| 1 | /*
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| 2 | *
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| 3 | * Copyright (C) 2000 Keith Packard, member of The XFree86 Project, Inc.
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| 4 | * 2005 Zack Rusin, Trolltech
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| 5 | *
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| 6 | * Permission to use, copy, modify, distribute, and sell this software and its
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| 7 | * documentation for any purpose is hereby granted without fee, provided that
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| 8 | * the above copyright notice appear in all copies and that both that
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| 9 | * copyright notice and this permission notice appear in supporting
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| 10 | * documentation, and that the name of Keith Packard not be used in
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| 11 | * advertising or publicity pertaining to distribution of the software without
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| 12 | * specific, written prior permission. Keith Packard makes no
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| 13 | * representations about the suitability of this software for any purpose. It
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| 14 | * is provided "as is" without express or implied warranty.
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| 15 | *
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| 16 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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| 17 | * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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| 18 | * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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| 19 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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| 20 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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| 21 | * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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| 22 | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 23 | * SOFTWARE.
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| 24 | */
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| 25 |
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| 26 | #ifndef EXAPRIV_H
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| 27 | #define EXAPRIV_H
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| 28 |
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| 29 | #ifdef HAVE_DIX_CONFIG_H
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| 30 | #include <dix-config.h>
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| 31 | #endif
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| 32 |
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| 33 | #include "exa.h"
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| 34 |
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| 35 | #include <X11/X.h>
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| 36 | #define NEED_EVENTS
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| 37 | #include <X11/Xproto.h>
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| 38 | #include "scrnintstr.h"
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| 39 | #include "pixmapstr.h"
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| 40 | #include "windowstr.h"
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| 41 | #include "servermd.h"
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| 42 | #include "mibstore.h"
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| 43 | #include "colormapst.h"
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| 44 | #include "gcstruct.h"
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| 45 | #include "input.h"
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| 46 | #include "mipointer.h"
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| 47 | #include "mi.h"
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| 48 | #include "dix.h"
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| 49 | #include "fb.h"
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| 50 | #include "fboverlay.h"
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| 51 | #ifdef RENDER
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| 52 | #include "fbpict.h"
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| 53 | #endif
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| 54 |
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| 55 | #define DEBUG_TRACE_FALL 0
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| 56 | #define DEBUG_MIGRATE 0
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| 57 | #define DEBUG_PIXMAP 0
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| 58 | #define DEBUG_OFFSCREEN 0
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| 59 |
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| 60 | #if DEBUG_TRACE_FALL
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| 61 | #define EXA_FALLBACK(x) \
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| 62 | do { \
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| 63 | ErrorF("EXA fallback at %s: ", __FUNCTION__); \
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| 64 | ErrorF x; \
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| 65 | } while (0)
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| 66 | #else
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| 67 | #define EXA_FALLBACK(x)
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| 68 | #endif
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| 69 |
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| 70 | #if DEBUG_PIXMAP
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| 71 | #define DBG_PIXMAP(a) ErrorF a
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| 72 | #else
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| 73 | #define DBG_PIXMAP(a)
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| 74 | #endif
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| 75 |
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| 76 | #ifndef EXA_MAX_FB
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| 77 | #define EXA_MAX_FB FB_OVERLAY_MAX
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| 78 | #endif
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| 79 |
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| 80 | /**
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| 81 | * This is the list of migration heuristics supported by EXA. See
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| 82 | * exaDoMigration() for what their implementations do.
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| 83 | */
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| 84 | enum ExaMigrationHeuristic {
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| 85 | ExaMigrationGreedy,
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| 86 | ExaMigrationAlways
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| 87 | };
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| 88 |
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| 89 | typedef void (*EnableDisableFBAccessProcPtr)(int, Bool);
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| 90 | typedef struct {
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| 91 | ExaDriverPtr info;
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| 92 | CreateGCProcPtr SavedCreateGC;
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| 93 | CloseScreenProcPtr SavedCloseScreen;
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| 94 | GetImageProcPtr SavedGetImage;
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| 95 | GetSpansProcPtr SavedGetSpans;
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| 96 | PaintWindowBackgroundProcPtr SavedPaintWindowBackground;
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| 97 | CreatePixmapProcPtr SavedCreatePixmap;
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| 98 | DestroyPixmapProcPtr SavedDestroyPixmap;
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| 99 | PaintWindowBorderProcPtr SavedPaintWindowBorder;
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| 100 | CopyWindowProcPtr SavedCopyWindow;
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| 101 | #ifdef RENDER
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| 102 | CompositeProcPtr SavedComposite;
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| 103 | RasterizeTrapezoidProcPtr SavedRasterizeTrapezoid;
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| 104 | AddTrianglesProcPtr SavedAddTriangles;
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| 105 | GlyphsProcPtr SavedGlyphs;
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| 106 | #endif
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| 107 | Bool swappedOut;
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| 108 | enum ExaMigrationHeuristic migration;
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| 109 | Bool hideOffscreenPixmapData;
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| 110 | } ExaScreenPrivRec, *ExaScreenPrivPtr;
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| 111 |
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| 112 | /*
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| 113 | * This is the only completely portable way to
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| 114 | * compute this info.
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| 115 | */
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| 116 | #ifndef BitsPerPixel
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| 117 | #define BitsPerPixel(d) (\
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| 118 | PixmapWidthPaddingInfo[d].notPower2 ? \
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| 119 | (PixmapWidthPaddingInfo[d].bytesPerPixel * 8) : \
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| 120 | ((1 << PixmapWidthPaddingInfo[d].padBytesLog2) * 8 / \
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| 121 | (PixmapWidthPaddingInfo[d].padRoundUp+1)))
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| 122 | #endif
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| 123 |
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| 124 | extern int exaScreenPrivateIndex;
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| 125 | extern int exaPixmapPrivateIndex;
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| 126 | #define ExaGetScreenPriv(s) ((ExaScreenPrivPtr)(s)->devPrivates[exaScreenPrivateIndex].ptr)
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| 127 | #define ExaScreenPriv(s) ExaScreenPrivPtr pExaScr = ExaGetScreenPriv(s)
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| 128 |
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| 129 | /** Align an offset to an arbitrary alignment */
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| 130 | #define EXA_ALIGN(offset, align) (((offset) + (align) - 1) - \
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| 131 | (((offset) + (align) - 1) % (align)))
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| 132 | /** Align an offset to a power-of-two alignment */
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| 133 | #define EXA_ALIGN2(offset, align) (((offset) + (align) - 1) & ~((align) - 1))
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| 134 |
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| 135 | /**
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| 136 | * Returns TRUE if the given planemask covers all the significant bits in the
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| 137 | * pixel values for pDrawable.
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| 138 | */
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| 139 | #define EXA_PM_IS_SOLID(_pDrawable, _pm) \
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| 140 | (((_pm) & FbFullMask((_pDrawable)->depth)) == \
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| 141 | FbFullMask((_pDrawable)->depth))
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| 142 |
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| 143 | #define EXA_PIXMAP_SCORE_MOVE_IN 10
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| 144 | #define EXA_PIXMAP_SCORE_MAX 20
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| 145 | #define EXA_PIXMAP_SCORE_MOVE_OUT -10
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| 146 | #define EXA_PIXMAP_SCORE_MIN -20
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| 147 | #define EXA_PIXMAP_SCORE_PINNED 1000
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| 148 | #define EXA_PIXMAP_SCORE_INIT 1001
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| 149 |
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| 150 | #define ExaGetPixmapPriv(p) ((ExaPixmapPrivPtr)(p)->devPrivates[exaPixmapPrivateIndex].ptr)
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| 151 | #define ExaSetPixmapPriv(p,a) ((p)->devPrivates[exaPixmapPrivateIndex].ptr = (pointer) (a))
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| 152 | #define ExaPixmapPriv(p) ExaPixmapPrivPtr pExaPixmap = ExaGetPixmapPriv(p)
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| 153 |
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| 154 | typedef struct {
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| 155 | ExaOffscreenArea *area;
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| 156 | int score; /**< score for the move-in vs move-out heuristic */
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| 157 |
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| 158 | CARD8 *sys_ptr; /**< pointer to pixmap data in system memory */
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| 159 | int sys_pitch; /**< pitch of pixmap in system memory */
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| 160 |
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| 161 | CARD8 *fb_ptr; /**< pointer to pixmap data in framebuffer memory */
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| 162 | int fb_pitch; /**< pitch of pixmap in framebuffer memory */
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| 163 | unsigned int fb_size; /**< size of pixmap in framebuffer memory */
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| 164 |
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| 165 | /**
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| 166 | * If area is NULL, then dirty == TRUE means that the pixmap has been
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| 167 | * modified, so the contents are defined. Used to avoid uploads of
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| 168 | * undefined data.
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| 169 | *
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| 170 | * If area is non-NULL, then dirty == TRUE means that the pixmap data at
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| 171 | * pPixmap->devPrivate.ptr (either fb_ptr or sys_ptr) has been changed
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| 172 | * compared to the copy in the other location. This is used to avoid
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| 173 | * uploads/downloads of unmodified data.
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| 174 | */
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| 175 | Bool dirty;
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| 176 | } ExaPixmapPrivRec, *ExaPixmapPrivPtr;
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| 177 |
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| 178 | typedef struct _ExaMigrationRec {
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| 179 | Bool as_dst;
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| 180 | Bool as_src;
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| 181 | PixmapPtr pPix;
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| 182 | } ExaMigrationRec, *ExaMigrationPtr;
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| 183 |
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| 184 | /**
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| 185 | * exaDDXDriverInit must be implemented by the DDX using EXA, and is the place
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| 186 | * to set EXA options or hook in screen functions to handle using EXA as the AA.
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| 187 | */
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| 188 | void exaDDXDriverInit (ScreenPtr pScreen);
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| 189 |
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| 190 | /* exa_unaccel.c */
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| 191 | void
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| 192 | exaPrepareAccessGC(GCPtr pGC);
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| 193 |
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| 194 | void
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| 195 | exaFinishAccessGC(GCPtr pGC);
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| 196 |
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| 197 | void
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| 198 | ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
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| 199 | DDXPointPtr ppt, int *pwidth, int fSorted);
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| 200 |
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| 201 | void
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| 202 | ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
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| 203 | DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
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| 204 |
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| 205 | void
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| 206 | ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
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| 207 | int x, int y, int w, int h, int leftPad, int format,
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| 208 | char *bits);
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| 209 |
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| 210 | RegionPtr
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| 211 | ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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| 212 | int srcx, int srcy, int w, int h, int dstx, int dsty);
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| 213 |
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| 214 | RegionPtr
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| 215 | ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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| 216 | int srcx, int srcy, int w, int h, int dstx, int dsty,
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| 217 | unsigned long bitPlane);
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| 218 |
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| 219 | void
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| 220 | ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
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| 221 | DDXPointPtr pptInit);
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| 222 |
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| 223 | void
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| 224 | ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
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| 225 | int mode, int npt, DDXPointPtr ppt);
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| 226 |
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| 227 | void
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| 228 | ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
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| 229 | int nsegInit, xSegment *pSegInit);
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| 230 |
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| 231 | void
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| 232 | ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
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| 233 | int narcs, xArc *pArcs);
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| 234 |
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| 235 | void
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| 236 | ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
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| 237 | int nrect, xRectangle *prect);
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| 238 |
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| 239 | void
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| 240 | ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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| 241 | int x, int y, unsigned int nglyph,
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| 242 | CharInfoPtr *ppci, pointer pglyphBase);
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| 243 |
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| 244 | void
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| 245 | ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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| 246 | int x, int y, unsigned int nglyph,
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| 247 | CharInfoPtr *ppci, pointer pglyphBase);
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| 248 |
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| 249 | void
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| 250 | ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
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| 251 | DrawablePtr pDrawable,
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| 252 | int w, int h, int x, int y);
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| 253 |
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| 254 | void
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| 255 | ExaCheckGetImage (DrawablePtr pDrawable,
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| 256 | int x, int y, int w, int h,
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| 257 | unsigned int format, unsigned long planeMask,
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| 258 | char *d);
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| 259 |
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| 260 | void
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| 261 | ExaCheckGetSpans (DrawablePtr pDrawable,
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| 262 | int wMax,
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| 263 | DDXPointPtr ppt,
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| 264 | int *pwidth,
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| 265 | int nspans,
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| 266 | char *pdstStart);
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| 267 |
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| 268 | void
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| 269 | ExaCheckSaveAreas (PixmapPtr pPixmap,
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| 270 | RegionPtr prgnSave,
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| 271 | int xorg,
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| 272 | int yorg,
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| 273 | WindowPtr pWin);
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| 274 |
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| 275 | void
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| 276 | ExaCheckRestoreAreas (PixmapPtr pPixmap,
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| 277 | RegionPtr prgnSave,
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| 278 | int xorg,
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| 279 | int yorg,
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| 280 | WindowPtr pWin);
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| 281 |
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| 282 | void
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| 283 | ExaCheckPaintWindow (WindowPtr pWin, RegionPtr pRegion, int what);
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| 284 |
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| 285 | CARD32
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| 286 | exaGetPixmapFirstPixel (PixmapPtr pPixmap);
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| 287 |
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| 288 | /* exa_accel.c */
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| 289 | void
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| 290 | exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
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| 291 |
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| 292 | void
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| 293 | exaPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what);
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| 294 |
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| 295 | void
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| 296 | exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
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| 297 | unsigned int format, unsigned long planeMask, char *d);
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| 298 |
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| 299 | void
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| 300 | exaGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr ppt, int *pwidth,
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| 301 | int nspans, char *pdstStart);
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| 302 |
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| 303 | extern const GCOps exaOps;
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| 304 |
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| 305 | #ifdef RENDER
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| 306 | void
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| 307 | ExaCheckComposite (CARD8 op,
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| 308 | PicturePtr pSrc,
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| 309 | PicturePtr pMask,
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| 310 | PicturePtr pDst,
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| 311 | INT16 xSrc,
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| 312 | INT16 ySrc,
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| 313 | INT16 xMask,
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| 314 | INT16 yMask,
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| 315 | INT16 xDst,
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| 316 | INT16 yDst,
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| 317 | CARD16 width,
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| 318 | CARD16 height);
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| 319 | #endif
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| 320 |
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| 321 | /* exaoffscreen.c */
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| 322 | void
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| 323 | ExaOffscreenMarkUsed (PixmapPtr pPixmap);
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| 324 |
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| 325 | void
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| 326 | ExaOffscreenSwapOut (ScreenPtr pScreen);
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| 327 |
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| 328 | void
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| 329 | ExaOffscreenSwapIn (ScreenPtr pScreen);
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| 330 |
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| 331 | Bool
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| 332 | exaOffscreenInit(ScreenPtr pScreen);
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| 333 |
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| 334 | void
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| 335 | ExaOffscreenFini (ScreenPtr pScreen);
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| 336 |
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| 337 | /* exa.c */
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| 338 | void
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| 339 | exaPrepareAccess(DrawablePtr pDrawable, int index);
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| 340 |
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| 341 | void
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| 342 | exaFinishAccess(DrawablePtr pDrawable, int index);
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| 343 |
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| 344 | void
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| 345 | exaDrawableDirty(DrawablePtr pDrawable);
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| 346 |
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| 347 | Bool
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| 348 | exaDrawableIsOffscreen (DrawablePtr pDrawable);
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| 349 |
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| 350 | Bool
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| 351 | exaPixmapIsOffscreen(PixmapPtr p);
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| 352 |
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| 353 | PixmapPtr
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| 354 | exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp);
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| 355 |
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| 356 | PixmapPtr
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| 357 | exaGetDrawablePixmap(DrawablePtr pDrawable);
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| 358 |
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| 359 | RegionPtr
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| 360 | exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
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| 361 | int srcx, int srcy, int width, int height, int dstx, int dsty);
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| 362 |
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| 363 | void
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| 364 | exaCopyNtoN (DrawablePtr pSrcDrawable,
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| 365 | DrawablePtr pDstDrawable,
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| 366 | GCPtr pGC,
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| 367 | BoxPtr pbox,
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| 368 | int nbox,
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| 369 | int dx,
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| 370 | int dy,
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| 371 | Bool reverse,
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| 372 | Bool upsidedown,
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| 373 | Pixel bitplane,
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| 374 | void *closure);
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| 375 |
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| 376 | /* exa_render.c */
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| 377 | void
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| 378 | exaComposite(CARD8 op,
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| 379 | PicturePtr pSrc,
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| 380 | PicturePtr pMask,
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| 381 | PicturePtr pDst,
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| 382 | INT16 xSrc,
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| 383 | INT16 ySrc,
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| 384 | INT16 xMask,
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| 385 | INT16 yMask,
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| 386 | INT16 xDst,
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| 387 | INT16 yDst,
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| 388 | CARD16 width,
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| 389 | CARD16 height);
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| 390 |
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| 391 | void
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| 392 | exaRasterizeTrapezoid (PicturePtr pPicture, xTrapezoid *trap,
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| 393 | int x_off, int y_off);
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| 394 |
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| 395 | void
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| 396 | exaAddTriangles (PicturePtr pPicture, INT16 x_off, INT16 y_off, int ntri,
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| 397 | xTriangle *tris);
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| 398 |
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| 399 | void
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| 400 | exaGlyphs (CARD8 op,
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| 401 | PicturePtr pSrc,
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| 402 | PicturePtr pDst,
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| 403 | PictFormatPtr maskFormat,
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| 404 | INT16 xSrc,
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| 405 | INT16 ySrc,
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| 406 | int nlist,
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| 407 | GlyphListPtr list,
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| 408 | GlyphPtr *glyphs);
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| 409 |
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| 410 | /* exa_migration.c */
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| 411 | void
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| 412 | exaDoMigration (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
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| 413 |
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| 414 | void
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| 415 | exaMoveInPixmap (PixmapPtr pPixmap);
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| 416 |
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| 417 | void
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| 418 | exaMoveOutPixmap (PixmapPtr pPixmap);
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| 419 |
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| 420 | #endif /* EXAPRIV_H */
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