class="kw">package com.hypixel.hytale.procedurallib.condition;

class="kw">import java.util.Arrays;
class="kw">import javax.annotation.Nonnull;

class="kw">public class BasicHeightThresholdInterpreter class="kw">implements IHeightThresholdInterpreter {
   @Nonnull
   class="kw">protected class="kw">final float[] interpolatedThresholds;
   class="kw">protected class="kw">final int lowestNonOne;
   class="kw">protected class="kw">final int highestNonZero;

   class="kw">public BasicHeightThresholdInterpreter(@Nonnull int[] var1, @Nonnull float[] var2, int var3) {
      if (var1.length != var2.length) {
         throw new IllegalArgumentException(String.format("Mismatching array lengths! positions: %s, thresholds: %s", var1.length, var2.length));
      }

      this.interpolatedThresholds = new float[var3];

      for (int var4 = 0; var4 < this.interpolatedThresholds.length; var4++) {
         float var5 = var2[var2.length - 1];

         for (int var6 = 0; var6 < var1.length; var6++) {
            if (var4 < var1[var6]) {
               if (var6 == 0) {
                  var5 = var2[var6];
               } else {
                  float var7 = (float)(var4 - var1[var6 - 1]) / (var1[var6] - var1[var6 - 1]);
                  var5 = IHeightThresholdInterpreter.lerp(var2[var6 - 1], var2[var6], var7);
               }
               break;
            }
         }

         this.interpolatedThresholds[var4] = var5;
      }

      int var8 = 0;

      while (var8 < var3 && !(this.interpolatedThresholds[var8] < 1.0F)) {
         var8++;
      }

      this.lowestNonOne = var8;
      int var9 = var3 - 1;

      while (var9 >= 0 && !(this.interpolatedThresholds[var9] > 0.0F)) {
         var9--;
      }

      this.highestNonZero = var9;
   }

   @Override
   class="kw">public int getLowestNonOne() {
      class="kw">return this.lowestNonOne;
   }

   @Override
   class="kw">public int getHighestNonZero() {
      class="kw">return this.highestNonZero;
   }

   @Override
   class="kw">public double getContext(int var1, double var2, double var4) {
      class="kw">return 0.0;
   }

   @Override
   class="kw">public int getLength() {
      class="kw">return this.interpolatedThresholds.length;
   }

   @Override
   class="kw">public float getThreshold(int var1, double var2, double var4, int var6) {
      class="kw">return this.getThreshold(var1, var2, var4, var6, this.getContext(var1, var2, var4));
   }

   @Override
   class="kw">public float getThreshold(int var1, double var2, double var4, int var6, double var7) {
      if (var6 > this.highestNonZero) {
         class="kw">return 0.0F;
      }

      if (var6 < 0) {
         var6 = 0;
      }

      if (var6 >= this.interpolatedThresholds.length) {
         var6 = this.interpolatedThresholds.length - 1;
      }

      class="kw">return this.interpolatedThresholds[var6];
   }

   @Nonnull
   @Override
   class="kw">public String toString() {
      class="kw">return "BasicHeightThresholdInterpreter{interpolatedThresholds="
         + Arrays.toString(this.interpolatedThresholds)
         + ", lowestNonOne="
         + this.lowestNonOne
         + ", highestNonZero="
         + this.highestNonZero
         + "}";
   }

   class="kw">public class="kw">interface Constants {
      String ERROR_ARRAY_LENGTH = "Mismatching array lengths! positions: %s, thresholds: %s";
   }
}