xenocara/xserver/exa/exa_priv.h
2006-11-26 18:13:41 +00:00

418 lines
11 KiB
C

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