66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/*
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* Copyright © 1998 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#define FbSelectPart(xor,o,t) xor
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "fb.h"
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void
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fbSolid(FbBits * dst,
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FbStride dstStride,
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int dstX, int bpp, int width, int height, FbBits and, FbBits xor)
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{
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FbBits startmask, endmask;
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int n, nmiddle;
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int startbyte, endbyte;
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dst += dstX >> FB_SHIFT;
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dstX &= FB_MASK;
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FbMaskBitsBytes(dstX, width, and == 0, startmask, startbyte,
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nmiddle, endmask, endbyte);
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if (startmask)
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dstStride--;
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dstStride -= nmiddle;
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while (height--) {
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if (startmask) {
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FbDoLeftMaskByteRRop(dst, startbyte, startmask, and, xor);
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dst++;
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}
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n = nmiddle;
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if (!and)
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while (n--)
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WRITE(dst++, xor);
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else
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while (n--) {
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WRITE(dst, FbDoRRop(READ(dst), and, xor));
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dst++;
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}
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if (endmask)
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FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor);
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dst += dstStride;
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}
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}
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