Exemplo n.º 1
0
        public static WavefrontFormat DrawClothoRadius(this WavefrontFormat wf,
                                                       bool invertY, double a,
                                                       string radiusColor)
        {
            List <int> indices = new List <int>();

            double lmax = ClothoUtils.GetMaxL(a);
            int    c    = 100;

            for (int i = -c; i <= c; i++)
            {
                double s = i * lmax / c;

                double r = ClothoUtils.ClothoRadious(s, invertY, a);
                if (double.IsInfinity(r))
                {
                    r = SysMath.Sign(r) * 1000;
                }

                int v0 = wf.AddVertex(new Point2d(s, r));
                indices.Add(v0);

                //double dx, dy;
                //MathUtils.DClotho(s, r, a, out dx, out dy);
            }

            wf.UseMaterial(radiusColor);
            wf.AddLines(indices, false);
            return(wf);
        }
Exemplo n.º 2
0
        public void Test1()
        {
            const double error = 1e-8;

            // desarrollo, r, parametro, x, y, c, normal ¿o direction?,
            for (int i = 0; i < this.testData1.Length;)
            {
                double s     = this.testData1[i++];
                double r     = this.testData1[i++];
                double a     = this.testData1[i++];
                double x     = this.testData1[i++];
                double y     = this.testData1[i++];
                double radio = this.testData1[i++];
                double tg    = this.testData1[i++];

                // NOTA: Clip toma las clotoides con s < 0 invertidas en Y.
                if (s < 0)
                {
                    y     = -y;
                    tg    = 2 * SysMath.PI - tg;
                    radio = -radio;
                }

                double x2, y2;
                ClothoUtils.Clotho(s, r < 0, a, out x2, out y2);
                double radio2     = ClothoUtils.ClothoRadious(s, r < 0, a);
                double tg2        = ClothoUtils.ClothoTangent(s, r < 0, a);
                double direction2 = ClothoUtils.ClothoTangent(s, r < 0, a);

                Assert.IsTrue(x.EpsilonEquals(x2, error));
                Assert.IsTrue(y.EpsilonEquals(y2, error));
                Assert.IsTrue((double.IsInfinity(radio) && double.IsInfinity(radio2)) || radio.EpsilonEquals(radio2, error));
                //Assert.IsTrue(AngleUtils.Ensure0To2Pi(normal).EpsilonEquals(AngleUtils.Ensure0To2Pi(normal2), error));

                //Assert.IsTrue(AngleUtils.Ensure0To2Pi(tg).EpsilonEquals(AngleUtils.Ensure0To2Pi(tg2), error));
            }
        }
Exemplo n.º 3
0
        public double GetRadius(double t)
        {
            double dl = this.GetL(t);

            return(ClothoUtils.ClothoRadious(dl, this.InvertY, this.A));
        }
Exemplo n.º 4
0
        /// <summary>
        ///     Prueba el constructor ClothoidArc2d(double,Vec2d,Vec2d,double,double).
        /// </summary>
        private static void TestClotho(double a, bool invertY, bool negX, double tg0, double tg1, Vec2d p0, Vec2d dir,
                                       string fileName = null, bool toWavefront = false)
        {
            //double a = 5;
            //bool invertY = true;

            //double tg0 = -4 * SysMath.PI / 10;
            //double tg1 = -SysMath.PI / 10;

            // Si se indica negX, se invierten las tangentes.
            int sign = 1;

            if (negX)
            {
                sign = -1;
            }

            double l0 = sign * ClothoUtils.FindTangent(invertY, a, tg0);
            double l1 = sign * ClothoUtils.FindTangent(invertY, a, tg1);

            double r0  = ClothoUtils.ClothoRadious(l0, invertY, a);
            double r1  = ClothoUtils.ClothoRadious(l1, invertY, a);
            Vec2d  pp0 = ClothoUtils.Clotho(l0, invertY, a);
            Vec2d  pp1 = ClothoUtils.Clotho(l1, invertY, a);

            //Vec2d p0 = new Vec2d(5, 5);
            Vec2d p1 = p0.Add(dir.Mul(pp1.Sub(pp0).Length));

            ClothoidArc2 arc = new ClothoidArc2(l0, p0, p1, r0, r1);

            Assert.IsTrue(arc.Point0.EpsilonEquals(p0, ERROR));
            Assert.IsTrue(arc.Point1.EpsilonEquals(p1, ERROR));
            Assert.IsTrue(arc.GetRadius(arc.TMin).EpsilonEquals(r0, ERROR));
            Assert.IsTrue(arc.GetRadius(arc.TMax).EpsilonEquals(r1, ERROR)); // <-
            Assert.IsTrue(arc.InvertY == invertY);
            Assert.IsTrue(arc.A.EpsilonEquals(a, ERROR));

            // Salida por fichero de la prueba.
            if ((fileName != null) && toWavefront)
            {
                double figSize = 0.5;

                string mtl = Path.ChangeExtension(fileName, "mtl");

                using (MaterialFormat mf = new MaterialFormat(mtl))
                {
                    mf.DefaultColors();
                }

                using (WavefrontFormat wf = new WavefrontFormat(fileName))
                {
                    wf.LoadMaterialLib(Path.GetFileName(mtl));

                    wf.DrawLine("Yellow", Vec2d.Zero, new Vec2d(1, 0), 50);
                    wf.DrawLine("Yellow", Vec2d.Zero, new Vec2d(0, 1), 50);

                    wf.DrawFigure("Blue", WaveFigure.X, ClothoUtils.Clotho(l0, invertY, a), figSize);
                    wf.DrawFigure("Olive", WaveFigure.X, ClothoUtils.Clotho(l1, invertY, a), figSize);

                    wf.DrawClotho(invertY, a, "Red");

                    wf.DrawClotho("Magenta", arc);

                    wf.DrawFigure("Blue", WaveFigure.X, p0, figSize);
                    wf.DrawFigure("Olive", WaveFigure.X, p1, figSize);
                }
            }
        }
Exemplo n.º 5
0
        public static WavefrontFormat DrawClotho(this WavefrontFormat wf,
                                                 bool invertY, double a,
                                                 string clothoColor,
                                                 string dirColor,
                                                 string normalColor,
                                                 string radColor)
        {
            List <int> indices = new List <int>();
            List <Tuple <int, int> > normals = new List <Tuple <int, int> >();
            List <Tuple <int, int> > dirs    = new List <Tuple <int, int> >();
            List <Tuple <int, int> > radius  = new List <Tuple <int, int> >();

            int c = 100;

            for (int i = -c; i <= c; i++)
            {
                double lmax = ClothoUtils.GetMaxL(a);
                double s    = i * lmax / c;

                Point2d xy = ClothoUtils.Clotho(s, invertY, a);

                int v0 = wf.AddVertex(xy);
                indices.Add(v0);

                Vector2d n = ClothoUtils.ClothoLeftNormal(s, invertY, a).Unit;

                int v1 = wf.AddVertex(xy.Add(n));
                normals.Add(Tuple.Create(v0, v1));

                double   dir = ClothoUtils.ClothoTangent(s, invertY, a);
                Vector2d d   = Vector2d.NewRotate(dir);

                int v2 = wf.AddVertex(xy.Add(d.Mul(5)));
                dirs.Add(Tuple.Create(v0, v2));

                double r = ClothoUtils.ClothoRadious(s, invertY, a);
                if (double.IsInfinity(r))
                {
                    r = SysMath.Sign(r) * 100;
                }

                int v3 = wf.AddVertex(xy.Add(n.Mul(r)));
                radius.Add(Tuple.Create(v0, v3));

                //double dx, dy;
                //MathUtils.DClotho(s, r, a, out dx, out dy);
            }

            wf.UseMaterial(clothoColor);
            wf.AddLines(indices, false);

            wf.UseMaterial(normalColor);
            foreach (Tuple <int, int> normal in normals)
            {
                wf.AddLines(new[] { normal.Item1, normal.Item2 }, false);
            }

            wf.UseMaterial(dirColor);
            foreach (Tuple <int, int> dir in dirs)
            {
                wf.AddLines(new[] { dir.Item1, dir.Item2 }, false);
            }

            wf.UseMaterial(radColor);
            foreach (Tuple <int, int> rr in radius)
            {
                wf.AddLines(new[] { rr.Item1, rr.Item2 }, false);
            }
            return(wf);
        }