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Diffstat (limited to 'nx-X11/programs/Xserver/iplan2p4/iplply1rct.c')
-rw-r--r--nx-X11/programs/Xserver/iplan2p4/iplply1rct.c310
1 files changed, 0 insertions, 310 deletions
diff --git a/nx-X11/programs/Xserver/iplan2p4/iplply1rct.c b/nx-X11/programs/Xserver/iplan2p4/iplply1rct.c
deleted file mode 100644
index bac2be4ed..000000000
--- a/nx-X11/programs/Xserver/iplan2p4/iplply1rct.c
+++ /dev/null
@@ -1,310 +0,0 @@
-/* $XFree86: xc/programs/Xserver/iplan2p4/iplply1rct.c,v 3.0 1996/08/18 01:55:00 dawes Exp $ */
-/*
- * $XConsortium: iplply1rct.c,v 1.14 94/04/17 20:28:56 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 */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "regionstr.h"
-#include "scrnintstr.h"
-#include "mistruct.h"
-
-#include "ipl.h"
-#include "iplrrop.h"
-
-#include "iplmskbits.h"
-
-void
-INTER_RROP_NAME(iplFillPoly1Rect) (pDrawable, pGC, shape, mode, count, ptsIn)
- DrawablePtr pDrawable;
- GCPtr pGC;
- int count;
- DDXPointPtr ptsIn;
-{
- iplPrivGCPtr devPriv;
- int ngwidth;
- unsigned short *addrl, *addr;
- int maxy;
- int origin;
- register int vertex1, vertex2;
- int c;
- BoxPtr extents;
- int clip;
- int y;
- int *vertex1p, *vertex2p;
- int *endp;
- int x1, x2;
- int dx1, dx2;
- int dy1, dy2;
- int e1, e2;
- int step1, step2;
- int sign1, sign2;
- int h;
- int l, r;
- INTER_DECLAREG(mask);
- INTER_DECLAREG(bits);
- int nmiddle;
- INTER_RROP_DECLARE
- bits=~0;
-
- if (mode == CoordModePrevious)
- {
- miFillPolygon (pDrawable, pGC, shape, mode, count, ptsIn);
- return;
- }
-
- devPriv = iplGetGCPrivate(pGC);
-#ifdef NO_ONE_RECT
- if (REGION_NUM_RECTS(pGC->pCompositeClip) != 1)
- {
- miFillPolygon (pDrawable, pGC, shape, mode, count, ptsIn);
- return;
- }
-#endif
- origin = *((int *) &pDrawable->x);
- origin -= (origin & 0x8000) << 1;
- extents = &pGC->pCompositeClip->extents;
- INTER_RROP_FETCH_GCPRIV(devPriv);
- vertex1 = *((int *) &extents->x1) - origin;
- vertex2 = *((int *) &extents->x2) - origin - 0x00010001;
- clip = 0;
- y = 32767;
- maxy = 0;
- vertex2p = (int *) ptsIn;
- endp = vertex2p + count;
- if (shape == Convex)
- {
- while (count--)
- {
- c = *vertex2p;
- clip |= (c - vertex1) | (vertex2 - c);
- c = intToY(c);
- if (c < y)
- {
- y = c;
- vertex1p = vertex2p;
- }
- vertex2p++;
- if (c > maxy)
- maxy = c;
- }
- }
- else
- {
- int yFlip = 0;
- dx1 = 1;
- x2 = -1;
- x1 = -1;
- while (count--)
- {
- c = *vertex2p;
- clip |= (c - vertex1) | (vertex2 - c);
- c = intToY(c);
- if (c < y)
- {
- y = c;
- vertex1p = vertex2p;
- }
- vertex2p++;
- if (c > maxy)
- maxy = c;
- if (c == x1)
- continue;
- if (dx1 > 0)
- {
- if (x2 < 0)
- x2 = c;
- else
- dx2 = dx1 = (c - x1) >> 31;
- }
- else
- if ((c - x1) >> 31 != dx1)
- {
- dx1 = ~dx1;
- yFlip++;
- }
- x1 = c;
- }
- x1 = (x2 - c) >> 31;
- if (x1 != dx1)
- yFlip++;
- if (x1 != dx2)
- yFlip++;
- if (yFlip != 2)
- clip = 0x8000;
- }
- if (y == maxy)
- return;
-
- if (clip & 0x80008000)
- {
- miFillPolygon (pDrawable, pGC, shape, mode, vertex2p - (int *) ptsIn, ptsIn);
- return;
- }
-
-#define AddrYPlus(a,y) ((a) + (y) * ngwidth)
-
- iplGetGroupWidthAndPointer(pDrawable, ngwidth, addrl);
- addrl = AddrYPlus(addrl,y + pDrawable->y);
- origin = intToX(origin);
- vertex2p = vertex1p;
- vertex2 = vertex1 = *vertex2p++;
- if (vertex2p == endp)
- vertex2p = (int *) ptsIn;
-#define Setup(c,x,vertex,dx,dy,e,sign,step) {\
- x = intToX(vertex); \
- if (dy = intToY(c) - y) { \
- dx = intToX(c) - x; \
- step = 0; \
- if (dx >= 0) \
- { \
- e = 0; \
- sign = 1; \
- if (dx >= dy) {\
- step = dx / dy; \
- dx = dx % dy; \
- } \
- } \
- else \
- { \
- e = 1 - dy; \
- sign = -1; \
- dx = -dx; \
- if (dx >= dy) { \
- step = - (dx / dy); \
- dx = dx % dy; \
- } \
- } \
- } \
- x += origin; \
- vertex = c; \
-}
-
-#define Step(x,dx,dy,e,sign,step) {\
- x += step; \
- if ((e += dx) > 0) \
- { \
- x += sign; \
- e -= dy; \
- } \
-}
- for (;;)
- {
- if (y == intToY(vertex1))
- {
- do
- {
- if (vertex1p == (int *) ptsIn)
- vertex1p = endp;
- c = *--vertex1p;
- Setup (c,x1,vertex1,dx1,dy1,e1,sign1,step1)
- } while (y >= intToY(vertex1));
- h = dy1;
- }
- else
- {
- Step(x1,dx1,dy1,e1,sign1,step1)
- h = intToY(vertex1) - y;
- }
- if (y == intToY(vertex2))
- {
- do
- {
- c = *vertex2p++;
- if (vertex2p == endp)
- vertex2p = (int *) ptsIn;
- Setup (c,x2,vertex2,dx2,dy2,e2,sign2,step2)
- } while (y >= intToY(vertex2));
- if (dy2 < h)
- h = dy2;
- }
- else
- {
- Step(x2,dx2,dy2,e2,sign2,step2)
- if ((c = (intToY(vertex2) - y)) < h)
- h = c;
- }
- /* fill spans for this segment */
- y += h;
- for (;;)
- {
- l = x1;
- r = x2;
- nmiddle = x2 - x1;
- if (nmiddle < 0)
- {
- nmiddle = -nmiddle;
- l = x2;
- r = x1;
- }
- c = l & INTER_PIM;
- l -= c;
-
- addr = addrl + (l >> INTER_PGSH) * INTER_PLANES;
- if (c + nmiddle < INTER_PPG)
- {
- mask = (bits >> c) ^ (bits >> (c+nmiddle));
- INTER_RROP_SOLID_MASK(addr,mask);
- }
- else
- {
- if (c)
- {
- mask = bits >> c;
- INTER_RROP_SOLID_MASK(addr,mask);
- nmiddle += c - INTER_PPG;
- INTER_NEXT_GROUP(addr);
- }
- nmiddle >>= INTER_PGSH;
- while (--nmiddle >= 0) {
- INTER_RROP_SOLID(addr); INTER_NEXT_GROUP(addr);
- }
- if (mask = ~(bits >> (r & INTER_PIM)))
- INTER_RROP_SOLID_MASK(addr,mask);
- }
- if (!--h)
- break;
- addrl = AddrYPlus (addrl, 1);
- Step(x1,dx1,dy1,e1,sign1,step1)
- Step(x2,dx2,dy2,e2,sign2,step2)
- }
- if (y == maxy)
- break;
- addrl = AddrYPlus (addrl, 1);
- }
-}
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