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/*
*
* Copyright © 2000,2008 Keith Packard
* 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 UXAPRIV_H
#define UXAPRIV_H
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#else
#include <xorg-server.h>
#endif
#include "uxa.h"
#include <X11/X.h>
#define NEED_EVENTS
#include <X11/Xproto.h>
#ifdef MITSHM
#define _XSHM_SERVER_
#include <X11/extensions/shmstr.h>
#endif
#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"
#include "glyphstr.h"
#endif
#include "damage.h"
#define DEBUG_TRACE_FALL 0
#define DEBUG_MIGRATE 0
#define DEBUG_PIXMAP 0
#define DEBUG_OFFSCREEN 0
#define DEBUG_GLYPH_CACHE 0
#if DEBUG_TRACE_FALL
#define UXA_FALLBACK(x) \
do { \
ErrorF("UXA fallback at %s: ", __FUNCTION__); \
ErrorF x; \
} while (0)
char
uxa_drawable_location(DrawablePtr pDrawable);
#else
#define UXA_FALLBACK(x)
#endif
#if DEBUG_PIXMAP
#define DBG_PIXMAP(a) ErrorF a
#else
#define DBG_PIXMAP(a)
#endif
typedef struct {
unsigned char sha1[20];
} uxa_cached_glyph_t;
typedef struct {
/* The identity of the cache, statically configured at initialization */
unsigned int format;
int glyphWidth;
int glyphHeight;
int size; /* Size of cache; eventually this should be dynamically determined */
/* Hash table mapping from glyph sha1 to position in the glyph; we use
* open addressing with a hash table size determined based on size and large
* enough so that we always have a good amount of free space, so we can
* use linear probing. (Linear probing is preferrable to double hashing
* here because it allows us to easily remove entries.)
*/
int *hashEntries;
int hashSize;
uxa_cached_glyph_t *glyphs;
int glyphCount; /* Current number of glyphs */
PicturePtr picture; /* Where the glyphs of the cache are stored */
int yOffset; /* y location within the picture where the cache starts */
int columns; /* Number of columns the glyphs are layed out in */
int evictionPosition; /* Next random position to evict a glyph */
} uxa_glyph_cache_t;
#define UXA_NUM_GLYPH_CACHES 4
typedef void (*EnableDisableFBAccessProcPtr)(int, Bool);
typedef struct {
uxa_driver_t *info;
CreateGCProcPtr SavedCreateGC;
CloseScreenProcPtr SavedCloseScreen;
GetImageProcPtr SavedGetImage;
GetSpansProcPtr SavedGetSpans;
CreatePixmapProcPtr SavedCreatePixmap;
DestroyPixmapProcPtr SavedDestroyPixmap;
CopyWindowProcPtr SavedCopyWindow;
ChangeWindowAttributesProcPtr SavedChangeWindowAttributes;
BitmapToRegionProcPtr SavedBitmapToRegion;
#ifdef RENDER
CompositeProcPtr SavedComposite;
TrianglesProcPtr SavedTriangles;
GlyphsProcPtr SavedGlyphs;
TrapezoidsProcPtr SavedTrapezoids;
AddTrapsProcPtr SavedAddTraps;
#endif
Bool swappedOut;
unsigned disableFbCount;
unsigned offScreenCounter;
uxa_glyph_cache_t glyphCaches[UXA_NUM_GLYPH_CACHES];
} uxa_screen_t;
/*
* 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 DevPrivateKey uxa_screen_key;
#define uxa_get_screen(s) ((uxa_screen_t *)dixLookupPrivate(&(s)->devPrivates, uxa_screen_key))
/** Align an offset to an arbitrary alignment */
#define UXA_ALIGN(offset, align) (((offset) + (align) - 1) - \
(((offset) + (align) - 1) % (align)))
/** Align an offset to a power-of-two alignment */
#define UXA_ALIGN2(offset, align) (((offset) + (align) - 1) & ~((align) - 1))
typedef struct {
INT16 xSrc;
INT16 ySrc;
INT16 xDst;
INT16 yDst;
INT16 width;
INT16 height;
} uxa_composite_rect_t;
/**
* 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);
void
uxa_prepare_access_window(WindowPtr pWin);
void
uxa_finish_access_window(WindowPtr pWin);
/* uxa-unaccel.c */
void
uxa_prepare_access_gc(GCPtr pGC);
void
uxa_finish_access_gc(GCPtr pGC);
void
uxa_check_fill_spans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
DDXPointPtr ppt, int *pwidth, int fSorted);
void
uxa_check_set_spans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
void
uxa_check_put_image (DrawablePtr pDrawable, GCPtr pGC, int depth,
int x, int y, int w, int h, int leftPad, int format,
char *bits);
RegionPtr
uxa_check_copy_area (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
int srcx, int srcy, int w, int h, int dstx, int dsty);
RegionPtr
uxa_check_copy_plane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
int srcx, int srcy, int w, int h, int dstx, int dsty,
unsigned long bitPlane);
void
uxa_check_poly_point (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr pptInit);
void
uxa_check_poly_lines (DrawablePtr pDrawable, GCPtr pGC,
int mode, int npt, DDXPointPtr ppt);
void
uxa_check_poly_segment (DrawablePtr pDrawable, GCPtr pGC,
int nsegInit, xSegment *pSegInit);
void
uxa_check_poly_arc (DrawablePtr pDrawable, GCPtr pGC,
int narcs, xArc *pArcs);
void
uxa_check_poly_fill_rect (DrawablePtr pDrawable, GCPtr pGC,
int nrect, xRectangle *prect);
void
uxa_check_image_glyph_blt (DrawablePtr pDrawable, GCPtr pGC,
int x, int y, unsigned int nglyph,
CharInfoPtr *ppci, pointer pglyphBase);
void
uxa_check_poly_glyph_blt (DrawablePtr pDrawable, GCPtr pGC,
int x, int y, unsigned int nglyph,
CharInfoPtr *ppci, pointer pglyphBase);
void
uxa_check_push_pixels (GCPtr pGC, PixmapPtr pBitmap,
DrawablePtr pDrawable,
int w, int h, int x, int y);
void
uxa_check_get_spans (DrawablePtr pDrawable,
int wMax,
DDXPointPtr ppt,
int *pwidth,
int nspans,
char *pdstStart);
void
uxa_check_add_traps (PicturePtr pPicture,
INT16 x_off,
INT16 y_off,
int ntrap,
xTrap *traps);
/* uxa-accel.c */
static _X_INLINE Bool
uxa_gc_reads_destination(DrawablePtr pDrawable, unsigned long planemask,
unsigned int fillStyle, unsigned char alu)
{
return ((alu != GXcopy && alu != GXclear &&alu != GXset &&
alu != GXcopyInverted) || fillStyle == FillStippled ||
!UXA_PM_IS_SOLID(pDrawable, planemask));
}
void
uxa_copy_window(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
Bool
uxa_fill_region_tiled (DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile,
DDXPointPtr pPatOrg, CARD32 planemask, CARD32 alu);
void
uxa_shm_put_image(DrawablePtr pDrawable, GCPtr pGC, int depth, unsigned int format,
int w, int h, int sx, int sy, int sw, int sh, int dx, int dy,
char *data);
void
uxa_get_image (DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d);
extern const GCOps uxa_ops;
#ifdef MITSHM
extern ShmFuncs uxa_shm_funcs;
/* XXX these come from shmint.h, which isn't exported by the server */
void
ShmRegisterFuncs(ScreenPtr pScreen, ShmFuncsPtr funcs);
void
ShmSetPixmapFormat(ScreenPtr pScreen, int format);
void
fbShmPutImage(XSHM_PUT_IMAGE_ARGS);
#endif
#ifdef RENDER
/* XXX these are in fbpict.h, which is not installed */
void
fbComposite (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
fbAddTraps (PicturePtr pPicture,
INT16 xOff,
INT16 yOff,
int ntrap,
xTrap *traps);
void
uxa_check_composite (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
/* uxa.c */
void
uxa_prepare_access(DrawablePtr pDrawable, int index);
void
uxa_finish_access(DrawablePtr pDrawable, int index);
void
uxa_get_drawable_deltas (DrawablePtr pDrawable, PixmapPtr pPixmap,
int *xp, int *yp);
Bool
uxa_drawable_is_offscreen (DrawablePtr pDrawable);
Bool
uxa_pixmap_is_offscreen(PixmapPtr p);
PixmapPtr
uxa_get_offscreen_pixmap (DrawablePtr pDrawable, int *xp, int *yp);
PixmapPtr
uxa_get_drawable_pixmap(DrawablePtr pDrawable);
RegionPtr
uxa_copy_area(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
int srcx, int srcy, int width, int height, int dstx, int dsty);
void
uxa_copy_n_to_n (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure);
/* uxa_render.c */
Bool
uxa_op_reads_destination (CARD8 op);
void
uxa_composite(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
uxa_composite_rects(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
int nrect,
uxa_composite_rect_t *rects);
void
uxa_trapezoids (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
int ntrap, xTrapezoid *traps);
void
uxa_triangles (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
int ntri, xTriangle *tris);
/* uxa_glyph.c */
void
uxa_glyphs_init(ScreenPtr pScreen);
void
uxa_glyphs_fini (ScreenPtr pScreen);
void
uxa_glyphs (CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc,
int nlist,
GlyphListPtr list,
GlyphPtr *glyphs);
#endif /* UXAPRIV_H */
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