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@ -56,6 +56,46 @@ rdpPolylinesOrg(DrawablePtr pDrawable, GCPtr pGC, int mode,
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GC_OP_EPILOGUE(pGC);
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}
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/******************************************************************************/
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void
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RegionAroundSegs(RegionPtr reg, xSegment* segs, int nseg)
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{
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int index;
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BoxRec box;
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RegionRec treg;
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index = 0;
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while (index < nseg)
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{
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if (segs[index].x1 < segs[index].x2)
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{
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box.x1 = segs[index].x1;
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box.x2 = segs[index].x2;
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}
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else
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{
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box.x1 = segs[index].x2;
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box.x2 = segs[index].x1;
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}
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box.x2++;
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if (segs[index].y1 < segs[index].y2)
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{
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box.y1 = segs[index].y1;
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box.y2 = segs[index].y2;
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}
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else
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{
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box.y1 = segs[index].y2;
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box.y2 = segs[index].y1;
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}
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box.y2++;
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RegionInit(&treg, &box, 0);
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RegionUnion(reg, reg, &treg);
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RegionUninit(&treg);
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index++;
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}
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}
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/******************************************************************************/
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void
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rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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@ -66,32 +106,58 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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int cd;
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int i;
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int j;
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int x1;
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int y1;
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int x2;
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int y2;
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int got_id;
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int dirty_type;
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int post_process;
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int reset_surface;
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BoxRec box;
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DDXPointPtr ppts;
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xSegment* segs;
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int nseg;
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struct image_data id;
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WindowPtr pDstWnd;
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PixmapPtr pDstPixmap;
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rdpPixmapRec* pDstPriv;
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rdpPixmapRec* pDirtyPriv;
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LLOGLN(10, ("rdpPolylines:"));
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LLOGLN(0, ("rdpPolylines:"));
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ppts = 0;
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if (npt > 0)
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/* convert lines to line segments */
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nseg = npt - 1;
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segs = 0;
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if (npt > 1)
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{
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ppts = (DDXPointPtr)g_malloc(sizeof(DDXPointRec) * npt, 0);
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for (i = 0; i < npt; i++)
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segs = (xSegment*)g_malloc(sizeof(xSegment) * npt - 1, 0);
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segs[0].x1 = pptInit[0].x + pDrawable->x;
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segs[0].y1 = pptInit[0].y + pDrawable->y;
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if (mode == CoordModeOrigin)
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{
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ppts[i] = pptInit[i];
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segs[0].x2 = pptInit[1].x + pDrawable->x;
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segs[0].y2 = pptInit[1].y + pDrawable->y;
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}
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else
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{
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segs[0].x2 = segs[0].x1 + pptInit[1].x;
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segs[0].y2 = segs[0].y1 + pptInit[1].y;
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}
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for (i = 2; i < npt; i++)
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{
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segs[i - 1].x1 = segs[i - 2].x2;
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segs[i - 1].y1 = segs[i - 2].y2;
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if (mode == CoordModeOrigin)
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{
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segs[i - 1].x2 = pptInit[i].x + pDrawable->x;
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segs[i - 1].y2 = pptInit[i].x + pDrawable->x;
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}
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else
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{
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segs[i - 1].x2 = segs[i - 2].x2 + pptInit[i].x;
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segs[i - 1].y2 = segs[i - 2].y2 + pptInit[i].y;
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}
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}
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}
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else
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{
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LLOGLN(10, ("rdpPolylines: weird npt [%d]", npt));
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}
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/* do original call */
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@ -114,7 +180,7 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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LLOGLN(10, ("rdpPolylines: gettig dirty"));
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pDstPriv->is_dirty = 1;
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pDirtyPriv = pDstPriv;
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dirty_type = RDI_IMGLL;
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dirty_type = RDI_LINE;
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}
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else
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{
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@ -140,7 +206,7 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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}
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if (!post_process)
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{
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g_free(ppts);
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g_free(segs);
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return;
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}
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@ -148,11 +214,15 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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cd = rdp_get_clip(&clip_reg, pDrawable, pGC);
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if (cd == 1)
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{
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if (ppts != 0)
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if (segs != 0)
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{
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if (dirty_type != 0)
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{
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/* TODO */
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RegionUninit(&clip_reg);
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RegionInit(&clip_reg, NullBox, 0);
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RegionAroundSegs(&clip_reg, segs, nseg);
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draw_item_add_line_region(pDirtyPriv, &clip_reg, pGC->fgPixel,
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pGC->alu, pGC->lineWidth, segs, nseg, 0);
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}
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else if (got_id)
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{
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@ -160,23 +230,9 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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rdpup_set_fgcolor(pGC->fgPixel);
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rdpup_set_opcode(pGC->alu);
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rdpup_set_pen(0, pGC->lineWidth);
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x1 = ppts[0].x + pDrawable->x;
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y1 = ppts[0].y + pDrawable->y;
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for (i = 1; i < npt; i++)
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for (i = 0; i < nseg; i++)
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{
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if (mode == CoordModeOrigin)
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{
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x2 = pDrawable->x + ppts[i].x;
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y2 = pDrawable->y + ppts[i].y;
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}
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else
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{
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x2 = x1 + ppts[i].x;
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y2 = y1 + ppts[i].y;
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}
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rdpup_draw_line(x1, y1, x2, y2);
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x1 = x2;
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y1 = y2;
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rdpup_draw_line(segs[i].x1, segs[i].y1, segs[i].x2, segs[i].y2);
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}
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rdpup_set_opcode(GXcopy);
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rdpup_end_update();
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@ -186,11 +242,12 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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else if (cd == 2)
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{
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num_clips = REGION_NUM_RECTS(&clip_reg);
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if (ppts != 0 && num_clips > 0)
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if (nseg != 0 && num_clips > 0)
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{
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if (dirty_type != 0)
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{
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/* TODO */
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draw_item_add_line_region(pDirtyPriv, &clip_reg, pGC->fgPixel,
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pGC->alu, pGC->lineWidth, segs, nseg, 0);
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}
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else if (got_id)
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{
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@ -202,23 +259,9 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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{
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box = REGION_RECTS(&clip_reg)[j];
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rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
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x1 = ppts[0].x + pDrawable->x;
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y1 = ppts[0].y + pDrawable->y;
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for (i = 1; i < npt; i++)
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for (i = 0; i < nseg; i++)
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{
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if (mode == CoordModeOrigin)
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{
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x2 = pDrawable->x + ppts[i].x;
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y2 = pDrawable->y + ppts[i].y;
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}
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else
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{
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x2 = x1 + ppts[i].x;
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y2 = y1 + ppts[i].y;
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}
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rdpup_draw_line(x1, y1, x2, y2);
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x1 = x2;
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y1 = y2;
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rdpup_draw_line(segs[i].x1, segs[i].y1, segs[i].x2, segs[i].y2);
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}
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}
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rdpup_reset_clip();
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@ -227,8 +270,8 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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}
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}
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}
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g_free(segs);
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RegionUninit(&clip_reg);
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g_free(ppts);
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if (reset_surface)
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{
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rdpup_switch_os_surface(-1);
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