diff options
Diffstat (limited to 'xorg-server/miext')
| -rw-r--r-- | xorg-server/miext/shadow/shpacked.c | 236 | ||||
| -rw-r--r-- | xorg-server/miext/shadow/shplanar.c | 360 | ||||
| -rw-r--r-- | xorg-server/miext/shadow/shplanar8.c | 350 | ||||
| -rw-r--r-- | xorg-server/miext/shadow/shrotate.c | 626 | ||||
| -rw-r--r-- | xorg-server/miext/shadow/shrotpack.h | 374 | ||||
| -rw-r--r-- | xorg-server/miext/shadow/shrotpackYX.h | 320 |
6 files changed, 1133 insertions, 1133 deletions
diff --git a/xorg-server/miext/shadow/shpacked.c b/xorg-server/miext/shadow/shpacked.c index e5ebbff64..c37dca175 100644 --- a/xorg-server/miext/shadow/shpacked.c +++ b/xorg-server/miext/shadow/shpacked.c @@ -1,118 +1,118 @@ -/*
- *
- * Copyright © 2000 Keith Packard
- *
- * 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.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-void
-shadowUpdatePacked (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- FbBits *shaBase, *shaLine, *sha;
- FbStride shaStride;
- int scrBase, scrLine, scr;
- int shaBpp;
- int shaXoff, shaYoff; /* XXX assumed to be zero */
- int x, y, w, h, width;
- int i;
- FbBits *winBase = NULL, *win;
- CARD32 winSize;
-
- fbGetDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff);
- while (nbox--)
- {
- x = pbox->x1 * shaBpp;
- y = pbox->y1;
- w = (pbox->x2 - pbox->x1) * shaBpp;
- h = pbox->y2 - pbox->y1;
-
- scrLine = (x >> FB_SHIFT);
- shaLine = shaBase + y * shaStride + (x >> FB_SHIFT);
-
- x &= FB_MASK;
- w = (w + x + FB_MASK) >> FB_SHIFT;
-
- while (h--)
- {
- winSize = 0;
- scrBase = 0;
- width = w;
- scr = scrLine;
- sha = shaLine;
- while (width) {
- /* how much remains in this window */
- i = scrBase + winSize - scr;
- if (i <= 0 || scr < scrBase)
- {
- winBase = (FbBits *) (*pBuf->window) (pScreen,
- y,
- scr * sizeof (FbBits),
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- if(!winBase)
- return;
- scrBase = scr;
- winSize /= sizeof (FbBits);
- i = winSize;
- }
- win = winBase + (scr - scrBase);
- if (i > width)
- i = width;
- width -= i;
- scr += i;
-#define PickBit(a,i) (((a) >> (i)) & 1)
- memcpy(win, sha, i * sizeof(FbBits));
- sha += i;
- }
- shaLine += shaStride;
- y++;
- }
- pbox++;
- }
-}
-
-shadowUpdateProc
-shadowUpdatePackedWeak(void) {
- return shadowUpdatePacked;
-}
+/* + * + * Copyright © 2000 Keith Packard + * + * 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. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include <X11/fonts/font.h> +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +void +shadowUpdatePacked (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage (pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + FbBits *shaBase, *shaLine, *sha; + FbStride shaStride; + int scrBase, scrLine, scr; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int x, y, w, h, width; + int i; + FbBits *winBase = NULL, *win; + CARD32 winSize; + + fbGetDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff); + while (nbox--) + { + x = pbox->x1 * shaBpp; + y = pbox->y1; + w = (pbox->x2 - pbox->x1) * shaBpp; + h = pbox->y2 - pbox->y1; + + scrLine = (x >> FB_SHIFT); + shaLine = shaBase + y * shaStride + (x >> FB_SHIFT); + + x &= FB_MASK; + w = (w + x + FB_MASK) >> FB_SHIFT; + + while (h--) + { + winSize = 0; + scrBase = 0; + width = w; + scr = scrLine; + sha = shaLine; + while (width) { + /* how much remains in this window */ + i = scrBase + winSize - scr; + if (i <= 0 || scr < scrBase) + { + winBase = (FbBits *) (*pBuf->window) (pScreen, + y, + scr * sizeof (FbBits), + SHADOW_WINDOW_WRITE, + &winSize, + pBuf->closure); + if(!winBase) + return; + scrBase = scr; + winSize /= sizeof (FbBits); + i = winSize; + } + win = winBase + (scr - scrBase); + if (i > width) + i = width; + width -= i; + scr += i; +#define PickBit(a,i) (((a) >> (i)) & 1) + memcpy(win, sha, i * sizeof(FbBits)); + sha += i; + } + shaLine += shaStride; + y++; + } + pbox++; + } +} + +shadowUpdateProc +shadowUpdatePackedWeak(void) { + return shadowUpdatePacked; +} diff --git a/xorg-server/miext/shadow/shplanar.c b/xorg-server/miext/shadow/shplanar.c index 381eba986..350405186 100644 --- a/xorg-server/miext/shadow/shplanar.c +++ b/xorg-server/miext/shadow/shplanar.c @@ -1,180 +1,180 @@ -/*
- *
- * Copyright © 2000 Keith Packard
- *
- * 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.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-/*
- * 32 4-bit pixels per write
- */
-
-#define PL_SHIFT 7
-#define PL_UNIT (1 << PL_SHIFT)
-#define PL_MASK (PL_UNIT - 1)
-
-/*
- * 32->8 conversion:
- *
- * 7 6 5 4 3 2 1 0
- * A B C D E F G H
- *
- * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
- * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
- * m . . . H . . . G . . . F . . . E . . . D . . . C . . . B . . . A
- * m1 G . . . F . . . E . . . D . . . C . . . B . . . A . . . . . . . m << (7 - (p))
- * m2 . H . . . G . . . F . . . E . . . D . . . C . . . B . . . A . . (m >> (p)) << 2
- * m3 G E C A m1 & 0x80808080
- * m4 H F D B m2 & 0x40404040
- * m5 G H E F C D A B m3 | m4
- * m6 G H E F C D G H A B E F m5 | (m5 >> 20)
- * m7 G H E F C D G H A B C D E F G H m6 | (m6 >> 10)
- */
-
-#if 0
-#define GetBits(p,o,d) {\
- m = sha[o]; \
- m1 = m << (7 - (p)); \
- m2 = (m >> (p)) << 2; \
- m3 = m1 & 0x80808080; \
- m4 = m2 & 0x40404040; \
- m5 = m3 | m4; \
- m6 = m5 | (m5 >> 20); \
- d = m6 | (m6 >> 10); \
-}
-#else
-#define GetBits(p,o,d) {\
- m = sha[o]; \
- m5 = ((m << (7 - (p))) & 0x80808080) | (((m >> (p)) << 2) & 0x40404040); \
- m6 = m5 | (m5 >> 20); \
- d = m6 | (m6 >> 10); \
-}
-#endif
-
-void
-shadowUpdatePlanar4 (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- CARD32 *shaBase, *shaLine, *sha;
- FbStride shaStride;
- int scrBase, scrLine, scr;
- int shaBpp;
- int shaXoff, shaYoff; /* XXX assumed to be zero */
- int x, y, w, h, width;
- int i;
- CARD32 *winBase = NULL, *win;
- CARD32 winSize;
- int plane;
- CARD32 m,m5,m6;
- CARD8 s1, s2, s3, s4;
-
- fbGetStipDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff);
- while (nbox--)
- {
- x = (pbox->x1) * shaBpp;
- y = (pbox->y1);
- w = (pbox->x2 - pbox->x1) * shaBpp;
- h = pbox->y2 - pbox->y1;
-
- w = (w + (x & PL_MASK) + PL_MASK) >> PL_SHIFT;
- x &= ~PL_MASK;
-
- scrLine = (x >> PL_SHIFT);
- shaLine = shaBase + y * shaStride + (x >> FB_SHIFT);
-
- while (h--)
- {
- for (plane = 0; plane < 4; plane++)
- {
- width = w;
- scr = scrLine;
- sha = shaLine;
- winSize = 0;
- scrBase = 0;
- while (width) {
- /* how much remains in this window */
- i = scrBase + winSize - scr;
- if (i <= 0 || scr < scrBase)
- {
- winBase = (CARD32 *) (*pBuf->window) (pScreen,
- y,
- (scr << 4) | (plane),
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- if(!winBase)
- return;
- winSize >>= 2;
- scrBase = scr;
- i = winSize;
- }
- win = winBase + (scr - scrBase);
- if (i > width)
- i = width;
- width -= i;
- scr += i;
-
- while (i--)
- {
- GetBits(plane,0,s1);
- GetBits(plane,1,s2);
- GetBits(plane,2,s3);
- GetBits(plane,3,s4);
- *win++ = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
- sha += 4;
- }
- }
- }
- shaLine += shaStride;
- y++;
- }
- pbox++;
- }
-}
-
-shadowUpdateProc shadowUpdatePlanar4Weak(void) {
- return shadowUpdatePlanar4;
-}
-
-shadowUpdateProc shadowUpdatePlanar4x8Weak(void) {
- return shadowUpdatePlanar4x8;
-}
+/* + * + * Copyright © 2000 Keith Packard + * + * 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. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include <X11/fonts/font.h> +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +/* + * 32 4-bit pixels per write + */ + +#define PL_SHIFT 7 +#define PL_UNIT (1 << PL_SHIFT) +#define PL_MASK (PL_UNIT - 1) + +/* + * 32->8 conversion: + * + * 7 6 5 4 3 2 1 0 + * A B C D E F G H + * + * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * m . . . H . . . G . . . F . . . E . . . D . . . C . . . B . . . A + * m1 G . . . F . . . E . . . D . . . C . . . B . . . A . . . . . . . m << (7 - (p)) + * m2 . H . . . G . . . F . . . E . . . D . . . C . . . B . . . A . . (m >> (p)) << 2 + * m3 G E C A m1 & 0x80808080 + * m4 H F D B m2 & 0x40404040 + * m5 G H E F C D A B m3 | m4 + * m6 G H E F C D G H A B E F m5 | (m5 >> 20) + * m7 G H E F C D G H A B C D E F G H m6 | (m6 >> 10) + */ + +#if 0 +#define GetBits(p,o,d) {\ + m = sha[o]; \ + m1 = m << (7 - (p)); \ + m2 = (m >> (p)) << 2; \ + m3 = m1 & 0x80808080; \ + m4 = m2 & 0x40404040; \ + m5 = m3 | m4; \ + m6 = m5 | (m5 >> 20); \ + d = m6 | (m6 >> 10); \ +} +#else +#define GetBits(p,o,d) {\ + m = sha[o]; \ + m5 = ((m << (7 - (p))) & 0x80808080) | (((m >> (p)) << 2) & 0x40404040); \ + m6 = m5 | (m5 >> 20); \ + d = m6 | (m6 >> 10); \ +} +#endif + +void +shadowUpdatePlanar4 (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage (pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + CARD32 *shaBase, *shaLine, *sha; + FbStride shaStride; + int scrBase, scrLine, scr; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int x, y, w, h, width; + int i; + CARD32 *winBase = NULL, *win; + CARD32 winSize; + int plane; + CARD32 m,m5,m6; + CARD8 s1, s2, s3, s4; + + fbGetStipDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff); + while (nbox--) + { + x = (pbox->x1) * shaBpp; + y = (pbox->y1); + w = (pbox->x2 - pbox->x1) * shaBpp; + h = pbox->y2 - pbox->y1; + + w = (w + (x & PL_MASK) + PL_MASK) >> PL_SHIFT; + x &= ~PL_MASK; + + scrLine = (x >> PL_SHIFT); + shaLine = shaBase + y * shaStride + (x >> FB_SHIFT); + + while (h--) + { + for (plane = 0; plane < 4; plane++) + { + width = w; + scr = scrLine; + sha = shaLine; + winSize = 0; + scrBase = 0; + while (width) { + /* how much remains in this window */ + i = scrBase + winSize - scr; + if (i <= 0 || scr < scrBase) + { + winBase = (CARD32 *) (*pBuf->window) (pScreen, + y, + (scr << 4) | (plane), + SHADOW_WINDOW_WRITE, + &winSize, + pBuf->closure); + if(!winBase) + return; + winSize >>= 2; + scrBase = scr; + i = winSize; + } + win = winBase + (scr - scrBase); + if (i > width) + i = width; + width -= i; + scr += i; + + while (i--) + { + GetBits(plane,0,s1); + GetBits(plane,1,s2); + GetBits(plane,2,s3); + GetBits(plane,3,s4); + *win++ = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); + sha += 4; + } + } + } + shaLine += shaStride; + y++; + } + pbox++; + } +} + +shadowUpdateProc shadowUpdatePlanar4Weak(void) { + return shadowUpdatePlanar4; +} + +shadowUpdateProc shadowUpdatePlanar4x8Weak(void) { + return shadowUpdatePlanar4x8; +} diff --git a/xorg-server/miext/shadow/shplanar8.c b/xorg-server/miext/shadow/shplanar8.c index 640da5e6f..d0648147a 100644 --- a/xorg-server/miext/shadow/shplanar8.c +++ b/xorg-server/miext/shadow/shplanar8.c @@ -1,175 +1,175 @@ -/*
- *
- * Copyright © 2000 Keith Packard
- *
- * 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.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-/*
- * Expose 8bpp depth 4
- */
-
-/*
- * 32->8 conversion:
- *
- * 7 6 5 4 3 2 1 0
- * A B C D E F G H
- *
- * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
- * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
- * m1 D x x x x x x x C x x x x x x x B x x x x x x x A x x x x x x x sha[0] << (7-(p))
- * m2 x x x x H x x x x x x x G x x x x x x x F x x x x x x x E x x x sha[1] << (3-(p))
- * m3 D C B A m1 & 0x80808080
- * m4 H G F E m2 & 0x08080808
- * m5 D H C G B F A E m3 | m4
- * m6 D H C G B F m5 >> 9
- * m7 D H C D G H B C F G A B E F m5 | m6
- * m8 D H C D G H m7 >> 18
- * m9 D H C D G H B C D F G H A B C D E F G H m7 | m8
- */
-
-#define PL_SHIFT 8
-#define PL_UNIT (1 << PL_SHIFT)
-#define PL_MASK (PL_UNIT - 1)
-
-#if 0
-#define GetBits(p,o,d) { \
- CARD32 m1,m2,m3,m4,m5,m6,m7,m8; \
- m1 = sha[o] << (7 - (p)); \
- m2 = sha[(o)+1] << (3 - (p)); \
- m3 = m1 & 0x80808080; \
- m4 = m2 & 0x08080808; \
- m5 = m3 | m4; \
- m6 = m5 >> 9; \
- m7 = m5 | m6; \
- m8 = m7 >> 18; \
- d = m7 | m8; \
-}
-#else
-#define GetBits(p,o,d) { \
- CARD32 m5,m7; \
- m5 = ((sha[o] << (7 - (p))) & 0x80808080) | ((sha[(o)+1] << (3 - (p))) & 0x08080808); \
- m7 = m5 | (m5 >> 9); \
- d = m7 | (m7 >> 18); \
-}
-#endif
-
-void
-shadowUpdatePlanar4x8 (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- CARD32 *shaBase, *shaLine, *sha;
- CARD8 s1, s2, s3, s4;
- FbStride shaStride;
- int scrBase, scrLine, scr;
- int shaBpp;
- int shaXoff, shaYoff; /* XXX assumed to be zero */
- int x, y, w, h, width;
- int i;
- CARD32 *winBase = NULL, *win;
- CARD32 winSize;
- int plane;
-
- fbGetStipDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff);
- while (nbox--)
- {
- x = pbox->x1 * shaBpp;
- y = pbox->y1;
- w = (pbox->x2 - pbox->x1) * shaBpp;
- h = pbox->y2 - pbox->y1;
-
- w = (w + (x & PL_MASK) + PL_MASK) >> PL_SHIFT;
- x &= ~PL_MASK;
-
- scrLine = (x >> PL_SHIFT);
- shaLine = shaBase + y * shaStride + (x >> FB_SHIFT);
-
- while (h--)
- {
- for (plane = 0; plane < 4; plane++)
- {
- width = w;
- scr = scrLine;
- sha = shaLine;
- winSize = 0;
- scrBase = 0;
- while (width) {
- /* how much remains in this window */
- i = scrBase + winSize - scr;
- if (i <= 0 || scr < scrBase)
- {
- winBase = (CARD32 *) (*pBuf->window) (pScreen,
- y,
- (scr << 4) | (plane),
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- if(!winBase)
- return;
- winSize >>= 2;
- scrBase = scr;
- i = winSize;
- }
- win = winBase + (scr - scrBase);
- if (i > width)
- i = width;
- width -= i;
- scr += i;
-
- while (i--)
- {
- GetBits(plane,0,s1);
- GetBits(plane,2,s2);
- GetBits(plane,4,s3);
- GetBits(plane,6,s4);
- *win++ = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
- sha += 8;
- }
- }
- }
- shaLine += shaStride;
- y++;
- }
- pbox++;
- }
-}
-
+/* + * + * Copyright © 2000 Keith Packard + * + * 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. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include <X11/fonts/font.h> +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +/* + * Expose 8bpp depth 4 + */ + +/* + * 32->8 conversion: + * + * 7 6 5 4 3 2 1 0 + * A B C D E F G H + * + * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * m1 D x x x x x x x C x x x x x x x B x x x x x x x A x x x x x x x sha[0] << (7-(p)) + * m2 x x x x H x x x x x x x G x x x x x x x F x x x x x x x E x x x sha[1] << (3-(p)) + * m3 D C B A m1 & 0x80808080 + * m4 H G F E m2 & 0x08080808 + * m5 D H C G B F A E m3 | m4 + * m6 D H C G B F m5 >> 9 + * m7 D H C D G H B C F G A B E F m5 | m6 + * m8 D H C D G H m7 >> 18 + * m9 D H C D G H B C D F G H A B C D E F G H m7 | m8 + */ + +#define PL_SHIFT 8 +#define PL_UNIT (1 << PL_SHIFT) +#define PL_MASK (PL_UNIT - 1) + +#if 0 +#define GetBits(p,o,d) { \ + CARD32 m1,m2,m3,m4,m5,m6,m7,m8; \ + m1 = sha[o] << (7 - (p)); \ + m2 = sha[(o)+1] << (3 - (p)); \ + m3 = m1 & 0x80808080; \ + m4 = m2 & 0x08080808; \ + m5 = m3 | m4; \ + m6 = m5 >> 9; \ + m7 = m5 | m6; \ + m8 = m7 >> 18; \ + d = m7 | m8; \ +} +#else +#define GetBits(p,o,d) { \ + CARD32 m5,m7; \ + m5 = ((sha[o] << (7 - (p))) & 0x80808080) | ((sha[(o)+1] << (3 - (p))) & 0x08080808); \ + m7 = m5 | (m5 >> 9); \ + d = m7 | (m7 >> 18); \ +} +#endif + +void +shadowUpdatePlanar4x8 (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage (pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + CARD32 *shaBase, *shaLine, *sha; + CARD8 s1, s2, s3, s4; + FbStride shaStride; + int scrBase, scrLine, scr; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int x, y, w, h, width; + int i; + CARD32 *winBase = NULL, *win; + CARD32 winSize; + int plane; + + fbGetStipDrawable (&pShadow->drawable, shaBase, shaStride, shaBpp, shaXoff, shaYoff); + while (nbox--) + { + x = pbox->x1 * shaBpp; + y = pbox->y1; + w = (pbox->x2 - pbox->x1) * shaBpp; + h = pbox->y2 - pbox->y1; + + w = (w + (x & PL_MASK) + PL_MASK) >> PL_SHIFT; + x &= ~PL_MASK; + + scrLine = (x >> PL_SHIFT); + shaLine = shaBase + y * shaStride + (x >> FB_SHIFT); + + while (h--) + { + for (plane = 0; plane < 4; plane++) + { + width = w; + scr = scrLine; + sha = shaLine; + winSize = 0; + scrBase = 0; + while (width) { + /* how much remains in this window */ + i = scrBase + winSize - scr; + if (i <= 0 || scr < scrBase) + { + winBase = (CARD32 *) (*pBuf->window) (pScreen, + y, + (scr << 4) | (plane), + SHADOW_WINDOW_WRITE, + &winSize, + pBuf->closure); + if(!winBase) + return; + winSize >>= 2; + scrBase = scr; + i = winSize; + } + win = winBase + (scr - scrBase); + if (i > width) + i = width; + width -= i; + scr += i; + + while (i--) + { + GetBits(plane,0,s1); + GetBits(plane,2,s2); + GetBits(plane,4,s3); + GetBits(plane,6,s4); + *win++ = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); + sha += 8; + } + } + } + shaLine += shaStride; + y++; + } + pbox++; + } +} + diff --git a/xorg-server/miext/shadow/shrotate.c b/xorg-server/miext/shadow/shrotate.c index 13e9682ba..090120387 100644 --- a/xorg-server/miext/shadow/shrotate.c +++ b/xorg-server/miext/shadow/shrotate.c @@ -1,313 +1,313 @@ -/*
- *
- * Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc.
- *
- * 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.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-/*
- * These indicate which way the source (shadow) is scanned when
- * walking the screen in a particular direction
- */
-
-#define LEFT_TO_RIGHT 1
-#define RIGHT_TO_LEFT -1
-#define TOP_TO_BOTTOM 2
-#define BOTTOM_TO_TOP -2
-
-void
-shadowUpdateRotatePacked (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- FbBits *shaBits;
- FbStride shaStride;
- int shaBpp;
- int shaXoff, shaYoff;
- int box_x1, box_x2, box_y1, box_y2;
- int sha_x1 = 0, sha_y1 = 0;
- int scr_x1 = 0, scr_x2 = 0, scr_y1 = 0, scr_y2 = 0, scr_w, scr_h;
- int scr_x, scr_y;
- int w;
- int pixelsPerBits;
- int pixelsMask;
- FbStride shaStepOverY = 0, shaStepDownY = 0;
- FbStride shaStepOverX = 0, shaStepDownX = 0;
- FbBits *shaLine, *sha;
- int shaHeight = pShadow->drawable.height;
- int shaWidth = pShadow->drawable.width;
- FbBits shaMask;
- int shaFirstShift, shaShift;
- int o_x_dir;
- int o_y_dir;
- int x_dir;
- int y_dir;
-
- fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff);
- pixelsPerBits = (sizeof (FbBits) * 8) / shaBpp;
- pixelsMask = ~(pixelsPerBits - 1);
- shaMask = FbBitsMask (FB_UNIT-shaBpp, shaBpp);
- /*
- * Compute rotation related constants to walk the shadow
- */
- o_x_dir = LEFT_TO_RIGHT;
- o_y_dir = TOP_TO_BOTTOM;
- if (pBuf->randr & SHADOW_REFLECT_X)
- o_x_dir = -o_x_dir;
- if (pBuf->randr & SHADOW_REFLECT_Y)
- o_y_dir = -o_y_dir;
- switch (pBuf->randr & (SHADOW_ROTATE_ALL)) {
- case SHADOW_ROTATE_0: /* upper left shadow -> upper left screen */
- default:
- x_dir = o_x_dir;
- y_dir = o_y_dir;
- break;
- case SHADOW_ROTATE_90: /* upper right shadow -> upper left screen */
- x_dir = o_y_dir;
- y_dir = -o_x_dir;
- break;
- case SHADOW_ROTATE_180: /* lower right shadow -> upper left screen */
- x_dir = -o_x_dir;
- y_dir = -o_y_dir;
- break;
- case SHADOW_ROTATE_270: /* lower left shadow -> upper left screen */
- x_dir = -o_y_dir;
- y_dir = o_x_dir;
- break;
- }
- switch (x_dir) {
- case LEFT_TO_RIGHT:
- shaStepOverX = shaBpp;
- shaStepOverY = 0;
- break;
- case TOP_TO_BOTTOM:
- shaStepOverX = 0;
- shaStepOverY = shaStride;
- break;
- case RIGHT_TO_LEFT:
- shaStepOverX = -shaBpp;
- shaStepOverY = 0;
- break;
- case BOTTOM_TO_TOP:
- shaStepOverX = 0;
- shaStepOverY = -shaStride;
- break;
- }
- switch (y_dir) {
- case TOP_TO_BOTTOM:
- shaStepDownX = 0;
- shaStepDownY = shaStride;
- break;
- case RIGHT_TO_LEFT:
- shaStepDownX = -shaBpp;
- shaStepDownY = 0;
- break;
- case BOTTOM_TO_TOP:
- shaStepDownX = 0;
- shaStepDownY = -shaStride;
- break;
- case LEFT_TO_RIGHT:
- shaStepDownX = shaBpp;
- shaStepDownY = 0;
- break;
- }
-
- while (nbox--)
- {
- box_x1 = pbox->x1;
- box_y1 = pbox->y1;
- box_x2 = pbox->x2;
- box_y2 = pbox->y2;
- pbox++;
-
- /*
- * Compute screen and shadow locations for this box
- */
- switch (x_dir) {
- case LEFT_TO_RIGHT:
- scr_x1 = box_x1 & pixelsMask;
- scr_x2 = (box_x2 + pixelsPerBits - 1) & pixelsMask;
-
- sha_x1 = scr_x1;
- break;
- case TOP_TO_BOTTOM:
- scr_x1 = box_y1 & pixelsMask;
- scr_x2 = (box_y2 + pixelsPerBits - 1) & pixelsMask;
-
- sha_y1 = scr_x1;
- break;
- case RIGHT_TO_LEFT:
- scr_x1 = (shaWidth - box_x2) & pixelsMask;
- scr_x2 = (shaWidth - box_x1 + pixelsPerBits - 1) & pixelsMask;
-
- sha_x1 = (shaWidth - scr_x1 - 1);
- break;
- case BOTTOM_TO_TOP:
- scr_x1 = (shaHeight - box_y2) & pixelsMask;
- scr_x2 = (shaHeight - box_y1 + pixelsPerBits - 1) & pixelsMask;
-
- sha_y1 = (shaHeight - scr_x1 - 1);
- break;
- }
- switch (y_dir) {
- case TOP_TO_BOTTOM:
- scr_y1 = box_y1;
- scr_y2 = box_y2;
-
- sha_y1 = scr_y1;
- break;
- case RIGHT_TO_LEFT:
- scr_y1 = (shaWidth - box_x2);
- scr_y2 = (shaWidth - box_x1);
-
- sha_x1 = box_x2 - 1;
- break;
- case BOTTOM_TO_TOP:
- scr_y1 = shaHeight - box_y2;
- scr_y2 = shaHeight - box_y1;
-
- sha_y1 = box_y2 - 1;
- break;
- case LEFT_TO_RIGHT:
- scr_y1 = box_x1;
- scr_y2 = box_x2;
-
- sha_x1 = box_x1;
- break;
- }
- scr_w = ((scr_x2 - scr_x1) * shaBpp) >> FB_SHIFT;
- scr_h = scr_y2 - scr_y1;
- scr_y = scr_y1;
-
- /* shift amount for first pixel on screen */
- shaFirstShift = FB_UNIT - ((sha_x1 * shaBpp) & FB_MASK) - shaBpp;
-
- /* pointer to shadow data first placed on screen */
- shaLine = (shaBits +
- sha_y1 * shaStride +
- ((sha_x1 * shaBpp) >> FB_SHIFT));
-
- /*
- * Copy the bits, always write across the physical frame buffer
- * to take advantage of write combining.
- */
- while (scr_h--)
- {
- int p;
- FbBits bits;
- FbBits *win;
- int i;
- CARD32 winSize;
-
- sha = shaLine;
- shaShift = shaFirstShift;
- w = scr_w;
- scr_x = scr_x1 * shaBpp >> FB_SHIFT;
-
- while (w)
- {
- /*
- * Map some of this line
- */
- win = (FbBits *) (*pBuf->window) (pScreen,
- scr_y,
- scr_x << 2,
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- i = (winSize >> 2);
- if (i > w)
- i = w;
- w -= i;
- scr_x += i;
- /*
- * Copy the portion of the line mapped
- */
- while (i--)
- {
- bits = 0;
- p = pixelsPerBits;
- /*
- * Build one word of output from multiple inputs
- *
- * Note that for 90/270 rotations, this will walk
- * down the shadow hitting each scanline once.
- * This is probably not very efficient.
- */
- while (p--)
- {
- bits = FbScrLeft(bits, shaBpp);
- bits |= FbScrRight (*sha, shaShift) & shaMask;
-
- shaShift -= shaStepOverX;
- if (shaShift >= FB_UNIT)
- {
- shaShift -= FB_UNIT;
- sha--;
- }
- else if (shaShift < 0)
- {
- shaShift += FB_UNIT;
- sha++;
- }
- sha += shaStepOverY;
- }
- *win++ = bits;
- }
- }
- scr_y++;
- shaFirstShift -= shaStepDownX;
- if (shaFirstShift >= FB_UNIT)
- {
- shaFirstShift -= FB_UNIT;
- shaLine--;
- }
- else if (shaFirstShift < 0)
- {
- shaFirstShift += FB_UNIT;
- shaLine++;
- }
- shaLine += shaStepDownY;
- }
- }
-}
-
-shadowUpdateProc shadowUpdateRotatePackedWeak(void) {
- return shadowUpdateRotatePacked;
-}
+/* + * + * Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc. + * + * 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. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include <X11/fonts/font.h> +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +/* + * These indicate which way the source (shadow) is scanned when + * walking the screen in a particular direction + */ + +#define LEFT_TO_RIGHT 1 +#define RIGHT_TO_LEFT -1 +#define TOP_TO_BOTTOM 2 +#define BOTTOM_TO_TOP -2 + +void +shadowUpdateRotatePacked (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage (pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + FbBits *shaBits; + FbStride shaStride; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int box_x1, box_x2, box_y1, box_y2; + int sha_x1 = 0, sha_y1 = 0; + int scr_x1 = 0, scr_x2 = 0, scr_y1 = 0, scr_y2 = 0, scr_w, scr_h; + int scr_x, scr_y; + int w; + int pixelsPerBits; + int pixelsMask; + FbStride shaStepOverY = 0, shaStepDownY = 0; + FbStride shaStepOverX = 0, shaStepDownX = 0; + FbBits *shaLine, *sha; + int shaHeight = pShadow->drawable.height; + int shaWidth = pShadow->drawable.width; + FbBits shaMask; + int shaFirstShift, shaShift; + int o_x_dir; + int o_y_dir; + int x_dir; + int y_dir; + + fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff); + pixelsPerBits = (sizeof (FbBits) * 8) / shaBpp; + pixelsMask = ~(pixelsPerBits - 1); + shaMask = FbBitsMask (FB_UNIT-shaBpp, shaBpp); + /* + * Compute rotation related constants to walk the shadow + */ + o_x_dir = LEFT_TO_RIGHT; + o_y_dir = TOP_TO_BOTTOM; + if (pBuf->randr & SHADOW_REFLECT_X) + o_x_dir = -o_x_dir; + if (pBuf->randr & SHADOW_REFLECT_Y) + o_y_dir = -o_y_dir; + switch (pBuf->randr & (SHADOW_ROTATE_ALL)) { + case SHADOW_ROTATE_0: /* upper left shadow -> upper left screen */ + default: + x_dir = o_x_dir; + y_dir = o_y_dir; + break; + case SHADOW_ROTATE_90: /* upper right shadow -> upper left screen */ + x_dir = o_y_dir; + y_dir = -o_x_dir; + break; + case SHADOW_ROTATE_180: /* lower right shadow -> upper left screen */ + x_dir = -o_x_dir; + y_dir = -o_y_dir; + break; + case SHADOW_ROTATE_270: /* lower left shadow -> upper left screen */ + x_dir = -o_y_dir; + y_dir = o_x_dir; + break; + } + switch (x_dir) { + case LEFT_TO_RIGHT: + shaStepOverX = shaBpp; + shaStepOverY = 0; + break; + case TOP_TO_BOTTOM: + shaStepOverX = 0; + shaStepOverY = shaStride; + break; + case RIGHT_TO_LEFT: + shaStepOverX = -shaBpp; + shaStepOverY = 0; + break; + case BOTTOM_TO_TOP: + shaStepOverX = 0; + shaStepOverY = -shaStride; + break; + } + switch (y_dir) { + case TOP_TO_BOTTOM: + shaStepDownX = 0; + shaStepDownY = shaStride; + break; + case RIGHT_TO_LEFT: + shaStepDownX = -shaBpp; + shaStepDownY = 0; + break; + case BOTTOM_TO_TOP: + shaStepDownX = 0; + shaStepDownY = -shaStride; + break; + case LEFT_TO_RIGHT: + shaStepDownX = shaBpp; + shaStepDownY = 0; + break; + } + + while (nbox--) + { + box_x1 = pbox->x1; + box_y1 = pbox->y1; + box_x2 = pbox->x2; + box_y2 = pbox->y2; + pbox++; + + /* + * Compute screen and shadow locations for this box + */ + switch (x_dir) { + case LEFT_TO_RIGHT: + scr_x1 = box_x1 & pixelsMask; + scr_x2 = (box_x2 + pixelsPerBits - 1) & pixelsMask; + + sha_x1 = scr_x1; + break; + case TOP_TO_BOTTOM: + scr_x1 = box_y1 & pixelsMask; + scr_x2 = (box_y2 + pixelsPerBits - 1) & pixelsMask; + + sha_y1 = scr_x1; + break; + case RIGHT_TO_LEFT: + scr_x1 = (shaWidth - box_x2) & pixelsMask; + scr_x2 = (shaWidth - box_x1 + pixelsPerBits - 1) & pixelsMask; + + sha_x1 = (shaWidth - scr_x1 - 1); + break; + case BOTTOM_TO_TOP: + scr_x1 = (shaHeight - box_y2) & pixelsMask; + scr_x2 = (shaHeight - box_y1 + pixelsPerBits - 1) & pixelsMask; + + sha_y1 = (shaHeight - scr_x1 - 1); + break; + } + switch (y_dir) { + case TOP_TO_BOTTOM: + scr_y1 = box_y1; + scr_y2 = box_y2; + + sha_y1 = scr_y1; + break; + case RIGHT_TO_LEFT: + scr_y1 = (shaWidth - box_x2); + scr_y2 = (shaWidth - box_x1); + + sha_x1 = box_x2 - 1; + break; + case BOTTOM_TO_TOP: + scr_y1 = shaHeight - box_y2; + scr_y2 = shaHeight - box_y1; + + sha_y1 = box_y2 - 1; + break; + case LEFT_TO_RIGHT: + scr_y1 = box_x1; + scr_y2 = box_x2; + + sha_x1 = box_x1; + break; + } + scr_w = ((scr_x2 - scr_x1) * shaBpp) >> FB_SHIFT; + scr_h = scr_y2 - scr_y1; + scr_y = scr_y1; + + /* shift amount for first pixel on screen */ + shaFirstShift = FB_UNIT - ((sha_x1 * shaBpp) & FB_MASK) - shaBpp; + + /* pointer to shadow data first placed on screen */ + shaLine = (shaBits + + sha_y1 * shaStride + + ((sha_x1 * shaBpp) >> FB_SHIFT)); + + /* + * Copy the bits, always write across the physical frame buffer + * to take advantage of write combining. + */ + while (scr_h--) + { + int p; + FbBits bits; + FbBits *win; + int i; + CARD32 winSize; + + sha = shaLine; + shaShift = shaFirstShift; + w = scr_w; + scr_x = scr_x1 * shaBpp >> FB_SHIFT; + + while (w) + { + /* + * Map some of this line + */ + win = (FbBits *) (*pBuf->window) (pScreen, + scr_y, + scr_x << 2, + SHADOW_WINDOW_WRITE, + &winSize, + pBuf->closure); + i = (winSize >> 2); + if (i > w) + i = w; + w -= i; + scr_x += i; + /* + * Copy the portion of the line mapped + */ + while (i--) + { + bits = 0; + p = pixelsPerBits; + /* + * Build one word of output from multiple inputs + * + * Note that for 90/270 rotations, this will walk + * down the shadow hitting each scanline once. + * This is probably not very efficient. + */ + while (p--) + { + bits = FbScrLeft(bits, shaBpp); + bits |= FbScrRight (*sha, shaShift) & shaMask; + + shaShift -= shaStepOverX; + if (shaShift >= FB_UNIT) + { + shaShift -= FB_UNIT; + sha--; + } + else if (shaShift < 0) + { + shaShift += FB_UNIT; + sha++; + } + sha += shaStepOverY; + } + *win++ = bits; + } + } + scr_y++; + shaFirstShift -= shaStepDownX; + if (shaFirstShift >= FB_UNIT) + { + shaFirstShift -= FB_UNIT; + shaLine--; + } + else if (shaFirstShift < 0) + { + shaFirstShift += FB_UNIT; + shaLine++; + } + shaLine += shaStepDownY; + } + } +} + +shadowUpdateProc shadowUpdateRotatePackedWeak(void) { + return shadowUpdateRotatePacked; +} diff --git a/xorg-server/miext/shadow/shrotpack.h b/xorg-server/miext/shadow/shrotpack.h index 1a8af6200..16afff184 100644 --- a/xorg-server/miext/shadow/shrotpack.h +++ b/xorg-server/miext/shadow/shrotpack.h @@ -1,187 +1,187 @@ -/*
- *
- * Copyright © 2000 Keith Packard
- *
- * 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.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-/*
- * Thanks to Daniel Chemko <dchemko@intrinsyc.com> for making the 90 and 180
- * orientations work.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include <X11/fonts/font.h>
-#include "dixfontstr.h"
-#include <X11/fonts/fontstruct.h>
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-#define DANDEBUG 0
-
-#if ROTATE == 270
-
-#define SCRLEFT(x,y,w,h) (pScreen->height - ((y) + (h)))
-#define SCRY(x,y,w,h) (x)
-#define SCRWIDTH(x,y,w,h) (h)
-#define FIRSTSHA(x,y,w,h) (((y) + (h) - 1) * shaStride + (x))
-#define STEPDOWN(x,y,w,h) ((w)--)
-#define NEXTY(x,y,w,h) ((x)++)
-#define SHASTEPX(stride) -(stride)
-#define SHASTEPY(stride) (1)
-
-#elif ROTATE == 90
-
-#define SCRLEFT(x,y,w,h) (y)
-#define SCRY(x,y,w,h) (pScreen->width - ((x) + (w)) - 1)
-#define SCRWIDTH(x,y,w,h) (h)
-#define FIRSTSHA(x,y,w,h) ((y) * shaStride + (x + w - 1))
-#define STEPDOWN(x,y,w,h) ((w)--)
-#define NEXTY(x,y,w,h) ((void)(x))
-#define SHASTEPX(stride) (stride)
-#define SHASTEPY(stride) (-1)
-
-#elif ROTATE == 180
-
-#define SCRLEFT(x,y,w,h) (pScreen->width - ((x) + (w)))
-#define SCRY(x,y,w,h) (pScreen->height - ((y) + (h)) - 1)
-#define SCRWIDTH(x,y,w,h) (w)
-#define FIRSTSHA(x,y,w,h) ((y + h - 1) * shaStride + (x + w - 1))
-#define STEPDOWN(x,y,w,h) ((h)--)
-#define NEXTY(x,y,w,h) ((void)(y))
-#define SHASTEPX(stride) (-1)
-#define SHASTEPY(stride) -(stride)
-
-#else
-
-#define SCRLEFT(x,y,w,h) (x)
-#define SCRY(x,y,w,h) (y)
-#define SCRWIDTH(x,y,w,h) (w)
-#define FIRSTSHA(x,y,w,h) ((y) * shaStride + (x))
-#define STEPDOWN(x,y,w,h) ((h)--)
-#define NEXTY(x,y,w,h) ((y)++)
-#define SHASTEPX(stride) (1)
-#define SHASTEPY(stride) (stride)
-
-#endif
-
-void
-FUNC (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- FbBits *shaBits;
- Data *shaBase, *shaLine, *sha;
- FbStride shaStride;
- int scrBase, scrLine, scr;
- int shaBpp;
- int shaXoff, shaYoff; /* XXX assumed to be zero */
- int x, y, w, h, width;
- int i;
- Data *winBase = NULL, *win;
- CARD32 winSize;
-
- fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff);
- shaBase = (Data *) shaBits;
- shaStride = shaStride * sizeof (FbBits) / sizeof (Data);
-#if (DANDEBUG > 1)
- ErrorF ("-> Entering Shadow Update:\r\n |- Origins: pShadow=%x, pScreen=%x, damage=%x\r\n |- Metrics: shaStride=%d, shaBase=%x, shaBpp=%d\r\n | \n", pShadow, pScreen, damage, shaStride, shaBase, shaBpp);
-#endif
- while (nbox--)
- {
- x = pbox->x1;
- y = pbox->y1;
- w = (pbox->x2 - pbox->x1);
- h = pbox->y2 - pbox->y1;
-
-#if (DANDEBUG > 2)
- ErrorF (" |-> Redrawing box - Metrics: X=%d, Y=%d, Width=%d, Height=%d\n", x, y, w, h);
-#endif
- scrLine = SCRLEFT(x,y,w,h);
- shaLine = shaBase + FIRSTSHA(x,y,w,h);
-
- while (STEPDOWN(x,y,w,h))
- {
- winSize = 0;
- scrBase = 0;
- width = SCRWIDTH(x,y,w,h);
- scr = scrLine;
- sha = shaLine;
-#if (DANDEBUG > 3)
- ErrorF (" | |-> StepDown - Metrics: width=%d, scr=%x, sha=%x\n", width, scr, sha);
-#endif
- while (width)
- {
- /* how much remains in this window */
- i = scrBase + winSize - scr;
- if (i <= 0 || scr < scrBase)
- {
- winBase = (Data *) (*pBuf->window) (pScreen,
- SCRY(x,y,w,h),
- scr * sizeof (Data),
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- if(!winBase)
- return;
- scrBase = scr;
- winSize /= sizeof (Data);
- i = winSize;
-#if(DANDEBUG > 4)
- ErrorF (" | | |-> Starting New Line - Metrics: winBase=%x, scrBase=%x, winSize=%d\r\n | | | Xstride=%d, Ystride=%d, w=%d h=%d\n", winBase, scrBase, winSize, SHASTEPX(shaStride), SHASTEPY(shaStride), w, h);
-#endif
- }
- win = winBase + (scr - scrBase);
- if (i > width)
- i = width;
- width -= i;
- scr += i;
-#if(DANDEBUG > 5)
- ErrorF (" | | |-> Writing Line - Metrics: win=%x, sha=%x\n", win, sha);
-#endif
- while (i--)
- {
-#if(DANDEBUG > 6)
- ErrorF (" | | |-> Writing Pixel - Metrics: win=%x, sha=%d, remaining=%d\n", win, sha, i);
-#endif
- *win++ = *sha;
- sha += SHASTEPX(shaStride);
- } /* i */
- } /* width */
- shaLine += SHASTEPY(shaStride);
- NEXTY(x,y,w,h);
- } /* STEPDOWN */
- pbox++;
- } /* nbox */
-}
+/* + * + * Copyright © 2000 Keith Packard + * + * 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. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +/* + * Thanks to Daniel Chemko <dchemko@intrinsyc.com> for making the 90 and 180 + * orientations work. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include <X11/fonts/font.h> +#include "dixfontstr.h" +#include <X11/fonts/fontstruct.h> +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +#define DANDEBUG 0 + +#if ROTATE == 270 + +#define SCRLEFT(x,y,w,h) (pScreen->height - ((y) + (h))) +#define SCRY(x,y,w,h) (x) +#define SCRWIDTH(x,y,w,h) (h) +#define FIRSTSHA(x,y,w,h) (((y) + (h) - 1) * shaStride + (x)) +#define STEPDOWN(x,y,w,h) ((w)--) +#define NEXTY(x,y,w,h) ((x)++) +#define SHASTEPX(stride) -(stride) +#define SHASTEPY(stride) (1) + +#elif ROTATE == 90 + +#define SCRLEFT(x,y,w,h) (y) +#define SCRY(x,y,w,h) (pScreen->width - ((x) + (w)) - 1) +#define SCRWIDTH(x,y,w,h) (h) +#define FIRSTSHA(x,y,w,h) ((y) * shaStride + (x + w - 1)) +#define STEPDOWN(x,y,w,h) ((w)--) +#define NEXTY(x,y,w,h) ((void)(x)) +#define SHASTEPX(stride) (stride) +#define SHASTEPY(stride) (-1) + +#elif ROTATE == 180 + +#define SCRLEFT(x,y,w,h) (pScreen->width - ((x) + (w))) +#define SCRY(x,y,w,h) (pScreen->height - ((y) + (h)) - 1) +#define SCRWIDTH(x,y,w,h) (w) +#define FIRSTSHA(x,y,w,h) ((y + h - 1) * shaStride + (x + w - 1)) +#define STEPDOWN(x,y,w,h) ((h)--) +#define NEXTY(x,y,w,h) ((void)(y)) +#define SHASTEPX(stride) (-1) +#define SHASTEPY(stride) -(stride) + +#else + +#define SCRLEFT(x,y,w,h) (x) +#define SCRY(x,y,w,h) (y) +#define SCRWIDTH(x,y,w,h) (w) +#define FIRSTSHA(x,y,w,h) ((y) * shaStride + (x)) +#define STEPDOWN(x,y,w,h) ((h)--) +#define NEXTY(x,y,w,h) ((y)++) +#define SHASTEPX(stride) (1) +#define SHASTEPY(stride) (stride) + +#endif + +void +FUNC (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage (pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + FbBits *shaBits; + Data *shaBase, *shaLine, *sha; + FbStride shaStride; + int scrBase, scrLine, scr; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int x, y, w, h, width; + int i; + Data *winBase = NULL, *win; + CARD32 winSize; + + fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff); + shaBase = (Data *) shaBits; + shaStride = shaStride * sizeof (FbBits) / sizeof (Data); +#if (DANDEBUG > 1) + ErrorF ("-> Entering Shadow Update:\r\n |- Origins: pShadow=%x, pScreen=%x, damage=%x\r\n |- Metrics: shaStride=%d, shaBase=%x, shaBpp=%d\r\n | \n", pShadow, pScreen, damage, shaStride, shaBase, shaBpp); +#endif + while (nbox--) + { + x = pbox->x1; + y = pbox->y1; + w = (pbox->x2 - pbox->x1); + h = pbox->y2 - pbox->y1; + +#if (DANDEBUG > 2) + ErrorF (" |-> Redrawing box - Metrics: X=%d, Y=%d, Width=%d, Height=%d\n", x, y, w, h); +#endif + scrLine = SCRLEFT(x,y,w,h); + shaLine = shaBase + FIRSTSHA(x,y,w,h); + + while (STEPDOWN(x,y,w,h)) + { + winSize = 0; + scrBase = 0; + width = SCRWIDTH(x,y,w,h); + scr = scrLine; + sha = shaLine; +#if (DANDEBUG > 3) + ErrorF (" | |-> StepDown - Metrics: width=%d, scr=%x, sha=%x\n", width, scr, sha); +#endif + while (width) + { + /* how much remains in this window */ + i = scrBase + winSize - scr; + if (i <= 0 || scr < scrBase) + { + winBase = (Data *) (*pBuf->window) (pScreen, + SCRY(x,y,w,h), + scr * sizeof (Data), + SHADOW_WINDOW_WRITE, + &winSize, + pBuf->closure); + if(!winBase) + return; + scrBase = scr; + winSize /= sizeof (Data); + i = winSize; +#if(DANDEBUG > 4) + ErrorF (" | | |-> Starting New Line - Metrics: winBase=%x, scrBase=%x, winSize=%d\r\n | | | Xstride=%d, Ystride=%d, w=%d h=%d\n", winBase, scrBase, winSize, SHASTEPX(shaStride), SHASTEPY(shaStride), w, h); +#endif + } + win = winBase + (scr - scrBase); + if (i > width) + i = width; + width -= i; + scr += i; +#if(DANDEBUG > 5) + ErrorF (" | | |-> Writing Line - Metrics: win=%x, sha=%x\n", win, sha); +#endif + while (i--) + { +#if(DANDEBUG > 6) + ErrorF (" | | |-> Writing Pixel - Metrics: win=%x, sha=%d, remaining=%d\n", win, sha, i); +#endif + *win++ = *sha; + sha += SHASTEPX(shaStride); + } /* i */ + } /* width */ + shaLine += SHASTEPY(shaStride); + NEXTY(x,y,w,h); + } /* STEPDOWN */ + pbox++; + } /* nbox */ +} diff --git a/xorg-server/miext/shadow/shrotpackYX.h b/xorg-server/miext/shadow/shrotpackYX.h index 7005b1457..d7b01ec2a 100644 --- a/xorg-server/miext/shadow/shrotpackYX.h +++ b/xorg-server/miext/shadow/shrotpackYX.h @@ -1,160 +1,160 @@ -/*
- * Copyright © 2004 Philip Blundell
- *
- * 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 Philip Blundell not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Philip Blundell makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * PHILIP BLUNDELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL PHILIP BLUNDELL 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.
- */
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "dixfontstr.h"
-#include "mi.h"
-#include "regionstr.h"
-#include "globals.h"
-#include "gcstruct.h"
-#include "shadow.h"
-#include "fb.h"
-
-#if ROTATE == 270
-
-#define WINSTEPX(stride) (stride)
-#define WINSTART(x,y) (((pScreen->height - 1) - y) + (x * winStride))
-#define WINSTEPY() -1
-
-#elif ROTATE == 90
-
-#define WINSTEPX(stride) (-stride)
-#define WINSTEPY() 1
-#define WINSTART(x,y) (((pScreen->width - 1 - x) * winStride) + y)
-
-#else
-
-#error This rotation is not supported here
-
-#endif
-
-#ifdef __arm__
-#define PREFETCH
-#endif
-
-void
-FUNC (ScreenPtr pScreen,
- shadowBufPtr pBuf);
-
-void
-FUNC (ScreenPtr pScreen,
- shadowBufPtr pBuf)
-{
- RegionPtr damage = shadowDamage(pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- FbBits *shaBits;
- Data *shaBase, *shaLine, *sha;
- FbStride shaStride, winStride;
- int shaBpp;
- int shaXoff, shaYoff; /* XXX assumed to be zero */
- int x, y, w, h;
- Data *winBase, *win, *winLine;
- CARD32 winSize;
-
- fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff);
- shaBase = (Data *) shaBits;
- shaStride = shaStride * sizeof (FbBits) / sizeof (Data);
-
- winBase = (Data *) (*pBuf->window) (pScreen, 0, 0,
- SHADOW_WINDOW_WRITE,
- &winSize, pBuf->closure);
- winStride = (Data *) (*pBuf->window) (pScreen, 1, 0,
- SHADOW_WINDOW_WRITE,
- &winSize, pBuf->closure) - winBase;
-
- while (nbox--)
- {
- x = pbox->x1;
- y = pbox->y1;
- w = (pbox->x2 - pbox->x1);
- h = pbox->y2 - pbox->y1;
-
- shaLine = shaBase + (y * shaStride) + x;
-#ifdef PREFETCH
- __builtin_prefetch (shaLine);
-#endif
- winLine = winBase + WINSTART(x, y);
-
- while (h--)
- {
- sha = shaLine;
- win = winLine;
-
- while (sha < (shaLine + w - 16))
- {
-#ifdef PREFETCH
- __builtin_prefetch (sha + shaStride);
-#endif
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
-
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
-
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
-
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- *win = *sha++;
- win += WINSTEPX(winStride);
- }
-
- while (sha < (shaLine + w))
- {
- *win = *sha++;
- win += WINSTEPX(winStride);
- }
-
- y++;
- shaLine += shaStride;
- winLine += WINSTEPY();
- }
- pbox++;
- } /* nbox */
-}
+/* + * Copyright © 2004 Philip Blundell + * + * 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 Philip Blundell not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Philip Blundell makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * PHILIP BLUNDELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL PHILIP BLUNDELL 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. + */ + +#include <X11/X.h> +#include "scrnintstr.h" +#include "windowstr.h" +#include "dixfontstr.h" +#include "mi.h" +#include "regionstr.h" +#include "globals.h" +#include "gcstruct.h" +#include "shadow.h" +#include "fb.h" + +#if ROTATE == 270 + +#define WINSTEPX(stride) (stride) +#define WINSTART(x,y) (((pScreen->height - 1) - y) + (x * winStride)) +#define WINSTEPY() -1 + +#elif ROTATE == 90 + +#define WINSTEPX(stride) (-stride) +#define WINSTEPY() 1 +#define WINSTART(x,y) (((pScreen->width - 1 - x) * winStride) + y) + +#else + +#error This rotation is not supported here + +#endif + +#ifdef __arm__ +#define PREFETCH +#endif + +void +FUNC (ScreenPtr pScreen, + shadowBufPtr pBuf); + +void +FUNC (ScreenPtr pScreen, + shadowBufPtr pBuf) +{ + RegionPtr damage = shadowDamage(pBuf); + PixmapPtr pShadow = pBuf->pPixmap; + int nbox = RegionNumRects (damage); + BoxPtr pbox = RegionRects (damage); + FbBits *shaBits; + Data *shaBase, *shaLine, *sha; + FbStride shaStride, winStride; + int shaBpp; + _X_UNUSED int shaXoff, shaYoff; + int x, y, w, h; + Data *winBase, *win, *winLine; + CARD32 winSize; + + fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff); + shaBase = (Data *) shaBits; + shaStride = shaStride * sizeof (FbBits) / sizeof (Data); + + winBase = (Data *) (*pBuf->window) (pScreen, 0, 0, + SHADOW_WINDOW_WRITE, + &winSize, pBuf->closure); + winStride = (Data *) (*pBuf->window) (pScreen, 1, 0, + SHADOW_WINDOW_WRITE, + &winSize, pBuf->closure) - winBase; + + while (nbox--) + { + x = pbox->x1; + y = pbox->y1; + w = (pbox->x2 - pbox->x1); + h = pbox->y2 - pbox->y1; + + shaLine = shaBase + (y * shaStride) + x; +#ifdef PREFETCH + __builtin_prefetch (shaLine); +#endif + winLine = winBase + WINSTART(x, y); + + while (h--) + { + sha = shaLine; + win = winLine; + + while (sha < (shaLine + w - 16)) + { +#ifdef PREFETCH + __builtin_prefetch (sha + shaStride); +#endif + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + *win = *sha++; + win += WINSTEPX(winStride); + } + + while (sha < (shaLine + w)) + { + *win = *sha++; + win += WINSTEPX(winStride); + } + + y++; + shaLine += shaStride; + winLine += WINSTEPY(); + } + pbox++; + } /* nbox */ +} |