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| Rev | Author | Line No. | Line |
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| 44 | daniel-mar | 1 | package de.viathinksoft.marschall.raumplan.formula; |
| 2 | |||
| 3 | public class FormulaProbe { |
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| 4 | |||
| 45 | daniel-mar | 5 | private static final double PRECIOUS = 1000; |
| 6 | |||
| 44 | daniel-mar | 7 | /** |
| 45 | daniel-mar | 8 | * Kollissionsradius für 2D-Raum |
| 9 | * |
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| 10 | * @param b |
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| 11 | * Korridorverkleinerungsfaktor |
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| 12 | * @param g |
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| 13 | * Raumverkleinerungsfaktor |
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| 14 | * @param w |
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| 15 | * Verhältnis des initialen Korridors mit dem Ursprungsraum |
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| 16 | * @return =0 für Berührung, <0 für Abstand, > für Kollission |
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| 17 | */ |
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| 18 | private static double calc_2d(double b, double g, double w) { |
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| 19 | return (3 - g) / (1 - g) - g + Math.pow(g, 2) - 4 + 2 * w |
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| 20 | * (b / (1 - b) - b - Math.pow(b, 2) - 1); |
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| 21 | } |
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| 22 | |||
| 23 | /** |
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| 24 | * Kollissionsradius für 3D-Raum |
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| 25 | * |
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| 26 | * @param b |
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| 27 | * Korridorverkleinerungsfaktor |
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| 28 | * @param g |
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| 29 | * Raumverkleinerungsfaktor |
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| 30 | * @param w |
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| 31 | * Verhältnis des initialen Korridors mit dem Ursprungsraum |
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| 32 | * @return =0 für Berührung, <0 für Abstand, > für Kollission |
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| 33 | */ |
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| 34 | private static double calc_3d(double b, double g, double w) { |
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| 35 | return w * b * (1 / (1 - b) - 1 - b - Math.pow(b, 2)) + 1 / (1 - g) - 1 |
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| 36 | - g - Math.pow(g, 2) - w; |
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| 37 | } |
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| 38 | |||
| 39 | /** |
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| 40 | * Findet 2D=0 Punkte |
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| 41 | * |
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| 44 | daniel-mar | 42 | * @param args |
| 43 | */ |
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| 44 | public static void main(String[] args) { |
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| 45 | daniel-mar | 45 | for (int bi = 0; bi < PRECIOUS; bi++) { |
| 46 | for (int gi = 0; gi < PRECIOUS; gi++) { |
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| 47 | for (int wi = 0; wi < PRECIOUS; wi++) { |
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| 48 | double b = (double) bi / PRECIOUS; |
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| 49 | double g = (double) gi / PRECIOUS; |
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| 50 | double w = (double) wi / PRECIOUS; |
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| 51 | double r2d = calc_2d(b, g, w); |
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| 52 | double r3d = calc_3d(b, g, w); |
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| 44 | daniel-mar | 53 | |
| 45 | daniel-mar | 54 | if ((Math.abs(r2d) == 0) /* || (Math.abs(r3d) == 0) */) { |
| 55 | System.out.println("(b=" + b + ", g=" + g + ", w=" + w |
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| 56 | + ") = " + r2d + " (2D), " + r3d + " (3D)"); |
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| 57 | } |
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| 58 | } |
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| 59 | } |
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| 60 | } |
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| 61 | |||
| 62 | System.out.println("Beendet"); |
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| 44 | daniel-mar | 63 | } |
| 64 | } |