1168 lines
24 KiB
C
1168 lines
24 KiB
C
/*
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* $XFree86: xc/programs/Xserver/fb/fbpict.c,v 1.15 2002/09/26 02:56:48 keithp Exp $
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*
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* Copyright © 2000 SuSE, Inc.
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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 SuSE not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. SuSE makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
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* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: Keith Packard, SuSE, Inc.
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*/
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#include "fb.h"
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#ifdef RENDER
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#include "picturestr.h"
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#include "mipict.h"
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#include "fbpict.h"
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#define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \
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(((s) >> 5) & 0x07e0) | \
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(((s) >> 8) & 0xf800))
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#define cvt0565to8888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
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((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
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((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
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#if IMAGE_BYTE_ORDER == MSBFirst
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#define Fetch24(a) ((unsigned long) (a) & 1 ? \
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((*(a) << 16) | *((CARD16 *) ((a)+1))) : \
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((*((CARD16 *) (a)) << 8) | *((a)+2)))
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#define Store24(a,v) ((unsigned long) (a) & 1 ? \
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((*(a) = (CARD8) ((v) >> 16)), \
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(*((CARD16 *) ((a)+1)) = (CARD16) (v))) : \
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((*((CARD16 *) (a)) = (CARD16) ((v) >> 8)), \
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(*((a)+2) = (CARD8) (v))))
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#else
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#define Fetch24(a) ((unsigned long) (a) & 1 ? \
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((*(a)) | (*((CARD16 *) ((a)+1)) << 8)) : \
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((*((CARD16 *) (a))) | (*((a)+2) << 16)))
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#define Store24(a,v) ((unsigned long) (a) & 1 ? \
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((*(a) = (CARD8) (v)), \
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(*((CARD16 *) ((a)+1)) = (CARD16) ((v) >> 8))) : \
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((*((CARD16 *) (a)) = (CARD16) (v)),\
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(*((a)+2) = (CARD8) ((v) >> 16))))
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#endif
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CARD32
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fbOver (CARD32 x, CARD32 y)
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{
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CARD16 a = ~x >> 24;
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CARD16 t;
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CARD32 m,n,o,p;
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m = FbOverU(x,y,0,a,t);
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n = FbOverU(x,y,8,a,t);
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o = FbOverU(x,y,16,a,t);
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p = FbOverU(x,y,24,a,t);
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return m|n|o|p;
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}
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CARD32
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fbOver24 (CARD32 x, CARD32 y)
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{
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CARD16 a = ~x >> 24;
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CARD16 t;
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CARD32 m,n,o;
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m = FbOverU(x,y,0,a,t);
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n = FbOverU(x,y,8,a,t);
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o = FbOverU(x,y,16,a,t);
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return m|n|o;
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}
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CARD32
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fbIn (CARD32 x, CARD8 y)
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{
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CARD16 a = y;
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CARD16 t;
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CARD32 m,n,o,p;
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m = FbInU(x,0,a,t);
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n = FbInU(x,8,a,t);
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o = FbInU(x,16,a,t);
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p = FbInU(x,24,a,t);
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return m|n|o|p;
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}
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#define fbComposeGetSolid(pict, bits) { \
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FbBits *__bits__; \
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FbStride __stride__; \
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int __bpp__; \
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int __xoff__,__yoff__; \
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\
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fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
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switch (__bpp__) { \
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case 32: \
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(bits) = *(CARD32 *) __bits__; \
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break; \
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case 24: \
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(bits) = Fetch24 ((CARD8 *) __bits__); \
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break; \
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case 16: \
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(bits) = *(CARD16 *) __bits__; \
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(bits) = cvt0565to8888(bits); \
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break; \
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default: \
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return; \
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} \
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/* manage missing src alpha */ \
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if ((pict)->pFormat->direct.alphaMask == 0) \
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(bits) |= 0xff000000; \
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}
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#define fbComposeGetStart(pict,x,y,type,stride,line,mul) {\
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FbBits *__bits__; \
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FbStride __stride__; \
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int __bpp__; \
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int __xoff__,__yoff__; \
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\
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fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
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(stride) = __stride__ * sizeof (FbBits) / sizeof (type); \
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(line) = ((type *) __bits__) + (stride) * ((y) - __yoff__) + (mul) * ((x) - __xoff__); \
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}
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/*
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* Naming convention:
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*
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* opSRCxMASKxDST
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*/
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void
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fbCompositeSolidMask_nx8x8888 (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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CARD32 src, srca;
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CARD32 *dstLine, *dst, d, dstMask;
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CARD8 *maskLine, *mask, m;
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FbStride dstStride, maskStride;
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CARD16 w;
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fbComposeGetSolid(pSrc, src);
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dstMask = FbFullMask (pDst->pDrawable->depth);
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srca = src >> 24;
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if (src == 0)
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return;
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fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
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fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
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while (height--)
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{
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dst = dstLine;
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dstLine += dstStride;
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mask = maskLine;
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maskLine += maskStride;
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w = width;
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while (w--)
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{
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m = *mask++;
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if (m == 0xff)
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{
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if (srca == 0xff)
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*dst = src & dstMask;
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else
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*dst = fbOver (src, *dst) & dstMask;
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}
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else if (m)
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{
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d = fbIn (src, m);
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*dst = fbOver (d, *dst) & dstMask;
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}
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dst++;
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}
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}
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}
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void
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fbCompositeSolidMask_nx8888x8888C (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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CARD32 src, srca;
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CARD32 *dstLine, *dst, d, dstMask;
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CARD32 *maskLine, *mask, ma;
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FbStride dstStride, maskStride;
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CARD16 w;
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CARD32 m, n, o, p;
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fbComposeGetSolid(pSrc, src);
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dstMask = FbFullMask (pDst->pDrawable->depth);
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srca = src >> 24;
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if (src == 0)
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return;
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fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
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fbComposeGetStart (pMask, xMask, yMask, CARD32, maskStride, maskLine, 1);
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while (height--)
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{
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dst = dstLine;
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dstLine += dstStride;
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mask = maskLine;
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maskLine += maskStride;
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w = width;
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while (w--)
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{
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ma = *mask++;
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if (ma == 0xffffffff)
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{
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if (srca == 0xff)
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*dst = src & dstMask;
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else
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*dst = fbOver (src, *dst) & dstMask;
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}
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else if (ma)
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{
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d = *dst;
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#define FbInOverC(src,srca,msk,dst,i,result) { \
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CARD16 __a = FbGet8(msk,i); \
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CARD32 __t, __ta; \
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CARD32 __i; \
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__t = FbIntMult (FbGet8(src,i), __a,__i); \
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__ta = (CARD8) ~FbIntMult (srca, __a,__i); \
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__t = __t + FbIntMult(FbGet8(dst,i),__ta,__i); \
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__t = (CARD32) (CARD8) (__t | (-(__t >> 8))); \
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result = __t << (i); \
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}
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FbInOverC (src, srca, ma, d, 0, m);
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FbInOverC (src, srca, ma, d, 8, n);
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FbInOverC (src, srca, ma, d, 16, o);
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FbInOverC (src, srca, ma, d, 24, p);
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*dst = m|n|o|p;
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}
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dst++;
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}
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}
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}
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void
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fbCompositeSolidMask_nx8x0888 (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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CARD32 src, srca;
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CARD8 *dstLine, *dst;
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CARD32 d;
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CARD8 *maskLine, *mask, m;
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FbStride dstStride, maskStride;
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CARD16 w;
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fbComposeGetSolid(pSrc, src);
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srca = src >> 24;
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if (src == 0)
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return;
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fbComposeGetStart (pDst, xDst, yDst, CARD8, dstStride, dstLine, 3);
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fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
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while (height--)
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{
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dst = dstLine;
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dstLine += dstStride;
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mask = maskLine;
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maskLine += maskStride;
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w = width;
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while (w--)
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{
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m = *mask++;
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if (m == 0xff)
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{
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if (srca == 0xff)
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d = src;
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else
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{
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d = Fetch24(dst);
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d = fbOver24 (src, d);
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}
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Store24(dst,d);
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}
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else if (m)
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{
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d = fbOver24 (fbIn(src,m), Fetch24(dst));
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Store24(dst,d);
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}
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dst += 3;
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}
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}
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}
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void
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fbCompositeSolidMask_nx8x0565 (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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CARD32 src, srca;
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CARD16 *dstLine, *dst;
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CARD32 d;
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CARD8 *maskLine, *mask, m;
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FbStride dstStride, maskStride;
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CARD16 w;
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fbComposeGetSolid(pSrc, src);
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srca = src >> 24;
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if (src == 0)
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return;
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fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
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fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
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while (height--)
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{
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dst = dstLine;
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dstLine += dstStride;
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mask = maskLine;
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maskLine += maskStride;
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w = width;
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while (w--)
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{
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m = *mask++;
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if (m == 0xff)
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{
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if (srca == 0xff)
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d = src;
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else
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{
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d = *dst;
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d = fbOver24 (src, cvt0565to8888(d));
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}
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*dst = cvt8888to0565(d);
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}
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else if (m)
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{
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d = *dst;
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d = fbOver24 (fbIn(src,m), cvt0565to8888(d));
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*dst = cvt8888to0565(d);
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}
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dst++;
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}
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}
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}
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void
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fbCompositeSolidMask_nx8888x0565C (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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CARD32 src, srca;
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CARD16 src16;
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CARD16 *dstLine, *dst;
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CARD32 d;
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CARD32 *maskLine, *mask, ma;
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FbStride dstStride, maskStride;
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CARD16 w;
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CARD32 m, n, o;
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fbComposeGetSolid(pSrc, src);
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srca = src >> 24;
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if (src == 0)
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return;
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src16 = cvt8888to0565(src);
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fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
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fbComposeGetStart (pMask, xMask, yMask, CARD32, maskStride, maskLine, 1);
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while (height--)
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{
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dst = dstLine;
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dstLine += dstStride;
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mask = maskLine;
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maskLine += maskStride;
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w = width;
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while (w--)
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{
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ma = *mask++;
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if (ma == 0xffffffff)
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{
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if (srca == 0xff)
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{
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*dst = src16;
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}
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else
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{
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d = *dst;
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d = fbOver24 (src, cvt0565to8888(d));
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*dst = cvt8888to0565(d);
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}
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}
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else if (ma)
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{
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d = *dst;
|
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d = cvt0565to8888(d);
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FbInOverC (src, srca, ma, d, 0, m);
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FbInOverC (src, srca, ma, d, 8, n);
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FbInOverC (src, srca, ma, d, 16, o);
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d = m|n|o;
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*dst = cvt8888to0565(d);
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}
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dst++;
|
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}
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}
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}
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|
|
void
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fbCompositeSrc_8888x8888 (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
|
|
PicturePtr pDst,
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|
INT16 xSrc,
|
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INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
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|
CARD32 *dstLine, *dst, dstMask;
|
|
CARD32 *srcLine, *src, s;
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|
FbStride dstStride, srcStride;
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CARD8 a;
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CARD16 w;
|
|
|
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fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
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fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
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dstMask = FbFullMask (pDst->pDrawable->depth);
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|
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while (height--)
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|
{
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dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
{
|
|
s = *src++;
|
|
a = s >> 24;
|
|
if (a == 0xff)
|
|
*dst = s & dstMask;
|
|
else if (a)
|
|
*dst = fbOver (s, *dst) & dstMask;
|
|
dst++;
|
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}
|
|
}
|
|
}
|
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|
|
void
|
|
fbCompositeSrc_8888x0888 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
CARD8 *dstLine, *dst;
|
|
CARD32 d;
|
|
CARD32 *srcLine, *src, s;
|
|
CARD8 a;
|
|
FbStride dstStride, srcStride;
|
|
CARD16 w;
|
|
|
|
fbComposeGetStart (pDst, xDst, yDst, CARD8, dstStride, dstLine, 3);
|
|
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
|
|
|
|
while (height--)
|
|
{
|
|
dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
{
|
|
s = *src++;
|
|
a = s >> 24;
|
|
if (a)
|
|
{
|
|
if (a == 0xff)
|
|
d = s;
|
|
else
|
|
d = fbOver24 (s, Fetch24(dst));
|
|
Store24(dst,d);
|
|
}
|
|
dst += 3;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
fbCompositeSrc_8888x0565 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
CARD16 *dstLine, *dst;
|
|
CARD32 d;
|
|
CARD32 *srcLine, *src, s;
|
|
CARD8 a;
|
|
FbStride dstStride, srcStride;
|
|
CARD16 w;
|
|
|
|
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
|
|
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
|
|
|
|
while (height--)
|
|
{
|
|
dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
{
|
|
s = *src++;
|
|
a = s >> 24;
|
|
if (a)
|
|
{
|
|
if (a == 0xff)
|
|
d = s;
|
|
else
|
|
{
|
|
d = *dst;
|
|
d = fbOver24 (s, cvt0565to8888(d));
|
|
}
|
|
*dst = cvt8888to0565(d);
|
|
}
|
|
dst++;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
fbCompositeSrc_0565x0565 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
CARD16 *dstLine, *dst;
|
|
CARD16 *srcLine, *src;
|
|
FbStride dstStride, srcStride;
|
|
CARD16 w;
|
|
|
|
fbComposeGetStart (pSrc, xSrc, ySrc, CARD16, srcStride, srcLine, 1);
|
|
|
|
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
|
|
|
|
while (height--)
|
|
{
|
|
dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
*dst++ = *src++;
|
|
}
|
|
}
|
|
|
|
void
|
|
fbCompositeSrcAdd_8000x8000 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
CARD8 *dstLine, *dst;
|
|
CARD8 *srcLine, *src;
|
|
FbStride dstStride, srcStride;
|
|
CARD16 w;
|
|
CARD8 s, d;
|
|
CARD16 t;
|
|
|
|
fbComposeGetStart (pSrc, xSrc, ySrc, CARD8, srcStride, srcLine, 1);
|
|
fbComposeGetStart (pDst, xDst, yDst, CARD8, dstStride, dstLine, 1);
|
|
|
|
while (height--)
|
|
{
|
|
dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
{
|
|
s = *src++;
|
|
if (s)
|
|
{
|
|
if (s != 0xff)
|
|
{
|
|
d = *dst;
|
|
t = d + s;
|
|
s = t | (0 - (t >> 8));
|
|
}
|
|
*dst = s;
|
|
}
|
|
dst++;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
fbCompositeSrcAdd_8888x8888 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
CARD32 *dstLine, *dst;
|
|
CARD32 *srcLine, *src;
|
|
FbStride dstStride, srcStride;
|
|
CARD16 w;
|
|
CARD32 s, d;
|
|
CARD16 t;
|
|
CARD32 m,n,o,p;
|
|
|
|
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
|
|
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
|
|
|
|
while (height--)
|
|
{
|
|
dst = dstLine;
|
|
dstLine += dstStride;
|
|
src = srcLine;
|
|
srcLine += srcStride;
|
|
w = width;
|
|
|
|
while (w--)
|
|
{
|
|
s = *src++;
|
|
if (s)
|
|
{
|
|
if (s != 0xffffffff)
|
|
{
|
|
d = *dst;
|
|
if (d)
|
|
{
|
|
m = FbAdd(s,d,0,t);
|
|
n = FbAdd(s,d,8,t);
|
|
o = FbAdd(s,d,16,t);
|
|
p = FbAdd(s,d,24,t);
|
|
s = m|n|o|p;
|
|
}
|
|
}
|
|
*dst = s;
|
|
}
|
|
dst++;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
fbCompositeSrcAdd_1000x1000 (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
FbBits *dstBits, *srcBits;
|
|
FbStride dstStride, srcStride;
|
|
int dstBpp, srcBpp;
|
|
int dstXoff, dstYoff;
|
|
int srcXoff, srcYoff;
|
|
|
|
fbGetDrawable(pSrc->pDrawable, srcBits, srcStride, srcBpp, srcXoff, srcYoff);
|
|
|
|
fbGetDrawable(pDst->pDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);
|
|
|
|
fbBlt (srcBits + srcStride * (ySrc + srcYoff),
|
|
srcStride,
|
|
xSrc + srcXoff,
|
|
|
|
dstBits + dstStride * (yDst + dstYoff),
|
|
dstStride,
|
|
xDst + dstXoff,
|
|
|
|
width,
|
|
height,
|
|
|
|
GXor,
|
|
FB_ALLONES,
|
|
srcBpp,
|
|
|
|
FALSE,
|
|
FALSE);
|
|
}
|
|
|
|
void
|
|
fbCompositeSolidMask_nx1xn (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
FbBits *dstBits;
|
|
FbStip *maskBits;
|
|
FbStride dstStride, maskStride;
|
|
int dstBpp, maskBpp;
|
|
int dstXoff, dstYoff;
|
|
int maskXoff, maskYoff;
|
|
FbBits src;
|
|
|
|
fbComposeGetSolid(pSrc, src);
|
|
|
|
if ((src & 0xff000000) != 0xff000000)
|
|
{
|
|
fbCompositeGeneral (op, pSrc, pMask, pDst,
|
|
xSrc, ySrc, xMask, yMask, xDst, yDst,
|
|
width, height);
|
|
return;
|
|
}
|
|
fbGetStipDrawable (pMask->pDrawable, maskBits, maskStride, maskBpp, maskXoff, maskYoff);
|
|
fbGetDrawable (pDst->pDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);
|
|
|
|
switch (dstBpp) {
|
|
case 32:
|
|
break;
|
|
case 24:
|
|
break;
|
|
case 16:
|
|
src = cvt8888to0565(src);
|
|
break;
|
|
}
|
|
|
|
src = fbReplicatePixel (src, dstBpp);
|
|
|
|
fbBltOne (maskBits + maskStride * (yMask + maskYoff),
|
|
maskStride,
|
|
xMask + maskXoff,
|
|
|
|
dstBits + dstStride * (yDst + dstYoff),
|
|
dstStride,
|
|
(xDst + dstXoff) * dstBpp,
|
|
dstBpp,
|
|
|
|
width * dstBpp,
|
|
height,
|
|
|
|
0x0,
|
|
src,
|
|
FB_ALLONES,
|
|
0x0);
|
|
}
|
|
|
|
# define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b))
|
|
|
|
void
|
|
fbComposite (CARD8 op,
|
|
PicturePtr pSrc,
|
|
PicturePtr pMask,
|
|
PicturePtr pDst,
|
|
INT16 xSrc,
|
|
INT16 ySrc,
|
|
INT16 xMask,
|
|
INT16 yMask,
|
|
INT16 xDst,
|
|
INT16 yDst,
|
|
CARD16 width,
|
|
CARD16 height)
|
|
{
|
|
RegionRec region;
|
|
int n;
|
|
BoxPtr pbox;
|
|
CompositeFunc func;
|
|
Bool srcRepeat = pSrc->repeat;
|
|
Bool maskRepeat = FALSE;
|
|
Bool srcAlphaMap = pSrc->alphaMap != 0;
|
|
Bool maskAlphaMap = FALSE;
|
|
Bool dstAlphaMap = pDst->alphaMap != 0;
|
|
int x_msk, y_msk, x_src, y_src, x_dst, y_dst;
|
|
int w, h, w_this, h_this;
|
|
|
|
xDst += pDst->pDrawable->x;
|
|
yDst += pDst->pDrawable->y;
|
|
xSrc += pSrc->pDrawable->x;
|
|
ySrc += pSrc->pDrawable->y;
|
|
if (pMask)
|
|
{
|
|
xMask += pMask->pDrawable->x;
|
|
yMask += pMask->pDrawable->y;
|
|
maskRepeat = pMask->repeat;
|
|
maskAlphaMap = pMask->alphaMap != 0;
|
|
}
|
|
|
|
if (!miComputeCompositeRegion (®ion,
|
|
pSrc,
|
|
pMask,
|
|
pDst,
|
|
xSrc,
|
|
ySrc,
|
|
xMask,
|
|
yMask,
|
|
xDst,
|
|
yDst,
|
|
width,
|
|
height))
|
|
return;
|
|
|
|
func = fbCompositeGeneral;
|
|
if (!pSrc->transform && !(pMask && pMask->transform))
|
|
if (!maskAlphaMap && !srcAlphaMap && !dstAlphaMap)
|
|
switch (op) {
|
|
case PictOpOver:
|
|
if (pMask)
|
|
{
|
|
if (srcRepeat &&
|
|
pSrc->pDrawable->width == 1 &&
|
|
pSrc->pDrawable->height == 1)
|
|
{
|
|
srcRepeat = FALSE;
|
|
if (PICT_FORMAT_COLOR(pSrc->format)) {
|
|
switch (pMask->format) {
|
|
case PICT_a8:
|
|
switch (pDst->format) {
|
|
case PICT_r5g6b5:
|
|
case PICT_b5g6r5:
|
|
func = fbCompositeSolidMask_nx8x0565;
|
|
break;
|
|
case PICT_r8g8b8:
|
|
case PICT_b8g8r8:
|
|
func = fbCompositeSolidMask_nx8x0888;
|
|
break;
|
|
case PICT_a8r8g8b8:
|
|
case PICT_x8r8g8b8:
|
|
case PICT_a8b8g8r8:
|
|
case PICT_x8b8g8r8:
|
|
func = fbCompositeSolidMask_nx8x8888;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_a8r8g8b8:
|
|
if (pMask->componentAlpha) {
|
|
switch (pDst->format) {
|
|
case PICT_a8r8g8b8:
|
|
case PICT_x8r8g8b8:
|
|
func = fbCompositeSolidMask_nx8888x8888C;
|
|
break;
|
|
case PICT_r5g6b5:
|
|
func = fbCompositeSolidMask_nx8888x0565C;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case PICT_a8b8g8r8:
|
|
if (pMask->componentAlpha) {
|
|
switch (pDst->format) {
|
|
case PICT_a8b8g8r8:
|
|
case PICT_x8b8g8r8:
|
|
func = fbCompositeSolidMask_nx8888x8888C;
|
|
break;
|
|
case PICT_b5g6r5:
|
|
func = fbCompositeSolidMask_nx8888x0565C;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case PICT_a1:
|
|
switch (pDst->format) {
|
|
case PICT_r5g6b5:
|
|
case PICT_b5g6r5:
|
|
case PICT_r8g8b8:
|
|
case PICT_b8g8r8:
|
|
case PICT_a8r8g8b8:
|
|
case PICT_x8r8g8b8:
|
|
case PICT_a8b8g8r8:
|
|
case PICT_x8b8g8r8:
|
|
func = fbCompositeSolidMask_nx1xn;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch (pSrc->format) {
|
|
case PICT_a8r8g8b8:
|
|
case PICT_x8r8g8b8:
|
|
switch (pDst->format) {
|
|
case PICT_a8r8g8b8:
|
|
case PICT_x8r8g8b8:
|
|
func = fbCompositeSrc_8888x8888;
|
|
break;
|
|
case PICT_r8g8b8:
|
|
func = fbCompositeSrc_8888x0888;
|
|
break;
|
|
case PICT_r5g6b5:
|
|
func = fbCompositeSrc_8888x0565;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_a8b8g8r8:
|
|
case PICT_x8b8g8r8:
|
|
switch (pDst->format) {
|
|
case PICT_a8b8g8r8:
|
|
case PICT_x8b8g8r8:
|
|
func = fbCompositeSrc_8888x8888;
|
|
break;
|
|
case PICT_b8g8r8:
|
|
func = fbCompositeSrc_8888x0888;
|
|
break;
|
|
case PICT_b5g6r5:
|
|
func = fbCompositeSrc_8888x0565;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_r5g6b5:
|
|
switch (pDst->format) {
|
|
case PICT_r5g6b5:
|
|
func = fbCompositeSrc_0565x0565;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_b5g6r5:
|
|
switch (pDst->format) {
|
|
case PICT_b5g6r5:
|
|
func = fbCompositeSrc_0565x0565;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case PictOpAdd:
|
|
if (pMask == 0)
|
|
{
|
|
switch (pSrc->format) {
|
|
case PICT_a8r8g8b8:
|
|
switch (pDst->format) {
|
|
case PICT_a8r8g8b8:
|
|
func = fbCompositeSrcAdd_8888x8888;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_a8b8g8r8:
|
|
switch (pDst->format) {
|
|
case PICT_a8b8g8r8:
|
|
func = fbCompositeSrcAdd_8888x8888;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_a8:
|
|
switch (pDst->format) {
|
|
case PICT_a8:
|
|
func = fbCompositeSrcAdd_8000x8000;
|
|
break;
|
|
}
|
|
break;
|
|
case PICT_a1:
|
|
switch (pDst->format) {
|
|
case PICT_a1:
|
|
func = fbCompositeSrcAdd_1000x1000;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
n = REGION_NUM_RECTS (®ion);
|
|
pbox = REGION_RECTS (®ion);
|
|
while (n--)
|
|
{
|
|
h = pbox->y2 - pbox->y1;
|
|
y_src = pbox->y1 - yDst + ySrc;
|
|
y_msk = pbox->y1 - yDst + yMask;
|
|
y_dst = pbox->y1;
|
|
while (h)
|
|
{
|
|
h_this = h;
|
|
w = pbox->x2 - pbox->x1;
|
|
x_src = pbox->x1 - xDst + xSrc;
|
|
x_msk = pbox->x1 - xDst + xMask;
|
|
x_dst = pbox->x1;
|
|
if (maskRepeat)
|
|
{
|
|
y_msk = mod (y_msk, pMask->pDrawable->height);
|
|
if (h_this > pMask->pDrawable->height - y_msk)
|
|
h_this = pMask->pDrawable->height - y_msk;
|
|
}
|
|
if (srcRepeat)
|
|
{
|
|
y_src = mod (y_src, pSrc->pDrawable->height);
|
|
if (h_this > pSrc->pDrawable->height - y_src)
|
|
h_this = pSrc->pDrawable->height - y_src;
|
|
}
|
|
while (w)
|
|
{
|
|
w_this = w;
|
|
if (maskRepeat)
|
|
{
|
|
x_msk = mod (x_msk, pMask->pDrawable->width);
|
|
if (w_this > pMask->pDrawable->width - x_msk)
|
|
w_this = pMask->pDrawable->width - x_msk;
|
|
}
|
|
if (srcRepeat)
|
|
{
|
|
x_src = mod (x_src, pSrc->pDrawable->width);
|
|
if (w_this > pSrc->pDrawable->width - x_src)
|
|
w_this = pSrc->pDrawable->width - x_src;
|
|
}
|
|
(*func) (op, pSrc, pMask, pDst,
|
|
x_src, y_src, x_msk, y_msk, x_dst, y_dst,
|
|
w_this, h_this);
|
|
w -= w_this;
|
|
x_src += w_this;
|
|
x_msk += w_this;
|
|
x_dst += w_this;
|
|
}
|
|
h -= h_this;
|
|
y_src += h_this;
|
|
y_msk += h_this;
|
|
y_dst += h_this;
|
|
}
|
|
pbox++;
|
|
}
|
|
REGION_UNINIT (pDst->pDrawable->pScreen, ®ion);
|
|
}
|
|
|
|
#endif /* RENDER */
|
|
|
|
Bool
|
|
fbPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats)
|
|
{
|
|
|
|
#ifdef RENDER
|
|
|
|
PictureScreenPtr ps;
|
|
|
|
if (!miPictureInit (pScreen, formats, nformats))
|
|
return FALSE;
|
|
ps = GetPictureScreen(pScreen);
|
|
ps->Composite = fbComposite;
|
|
ps->Glyphs = miGlyphs;
|
|
ps->CompositeRects = miCompositeRects;
|
|
ps->RasterizeTrapezoid = fbRasterizeTrapezoid;
|
|
|
|
#endif /* RENDER */
|
|
|
|
return TRUE;
|
|
}
|