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/*
* Copyright © 1998 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 "fb.h"
/* Compatibility wrapper, to be removed at next ABI change. */
void
fbCopyRegion (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
RegionPtr pDstRegion,
int dx,
int dy,
fbCopyProc copyProc,
Pixel bitPlane,
void *closure)
{
miCopyRegion(pSrcDrawable, pDstDrawable, pGC, pDstRegion, dx, dy, copyProc, bitPlane, closure);
}
/* Compatibility wrapper, to be removed at next ABI change. */
RegionPtr
fbDoCopy (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
int xIn,
int yIn,
int widthSrc,
int heightSrc,
int xOut,
int yOut,
fbCopyProc copyProc,
Pixel bitPlane,
void *closure)
{
return miDoCopy(pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, copyProc, bitPlane, closure);
}
void
fbCopyNtoN (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
CARD8 alu = pGC ? pGC->alu : GXcopy;
FbBits pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES;
FbBits *src;
FbStride srcStride;
int srcBpp;
int srcXoff, srcYoff;
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
while (nbox--)
{
#ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */
if (pm == FB_ALLONES && alu == GXcopy && !reverse &&
!upsidedown)
{
if (!pixman_blt ((uint32_t *)src, (uint32_t *)dst, srcStride, dstStride, srcBpp, dstBpp,
(pbox->x1 + dx + srcXoff),
(pbox->y1 + dy + srcYoff),
(pbox->x1 + dstXoff),
(pbox->y1 + dstYoff),
(pbox->x2 - pbox->x1),
(pbox->y2 - pbox->y1)))
goto fallback;
else
goto next;
}
fallback:
#endif
fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
srcStride,
(pbox->x1 + dx + srcXoff) * srcBpp,
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
(pbox->x2 - pbox->x1) * dstBpp,
(pbox->y2 - pbox->y1),
alu,
pm,
dstBpp,
reverse,
upsidedown);
#ifndef FB_ACCESS_WRAPPER
next:
#endif
pbox++;
}
fbFinishAccess (pDstDrawable);
fbFinishAccess (pSrcDrawable);
}
void
fbCopy1toN (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
FbBits *src;
FbStride srcStride;
int srcBpp;
int srcXoff, srcYoff;
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
while (nbox--)
{
if (dstBpp == 1)
{
fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
srcStride,
(pbox->x1 + dx + srcXoff) * srcBpp,
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
(pbox->x2 - pbox->x1) * dstBpp,
(pbox->y2 - pbox->y1),
FbOpaqueStipple1Rop(pGC->alu,
pGC->fgPixel,pGC->bgPixel),
pPriv->pm,
dstBpp,
reverse,
upsidedown);
}
else
{
fbBltOne ((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride),
srcStride*(FB_UNIT/FB_STIP_UNIT),
(pbox->x1 + dx + srcXoff),
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
dstBpp,
(pbox->x2 - pbox->x1) * dstBpp,
(pbox->y2 - pbox->y1),
pPriv->and, pPriv->xor,
pPriv->bgand, pPriv->bgxor);
}
pbox++;
}
fbFinishAccess (pDstDrawable);
fbFinishAccess (pSrcDrawable);
}
void
fbCopyNto1 (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
while (nbox--)
{
if (pDstDrawable->bitsPerPixel == 1)
{
FbBits *src;
FbStride srcStride;
int srcBpp;
int srcXoff, srcYoff;
FbStip *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
fbGetStipDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
srcStride,
(pbox->x1 + dx + srcXoff) * srcBpp,
srcBpp,
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
(pbox->x2 - pbox->x1) * srcBpp,
(pbox->y2 - pbox->y1),
(FbStip) pPriv->and, (FbStip) pPriv->xor,
(FbStip) pPriv->bgand, (FbStip) pPriv->bgxor,
bitplane);
fbFinishAccess (pDstDrawable);
fbFinishAccess (pSrcDrawable);
}
else
{
FbBits *src;
FbStride srcStride;
int srcBpp;
int srcXoff, srcYoff;
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
FbStip *tmp;
FbStride tmpStride;
int width, height;
width = pbox->x2 - pbox->x1;
height = pbox->y2 - pbox->y1;
tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT);
tmp = malloc(tmpStride * height * sizeof (FbStip));
if (!tmp)
return;
fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
srcStride,
(pbox->x1 + dx + srcXoff) * srcBpp,
srcBpp,
tmp,
tmpStride,
0,
width * srcBpp,
height,
fbAndStip(GXcopy,FB_ALLONES,FB_ALLONES),
fbXorStip(GXcopy,FB_ALLONES,FB_ALLONES),
fbAndStip(GXcopy,0,FB_ALLONES),
fbXorStip(GXcopy,0,FB_ALLONES),
bitplane);
fbBltOne (tmp,
tmpStride,
0,
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
dstBpp,
width * dstBpp,
height,
pPriv->and, pPriv->xor,
pPriv->bgand, pPriv->bgxor);
free(tmp);
fbFinishAccess (pDstDrawable);
fbFinishAccess (pSrcDrawable);
}
pbox++;
}
}
RegionPtr
fbCopyArea (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
int xIn,
int yIn,
int widthSrc,
int heightSrc,
int xOut,
int yOut)
{
miCopyProc copy;
#ifdef FB_24_32BIT
if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
copy = fb24_32CopyMtoN;
else
#endif
copy = fbCopyNtoN;
return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
widthSrc, heightSrc, xOut, yOut, copy, 0, 0);
}
RegionPtr
fbCopyPlane (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
int xIn,
int yIn,
int widthSrc,
int heightSrc,
int xOut,
int yOut,
unsigned long bitplane)
{
if (pSrcDrawable->bitsPerPixel > 1)
return miDoCopy (pSrcDrawable, pDstDrawable, pGC,
xIn, yIn, widthSrc, heightSrc,
xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0);
else if (bitplane & 1)
return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
widthSrc, heightSrc, xOut, yOut, fbCopy1toN,
(Pixel) bitplane, 0);
else
return miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
xIn, yIn,
widthSrc,
heightSrc,
xOut, yOut, bitplane);
}
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