class="kw">package com.hypixel.hytale.builtin.hytalegenerator.assets.curves;

class="kw">import com.hypixel.hytale.codec.Codec;
class="kw">import com.hypixel.hytale.codec.KeyedCodec;
class="kw">import com.hypixel.hytale.codec.builder.BuilderCodec;
class="kw">import com.hypixel.hytale.codec.validation.Validators;
class="kw">import it.unimi.dsi.fastutil.doubles.Double2DoubleFunction;
class="kw">import javax.annotation.Nonnull;

class="kw">public class DistanceExponentialCurveAsset class="kw">extends CurveAsset {
   @Nonnull
   class="kw">public class="kw">static class="kw">final BuilderCodec<DistanceExponentialCurveAsset> CODEC = BuilderCodec.builder(
         DistanceExponentialCurveAsset.class, DistanceExponentialCurveAsset::new, CurveAsset.ABSTRACT_CODEC
      )
      .append(new KeyedCodec<>("Exponent", Codec.DOUBLE, true), (var0, var1) -> var0.exponent = var1, var0 -> var0.exponent)
      .addValidator(Validators.greaterThanOrEqual(0.0))
      .add()
      .<Double>append(new KeyedCodec<>("Range", Codec.DOUBLE, true), (var0, var1) -> var0.range = var1, var0 -> var0.range)
      .addValidator(Validators.greaterThanOrEqual(0.0))
      .add()
      .build();
   class="kw">private double exponent = 1.0;
   class="kw">private double range = 1.0;

   class="kw">public DistanceExponentialCurveAsset() {
   }

   @Nonnull
   @Override
   class="kw">public Double2DoubleFunction build() {
      class="kw">return var1 -> {
         if (var1 < 0.0) {
            class="kw">return 1.0;
         }

         if (var1 > this.range) {
            class="kw">return 0.0;
         }

         var1 /= this.range;
         var1 *= -1.0;
         class="kw">return Math.pow(++var1, this.exponent);
      };
   }

   @Override
   class="kw">public void cleanUp() {
   }
}