426 lines
11 KiB
C
426 lines
11 KiB
C
/*
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*
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* Copyright (C) 2000 Keith Packard, member of The XFree86 Project, Inc.
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* 2005 Zack Rusin, Trolltech
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#ifndef EXAPRIV_H
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#define EXAPRIV_H
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "exa.h"
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#include <X11/X.h>
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#define NEED_EVENTS
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#include <X11/Xproto.h>
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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#include "servermd.h"
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#include "mibstore.h"
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#include "colormapst.h"
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#include "gcstruct.h"
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#include "input.h"
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#include "mipointer.h"
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#include "mi.h"
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#include "dix.h"
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#include "fb.h"
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#include "fboverlay.h"
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#ifdef RENDER
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#include "fbpict.h"
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#endif
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#define DEBUG_TRACE_FALL 0
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#define DEBUG_MIGRATE 0
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#define DEBUG_PIXMAP 0
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#define DEBUG_OFFSCREEN 0
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#if DEBUG_TRACE_FALL
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#define EXA_FALLBACK(x) \
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do { \
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ErrorF("EXA fallback at %s: ", __FUNCTION__); \
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ErrorF x; \
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} while (0)
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char
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exaDrawableLocation(DrawablePtr pDrawable);
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#else
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#define EXA_FALLBACK(x)
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#endif
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#if DEBUG_PIXMAP
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#define DBG_PIXMAP(a) ErrorF a
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#else
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#define DBG_PIXMAP(a)
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#endif
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#ifndef EXA_MAX_FB
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#define EXA_MAX_FB FB_OVERLAY_MAX
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#endif
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/**
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* This is the list of migration heuristics supported by EXA. See
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* exaDoMigration() for what their implementations do.
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*/
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enum ExaMigrationHeuristic {
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ExaMigrationGreedy,
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ExaMigrationAlways,
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ExaMigrationSmart
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};
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typedef void (*EnableDisableFBAccessProcPtr)(int, Bool);
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typedef struct {
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ExaDriverPtr info;
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CreateGCProcPtr SavedCreateGC;
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CloseScreenProcPtr SavedCloseScreen;
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GetImageProcPtr SavedGetImage;
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GetSpansProcPtr SavedGetSpans;
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PaintWindowBackgroundProcPtr SavedPaintWindowBackground;
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CreatePixmapProcPtr SavedCreatePixmap;
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DestroyPixmapProcPtr SavedDestroyPixmap;
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PaintWindowBorderProcPtr SavedPaintWindowBorder;
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CopyWindowProcPtr SavedCopyWindow;
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#ifdef RENDER
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CompositeProcPtr SavedComposite;
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RasterizeTrapezoidProcPtr SavedRasterizeTrapezoid;
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AddTrianglesProcPtr SavedAddTriangles;
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GlyphsProcPtr SavedGlyphs;
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#endif
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Bool swappedOut;
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enum ExaMigrationHeuristic migration;
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Bool hideOffscreenPixmapData;
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Bool checkDirtyCorrectness;
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} ExaScreenPrivRec, *ExaScreenPrivPtr;
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/*
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* This is the only completely portable way to
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* compute this info.
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*/
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#ifndef BitsPerPixel
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#define BitsPerPixel(d) (\
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PixmapWidthPaddingInfo[d].notPower2 ? \
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(PixmapWidthPaddingInfo[d].bytesPerPixel * 8) : \
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((1 << PixmapWidthPaddingInfo[d].padBytesLog2) * 8 / \
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(PixmapWidthPaddingInfo[d].padRoundUp+1)))
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#endif
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extern int exaScreenPrivateIndex;
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extern int exaPixmapPrivateIndex;
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#define ExaGetScreenPriv(s) ((ExaScreenPrivPtr)(s)->devPrivates[exaScreenPrivateIndex].ptr)
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#define ExaScreenPriv(s) ExaScreenPrivPtr pExaScr = ExaGetScreenPriv(s)
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/** Align an offset to an arbitrary alignment */
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#define EXA_ALIGN(offset, align) (((offset) + (align) - 1) - \
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(((offset) + (align) - 1) % (align)))
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/** Align an offset to a power-of-two alignment */
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#define EXA_ALIGN2(offset, align) (((offset) + (align) - 1) & ~((align) - 1))
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/**
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* Returns TRUE if the given planemask covers all the significant bits in the
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* pixel values for pDrawable.
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*/
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#define EXA_PM_IS_SOLID(_pDrawable, _pm) \
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(((_pm) & FbFullMask((_pDrawable)->depth)) == \
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FbFullMask((_pDrawable)->depth))
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#define EXA_PIXMAP_SCORE_MOVE_IN 10
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#define EXA_PIXMAP_SCORE_MAX 20
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#define EXA_PIXMAP_SCORE_MOVE_OUT -10
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#define EXA_PIXMAP_SCORE_MIN -20
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#define EXA_PIXMAP_SCORE_PINNED 1000
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#define EXA_PIXMAP_SCORE_INIT 1001
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#define ExaGetPixmapPriv(p) ((ExaPixmapPrivPtr)(p)->devPrivates[exaPixmapPrivateIndex].ptr)
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#define ExaSetPixmapPriv(p,a) ((p)->devPrivates[exaPixmapPrivateIndex].ptr = (pointer) (a))
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#define ExaPixmapPriv(p) ExaPixmapPrivPtr pExaPixmap = ExaGetPixmapPriv(p)
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typedef struct {
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ExaOffscreenArea *area;
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int score; /**< score for the move-in vs move-out heuristic */
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CARD8 *sys_ptr; /**< pointer to pixmap data in system memory */
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int sys_pitch; /**< pitch of pixmap in system memory */
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CARD8 *fb_ptr; /**< pointer to pixmap data in framebuffer memory */
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int fb_pitch; /**< pitch of pixmap in framebuffer memory */
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unsigned int fb_size; /**< size of pixmap in framebuffer memory */
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/**
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* If area is NULL, then dirty == TRUE means that the pixmap has been
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* modified, so the contents are defined. Used to avoid uploads of
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* undefined data.
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*
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* If area is non-NULL, then dirty == TRUE means that the pixmap data at
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* pPixmap->devPrivate.ptr (either fb_ptr or sys_ptr) has been changed
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* compared to the copy in the other location. This is used to avoid
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* uploads/downloads of unmodified data.
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*/
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Bool dirty;
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} ExaPixmapPrivRec, *ExaPixmapPrivPtr;
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typedef struct _ExaMigrationRec {
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Bool as_dst;
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Bool as_src;
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PixmapPtr pPix;
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} ExaMigrationRec, *ExaMigrationPtr;
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/**
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* exaDDXDriverInit must be implemented by the DDX using EXA, and is the place
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* to set EXA options or hook in screen functions to handle using EXA as the AA.
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*/
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void exaDDXDriverInit (ScreenPtr pScreen);
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/* exa_unaccel.c */
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void
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exaPrepareAccessGC(GCPtr pGC);
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void
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exaFinishAccessGC(GCPtr pGC);
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void
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ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
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DDXPointPtr ppt, int *pwidth, int fSorted);
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void
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ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
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DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
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void
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ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
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int x, int y, int w, int h, int leftPad, int format,
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char *bits);
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RegionPtr
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ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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int srcx, int srcy, int w, int h, int dstx, int dsty);
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RegionPtr
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ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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int srcx, int srcy, int w, int h, int dstx, int dsty,
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unsigned long bitPlane);
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void
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ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
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DDXPointPtr pptInit);
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void
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ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
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int mode, int npt, DDXPointPtr ppt);
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void
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ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
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int nsegInit, xSegment *pSegInit);
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void
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ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
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int narcs, xArc *pArcs);
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void
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ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
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int nrect, xRectangle *prect);
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void
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ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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int x, int y, unsigned int nglyph,
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CharInfoPtr *ppci, pointer pglyphBase);
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void
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ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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int x, int y, unsigned int nglyph,
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CharInfoPtr *ppci, pointer pglyphBase);
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void
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ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
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DrawablePtr pDrawable,
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int w, int h, int x, int y);
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void
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ExaCheckGetImage (DrawablePtr pDrawable,
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int x, int y, int w, int h,
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unsigned int format, unsigned long planeMask,
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char *d);
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void
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ExaCheckGetSpans (DrawablePtr pDrawable,
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int wMax,
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DDXPointPtr ppt,
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int *pwidth,
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int nspans,
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char *pdstStart);
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void
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ExaCheckSaveAreas (PixmapPtr pPixmap,
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RegionPtr prgnSave,
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int xorg,
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int yorg,
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WindowPtr pWin);
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void
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ExaCheckRestoreAreas (PixmapPtr pPixmap,
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RegionPtr prgnSave,
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int xorg,
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int yorg,
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WindowPtr pWin);
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void
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ExaCheckPaintWindow (WindowPtr pWin, RegionPtr pRegion, int what);
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CARD32
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exaGetPixmapFirstPixel (PixmapPtr pPixmap);
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/* exa_accel.c */
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void
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exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
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void
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exaPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what);
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void
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exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
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unsigned int format, unsigned long planeMask, char *d);
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void
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exaGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr ppt, int *pwidth,
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int nspans, char *pdstStart);
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extern const GCOps exaOps;
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#ifdef RENDER
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void
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ExaCheckComposite (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height);
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#endif
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/* exaoffscreen.c */
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void
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ExaOffscreenMarkUsed (PixmapPtr pPixmap);
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void
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ExaOffscreenSwapOut (ScreenPtr pScreen);
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void
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ExaOffscreenSwapIn (ScreenPtr pScreen);
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Bool
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exaOffscreenInit(ScreenPtr pScreen);
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void
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ExaOffscreenFini (ScreenPtr pScreen);
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/* exa.c */
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void
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exaPrepareAccess(DrawablePtr pDrawable, int index);
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void
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exaFinishAccess(DrawablePtr pDrawable, int index);
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void
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exaDrawableDirty(DrawablePtr pDrawable);
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Bool
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exaDrawableIsOffscreen (DrawablePtr pDrawable);
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Bool
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exaPixmapIsOffscreen(PixmapPtr p);
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PixmapPtr
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exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp);
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PixmapPtr
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exaGetDrawablePixmap(DrawablePtr pDrawable);
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RegionPtr
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exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
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int srcx, int srcy, int width, int height, int dstx, int dsty);
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void
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exaCopyNtoN (DrawablePtr pSrcDrawable,
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DrawablePtr pDstDrawable,
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GCPtr pGC,
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BoxPtr pbox,
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int nbox,
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int dx,
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int dy,
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Bool reverse,
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Bool upsidedown,
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Pixel bitplane,
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void *closure);
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/* exa_render.c */
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void
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exaComposite(CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height);
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void
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exaRasterizeTrapezoid (PicturePtr pPicture, xTrapezoid *trap,
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int x_off, int y_off);
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void
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exaAddTriangles (PicturePtr pPicture, INT16 x_off, INT16 y_off, int ntri,
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xTriangle *tris);
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void
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exaGlyphs (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pDst,
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PictFormatPtr maskFormat,
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INT16 xSrc,
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INT16 ySrc,
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int nlist,
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GlyphListPtr list,
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GlyphPtr *glyphs);
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/* exa_migration.c */
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void
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exaDoMigration (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
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void
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exaMoveInPixmap (PixmapPtr pPixmap);
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void
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exaMoveOutPixmap (PixmapPtr pPixmap);
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#endif /* EXAPRIV_H */
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