partial autoplace integration (#182)

* partial autoplace integration

* fix crashes if gt++ not present

* fix drawText now being an instance method

Co-authored-by: Martin Robertz <dream-master@gmx.net>
Former-commit-id: 838a1fb2da6699820c939af733732a6276f26c50

13 files changed, 361 insertions, 281 deletions

diff --git a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_CircuitAssemblyLine.java b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_CircuitAssemblyLine.java
index db331896ca..a84ff69ad7 100644
--- a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_CircuitAssemblyLine.java
+++ b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_CircuitAssemblyLine.java
@@ -27,6 +27,8 @@ import com.github.bartimaeusnek.bartworks.system.material.CircuitGeneration.Circ
 import com.github.bartimaeusnek.bartworks.util.BWRecipes;
 import com.github.bartimaeusnek.bartworks.util.BW_Tooltip_Reference;
 import com.github.bartimaeusnek.bartworks.util.BW_Util;
+import com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable;
+import com.gtnewhorizon.structurelib.structure.IItemSource;
 import com.gtnewhorizon.structurelib.structure.IStructureDefinition;
 import com.gtnewhorizon.structurelib.structure.StructureDefinition;
 import gregtech.api.GregTech_API;
@@ -43,6 +45,7 @@ import gregtech.api.util.GT_LanguageManager;
 import gregtech.api.util.GT_Multiblock_Tooltip_Builder;
 import gregtech.api.util.GT_Recipe;
 import gregtech.api.util.GT_Utility;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.StatCollector;
@@ -54,10 +57,12 @@ import java.util.HashSet;
 import static com.github.bartimaeusnek.bartworks.util.BW_Tooltip_Reference.ADDED_BY_BARTIMAEUSNEK_VIA_BARTWORKS;
 import static com.github.bartimaeusnek.bartworks.util.BW_Util.ofGlassTieredMixed;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.*;
+import static gregtech.api.enums.GT_HatchElement.*;
 import static gregtech.api.enums.Textures.BlockIcons.*;
+import static gregtech.api.util.GT_StructureUtility.buildHatchAdder;
 import static gregtech.api.util.GT_StructureUtility.ofHatchAdder;
 
-public class GT_TileEntity_CircuitAssemblyLine extends GT_MetaTileEntity_EnhancedMultiBlockBase<GT_TileEntity_CircuitAssemblyLine> {
+public class GT_TileEntity_CircuitAssemblyLine extends GT_MetaTileEntity_EnhancedMultiBlockBase<GT_TileEntity_CircuitAssemblyLine> implements ISurvivalConstructable {
 
     private static final int CASING_INDEX = 16;
 
@@ -75,21 +80,17 @@ public class GT_TileEntity_CircuitAssemblyLine extends GT_MetaTileEntity_Enhance
                     {"g", "l", "g"},
                     {"b", "I", "b"},
             }))
-            .addElement('G', ofChain(
-                    ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addEnergyInputToMachineList, CASING_INDEX, 1), //grate machine casings
-                    ofBlock(GregTech_API.sBlockCasings3, 10)))
+            .addElement('G', buildHatchAdder(GT_TileEntity_CircuitAssemblyLine.class)
+                .atLeast(Energy).casingIndex(CASING_INDEX).dot(1).buildAndChain(GregTech_API.sBlockCasings3, 10))
             .addElement('g', ofGlassTieredMixed((byte)4, (byte)127, 5))
             .addElement('l', ofBlock(GregTech_API.sBlockCasings2, 5)) //assembling line casings
-            .addElement('b', ofChain(
-                    ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addMaintenanceToMachineList, CASING_INDEX, 2),
-                    ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addInputHatchToMachineList, CASING_INDEX, 2),
-                    ofBlock(GregTech_API.sBlockCasings2, 0)
-            ))
-            .addElement('i', ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addInputToMachineList, CASING_INDEX, 3))
-            .addElement('I', ofChain(
-                    ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addInputToMachineList, CASING_INDEX, 4),
-                    ofHatchAdder(GT_TileEntity_CircuitAssemblyLine::addOutputToMachineList, CASING_INDEX, 4)
-            ))
+            .addElement('b', buildHatchAdder(GT_TileEntity_CircuitAssemblyLine.class)
+                .atLeast(InputHatch, Maintenance).casingIndex(CASING_INDEX).dot(2).buildAndChain(GregTech_API.sBlockCasings2, 0)
+            )
+            .addElement('i', InputBus.newAny(CASING_INDEX, 3))
+            .addElement('I', buildHatchAdder(GT_TileEntity_CircuitAssemblyLine.class)
+                .atLeast(InputHatch, InputBus, OutputBus).casingIndex(CASING_INDEX).dot(2).buildAndChain(GregTech_API.sBlockCasings2, 0)
+            )
             .build();
 
     @Override
@@ -377,6 +378,20 @@ public class GT_TileEntity_CircuitAssemblyLine extends GT_MetaTileEntity_Enhance
         for(int i = 1; i < tLength; ++i) {
             this.buildPiece(STRUCTURE_PIECE_NEXT, stackSize, hintsOnly, -i, 0, 0);
         }
+    }
 
+    @Override
+    public int survivalConstruct(ItemStack stackSize, int elementBudget, IItemSource source, EntityPlayerMP actor) {
+        if (mMachine) return -1;
+        int built;
+        built = survivialBuildPiece(STRUCTURE_PIECE_FIRST, stackSize, 0, 0, 0, elementBudget, source, actor, false, true);
+        if (built >= 0) return built;
+        int tLength = Math.min(stackSize.stackSize + 1, 7);
+
+        for (int i = 1; i < tLength; ++i) {
+            built = survivialBuildPiece(STRUCTURE_PIECE_NEXT, stackSize, -i, 0, 0, elementBudget, source, actor, false, true);
+            if (built >= 0) return built;
+        }
+        return -1;
     }
 }
diff --git a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_Windmill.java b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_Windmill.java
index 67dfc7de26..8df3503dd0 100644
--- a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_Windmill.java
+++ b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/GT_TileEntity_Windmill.java
@@ -29,6 +29,8 @@ import com.github.bartimaeusnek.bartworks.server.container.BW_Container_Windmill
 import com.github.bartimaeusnek.bartworks.util.BW_Util;
 import com.gtnewhorizon.structurelib.StructureLibAPI;
 import com.gtnewhorizon.structurelib.alignment.IAlignmentLimits;
+import com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable;
+import com.gtnewhorizon.structurelib.structure.IItemSource;
 import com.gtnewhorizon.structurelib.structure.IStructureDefinition;
 import com.gtnewhorizon.structurelib.structure.StructureDefinition;
 import cpw.mods.fml.common.FMLCommonHandler;
@@ -51,6 +53,7 @@ import gregtech.api.util.GT_Recipe;
 import gregtech.api.util.GT_Utility;
 import net.minecraft.block.Block;
 import net.minecraft.client.renderer.texture.IIconRegister;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.init.Blocks;
 import net.minecraft.init.Items;
@@ -69,7 +72,7 @@ import static com.gtnewhorizon.structurelib.structure.StructureUtility.*;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.ofBlock;
 import static gregtech.api.enums.GT_Values.V;
 
-public class GT_TileEntity_Windmill extends GT_MetaTileEntity_EnhancedMultiBlockBase<GT_TileEntity_Windmill> {
+public class GT_TileEntity_Windmill extends GT_MetaTileEntity_EnhancedMultiBlockBase<GT_TileEntity_Windmill> implements ISurvivalConstructable {
 
     private static final IIcon[] iIcons = new IIcon[2];
     private static final IIconContainer[] iIconContainers = new IIconContainer[2];
@@ -661,4 +664,10 @@ public class GT_TileEntity_Windmill extends GT_MetaTileEntity_EnhancedMultiBlock
     public void construct(ItemStack itemStack, boolean b) {
         buildPiece(STRUCTURE_PIECE_MAIN, itemStack, b, 3, 11, 0);
     }
+
+    @Override
+    public int survivalConstruct(ItemStack stackSize, int elementBudget, IItemSource source, EntityPlayerMP actor) {
+        if (mMachine) return -1;
+        return survivialBuildPiece(STRUCTURE_PIECE_MAIN, stackSize, 3, 11, 0, elementBudget, source, actor, false, true);
+    }
 }
diff --git a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaBlastFurnace.java b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaBlastFurnace.java
index 3bebfa21e1..ccc4fddfb5 100644
--- a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaBlastFurnace.java
+++ b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaBlastFurnace.java
@@ -25,11 +25,12 @@ package com.github.bartimaeusnek.bartworks.common.tileentities.multis.mega;
 import com.github.bartimaeusnek.bartworks.API.BorosilicateGlass;
 import com.github.bartimaeusnek.bartworks.API.LoaderReference;
 import com.github.bartimaeusnek.bartworks.common.configs.ConfigHandler;
-import com.github.bartimaeusnek.bartworks.util.BW_Tooltip_Reference;
 import com.github.bartimaeusnek.bartworks.util.BW_Util;
 import com.github.bartimaeusnek.bartworks.util.Pair;
 import com.github.bartimaeusnek.crossmod.tectech.helper.TecTechUtils;
 import com.gtnewhorizon.structurelib.alignment.IAlignmentLimits;
+import com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable;
+import com.gtnewhorizon.structurelib.structure.IItemSource;
 import com.gtnewhorizon.structurelib.structure.IStructureDefinition;
 import com.gtnewhorizon.structurelib.structure.StructureDefinition;
 import cpw.mods.fml.common.Optional;
@@ -46,6 +47,7 @@ import gregtech.api.util.GT_Multiblock_Tooltip_Builder;
 import gregtech.api.util.GT_Recipe;
 import gregtech.api.util.GT_Utility;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
@@ -60,22 +62,35 @@ import static com.github.bartimaeusnek.bartworks.util.BW_Tooltip_Reference.MULTI
 import static com.github.bartimaeusnek.bartworks.util.RecipeFinderForParallel.getMultiOutput;
 import static com.github.bartimaeusnek.bartworks.util.RecipeFinderForParallel.handleParallelRecipe;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.transpose;
+import static gregtech.api.enums.GT_HatchElement.*;
+import static gregtech.api.enums.GT_HatchElement.Maintenance;
 import static gregtech.api.enums.GT_Values.V;
 import static gregtech.api.enums.Textures.BlockIcons.*;
 import static gregtech.api.util.GT_StructureUtility.*;
-import static gregtech.api.util.GT_StructureUtility.ofHatchAdderOptional;
 
 @Optional.Interface(iface = "com.github.bartimaeusnek.crossmod.tectech.TecTechEnabledMulti", modid = "tectech", striprefs = true)
-public class GT_TileEntity_MegaBlastFurnace extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaBlastFurnace> {
+public class GT_TileEntity_MegaBlastFurnace extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaBlastFurnace> implements ISurvivalConstructable {
 
     private static final int CASING_INDEX = 11;
     private static final IStructureDefinition<GT_TileEntity_MegaBlastFurnace> STRUCTURE_DEFINITION = StructureDefinition.<GT_TileEntity_MegaBlastFurnace>builder()
             .addShape("main", createShape())
-            .addElement('t', ofHatchAdderOptional(GT_TileEntity_MegaBlastFurnace::addOutputHatchToTopList, CASING_INDEX, 1, GregTech_API.sBlockCasings1, CASING_INDEX))
-            .addElement('m', ofHatchAdder(GT_TileEntity_MegaBlastFurnace::addMufflerToMachineList, CASING_INDEX, 2))
+            .addElement('=', StructureElementAirNoHint.getInstance())
+            .addElement('t',
+                buildHatchAdder(GT_TileEntity_MegaBlastFurnace.class)
+                    .atLeast(OutputHatch.withAdder(GT_TileEntity_MegaBlastFurnace::addOutputHatchToTopList).withCount(t -> t.mPollutionOutputHatches.size()))
+                    .casingIndex(CASING_INDEX)
+                    .dot(1)
+                    .buildAndChain(GregTech_API.sBlockCasings1, CASING_INDEX)
+            )
+            .addElement('m', Muffler.newAny(CASING_INDEX, 2))
             .addElement('C', ofCoil(GT_TileEntity_MegaBlastFurnace::setCoilLevel, GT_TileEntity_MegaBlastFurnace::getCoilLevel))
             .addElement('g', BorosilicateGlass.ofBoroGlass((byte) 0, (byte) 1, Byte.MAX_VALUE, (te, t) -> te.glasTier = t, te -> te.glasTier))
-            .addElement('b', ofHatchAdderOptional(GT_TileEntity_MegaBlastFurnace::addBottomHatch, CASING_INDEX, 3, GregTech_API.sBlockCasings1, CASING_INDEX))
+            .addElement('b', buildHatchAdder(GT_TileEntity_MegaBlastFurnace.class)
+                .atLeast(InputHatch, OutputHatch, InputBus, OutputBus, Maintenance, TTEnabledEnergyHatchElement.INSTANCE)
+                .casingIndex(CASING_INDEX)
+                .dot(1)
+                .buildAndChain(GregTech_API.sBlockCasings1, CASING_INDEX)
+            )
             .build();
 
     private static String[][] createShape() {
@@ -93,7 +108,7 @@ public class GT_TileEntity_MegaBlastFurnace extends GT_TileEntity_MegaMultiBlock
         raw[1] = new String[15];
         String allGlass   = "ggggggggggggggg";
         String allCoil    = "gCCCCCCCCCCCCCg";
-        String middleLine = "gC-----------Cg";
+        String middleLine = "gC===========Cg";
         raw[1][0] = allGlass;
         raw[1][1] = allCoil;
         raw[1][13] = allCoil;
@@ -380,6 +395,15 @@ public class GT_TileEntity_MegaBlastFurnace extends GT_TileEntity_MegaMultiBlock
         buildPiece("main", stackSize, hintsOnly, 7, 17, 0);
     }
 
+    @Override
+    public int survivalConstruct(ItemStack stackSize, int elementBudget, IItemSource source, EntityPlayerMP actor) {
+        if (mMachine) return -1;
+        int realBudget = elementBudget >= 200 ? elementBudget : Math.min(200, elementBudget * 5);
+        glasTier = 0;
+        setCoilLevel(HeatingCoilLevel.None);
+        return survivialBuildPiece("main", stackSize, 7, 17, 0, realBudget, source, actor, false, true);
+    }
+
     public void setCoilLevel(HeatingCoilLevel aCoilLevel) {
         mCoilLevel = aCoilLevel;
     }
diff --git a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaChemicalReactor.java b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaChemicalReactor.java
index dcb1c3fc9d..ba8a34ae72 100644
--- a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaChemicalReactor.java
+++ b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaChemicalReactor.java
@@ -28,6 +28,8 @@ import com.github.bartimaeusnek.bartworks.common.configs.ConfigHandler;
 import com.github.bartimaeusnek.bartworks.util.BW_Util;
 import com.github.bartimaeusnek.bartworks.util.Pair;
 import com.github.bartimaeusnek.crossmod.tectech.helper.TecTechUtils;
+import com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable;
+import com.gtnewhorizon.structurelib.structure.IItemSource;
 import com.gtnewhorizon.structurelib.structure.IStructureDefinition;
 import com.gtnewhorizon.structurelib.structure.StructureDefinition;
 import cpw.mods.fml.common.Optional;
@@ -42,6 +44,7 @@ import gregtech.api.render.TextureFactory;
 import gregtech.api.util.GT_Multiblock_Tooltip_Builder;
 import gregtech.api.util.GT_Recipe;
 import gregtech.api.util.GT_Utility;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraftforge.fluids.FluidStack;
@@ -55,13 +58,15 @@ import static com.github.bartimaeusnek.bartworks.util.RecipeFinderForParallel.ha
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.ofBlock;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.ofChain;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.transpose;
+import static gregtech.api.enums.GT_HatchElement.*;
 import static gregtech.api.enums.GT_Values.V;
 import static gregtech.api.enums.Textures.BlockIcons.*;
+import static gregtech.api.util.GT_StructureUtility.buildHatchAdder;
 import static gregtech.api.util.GT_StructureUtility.ofHatchAdder;
 import static gregtech.api.util.GT_StructureUtility.ofHatchAdderOptional;
 
 @Optional.Interface(iface = "com.github.bartimaeusnek.crossmod.tectech.TecTechEnabledMulti", modid = "tectech", striprefs = true)
-public class GT_TileEntity_MegaChemicalReactor extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaChemicalReactor> {
+public class GT_TileEntity_MegaChemicalReactor extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaChemicalReactor> implements ISurvivalConstructable {
 
     private byte glasTier;
 
@@ -187,7 +192,13 @@ public class GT_TileEntity_MegaChemicalReactor extends GT_TileEntity_MegaMultiBl
         buildPiece(STRUCTURE_PIECE_MAIN,aStack,aHintsOnly,2,2,0);
     }
 
-    // -------------- TEC TECH COMPAT ----------------
+    @Override
+    public int survivalConstruct(ItemStack stackSize, int elementBudget, IItemSource source, EntityPlayerMP actor) {
+        if (mMachine) return -1;
+        int realBudget = elementBudget >= 200 ? elementBudget : Math.min(200, elementBudget * 5);
+        return survivialBuildPiece(STRUCTURE_PIECE_MAIN, stackSize, 2, 2, 0, realBudget, source, actor, false, true);
+    }
+// -------------- TEC TECH COMPAT ----------------
 
     @Override
     public boolean checkMachine(IGregTechTileEntity aBaseMetaTileEntity, ItemStack aStack) {
@@ -230,13 +241,17 @@ public class GT_TileEntity_MegaChemicalReactor extends GT_TileEntity_MegaMultiBl
             }))
             .addElement('p', ofBlock(GregTech_API.sBlockCasings8, 1))
             .addElement('t', ofBlock(GregTech_API.sBlockCasings8, 0))
-            .addElement('d', ofChain(
-                    ofHatchAdder(GT_TileEntity_MegaChemicalReactor::addInputToMachineList, CASING_INDEX, 1),
-                    ofHatchAdder(GT_TileEntity_MegaChemicalReactor::addOutputToMachineList, CASING_INDEX, 1),
+            .addElement('d', buildHatchAdder(GT_TileEntity_MegaChemicalReactor.class)
+                    .atLeast(InputBus, InputHatch, OutputBus, OutputHatch)
+                    .casingIndex(CASING_INDEX)
+                    .dot(1)
+                    .buildAndChain(GregTech_API.sBlockCasings8, 0)
+            )
+            .addElement('r', Maintenance.newAny(CASING_INDEX, 2))
+            .addElement('e', ofChain(
+                    TTEnabledEnergyHatchElement.INSTANCE.newAny(CASING_INDEX, 3),
                     ofBlock(GregTech_API.sBlockCasings8, 0)
             ))
-            .addElement('r', ofHatchAdder(GT_TileEntity_MegaChemicalReactor::addMaintenanceToMachineList, CASING_INDEX, 2))
-            .addElement('e', ofHatchAdderOptional(GT_TileEntity_MegaChemicalReactor::addEnergyInputToMachineList, CASING_INDEX, 3, GregTech_API.sBlockCasings8, 0))
             .addElement('c', ofBlock(GregTech_API.sBlockCasings4, 7))
             .addElement('g', BorosilicateGlass.ofBoroGlass((byte) 0, (byte) 1, Byte.MAX_VALUE, (te, t) -> te.glasTier = t, te -> te.glasTier))
             .build();
diff --git a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaDistillTower.java b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaDistillTower.java
index 4ad99f1626..2415f4c9b4 100644
--- a/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaDistillTower.java
+++ b/src/main/java/com/github/bartimaeusnek/bartworks/common/tileentities/multis/mega/GT_TileEntity_MegaDistillTower.java
@@ -26,15 +26,14 @@ import com.github.bartimaeusnek.bartworks.API.LoaderReference;
 import com.github.bartimaeusnek.bartworks.common.configs.ConfigHandler;
 import com.github.bartimaeusnek.bartworks.util.*;
 import com.github.bartimaeusnek.crossmod.tectech.helper.TecTechUtils;
-import com.gtnewhorizon.structurelib.StructureLibAPI;
-import com.gtnewhorizon.structurelib.structure.IStructureDefinition;
-import com.gtnewhorizon.structurelib.structure.IStructureElement;
-import com.gtnewhorizon.structurelib.structure.StructureDefinition;
+import com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable;
+import com.gtnewhorizon.structurelib.structure.*;
 import cpw.mods.fml.common.Optional;
 import gregtech.api.GregTech_API;
 import gregtech.api.enums.GT_Values;
 import gregtech.api.enums.Textures;
 import gregtech.api.gui.GT_GUIContainer_MultiMachine;
+import gregtech.api.interfaces.IHatchElement;
 import gregtech.api.interfaces.ITexture;
 import gregtech.api.interfaces.metatileentity.IMetaTileEntity;
 import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
@@ -43,10 +42,10 @@ import gregtech.api.render.TextureFactory;
 import gregtech.api.util.GT_Multiblock_Tooltip_Builder;
 import gregtech.api.util.GT_Recipe;
 import gregtech.api.util.GT_Utility;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
-import net.minecraft.world.World;
 import net.minecraftforge.fluids.FluidStack;
 
 import java.util.ArrayList;
@@ -56,94 +55,90 @@ import static com.github.bartimaeusnek.bartworks.util.BW_Tooltip_Reference.MULTI
 import static com.github.bartimaeusnek.bartworks.util.RecipeFinderForParallel.getMultiOutput;
 import static com.github.bartimaeusnek.bartworks.util.RecipeFinderForParallel.handleParallelRecipe;
 import static com.gtnewhorizon.structurelib.structure.StructureUtility.*;
+import static gregtech.api.enums.GT_HatchElement.*;
 import static gregtech.api.enums.GT_Values.V;
 import static gregtech.api.enums.Textures.BlockIcons.*;
 import static gregtech.api.enums.Textures.BlockIcons.OVERLAY_FRONT_DISTILLATION_TOWER_GLOW;
+import static gregtech.api.util.GT_StructureUtility.buildHatchAdder;
 import static gregtech.api.util.GT_StructureUtility.ofHatchAdder;
 
 @Optional.Interface(iface = "com.github.bartimaeusnek.crossmod.tectech.TecTechEnabledMulti", modid = "tectech", striprefs = true)
-public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaDistillTower> {
+public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlockBase<GT_TileEntity_MegaDistillTower> implements ISurvivalConstructable {
     protected static final int CASING_INDEX = 49;
     protected static final String STRUCTURE_PIECE_BASE = "base";
     protected static final String STRUCTURE_PIECE_LAYER = "layer";
-    private static final IStructureDefinition<GT_TileEntity_MegaDistillTower> STRUCTURE_DEFINITION = StructureDefinition.<GT_TileEntity_MegaDistillTower>builder()
+    protected static final String STRUCTURE_PIECE_TOP_HINT = "top";
+    private static final IStructureDefinition<GT_TileEntity_MegaDistillTower> STRUCTURE_DEFINITION;
+
+    static {
+        IHatchElement<GT_TileEntity_MegaDistillTower> layeredOutputHatch = OutputHatch
+            .withCount(GT_TileEntity_MegaDistillTower::getCurrentLayerOutputHatchCount)
+            .withAdder(GT_TileEntity_MegaDistillTower::addLayerOutputHatch);
+        STRUCTURE_DEFINITION = StructureDefinition.<GT_TileEntity_MegaDistillTower>builder()
             .addShape(STRUCTURE_PIECE_BASE, transpose(new String[][]{
-                    {"bbbbbbb~bbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb"},
+                {"bbbbbbb~bbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb", "bbbbbbbbbbbbbbb"},
             }))
             .addShape(STRUCTURE_PIECE_LAYER, transpose(new String[][]{
-                    {"lllllllllllllll", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lllllllllllllll"},
-                    {"lllllllllllllll", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "lllllllllllllll"},
-                    {"lllllllllllllll", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "lllllllllllllll"},
-                    {"lllllllllllllll", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "lllllllllllllll"},
-                    {"lllllllllllllll", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "l-------------l", "lllllllllllllll"},
+                {"lllllllllllllll", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lcccccccccccccl", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
             }))
-            .addElement('b', ofChain(
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addEnergyInputToMachineList, CASING_INDEX, 1),
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addOutputToMachineList, CASING_INDEX, 1),
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addInputToMachineList, CASING_INDEX, 1),
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addMaintenanceToMachineList, CASING_INDEX, 1),
-                    onElementPass(GT_TileEntity_MegaDistillTower::onCasingFound, ofBlock(GregTech_API.sBlockCasings4, 1))
-            ))
-            .addElement('l', ofChain(
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addEnergyInputToMachineList, CASING_INDEX, 1),
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addLayerOutputHatch, CASING_INDEX, 2),
-                    ofHatchAdder(GT_TileEntity_MegaDistillTower::addMaintenanceToMachineList, CASING_INDEX, 1),
-                    onElementPass(GT_TileEntity_MegaDistillTower::onCasingFound, ofBlock(GregTech_API.sBlockCasings4, 1))
-            ))
-			// this one is too complex and cannot be expressed with a combination of existing IStructureElement
-			.addElement('c', new IStructureElement<GT_TileEntity_MegaDistillTower>() {
-						@Override
-						public boolean check(GT_TileEntity_MegaDistillTower t, World world, int x, int y, int z) {
-							if (world.isAirBlock(x, y, z)) {
-								if (t.mTopState < 1) {
-									t.mTopState = 0;
-									return true;
-								}
-								// definitely top - cannot be air
-								return false;
-							}
-							// from here on we must be looking at a top layer, since it's not air
-							if (t.mTopState == 0)
-								// must be air but failed, so no
-								return false;
-							t.mTopState = 1;
-							// hatch adder
-							TileEntity tileEntity = world.getTileEntity(x, y, z);
-							if (tileEntity instanceof IGregTechTileEntity) {
-								IGregTechTileEntity entity = (IGregTechTileEntity) tileEntity;
-								if (t.addLayerOutputHatch(entity, CASING_INDEX)) {
-									t.onTopLayerFound(false);
-									return true;
-								}
-							}
-							// block adder
-							if(world.getBlock(x, y, z) == GregTech_API.sBlockCasings4 && world.getBlockMetadata(x, y, z) == 1) {
-								t.onTopLayerFound(true);
-								return true;
-							} else {
-								return false;
-							}
-						}
-
-						@Override
-						public boolean spawnHint(GT_TileEntity_MegaDistillTower t, World world, int x, int y, int z, ItemStack trigger) {
-							if (trigger.stackSize == 1)
-								StructureLibAPI.hintParticle(world, x, y, z, GregTech_API.sBlockCasings4, 1);
-							return true;
-						}
-
-						@Override
-						public boolean placeBlock(GT_TileEntity_MegaDistillTower t, World world, int x, int y, int z, ItemStack trigger) {
-							if (trigger.stackSize == 1) {
-								world.setBlock(x, y, z, GregTech_API.sBlockCasings4, 1, 3);
-								return true;
-							}
-							world.setBlockToAir(x, y, z);
-							return false;
-						}
-					}
-			)
+            .addShape(STRUCTURE_PIECE_TOP_HINT, transpose(new String[][]{
+                {"lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+                {"lllllllllllllll", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "l=============l", "lllllllllllllll"},
+            }))
+            .addElement('=', StructureElementAirNoHint.getInstance())
+            .addElement('b', buildHatchAdder(GT_TileEntity_MegaDistillTower.class)
+                .atLeast(InputHatch, OutputHatch, InputBus, OutputBus, Maintenance, TTEnabledEnergyHatchElement.INSTANCE)
+                .casingIndex(CASING_INDEX)
+                .dot(1)
+                .buildAndChain(onElementPass(GT_TileEntity_MegaDistillTower::onCasingFound, ofBlock(GregTech_API.sBlockCasings4, 1)))
+            )
+            .addElement('l', buildHatchAdder(GT_TileEntity_MegaDistillTower.class)
+                .atLeast(layeredOutputHatch, Maintenance, TTEnabledEnergyHatchElement.INSTANCE)
+                .casingIndex(CASING_INDEX)
+                .dot(1)
+                .buildAndChain(onElementPass(GT_TileEntity_MegaDistillTower::onCasingFound, ofBlock(GregTech_API.sBlockCasings4, 1)))
+            )
+            .addElement('c', (IStructureElementCheckOnly<GT_TileEntity_MegaDistillTower>) (t, world, x, y, z) -> {
+                if (world.isAirBlock(x, y, z)) {
+                    if (t.mTopState < 1) {
+                        t.mTopState = 0;
+                        return true;
+                    }
+                    // definitely top - cannot be air
+                    return false;
+                }
+                // from here on we must be looking at a top layer, since it's not air
+                if (t.mTopState == 0)
+                    // must be air but failed, so no
+                    return false;
+                t.mTopState = 1;
+                // hatch adder
+                TileEntity tileEntity = world.getTileEntity(x, y, z);
+                if (tileEntity instanceof IGregTechTileEntity) {
+                    IGregTechTileEntity entity = (IGregTechTileEntity) tileEntity;
+                    if (t.addLayerOutputHatch(entity, CASING_INDEX)) {
+                        t.onTopLayerFound(false);
+                        return true;
+                    }
+                }
+                // block adder
+                if (world.getBlock(x, y, z) == GregTech_API.sBlockCasings4 && world.getBlockMetadata(x, y, z) == 1) {
+                    t.onTopLayerFound(true);
+                    return true;
+                } else {
+                    return false;
+                }
+            })
             .build();
+    }
+
     protected final List<List<GT_MetaTileEntity_Hatch_Output>> mOutputHatchesByLayer = new ArrayList<>();
     protected int mHeight;
     protected int mCasing;
@@ -169,6 +164,10 @@ public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlock
         mCasing++;
     }
 
+    protected int getCurrentLayerOutputHatchCount() {
+        return mOutputHatchesByLayer.size() < mHeight ? 0 : mOutputHatchesByLayer.get(mHeight - 1).size();
+    }
+
     protected boolean addLayerOutputHatch(IGregTechTileEntity aTileEntity, int aBaseCasingIndex) {
         if (aTileEntity == null || aTileEntity.isDead() || !(aTileEntity.getMetaTileEntity() instanceof GT_MetaTileEntity_Hatch_Output))
             return false;
@@ -228,7 +227,7 @@ public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlock
                 .addOutputBus("Any bottom layer casing")
                 .addOutputHatch("2-11x Output Hatches (One per Output Layer except bottom layer)")
                 .addStructureInfo("An \"Output Layer\" consists of 5 layers!")
-                .addStructureHint("This Mega Multiblock is too big to have its structure hologram displayed fully.")
+                .addStructureHint("The interior of this Mega Multiblock's hologram is empty, it should be all air.")
                 .toolTipFinisher(MULTIBLOCK_ADDED_BY_BARTIMAEUSNEK_VIA_BARTWORKS);
         return tt;
     }
@@ -256,7 +255,7 @@ public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlock
 
         // check each layer
         while (mHeight < 12 && checkPiece(STRUCTURE_PIECE_LAYER, 7, mHeight * 5, 0) && !mTopLayerFound) {
-			if (mOutputHatchesByLayer.get(mHeight - 1).isEmpty())
+			if (mOutputHatchesByLayer.size() < mHeight || mOutputHatchesByLayer.get(mHeight - 1).isEmpty())
 				// layer without output hatch
 				return false;
 			mTopState = -1;
@@ -270,7 +269,29 @@ public class GT_TileEntity_MegaDistillTower extends GT_TileEntity_MegaMultiBlock
 
     @Override
     public void construct(ItemStack stackSize, boolean hintsOnly) {
-        // no op, to big to be displayed
+        buildPiece(STRUCTURE_PIECE_BASE, stackSize, hintsOnly, 1, 0, 0);
+        int tTotalHeight = Math.min(12, stackSize.stackSize + 2); // min 2 output layer, so at least 1 + 2 height
+        for (int i = 1; i < tTotalHeight - 1; i++) {
+            buildPiece(STRUCTURE_PIECE_LAYER, stackSize, hintsOnly, 1, i, 0);
+        }
+        buildPiece(STRUCTURE_PIECE_TOP_HINT, stackSize, hintsOnly, 1, tTotalHeight - 1, 0);
+    }
+
+    @Override
+    public int survivalConstruct(ItemStack stackSize, int elementBudget, IItemSource source, EntityPlayerMP actor) {
+        if (mMachine) return -1;
+        int realBudget = el