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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xfree86/shadowfb | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/xfree86/shadowfb')
-rw-r--r-- | xorg-server/hw/xfree86/shadowfb/Makefile.am | 9 | ||||
-rw-r--r-- | xorg-server/hw/xfree86/shadowfb/Makefile.in | 701 | ||||
-rw-r--r-- | xorg-server/hw/xfree86/shadowfb/sfbmodule.c | 21 | ||||
-rw-r--r-- | xorg-server/hw/xfree86/shadowfb/shadow.c | 1746 | ||||
-rw-r--r-- | xorg-server/hw/xfree86/shadowfb/shadowfb.h | 43 |
5 files changed, 2520 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/shadowfb/Makefile.am b/xorg-server/hw/xfree86/shadowfb/Makefile.am new file mode 100644 index 000000000..02d2dd4ea --- /dev/null +++ b/xorg-server/hw/xfree86/shadowfb/Makefile.am @@ -0,0 +1,9 @@ +module_LTLIBRARIES = libshadowfb.la +libshadowfb_la_LDFLAGS = -avoid-version +libshadowfb_la_SOURCES = sfbmodule.c shadow.c + +sdk_HEADERS = shadowfb.h + +INCLUDES = $(XORG_INCS) + +AM_CFLAGS = $(DIX_CFLAGS) $(XORG_CFLAGS) diff --git a/xorg-server/hw/xfree86/shadowfb/Makefile.in b/xorg-server/hw/xfree86/shadowfb/Makefile.in new file mode 100644 index 000000000..ad684bff8 --- /dev/null +++ b/xorg-server/hw/xfree86/shadowfb/Makefile.in @@ -0,0 +1,701 @@ +# Makefile.in generated by automake 1.10.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = hw/xfree86/shadowfb +DIST_COMMON = $(sdk_HEADERS) $(srcdir)/Makefile.am \ + 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least) may be exceeded. +.NOEXPORT: diff --git a/xorg-server/hw/xfree86/shadowfb/sfbmodule.c b/xorg-server/hw/xfree86/shadowfb/sfbmodule.c new file mode 100644 index 000000000..ec37a1f8f --- /dev/null +++ b/xorg-server/hw/xfree86/shadowfb/sfbmodule.c @@ -0,0 +1,21 @@ +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include "xf86Module.h" + +static XF86ModuleVersionInfo VersRec = +{ + "shadowfb", + MODULEVENDORSTRING, + MODINFOSTRING1, + MODINFOSTRING2, + XORG_VERSION_CURRENT, + 1, 0, 0, + ABI_CLASS_ANSIC, /* Only need the ansic layer */ + ABI_ANSIC_VERSION, + MOD_CLASS_NONE, + {0,0,0,0} /* signature, to be patched into the file by a tool */ +}; + +_X_EXPORT XF86ModuleData shadowfbModuleData = { &VersRec, NULL, NULL }; diff --git a/xorg-server/hw/xfree86/shadowfb/shadow.c b/xorg-server/hw/xfree86/shadowfb/shadow.c new file mode 100644 index 000000000..74beefb67 --- /dev/null +++ b/xorg-server/hw/xfree86/shadowfb/shadow.c @@ -0,0 +1,1746 @@ +/* + Copyright (C) 1999. The XFree86 Project Inc. + + Written by Mark Vojkovich (mvojkovi@ucsd.edu) + + Pre-fb-write callbacks and RENDER support - Nolan Leake (nolan@vmware.com) +*/ + + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "misc.h" +#include "pixmapstr.h" +#include "input.h" +#include <X11/fonts/font.h> +#include "mi.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "gcstruct.h" +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "xf86.h" +#include "xf86str.h" +#include "shadowfb.h" + +#ifdef RENDER +# include "picturestr.h" +#endif + +#define MIN(a,b) (((a)<(b))?(a):(b)) +#define MAX(a,b) (((a)>(b))?(a):(b)) + +static Bool ShadowCloseScreen (int i, ScreenPtr pScreen); +static void ShadowCopyWindow( + WindowPtr pWin, + DDXPointRec ptOldOrg, + RegionPtr prgn +); +static Bool ShadowCreateGC(GCPtr pGC); +static Bool ShadowModifyPixmapHeader( + PixmapPtr pPixmap, + int width, + int height, + int depth, + int bitsPerPixel, + int devKind, + pointer pPixData +); + +static Bool ShadowEnterVT(int index, int flags); +static void ShadowLeaveVT(int index, int flags); + +#ifdef RENDER +static void ShadowComposite( + CARD8 op, + PicturePtr pSrc, + PicturePtr pMask, + PicturePtr pDst, + INT16 xSrc, + INT16 ySrc, + INT16 xMask, + INT16 yMask, + INT16 xDst, + INT16 yDst, + CARD16 width, + CARD16 height +); +#endif /* RENDER */ + + +typedef struct { + ScrnInfoPtr pScrn; + RefreshAreaFuncPtr preRefresh; + RefreshAreaFuncPtr postRefresh; + CloseScreenProcPtr CloseScreen; + CopyWindowProcPtr CopyWindow; + CreateGCProcPtr CreateGC; + ModifyPixmapHeaderProcPtr ModifyPixmapHeader; +#ifdef RENDER + CompositeProcPtr Composite; +#endif /* RENDER */ + Bool (*EnterVT)(int, int); + void (*LeaveVT)(int, int); + Bool vtSema; +} ShadowScreenRec, *ShadowScreenPtr; + +typedef struct { + GCOps *ops; + GCFuncs *funcs; +} ShadowGCRec, *ShadowGCPtr; + + +static DevPrivateKey ShadowScreenKey = &ShadowScreenKey; +static DevPrivateKey ShadowGCKey = &ShadowGCKey; + +#define GET_SCREEN_PRIVATE(pScreen) \ + (ShadowScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, ShadowScreenKey) +#define GET_GC_PRIVATE(pGC) \ + (ShadowGCPtr)dixLookupPrivate(&(pGC)->devPrivates, ShadowGCKey); + +#define SHADOW_GC_FUNC_PROLOGUE(pGC)\ + ShadowGCPtr pGCPriv = GET_GC_PRIVATE(pGC);\ + (pGC)->funcs = pGCPriv->funcs;\ + if(pGCPriv->ops)\ + (pGC)->ops = pGCPriv->ops + +#define SHADOW_GC_FUNC_EPILOGUE(pGC)\ + pGCPriv->funcs = (pGC)->funcs;\ + (pGC)->funcs = &ShadowGCFuncs;\ + if(pGCPriv->ops) {\ + pGCPriv->ops = (pGC)->ops;\ + (pGC)->ops = &ShadowGCOps;\ + } + +#define SHADOW_GC_OP_PROLOGUE(pGC)\ + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pGC->pScreen); \ + ShadowGCPtr pGCPriv = GET_GC_PRIVATE(pGC);\ + GCFuncs *oldFuncs = pGC->funcs;\ + pGC->funcs = pGCPriv->funcs;\ + pGC->ops = pGCPriv->ops + + +#define SHADOW_GC_OP_EPILOGUE(pGC)\ + pGCPriv->ops = pGC->ops;\ + pGC->funcs = oldFuncs;\ + pGC->ops = &ShadowGCOps + +#define IS_VISIBLE(pWin) (pPriv->vtSema && \ + (((WindowPtr)pWin)->visibility != VisibilityFullyObscured)) + +#define TRIM_BOX(box, pGC) { \ + BoxPtr extents = &pGC->pCompositeClip->extents;\ + if(box.x1 < extents->x1) box.x1 = extents->x1; \ + if(box.x2 > extents->x2) box.x2 = extents->x2; \ + if(box.y1 < extents->y1) box.y1 = extents->y1; \ + if(box.y2 > extents->y2) box.y2 = extents->y2; \ + } + +#define TRANSLATE_BOX(box, pDraw) { \ + box.x1 += pDraw->x; \ + box.x2 += pDraw->x; \ + box.y1 += pDraw->y; \ + box.y2 += pDraw->y; \ + } + +#define TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC) { \ + TRANSLATE_BOX(box, pDraw); \ + TRIM_BOX(box, pGC); \ + } + +#define BOX_NOT_EMPTY(box) \ + (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0)) + + + +Bool +ShadowFBInit2 ( + ScreenPtr pScreen, + RefreshAreaFuncPtr preRefreshArea, + RefreshAreaFuncPtr postRefreshArea +){ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + ShadowScreenPtr pPriv; +#ifdef RENDER + PictureScreenPtr ps = GetPictureScreenIfSet(pScreen); +#endif /* RENDER */ + + if(!preRefreshArea && !postRefreshArea) return FALSE; + + if(!dixRequestPrivate(ShadowGCKey, sizeof(ShadowGCRec))) + return FALSE; + + if(!(pPriv = (ShadowScreenPtr)xalloc(sizeof(ShadowScreenRec)))) + return FALSE; + + dixSetPrivate(&pScreen->devPrivates, ShadowScreenKey, pPriv); + + pPriv->pScrn = pScrn; + pPriv->preRefresh = preRefreshArea; + pPriv->postRefresh = postRefreshArea; + pPriv->vtSema = TRUE; + + pPriv->CloseScreen = pScreen->CloseScreen; + pPriv->CopyWindow = pScreen->CopyWindow; + pPriv->CreateGC = pScreen->CreateGC; + pPriv->ModifyPixmapHeader = pScreen->ModifyPixmapHeader; + + pPriv->EnterVT = pScrn->EnterVT; + pPriv->LeaveVT = pScrn->LeaveVT; + + pScreen->CloseScreen = ShadowCloseScreen; + pScreen->CopyWindow = ShadowCopyWindow; + pScreen->CreateGC = ShadowCreateGC; + pScreen->ModifyPixmapHeader = ShadowModifyPixmapHeader; + + pScrn->EnterVT = ShadowEnterVT; + pScrn->LeaveVT = ShadowLeaveVT; + +#ifdef RENDER + if(ps) { + pPriv->Composite = ps->Composite; + ps->Composite = ShadowComposite; + } +#endif /* RENDER */ + + return TRUE; +} + +Bool +ShadowFBInit ( + ScreenPtr pScreen, + RefreshAreaFuncPtr refreshArea +){ + return ShadowFBInit2(pScreen, NULL, refreshArea); +} + +/**********************************************************/ + +static Bool +ShadowEnterVT(int index, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[index]; + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pScrn->pScreen); + + if((*pPriv->EnterVT)(index, flags)) { + pPriv->vtSema = TRUE; + return TRUE; + } + + return FALSE; +} + +static void +ShadowLeaveVT(int index, int flags) +{ + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(xf86Screens[index]->pScreen); + + pPriv->vtSema = FALSE; + + (*pPriv->LeaveVT)(index, flags); +} + +/**********************************************************/ + + +static Bool +ShadowCloseScreen (int i, ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pScreen); +#ifdef RENDER + PictureScreenPtr ps = GetPictureScreenIfSet(pScreen); +#endif /* RENDER */ + + pScreen->CloseScreen = pPriv->CloseScreen; + pScreen->CopyWindow = pPriv->CopyWindow; + pScreen->CreateGC = pPriv->CreateGC; + pScreen->ModifyPixmapHeader = pPriv->ModifyPixmapHeader; + + pScrn->EnterVT = pPriv->EnterVT; + pScrn->LeaveVT = pPriv->LeaveVT; + +#ifdef RENDER + if(ps) { + ps->Composite = pPriv->Composite; + } +#endif /* RENDER */ + + xfree((pointer)pPriv); + + return (*pScreen->CloseScreen) (i, pScreen); +} + +static void +ShadowCopyWindow( + WindowPtr pWin, + DDXPointRec ptOldOrg, + RegionPtr prgn +){ + ScreenPtr pScreen = pWin->drawable.pScreen; + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pScreen); + int num = 0; + RegionRec rgnDst; + + if (pPriv->vtSema) { + REGION_NULL(pWin->drawable.pScreen, &rgnDst); + REGION_COPY(pWin->drawable.pScreen, &rgnDst, prgn); + + REGION_TRANSLATE(pWin->drawable.pScreen, &rgnDst, + pWin->drawable.x - ptOldOrg.x, + pWin->drawable.y - ptOldOrg.y); + REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, &rgnDst); + if ((num = REGION_NUM_RECTS(&rgnDst))) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, num, REGION_RECTS(&rgnDst)); + } else { + REGION_UNINIT(pWin->drawable.pScreen, &rgnDst); + } + } + + pScreen->CopyWindow = pPriv->CopyWindow; + (*pScreen->CopyWindow) (pWin, ptOldOrg, prgn); + pScreen->CopyWindow = ShadowCopyWindow; + + if (num) { + if (pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, num, REGION_RECTS(&rgnDst)); + REGION_UNINIT(pWin->drawable.pScreen, &rgnDst); + } +} + +static Bool +ShadowModifyPixmapHeader( + PixmapPtr pPixmap, + int width, + int height, + int depth, + int bitsPerPixel, + int devKind, + pointer pPixData +) +{ + ScreenPtr pScreen; + ScrnInfoPtr pScrn; + ShadowScreenPtr pPriv; + Bool retval; + PixmapPtr pScreenPix; + + if (!pPixmap) + return FALSE; + + pScreen = pPixmap->drawable.pScreen; + pScrn = xf86Screens[pScreen->myNum]; + + pScreenPix = (*pScreen->GetScreenPixmap)(pScreen); + + if (pPixmap == pScreenPix && !pScrn->vtSema) + pScreenPix->devPrivate = pScrn->pixmapPrivate; + + pPriv = GET_SCREEN_PRIVATE(pScreen); + + pScreen->ModifyPixmapHeader = pPriv->ModifyPixmapHeader; + retval = (*pScreen->ModifyPixmapHeader)(pPixmap, + width, height, depth, bitsPerPixel, devKind, pPixData); + pScreen->ModifyPixmapHeader = ShadowModifyPixmapHeader; + + if (pPixmap == pScreenPix && !pScrn->vtSema) + { + pScrn->pixmapPrivate = pScreenPix->devPrivate; + pScreenPix->devPrivate.ptr = 0; + } + return retval; +} + +#ifdef RENDER +static void +ShadowComposite( + CARD8 op, + PicturePtr pSrc, + PicturePtr pMask, + PicturePtr pDst, + INT16 xSrc, + INT16 ySrc, + INT16 xMask, + INT16 yMask, + INT16 xDst, + INT16 yDst, + CARD16 width, + CARD16 height +){ + ScreenPtr pScreen = pDst->pDrawable->pScreen; + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pScreen); + PictureScreenPtr ps = GetPictureScreen(pScreen); + BoxRec box; + BoxPtr extents; + Bool boxNotEmpty = FALSE; + + if (pPriv->vtSema + && pDst->pDrawable->type == DRAWABLE_WINDOW) { + + box.x1 = pDst->pDrawable->x + xDst; + box.y1 = pDst->pDrawable->y + yDst; + box.x2 = box.x1 + width; + box.y2 = box.y1 + height; + + extents = &pDst->pCompositeClip->extents; + if(box.x1 < extents->x1) box.x1 = extents->x1; + if(box.x2 > extents->x2) box.x2 = extents->x2; + if(box.y1 < extents->y1) box.y1 = extents->y1; + if(box.y2 > extents->y2) box.y2 = extents->y2; + + if (BOX_NOT_EMPTY(box)) { + if (pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + ps->Composite = pPriv->Composite; + (*ps->Composite)(op, pSrc, pMask, pDst, xSrc, ySrc, + xMask, yMask, xDst, yDst, width, height); + ps->Composite = ShadowComposite; + + if (pPriv->postRefresh && boxNotEmpty) { + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } +} +#endif /* RENDER */ + +/**********************************************************/ + +static void ShadowValidateGC(GCPtr, unsigned long, DrawablePtr); +static void ShadowChangeGC(GCPtr, unsigned long); +static void ShadowCopyGC(GCPtr, unsigned long, GCPtr); +static void ShadowDestroyGC(GCPtr); +static void ShadowChangeClip(GCPtr, int, pointer, int); +static void ShadowDestroyClip(GCPtr); +static void ShadowCopyClip(GCPtr, GCPtr); + +GCFuncs ShadowGCFuncs = { + ShadowValidateGC, ShadowChangeGC, ShadowCopyGC, ShadowDestroyGC, + ShadowChangeClip, ShadowDestroyClip, ShadowCopyClip +}; + + +extern GCOps ShadowGCOps; + +static Bool +ShadowCreateGC(GCPtr pGC) +{ + ScreenPtr pScreen = pGC->pScreen; + ShadowScreenPtr pPriv = GET_SCREEN_PRIVATE(pScreen); + ShadowGCPtr pGCPriv = GET_GC_PRIVATE(pGC); + Bool ret; + + pScreen->CreateGC = pPriv->CreateGC; + if((ret = (*pScreen->CreateGC) (pGC))) { + pGCPriv->ops = NULL; + pGCPriv->funcs = pGC->funcs; + pGC->funcs = &ShadowGCFuncs; + } + pScreen->CreateGC = ShadowCreateGC; + + return ret; +} + + +static void +ShadowValidateGC( + GCPtr pGC, + unsigned long changes, + DrawablePtr pDraw +){ + SHADOW_GC_FUNC_PROLOGUE (pGC); + (*pGC->funcs->ValidateGC)(pGC, changes, pDraw); + if(pDraw->type == DRAWABLE_WINDOW) + pGCPriv->ops = pGC->ops; /* just so it's not NULL */ + else + pGCPriv->ops = NULL; + SHADOW_GC_FUNC_EPILOGUE (pGC); +} + + +static void +ShadowDestroyGC(GCPtr pGC) +{ + SHADOW_GC_FUNC_PROLOGUE (pGC); + (*pGC->funcs->DestroyGC)(pGC); + SHADOW_GC_FUNC_EPILOGUE (pGC); +} + +static void +ShadowChangeGC ( + GCPtr pGC, + unsigned long mask +){ + SHADOW_GC_FUNC_PROLOGUE (pGC); + (*pGC->funcs->ChangeGC) (pGC, mask); + SHADOW_GC_FUNC_EPILOGUE (pGC); +} + +static void +ShadowCopyGC ( + GCPtr pGCSrc, + unsigned long mask, + GCPtr pGCDst +){ + SHADOW_GC_FUNC_PROLOGUE (pGCDst); + (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst); + SHADOW_GC_FUNC_EPILOGUE (pGCDst); +} + +static void +ShadowChangeClip ( + GCPtr pGC, + int type, + pointer pvalue, + int nrects +){ + SHADOW_GC_FUNC_PROLOGUE (pGC); + (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects); + SHADOW_GC_FUNC_EPILOGUE (pGC); +} + +static void +ShadowCopyClip(GCPtr pgcDst, GCPtr pgcSrc) +{ + SHADOW_GC_FUNC_PROLOGUE (pgcDst); + (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc); + SHADOW_GC_FUNC_EPILOGUE (pgcDst); +} + +static void +ShadowDestroyClip(GCPtr pGC) +{ + SHADOW_GC_FUNC_PROLOGUE (pGC); + (* pGC->funcs->DestroyClip)(pGC); + SHADOW_GC_FUNC_EPILOGUE (pGC); +} + + + + +/**********************************************************/ + + +static void +ShadowFillSpans( + DrawablePtr pDraw, + GC *pGC, + int nInit, + DDXPointPtr pptInit, + int *pwidthInit, + int fSorted +){ + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nInit) { + DDXPointPtr ppt = pptInit; + int *pwidth = pwidthInit; + int i = nInit; + BoxRec box; + Bool boxNotEmpty = FALSE; + + box.x1 = ppt->x; + box.x2 = box.x1 + *pwidth; + box.y2 = box.y1 = ppt->y; + + while(--i) { + ppt++; + pwidth++; + if(box.x1 > ppt->x) box.x1 = ppt->x; + if(box.x2 < (ppt->x + *pwidth)) + box.x2 = ppt->x + *pwidth; + if(box.y1 > ppt->y) box.y1 = ppt->y; + else if(box.y2 < ppt->y) box.y2 = ppt->y; + } + + box.y2++; + + if(!pGC->miTranslate) { + TRANSLATE_BOX(box, pDraw); + } + TRIM_BOX(box, pGC); + + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + + (*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } else + (*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowSetSpans( + DrawablePtr pDraw, + GCPtr pGC, + char *pcharsrc, + DDXPointPtr pptInit, + int *pwidthInit, + int nspans, + int fSorted +){ + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nspans) { + DDXPointPtr ppt = pptInit; + int *pwidth = pwidthInit; + int i = nspans; + BoxRec box; + Bool boxNotEmpty = FALSE; + + box.x1 = ppt->x; + box.x2 = box.x1 + *pwidth; + box.y2 = box.y1 = ppt->y; + + while(--i) { + ppt++; + pwidth++; + if(box.x1 > ppt->x) box.x1 = ppt->x; + if(box.x2 < (ppt->x + *pwidth)) + box.x2 = ppt->x + *pwidth; + if(box.y1 > ppt->y) box.y1 = ppt->y; + else if(box.y2 < ppt->y) box.y2 = ppt->y; + } + + box.y2++; + + if(!pGC->miTranslate) { + TRANSLATE_BOX(box, pDraw); + } + TRIM_BOX(box, pGC); + + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + + (*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit, + pwidthInit, nspans, fSorted); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } else + (*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit, + pwidthInit, nspans, fSorted); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPutImage( + DrawablePtr pDraw, + GCPtr pGC, + int depth, + int x, int y, int w, int h, + int leftPad, + int format, + char *pImage +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw)) { + box.x1 = x + pDraw->x; + box.x2 = box.x1 + w; + box.y1 = y + pDraw->y; + box.y2 = box.y1 + h; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PutImage)(pDraw, pGC, depth, x, y, w, h, + leftPad, format, pImage); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + +} + +static RegionPtr +ShadowCopyArea( + DrawablePtr pSrc, + DrawablePtr pDst, + GC *pGC, + int srcx, int srcy, + int width, int height, + int dstx, int dsty +){ + RegionPtr ret; + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDst)) { + box.x1 = dstx + pDst->x; + box.x2 = box.x1 + width; + box.y1 = dsty + pDst->y; + box.y2 = box.y1 + height; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + ret = (*pGC->ops->CopyArea)(pSrc, pDst, + pGC, srcx, srcy, width, height, dstx, dsty); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + + return ret; +} + +static RegionPtr +ShadowCopyPlane( + DrawablePtr pSrc, + DrawablePtr pDst, + GCPtr pGC, + int srcx, int srcy, + int width, int height, + int dstx, int dsty, + unsigned long bitPlane +){ + RegionPtr ret; + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDst)) { + box.x1 = dstx + pDst->x; + box.x2 = box.x1 + width; + box.y1 = dsty + pDst->y; + box.y2 = box.y1 + height; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + ret = (*pGC->ops->CopyPlane)(pSrc, pDst, + pGC, srcx, srcy, width, height, dstx, dsty, bitPlane); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + + return ret; +} + +static void +ShadowPolyPoint( + DrawablePtr pDraw, + GCPtr pGC, + int mode, + int nptInit, + xPoint *pptInit +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nptInit) { + xPoint *ppt = pptInit; + int npt = nptInit; + + box.x2 = box.x1 = pptInit->x; + box.y2 = box.y1 = pptInit->y; + + /* this could be slow if the points were spread out */ + + while(--npt) { + ppt++; + if(box.x1 > ppt->x) box.x1 = ppt->x; + else if(box.x2 < ppt->x) box.x2 = ppt->x; + if(box.y1 > ppt->y) box.y1 = ppt->y; + else if(box.y2 < ppt->y) box.y2 = ppt->y; + } + + box.x2++; + box.y2++; + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PolyPoint)(pDraw, pGC, mode, nptInit, pptInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPolylines( + DrawablePtr pDraw, + GCPtr pGC, + int mode, + int nptInit, + DDXPointPtr pptInit +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nptInit) { + DDXPointPtr ppt = pptInit; + int npt = nptInit; + int extra = pGC->lineWidth >> 1; + + box.x2 = box.x1 = pptInit->x; + box.y2 = box.y1 = pptInit->y; + + if(npt > 1) { + if(pGC->joinStyle == JoinMiter) + extra = 6 * pGC->lineWidth; + else if(pGC->capStyle == CapProjecting) + extra = pGC->lineWidth; + } + + if(mode == CoordModePrevious) { + int x = box.x1; + int y = box.y1; + while(--npt) { + ppt++; + x += ppt->x; + y += ppt->y; + if(box.x1 > x) box.x1 = x; + else if(box.x2 < x) box.x2 = x; + if(box.y1 > y) box.y1 = y; + else if(box.y2 < y) box.y2 = y; + } + } else { + while(--npt) { + ppt++; + if(box.x1 > ppt->x) box.x1 = ppt->x; + else if(box.x2 < ppt->x) box.x2 = ppt->x; + if(box.y1 > ppt->y) box.y1 = ppt->y; + else if(box.y2 < ppt->y) box.y2 = ppt->y; + } + } + + box.x2++; + box.y2++; + + if(extra) { + box.x1 -= extra; + box.x2 += extra; + box.y1 -= extra; + box.y2 += extra; + } + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->Polylines)(pDraw, pGC, mode, nptInit, pptInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPolySegment( + DrawablePtr pDraw, + GCPtr pGC, + int nsegInit, + xSegment *pSegInit +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nsegInit) { + int extra = pGC->lineWidth; + xSegment *pSeg = pSegInit; + int nseg = nsegInit; + + if(pGC->capStyle != CapProjecting) + extra >>= 1; + + if(pSeg->x2 > pSeg->x1) { + box.x1 = pSeg->x1; + box.x2 = pSeg->x2; + } else { + box.x2 = pSeg->x1; + box.x1 = pSeg->x2; + } + + if(pSeg->y2 > pSeg->y1) { + box.y1 = pSeg->y1; + box.y2 = pSeg->y2; + } else { + box.y2 = pSeg->y1; + box.y1 = pSeg->y2; + } + + while(--nseg) { + pSeg++; + if(pSeg->x2 > pSeg->x1) { + if(pSeg->x1 < box.x1) box.x1 = pSeg->x1; + if(pSeg->x2 > box.x2) box.x2 = pSeg->x2; + } else { + if(pSeg->x2 < box.x1) box.x1 = pSeg->x2; + if(pSeg->x1 > box.x2) box.x2 = pSeg->x1; + } + if(pSeg->y2 > pSeg->y1) { + if(pSeg->y1 < box.y1) box.y1 = pSeg->y1; + if(pSeg->y2 > box.y2) box.y2 = pSeg->y2; + } else { + if(pSeg->y2 < box.y1) box.y1 = pSeg->y2; + if(pSeg->y1 > box.y2) box.y2 = pSeg->y1; + } + } + + box.x2++; + box.y2++; + + if(extra) { + box.x1 -= extra; + box.x2 += extra; + box.y1 -= extra; + box.y2 += extra; + } + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PolySegment)(pDraw, pGC, nsegInit, pSegInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPolyRectangle( + DrawablePtr pDraw, + GCPtr pGC, + int nRectsInit, + xRectangle *pRectsInit +){ + BoxRec box; + BoxPtr pBoxInit = NULL; + Bool boxNotEmpty = FALSE; + int num = 0; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nRectsInit) { + xRectangle *pRects = pRectsInit; + int nRects = nRectsInit; + + if(nRects >= 32) { + int extra = pGC->lineWidth >> 1; + + box.x1 = pRects->x; + box.x2 = box.x1 + pRects->width; + box.y1 = pRects->y; + box.y2 = box.y1 + pRects->height; + + while(--nRects) { + pRects++; + if(box.x1 > pRects->x) box.x1 = pRects->x; + if(box.x2 < (pRects->x + pRects->width)) + box.x2 = pRects->x + pRects->width; + if(box.y1 > pRects->y) box.y1 = pRects->y; + if(box.y2 < (pRects->y + pRects->height)) + box.y2 = pRects->y + pRects->height; + } + + if(extra) { + box.x1 -= extra; + box.x2 += extra; + box.y1 -= extra; + box.y2 += extra; + } + + box.x2++; + box.y2++; + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } else { + BoxPtr pbox; + int offset1, offset2, offset3; + + offset2 = pGC->lineWidth; + if(!offset2) offset2 = 1; + offset1 = offset2 >> 1; + offset3 = offset2 - offset1; + + pBoxInit = (BoxPtr)xalloc(nRects * 4 * sizeof(BoxRec)); + pbox = pBoxInit; + + while(nRects--) { + pbox->x1 = pRects->x - offset1; + pbox->y1 = pRects->y - offset1; + pbox->x2 = pbox->x1 + pRects->width + offset2; + pbox->y2 = pbox->y1 + offset2; + TRIM_AND_TRANSLATE_BOX((*pbox), pDraw, pGC); + if(BOX_NOT_EMPTY((*pbox))) { + num++; + pbox++; + } + + pbox->x1 = pRects->x - offset1; + pbox->y1 = pRects->y + offset3; + pbox->x2 = pbox->x1 + offset2; + pbox->y2 = pbox->y1 + pRects->height - offset2; + TRIM_AND_TRANSLATE_BOX((*pbox), pDraw, pGC); + if(BOX_NOT_EMPTY((*pbox))) { + num++; + pbox++; + } + + pbox->x1 = pRects->x + pRects->width - offset1; + pbox->y1 = pRects->y + offset3; + pbox->x2 = pbox->x1 + offset2; + pbox->y2 = pbox->y1 + pRects->height - offset2; + TRIM_AND_TRANSLATE_BOX((*pbox), pDraw, pGC); + if(BOX_NOT_EMPTY((*pbox))) { + num++; + pbox++; + } + + pbox->x1 = pRects->x - offset1; + pbox->y1 = pRects->y + pRects->height - offset1; + pbox->x2 = pbox->x1 + pRects->width + offset2; + pbox->y2 = pbox->y1 + offset2; + TRIM_AND_TRANSLATE_BOX((*pbox), pDraw, pGC); + if(BOX_NOT_EMPTY((*pbox))) { + num++; + pbox++; + } + + pRects++; + } + + if(num) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, num, pBoxInit); + } else { + xfree(pBoxInit); + } + } + } + + (*pGC->ops->PolyRectangle)(pDraw, pGC, nRectsInit, pRectsInit); + + if(boxNotEmpty && pPriv->postRefresh) { + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } else if(num) { + if(pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, num, pBoxInit); + xfree(pBoxInit); + } + + SHADOW_GC_OP_EPILOGUE(pGC); + +} + +static void +ShadowPolyArc( + DrawablePtr pDraw, + GCPtr pGC, + int narcsInit, + xArc *parcsInit +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && narcsInit) { + int narcs = narcsInit; + xArc *parcs = parcsInit; + int extra = pGC->lineWidth >> 1; + + box.x1 = parcs->x; + box.x2 = box.x1 + parcs->width; + box.y1 = parcs->y; + box.y2 = box.y1 + parcs->height; + + /* should I break these up instead ? */ + + while(--narcs) { + parcs++; + if(box.x1 > parcs->x) box.x1 = parcs->x; + if(box.x2 < (parcs->x + parcs->width)) + box.x2 = parcs->x + parcs->width; + if(box.y1 > parcs->y) box.y1 = parcs->y; + if(box.y2 < (parcs->y + parcs->height)) + box.y2 = parcs->y + parcs->height; + } + + if(extra) { + box.x1 -= extra; + box.x2 += extra; + box.y1 -= extra; + box.y2 += extra; + } + + box.x2++; + box.y2++; + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PolyArc)(pDraw, pGC, narcsInit, parcsInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + +} + +static void +ShadowFillPolygon( + DrawablePtr pDraw, + GCPtr pGC, + int shape, + int mode, + int count, + DDXPointPtr pptInit +){ + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && (count > 2)) { + DDXPointPtr ppt = pptInit; + int i = count; + BoxRec box; + Bool boxNotEmpty = FALSE; + + box.x2 = box.x1 = ppt->x; + box.y2 = box.y1 = ppt->y; + + if(mode != CoordModeOrigin) { + int x = box.x1; + int y = box.y1; + while(--i) { + ppt++; + x += ppt->x; + y += ppt->y; + if(box.x1 > x) box.x1 = x; + else if(box.x2 < x) box.x2 = x; + if(box.y1 > y) box.y1 = y; + else if(box.y2 < y) box.y2 = y; + } + } else { + while(--i) { + ppt++; + if(box.x1 > ppt->x) box.x1 = ppt->x; + else if(box.x2 < ppt->x) box.x2 = ppt->x; + if(box.y1 > ppt->y) box.y1 = ppt->y; + else if(box.y2 < ppt->y) box.y2 = ppt->y; + } + } + + box.x2++; + box.y2++; + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + + (*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } else + (*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + + +static void +ShadowPolyFillRect( + DrawablePtr pDraw, + GCPtr pGC, + int nRectsInit, + xRectangle *pRectsInit +){ + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nRectsInit) { + BoxRec box; + Bool boxNotEmpty = FALSE; + xRectangle *pRects = pRectsInit; + int nRects = nRectsInit; + + box.x1 = pRects->x; + box.x2 = box.x1 + pRects->width; + box.y1 = pRects->y; + box.y2 = box.y1 + pRects->height; + + while(--nRects) { + pRects++; + if(box.x1 > pRects->x) box.x1 = pRects->x; + if(box.x2 < (pRects->x + pRects->width)) + box.x2 = pRects->x + pRects->width; + if(box.y1 > pRects->y) box.y1 = pRects->y; + if(box.y2 < (pRects->y + pRects->height)) + box.y2 = pRects->y + pRects->height; + } + + /* cfb messes with the pRectsInit so we have to do our + calculations first */ + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + + (*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + } else + (*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + + +static void +ShadowPolyFillArc( + DrawablePtr pDraw, + GCPtr pGC, + int narcsInit, + xArc *parcsInit +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && narcsInit) { + xArc *parcs = parcsInit; + int narcs = narcsInit; + + box.x1 = parcs->x; + box.x2 = box.x1 + parcs->width; + box.y1 = parcs->y; + box.y2 = box.y1 + parcs->height; + + /* should I break these up instead ? */ + + while(--narcs) { + parcs++; + if(box.x1 > parcs->x) box.x1 = parcs->x; + if(box.x2 < (parcs->x + parcs->width)) + box.x2 = parcs->x + parcs->width; + if(box.y1 > parcs->y) box.y1 = parcs->y; + if(box.y2 < (parcs->y + parcs->height)) + box.y2 = parcs->y + parcs->height; + } + + TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PolyFillArc)(pDraw, pGC, narcsInit, parcsInit); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowTextExtent(FontPtr pFont, int count, char* chars, + FontEncoding fontEncoding, BoxPtr box) +{ + unsigned long n, i; + int w; + CharInfoPtr charinfo[255]; /* encoding only has 1 byte for count */ + + GetGlyphs(pFont, (unsigned long)count, (unsigned char *)chars, + fontEncoding, &n, charinfo); + w = 0; + for (i=0; i < n; i++) { + w += charinfo[i]->metrics.characterWidth; + } + if (i) { + w += charinfo[i - 1]->metrics.rightSideBearing; + } + + box->x1 = 0; + if (n) { + if (charinfo[0]->metrics.leftSideBearing < 0) { + box->x1 = charinfo[0]->metrics.leftSideBearing; + } + } + box->x2 = w; + box->y1 = -FONTMAXBOUNDS(pFont,ascent); + box->y2 = FONTMAXBOUNDS(pFont,descent); +} + + + +static void +ShadowFontToBox(BoxPtr BB, DrawablePtr pDrawable, GCPtr pGC, int x, int y, + int count, char *chars, int wide) +{ + FontPtr pFont; + + pFont = pGC->font; + if (pFont->info.constantWidth) { + int ascent, descent, left, right = 0; + + ascent = MAX(pFont->info.fontAscent, pFont->info.maxbounds.ascent); + descent = MAX(pFont->info.fontDescent, pFont->info.maxbounds.descent); + left = pFont->info.maxbounds.leftSideBearing; + if (count > 0) { + right = (count - 1) * pFont->info.maxbounds.characterWidth; + } + right += pFont->info.maxbounds.rightSideBearing; + BB->x1 = + MAX(pDrawable->x + x - left, (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->x1); + BB->y1 = + MAX(pDrawable->y + y - ascent, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->y1); + BB->x2 = + MIN(pDrawable->x + x + right, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->x2); + BB->y2 = + MIN(pDrawable->y + y + descent, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->y2); + } else { + ShadowTextExtent(pFont, count, chars, wide ? (FONTLASTROW(pFont) == 0) + ? Linear16Bit : TwoD16Bit : Linear8Bit, BB); + BB->x1 = + MAX(pDrawable->x + x + BB->x1, (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->x1); + BB->y1 = + MAX(pDrawable->y + y + BB->y1, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->y1); + BB->x2 = + MIN(pDrawable->x + x + BB->x2, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->x2); + BB->y2 = + MIN(pDrawable->y + y + BB->y2, + (REGION_EXTENTS(pGC->pScreen, + &((WindowPtr) pDrawable)->winSize))->y2); + } +} + +static int +ShadowPolyText8( + DrawablePtr pDraw, + GCPtr pGC, + int x, + int y, + int count, + char *chars +){ + int width; + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw)) { + ShadowFontToBox(&box, pDraw, pGC, x, y, count, chars, 0); + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + width = (*pGC->ops->PolyText8)(pDraw, pGC, x, y, count, chars); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + + return width; +} + +static int +ShadowPolyText16( + DrawablePtr pDraw, + GCPtr pGC, + int x, + int y, + int count, + unsigned short *chars +){ + int width; + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw)) { + ShadowFontToBox(&box, pDraw, pGC, x, y, count, (char*)chars, 1); + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + width = (*pGC->ops->PolyText16)(pDraw, pGC, x, y, count, chars); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); + + return width; +} + +static void +ShadowImageText8( + DrawablePtr pDraw, + GCPtr pGC, + int x, + int y, + int count, + char *chars +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && count) { + int top, bot, Min, Max; + + top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font)); + bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font)); + + Min = count * FONTMINBOUNDS(pGC->font, characterWidth); + if(Min > 0) Min = 0; + Max = count * FONTMAXBOUNDS(pGC->font, characterWidth); + if(Max < 0) Max = 0; + + /* ugh */ + box.x1 = pDraw->x + x + Min + + FONTMINBOUNDS(pGC->font, leftSideBearing); + box.x2 = pDraw->x + x + Max + + FONTMAXBOUNDS(pGC->font, rightSideBearing); + + box.y1 = pDraw->y + y - top; + box.y2 = pDraw->y + y + bot; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->ImageText8)(pDraw, pGC, x, y, count, chars); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} +static void +ShadowImageText16( + DrawablePtr pDraw, + GCPtr pGC, + int x, + int y, + int count, + unsigned short *chars +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && count) { + int top, bot, Min, Max; + + top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font)); + bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font)); + + Min = count * FONTMINBOUNDS(pGC->font, characterWidth); + if(Min > 0) Min = 0; + Max = count * FONTMAXBOUNDS(pGC->font, characterWidth); + if(Max < 0) Max = 0; + + /* ugh */ + box.x1 = pDraw->x + x + Min + + FONTMINBOUNDS(pGC->font, leftSideBearing); + box.x2 = pDraw->x + x + Max + + FONTMAXBOUNDS(pGC->font, rightSideBearing); + + box.y1 = pDraw->y + y - top; + box.y2 = pDraw->y + y + bot; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->ImageText16)(pDraw, pGC, x, y, count, chars); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + + +static void +ShadowImageGlyphBlt( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + unsigned int nglyphInit, + CharInfoPtr *ppciInit, + pointer pglyphBase +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nglyphInit) { + CharInfoPtr *ppci = ppciInit; + unsigned int nglyph = nglyphInit; + int top, bot, width = 0; + + top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font)); + bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font)); + + box.x1 = ppci[0]->metrics.leftSideBearing; + if(box.x1 > 0) box.x1 = 0; + box.x2 = ppci[nglyph - 1]->metrics.rightSideBearing - + ppci[nglyph - 1]->metrics.characterWidth; + if(box.x2 < 0) box.x2 = 0; + + box.x2 += pDraw->x + x; + box.x1 += pDraw->x + x; + + while(nglyph--) { + width += (*ppci)->metrics.characterWidth; + ppci++; + } + + if(width > 0) + box.x2 += width; + else + box.x1 += width; + + box.y1 = pDraw->y + y - top; + box.y2 = pDraw->y + y + bot; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->ImageGlyphBlt)(pDraw, pGC, x, y, nglyphInit, + ppciInit, pglyphBase); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPolyGlyphBlt( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + unsigned int nglyphInit, + CharInfoPtr *ppciInit, + pointer pglyphBase +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw) && nglyphInit) { + CharInfoPtr *ppci = ppciInit; + unsigned int nglyph = nglyphInit; + + /* ugh */ + box.x1 = pDraw->x + x + ppci[0]->metrics.leftSideBearing; + box.x2 = pDraw->x + x + ppci[nglyph - 1]->metrics.rightSideBearing; + + if(nglyph > 1) { + int width = 0; + + while(--nglyph) { + width += (*ppci)->metrics.characterWidth; + ppci++; + } + + if(width > 0) box.x2 += width; + else box.x1 += width; + } + + box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent); + box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent); + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PolyGlyphBlt)(pDraw, pGC, x, y, nglyphInit, + ppciInit, pglyphBase); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + +static void +ShadowPushPixels( + GCPtr pGC, + PixmapPtr pBitMap, + DrawablePtr pDraw, + int dx, int dy, int xOrg, int yOrg +){ + BoxRec box; + Bool boxNotEmpty = FALSE; + + SHADOW_GC_OP_PROLOGUE(pGC); + + if(IS_VISIBLE(pDraw)) { + box.x1 = xOrg; + box.y1 = yOrg; + + if(!pGC->miTranslate) { + box.x1 += pDraw->x; + box.y1 += pDraw->y; + } + + box.x2 = box.x1 + dx; + box.y2 = box.y1 + dy; + + TRIM_BOX(box, pGC); + if(BOX_NOT_EMPTY(box)) { + if(pPriv->preRefresh) + (*pPriv->preRefresh)(pPriv->pScrn, 1, &box); + boxNotEmpty = TRUE; + } + } + + (*pGC->ops->PushPixels)(pGC, pBitMap, pDraw, dx, dy, xOrg, yOrg); + + if(boxNotEmpty && pPriv->postRefresh) + (*pPriv->postRefresh)(pPriv->pScrn, 1, &box); + + SHADOW_GC_OP_EPILOGUE(pGC); +} + + +GCOps ShadowGCOps = { + ShadowFillSpans, ShadowSetSpans, + ShadowPutImage, ShadowCopyArea, + ShadowCopyPlane, ShadowPolyPoint, + ShadowPolylines, ShadowPolySegment, + ShadowPolyRectangle, ShadowPolyArc, + ShadowFillPolygon, ShadowPolyFillRect, + ShadowPolyFillArc, ShadowPolyText8, + ShadowPolyText16, ShadowImageText8, + ShadowImageText16, ShadowImageGlyphBlt, + ShadowPolyGlyphBlt, ShadowPushPixels, + {NULL} /* devPrivate */ +}; + diff --git a/xorg-server/hw/xfree86/shadowfb/shadowfb.h b/xorg-server/hw/xfree86/shadowfb/shadowfb.h new file mode 100644 index 000000000..6c9635879 --- /dev/null +++ b/xorg-server/hw/xfree86/shadowfb/shadowfb.h @@ -0,0 +1,43 @@ + +#ifndef _SHADOWFB_H +#define _SHADOWFB_H + +#include "xf86str.h" + +/* + * User defined callback function. Passed a pointer to the ScrnInfo struct, + * the number of dirty rectangles, and a pointer to the first dirty rectangle + * in the array. + */ +typedef void (*RefreshAreaFuncPtr)(ScrnInfoPtr, int, BoxPtr); + +/* + * ShadowFBInit initializes the shadowfb subsystem. refreshArea is a pointer + * to a user supplied callback function. This function will be called after + * any operation that modifies the framebuffer. The newly dirtied rectangles + * are passed to the callback. + * + * Returns FALSE in the event of an error. + */ +Bool +ShadowFBInit ( + ScreenPtr pScreen, + RefreshAreaFuncPtr refreshArea +); + +/* + * ShadowFBInit2 is a more featureful refinement of the original shadowfb. + * ShadowFBInit2 allows you to specify two callbacks, one to be called + * immediately before an operation that modifies the framebuffer, and another + * to be called immediately after. + * + * Returns FALSE in the event of an error + */ +Bool +ShadowFBInit2 ( + ScreenPtr pScreen, + RefreshAreaFuncPtr preRefreshArea, + RefreshAreaFuncPtr postRefreshArea +); + +#endif /* _SHADOWFB_H */ |