diff options
Diffstat (limited to 'xorg-server/miext/rootless/accel/rlCopy.c')
-rw-r--r-- | xorg-server/miext/rootless/accel/rlCopy.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/xorg-server/miext/rootless/accel/rlCopy.c b/xorg-server/miext/rootless/accel/rlCopy.c new file mode 100644 index 000000000..df6fc11a7 --- /dev/null +++ b/xorg-server/miext/rootless/accel/rlCopy.c @@ -0,0 +1,106 @@ +/* + * This code is largely copied from fbcopy.c. + * + * Copyright © 1998 Keith Packard + * Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved. + * + * 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 "fb.h" +#include "rlAccel.h" + + +void +rlCopyNtoN (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--) + { + rlBlt (src + (pbox->y1 + dy + srcYoff) * srcStride, + srcStride, + (pbox->x1 + dx + srcXoff) * srcBpp, + + pDstDrawable->pScreen, + dst + (pbox->y1 + dstYoff) * dstStride, + dstStride, + (pbox->x1 + dstXoff) * dstBpp, + + (pbox->x2 - pbox->x1) * dstBpp, + (pbox->y2 - pbox->y1), + + alu, + pm, + dstBpp, + + reverse, + upsidedown); + pbox++; + } +} + +RegionPtr +rlCopyArea (DrawablePtr pSrcDrawable, + DrawablePtr pDstDrawable, + GCPtr pGC, + int xIn, + int yIn, + int widthSrc, + int heightSrc, + int xOut, + int yOut) +{ + fbCopyProc copy; + +#ifdef FB_24_32BIT + if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) + copy = fb24_32CopyMtoN; + else +#endif + copy = rlCopyNtoN; + return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, + widthSrc, heightSrc, xOut, yOut, copy, 0, 0); +} |