fix turbine casing dynamic texture

Signed-off-by: Glease <4586901+Glease@users.noreply.github.com>

3 files changed, 83 insertions, 371 deletions

diff --git a/src/main/java/gregtech/common/blocks/GT_Block_Casings4.java b/src/main/java/gregtech/common/blocks/GT_Block_Casings4.java
index 6fb40784c1..809c76d720 100644
--- a/src/main/java/gregtech/common/blocks/GT_Block_Casings4.java
+++ b/src/main/java/gregtech/common/blocks/GT_Block_Casings4.java
@@ -4,7 +4,6 @@ import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import gregtech.api.enums.ItemList;
 import gregtech.api.enums.Textures;
-import gregtech.api.interfaces.metatileentity.IMetaTileEntity;
 import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
 import gregtech.api.render.TextureFactory;
 import gregtech.api.util.GT_LanguageManager;
@@ -15,12 +14,20 @@ import net.minecraft.util.IIcon;
 import net.minecraft.world.IBlockAccess;
 
 public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
+    private static int[][] mapping = new int[][]{
+            {7, 7, 7, 7, 0, 7, 0, 7, 1, 7, 1, 7, 8, 7, 8, 7, 0, 7, 0, 7, 0, 7, 0, 7, 9, 7, 9, 7, 3, 7, 3, 7, 1, 7, 1, 7, 11, 7, 11, 7, 1, 7, 1, 7, 2, 7, 2, 7, 10, 7, 10, 7, 5, 7, 5, 7, 4, 7, 4, 7, 6, 7, 6, 7},
+            {7, 7, 7, 7, 0, 0, 7, 7, 1, 1, 7, 7, 8, 8, 7, 7, 0, 0, 7, 7, 0, 0, 7, 7, 9, 9, 7, 7, 3, 3, 7, 7, 1, 1, 7, 7, 11, 11, 7, 7, 1, 1, 7, 7, 2, 2, 7, 7, 10, 10, 7, 7, 5, 5, 7, 7, 4, 4, 7, 7, 6, 6, 7, 7},
+            {7, 1, 1, 1, 0, 9, 10, 4, 7, 1, 1, 1, 0, 9, 10, 4, 0, 8, 11, 2, 0, 3, 5, 6, 0, 8, 11, 2, 0, 3, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7},
+            {7, 1, 1, 1, 0, 8, 11, 2, 7, 7, 7, 7, 7, 7, 7, 7, 0, 9, 10, 4, 0, 3, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 0, 8, 11, 2, 7, 7, 7, 7, 7, 7, 7, 7, 0, 9, 10, 4, 0, 3, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7},
+            {7, 1, 1, 1, 7, 1, 1, 1, 0, 8, 11, 2, 0, 8, 11, 2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 0, 9, 10, 4, 0, 9, 10, 4, 0, 3, 5, 6, 0, 3, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7},
+            {7, 1, 1, 1, 7, 7, 7, 7, 0, 9, 10, 4, 7, 7, 7, 7, 7, 1, 1, 1, 7, 7, 7, 7, 0, 9, 10, 4, 7, 7, 7, 7, 0, 8, 11, 2, 7, 7, 7, 7, 0, 3, 5, 6, 7, 7, 7, 7, 0, 8, 11, 2, 7, 7, 7, 7, 0, 3, 5, 6, 7, 7, 7, 7},
+    };
     public static boolean mConnectedMachineTextures = true;
 
     public GT_Block_Casings4() {
         super(GT_Item_Casings4.class, "gt.blockcasings4", GT_Material_Casings.INSTANCE);
         for (byte i = 0; i < 16; i = (byte) (i + 1)) {
-            Textures.BlockIcons.casingTexturePages[0][(i + 48)] = TextureFactory.of(this, i);
+            Textures.BlockIcons.casingTexturePages[0][i + 48] = TextureFactory.of(this, i);
         }
         GT_LanguageManager.addStringLocalization(getUnlocalizedName() + ".0.name", "Robust Tungstensteel Machine Casing");
         GT_LanguageManager.addStringLocalization(getUnlocalizedName() + ".1.name", "Clean Stainless Steel Machine Casing");
@@ -59,18 +66,21 @@ public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
     public IIcon getIcon(int aSide, int aMeta) {
         switch (aMeta) {
             case 0:
+            case 12:
                 return Textures.BlockIcons.MACHINE_CASING_ROBUST_TUNGSTENSTEEL.getIcon();
             case 1:
+            case 10:
                 return Textures.BlockIcons.MACHINE_CASING_CLEAN_STAINLESSSTEEL.getIcon();
             case 2:
+            case 11:
                 return Textures.BlockIcons.MACHINE_CASING_STABLE_TITANIUM.getIcon();
             case 3:
                 return aSide > 1 ? Textures.BlockIcons.MACHINE_CASING_FIREBOX_TITANIUM.getIcon() : Textures.BlockIcons.MACHINE_CASING_STABLE_TITANIUM.getIcon();
             case 4:
-            	//Do not overwrite!
+                //Do not overwrite!
                 return Textures.BlockIcons.MACHINE_CASING_FUSION_GLASS_YELLOW.getIcon();
             case 5:
-            	//Do not overwrite!
+                //Do not overwrite!
                 return Textures.BlockIcons.MACHINE_CASING_FUSION_GLASS.getIcon();
             case 6:
                 return Textures.BlockIcons.MACHINE_CASING_FUSION.getIcon();
@@ -80,12 +90,6 @@ public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
                 return Textures.BlockIcons.MACHINE_CASING_FUSION_2.getIcon();
             case 9:
                 return Textures.BlockIcons.MACHINE_CASING_TURBINE.getIcon();
-            case 10:
-                return Textures.BlockIcons.MACHINE_CASING_CLEAN_STAINLESSSTEEL.getIcon();
-            case 11:
-                return Textures.BlockIcons.MACHINE_CASING_STABLE_TITANIUM.getIcon();
-            case 12:
-                return Textures.BlockIcons.MACHINE_CASING_ROBUST_TUNGSTENSTEEL.getIcon();
             case 13:
                 return Textures.BlockIcons.MACHINE_CASING_ENGINE_INTAKE.getIcon();
             case 14:
@@ -98,8 +102,6 @@ public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
 
     public IIcon getTurbineCasing(int meta, int iconIndex, boolean active) {
         switch (meta) {
-            case 9:
-                return active ? Textures.BlockIcons.TURBINE_ACTIVE[iconIndex].getIcon() : Textures.BlockIcons.TURBINE[iconIndex].getIcon();
             case 10:
                 return active ? Textures.BlockIcons.TURBINE_ACTIVE1[iconIndex].getIcon() : Textures.BlockIcons.TURBINE1[iconIndex].getIcon();
             case 11:
@@ -111,121 +113,63 @@ public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
         }
     }
 
+    private static int isTurbineControllerWithSide(IBlockAccess aWorld, int aX, int aY, int aZ, int aSide) {
+        TileEntity tTileEntity = aWorld.getTileEntity(aX, aY, aZ);
+        if (!(tTileEntity instanceof IGregTechTileEntity)) return 0;
+        IGregTechTileEntity tTile = (IGregTechTileEntity) tTileEntity;
+        if (tTile.getMetaTileEntity() instanceof GT_MetaTileEntity_LargeTurbine && tTile.getFrontFacing() == aSide)
+            return tTile.isActive() ? 1 : 2;
+        return 0;
+    }
+
     @Override
     @SideOnly(Side.CLIENT)
     public IIcon getIcon(IBlockAccess aWorld, int xCoord, int yCoord, int zCoord, int aSide) {
         int tMeta = aWorld.getBlockMetadata(xCoord, yCoord, zCoord);
-        if ((tMeta != 6) && (tMeta != 8) && (tMeta != 9) && (tMeta != 10) && (tMeta != 11) && (tMeta != 12) || (!mConnectedMachineTextures)) {
+        if (tMeta != 6 && tMeta != 8 && tMeta != 9 && tMeta != 10 && tMeta != 11 && tMeta != 12 || !mConnectedMachineTextures) {
             return getIcon(aSide, tMeta);
         }
-        int tStartIndex = tMeta == 6 ? 1 : 13;
-        if ((tMeta == 9) || (tMeta == 10) || (tMeta == 11) || (tMeta == 12)) {
-            if ((aSide == 2) || (aSide == 3)) {
-                TileEntity tTileEntity;
-                IMetaTileEntity tMetaTileEntity;
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 3 ? 1 : -1), yCoord - 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 0, true);
-                    }
-                    return getTurbineCasing(tMeta, 0, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 3 ? 1 : -1), yCoord, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 3, true);
-                    }
-                    return getTurbineCasing(tMeta, 3, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 3 ? 1 : -1), yCoord + 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 6, true);
-                    }
-                    return getTurbineCasing(tMeta, 6, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord - 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 1, true);
-                    }
-                    return getTurbineCasing(tMeta, 1, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord + 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 7, true);
-                    }
-                    return getTurbineCasing(tMeta, 7, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 2 ? 1 : -1), yCoord + 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 8, true);
-                    }
-                    return getTurbineCasing(tMeta, 8, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 2 ? 1 : -1), yCoord, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 5, true);
-                    }
-                    return getTurbineCasing(tMeta, 5, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord + (aSide == 2 ? 1 : -1), yCoord - 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 2, true);
-                    }
-                    return getTurbineCasing(tMeta, 2, false);
-                }
-            } else if ((aSide == 4) || (aSide == 5)) {
-                TileEntity tTileEntity;
-                Object tMetaTileEntity;
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord - 1, zCoord + (aSide == 4 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 0, true);
-                    }
-                    return getTurbineCasing(tMeta, 0, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord, zCoord + (aSide == 4 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 3, true);
-                    }
-                    return getTurbineCasing(tMeta, 3, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord + 1, zCoord + (aSide == 4 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 6, true);
-                    }
-                    return getTurbineCasing(tMeta, 6, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord - 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 1, true);
-                    }
-                    return getTurbineCasing(tMeta, 1, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord + 1, zCoord))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 7, true);
-                    }
-                    return getTurbineCasing(tMeta, 7, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord + 1, zCoord + (aSide == 5 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 8, true);
-                    }
-                    return getTurbineCasing(tMeta, 8, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord, zCoord + (aSide == 5 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 5, true);
-                    }
-                    return getTurbineCasing(tMeta, 5, false);
-                }
-                if ((null != (tTileEntity = aWorld.getTileEntity(xCoord, yCoord - 1, zCoord + (aSide == 5 ? 1 : -1)))) && ((tTileEntity instanceof IGregTechTileEntity)) && (((IGregTechTileEntity) tTileEntity).getFrontFacing() == aSide) && (null != (tMetaTileEntity = ((IGregTechTileEntity) tTileEntity).getMetaTileEntity())) && ((tMetaTileEntity instanceof GT_MetaTileEntity_LargeTurbine))) {
-                    if (((IGregTechTileEntity) tTileEntity).isActive()) {
-                        return getTurbineCasing(tMeta, 2, true);
-                    }
-                    return getTurbineCasing(tMeta, 2, false);
-                }
+        if (tMeta > 8 && tMeta < 13) {
+            int tInvertLeftRightMod = aSide % 2 * 2 - 1;
+            switch (aSide / 2) {
+                case 0:
+                    for (int i = -1; i < 2; i++) {
+                        for (int j = -1; j < 2; j++) {
+                            if (i == 0 && j == 0)
+                                continue;
+                            int tState;
+                            if ((tState = isTurbineControllerWithSide(aWorld, xCoord + j, yCoord, zCoord + i, aSide)) != 0) {
+                                return getTurbineCasing(tMeta, 4 - i * 3 - j, tState == 1);
+                            }
+                        }
+                    }
+                    break;
+                case 1:
+                    for (int i = -1; i < 2; i++) {
+                        for (int j = -1; j < 2; j++) {
+                            if (i == 0 && j == 0)
+                                continue;
+                            int tState;
+                            if ((tState = isTurbineControllerWithSide(aWorld, xCoord + j, yCoord + i, zCoord, aSide)) != 0) {
+                                return getTurbineCasing(tMeta, 4 + i * 3 - j * tInvertLeftRightMod, tState == 1);
+                            }
+                        }
+                    }
+                    break;
+                case 2:
+                    for (int i = -1; i < 2; i++) {
+                        for (int j = -1; j < 2; j++) {
+                            if (i == 0 && j == 0)
+                                continue;
+                            int tState;
+                            if ((tState = isTurbineControllerWithSide(aWorld, xCoord, yCoord + i, zCoord + j, aSide)) != 0) {
+                                return getTurbineCasing(tMeta, 4 + i * 3 + j * tInvertLeftRightMod, tState == 1);
+                            }
+                        }
+                    }
+                    break;
             }
             switch (tMeta) {
-                case 9:
-                    return Textures.BlockIcons.MACHINE_CASING_SOLID_STEEL.getIcon();
                 case 10:
                     return Textures.BlockIcons.MACHINE_CASING_CLEAN_STAINLESSSTEEL.getIcon();
                 case 11:
@@ -236,250 +180,18 @@ public class GT_Block_Casings4 extends GT_Block_Casings_Abstract {
                     return Textures.BlockIcons.MACHINE_CASING_SOLID_STEEL.getIcon();
             }
         }
-        boolean[] tConnectedSides = {(aWorld.getBlock(xCoord, yCoord - 1, zCoord) == this) && (aWorld.getBlockMetadata(xCoord, yCoord - 1, zCoord) == tMeta), (aWorld.getBlock(xCoord, yCoord + 1, zCoord) == this) && (aWorld.getBlockMetadata(xCoord, yCoord + 1, zCoord) == tMeta), (aWorld.getBlock(xCoord + 1, yCoord, zCoord) == this) && (aWorld.getBlockMetadata(xCoord + 1, yCoord, zCoord) == tMeta), (aWorld.getBlock(xCoord, yCoord, zCoord + 1) == this) && (aWorld.getBlockMetadata(xCoord, yCoord, zCoord + 1) == tMeta), (aWorld.getBlock(xCoord - 1, yCoord, zCoord) == this) && (aWorld.getBlockMetadata(xCoord - 1, yCoord, zCoord) == tMeta), (aWorld.getBlock(xCoord, yCoord, zCoord - 1) == this) && (aWorld.getBlockMetadata(xCoord, yCoord, zCoord - 1) == tMeta)};
-        switch (aSide) {
-            case 0:
-                if (tConnectedSides[0]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (!tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (!tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (!tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (!tConnectedSides[5]) && (!tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (!tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (!tConnectedSides[5]) && (!tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (!tConnectedSides[2])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-                if ((!tConnectedSides[5]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-            case 1:
-                if (tConnectedSides[1]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (!tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (!tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (!tConnectedSides[5]) && (tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (!tConnectedSides[5]) && (!tConnectedSides[2]) && (tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((tConnectedSides[4]) && (tConnectedSides[5]) && (!tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (tConnectedSides[5]) && (tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((!tConnectedSides[4]) && (!tConnectedSides[5]) && (!tConnectedSides[2]) && (!tConnectedSides[3])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[4])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-                if ((!tConnectedSides[3]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-            case 2:
-                if (tConnectedSides[5]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (!tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (!tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (!tConnectedSides[0]) && (!tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (!tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[0]) && (!tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[4])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-            case 3:
-                if (tConnectedSides[3]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (!tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (!tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[0]) && (tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (!tConnectedSides[0]) && (!tConnectedSides[4]) && (tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((tConnectedSides[2]) && (tConnectedSides[0]) && (!tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (tConnectedSides[0]) && (tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[0]) && (!tConnectedSides[4]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[2]) && (!tConnectedSides[4])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-            case 4:
-                if (tConnectedSides[4]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (!tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (!tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (!tConnectedSides[3]) && (!tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (!tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[3]) && (!tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-                if ((!tConnectedSides[3]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-            case 5:
-                if (tConnectedSides[2]) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 6)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 5)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (!tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 2)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (!tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 3)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 4)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[3]) && (tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 11)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (!tConnectedSides[3]) && (!tConnectedSides[1]) && (tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 8)].getIcon();
-                }
-                if ((tConnectedSides[0]) && (tConnectedSides[3]) && (!tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 9)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (tConnectedSides[3]) && (tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 10)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[3]) && (!tConnectedSides[1]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
-                }
-                if ((!tConnectedSides[0]) && (!tConnectedSides[1])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 0)].getIcon();
-                }
-                if ((!tConnectedSides[3]) && (!tConnectedSides[5])) {
-                    return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 1)].getIcon();
-                }
-                break;
-        }
-        return Textures.BlockIcons.CONNECTED_HULLS[(tStartIndex + 7)].getIcon();
+        int tStartIndex = tMeta == 6 ? 1 : 13;
+        int tIndexIntoMapping = 0;
+        if (isSameBlock(aWorld, xCoord, yCoord - 1, zCoord, tMeta)) tIndexIntoMapping |= 1;
+        if (isSameBlock(aWorld, xCoord, yCoord + 1, zCoord, tMeta)) tIndexIntoMapping |= 1 << 1;
+        if (isSameBlock(aWorld, xCoord + 1, yCoord, zCoord, tMeta)) tIndexIntoMapping |= 1 << 2;
+        if (isSameBlock(aWorld, xCoord, yCoord, zCoord + 1, tMeta)) tIndexIntoMapping |= 1 << 3;
+        if (isSameBlock(aWorld, xCoord - 1, yCoord, zCoord, tMeta)) tIndexIntoMapping |= 1 << 4;
+        if (isSameBlock(aWorld, xCoord, yCoord, zCoord - 1, tMeta)) tIndexIntoMapping |= 1 << 5;
+        return Textures.BlockIcons.CONNECTED_HULLS[tStartIndex + mapping[aSide][tIndexIntoMapping]].getIcon();
+    }
+
+    private boolean isSameBlock(IBlockAccess aWorld, int aX, int aY, int aZ, int aMeta) {
+        return aWorld.getBlock(aX, aY, aZ) == this && aWorld.getBlockMetadata(aX, aY, aZ) == aMeta;
     }
 }
diff --git a/src/main/java/gregtech/common/blocks/GT_Item_Machines.java b/src/main/java/gregtech/common/blocks/GT_Item_Machines.java
index 39eecdd5e4..c8e77f9b0a 100644
--- a/src/main/java/gregtech/common/blocks/GT_Item_Machines.java
+++ b/src/main/java/gregtech/common/blocks/GT_Item_Machines.java
@@ -55,8 +55,8 @@ public class GT_Item_Machines extends ItemBlock {
                             if(tDescription.contains("%%%")){
                                 String[] tString = tDescription.split("%%%");
                                 if(tString.length>=2){
-                                    StringBuffer tBuffer = new StringBuffer();
-                                    Object tRep[] = new String[tString.length / 2];
+                                    StringBuilder tBuffer = new StringBuilder();
+                                    String[] tRep = new String[tString.length / 2];
                                     for (int j = 0; j < tString.length; j++)
                                         if (j % 2 == 0) tBuffer.append(tString[j]);
                                         else {tBuffer.append(" %s"); tRep[j / 2] = tString[j];}
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine.java
index 55c22900bd..8cede375dc 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine.java
@@ -32,11 +32,11 @@ public abstract class GT_MetaTileEntity_LargeTurbine extends GT_MetaTileEntity_E
     private static final String STRUCTURE_PIECE_MAIN = "main";
     private static final IStructureDefinition<GT_MetaTileEntity_LargeTurbine> STRUCTURE_DEFINITION = StructureDefinition.<GT_MetaTileEntity_LargeTurbine>builder()
             .addShape(STRUCTURE_PIECE_MAIN, transpose(new String[][]{
-                    {"     ", " xxx ", "     ", "     ", "     ",},
-                    {" --- ", "xcccx", " chc ", " chc ", " ccc ",},
-                    {" --- ", "xc~cx", " h-h ", " h-h ", " cdc ",},
-                    {" --- ", "xcccx", " chc ", " chc ", " ccc ",},
-                    {"     ", " xxx ", "     ", "     ", "     ",},
+                    {"     ", "xxxxx", "xxxxx", "xxxxx", "xxxxx",},
+                    {" --- ", "xcccx", "xchcx", "xchcx", "xcccx",},
+                    {" --- ", "xc~cx", "xh-hx", "xh-hx", "xcdcx",},
+                    {" --- ", "xcccx", "xchcx", "xchcx", "xcccx",},
+                    {"     ", "xxxxx", "xxxxx", "xxxxx", "xxxxx",},
             }))
             .addElement('c', defer(t -> ofBlock(t.getCasingBlock(), t.getCasingMeta())))
             .addElement('d', defer(t -> ofHatchAdder(GT_MetaTileEntity_LargeTurbine::addDynamoToMachineList, t.getCasingTextureIndex(), 0)))