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Diffstat (limited to 'nx-X11/programs/Xserver/ilbm/ilbmzerarc.c')
-rw-r--r--nx-X11/programs/Xserver/ilbm/ilbmzerarc.c214
1 files changed, 0 insertions, 214 deletions
diff --git a/nx-X11/programs/Xserver/ilbm/ilbmzerarc.c b/nx-X11/programs/Xserver/ilbm/ilbmzerarc.c
deleted file mode 100644
index ad20d614b..000000000
--- a/nx-X11/programs/Xserver/ilbm/ilbmzerarc.c
+++ /dev/null
@@ -1,214 +0,0 @@
-/* $XFree86: xc/programs/Xserver/ilbm/ilbmzerarc.c,v 3.0 1996/08/18 01:54:15 dawes Exp $ */
-/************************************************************
-
-Copyright (c) 1989 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.
-
-********************************************************/
-
-/* $XConsortium: ilbmzerarc.c,v 5.19 94/04/17 20:28:37 dpw Exp $ */
-
-/* Derived from:
- * "Algorithm for drawing ellipses or hyperbolae with a digital plotter"
- * by M. L. V. Pitteway
- * The Computer Journal, November 1967, Volume 10, Number 3, pp. 282-289
- */
-
-/* Modified jun 95 by Geert Uytterhoeven (Geert.Uytterhoeven@cs.kuleuven.ac.be)
- to use interleaved bitplanes instead of normal bitplanes */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xprotostr.h>
-#include "miscstruct.h"
-#include "gcstruct.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-#include "ilbm.h"
-#include "maskbits.h"
-#include "mizerarc.h"
-#include "mi.h"
-
-/*
- * Note: LEFTMOST must be the bit leftmost in the actual screen
- * representation. This depends also on the IMAGE_BYTE_ORDER.
- * LONG2CHARS() takes care of the re-ordering as required. (DHD)
- */
-#if (BITMAP_BIT_ORDER == MSBFirst)
-#define LEFTMOST ((PixelType) LONG2CHARS((1 << PLST)))
-#else
-#define LEFTMOST ((PixelType) LONG2CHARS(1))
-#endif
-
-#define Pixelate(base,yoff,xoff) \
-{ \
- paddr = ilbmScanlineOffset(base, (yoff) + ((xoff)>>PWSH)); \
- pmask = SCRRIGHT(LEFTMOST, (xoff) & PIM); \
- for (de = 0; de < depthDst; de++, paddr += nlwidth) /* @@@ NEXT PLANE @@@ */ \
- switch (rrops[de]) { \
- case RROP_BLACK: \
- *paddr &= ~pmask; \
- break; \
- case RROP_WHITE: \
- *paddr |= pmask; \
- break; \
- case RROP_INVERT: \
- *paddr ^= pmask; \
- break; \
- case RROP_NOP: \
- break; \
- } \
-}
-
-#define DoPix(bit,base,yoff,xoff) if (mask & bit) Pixelate(base,yoff,xoff);
-
-static void
-ilbmZeroArcSS(pDraw, pGC, arc)
- DrawablePtr pDraw;
- GCPtr pGC;
- xArc *arc;
-{
- miZeroArcRec info;
- Bool do360;
- register int de;
- register int x, y, a, b, d, mask;
- register int k1, k3, dx, dy;
- PixelType *addrl;
- PixelType *yorgl, *yorgol;
- PixelType pixel;
- int nlwidth, yoffset, dyoffset;
- int auxDst, depthDst;
- PixelType pmask;
- register PixelType *paddr;
- register unsigned char *rrops;
-
- rrops = ((ilbmPrivGC *)(pGC->devPrivates[ilbmGCPrivateIndex].ptr))->rrops;
-
- ilbmGetPixelWidthAuxDepthAndPointer(pDraw, nlwidth, auxDst, depthDst,
- addrl);
- do360 = miZeroArcSetup(arc, &info, TRUE);
- yorgl = addrl + ((info.yorg + pDraw->y) * auxDst);
- yorgol = addrl + ((info.yorgo + pDraw->y) * auxDst);
- info.xorg += pDraw->x;
- info.xorgo += pDraw->x;
- MIARCSETUP();
- yoffset = y ? auxDst : 0;
- dyoffset = 0;
- mask = info.initialMask;
- if (!(arc->width & 1)) {
- DoPix(2, yorgl, 0, info.xorgo);
- DoPix(8, yorgol, 0, info.xorgo);
- }
- if (!info.end.x || !info.end.y) {
- mask = info.end.mask;
- info.end = info.altend;
- }
- if (do360 && (arc->width == arc->height) && !(arc->width & 1)) {
- int xoffset = auxDst;
- PixelType *yorghl = ilbmScanlineDeltaNoBankSwitch(yorgl, info.h, auxDst);
- int xorghp = info.xorg + info.h;
- int xorghn = info.xorg - info.h;
-
- while (1) {
- Pixelate(yorgl, yoffset, info.xorg + x);
- Pixelate(yorgl, yoffset, info.xorg - x);
- Pixelate(yorgol, -yoffset, info.xorg - x);
- Pixelate(yorgol, -yoffset, info.xorg + x);
- if (a < 0)
- break;
- Pixelate(yorghl, -xoffset, xorghp - y);
- Pixelate(yorghl, -xoffset, xorghn + y);
- Pixelate(yorghl, xoffset, xorghn + y);
- Pixelate(yorghl, xoffset, xorghp - y);
- xoffset += auxDst;
- MIARCCIRCLESTEP(yoffset += auxDst;);
- }
- x = info.w;
- yoffset = info.h * auxDst;
- } else if (do360) {
- while (y < info.h || x < info.w) {
- MIARCOCTANTSHIFT(dyoffset = auxDst;);
- Pixelate(yorgl, yoffset, info.xorg + x);
- Pixelate(yorgl, yoffset, info.xorgo - x);
- Pixelate(yorgol, -yoffset, info.xorgo - x);
- Pixelate(yorgol, -yoffset, info.xorg + x);
- MIARCSTEP(yoffset += dyoffset;, yoffset += auxDst;);
- }
- } else {
- while (y < info.h || x < info.w) {
- MIARCOCTANTSHIFT(dyoffset = auxDst;);
- if ((x == info.start.x) || (y == info.start.y)) {
- mask = info.start.mask;
- info.start = info.altstart;
- }
- DoPix(1, yorgl, yoffset, info.xorg + x);
- DoPix(2, yorgl, yoffset, info.xorgo - x);
- DoPix(4, yorgol, -yoffset, info.xorgo - x);
- DoPix(8, yorgol, -yoffset, info.xorg + x);
- if ((x == info.end.x) || (y == info.end.y)) {
- mask = info.end.mask;
- info.end = info.altend;
- }
- MIARCSTEP(yoffset += dyoffset;, yoffset += auxDst;);
- }
- }
- if ((x == info.start.x) || (y == info.start.y))
- mask = info.start.mask;
- DoPix(1, yorgl, yoffset, info.xorg + x);
- DoPix(4, yorgol, -yoffset, info.xorgo - x);
- if (arc->height & 1) {
- DoPix(2, yorgl, yoffset, info.xorgo - x);
- DoPix(8, yorgol, -yoffset, info.xorg + x);
- }
-}
-
-void
-ilbmZeroPolyArcSS(pDraw, pGC, narcs, parcs)
- DrawablePtr pDraw;
- GCPtr pGC;
- int narcs;
- xArc *parcs;
-{
- register xArc *arc;
- register int i;
- BoxRec box;
- RegionPtr cclip;
-
- cclip = pGC->pCompositeClip;
- for (arc = parcs, i = narcs; --i >= 0; arc++) {
- if (miCanZeroArc(arc)) {
- box.x1 = arc->x + pDraw->x;
- box.y1 = arc->y + pDraw->y;
- box.x2 = box.x1 + (int)arc->width + 1;
- box.y2 = box.y1 + (int)arc->height + 1;
- if (RECT_IN_REGION(pDraw->pScreen, cclip, &box) == rgnIN)
- ilbmZeroArcSS(pDraw, pGC, arc);
- else
- miZeroPolyArc(pDraw, pGC, 1, arc);
- } else
- miPolyArc(pDraw, pGC, 1, arc);
- }
-}