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abstract BinaryColumn boolean operators

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dfsek 2022-01-08 10:28:49 -07:00
parent 8a35e3f21d
commit a7d0d52dfb
1 changed files with 11 additions and 14 deletions
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25
common/api/src/main/java/com/dfsek/terra/api/structure/feature/BinaryColumn.java
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@ -9,6 +9,7 @@ package com.dfsek.terra.api.structure.feature;
import com.dfsek.terra.api.util.Range;
import java.util.function.BinaryOperator;
import java.util.function.IntConsumer;
@ -73,15 +74,7 @@ public class BinaryColumn {
* @throws IllegalArgumentException if column heights do not match
*/
public BinaryColumn and(BinaryColumn that) {
if(that.minY != this.minY) throw new IllegalArgumentException("Must share same min Y");
if(that.data.length != this.data.length) throw new IllegalArgumentException("Must share same max Y");
BinaryColumn next = new BinaryColumn(minY, data.length - minY);
for(int i = 0; i < this.data.length; i++) {
next.data[i] = this.data[i] && that.data[i];
}
return next;
return bool(that, Boolean::logicalAnd);
}
/**
@ -92,11 +85,15 @@ public class BinaryColumn {
* @throws IllegalArgumentException if column heights do not match
*/
public BinaryColumn or(BinaryColumn that) {
return bool(that, Boolean::logicalOr);
}
private BinaryColumn bool(BinaryColumn that, BinaryOperator<Boolean> operator) {
int smallMinY = Math.min(this.minY, that.minY);
int bigMaxY = Math.max(this.maxY, that.maxY);
BinaryColumn next = new BinaryColumn(smallMinY, bigMaxY);
for(int i = smallMinY; i < bigMaxY; i++) {
int index = i - smallMinY;
boolean left = false;
@ -104,13 +101,13 @@ public class BinaryColumn {
if(this.data.length > index) {
left = this.data[index];
}
if(that.data.length > index) {
right = this.data[index];
}
next.data[i] = left || right;
next.data[i] = operator.apply(left, right);
}
return next;
}
}