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Diffstat (limited to 'xorg-server/miext/shadow/shrotpack.h')
-rw-r--r--xorg-server/miext/shadow/shrotpack.h374
1 files changed, 187 insertions, 187 deletions
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 */
+}
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