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authormarha <marha@users.sourceforge.net>2010-05-16 20:50:58 +0000
committermarha <marha@users.sourceforge.net>2010-05-16 20:50:58 +0000
commit1c94119ae26b94a60bb2c2b33494ed43c3b8a52f (patch)
treecfe0c736c95314edac7d9f1065be9c13026ed0c1 /xorg-server/miext/cw/cw_render.c
parent6b29aa4559aeb6f795caee047561654bfa0a1954 (diff)
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svn merge -r588:HEAD ^/branches/released .
Diffstat (limited to 'xorg-server/miext/cw/cw_render.c')
-rw-r--r--xorg-server/miext/cw/cw_render.c938
1 files changed, 469 insertions, 469 deletions
diff --git a/xorg-server/miext/cw/cw_render.c b/xorg-server/miext/cw/cw_render.c
index dfe2681e0..260509ce0 100644
--- a/xorg-server/miext/cw/cw_render.c
+++ b/xorg-server/miext/cw/cw_render.c
@@ -1,469 +1,469 @@
-/*
- * Copyright © 2004 Eric Anholt
- *
- * 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 Eric Anholt not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Eric Anholt makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL ERIC ANHOLT 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 <string.h>
-
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "cw.h"
-
-#define cwPsDecl(pScreen) \
- PictureScreenPtr ps = GetPictureScreen (pScreen); \
- cwScreenPtr pCwScreen = getCwScreen (pScreen)
-
-#define cwPicturePrivate \
- cwPicturePtr pPicturePrivate = getCwPicture(pPicture)
-
-#define cwSrcPictureDecl \
- int src_picture_x_off, src_picture_y_off; \
- PicturePtr pBackingSrcPicture = cwGetBackingPicture(pSrcPicture, \
- &src_picture_x_off,\
- &src_picture_y_off)
-
-#define cwDstPictureDecl \
- int dst_picture_x_off, dst_picture_y_off; \
- PicturePtr pBackingDstPicture = cwGetBackingPicture(pDstPicture, \
- &dst_picture_x_off,\
- &dst_picture_y_off)
-
-#define cwMskPictureDecl \
- int msk_picture_x_off = 0, msk_picture_y_off = 0; \
- PicturePtr pBackingMskPicture = (!pMskPicture ? 0 : \
- cwGetBackingPicture(pMskPicture, \
- &msk_picture_x_off,\
- &msk_picture_y_off))
-
-#define cwPsUnwrap(elt) { \
- ps->elt = pCwScreen->elt; \
-}
-
-#define cwPsWrap(elt,func) { \
- pCwScreen->elt = ps->elt; \
- ps->elt = func; \
-}
-
-static cwPicturePtr
-cwCreatePicturePrivate (PicturePtr pPicture)
-{
- WindowPtr pWindow = (WindowPtr) pPicture->pDrawable;
- PixmapPtr pPixmap = getCwPixmap (pWindow);
- int error;
- cwPicturePtr pPicturePrivate;
-
- pPicturePrivate = xalloc (sizeof (cwPictureRec));
- if (!pPicturePrivate)
- return NULL;
-
- pPicturePrivate->pBackingPicture = CreatePicture (0, &pPixmap->drawable,
- pPicture->pFormat,
- 0, 0, serverClient,
- &error);
- if (!pPicturePrivate->pBackingPicture)
- {
- xfree (pPicturePrivate);
- return NULL;
- }
-
- /*
- * Ensure that this serial number does not match the window's
- */
- pPicturePrivate->serialNumber = pPixmap->drawable.serialNumber;
- pPicturePrivate->stateChanges = (1 << (CPLastBit + 1)) - 1;
-
- setCwPicture(pPicture, pPicturePrivate);
-
- return pPicturePrivate;
-}
-
-static void
-cwDestroyPicturePrivate (PicturePtr pPicture)
-{
- cwPicturePrivate;
-
- if (pPicturePrivate)
- {
- if (pPicturePrivate->pBackingPicture)
- FreePicture (pPicturePrivate->pBackingPicture, 0);
- xfree (pPicturePrivate);
- setCwPicture(pPicture, NULL);
- }
-}
-
-static PicturePtr
-cwGetBackingPicture (PicturePtr pPicture, int *x_off, int *y_off)
-{
- cwPicturePrivate;
-
- if (pPicturePrivate)
- {
- DrawablePtr pDrawable = pPicture->pDrawable;
- WindowPtr pWindow = (WindowPtr) pDrawable;
- PixmapPtr pPixmap = getCwPixmap (pWindow);
-
- *x_off = pDrawable->x - pPixmap->screen_x;
- *y_off = pDrawable->y - pPixmap->screen_y;
-
- return pPicturePrivate->pBackingPicture;
- }
- else
- {
- *x_off = *y_off = 0;
- return pPicture;
- }
-}
-
-static void
-cwDestroyPicture (PicturePtr pPicture)
-{
- ScreenPtr pScreen = pPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
-
- cwPsUnwrap(DestroyPicture);
- cwDestroyPicturePrivate (pPicture);
- (*ps->DestroyPicture) (pPicture);
- cwPsWrap(DestroyPicture, cwDestroyPicture);
-}
-
-static void
-cwChangePicture (PicturePtr pPicture, Mask mask)
-{
- ScreenPtr pScreen = pPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwPicturePtr pPicturePrivate = getCwPicture(pPicture);
-
- cwPsUnwrap(ChangePicture);
- (*ps->ChangePicture) (pPicture, mask);
- if (pPicturePrivate)
- pPicturePrivate->stateChanges |= mask;
- cwPsWrap(ChangePicture, cwChangePicture);
-}
-
-
-static void
-cwValidatePicture (PicturePtr pPicture,
- Mask mask)
-{
- DrawablePtr pDrawable = pPicture->pDrawable;
- ScreenPtr pScreen = pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwPicturePrivate;
-
- cwPsUnwrap(ValidatePicture);
-
- /*
- * Must call ValidatePicture to ensure pPicture->pCompositeClip is valid
- */
- (*ps->ValidatePicture) (pPicture, mask);
-
- if (!cwDrawableIsRedirWindow (pDrawable))
- {
- if (pPicturePrivate)
- cwDestroyPicturePrivate (pPicture);
- }
- else
- {
- PicturePtr pBackingPicture;
- DrawablePtr pBackingDrawable;
- int x_off, y_off;
-
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
-
- if (pPicturePrivate &&
- pPicturePrivate->pBackingPicture->pDrawable != pBackingDrawable)
- {
- cwDestroyPicturePrivate (pPicture);
- pPicturePrivate = 0;
- }
-
- if (!pPicturePrivate)
- {
- pPicturePrivate = cwCreatePicturePrivate (pPicture);
- if (!pPicturePrivate)
- {
- cwPsWrap(ValidatePicture, cwValidatePicture);
- return;
- }
- }
-
- pBackingPicture = pPicturePrivate->pBackingPicture;
-
- /*
- * Always copy transform and filters because there's no
- * indication of when they've changed
- */
- SetPictureTransform(pBackingPicture, pPicture->transform);
-
- if (pBackingPicture->filter != pPicture->filter ||
- pPicture->filter_nparams > 0)
- {
- char *filter = PictureGetFilterName (pPicture->filter);
-
- SetPictureFilter(pBackingPicture,
- filter, strlen (filter),
- pPicture->filter_params,
- pPicture->filter_nparams);
- }
-
- pPicturePrivate->stateChanges |= mask;
-
- if (pPicturePrivate->serialNumber != pDrawable->serialNumber ||
- (pPicturePrivate->stateChanges & (CPClipXOrigin|CPClipYOrigin|CPClipMask)))
- {
- SetPictureClipRegion (pBackingPicture,
- x_off - pDrawable->x,
- y_off - pDrawable->y,
- pPicture->pCompositeClip);
-
- pPicturePrivate->serialNumber = pDrawable->serialNumber;
- pPicturePrivate->stateChanges &= ~(CPClipXOrigin | CPClipYOrigin | CPClipMask);
- }
-
- CopyPicture(pPicture, pPicturePrivate->stateChanges, pBackingPicture);
-
- ValidatePicture (pBackingPicture);
- }
- cwPsWrap(ValidatePicture, cwValidatePicture);
-}
-
-static void
-cwComposite (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pMskPicture,
- PicturePtr pDstPicture,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMsk,
- INT16 yMsk,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwMskPictureDecl;
- cwDstPictureDecl;
-
- cwPsUnwrap(Composite);
- (*ps->Composite) (op, pBackingSrcPicture, pBackingMskPicture, pBackingDstPicture,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- xMsk + msk_picture_x_off, yMsk + msk_picture_y_off,
- xDst + dst_picture_x_off, yDst + dst_picture_y_off,
- width, height);
- cwPsWrap(Composite, cwComposite);
-}
-
-static void
-cwCompositeRects (CARD8 op,
- PicturePtr pDstPicture,
- xRenderColor *color,
- int nRect,
- xRectangle *rects)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(CompositeRects);
- for (i = 0; i < nRect; i++)
- {
- rects[i].x += dst_picture_x_off;
- rects[i].y += dst_picture_y_off;
- }
- (*ps->CompositeRects) (op, pBackingDstPicture, color, nRect, rects);
- cwPsWrap(CompositeRects, cwCompositeRects);
-}
-
-static void
-cwTrapezoids (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int ntrap,
- xTrapezoid *traps)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(Trapezoids);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < ntrap; i++)
- {
- traps[i].top += dst_picture_y_off << 16;
- traps[i].bottom += dst_picture_y_off << 16;
- traps[i].left.p1.x += dst_picture_x_off << 16;
- traps[i].left.p1.y += dst_picture_y_off << 16;
- traps[i].left.p2.x += dst_picture_x_off << 16;
- traps[i].left.p2.y += dst_picture_y_off << 16;
- traps[i].right.p1.x += dst_picture_x_off << 16;
- traps[i].right.p1.y += dst_picture_y_off << 16;
- traps[i].right.p2.x += dst_picture_x_off << 16;
- traps[i].right.p2.y += dst_picture_y_off << 16;
- }
- }
- (*ps->Trapezoids) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- ntrap, traps);
- cwPsWrap(Trapezoids, cwTrapezoids);
-}
-
-static void
-cwTriangles (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int ntri,
- xTriangle *tris)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(Triangles);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < ntri; i++)
- {
- tris[i].p1.x += dst_picture_x_off << 16;
- tris[i].p1.y += dst_picture_y_off << 16;
- tris[i].p2.x += dst_picture_x_off << 16;
- tris[i].p2.y += dst_picture_y_off << 16;
- tris[i].p3.x += dst_picture_x_off << 16;
- tris[i].p3.y += dst_picture_y_off << 16;
- }
- }
- (*ps->Triangles) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- ntri, tris);
- cwPsWrap(Triangles, cwTriangles);
-}
-
-static void
-cwTriStrip (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int npoint,
- xPointFixed *points)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(TriStrip);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < npoint; i++)
- {
- points[i].x += dst_picture_x_off << 16;
- points[i].y += dst_picture_y_off << 16;
- }
- }
- (*ps->TriStrip) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- npoint, points);
- cwPsWrap(TriStrip, cwTriStrip);
-}
-
-static void
-cwTriFan (CARD8 op,
- PicturePtr pSrcPicture,
- PicturePtr pDstPicture,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int npoint,
- xPointFixed *points)
-{
- ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
- cwPsDecl(pScreen);
- cwSrcPictureDecl;
- cwDstPictureDecl;
- int i;
-
- cwPsUnwrap(TriFan);
- if (dst_picture_x_off || dst_picture_y_off) {
- for (i = 0; i < npoint; i++)
- {
- points[i].x += dst_picture_x_off << 16;
- points[i].y += dst_picture_y_off << 16;
- }
- }
- (*ps->TriFan) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
- xSrc + src_picture_x_off, ySrc + src_picture_y_off,
- npoint, points);
- cwPsWrap(TriFan, cwTriFan);
-}
-
-void
-cwInitializeRender (ScreenPtr pScreen)
-{
- cwPsDecl (pScreen);
-
- cwPsWrap(DestroyPicture, cwDestroyPicture);
- cwPsWrap(ChangePicture, cwChangePicture);
- cwPsWrap(ValidatePicture, cwValidatePicture);
- cwPsWrap(Composite, cwComposite);
- cwPsWrap(CompositeRects, cwCompositeRects);
- cwPsWrap(Trapezoids, cwTrapezoids);
- cwPsWrap(Triangles, cwTriangles);
- cwPsWrap(TriStrip, cwTriStrip);
- cwPsWrap(TriFan, cwTriFan);
- /* There is no need to wrap AddTraps as far as we can tell. AddTraps can
- * only be done on alpha-only pictures, and we won't be getting
- * alpha-only window pictures, so there's no need to translate.
- */
-}
-
-void
-cwFiniRender (ScreenPtr pScreen)
-{
- cwPsDecl (pScreen);
-
- cwPsUnwrap(DestroyPicture);
- cwPsUnwrap(ChangePicture);
- cwPsUnwrap(ValidatePicture);
- cwPsUnwrap(Composite);
- cwPsUnwrap(CompositeRects);
- cwPsUnwrap(Trapezoids);
- cwPsUnwrap(Triangles);
- cwPsUnwrap(TriStrip);
- cwPsUnwrap(TriFan);
-}
-
+/*
+ * Copyright © 2004 Eric Anholt
+ *
+ * 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 Eric Anholt not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Eric Anholt makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ERIC ANHOLT 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 <string.h>
+
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "cw.h"
+
+#define cwPsDecl(pScreen) \
+ PictureScreenPtr ps = GetPictureScreen (pScreen); \
+ cwScreenPtr pCwScreen = getCwScreen (pScreen)
+
+#define cwPicturePrivate \
+ cwPicturePtr pPicturePrivate = getCwPicture(pPicture)
+
+#define cwSrcPictureDecl \
+ int src_picture_x_off, src_picture_y_off; \
+ PicturePtr pBackingSrcPicture = cwGetBackingPicture(pSrcPicture, \
+ &src_picture_x_off,\
+ &src_picture_y_off)
+
+#define cwDstPictureDecl \
+ int dst_picture_x_off, dst_picture_y_off; \
+ PicturePtr pBackingDstPicture = cwGetBackingPicture(pDstPicture, \
+ &dst_picture_x_off,\
+ &dst_picture_y_off)
+
+#define cwMskPictureDecl \
+ int msk_picture_x_off = 0, msk_picture_y_off = 0; \
+ PicturePtr pBackingMskPicture = (!pMskPicture ? 0 : \
+ cwGetBackingPicture(pMskPicture, \
+ &msk_picture_x_off,\
+ &msk_picture_y_off))
+
+#define cwPsUnwrap(elt) { \
+ ps->elt = pCwScreen->elt; \
+}
+
+#define cwPsWrap(elt,func) { \
+ pCwScreen->elt = ps->elt; \
+ ps->elt = func; \
+}
+
+static cwPicturePtr
+cwCreatePicturePrivate (PicturePtr pPicture)
+{
+ WindowPtr pWindow = (WindowPtr) pPicture->pDrawable;
+ PixmapPtr pPixmap = getCwPixmap (pWindow);
+ int error;
+ cwPicturePtr pPicturePrivate;
+
+ pPicturePrivate = malloc(sizeof (cwPictureRec));
+ if (!pPicturePrivate)
+ return NULL;
+
+ pPicturePrivate->pBackingPicture = CreatePicture (0, &pPixmap->drawable,
+ pPicture->pFormat,
+ 0, 0, serverClient,
+ &error);
+ if (!pPicturePrivate->pBackingPicture)
+ {
+ free(pPicturePrivate);
+ return NULL;
+ }
+
+ /*
+ * Ensure that this serial number does not match the window's
+ */
+ pPicturePrivate->serialNumber = pPixmap->drawable.serialNumber;
+ pPicturePrivate->stateChanges = (1 << (CPLastBit + 1)) - 1;
+
+ setCwPicture(pPicture, pPicturePrivate);
+
+ return pPicturePrivate;
+}
+
+static void
+cwDestroyPicturePrivate (PicturePtr pPicture)
+{
+ cwPicturePrivate;
+
+ if (pPicturePrivate)
+ {
+ if (pPicturePrivate->pBackingPicture)
+ FreePicture (pPicturePrivate->pBackingPicture, 0);
+ free(pPicturePrivate);
+ setCwPicture(pPicture, NULL);
+ }
+}
+
+static PicturePtr
+cwGetBackingPicture (PicturePtr pPicture, int *x_off, int *y_off)
+{
+ cwPicturePrivate;
+
+ if (pPicturePrivate)
+ {
+ DrawablePtr pDrawable = pPicture->pDrawable;
+ WindowPtr pWindow = (WindowPtr) pDrawable;
+ PixmapPtr pPixmap = getCwPixmap (pWindow);
+
+ *x_off = pDrawable->x - pPixmap->screen_x;
+ *y_off = pDrawable->y - pPixmap->screen_y;
+
+ return pPicturePrivate->pBackingPicture;
+ }
+ else
+ {
+ *x_off = *y_off = 0;
+ return pPicture;
+ }
+}
+
+static void
+cwDestroyPicture (PicturePtr pPicture)
+{
+ ScreenPtr pScreen = pPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+
+ cwPsUnwrap(DestroyPicture);
+ cwDestroyPicturePrivate (pPicture);
+ (*ps->DestroyPicture) (pPicture);
+ cwPsWrap(DestroyPicture, cwDestroyPicture);
+}
+
+static void
+cwChangePicture (PicturePtr pPicture, Mask mask)
+{
+ ScreenPtr pScreen = pPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwPicturePtr pPicturePrivate = getCwPicture(pPicture);
+
+ cwPsUnwrap(ChangePicture);
+ (*ps->ChangePicture) (pPicture, mask);
+ if (pPicturePrivate)
+ pPicturePrivate->stateChanges |= mask;
+ cwPsWrap(ChangePicture, cwChangePicture);
+}
+
+
+static void
+cwValidatePicture (PicturePtr pPicture,
+ Mask mask)
+{
+ DrawablePtr pDrawable = pPicture->pDrawable;
+ ScreenPtr pScreen = pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwPicturePrivate;
+
+ cwPsUnwrap(ValidatePicture);
+
+ /*
+ * Must call ValidatePicture to ensure pPicture->pCompositeClip is valid
+ */
+ (*ps->ValidatePicture) (pPicture, mask);
+
+ if (!cwDrawableIsRedirWindow (pDrawable))
+ {
+ if (pPicturePrivate)
+ cwDestroyPicturePrivate (pPicture);
+ }
+ else
+ {
+ PicturePtr pBackingPicture;
+ DrawablePtr pBackingDrawable;
+ int x_off, y_off;
+
+ pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
+
+ if (pPicturePrivate &&
+ pPicturePrivate->pBackingPicture->pDrawable != pBackingDrawable)
+ {
+ cwDestroyPicturePrivate (pPicture);
+ pPicturePrivate = 0;
+ }
+
+ if (!pPicturePrivate)
+ {
+ pPicturePrivate = cwCreatePicturePrivate (pPicture);
+ if (!pPicturePrivate)
+ {
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+ return;
+ }
+ }
+
+ pBackingPicture = pPicturePrivate->pBackingPicture;
+
+ /*
+ * Always copy transform and filters because there's no
+ * indication of when they've changed
+ */
+ SetPictureTransform(pBackingPicture, pPicture->transform);
+
+ if (pBackingPicture->filter != pPicture->filter ||
+ pPicture->filter_nparams > 0)
+ {
+ char *filter = PictureGetFilterName (pPicture->filter);
+
+ SetPictureFilter(pBackingPicture,
+ filter, strlen (filter),
+ pPicture->filter_params,
+ pPicture->filter_nparams);
+ }
+
+ pPicturePrivate->stateChanges |= mask;
+
+ if (pPicturePrivate->serialNumber != pDrawable->serialNumber ||
+ (pPicturePrivate->stateChanges & (CPClipXOrigin|CPClipYOrigin|CPClipMask)))
+ {
+ SetPictureClipRegion (pBackingPicture,
+ x_off - pDrawable->x,
+ y_off - pDrawable->y,
+ pPicture->pCompositeClip);
+
+ pPicturePrivate->serialNumber = pDrawable->serialNumber;
+ pPicturePrivate->stateChanges &= ~(CPClipXOrigin | CPClipYOrigin | CPClipMask);
+ }
+
+ CopyPicture(pPicture, pPicturePrivate->stateChanges, pBackingPicture);
+
+ ValidatePicture (pBackingPicture);
+ }
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+}
+
+static void
+cwComposite (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMskPicture,
+ PicturePtr pDstPicture,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMsk,
+ INT16 yMsk,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwMskPictureDecl;
+ cwDstPictureDecl;
+
+ cwPsUnwrap(Composite);
+ (*ps->Composite) (op, pBackingSrcPicture, pBackingMskPicture, pBackingDstPicture,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ xMsk + msk_picture_x_off, yMsk + msk_picture_y_off,
+ xDst + dst_picture_x_off, yDst + dst_picture_y_off,
+ width, height);
+ cwPsWrap(Composite, cwComposite);
+}
+
+static void
+cwCompositeRects (CARD8 op,
+ PicturePtr pDstPicture,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(CompositeRects);
+ for (i = 0; i < nRect; i++)
+ {
+ rects[i].x += dst_picture_x_off;
+ rects[i].y += dst_picture_y_off;
+ }
+ (*ps->CompositeRects) (op, pBackingDstPicture, color, nRect, rects);
+ cwPsWrap(CompositeRects, cwCompositeRects);
+}
+
+static void
+cwTrapezoids (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(Trapezoids);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < ntrap; i++)
+ {
+ traps[i].top += dst_picture_y_off << 16;
+ traps[i].bottom += dst_picture_y_off << 16;
+ traps[i].left.p1.x += dst_picture_x_off << 16;
+ traps[i].left.p1.y += dst_picture_y_off << 16;
+ traps[i].left.p2.x += dst_picture_x_off << 16;
+ traps[i].left.p2.y += dst_picture_y_off << 16;
+ traps[i].right.p1.x += dst_picture_x_off << 16;
+ traps[i].right.p1.y += dst_picture_y_off << 16;
+ traps[i].right.p2.x += dst_picture_x_off << 16;
+ traps[i].right.p2.y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->Trapezoids) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ ntrap, traps);
+ cwPsWrap(Trapezoids, cwTrapezoids);
+}
+
+static void
+cwTriangles (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntri,
+ xTriangle *tris)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(Triangles);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < ntri; i++)
+ {
+ tris[i].p1.x += dst_picture_x_off << 16;
+ tris[i].p1.y += dst_picture_y_off << 16;
+ tris[i].p2.x += dst_picture_x_off << 16;
+ tris[i].p2.y += dst_picture_y_off << 16;
+ tris[i].p3.x += dst_picture_x_off << 16;
+ tris[i].p3.y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->Triangles) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ ntri, tris);
+ cwPsWrap(Triangles, cwTriangles);
+}
+
+static void
+cwTriStrip (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(TriStrip);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < npoint; i++)
+ {
+ points[i].x += dst_picture_x_off << 16;
+ points[i].y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->TriStrip) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ npoint, points);
+ cwPsWrap(TriStrip, cwTriStrip);
+}
+
+static void
+cwTriFan (CARD8 op,
+ PicturePtr pSrcPicture,
+ PicturePtr pDstPicture,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points)
+{
+ ScreenPtr pScreen = pDstPicture->pDrawable->pScreen;
+ cwPsDecl(pScreen);
+ cwSrcPictureDecl;
+ cwDstPictureDecl;
+ int i;
+
+ cwPsUnwrap(TriFan);
+ if (dst_picture_x_off || dst_picture_y_off) {
+ for (i = 0; i < npoint; i++)
+ {
+ points[i].x += dst_picture_x_off << 16;
+ points[i].y += dst_picture_y_off << 16;
+ }
+ }
+ (*ps->TriFan) (op, pBackingSrcPicture, pBackingDstPicture, maskFormat,
+ xSrc + src_picture_x_off, ySrc + src_picture_y_off,
+ npoint, points);
+ cwPsWrap(TriFan, cwTriFan);
+}
+
+void
+cwInitializeRender (ScreenPtr pScreen)
+{
+ cwPsDecl (pScreen);
+
+ cwPsWrap(DestroyPicture, cwDestroyPicture);
+ cwPsWrap(ChangePicture, cwChangePicture);
+ cwPsWrap(ValidatePicture, cwValidatePicture);
+ cwPsWrap(Composite, cwComposite);
+ cwPsWrap(CompositeRects, cwCompositeRects);
+ cwPsWrap(Trapezoids, cwTrapezoids);
+ cwPsWrap(Triangles, cwTriangles);
+ cwPsWrap(TriStrip, cwTriStrip);
+ cwPsWrap(TriFan, cwTriFan);
+ /* There is no need to wrap AddTraps as far as we can tell. AddTraps can
+ * only be done on alpha-only pictures, and we won't be getting
+ * alpha-only window pictures, so there's no need to translate.
+ */
+}
+
+void
+cwFiniRender (ScreenPtr pScreen)
+{
+ cwPsDecl (pScreen);
+
+ cwPsUnwrap(DestroyPicture);
+ cwPsUnwrap(ChangePicture);
+ cwPsUnwrap(ValidatePicture);
+ cwPsUnwrap(Composite);
+ cwPsUnwrap(CompositeRects);
+ cwPsUnwrap(Trapezoids);
+ cwPsUnwrap(Triangles);
+ cwPsUnwrap(TriStrip);
+ cwPsUnwrap(TriFan);
+}
+