93 lines
2.7 KiB
Java
93 lines
2.7 KiB
Java
package com.hypixel.hytale.math.shape;
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import com.hypixel.hytale.function.predicate.TriIntObjPredicate;
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import com.hypixel.hytale.function.predicate.TriIntPredicate;
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import com.hypixel.hytale.math.block.BlockSphereUtil;
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import com.hypixel.hytale.math.util.MathUtil;
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import javax.annotation.Nonnull;
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public class Ellipsoid implements Shape {
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public double radiusX;
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public double radiusY;
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public double radiusZ;
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public Ellipsoid() {
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}
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public Ellipsoid(double radius) {
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this(radius, radius, radius);
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}
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public Ellipsoid(double radiusX, double radiusY, double radiusZ) {
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this.radiusX = radiusX;
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this.radiusY = radiusY;
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this.radiusZ = radiusZ;
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}
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@Nonnull
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public Ellipsoid assign(double radius) {
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this.radiusX = radius;
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this.radiusY = radius;
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this.radiusZ = radius;
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return this;
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}
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@Nonnull
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@Override
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public Box getBox(double x, double y, double z) {
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Box boundingBox = new Box();
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boundingBox.min.assign(x - this.radiusX, y - this.radiusY, z - this.radiusZ);
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boundingBox.max.assign(x + this.radiusX, y + this.radiusY, z + this.radiusZ);
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return boundingBox;
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}
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@Override
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public boolean containsPosition(double x, double y, double z) {
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double xRatio = x / this.radiusX;
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double yRatio = y / this.radiusY;
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double zRatio = z / this.radiusZ;
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return xRatio * xRatio + yRatio * yRatio + zRatio * zRatio <= 1.0;
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}
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@Override
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public void expand(double radius) {
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this.radiusX += radius;
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this.radiusY += radius;
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this.radiusZ += radius;
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}
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@Override
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public boolean forEachBlock(double x, double y, double z, double epsilon, @Nonnull TriIntPredicate consumer) {
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return BlockSphereUtil.forEachBlock(
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MathUtil.floor(x),
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MathUtil.floor(y),
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MathUtil.floor(z),
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MathUtil.floor(this.radiusX + epsilon),
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MathUtil.floor(this.radiusY + epsilon),
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MathUtil.floor(this.radiusZ + epsilon),
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null,
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(_x, _y, _z, aVoid) -> consumer.test(_x, _y, _z)
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);
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}
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@Override
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public <T> boolean forEachBlock(double x, double y, double z, double epsilon, T t, @Nonnull TriIntObjPredicate<T> consumer) {
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return BlockSphereUtil.forEachBlock(
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MathUtil.floor(x),
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MathUtil.floor(y),
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MathUtil.floor(z),
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MathUtil.floor(this.radiusX + epsilon),
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MathUtil.floor(this.radiusY + epsilon),
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MathUtil.floor(this.radiusZ + epsilon),
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t,
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consumer
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);
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}
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@Nonnull
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@Override
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public String toString() {
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return "Ellipsoid{radiusX=" + this.radiusX + ", radiusY=" + this.radiusY + ", radiusZ=" + this.radiusZ + "}";
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}
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}
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