public void render(Color c, int stroke, int markType) { if (c == null) c = Color.RED; V.pushColor(c); if (defined()) { seg.render(c, stroke, markType); } else { for (int i = 0; i < 2; i++) { if (i == 1 && discA == discB) continue; EdObject obj = object(i); if (obj instanceof EdDisc) { EdDisc d = (EdDisc) obj; stroke = STRK_RUBBERBAND; V.pushStroke(stroke); double r = Math.max(d.getRadius() - 4, 2.0); V.drawCircle(d.getOrigin(), r); V.popStroke(); } else { Tools.unimp("rendering undefined bitangents of polygons"); } } } V.popColor(); }
public static void plotDirectedHalfPlane(FPoint2 p0, FPoint2 p1, int markType) { double SEP = .4 * V.getScale(); double ang = MyMath.polarAngle(p0, p1); FPoint2 d0 = MyMath.ptOnCircle(p0, ang + Math.PI / 2, SEP); FPoint2 d1 = MyMath.ptOnCircle(p1, ang + Math.PI / 2, SEP); EdSegment.plotDirectedLine(p0, p1); V.pushStroke(STRK_RUBBERBAND); V.drawLine(d0, d1); V.popStroke(); if (markType >= 0) { V.mark(d0, markType); V.mark(d1, markType); } }
public void render(Color c, int stroke, int markType) { final boolean db = false; // Get array of visible segments. If no such array exists, // use default. DArray vseg = visSeg; boolean dashed = false; // if (step == 0) { double step = renderStep(); // } // vp V = TestBed.view(); if (db) Streams.out.println(" step=" + step); // plot each visible segment for (int seg = 0; seg < vseg.size(); seg += 2) { double t0 = vseg.getDouble(seg + 0), t1 = vseg.getDouble(seg + 1); t0 = MyMath.clamp(t0, -500.0, 500.0); t1 = MyMath.clamp(t1, -500.0, 500.0); // render() expects external parameters. double s0 = toExt(t0), s1 = toExt(t1); if (s0 > s1) { double tmp = s0; s0 = s1; s1 = tmp; } FPoint2 p0 = calcPoint(s0), p1 = calcPoint(s1); if (db) Streams.out.println(" p0=" + p0 + ", p1=" + p1); if (isLine() && !dashed) { V.drawLine(p0, p1); } else { /* if (Math.abs(s0) >= 500 ||Math.abs(s1) >= 500) System.out.println("Rendering "+t0+" to "+t1+" step "+step); */ if (dashed) V.pushStroke(Globals.STRK_RUBBERBAND); { // int count = 0; boolean first = true; for (double t = t0; ; t += step) { // , count++) { boolean last = (t >= t1); if (last) { t = t1; } calcPointInternal(t, p1); if (!p1.isValid()) { if (last) { break; } continue; } if (db) { System.out.println(" calcPt " + Tools.f(toExt(t)) + " = " + p1.x + "," + p1.y); } if (!first) { V.drawLine(p0, p1); if (false) { Tools.warn("highlighting int"); V.mark(p0); } } if (last) { break; } p0.setLocation(p1); first = false; } } if (dashed) V.popStroke(); } } }