diff options
Diffstat (limited to 'xorg-server/miext/cw')
| -rw-r--r-- | xorg-server/miext/cw/cw.c | 1051 | ||||
| -rw-r--r-- | xorg-server/miext/cw/cw_ops.c | 223 | ||||
| -rw-r--r-- | xorg-server/miext/cw/cw_render.c | 788 |
3 files changed, 1018 insertions, 1044 deletions
diff --git a/xorg-server/miext/cw/cw.c b/xorg-server/miext/cw/cw.c index db06209d9..87ced2f6a 100644 --- a/xorg-server/miext/cw/cw.c +++ b/xorg-server/miext/cw/cw.c @@ -1,527 +1,524 @@ -/*
- * 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 CW_DEBUG 1
-
-#if CW_DEBUG
-#define CW_ASSERT(x) do { \
- if (!(x)) { \
- ErrorF("composite wrapper: assertion failed at %s:%d\n", __FUNC__, \
- __LINE__); \
- } \
-} while (0)
-#else
-#define CW_ASSERT(x) do {} while (0)
-#endif
-
-DevPrivateKeyRec cwGCKeyRec;
-DevPrivateKeyRec cwScreenKeyRec;
-DevPrivateKeyRec cwWindowKeyRec;
-DevPrivateKeyRec cwPictureKeyRec;
-
-extern GCOps cwGCOps;
-
-static Bool
-cwCloseScreen (int i, ScreenPtr pScreen);
-
-static void
-cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable);
-static void
-cwChangeGC(GCPtr pGC, unsigned long mask);
-static void
-cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
-static void
-cwDestroyGC(GCPtr pGC);
-static void
-cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects);
-static void
-cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
-static void
-cwDestroyClip(GCPtr pGC);
-
-GCFuncs cwGCFuncs = {
- cwValidateGC,
- cwChangeGC,
- cwCopyGC,
- cwDestroyGC,
- cwChangeClip,
- cwDestroyClip,
- cwCopyClip,
-};
-
-/* Find the real drawable to draw to, and provide offsets that will translate
- * window coordinates to backing pixmap coordinates.
- */
-DrawablePtr
-cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off)
-{
- PixmapPtr pPixmap;
-
- if (pDrawable->type == DRAWABLE_WINDOW &&
- (pPixmap = getCwPixmap ((WindowPtr) pDrawable)))
- {
- *x_off = pDrawable->x - pPixmap->screen_x;
- *y_off = pDrawable->y - pPixmap->screen_y;
- return &pPixmap->drawable;
- } else {
- *x_off = *y_off = 0;
- return pDrawable;
- }
-}
-
-#define FUNC_PROLOGUE(pGC, pPriv) do { \
- (pGC)->funcs = (pPriv)->wrapFuncs; \
- (pGC)->ops = (pPriv)->wrapOps; \
-} while (0)
-
-#define FUNC_EPILOGUE(pGC, pPriv) do { \
- (pPriv)->wrapFuncs = (pGC)->funcs; \
- (pPriv)->wrapOps = (pGC)->ops; \
- (pGC)->funcs = &cwGCFuncs; \
- (pGC)->ops = &cwGCOps; \
-} while (0)
-
-
-static Bool
-cwCreateBackingGC(GCPtr pGC, DrawablePtr pDrawable)
-{
- cwGCRec *pPriv = getCwGC(pGC);
- int status, x_off, y_off;
- XID noexpose = xFalse;
- DrawablePtr pBackingDrawable;
-
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
- pPriv->pBackingGC = CreateGC(pBackingDrawable, GCGraphicsExposures,
- &noexpose, &status, (XID)0, serverClient);
- if (status != Success)
- return FALSE;
-
- pPriv->serialNumber = 0;
- pPriv->stateChanges = GCAllBits;
-
- return TRUE;
-}
-
-static void
-cwDestroyBackingGC(GCPtr pGC)
-{
- cwGCPtr pPriv;
-
- pPriv = (cwGCPtr) getCwGC (pGC);
-
- if (pPriv->pBackingGC) {
- FreeGC(pPriv->pBackingGC, (XID)0);
- pPriv->pBackingGC = NULL;
- }
-}
-
-static void
-cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable)
-{
- GCPtr pBackingGC;
- cwGCPtr pPriv;
- DrawablePtr pBackingDrawable;
- int x_off, y_off;
-
- pPriv = (cwGCPtr) getCwGC (pGC);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- /*
- * Must call ValidateGC to ensure pGC->pCompositeClip is valid
- */
- (*pGC->funcs->ValidateGC)(pGC, stateChanges, pDrawable);
-
- if (!cwDrawableIsRedirWindow(pDrawable)) {
- cwDestroyBackingGC(pGC);
- FUNC_EPILOGUE(pGC, pPriv);
- return;
- } else {
- if (!pPriv->pBackingGC && !cwCreateBackingGC(pGC, pDrawable)) {
- FUNC_EPILOGUE(pGC, pPriv);
- return;
- }
- }
-
- pBackingGC = pPriv->pBackingGC;
- pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
-
- pPriv->stateChanges |= stateChanges;
-
- /*
- * Copy the composite clip into the backing GC if either
- * the drawable clip list has changed or the client has changed
- * the client clip data
- */
- if (pDrawable->serialNumber != pPriv->serialNumber ||
- (pPriv->stateChanges & (GCClipXOrigin|GCClipYOrigin|GCClipMask)))
- {
- ChangeGCVal vals[2];
- RegionPtr pCompositeClip;
-
- pCompositeClip = RegionCreate(NULL, 0);
- RegionCopy(pCompositeClip, pGC->pCompositeClip);
-
- /* Either the drawable has changed, or the clip list in the drawable has
- * changed. Copy the new clip list over and set the new translated
- * offset for it.
- */
-
- (*pBackingGC->funcs->ChangeClip) (pBackingGC, CT_REGION,
- (pointer) pCompositeClip, 0);
-
- vals[0].val = x_off - pDrawable->x;
- vals[1].val = y_off - pDrawable->y;
- ChangeGC(NullClient, pBackingGC,
- (GCClipXOrigin | GCClipYOrigin), vals);
-
- pPriv->serialNumber = pDrawable->serialNumber;
- /*
- * Mask off any client clip changes to make sure
- * the clip list set above remains in effect
- */
- pPriv->stateChanges &= ~(GCClipXOrigin|GCClipYOrigin|GCClipMask);
- }
-
- if (pPriv->stateChanges) {
- CopyGC(pGC, pBackingGC, pPriv->stateChanges);
- pPriv->stateChanges = 0;
- }
-
- if ((pGC->patOrg.x + x_off) != pBackingGC->patOrg.x ||
- (pGC->patOrg.y + y_off) != pBackingGC->patOrg.y)
- {
- ChangeGCVal vals[2];
- vals[0].val = pGC->patOrg.x + x_off;
- vals[1].val = pGC->patOrg.y + y_off;
- ChangeGC(NullClient, pBackingGC,
- (GCTileStipXOrigin | GCTileStipYOrigin), vals);
- }
-
- ValidateGC(pBackingDrawable, pBackingGC);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwChangeGC(GCPtr pGC, unsigned long mask)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->ChangeGC) (pGC, mask);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGCDst->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGCDst, pPriv);
-
- (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
-
- FUNC_EPILOGUE(pGCDst, pPriv);
-}
-
-static void
-cwDestroyGC(GCPtr pGC)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- cwDestroyBackingGC(pGC);
-
- (*pGC->funcs->DestroyGC) (pGC);
-
- /* leave it unwrapped */
-}
-
-static void
-cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->ChangeClip)(pGC, type, pvalue, nrects);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-static void
-cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pgcDst->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pgcDst, pPriv);
-
- (*pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
-
- FUNC_EPILOGUE(pgcDst, pPriv);
-}
-
-static void
-cwDestroyClip(GCPtr pGC)
-{
- cwGCPtr pPriv = (cwGCPtr)dixLookupPrivate(&pGC->devPrivates, cwGCKey);
-
- FUNC_PROLOGUE(pGC, pPriv);
-
- (*pGC->funcs->DestroyClip)(pGC);
-
- FUNC_EPILOGUE(pGC, pPriv);
-}
-
-/*
- * Screen wrappers.
- */
-
-#define SCREEN_PROLOGUE(pScreen, field) \
- ((pScreen)->field = getCwScreen(pScreen)->field)
-
-#define SCREEN_EPILOGUE(pScreen, field, wrapper) do { \
- getCwScreen(pScreen)->field = (pScreen)->field; \
- (pScreen)->field = (wrapper); \
-} while (0)
-
-static Bool
-cwCreateGC(GCPtr pGC)
-{
- cwGCPtr pPriv = getCwGC(pGC);
- ScreenPtr pScreen = pGC->pScreen;
- Bool ret;
-
- SCREEN_PROLOGUE(pScreen, CreateGC);
-
- if ( (ret = (*pScreen->CreateGC)(pGC)) )
- FUNC_EPILOGUE(pGC, pPriv);
-
- SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
-
- return ret;
-}
-
-static void
-cwGetImage(DrawablePtr pSrc, int x, int y, int w, int h, unsigned int format,
- unsigned long planemask, char *pdstLine)
-{
- ScreenPtr pScreen = pSrc->pScreen;
- DrawablePtr pBackingDrawable;
- int src_off_x, src_off_y;
-
- SCREEN_PROLOGUE(pScreen, GetImage);
-
- pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
-
- CW_OFFSET_XY_SRC(x, y);
-
- (*pScreen->GetImage)(pBackingDrawable, x, y, w, h, format, planemask,
- pdstLine);
-
- SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
-}
-
-static void
-cwGetSpans(DrawablePtr pSrc, int wMax, DDXPointPtr ppt, int *pwidth,
- int nspans, char *pdstStart)
-{
- ScreenPtr pScreen = pSrc->pScreen;
- DrawablePtr pBackingDrawable;
- int i;
- int src_off_x, src_off_y;
-
- SCREEN_PROLOGUE(pScreen, GetSpans);
-
- pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y);
-
- for (i = 0; i < nspans; i++)
- CW_OFFSET_XY_SRC(ppt[i].x, ppt[i].y);
-
- (*pScreen->GetSpans)(pBackingDrawable, wMax, ppt, pwidth, nspans,
- pdstStart);
-
- SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
-}
-
-
-static void
-cwCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- SCREEN_PROLOGUE(pScreen, CopyWindow);
-
- if (!cwDrawableIsRedirWindow((DrawablePtr)pWin)) {
- (*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
- } else {
- GCPtr pGC;
- BoxPtr pExtents;
- int x_off, y_off;
- int dx, dy;
- PixmapPtr pBackingPixmap;
- RegionPtr pClip;
- int src_x, src_y, dst_x, dst_y, w, h;
-
- dx = ptOldOrg.x - pWin->drawable.x;
- dy = ptOldOrg.y - pWin->drawable.y;
-
- pExtents = RegionExtents(prgnSrc);
-
- pBackingPixmap = (PixmapPtr) cwGetBackingDrawable((DrawablePtr)pWin,
- &x_off, &y_off);
-
- src_x = pExtents->x1 - pBackingPixmap->screen_x;
- src_y = pExtents->y1 - pBackingPixmap->screen_y;
- w = pExtents->x2 - pExtents->x1;
- h = pExtents->y2 - pExtents->y1;
- dst_x = src_x - dx;
- dst_y = src_y - dy;
-
- /* Translate region (as required by API) */
- RegionTranslate(prgnSrc, -dx, -dy);
-
- pGC = GetScratchGC(pBackingPixmap->drawable.depth, pScreen);
- /*
- * Copy region to GC as clip, aligning as dest clip
- */
- pClip = RegionCreate(NULL, 0);
- RegionIntersect(pClip, &pWin->borderClip, prgnSrc);
- RegionTranslate(pClip,
- -pBackingPixmap->screen_x,
- -pBackingPixmap->screen_y);
-
- (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
-
- ValidateGC(&pBackingPixmap->drawable, pGC);
-
- (*pGC->ops->CopyArea) (&pBackingPixmap->drawable,
- &pBackingPixmap->drawable, pGC,
- src_x, src_y, w, h, dst_x, dst_y);
-
- (*pGC->funcs->DestroyClip) (pGC);
-
- FreeScratchGC(pGC);
- }
-
- SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
-}
-
-static PixmapPtr
-cwGetWindowPixmap (WindowPtr pWin)
-{
- PixmapPtr pPixmap = getCwPixmap (pWin);
-
- if (!pPixmap)
- {
- ScreenPtr pScreen = pWin->drawable.pScreen;
- SCREEN_PROLOGUE(pScreen, GetWindowPixmap);
- if (pScreen->GetWindowPixmap)
- pPixmap = (*pScreen->GetWindowPixmap) (pWin);
- SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
- }
- return pPixmap;
-}
-
-static void
-cwSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pWindow->drawable.pScreen;
-
- if (pPixmap == (*pScreen->GetScreenPixmap) (pScreen))
- pPixmap = NULL;
- setCwPixmap (pWindow, pPixmap);
-}
-
-/* Screen initialization/teardown */
-void
-miInitializeCompositeWrapper(ScreenPtr pScreen)
-{
- cwScreenPtr pScreenPriv;
- Bool has_render = GetPictureScreenIfSet(pScreen) != NULL;
-
- if (!dixRegisterPrivateKey(&cwScreenKeyRec, PRIVATE_SCREEN, 0))
- return;
-
- if (!dixRegisterPrivateKey(&cwGCKeyRec, PRIVATE_GC, sizeof(cwGCRec)))
- return;
-
- if (!dixRegisterPrivateKey(&cwWindowKeyRec, PRIVATE_WINDOW, 0))
- return;
-
- if (!dixRegisterPrivateKey(&cwPictureKeyRec, PRIVATE_PICTURE, 0))
- return;
-
- pScreenPriv = malloc(sizeof(cwScreenRec));
- if (!pScreenPriv)
- return;
-
- dixSetPrivate(&pScreen->devPrivates, cwScreenKey, pScreenPriv);
-
- SCREEN_EPILOGUE(pScreen, CloseScreen, cwCloseScreen);
- SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage);
- SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans);
- SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC);
- SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
-
- SCREEN_EPILOGUE(pScreen, SetWindowPixmap, cwSetWindowPixmap);
- SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap);
-
- if (has_render)
- cwInitializeRender(pScreen);
-}
-
-static Bool
-cwCloseScreen (int i, ScreenPtr pScreen)
-{
- cwScreenPtr pScreenPriv;
- PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
-
- pScreenPriv = (cwScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
- cwScreenKey);
- pScreen->CloseScreen = pScreenPriv->CloseScreen;
- pScreen->GetImage = pScreenPriv->GetImage;
- pScreen->GetSpans = pScreenPriv->GetSpans;
- pScreen->CreateGC = pScreenPriv->CreateGC;
- pScreen->CopyWindow = pScreenPriv->CopyWindow;
-
- if (ps)
- cwFiniRender(pScreen);
-
- free((pointer)pScreenPriv);
-
- return (*pScreen->CloseScreen)(i, pScreen);
-}
+/* + * 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 CW_DEBUG 1 + +#if CW_DEBUG +#define CW_ASSERT(x) do { \ + if (!(x)) { \ + ErrorF("composite wrapper: assertion failed at %s:%d\n", __FUNC__, \ + __LINE__); \ + } \ +} while (0) +#else +#define CW_ASSERT(x) do {} while (0) +#endif + +DevPrivateKeyRec cwGCKeyRec; +DevPrivateKeyRec cwScreenKeyRec; +DevPrivateKeyRec cwWindowKeyRec; +DevPrivateKeyRec cwPictureKeyRec; + +extern GCOps cwGCOps; + +static Bool + cwCloseScreen(int i, ScreenPtr pScreen); + +static void + cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable); +static void + cwChangeGC(GCPtr pGC, unsigned long mask); +static void + cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst); +static void + cwDestroyGC(GCPtr pGC); +static void + cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects); +static void + cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc); +static void + cwDestroyClip(GCPtr pGC); + +GCFuncs cwGCFuncs = { + cwValidateGC, + cwChangeGC, + cwCopyGC, + cwDestroyGC, + cwChangeClip, + cwDestroyClip, + cwCopyClip, +}; + +/* Find the real drawable to draw to, and provide offsets that will translate + * window coordinates to backing pixmap coordinates. + */ +DrawablePtr +cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off) +{ + PixmapPtr pPixmap; + + if (pDrawable->type == DRAWABLE_WINDOW && + (pPixmap = getCwPixmap((WindowPtr) pDrawable))) { + *x_off = pDrawable->x - pPixmap->screen_x; + *y_off = pDrawable->y - pPixmap->screen_y; + return &pPixmap->drawable; + } + else { + *x_off = *y_off = 0; + return pDrawable; + } +} + +#define FUNC_PROLOGUE(pGC, pPriv) do { \ + (pGC)->funcs = (pPriv)->wrapFuncs; \ + (pGC)->ops = (pPriv)->wrapOps; \ +} while (0) + +#define FUNC_EPILOGUE(pGC, pPriv) do { \ + (pPriv)->wrapFuncs = (pGC)->funcs; \ + (pPriv)->wrapOps = (pGC)->ops; \ + (pGC)->funcs = &cwGCFuncs; \ + (pGC)->ops = &cwGCOps; \ +} while (0) + +static Bool +cwCreateBackingGC(GCPtr pGC, DrawablePtr pDrawable) +{ + cwGCRec *pPriv = getCwGC(pGC); + int status, x_off, y_off; + XID noexpose = xFalse; + DrawablePtr pBackingDrawable; + + pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off); + pPriv->pBackingGC = CreateGC(pBackingDrawable, GCGraphicsExposures, + &noexpose, &status, (XID) 0, serverClient); + if (status != Success) + return FALSE; + + pPriv->serialNumber = 0; + pPriv->stateChanges = GCAllBits; + + return TRUE; +} + +static void +cwDestroyBackingGC(GCPtr pGC) +{ + cwGCPtr pPriv; + + pPriv = (cwGCPtr) getCwGC(pGC); + + if (pPriv->pBackingGC) { + FreeGC(pPriv->pBackingGC, (XID) 0); + pPriv->pBackingGC = NULL; + } +} + +static void +cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable) +{ + GCPtr pBackingGC; + cwGCPtr pPriv; + DrawablePtr pBackingDrawable; + int x_off, y_off; + + pPriv = (cwGCPtr) getCwGC(pGC); + + FUNC_PROLOGUE(pGC, pPriv); + + /* + * Must call ValidateGC to ensure pGC->pCompositeClip is valid + */ + (*pGC->funcs->ValidateGC) (pGC, stateChanges, pDrawable); + + if (!cwDrawableIsRedirWindow(pDrawable)) { + cwDestroyBackingGC(pGC); + FUNC_EPILOGUE(pGC, pPriv); + return; + } + else { + if (!pPriv->pBackingGC && !cwCreateBackingGC(pGC, pDrawable)) { + FUNC_EPILOGUE(pGC, pPriv); + return; + } + } + + pBackingGC = pPriv->pBackingGC; + pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off); + + pPriv->stateChanges |= stateChanges; + + /* + * Copy the composite clip into the backing GC if either + * the drawable clip list has changed or the client has changed + * the client clip data + */ + if (pDrawable->serialNumber != pPriv->serialNumber || + (pPriv->stateChanges & (GCClipXOrigin | GCClipYOrigin | GCClipMask))) { + ChangeGCVal vals[2]; + RegionPtr pCompositeClip; + + pCompositeClip = RegionCreate(NULL, 0); + RegionCopy(pCompositeClip, pGC->pCompositeClip); + + /* Either the drawable has changed, or the clip list in the drawable has + * changed. Copy the new clip list over and set the new translated + * offset for it. + */ + + (*pBackingGC->funcs->ChangeClip) (pBackingGC, CT_REGION, + (pointer) pCompositeClip, 0); + + vals[0].val = x_off - pDrawable->x; + vals[1].val = y_off - pDrawable->y; + ChangeGC(NullClient, pBackingGC, (GCClipXOrigin | GCClipYOrigin), vals); + + pPriv->serialNumber = pDrawable->serialNumber; + /* + * Mask off any client clip changes to make sure + * the clip list set above remains in effect + */ + pPriv->stateChanges &= ~(GCClipXOrigin | GCClipYOrigin | GCClipMask); + } + + if (pPriv->stateChanges) { + CopyGC(pGC, pBackingGC, pPriv->stateChanges); + pPriv->stateChanges = 0; + } + + if ((pGC->patOrg.x + x_off) != pBackingGC->patOrg.x || + (pGC->patOrg.y + y_off) != pBackingGC->patOrg.y) { + ChangeGCVal vals[2]; + + vals[0].val = pGC->patOrg.x + x_off; + vals[1].val = pGC->patOrg.y + y_off; + ChangeGC(NullClient, pBackingGC, + (GCTileStipXOrigin | GCTileStipYOrigin), vals); + } + + ValidateGC(pBackingDrawable, pBackingGC); + + FUNC_EPILOGUE(pGC, pPriv); +} + +static void +cwChangeGC(GCPtr pGC, unsigned long mask) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pGC->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pGC, pPriv); + + (*pGC->funcs->ChangeGC) (pGC, mask); + + FUNC_EPILOGUE(pGC, pPriv); +} + +static void +cwCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pGCDst->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pGCDst, pPriv); + + (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst); + + FUNC_EPILOGUE(pGCDst, pPriv); +} + +static void +cwDestroyGC(GCPtr pGC) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pGC->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pGC, pPriv); + + cwDestroyBackingGC(pGC); + + (*pGC->funcs->DestroyGC) (pGC); + + /* leave it unwrapped */ +} + +static void +cwChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pGC->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pGC, pPriv); + + (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects); + + FUNC_EPILOGUE(pGC, pPriv); +} + +static void +cwCopyClip(GCPtr pgcDst, GCPtr pgcSrc) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pgcDst->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pgcDst, pPriv); + + (*pgcDst->funcs->CopyClip) (pgcDst, pgcSrc); + + FUNC_EPILOGUE(pgcDst, pPriv); +} + +static void +cwDestroyClip(GCPtr pGC) +{ + cwGCPtr pPriv = (cwGCPtr) dixLookupPrivate(&pGC->devPrivates, cwGCKey); + + FUNC_PROLOGUE(pGC, pPriv); + + (*pGC->funcs->DestroyClip) (pGC); + + FUNC_EPILOGUE(pGC, pPriv); +} + +/* + * Screen wrappers. + */ + +#define SCREEN_PROLOGUE(pScreen, field) \ + ((pScreen)->field = getCwScreen(pScreen)->field) + +#define SCREEN_EPILOGUE(pScreen, field, wrapper) do { \ + getCwScreen(pScreen)->field = (pScreen)->field; \ + (pScreen)->field = (wrapper); \ +} while (0) + +static Bool +cwCreateGC(GCPtr pGC) +{ + cwGCPtr pPriv = getCwGC(pGC); + ScreenPtr pScreen = pGC->pScreen; + Bool ret; + + SCREEN_PROLOGUE(pScreen, CreateGC); + + if ((ret = (*pScreen->CreateGC) (pGC))) + FUNC_EPILOGUE(pGC, pPriv); + + SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC); + + return ret; +} + +static void +cwGetImage(DrawablePtr pSrc, int x, int y, int w, int h, unsigned int format, + unsigned long planemask, char *pdstLine) +{ + ScreenPtr pScreen = pSrc->pScreen; + DrawablePtr pBackingDrawable; + int src_off_x, src_off_y; + + SCREEN_PROLOGUE(pScreen, GetImage); + + pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y); + + CW_OFFSET_XY_SRC(x, y); + + (*pScreen->GetImage) (pBackingDrawable, x, y, w, h, format, planemask, + pdstLine); + + SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage); +} + +static void +cwGetSpans(DrawablePtr pSrc, int wMax, DDXPointPtr ppt, int *pwidth, + int nspans, char *pdstStart) +{ + ScreenPtr pScreen = pSrc->pScreen; + DrawablePtr pBackingDrawable; + int i; + int src_off_x, src_off_y; + + SCREEN_PROLOGUE(pScreen, GetSpans); + + pBackingDrawable = cwGetBackingDrawable(pSrc, &src_off_x, &src_off_y); + + for (i = 0; i < nspans; i++) + CW_OFFSET_XY_SRC(ppt[i].x, ppt[i].y); + + (*pScreen->GetSpans) (pBackingDrawable, wMax, ppt, pwidth, nspans, + pdstStart); + + SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans); +} + +static void +cwCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + + SCREEN_PROLOGUE(pScreen, CopyWindow); + + if (!cwDrawableIsRedirWindow((DrawablePtr) pWin)) { + (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc); + } + else { + GCPtr pGC; + BoxPtr pExtents; + int x_off, y_off; + int dx, dy; + PixmapPtr pBackingPixmap; + RegionPtr pClip; + int src_x, src_y, dst_x, dst_y, w, h; + + dx = ptOldOrg.x - pWin->drawable.x; + dy = ptOldOrg.y - pWin->drawable.y; + + pExtents = RegionExtents(prgnSrc); + + pBackingPixmap = (PixmapPtr) cwGetBackingDrawable((DrawablePtr) pWin, + &x_off, &y_off); + + src_x = pExtents->x1 - pBackingPixmap->screen_x; + src_y = pExtents->y1 - pBackingPixmap->screen_y; + w = pExtents->x2 - pExtents->x1; + h = pExtents->y2 - pExtents->y1; + dst_x = src_x - dx; + dst_y = src_y - dy; + + /* Translate region (as required by API) */ + RegionTranslate(prgnSrc, -dx, -dy); + + pGC = GetScratchGC(pBackingPixmap->drawable.depth, pScreen); + /* + * Copy region to GC as clip, aligning as dest clip + */ + pClip = RegionCreate(NULL, 0); + RegionIntersect(pClip, &pWin->borderClip, prgnSrc); + RegionTranslate(pClip, + -pBackingPixmap->screen_x, -pBackingPixmap->screen_y); + + (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0); + + ValidateGC(&pBackingPixmap->drawable, pGC); + + (*pGC->ops->CopyArea) (&pBackingPixmap->drawable, + &pBackingPixmap->drawable, pGC, + src_x, src_y, w, h, dst_x, dst_y); + + (*pGC->funcs->DestroyClip) (pGC); + + FreeScratchGC(pGC); + } + + SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow); +} + +static PixmapPtr +cwGetWindowPixmap(WindowPtr pWin) +{ + PixmapPtr pPixmap = getCwPixmap(pWin); + + if (!pPixmap) { + ScreenPtr pScreen = pWin->drawable.pScreen; + + SCREEN_PROLOGUE(pScreen, GetWindowPixmap); + if (pScreen->GetWindowPixmap) + pPixmap = (*pScreen->GetWindowPixmap) (pWin); + SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap); + } + return pPixmap; +} + +static void +cwSetWindowPixmap(WindowPtr pWindow, PixmapPtr pPixmap) +{ + ScreenPtr pScreen = pWindow->drawable.pScreen; + + if (pPixmap == (*pScreen->GetScreenPixmap) (pScreen)) + pPixmap = NULL; + setCwPixmap(pWindow, pPixmap); +} + +/* Screen initialization/teardown */ +void +miInitializeCompositeWrapper(ScreenPtr pScreen) +{ + cwScreenPtr pScreenPriv; + Bool has_render = GetPictureScreenIfSet(pScreen) != NULL; + + if (!dixRegisterPrivateKey(&cwScreenKeyRec, PRIVATE_SCREEN, 0)) + return; + + if (!dixRegisterPrivateKey(&cwGCKeyRec, PRIVATE_GC, sizeof(cwGCRec))) + return; + + if (!dixRegisterPrivateKey(&cwWindowKeyRec, PRIVATE_WINDOW, 0)) + return; + + if (!dixRegisterPrivateKey(&cwPictureKeyRec, PRIVATE_PICTURE, 0)) + return; + + pScreenPriv = malloc(sizeof(cwScreenRec)); + if (!pScreenPriv) + return; + + dixSetPrivate(&pScreen->devPrivates, cwScreenKey, pScreenPriv); + + SCREEN_EPILOGUE(pScreen, CloseScreen, cwCloseScreen); + SCREEN_EPILOGUE(pScreen, GetImage, cwGetImage); + SCREEN_EPILOGUE(pScreen, GetSpans, cwGetSpans); + SCREEN_EPILOGUE(pScreen, CreateGC, cwCreateGC); + SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow); + + SCREEN_EPILOGUE(pScreen, SetWindowPixmap, cwSetWindowPixmap); + SCREEN_EPILOGUE(pScreen, GetWindowPixmap, cwGetWindowPixmap); + + if (has_render) + cwInitializeRender(pScreen); +} + +static Bool +cwCloseScreen(int i, ScreenPtr pScreen) +{ + cwScreenPtr pScreenPriv; + PictureScreenPtr ps = GetPictureScreenIfSet(pScreen); + + pScreenPriv = (cwScreenPtr) dixLookupPrivate(&pScreen->devPrivates, + cwScreenKey); + pScreen->CloseScreen = pScreenPriv->CloseScreen; + pScreen->GetImage = pScreenPriv->GetImage; + pScreen->GetSpans = pScreenPriv->GetSpans; + pScreen->CreateGC = pScreenPriv->CreateGC; + pScreen->CopyWindow = pScreenPriv->CopyWindow; + + if (ps) + cwFiniRender(pScreen); + + free((pointer) pScreenPriv); + + return (*pScreen->CloseScreen) (i, pScreen); +} diff --git a/xorg-server/miext/cw/cw_ops.c b/xorg-server/miext/cw/cw_ops.c index 9ae56cb6c..ccc558074 100644 --- a/xorg-server/miext/cw/cw_ops.c +++ b/xorg-server/miext/cw/cw_ops.c @@ -65,76 +65,75 @@ extern GCFuncs cwGCFuncs; */ static void cwFillSpans(DrawablePtr pDst, GCPtr pGC, int nInit, - DDXPointPtr pptInit, int *pwidthInit, int fSorted); + DDXPointPtr pptInit, int *pwidthInit, int fSorted); static void cwSetSpans(DrawablePtr pDst, GCPtr pGC, char *psrc, - DDXPointPtr ppt, int *pwidth, int nspans, int fSorted); + DDXPointPtr ppt, int *pwidth, int nspans, int fSorted); static void cwPutImage(DrawablePtr pDst, GCPtr pGC, int depth, - int x, int y, int w, int h, int leftPad, int format, - char *pBits); + int x, int y, int w, int h, int leftPad, int format, + char *pBits); static RegionPtr cwCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, - int srcx, int srcy, int w, int h, - int dstx, int dsty); + int srcx, int srcy, int w, int h, + int dstx, int dsty); static RegionPtr cwCopyPlane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, - int srcx, int srcy, int w, int h, - int dstx, int dsty, unsigned long plane); + int srcx, int srcy, int w, int h, + int dstx, int dsty, unsigned long plane); static void cwPolyPoint(DrawablePtr pDst, GCPtr pGC, int mode, int npt, - xPoint *pptInit); + xPoint * pptInit); static void cwPolylines(DrawablePtr pDst, GCPtr pGC, int mode, int npt, - DDXPointPtr pptInit); + DDXPointPtr pptInit); static void cwPolySegment(DrawablePtr pDst, GCPtr pGC, int nseg, - xSegment *pSegs); + xSegment * pSegs); static void cwPolyRectangle(DrawablePtr pDst, GCPtr pGC, - int nrects, xRectangle *pRects); -static void cwPolyArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc *parcs); + int nrects, xRectangle *pRects); +static void cwPolyArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc * parcs); static void cwFillPolygon(DrawablePtr pDst, GCPtr pGC, int shape, int mode, - int count, DDXPointPtr pPts); + int count, DDXPointPtr pPts); static void cwPolyFillRect(DrawablePtr pDst, GCPtr pGC, - int nrectFill, xRectangle *prectInit); -static void cwPolyFillArc(DrawablePtr pDst, GCPtr pGC, - int narcs, xArc *parcs); + int nrectFill, xRectangle *prectInit); +static void cwPolyFillArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc * parcs); static int cwPolyText8(DrawablePtr pDrawable, GCPtr pGC, int x, int y, - int count, char *chars); + int count, char *chars); static int cwPolyText16(DrawablePtr pDst, GCPtr pGC, int x, int y, - int count, unsigned short *chars); + int count, unsigned short *chars); static void cwImageText8(DrawablePtr pDst, GCPtr pGC, int x, int y, - int count, char *chars); + int count, char *chars); static void cwImageText16(DrawablePtr pDst, GCPtr pGC, int x, int y, - int count, unsigned short *chars); + int count, unsigned short *chars); static void cwImageGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, - unsigned int nglyph, CharInfoPtr *ppci, - pointer pglyphBase); + unsigned int nglyph, CharInfoPtr * ppci, + pointer pglyphBase); static void cwPolyGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, - unsigned int nglyph, CharInfoPtr *ppci, - pointer pglyphBase); + unsigned int nglyph, CharInfoPtr * ppci, + pointer pglyphBase); static void cwPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst, - int w, int h, int x, int y); + int w, int h, int x, int y); GCOps cwGCOps = { - cwFillSpans, - cwSetSpans, - cwPutImage, - cwCopyArea, - cwCopyPlane, - cwPolyPoint, - cwPolylines, - cwPolySegment, - cwPolyRectangle, - cwPolyArc, - cwFillPolygon, - cwPolyFillRect, - cwPolyFillArc, - cwPolyText8, - cwPolyText16, - cwImageText8, - cwImageText16, - cwImageGlyphBlt, - cwPolyGlyphBlt, - cwPushPixels + cwFillSpans, + cwSetSpans, + cwPutImage, + cwCopyArea, + cwCopyPlane, + cwPolyPoint, + cwPolylines, + cwPolySegment, + cwPolyRectangle, + cwPolyArc, + cwFillPolygon, + cwPolyFillRect, + cwPolyFillArc, + cwPolyText8, + cwPolyText16, + cwImageText8, + cwImageText16, + cwImageGlyphBlt, + cwPolyGlyphBlt, + cwPushPixels }; static void cwFillSpans(DrawablePtr pDst, GCPtr pGC, int nspans, DDXPointPtr ppt, - int *pwidth, int fSorted) + int *pwidth, int fSorted) { SETUP_BACKING_DST(pDst, pGC); @@ -142,15 +141,15 @@ cwFillSpans(DrawablePtr pDst, GCPtr pGC, int nspans, DDXPointPtr ppt, CW_OFFSET_XYPOINTS(ppt, nspans); - (*pBackingGC->ops->FillSpans)(pBackingDst, pBackingGC, nspans, ppt, - pwidth, fSorted); + (*pBackingGC->ops->FillSpans) (pBackingDst, pBackingGC, nspans, ppt, + pwidth, fSorted); EPILOGUE(pGC); } static void cwSetSpans(DrawablePtr pDst, GCPtr pGC, char *psrc, DDXPointPtr ppt, - int *pwidth, int nspans, int fSorted) + int *pwidth, int nspans, int fSorted) { SETUP_BACKING_DST(pDst, pGC); @@ -158,15 +157,15 @@ cwSetSpans(DrawablePtr pDst, GCPtr pGC, char *psrc, DDXPointPtr ppt, CW_OFFSET_XYPOINTS(ppt, nspans); - (*pBackingGC->ops->SetSpans)(pBackingDst, pBackingGC, psrc, ppt, pwidth, - nspans, fSorted); + (*pBackingGC->ops->SetSpans) (pBackingDst, pBackingGC, psrc, ppt, pwidth, + nspans, fSorted); EPILOGUE(pGC); } static void cwPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y, int w, int h, - int leftPad, int format, char *pBits) + int leftPad, int format, char *pBits) { SETUP_BACKING_DST(pDst, pGC); @@ -174,18 +173,19 @@ cwPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y, int w, int h, CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->PutImage)(pBackingDst, pBackingGC, depth, x, y, w, h, - leftPad, format, pBits); + (*pBackingGC->ops->PutImage) (pBackingDst, pBackingGC, depth, x, y, w, h, + leftPad, format, pBits); EPILOGUE(pGC); } static RegionPtr cwCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy, - int w, int h, int dstx, int dsty) + int w, int h, int dstx, int dsty) { - int odstx, odsty; - int osrcx, osrcy; + int odstx, odsty; + int osrcx, osrcy; + SETUP_BACKING_DST(pDst, pGC); SETUP_BACKING_SRC(pSrc, pGC); @@ -198,23 +198,22 @@ cwCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy, CW_OFFSET_XY_DST(dstx, dsty); CW_OFFSET_XY_SRC(srcx, srcy); - (*pBackingGC->ops->CopyArea)(pBackingSrc, pBackingDst, - pBackingGC, srcx, srcy, w, h, - dstx, dsty); - + (*pBackingGC->ops->CopyArea) (pBackingSrc, pBackingDst, + pBackingGC, srcx, srcy, w, h, dstx, dsty); + EPILOGUE(pGC); return miHandleExposures(pSrc, pDst, pGC, - osrcx, osrcy, w, h, - odstx, odsty, 0); + osrcx, osrcy, w, h, odstx, odsty, 0); } static RegionPtr cwCopyPlane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy, - int w, int h, int dstx, int dsty, unsigned long plane) + int w, int h, int dstx, int dsty, unsigned long plane) { - int odstx, odsty; - int osrcx, osrcy; + int odstx, odsty; + int osrcx, osrcy; + SETUP_BACKING_DST(pDst, pGC); SETUP_BACKING_SRC(pSrc, pGC); @@ -227,30 +226,29 @@ cwCopyPlane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy, CW_OFFSET_XY_DST(dstx, dsty); CW_OFFSET_XY_SRC(srcx, srcy); - (*pBackingGC->ops->CopyPlane)(pBackingSrc, pBackingDst, - pBackingGC, srcx, srcy, w, h, - dstx, dsty, plane); + (*pBackingGC->ops->CopyPlane) (pBackingSrc, pBackingDst, + pBackingGC, srcx, srcy, w, h, + dstx, dsty, plane); EPILOGUE(pGC); return miHandleExposures(pSrc, pDst, pGC, - osrcx, osrcy, w, h, - odstx, odsty, plane); + osrcx, osrcy, w, h, odstx, odsty, plane); } static void -cwPolyPoint(DrawablePtr pDst, GCPtr pGC, int mode, int npt, xPoint *ppt) +cwPolyPoint(DrawablePtr pDst, GCPtr pGC, int mode, int npt, xPoint * ppt) { SETUP_BACKING_DST(pDst, pGC); PROLOGUE(pGC); if (mode == CoordModeOrigin) - CW_OFFSET_XYPOINTS(ppt, npt); + CW_OFFSET_XYPOINTS(ppt, npt); else - CW_OFFSET_XYPOINTS(ppt, 1); + CW_OFFSET_XYPOINTS(ppt, 1); - (*pBackingGC->ops->PolyPoint)(pBackingDst, pBackingGC, mode, npt, ppt); + (*pBackingGC->ops->PolyPoint) (pBackingDst, pBackingGC, mode, npt, ppt); EPILOGUE(pGC); } @@ -263,17 +261,17 @@ cwPolylines(DrawablePtr pDst, GCPtr pGC, int mode, int npt, DDXPointPtr ppt) PROLOGUE(pGC); if (mode == CoordModeOrigin) - CW_OFFSET_XYPOINTS(ppt, npt); + CW_OFFSET_XYPOINTS(ppt, npt); else - CW_OFFSET_XYPOINTS(ppt, 1); + CW_OFFSET_XYPOINTS(ppt, 1); - (*pBackingGC->ops->Polylines)(pBackingDst, pBackingGC, mode, npt, ppt); + (*pBackingGC->ops->Polylines) (pBackingDst, pBackingGC, mode, npt, ppt); EPILOGUE(pGC); } static void -cwPolySegment(DrawablePtr pDst, GCPtr pGC, int nseg, xSegment *pSegs) +cwPolySegment(DrawablePtr pDst, GCPtr pGC, int nseg, xSegment * pSegs) { SETUP_BACKING_DST(pDst, pGC); @@ -281,7 +279,7 @@ cwPolySegment(DrawablePtr pDst, GCPtr pGC, int nseg, xSegment *pSegs) CW_OFFSET_XYPOINTS(pSegs, nseg * 2); - (*pBackingGC->ops->PolySegment)(pBackingDst, pBackingGC, nseg, pSegs); + (*pBackingGC->ops->PolySegment) (pBackingDst, pBackingGC, nseg, pSegs); EPILOGUE(pGC); } @@ -295,13 +293,13 @@ cwPolyRectangle(DrawablePtr pDst, GCPtr pGC, int nrects, xRectangle *pRects) CW_OFFSET_RECTS(pRects, nrects); - (*pBackingGC->ops->PolyRectangle)(pBackingDst, pBackingGC, nrects, pRects); + (*pBackingGC->ops->PolyRectangle) (pBackingDst, pBackingGC, nrects, pRects); EPILOGUE(pGC); } static void -cwPolyArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc *pArcs) +cwPolyArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc * pArcs) { SETUP_BACKING_DST(pDst, pGC); @@ -309,26 +307,26 @@ cwPolyArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc *pArcs) CW_OFFSET_RECTS(pArcs, narcs); - (*pBackingGC->ops->PolyArc)(pBackingDst, pBackingGC, narcs, pArcs); + (*pBackingGC->ops->PolyArc) (pBackingDst, pBackingGC, narcs, pArcs); EPILOGUE(pGC); } static void cwFillPolygon(DrawablePtr pDst, GCPtr pGC, int shape, int mode, int npt, - DDXPointPtr ppt) + DDXPointPtr ppt) { SETUP_BACKING_DST(pDst, pGC); PROLOGUE(pGC); if (mode == CoordModeOrigin) - CW_OFFSET_XYPOINTS(ppt, npt); + CW_OFFSET_XYPOINTS(ppt, npt); else - CW_OFFSET_XYPOINTS(ppt, 1); + CW_OFFSET_XYPOINTS(ppt, 1); - (*pBackingGC->ops->FillPolygon)(pBackingDst, pBackingGC, shape, mode, npt, - ppt); + (*pBackingGC->ops->FillPolygon) (pBackingDst, pBackingGC, shape, mode, npt, + ppt); EPILOGUE(pGC); } @@ -342,13 +340,13 @@ cwPolyFillRect(DrawablePtr pDst, GCPtr pGC, int nrects, xRectangle *pRects) CW_OFFSET_RECTS(pRects, nrects); - (*pBackingGC->ops->PolyFillRect)(pBackingDst, pBackingGC, nrects, pRects); + (*pBackingGC->ops->PolyFillRect) (pBackingDst, pBackingGC, nrects, pRects); EPILOGUE(pGC); } static void -cwPolyFillArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc *parcs) +cwPolyFillArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc * parcs) { SETUP_BACKING_DST(pDst, pGC); @@ -356,7 +354,7 @@ cwPolyFillArc(DrawablePtr pDst, GCPtr pGC, int narcs, xArc *parcs) CW_OFFSET_RECTS(parcs, narcs); - (*pBackingGC->ops->PolyFillArc)(pBackingDst, pBackingGC, narcs, parcs); + (*pBackingGC->ops->PolyFillArc) (pBackingDst, pBackingGC, narcs, parcs); EPILOGUE(pGC); } @@ -365,14 +363,15 @@ static int cwPolyText8(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, char *chars) { int result; + SETUP_BACKING_DST(pDst, pGC); PROLOGUE(pGC); CW_OFFSET_XY_DST(x, y); - result = (*pBackingGC->ops->PolyText8)(pBackingDst, pBackingGC, x, y, - count, chars); + result = (*pBackingGC->ops->PolyText8) (pBackingDst, pBackingGC, x, y, + count, chars); EPILOGUE(pGC); @@ -381,17 +380,18 @@ cwPolyText8(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, char *chars) static int cwPolyText16(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, - unsigned short *chars) + unsigned short *chars) { int result; + SETUP_BACKING_DST(pDst, pGC); PROLOGUE(pGC); CW_OFFSET_XY_DST(x, y); - result = (*pBackingGC->ops->PolyText16)(pBackingDst, pBackingGC, x, y, - count, chars); + result = (*pBackingGC->ops->PolyText16) (pBackingDst, pBackingGC, x, y, + count, chars); EPILOGUE(pGC); return result; @@ -406,15 +406,15 @@ cwImageText8(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, char *chars) CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->ImageText8)(pBackingDst, pBackingGC, x, y, count, - chars); + (*pBackingGC->ops->ImageText8) (pBackingDst, pBackingGC, x, y, count, + chars); EPILOGUE(pGC); } static void cwImageText16(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, - unsigned short *chars) + unsigned short *chars) { SETUP_BACKING_DST(pDst, pGC); @@ -422,15 +422,15 @@ cwImageText16(DrawablePtr pDst, GCPtr pGC, int x, int y, int count, CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->ImageText16)(pBackingDst, pBackingGC, x, y, count, - chars); + (*pBackingGC->ops->ImageText16) (pBackingDst, pBackingGC, x, y, count, + chars); EPILOGUE(pGC); } static void cwImageGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, unsigned int nglyph, - CharInfoPtr *ppci, pointer pglyphBase) + CharInfoPtr * ppci, pointer pglyphBase) { SETUP_BACKING_DST(pDst, pGC); @@ -438,15 +438,15 @@ cwImageGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, unsigned int nglyph, CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->ImageGlyphBlt)(pBackingDst, pBackingGC, x, y, nglyph, - ppci, pglyphBase); + (*pBackingGC->ops->ImageGlyphBlt) (pBackingDst, pBackingGC, x, y, nglyph, + ppci, pglyphBase); EPILOGUE(pGC); } static void cwPolyGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, unsigned int nglyph, - CharInfoPtr *ppci, pointer pglyphBase) + CharInfoPtr * ppci, pointer pglyphBase) { SETUP_BACKING_DST(pDst, pGC); @@ -454,15 +454,15 @@ cwPolyGlyphBlt(DrawablePtr pDst, GCPtr pGC, int x, int y, unsigned int nglyph, CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->PolyGlyphBlt)(pBackingDst, pBackingGC, x, y, nglyph, - ppci, pglyphBase); + (*pBackingGC->ops->PolyGlyphBlt) (pBackingDst, pBackingGC, x, y, nglyph, + ppci, pglyphBase); EPILOGUE(pGC); } static void cwPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst, int w, int h, - int x, int y) + int x, int y) { SETUP_BACKING_DST(pDst, pGC); @@ -470,9 +470,8 @@ cwPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst, int w, int h, CW_OFFSET_XY_DST(x, y); - (*pBackingGC->ops->PushPixels)(pBackingGC, pBitMap, pBackingDst, w, h, - x, y); + (*pBackingGC->ops->PushPixels) (pBackingGC, pBitMap, pBackingDst, w, h, + x, y); EPILOGUE(pGC); } - diff --git a/xorg-server/miext/cw/cw_render.c b/xorg-server/miext/cw/cw_render.c index 25601f3e2..059d686fb 100644 --- a/xorg-server/miext/cw/cw_render.c +++ b/xorg-server/miext/cw/cw_render.c @@ -1,405 +1,383 @@ -/*
- * 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);
-}
-
-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);
- /* 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);
-}
-
+/* + * 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); +} + +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); + /* 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); +} |