[65] | 1 | package com.framsticks.net.client3D;
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| 2 |
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| 3 | import pl.vorg.mowa.core.graphics.BoundingBox;
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| 4 | import pl.vorg.mowa.core.graphics.Vec3;
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| 5 |
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| 6 | /**
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| 7 | * Framstick creature body class.
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| 8 | * @author MoMaT, modified by Vorg @ 2007-01-01
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| 9 | */
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| 10 | public class Creature {
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| 11 | private String name;
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| 12 | private String genotype;
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| 13 |
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| 14 | public static enum ModelType {
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| 15 | Parts,
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| 16 | MechParts
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| 17 | }
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| 18 |
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| 19 | private int[][] joints = null;
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| 20 | private float[][] parts = null;
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| 21 | private float[][] mechParts = null;
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| 22 | private NeuroDef[] neuroDefs = null;
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| 23 | private BoundingBox boundingBox;
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| 24 | private BoundingBox mechBoundingBox;
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| 25 |
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| 26 | private int group;
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| 27 | private int index;
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| 28 |
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| 29 | /**
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| 30 | * Class constructor. Initializes data structure.
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| 31 | * @param name
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| 32 | * @param partsCount number of parts
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| 33 | * @param jointsCount number of joints
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| 34 | * @param group creature group
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| 35 | * @param index position in a group
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| 36 | */
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| 37 | public Creature(String name, int group, int index) {
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| 38 | this.name = name;
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| 39 | this.group = group;
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| 40 | this.index = index;
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| 41 | }
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| 42 |
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| 43 | public String toString() {
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| 44 | return "/" + group + "/" + index + "/" + name;
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| 45 | }
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| 46 |
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| 47 | public String getName() {
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| 48 | return name;
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| 49 | }
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| 50 |
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| 51 | public int getGroup() {
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| 52 | return group;
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| 53 | }
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| 54 |
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| 55 | public int getIndex() {
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| 56 | return index;
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| 57 | }
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| 58 |
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| 59 | public String getGenotype() {
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| 60 | return genotype;
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| 61 | }
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| 62 |
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| 63 | public void setGenotype(String genotype) {
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| 64 | this.genotype = genotype;
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| 65 | }
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| 66 |
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| 67 | public int[][] getJoints() {
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| 68 | return joints;
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| 69 | }
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| 70 |
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| 71 | public void setJoints(int[][] joints) {
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| 72 | this.joints = joints;
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| 73 | }
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| 74 |
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| 75 | public float[][] getParts(ModelType modelType) {
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| 76 | return (modelType == ModelType.Parts) ? parts : mechParts;
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| 77 | }
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| 78 |
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| 79 | public void setParts(float[][] value, ModelType modelType) {
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| 80 | if (modelType == ModelType.Parts)
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| 81 | parts = value;
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| 82 | else {
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| 83 | mechParts = value;
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| 84 | }
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| 85 | }
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| 86 |
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| 87 | public void setNeuroDefs(NeuroDef[] defs)
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| 88 | { neuroDefs=defs; }
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| 89 |
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| 90 | public NeuroDef[] getNeuroDefs()
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| 91 | { return neuroDefs; }
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| 92 |
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| 93 | /**
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| 94 | * Gets translation vector to the middle point of a joint.
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| 95 | * @param index index of joint in a joints array
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| 96 | * @return translation vector
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| 97 | */
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| 98 | public float[] jointTranslation(int index, ModelType modelType) {
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| 99 | float[][] arr = (modelType == ModelType.Parts) ? parts : mechParts;
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| 100 | Vec3 p1 = new Vec3(arr[joints[index][0]]);
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| 101 | Vec3 p2 = new Vec3(arr[joints[index][1]]);
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| 102 | Vec3 vector = Vec3.sub(p2, p1);
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| 103 |
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| 104 | vector.mul(0.5f);
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| 105 | p1.add(vector);
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| 106 | return p1.getVector();
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| 107 | }
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| 108 | /**
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| 109 | * Calculates the length of vector between two joint points.
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| 110 | * @param index index of joint in a joints array
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| 111 | * @return length of vector
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| 112 | */
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| 113 | public float jointLength(int index, ModelType modelType) {
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| 114 | float[][] arr = (modelType == ModelType.Parts) ? parts : mechParts;
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| 115 | Vec3 p1 = new Vec3(arr[joints[index][0]]);
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| 116 | Vec3 p2 = new Vec3(arr[joints[index][1]]);
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| 117 | Vec3 vector = Vec3.sub(p2, p1);
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| 118 |
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| 119 | return vector.length();
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| 120 | }
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| 121 | /**
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| 122 | * Calculates the angle and the rotation axis between a joint and the base vector.
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| 123 | * @param index index of joint in a joints array
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| 124 | * @return the array of angle and axis x, y, z coordinates
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| 125 | */
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| 126 | public float[] jointRotation(int index, ModelType modelType) {
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| 127 | float[][] arr = (modelType == ModelType.Parts) ? parts : mechParts;
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| 128 | Vec3 p1 = new Vec3(arr[joints[index][0]]);
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| 129 | Vec3 p2 = new Vec3(arr[joints[index][1]]);
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| 130 | //Vec3 vector = p1.vector(p2);
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| 131 | Vec3 vector = Vec3.sub(p2, p1);
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| 132 | Vec3 base = new Vec3(0, 0, 1);
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| 133 |
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| 134 | float cos = Vec3.dot(vector, base)/vector.length();
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| 135 | float angle = (float)(-Math.acos(cos)*180/Math.PI);
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| 136 |
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| 137 | Vec3 cross = Vec3.cross(vector,base);
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| 138 | float[] v = cross.getVector();
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| 139 | float[] result = new float[4];
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| 140 | result[0] = angle;
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| 141 | result[1] = v[0];
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| 142 | result[2] = v[1];
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| 143 | result[3] = v[2];
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| 144 | return result;
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| 145 | }
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| 146 |
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| 147 | /**
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| 148 | * Calculates boundingBox of creature's model
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| 149 | * @author vorg
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| 150 | * @param modelType
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| 151 | * @return boudingBox
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| 152 | */
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| 153 | public BoundingBox getBoundingBox(ModelType modelType) {
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| 154 | BoundingBox bbox = (modelType == ModelType.Parts) ? boundingBox : mechBoundingBox;
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| 155 | if (bbox == null) {
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| 156 | bbox = new BoundingBox();
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| 157 | float[][] arr = (modelType == ModelType.Parts) ? parts : mechParts;
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| 158 | for(int i=0; i<arr.length; i++) {
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| 159 | bbox.add(arr[i][0], arr[i][1], arr[i][2]);
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| 160 | }
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| 161 | if (modelType == ModelType.Parts) boundingBox = bbox;
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| 162 | else mechBoundingBox = bbox;
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| 163 | }
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| 164 | return bbox;
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| 165 | }
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| 166 | }
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