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Diffstat (limited to 'iplan2p4/iplsolid.c')
| -rw-r--r-- | iplan2p4/iplsolid.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/iplan2p4/iplsolid.c b/iplan2p4/iplsolid.c new file mode 100644 index 000000000..2f741ed7f --- /dev/null +++ b/iplan2p4/iplsolid.c @@ -0,0 +1,217 @@ +/* $XFree86: xc/programs/Xserver/iplan2p4/iplsolid.c,v 3.1 1998/03/20 21:08:09 hohndel Exp $ */ +/* + * $XConsortium: iplsolid.c,v 1.9 94/04/17 20:29:02 dpw Exp $ + * +Copyright (c) 1990 X Consortium + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of the X Consortium shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from the X Consortium. + * + * Author: Keith Packard, MIT X Consortium + */ + +/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with +interleaved planes */ + +#include "X.h" +#include "Xmd.h" +#include "servermd.h" +#include "gcstruct.h" +#include "window.h" +#include "pixmapstr.h" +#include "scrnintstr.h" +#include "windowstr.h" + +#include "ipl.h" +#include "iplrrop.h" + +#include "mi.h" +#include "mispans.h" + +#include "iplmskbits.h" + +# define Expand(left, right, leftAdjust) { \ + while (h--) { \ + pdst = pdstRect; \ + left \ + m = nmiddle; \ + INTER_RROP_SPAN(pdst, m); \ + right \ + pdstRect += widthDst; \ + } \ +} + + +void +INTER_RROP_NAME(iplFillRectSolid) (pDrawable, pGC, nBox, pBox) + DrawablePtr pDrawable; + GCPtr pGC; + int nBox; + BoxPtr pBox; +{ + register int m; + INTER_DECLAREG(*pdst); + INTER_RROP_DECLARE + INTER_DECLAREG(leftMask); + INTER_DECLAREG(rightMask); + INTER_DECLAREG(*pdstBase); + INTER_DECLAREG(*pdstRect); + int nmiddle; + int h; + int w; + int widthDst; + + iplGetGroupWidthAndPointer (pDrawable, widthDst, pdstBase) + + INTER_RROP_FETCH_GC(pGC) + + for (; nBox; nBox--, pBox++) + { + pdstRect = pdstBase + pBox->y1 * widthDst; + h = pBox->y2 - pBox->y1; + w = pBox->x2 - pBox->x1; + pdstRect += (pBox->x1 >> INTER_PGSH) * INTER_PLANES; + if ((pBox->x1 & INTER_PIM) + w <= INTER_PPG) + { + INTER_maskpartialbits(pBox->x1, w, leftMask); + pdst = pdstRect; + while (h--) { + INTER_RROP_SOLID_MASK (pdst, leftMask); + pdst += widthDst; + } + } + else + { + INTER_maskbits (pBox->x1, w, leftMask, rightMask, nmiddle); + if (leftMask) + { + if (rightMask) /* left mask and right mask */ + { + Expand(INTER_RROP_SOLID_MASK (pdst, leftMask); + INTER_NEXT_GROUP(pdst);, + INTER_RROP_SOLID_MASK (pdst, rightMask);, 1) + } + else /* left mask and no right mask */ + { + Expand(INTER_RROP_SOLID_MASK (pdst, leftMask); + INTER_NEXT_GROUP(pdst);, + ;, 1) + } + } + else + { + if (rightMask) /* no left mask and right mask */ + { + Expand(;, + INTER_RROP_SOLID_MASK (pdst, rightMask);, 0) + } + else /* no left mask and no right mask */ + { + Expand(;, + ;, 0) + } + } + } + } +} + +void +INTER_RROP_NAME(iplSolidSpans) (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) + DrawablePtr pDrawable; + GCPtr pGC; + int nInit; /* number of spans to fill */ + DDXPointPtr pptInit; /* pointer to list of start points */ + int *pwidthInit; /* pointer to list of n widths */ + int fSorted; +{ + INTER_DECLAREG(*pdstBase); + int widthDst; + + INTER_RROP_DECLARE + + INTER_DECLAREG(*pdst); + register int ngmiddle; + INTER_DECLAREG(startmask); + INTER_DECLAREG(endmask); + register int w; + int x; + + /* next three parameters are post-clip */ + int n; /* number of spans to fill */ + DDXPointPtr ppt; /* pointer to list of start points */ + int *pwidthFree;/* copies of the pointers to free */ + DDXPointPtr pptFree; + int *pwidth; + iplPrivGCPtr devPriv; + + devPriv = iplGetGCPrivate(pGC); + INTER_RROP_FETCH_GCPRIV(devPriv) + n = nInit * miFindMaxBand(pGC->pCompositeClip); + pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!pptFree || !pwidthFree) + { + if (pptFree) DEALLOCATE_LOCAL(pptFree); + if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); + return; + } + pwidth = pwidthFree; + ppt = pptFree; + n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + + iplGetGroupWidthAndPointer (pDrawable, widthDst, pdstBase) + + while (n--) + { + x = ppt->x; + pdst = pdstBase + (ppt->y * widthDst); + ++ppt; + w = *pwidth++; + if (!w) + continue; + if ((x & INTER_PIM) + w <= INTER_PPG) + { + pdst += (x >> INTER_PGSH) * INTER_PLANES; + INTER_maskpartialbits (x, w, startmask); + INTER_RROP_SOLID_MASK (pdst, startmask); + } + else + { + pdst += (x >> INTER_PGSH) * INTER_PLANES; + INTER_maskbits (x, w, startmask, endmask, ngmiddle); + if (startmask) + { + INTER_RROP_SOLID_MASK (pdst, startmask); + INTER_NEXT_GROUP(pdst); + } + + INTER_RROP_SPAN(pdst,ngmiddle); + + if (endmask) + { + INTER_RROP_SOLID_MASK (pdst, endmask); + } + } + } + DEALLOCATE_LOCAL(pptFree); + DEALLOCATE_LOCAL(pwidthFree); +} |