// 
// Decompiled by Procyon v0.6.0
// 

package com.hypixel.hytale.builtin.hytalegenerator.density.nodes;

import javax.annotation.Nullable;
import javax.annotation.Nonnull;
import com.hypixel.hytale.math.vector.Vector3d;
import com.hypixel.hytale.builtin.hytalegenerator.density.Density;

public class ScaleDensity extends Density
{
    @Nonnull
    private final Vector3d scale;
    private final boolean isInvalid;
    @Nullable
    private Density input;
    
    public ScaleDensity(final double scaleX, final double scaleY, final double scaleZ, final Density input) {
        this.scale = new Vector3d(1.0 / scaleX, 1.0 / scaleY, 1.0 / scaleZ);
        this.isInvalid = (scaleX == 0.0 || scaleY == 0.0 || scaleZ == 0.0);
        this.input = input;
    }
    
    @Override
    public double process(@Nonnull final Context context) {
        if (this.input == null) {
            return 0.0;
        }
        if (this.isInvalid) {
            return 0.0;
        }
        final Vector3d scaledPosition = context.position.clone();
        scaledPosition.scale(this.scale);
        final Context childContext = new Context(context);
        childContext.position = scaledPosition;
        return this.input.process(childContext);
    }
    
    @Override
    public void setInputs(@Nonnull final Density[] inputs) {
        if (inputs.length == 0) {
            this.input = null;
        }
        this.input = inputs[0];
    }
}