61 lines
2.1 KiB
Java
61 lines
2.1 KiB
Java
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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.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 p_38061_, float p_38062_) {
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this.keyframes.add(new Keyframe(p_38061_, p_38062_));
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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> p_150248_) {
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this.keyframes.addAll(p_150248_);
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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(p_38065_ -> int2objectsortedmap.put(p_38065_.getTimeStamp(), p_38065_));
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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 p_38059_) {
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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 = this.keyframes.get(this.previousIndex);
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Keyframe keyframe1 = this.keyframes.get(this.keyframes.size() - 1);
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boolean flag = p_38059_ < keyframe.getTimeStamp();
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int i = flag ? 0 : this.previousIndex;
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float f = flag ? keyframe1.getValue() : keyframe.getValue();
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for (int j = i; j < this.keyframes.size(); j++) {
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Keyframe keyframe2 = this.keyframes.get(j);
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if (keyframe2.getTimeStamp() > p_38059_) {
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break;
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}
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this.previousIndex = j;
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f = keyframe2.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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