1 package com.jme3.scene.plugins.blender.constraints; 2 3 import java.io.IOException; 4 5 import com.jme3.animation.AnimChannel; 6 import com.jme3.animation.AnimControl; 7 import com.jme3.animation.BoneTrack; 8 import com.jme3.animation.SpatialTrack; 9 import com.jme3.animation.Track; 10 import com.jme3.export.JmeExporter; 11 import com.jme3.export.JmeImporter; 12 import com.jme3.math.Quaternion; 13 import com.jme3.math.Vector3f; 14 import com.jme3.util.TempVars; 15 16 /** 17 * This class holds either the bone track or spatial track. Is made to improve 18 * code readability. 19 * 20 * @author Marcin Roguski (Kaelthas) 21 */ 22 /* package */final class BlenderTrack implements Track { 23 /** The spatial track. */ 24 private SpatialTrack spatialTrack; 25 /** The bone track. */ 26 private BoneTrack boneTrack; 27 28 /** 29 * Constructs the object using spatial track (bone track is null). 30 * 31 * @param spatialTrack 32 * the spatial track 33 */ BlenderTrack(SpatialTrack spatialTrack)34 public BlenderTrack(SpatialTrack spatialTrack) { 35 this.spatialTrack = spatialTrack; 36 } 37 38 /** 39 * Constructs the object using bone track (spatial track is null). 40 * 41 * @param spatialTrack 42 * the spatial track 43 */ BlenderTrack(BoneTrack boneTrack)44 public BlenderTrack(BoneTrack boneTrack) { 45 this.boneTrack = boneTrack; 46 } 47 48 /** 49 * @return the stored track (either bone or spatial) 50 */ getTrack()51 public Track getTrack() { 52 return boneTrack != null ? boneTrack : spatialTrack; 53 } 54 55 /** 56 * @return the array of rotations of this track 57 */ getRotations()58 public Quaternion[] getRotations() { 59 if (boneTrack != null) { 60 return boneTrack.getRotations(); 61 } 62 return spatialTrack.getRotations(); 63 } 64 65 /** 66 * @return the array of scales for this track 67 */ getScales()68 public Vector3f[] getScales() { 69 if (boneTrack != null) { 70 return boneTrack.getScales(); 71 } 72 return spatialTrack.getScales(); 73 } 74 75 /** 76 * @return the arrays of time for this track 77 */ getTimes()78 public float[] getTimes() { 79 if (boneTrack != null) { 80 return boneTrack.getTimes(); 81 } 82 return spatialTrack.getTimes(); 83 } 84 85 /** 86 * @return the array of translations of this track 87 */ getTranslations()88 public Vector3f[] getTranslations() { 89 if (boneTrack != null) { 90 return boneTrack.getTranslations(); 91 } 92 return spatialTrack.getTranslations(); 93 } 94 95 /** 96 * Set the translations, rotations and scales for this bone track 97 * 98 * @param times 99 * a float array with the time of each frame 100 * @param translations 101 * the translation of the bone for each frame 102 * @param rotations 103 * the rotation of the bone for each frame 104 * @param scales 105 * the scale of the bone for each frame 106 */ setKeyframes(float[] times, Vector3f[] translations, Quaternion[] rotations, Vector3f[] scales)107 public void setKeyframes(float[] times, Vector3f[] translations, 108 Quaternion[] rotations, Vector3f[] scales) { 109 if (boneTrack != null) { 110 boneTrack.setKeyframes(times, translations, rotations, scales); 111 } else { 112 spatialTrack.setKeyframes(times, translations, rotations, scales); 113 } 114 } 115 116 @Override write(JmeExporter ex)117 public void write(JmeExporter ex) throws IOException { 118 } 119 120 @Override read(JmeImporter im)121 public void read(JmeImporter im) throws IOException { 122 } 123 124 @Override setTime(float time, float weight, AnimControl control, AnimChannel channel, TempVars vars)125 public void setTime(float time, float weight, AnimControl control, 126 AnimChannel channel, TempVars vars) { 127 if (boneTrack != null) { 128 boneTrack.setTime(time, weight, control, channel, vars); 129 } else { 130 spatialTrack.setTime(time, weight, control, channel, vars); 131 } 132 } 133 134 @Override getLength()135 public float getLength() { 136 return spatialTrack == null ? boneTrack.getLength() : spatialTrack 137 .getLength(); 138 } 139 140 @Override clone()141 public BlenderTrack clone() { 142 if (boneTrack != null) { 143 return new BlenderTrack(boneTrack.clone()); 144 } 145 return new BlenderTrack(spatialTrack.clone()); 146 } 147 } 148