pregWin = &pWin->clipList;
-	    freeTmpClip = FALSE;
-	}
-	freeCompClip = pGC->freeCompClip;
-
-	/*
-	 * if there is no client clip, we can get by with just keeping the
-	 * pointer we got, and remembering whether or not should destroy (or
-	 * maybe re-use) it later.  this way, we avoid unnecessary copying of
-	 * regions.  (this wins especially if many clients clip by children
-	 * and have no client clip.)
-	 */
-	if (pGC->clientClipType == CT_NONE)
-	{
-	    if (freeCompClip)
-		REGION_DESTROY(pScreen, pGC->pCompositeClip);
-	    pGC->pCompositeClip = pregWin;
-	    pGC->freeCompClip = freeTmpClip;
-	}
-	else
-	{
-	    /*
-	     * we need one 'real' region to put into the composite clip. if
-	     * pregWin the current composite clip are real, we can get rid of
-	     * one. if pregWin is real and the current composite clip isn't,
-	     * use pregWin for the composite clip. if the current composite
-	     * clip is real and pregWin isn't, use the current composite
-	     * clip. if neither is real, create a new region.
-	     */
-
-	    REGION_TRANSLATE(pScreen, pGC->clientClip,
-					 pDrawable->x + pGC->clipOrg.x,
-					 pDrawable->y + pGC->clipOrg.y);
-
-	    if (freeCompClip)
-	    {
-		REGION_INTERSECT(pGC->pScreen, pGC->pCompositeClip,
-					    pregWin, pGC->clientClip);
-		if (freeTmpClip)
-		    REGION_DESTROY(pScreen, pregWin);
-	    }
-	    else if (freeTmpClip)
-	    {
-		REGION_INTERSECT(pScreen, pregWin, pregWin, pGC->clientClip);
-		pGC->pCompositeClip = pregWin;
-	    }
-	    else
-	    {
-		pGC->pCompositeClip = REGION_CREATE(pScreen, NullBox, 0);
-		REGION_INTERSECT(pScreen, pGC->pCompositeClip,
-				       pregWin, pGC->clientClip);
-	    }
-	    pGC->freeCompClip = TRUE;
-	    REGION_TRANSLATE(pScreen, pGC->clientClip,
-					 -(pDrawable->x + pGC->clipOrg.x),
-					 -(pDrawable->y + pGC->clipOrg.y));
-	}
-    }	/* end of composite clip for a window */
-    else
-    {
-	BoxRec          pixbounds;
-
-	/* XXX should we translate by drawable.x/y here ? */
-	/* If you want pixmaps in offscreen memory, yes */
-	pixbounds.x1 = pDrawable->x;
-	pixbounds.y1 = pDrawable->y;
-	pixbounds.x2 = pDrawable->x + pDrawable->width;
-	pixbounds.y2 = pDrawable->y + pDrawable->height;
-
-	if (pGC->freeCompClip)
-	{
-	    REGION_RESET(pScreen, pGC->pCompositeClip, &pixbounds);
-	}
-	else
-	{
-	    pGC->freeCompClip = TRUE;
-	    pGC->pCompositeClip = REGION_CREATE(pScreen, &pixbounds, 1);
-	}
-
-	if (pGC->clientClipType == CT_REGION)
-	{
-	    if(pDrawable->x || pDrawable->y) {
-	        REGION_TRANSLATE(pScreen, pGC->clientClip,
-					  pDrawable->x + pGC->clipOrg.x, 
-					  pDrawable->y + pGC->clipOrg.y);
-	        REGION_INTERSECT(pScreen, pGC->pCompositeClip,
-				pGC->pCompositeClip, pGC->clientClip);
-	        REGION_TRANSLATE(pScreen, pGC->clientClip,
-					  -(pDrawable->x + pGC->clipOrg.x), 
-					  -(pDrawable->y + pGC->clipOrg.y));
-	    } else {
-	        REGION_TRANSLATE(pScreen, pGC->pCompositeClip,
-					 -pGC->clipOrg.x, -pGC->clipOrg.y);
-	        REGION_INTERSECT(pScreen, pGC->pCompositeClip,
-				pGC->pCompositeClip, pGC->clientClip);
-	        REGION_TRANSLATE(pScreen, pGC->pCompositeClip,
-					 pGC->clipOrg.x, pGC->clipOrg.y);
-	    }
-	}
-    }	/* end of composite clip for pixmap */
-} /* end miComputeCompositeClip */
+/*

+

+Copyright 1993, 1998  The Open Group

+

+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.

+

+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 OPEN GROUP 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 of The Open Group shall

+not be used in advertising or otherwise to promote the sale, use or

+other dealings in this Software without prior written authorization

+from The Open Group.

+

+*/

+

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include "scrnintstr.h"

+#include "gcstruct.h"

+#include "pixmapstr.h"

+#include "windowstr.h"

+#include "migc.h"

+

+/* ARGSUSED */

+void

+miChangeGC(GCPtr pGC, unsigned long mask)

+{

+    return;

+}

+

+void

+miDestroyGC(GCPtr pGC)

+{

+    if (pGC->pRotatedPixmap)

+	(*pGC->pScreen->DestroyPixmap) (pGC->pRotatedPixmap);

+    if (pGC->freeCompClip)

+	REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);

+}

+

+void

+miDestroyClip(GCPtr pGC)

+{

+    if (pGC->clientClipType == CT_NONE)

+	return;

+    else if (pGC->clientClipType == CT_PIXMAP)

+    {

+	(*pGC->pScreen->DestroyPixmap) ((PixmapPtr) (pGC->clientClip));

+    }

+    else

+    {

+	/*

+	 * we know we'll never have a list of rectangles, since ChangeClip

+	 * immediately turns them into a region

+	 */

+	REGION_DESTROY(pGC->pScreen, pGC->clientClip);

+    }

+    pGC->clientClip = NULL;

+    pGC->clientClipType = CT_NONE;

+}

+

+void

+miChangeClip( GCPtr pGC, int type, pointer pvalue, int nrects)

+{

+    (*pGC->funcs->DestroyClip) (pGC);

+    if (type == CT_PIXMAP)

+    {

+	/* convert the pixmap to a region */

+	pGC->clientClip = (pointer) BITMAP_TO_REGION(pGC->pScreen,

+							(PixmapPtr) pvalue);

+	(*pGC->pScreen->DestroyPixmap) (pvalue);

+    }

+    else if (type == CT_REGION)

+    {

+	/* stuff the region in the GC */

+	pGC->clientClip = pvalue;

+    }

+    else if (type != CT_NONE)

+    {

+	pGC->clientClip = (pointer) RECTS_TO_REGION(pGC->pScreen, nrects,

+						      (xRectangle *) pvalue,

+								    type);

+	free(pvalue);

+    }

+    pGC->clientClipType = (type != CT_NONE && pGC->clientClip) ? CT_REGION : CT_NONE;

+    pGC->stateChanges |= GCClipMask;

+}

+

+void

+miCopyClip(GCPtr pgcDst, GCPtr pgcSrc)

+{

+    RegionPtr       prgnNew;

+

+    switch (pgcSrc->clientClipType)

+    {

+      case CT_PIXMAP:

+	((PixmapPtr) pgcSrc->clientClip)->refcnt++;

+	/* Fall through !! */

+      case CT_NONE:

+	(*pgcDst->funcs->ChangeClip) (pgcDst, (int) pgcSrc->clientClipType,

+				   pgcSrc->clientClip, 0);

+	break;

+      case CT_REGION:

+	prgnNew = REGION_CREATE(pgcSrc->pScreen, NULL, 1);

+	REGION_COPY(pgcDst->pScreen, prgnNew,

+					(RegionPtr) (pgcSrc->clientClip));

+	(*pgcDst->funcs->ChangeClip) (pgcDst, CT_REGION, (pointer) prgnNew, 0);

+	break;

+    }

+}

+

+/* ARGSUSED */

+void

+miCopyGC(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst)

+{

+    return;

+}

+

+void

+miComputeCompositeClip( GCPtr pGC, DrawablePtr pDrawable)

+{

+    ScreenPtr       pScreen;

+

+    /* This prevents warnings about pScreen not being used. */

+    pGC->pScreen = pScreen = pGC->pScreen;

+

+    if (pDrawable->type == DRAWABLE_WINDOW)

+    {

+	WindowPtr       pWin = (WindowPtr) pDrawable;

+	RegionPtr       pregWin;

+	Bool            freeTmpClip, freeCompClip;

+

+	if (pGC->subWindowMode == IncludeInferiors)

+	{

+	    pregWin = NotClippedByChildren(pWin);

+	    freeTmpClip = TRUE;

+	}

+	else

+	{

+	    pregWin = &pWin->clipList;

+	    freeTmpClip = FALSE;

+	}

+	freeCompClip = pGC->freeCompClip;

+

+	/*

+	 * if there is no client clip, we can get by with just keeping the

+	 * pointer we got, and remembering whether or not should destroy (or

+	 * maybe re-use) it later.  this way, we avoid unnecessary copying of

+	 * regions.  (this wins especially if many clients clip by children

+	 * and have no client clip.)

+	 */

+	if (pGC->clientClipType == CT_NONE)

+	{

+	    if (freeCompClip)

+		REGION_DESTROY(pScreen, pGC->pCompositeClip);

+	    pGC->pCompositeClip = pregWin;

+	    pGC->freeCompClip = freeTmpClip;

+	}

+	else

+	{

+	    /*

+	     * we need one 'real' region to put into the composite clip. if

+	     * pregWin the current composite clip are real, we can get rid of

+	     * one. if pregWin is real and the current composite clip isn't,

+	     * use pregWin for the composite clip. if the current composite

+	     * clip is real and pregWin isn't, use the current composite

+	     * clip. if neither is real, create a new region.

+	     */

+

+	    REGION_TRANSLATE(pScreen, pGC->clientClip,

+					 pDrawable->x + pGC->clipOrg.x,

+					 pDrawable->y + pGC->clipOrg.y);

+

+	    if (freeCompClip)

+	    {

+		REGION_INTERSECT(pGC->pScreen, pGC->pCompositeClip,

+					    pregWin, pGC->clientClip);

+		if (freeTmpClip)

+		    REGION_DESTROY(pScreen, pregWin);

+	    }

+	    else if (freeTmpClip)

+	    {

+		REGION_INTERSECT(pScreen, pregWin, pregWin, pGC->clientClip);

+		pGC->pCompositeClip = pregWin;

+	    }

+	    else

+	    {

+		pGC->pCompositeClip = REGION_CREATE(pScreen, NullBox, 0);

+		REGION_INTERSECT(pScreen, pGC->pCompositeClip,

+				       pregWin, pGC->clientClip);

+	    }

+	    pGC->freeCompClip = TRUE;

+	    REGION_TRANSLATE(pScreen, pGC->clientClip,

+					 -(pDrawable->x + pGC->clipOrg.x),

+					 -(pDrawable->y + pGC->clipOrg.y));

+	}

+    }	/* end of composite clip for a window */

+    else

+    {

+	BoxRec          pixbounds;

+

+	/* XXX should we translate by drawable.x/y here ? */

+	/* If you want pixmaps in offscreen memory, yes */

+	pixbounds.x1 = pDrawable->x;

+	pixbounds.y1 = pDrawable->y;

+	pixbounds.x2 = pDrawable->x + pDrawable->width;

+	pixbounds.y2 = pDrawable->y + pDrawable->height;

+

+	if (pGC->freeCompClip)

+	{

+	    REGION_RESET(pScreen, pGC->pCompositeClip, &pixbounds);

+	}

+	else

+	{

+	    pGC->freeCompClip = TRUE;

+	    pGC->pCompositeClip = REGION_CREATE(pScreen, &pixbounds, 1);

+	}

+

+	if (pGC->clientClipType == CT_REGION)

+	{

+	    if(pDrawable->x || pDrawable->y) {

+	        REGION_TRANSLATE(pScreen, pGC->clientClip,

+					  pDrawable->x + pGC->clipOrg.x, 

+					  pDrawable->y + pGC->clipOrg.y);

+	        REGION_INTERSECT(pScreen, pGC->pCompositeClip,

+				pGC->pCompositeClip, pGC->clientClip);

+	        REGION_TRANSLATE(pScreen, pGC->clientClip,

+					  -(pDrawable->x + pGC->clipOrg.x), 

+					  -(pDrawable->y + pGC->clipOrg.y));

+	    } else {

+	        REGION_TRANSLATE(pScreen, pGC->pCompositeClip,

+					 -pGC->clipOrg.x, -pGC->clipOrg.y);

+	        REGION_INTERSECT(pScreen, pGC->pCompositeClip,

+				pGC->pCompositeClip, pGC->clientClip);

+	        REGION_TRANSLATE(pScreen, pGC->pCompositeClip,

+					 pGC->clipOrg.x, pGC->clipOrg.y);

+	    }

+	}

+    }	/* end of composite clip for pixmap */

+} /* end miComputeCompositeClip */