47 #include <dix-config.h>
60 /* Draw lineSolid, fillStyle-independent zero width lines.
76 #define MAX_COORDINATE ((1 << (((sizeof(DDXPointRec) >> 1) << 3) - 1)) - 1)
82         if (xx < spans->x)\
83 	    spans->x = xx;\
91 	spans->x = xx;\
92 	spans->y = yy;\
120     unsigned int bias = miGetZeroLineBias(pDraw->pScreen);  in miZeroLine()
124     xleft = pDraw->x;  in miZeroLine()
125     ytop = pDraw->y;  in miZeroLine()
126     xright = pDraw->x + pDraw->width - 1;  in miZeroLine()
127     ybottom = pDraw->y + pDraw->height - 1;  in miZeroLine()
129     if (!pGC->miTranslate) {  in miZeroLine()
130         /* do everything in drawable-relative coordinates */  in miZeroLine()
133         xright -= pDraw->x;  in miZeroLine()
134         ybottom -= pDraw->y;  in miZeroLine()
139      * range of a DDXPointRec component.  in miZeroLine()
150     width = xright - xleft + 1;  in miZeroLine()
151     height = ybottom - ytop + 1;  in miZeroLine()
162     spans = pspanInit - 1;  in miZeroLine()
163     widths = pwidthInit - 1;  in miZeroLine()
166     xstart = ppt->x;  in miZeroLine()
167     ystart = ppt->y;  in miZeroLine()
168     if (pGC->miTranslate) {  in miZeroLine()
169         xstart += pDraw->x;  in miZeroLine()
170         ystart += pDraw->y;  in miZeroLine()
181     while (--npt > 0) {  in miZeroLine()
187         x2 = ppt->x;  in miZeroLine()
188         y2 = ppt->y;  in miZeroLine()
189         if (pGC->miTranslate && (mode != CoordModePrevious)) {  in miZeroLine()
190             x2 += pDraw->x;  in miZeroLine()
191             y2 += pDraw->y;  in miZeroLine()
203         if (ady + 1 > (list_len - Nspans)) {  in miZeroLine()
204             (*pGC->ops->FillSpans) (pDraw, pGC, Nspans, pspanInit,  in miZeroLine()
207             spans = pspanInit - 1;  in miZeroLine()
208             widths = pwidthInit - 1;  in miZeroLine()
213             e2 = e1 - (adx << 1);  in miZeroLine()
214             e = e1 - adx;  in miZeroLine()
232                 if (result == -1)  in miZeroLine()
235                 length = abs(new_x2 - new_x1);  in miZeroLine()
245                     clipdx = abs(new_x1 - x1);  in miZeroLine()
246                     clipdy = abs(new_y1 - y1);  in miZeroLine()
247                     e += (clipdy * e2) + ((clipdx - clipdy) * e1);  in miZeroLine()
256             e3 = e2 - e1;  in miZeroLine()
257             e = e - e1;  in miZeroLine()
259             while (length--) {  in miZeroLine()
272             e2 = e1 - (ady << 1);  in miZeroLine()
273             e = e1 - ady;  in miZeroLine()
292                 if (result == -1)  in miZeroLine()
295                 length = abs(new_y2 - new_y1);  in miZeroLine()
305                     clipdx = abs(new_x1 - x1);  in miZeroLine()
306                     clipdy = abs(new_y1 - y1);  in miZeroLine()
307                     e += (clipdx * e2) + ((clipdy - clipdx) * e1);  in miZeroLine()
316             e3 = e2 - e1;  in miZeroLine()
317             e = e - e1;  in miZeroLine()
319             while (length--) {  in miZeroLine()
336     if ((!pt2_clipped) && (pGC->capStyle != CapNotLast) &&  in miZeroLine()
342         (*pGC->ops->FillSpans) (pDraw, pGC, Nspans, pspanInit,  in miZeroLine()
354     /* XXX kludge until real zero-width dash code is written */  in miZeroDashLine()
355     pgc->lineWidth = 1;  in miZeroDashLine()
357     pgc->lineWidth = 0;  in miZeroDashLine()