61 lines
1.8 KiB
Java
61 lines
1.8 KiB
Java
package net.minecraft.world.entity.schedule;
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import com.google.common.collect.ImmutableList;
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import com.google.common.collect.Lists;
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import it.unimi.dsi.fastutil.ints.Int2ObjectAVLTreeMap;
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import it.unimi.dsi.fastutil.ints.Int2ObjectSortedMap;
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import java.util.Collection;
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import java.util.List;
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public class Timeline {
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private final List<Keyframe> keyframes = Lists.<Keyframe>newArrayList();
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private int previousIndex;
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public ImmutableList<Keyframe> getKeyframes() {
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return ImmutableList.copyOf(this.keyframes);
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}
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public Timeline addKeyframe(int duration, float active) {
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this.keyframes.add(new Keyframe(duration, active));
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this.sortAndDeduplicateKeyframes();
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return this;
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}
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public Timeline addKeyframes(Collection<Keyframe> frames) {
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this.keyframes.addAll(frames);
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this.sortAndDeduplicateKeyframes();
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return this;
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}
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private void sortAndDeduplicateKeyframes() {
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Int2ObjectSortedMap<Keyframe> int2ObjectSortedMap = new Int2ObjectAVLTreeMap<>();
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this.keyframes.forEach(keyframe -> int2ObjectSortedMap.put(keyframe.getTimeStamp(), keyframe));
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this.keyframes.clear();
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this.keyframes.addAll(int2ObjectSortedMap.values());
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this.previousIndex = 0;
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}
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public float getValueAt(int dayTime) {
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if (this.keyframes.size() <= 0) {
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return 0.0F;
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} else {
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Keyframe keyframe = (Keyframe)this.keyframes.get(this.previousIndex);
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Keyframe keyframe2 = (Keyframe)this.keyframes.get(this.keyframes.size() - 1);
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boolean bl = dayTime < keyframe.getTimeStamp();
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int i = bl ? 0 : this.previousIndex;
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float f = bl ? keyframe2.getValue() : keyframe.getValue();
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for (int j = i; j < this.keyframes.size(); j++) {
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Keyframe keyframe3 = (Keyframe)this.keyframes.get(j);
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if (keyframe3.getTimeStamp() > dayTime) {
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break;
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}
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this.previousIndex = j;
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f = keyframe3.getValue();
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}
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return f;
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}
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}
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}
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