<?xml version="1.0" encoding="utf-8" ?>
<Defs>

  <GenStepDef>
    <defName>Pollution</defName>
    <order>610</order><!-- after player starting spot -->
    <genStep Class="GenStep_Pollution"/>
  </GenStepDef>

  <GenStepDef>
    <order>320</order>
    <defName>AncientPollutionJunk</defName>
    <genStep Class="GenStep_ScatterGroup">
      <allowInWaterBiome>false</allowInWaterBiome>
      <minPollution>0.25</minPollution>
      <minSpacing>85</minSpacing>
      <countPer10kCellsRange>0.2~0.4</countPer10kCellsRange>
      <spotMustBeStandable>true</spotMustBeStandable>
      <allowRoofed>false</allowRoofed>
      <validators>
        <li Class="ScattererValidator_Buildable">
          <radius>5</radius>
          <affordance>Heavy</affordance>
        </li>
      </validators>
      <groups>
        <li>
          <things>
            <AncientToxifierGenerator>1</AncientToxifierGenerator>
          </things>
          <indoorRuin>false</indoorRuin>
          <coveredCellsPer10Cells>1.5~2.5</coveredCellsPer10Cells>
          <filthDef>Filth_MachineBits</filthDef>
          <filthExpandBy>1</filthExpandBy>
          <filthChance>0.4</filthChance>
          <clusterRectRadius>3~5</clusterRectRadius>
        </li>
        <li>
          <things>
            <AncientBandNode>1</AncientBandNode>
          </things>
          <indoorRuin>false</indoorRuin>
          <coveredCellsPer10Cells>1.5~2.5</coveredCellsPer10Cells>
          <filthDef>Filth_MachineBits</filthDef>
          <filthExpandBy>1</filthExpandBy>
          <filthChance>0.4</filthChance>
          <clusterRectRadius>3~5</clusterRectRadius>
        </li>
        <li>
          <things>
            <AncientBandNode>0.6</AncientBandNode>
            <AncientToxifierGenerator>0.4</AncientToxifierGenerator>
          </things>
          <indoorRuin>false</indoorRuin>
          <coveredCellsPer10Cells>1.5~2.5</coveredCellsPer10Cells>
          <filthDef>Filth_MachineBits</filthDef>
          <filthExpandBy>1</filthExpandBy>
          <filthChance>0.4</filthChance>
          <clusterRectRadius>3~5</clusterRectRadius>
        </li>
      </groups>
    </genStep>
  </GenStepDef>

</Defs>