chat i'm gonna rizz him up

src/main/java/com/hbm/blocks/ModBlocks.java

@@ -24,6 +24,7 @@ import com.hbm.blocks.test.*;
 import com.hbm.blocks.turret.*;
 import com.hbm.hrist.BlockConduitBend;
 import com.hbm.hrist.BlockConduitStraight;
+import com.hbm.hrist.BlockConduitSwitch;
 import com.hbm.items.block.*;
 import com.hbm.items.bomb.ItemPrototypeBlock;
 import com.hbm.items.special.ItemOreBlock;
@@ -1240,6 +1241,7 @@ public class ModBlocks {
 	
 	public static Block conduit_straight;
 	public static Block conduit_bend;
+	public static Block conduit_switch;
 
 	private static void initializeBlock() {
 
@@ -2392,8 +2394,9 @@ public class ModBlocks {
 
 		logic_block = new LogicBlock().setBlockName("logic_block").setBlockTextureName(RefStrings.MODID + ":logic_block");
 
-		conduit_straight = new BlockConduitStraight().setBlockName("conduit_straight").setBlockTextureName(RefStrings.MODID + ":block_steel");
-		conduit_bend = new BlockConduitBend().setBlockName("conduit_bend").setBlockTextureName(RefStrings.MODID + ":block_steel");
+		conduit_straight = new BlockConduitStraight().setBlockName("conduit_straight").setBlockTextureName(RefStrings.MODID + ":rail_standard");
+		conduit_bend = new BlockConduitBend().setBlockName("conduit_bend").setBlockTextureName(RefStrings.MODID + ":rail_standard");
+		conduit_switch = new BlockConduitSwitch().setBlockName("conduit_switch").setBlockTextureName(RefStrings.MODID + ":rail_standard");
 	}
 
 	private static void registerBlock() {
@@ -3550,6 +3553,7 @@ public class ModBlocks {
 
 		register(conduit_straight);
 		register(conduit_bend);
+		register(conduit_switch);
 	}
 
 	private static void register(Block b) {

src/main/java/com/hbm/hrist/BlockConduitBase.java

@@ -0,0 +1,57 @@
+package com.hbm.hrist;
+
+import org.lwjgl.opengl.GL11;
+
+import com.hbm.blocks.BlockDummyable;
+import com.hbm.render.block.ISBRHUniversal;
+import com.hbm.render.util.RenderBlocksNT;
+import com.hbm.util.fauxpointtwelve.BlockPos;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.material.Material;
+import net.minecraft.client.renderer.RenderBlocks;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.world.World;
+
+//you can think of it like a pipeline
+public abstract class BlockConduitBase extends BlockDummyable implements ISBRHUniversal {
+
+	public BlockConduitBase() {
+		super(Material.ground);
+	}
+
+	@Override public TileEntity createNewTileEntity(World world, int meta) { return null; }
+	@Override public int getRenderType() { return ISBRHUniversal.renderID; }
+
+	@Override
+	public void onBlockAdded(World world, int x, int y, int z) {
+		super.onBlockAdded(world, x, y, z);
+		int meta = world.getBlockMetadata(x, y, z);
+		
+		if(meta >= 12) {
+			ConduitPiece piece = this.getPiece(world, x, y, z, meta);
+			ConduitSpace.pushPiece(world, piece, new BlockPos(x, y, z));
+		}
+	}
+
+	@Override
+	public void breakBlock(World world, int x, int y, int z, Block b, int meta) {
+		super.breakBlock(world, x, y, z, b, meta);
+		
+		if(meta >= 12) {
+			ConduitSpace.popPiece(world, new BlockPos(x, y, z));
+		}
+	}
+	
+	public abstract ConduitPiece getPiece(World world, int x, int y, int z, int meta);
+	
+	@Override
+	public void renderInventoryBlock(Block block, int meta, int modelId, Object renderBlocks) {
+
+		GL11.glPushMatrix();
+		RenderBlocks renderer = (RenderBlocks) renderBlocks;
+		GL11.glTranslatef(-0.5F, -0.5F, -0.5F);
+		renderer.setRenderBounds(0, 0, 0, 1, 1, 1); RenderBlocksNT.renderStandardInventoryBlock(block, meta, renderer);
+		GL11.glPopMatrix();
+	}
+}

src/main/java/com/hbm/hrist/BlockConduitBend.java

@@ -1,47 +1,21 @@
 package com.hbm.hrist;
 
-import com.hbm.blocks.BlockDummyable;
 import com.hbm.hrist.ConduitPiece.ConnectionDefinition;
-import com.hbm.util.fauxpointtwelve.BlockPos;
+import com.hbm.util.Vec3NT;
 import com.hbm.util.fauxpointtwelve.DirPos;
 
 import net.minecraft.block.Block;
-import net.minecraft.block.material.Material;
-import net.minecraft.tileentity.TileEntity;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-// you can think of it like a pipeline
-public class BlockConduitBend extends BlockDummyable {
+public class BlockConduitBend extends BlockConduitBase {
 
-	public BlockConduitBend() {
-		super(Material.ground);
-	}
-
-	@Override public TileEntity createNewTileEntity(World world, int meta) { return null; }
 	@Override public int[] getDimensions() { return new int[] {0, 0, 4, 0, 4, 0}; }
 	@Override public int getOffset() { return 0; }
 
 	@Override
-	public void onBlockAdded(World world, int x, int y, int z) {
-		super.onBlockAdded(world, x, y, z);
-		int meta = world.getBlockMetadata(x, y, z);
-		
-		if(meta >= 12) {
-			ConduitPiece piece = this.getPiece(world, x, y, z, meta);
-			ConduitSpace.pushPiece(world, piece, new BlockPos(x, y, z));
-		}
-	}
-
-	@Override
-	public void breakBlock(World world, int x, int y, int z, Block b, int meta) {
-		super.breakBlock(world, x, y, z, b, meta);
-		
-		if(meta >= 12) {
-			ConduitSpace.popPiece(world, new BlockPos(x, y, z));
-		}
-	}
-	
 	public ConduitPiece getPiece(World world, int x, int y, int z, int meta) {
 		ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
 		ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
@@ -53,4 +27,39 @@ public class BlockConduitBend extends BlockDummyable {
 				z + 0.5 + rot.offsetZ * 4.5 - dir.offsetZ * 3.5, rot);
 		return new ConduitPiece(new ConnectionDefinition(d0, d1));
 	}
+	
+	@Override
+	public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, Object renderBlocks) {
+		int meta = world.getBlockMetadata(x, y, z);
+		if(meta >= 12) {
+			double angle = 0;
+			ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
+			ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
+			if(dir == ForgeDirection.NORTH) angle += 0;
+			if(dir == ForgeDirection.WEST) angle += 90;
+			if(dir == ForgeDirection.SOUTH) angle += 180;
+			if(dir == ForgeDirection.EAST) angle += 270;
+			
+			double diff = 90D / 5D;
+
+			Vec3NT sv0 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(90);
+			Vec3NT sv1 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(90 + diff);
+			Vec3NT supVec = new Vec3NT(3.9375 * dir.offsetX, 0, 3.9375 * dir.offsetZ).rotateAroundYDeg(90 + diff / 2);
+			double outer = 4.75D + 0.03125D;
+			double inner = 3.25D - 0.03125D;
+			double dx = x + 0.5 + dir.offsetX * 0.5 + rot.offsetX * 4.5;
+			double dz = z + 0.5 + dir.offsetZ * 0.5 + rot.offsetZ * 4.5;
+			
+			for(int i = 0; i < 5; i++) {
+				ConduitRenderUtil.renderSupport(Tessellator.instance, blockIcon, dx + supVec.xCoord, y, dz + supVec.zCoord, angle + diff / 2);
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx + sv1.xCoord * outer, y, dz + sv1.zCoord * outer, angle + diff, dx + sv0.xCoord * outer, y, dz + sv0.zCoord * outer, angle);
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx + sv1.xCoord * inner, y, dz + sv1.zCoord * inner, angle + diff, dx + sv0.xCoord * inner, y, dz + sv0.zCoord * inner, angle);
+				supVec.rotateAroundYDeg(diff);
+				sv0.rotateAroundYDeg(diff);
+				sv1.rotateAroundYDeg(diff);
+				angle += diff;
+			}
+		}
+		return false;
+	}
 }

src/main/java/com/hbm/hrist/BlockConduitStraight.java

@@ -1,47 +1,20 @@
 package com.hbm.hrist;
 
-import com.hbm.blocks.BlockDummyable;
 import com.hbm.hrist.ConduitPiece.ConnectionDefinition;
-import com.hbm.util.fauxpointtwelve.BlockPos;
 import com.hbm.util.fauxpointtwelve.DirPos;
 
 import net.minecraft.block.Block;
-import net.minecraft.block.material.Material;
-import net.minecraft.tileentity.TileEntity;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-// you can think of it like a pipeline
-public class BlockConduitStraight extends BlockDummyable {
+public class BlockConduitStraight extends BlockConduitBase {
 	
-	public BlockConduitStraight() {
-		super(Material.ground);
-	}
-
-	@Override public TileEntity createNewTileEntity(World world, int meta) { return null; }
 	@Override public int[] getDimensions() { return new int[] {0, 0, 2, 2, 1, 0}; }
 	@Override public int getOffset() { return 2; }
 	
 	@Override
-	public void onBlockAdded(World world, int x, int y, int z) {
-		super.onBlockAdded(world, x, y, z);
-		int meta = world.getBlockMetadata(x, y, z);
-		
-		if(meta >= 12) {
-			ConduitPiece piece = this.getPiece(world, x, y, z, meta);
-			ConduitSpace.pushPiece(world, piece, new BlockPos(x, y, z));
-		}
-	}
-
-	@Override
-	public void breakBlock(World world, int x, int y, int z, Block b, int meta) {
-		super.breakBlock(world, x, y, z, b, meta);
-		
-		if(meta >= 12) {
-			ConduitSpace.popPiece(world, new BlockPos(x, y, z));
-		}
-	}
-	
 	public ConduitPiece getPiece(World world, int x, int y, int z, int meta) {
 		ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
 		ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
@@ -53,4 +26,29 @@ public class BlockConduitStraight extends BlockDummyable {
 				z + 0.5 + rot.offsetZ * 0.5 - dir.offsetZ * 2.5, dir.getOpposite());
 		return new ConduitPiece(new ConnectionDefinition(d0, d1));
 	} 
+	
+	@Override
+	public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, Object renderBlocks) {
+		int meta = world.getBlockMetadata(x, y, z);
+		if(meta >= 12) {
+			double angle = 0;
+			ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
+			ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
+			if(dir == ForgeDirection.NORTH) angle += 0;
+			if(dir == ForgeDirection.WEST) angle += 90;
+			if(dir == ForgeDirection.SOUTH) angle += 180;
+			if(dir == ForgeDirection.EAST) angle += 270;
+			
+			for(int i = -2; i <= 2; i++)
+				ConduitRenderUtil.renderSupport(Tessellator.instance, blockIcon, x + 0.5 + dir.offsetX * i + rot.offsetX * 0.5, y, z + 0.5 + dir.offsetZ * i + rot.offsetZ * 0.5, angle);
+
+			ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon,
+					x + 0.5 - dir.offsetX * 2.5 - rot.offsetX * 0.28125, y, z + 0.5 - dir.offsetZ * 2.5 - rot.offsetZ * 0.28125, angle,
+					x + 0.5 + dir.offsetX * 2.5 - rot.offsetX * 0.28125, y, z + 0.5 + dir.offsetZ * 2.5 - rot.offsetZ * 0.28125, angle);
+			ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon,
+					x + 0.5 - dir.offsetX * 2.5 - rot.offsetX * -1.28125, y, z + 0.5 - dir.offsetZ * 2.5 - rot.offsetZ * -1.28125, angle,
+					x + 0.5 + dir.offsetX * 2.5 - rot.offsetX * -1.28125, y, z + 0.5 + dir.offsetZ * 2.5 - rot.offsetZ * -1.28125, angle);
+		}
+		return false;
+	}
 }

src/main/java/com/hbm/hrist/BlockConduitSwitch.java

@@ -0,0 +1,86 @@
+package com.hbm.hrist;
+
+import com.hbm.hrist.ConduitPiece.ConnectionDefinition;
+import com.hbm.util.Vec3NT;
+import com.hbm.util.fauxpointtwelve.DirPos;
+
+import net.minecraft.block.Block;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.world.IBlockAccess;
+import net.minecraft.world.World;
+import net.minecraftforge.common.util.ForgeDirection;
+
+public class BlockConduitSwitch extends BlockConduitBase {
+
+	@Override public int[] getDimensions() { return new int[] {0, 0, 4, 0, 4, 3}; }
+	@Override public int getOffset() { return 0; }
+
+	@Override
+	public ConduitPiece getPiece(World world, int x, int y, int z, int meta) {
+		ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
+		ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
+		DirPos d0 = new DirPos(
+				x + 0.5 + rot.offsetX * 0.5 + dir.offsetX * 0.5, y,
+				z + 0.5 + rot.offsetZ * 0.5 + dir.offsetZ * 0.5, dir);
+		DirPos d1 = new DirPos(
+				x + 0.5 + rot.offsetX * 4.5 - dir.offsetX * 3.5, y,
+				z + 0.5 + rot.offsetZ * 4.5 - dir.offsetZ * 3.5, rot);
+		DirPos d2 = new DirPos(
+				x + 0.5 + rot.offsetX * 0.5 + dir.offsetX * 0.5, y,
+				z + 0.5 + rot.offsetZ * 0.5 + dir.offsetZ * 0.5, dir);
+		DirPos d3 = new DirPos(
+				x + 0.5 - rot.offsetX * 3.5 - dir.offsetX * 3.5, y,
+				z + 0.5 - rot.offsetZ * 3.5 - dir.offsetZ * 3.5, rot.getOpposite());
+		return new ConduitPiece(new ConnectionDefinition(d0, d1), new ConnectionDefinition(d2, d3));
+	}
+	
+	@Override
+	public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, Object renderBlocks) {
+		int meta = world.getBlockMetadata(x, y, z);
+		if(meta >= 12) {
+			double angle = 0;
+			ForgeDirection dir = ForgeDirection.getOrientation(meta - 10);
+			ForgeDirection rot = dir.getRotation(ForgeDirection.UP);
+			if(dir == ForgeDirection.NORTH) angle += 0;
+			if(dir == ForgeDirection.WEST) angle += 90;
+			if(dir == ForgeDirection.SOUTH) angle += 180;
+			if(dir == ForgeDirection.EAST) angle += 270;
+			
+			double diff = 90D / 5D;
+
+			Vec3NT sv0 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(90);
+			Vec3NT sv1 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(90 + diff);
+			Vec3NT sv2 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(-90);
+			Vec3NT sv3 = new Vec3NT(dir.offsetX, 0, dir.offsetZ).rotateAroundYDeg(-90 - diff);
+			Vec3NT supVec0 = new Vec3NT(3.9375 * dir.offsetX, 0, 3.9375 * dir.offsetZ).rotateAroundYDeg(90 + diff / 2);
+			Vec3NT supVec1 = new Vec3NT(3.9375 * dir.offsetX, 0, 3.9375 * dir.offsetZ).rotateAroundYDeg(-90 - diff / 2);
+			double outer = 4.75D + 0.03125D;
+			double inner = 3.25D - 0.03125D;
+			double dx0 = x + 0.5 + dir.offsetX * 0.5 + rot.offsetX * 4.5;
+			double dz0 = z + 0.5 + dir.offsetZ * 0.5 + rot.offsetZ * 4.5;
+			double dx1 = x + 0.5 + dir.offsetX * 0.5 - rot.offsetX * 3.5;
+			double dz1 = z + 0.5 + dir.offsetZ * 0.5 - rot.offsetZ * 3.5;
+
+			ConduitRenderUtil.renderSupport(Tessellator.instance, blockIcon, dx0 + supVec0.xCoord, y, dz0 + supVec0.zCoord, angle);
+			
+			for(int i = 0; i < 5; i++) {
+				if(i > 1) {
+					ConduitRenderUtil.renderSupport(Tessellator.instance, blockIcon, dx0 + supVec0.xCoord, y, dz0 + supVec0.zCoord, angle + diff / 2);
+					ConduitRenderUtil.renderSupport(Tessellator.instance, blockIcon, dx1 + supVec1.xCoord, y, dz1 + supVec1.zCoord, -angle - diff / 2);
+				}
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx0 + sv1.xCoord * outer, y, dz0 + sv1.zCoord * outer, angle + diff, dx0 + sv0.xCoord * outer, y, dz0 + sv0.zCoord * outer, angle);
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx0 + sv1.xCoord * inner, y, dz0 + sv1.zCoord * inner, angle + diff, dx0 + sv0.xCoord * inner, y, dz0 + sv0.zCoord * inner, angle);
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx1 + sv3.xCoord * outer, y, dz1 + sv3.zCoord * outer, -angle - diff, dx1 + sv2.xCoord * outer, y, dz1 + sv2.zCoord * outer, -angle);
+				ConduitRenderUtil.renderSteel(Tessellator.instance, blockIcon, dx1 + sv3.xCoord * inner, y, dz1 + sv3.zCoord * inner, -angle - diff, dx1 + sv2.xCoord * inner, y, dz1 + sv2.zCoord * inner, -angle);
+				supVec0.rotateAroundYDeg(diff);
+				supVec1.rotateAroundYDeg(-diff);
+				sv0.rotateAroundYDeg(diff);
+				sv1.rotateAroundYDeg(diff);
+				sv2.rotateAroundYDeg(-diff);
+				sv3.rotateAroundYDeg(-diff);
+				angle += diff;
+			}
+		}
+		return false;
+	}
+}

src/main/java/com/hbm/hrist/ConDbg.java

@@ -4,6 +4,7 @@ import java.util.Map.Entry;
 
 import com.hbm.hrist.ConduitPiece.ConnectionDefinition;
 import com.hbm.hrist.ConduitSpace.ConduitWorld;
+import com.hbm.util.BobMathUtil;
 import com.hbm.util.ParticleUtil;
 import com.hbm.util.fauxpointtwelve.BlockPos;
 
@@ -35,7 +36,7 @@ public class ConDbg {
 				
 				int color = line.hashCode() & 0xFFFFFF;
 				
-				ParticleUtil.spawnDroneLine(world, x, y, z, dx, dy, dz, !line.valid ? 0xff0000 : color, true);
+				ParticleUtil.spawnDroneLine(world, x, y, z, dx, dy, dz, !line.valid ? (BobMathUtil.getBlink() ? 0xff0000 : 0x000000) : color, true);
 			}
 		}
 	}

src/main/java/com/hbm/hrist/ConduitLine.java

@@ -14,7 +14,7 @@ public class ConduitLine {
 	public World world;
 	protected boolean valid = true;
 	public LineEndpoint[] connectedTo = new LineEndpoint[2]; // a sausage always has two ends
-	public Set<ConnectionDefinition> constructedFrom = new HashSet();
+	private Set<ConnectionDefinition> constructedFrom = new HashSet();
 	public ConnectionStatus state = ConnectionStatus.ONLINE;
 	
 	public double cachedDistance = 0;
@@ -24,6 +24,23 @@ public class ConduitLine {
 		this.world = world;
 	}
 	
+	public int getDefCount() {
+		return this.constructedFrom.size();
+	}
+	
+	public void join(ConnectionDefinition def) {
+		this.constructedFrom.add(def);
+		this.setChanged();
+	}
+	
+	public void absorb(ConduitLine smallerLine) {
+		for(ConnectionDefinition smallerDef : smallerLine.constructedFrom) {
+			smallerDef.setLine(this);
+		}
+		smallerLine.constructedFrom.clear();
+		smallerLine.invalidate();
+	}
+	
 	public void setChanged() { this.hasChanged = true; }
 	
 	public double getDistance() {

src/main/java/com/hbm/hrist/ConduitPiece.java

@@ -63,6 +63,7 @@ public class ConduitPiece {
 		
 		public void setLine(ConduitLine line) {
 			this.liveConnection = line;
+			if(line != null) line.join(this);
 		}
 	}
 }

src/main/java/com/hbm/hrist/ConduitRenderUtil.java

@@ -0,0 +1,172 @@
+package com.hbm.hrist;
+
+import com.hbm.interfaces.NotableComments;
+import com.hbm.util.Vec3NT;
+
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.util.IIcon;
+
+@NotableComments
+public class ConduitRenderUtil {
+
+	 // public cum rags
+	private static Vec3NT vec = new Vec3NT(0, 0, 0);
+	private static double[][] v = new double[4][3];
+	
+	public static void renderSupport(Tessellator tess, IIcon icon, double x, double y, double z, double rotation) {
+		double minU = icon.getMinU();
+		double minV = icon.getMinV();
+		double pu = (icon.getMaxU() - icon.getMinU()) / 32D;
+		double pv = (icon.getMaxV() - icon.getMinV()) / 32D;
+		
+		// work smort, not hort
+		vec.setTurn(01, 0, 00.1875, rotation).add(x, y, z).copyToArray(v[0]);
+		vec.setTurn(01, 0, -0.1875, rotation).add(x, y, z).copyToArray(v[1]);
+		vec.setTurn(-1, 0, -0.1875, rotation).add(x, y, z).copyToArray(v[2]);
+		vec.setTurn(-1, 0, 00.1875, rotation).add(x, y, z).copyToArray(v[3]);
+
+		setBrightnessFromNormals(tess, 0F, 1F, 0F);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 0, minV + pv * 32);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 6, minV + pv * 32);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 6, minV + pv * 00);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 0, minV + pv * 00);
+
+		setBrightnessFromNormals(tess, 0F, -1F, 0F);
+		tess.addVertexWithUV(v[1][0], v[1][1], v[1][2], minU + pu * 0, minV + pv * 32);
+		tess.addVertexWithUV(v[0][0], v[0][1], v[0][2], minU + pu * 6, minV + pv * 32);
+		tess.addVertexWithUV(v[3][0], v[3][1], v[3][2], minU + pu * 6, minV + pv * 00);
+		tess.addVertexWithUV(v[2][0], v[2][1], v[2][2], minU + pu * 0, minV + pv * 00);
+		
+		vec.setTurn(1, 0, 0, rotation).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 0, minV + pv * 0);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 6, minV + pv * 0);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 000000, v[0][2], minU + pu * 6, minV + pv * 1);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 000000, v[1][2], minU + pu * 0, minV + pv * 1);
+		
+		vec.setTurn(1, 0, 0, rotation + 180).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 0, minV + pv * 0);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 6, minV + pv * 0);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 000000, v[2][2], minU + pu * 6, minV + pv * 1);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 000000, v[3][2], minU + pu * 0, minV + pv * 1);
+		
+		vec.setTurn(1, 0, 0, rotation + 90).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 6, minV + pv * 00);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 6, minV + pv * 32);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 000000, v[1][2], minU + pu * 7, minV + pv * 32);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 000000, v[2][2], minU + pu * 7, minV + pv * 00);
+		
+		vec.setTurn(1, 0, 0, rotation + 270).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 6, minV + pv * 00);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 6, minV + pv * 32);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 000000, v[3][2], minU + pu * 7, minV + pv * 32);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 000000, v[0][2], minU + pu * 7, minV + pv * 00);
+		
+		for(int i = 0; i < 2; i++) {
+			vec.setTurn(0.9375 - i * 1.5625, 0, 00.0625, rotation).add(x, y, z).copyToArray(v[0]);
+			vec.setTurn(0.9375 - i * 1.5625, 0, -0.0625, rotation).add(x, y, z).copyToArray(v[1]);
+			vec.setTurn(0.6250 - i * 1.5625, 0, -0.0625, rotation).add(x, y, z).copyToArray(v[2]);
+			vec.setTurn(0.6250 - i * 1.5625, 0, 00.0625, rotation).add(x, y, z).copyToArray(v[3]);
+			
+			setBrightnessFromNormals(tess, 0F, 1F, 0F);
+			tess.addVertexWithUV(v[0][0], v[0][1] + 0.125, v[0][2], minU + pu * 19, minV + pv * 31);
+			tess.addVertexWithUV(v[1][0], v[1][1] + 0.125, v[1][2], minU + pu * 19, minV + pv * 29);
+			tess.addVertexWithUV(v[2][0], v[2][1] + 0.125, v[2][2], minU + pu * 14, minV + pv * 29);
+			tess.addVertexWithUV(v[3][0], v[3][1] + 0.125, v[3][2], minU + pu * 14, minV + pv * 31);
+			
+			vec.setTurn(1, 0, 0, rotation).normalizeSelf();
+			setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+			tess.addVertexWithUV(v[1][0], v[1][1] + 0.1250, v[1][2], minU + pu * 14, minV + pv * 29);
+			tess.addVertexWithUV(v[0][0], v[0][1] + 0.1250, v[0][2], minU + pu * 14, minV + pv * 31);
+			tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 13, minV + pv * 31);
+			tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 13, minV + pv * 29);
+			
+			vec.setTurn(1, 0, 0, rotation + 180).normalizeSelf();
+			setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+			tess.addVertexWithUV(v[3][0], v[3][1] + 0.1250, v[3][2], minU + pu * 14, minV + pv * 29);
+			tess.addVertexWithUV(v[2][0], v[2][1] + 0.1250, v[2][2], minU + pu * 14, minV + pv * 31);
+			tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 13, minV + pv * 31);
+			tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 13, minV + pv * 29);
+			
+			vec.setTurn(1, 0, 0, rotation + 90).normalizeSelf();
+			setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+			tess.addVertexWithUV(v[2][0], v[2][1] + 0.1250, v[2][2], minU + pu * 14, minV + pv * 31);
+			tess.addVertexWithUV(v[1][0], v[1][1] + 0.1250, v[1][2], minU + pu * 19, minV + pv * 31);
+			tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 19, minV + pv * 32);
+			tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 14, minV + pv * 32);
+			
+			vec.setTurn(1, 0, 0, rotation + 270).normalizeSelf();
+			setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+			tess.addVertexWithUV(v[0][0], v[0][1] + 0.1250, v[0][2], minU + pu * 14, minV + pv * 31);
+			tess.addVertexWithUV(v[3][0], v[3][1] + 0.1250, v[3][2], minU + pu * 19, minV + pv * 31);
+			tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 19, minV + pv * 32);
+			tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 14, minV + pv * 32);
+		}
+	}
+	
+	public static void renderSteel(Tessellator tess, IIcon icon, double x0, double y0, double z0, double r0, double x1, double y1, double z1, double r1) {
+		double minU = icon.getMinU();
+		double minV = icon.getMinV();
+		double pu = (icon.getMaxU() - icon.getMinU()) / 32D;
+		double pv = (icon.getMaxV() - icon.getMinV()) / 32D;
+		
+		double avg = (r0 + r1) / 2;
+
+		vec.setTurn(-0.03125, 0, 0, r0).add(x0, y0, z0).copyToArray(v[0]);
+		vec.setTurn(00.03125, 0, 0, r0).add(x0, y0, z0).copyToArray(v[1]);
+		vec.setTurn(00.03125, 0, 0, r1).add(x1, y1, z1).copyToArray(v[2]);
+		vec.setTurn(-0.03125, 0, 0, r1).add(x1, y1, z1).copyToArray(v[3]);
+
+		setBrightnessFromNormals(tess, 0F, 1F, 0F);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.1875, v[0][2], minU + pu * 10, minV + pv * 32);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.1875, v[1][2], minU + pu * 11, minV + pv * 32);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.1875, v[2][2], minU + pu * 11, minV + pv * 16);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.1875, v[3][2], minU + pu * 10, minV + pv * 16);
+
+		setBrightnessFromNormals(tess, 0F, -1F, 0F);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 7, minV + pv * 32);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 8, minV + pv * 32);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 8, minV + pv * 16);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 7, minV + pv * 16);
+		
+		vec.setTurn(1, 0, 0, avg).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.1875, v[1][2], minU + pu * 10, minV + pv * 16);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.1875, v[0][2], minU + pu * 11, minV + pv * 16);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 11, minV + pv * 14);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu * 10, minV + pv * 14);
+		
+		vec.setTurn(1, 0, 0, avg + 180).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.1875, v[3][2], minU + pu * 10, minV + pv * 16);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.1875, v[2][2], minU + pu * 11, minV + pv * 16);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu * 11, minV + pv * 14);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 10, minV + pv * 14);
+		
+		vec.setTurn(1, 0, 0, avg + 90).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.1875, v[2][2], minU + pu * 10, minV + pv * 16);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.1875, v[1][2], minU + pu * 10, minV + pv * 32);
+		tess.addVertexWithUV(v[1][0], v[1][1] + 0.0625, v[1][2], minU + pu *  8, minV + pv * 32);
+		tess.addVertexWithUV(v[2][0], v[2][1] + 0.0625, v[2][2], minU + pu *  8, minV + pv * 16);
+		
+		vec.setTurn(1, 0, 0, avg + 270).normalizeSelf();
+		setBrightnessFromNormals(tess, vec.xCoord, vec.yCoord, vec.zCoord);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.1875, v[0][2], minU + pu * 11, minV + pv * 16);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.1875, v[3][2], minU + pu * 11, minV + pv * 32);
+		tess.addVertexWithUV(v[3][0], v[3][1] + 0.0625, v[3][2], minU + pu * 13, minV + pv * 32);
+		tess.addVertexWithUV(v[0][0], v[0][1] + 0.0625, v[0][2], minU + pu * 13, minV + pv * 16);
+	}
+	
+	public static void setBrightnessFromNormals(Tessellator tess, double x, double y, double z) {
+		
+		float brightness = ((float) y + 0.7F) * 0.9F - (float) Math.abs(x) * 0.1F + (float) Math.abs(z) * 0.1F;
+		if(brightness < 0.45F) brightness = 0.45F;
+		
+		tess.setNormal((float) x, (float) y, (float) z);
+		tess.setColorOpaque_F(brightness, brightness, brightness);
+	}
+}

src/main/java/com/hbm/hrist/ConduitSpace.java

@@ -7,12 +7,14 @@ import java.util.Map;
 import java.util.Set;
 
 import com.hbm.hrist.ConduitPiece.ConnectionDefinition;
+import com.hbm.interfaces.NotableComments;
 import com.hbm.util.fauxpointtwelve.BlockPos;
 import com.hbm.util.fauxpointtwelve.DirPos;
 
 import net.minecraft.world.World;
 
 /// ROBUR PER UNITATEM ///
+@NotableComments
 public class ConduitSpace {
 	
 	public static Map<World, ConduitWorld> worlds = new HashMap();
@@ -64,8 +66,6 @@ public class ConduitSpace {
 				connections.put(def.connectors[1], piece);
 				orphans.add(def);
 			}
-			
-			for(ConnectionDefinition con : piece.definitions) orphans.add(con);
 		}
 		
 		public void pop(ConduitPiece piece, BlockPos core) {
@@ -96,40 +96,32 @@ public class ConduitSpace {
 					if(connectedPiece == null) continue; // if no piece is actually connected, skip
 					if(connectedPiece == orphan.parent) continue; // no self-fellating
 					if(connectedPiece.hasMultipleConnections(connection)) continue; // if this connection leads to a switch, skip
+					if(orphan.parent.hasMultipleConnections(pos)) continue; // if this connection leads to a switch, skip
 					
 					for(ConnectionDefinition connectedDef : connectedPiece.definitions) {
 						ConduitLine connectedLine = connectedDef.getLine();
 						if(connectedLine == null) continue;
+						if(connectedDef == orphan) continue;
 						
 						line = orphan.getLine();
 						// if the current line is null
-						if(line == null || !line.valid) {
+						if(line == null || !line.isValid()) {
 							if(connectedDef.connectors[0].equals(connection) || connectedDef.connectors[1].equals(connection)) {
 								orphan.setLine(connectedLine);
-								connectedLine.constructedFrom.add(orphan);
+								break;
 							}
 						// if not, merge
-						} else {
+						} else if(line.isValid()) {
 							// larger one eats the smaller one for performance
-							ConduitLine larger = line.constructedFrom.size() > connectedLine.constructedFrom.size() ? line : connectedLine;
-							ConduitLine smaller = line.constructedFrom.size() > connectedLine.constructedFrom.size() ? connectedLine : line;
-							
-							larger.constructedFrom.addAll(smaller.constructedFrom);
-							for(ConnectionDefinition smallerDef : smaller.constructedFrom) {
-								smallerDef.setLine(larger);
-							}
-							smaller.constructedFrom.clear();
-							larger.setChanged();
-							smaller.invalidate();
+							ConduitLine larger = line.getDefCount() > connectedLine.getDefCount() ? line : connectedLine;
+							ConduitLine smaller = larger == connectedLine ? line : connectedLine;
+							larger.absorb(smaller);
 						}
 					}
 				}
 				
-				if(orphan.getLine() == null) {
-					ConduitLine newLine = new ConduitLine(world);
-					orphan.setLine(newLine);
-					newLine.constructedFrom.add(orphan);
-					newLine.setChanged();
+				if(orphan.getLine() == null || !orphan.getLine().isValid()) {
+					orphan.setLine(new ConduitLine(world));
 				}
 			}
 			

src/main/java/com/hbm/util/Vec3NT.java

@@ -65,6 +65,18 @@ public class Vec3NT extends Vec3 {
 		return this;
 	}
 	
+	/** Sets components, then rotates around the Y axis (in degrees) */
+	public Vec3NT setTurn(double x, double y, double z, double rot) {
+		return this.setComponents(x, y, z).rotateAroundYDeg(rot);
+	}
+	
+	/** Does what it says, i.e. requires a double array with a length of at least 3 and copies the components into the first three fields */
+	public void copyToArray(double[] array) {
+		array[0] = this.xCoord;
+		array[1] = this.yCoord;
+		array[2] = this.zCoord;
+	}
+
 	public Vec3NT rotateAroundXRad(double alpha) {
 		double cos = Math.cos(alpha);
 		double sin = Math.sin(alpha);