PWR printing device, exports a built PWR as a series of slices to be edited together for posting

src/main/java/com/hbm/blocks/machine/MachinePWRController.java

@@ -4,6 +4,7 @@ import com.hbm.blocks.ITooltipProvider;
 import com.hbm.blocks.ModBlocks;
 import com.hbm.blocks.machine.BlockPWR.TileEntityBlockPWR;
 import com.hbm.handler.threading.PacketThreading;
+import com.hbm.items.ModItems;
 import com.hbm.lib.RefStrings;
 import com.hbm.main.MainRegistry;
 import com.hbm.packet.toclient.AuxParticlePacketNT;
@@ -80,6 +81,7 @@ public class MachinePWRController extends BlockContainer implements ITooltipProv
 			if(!controller.assembled) {
 				assemble(world, x, y, z, player);
 			} else {
+				if(player.getHeldItem() != null && player.getHeldItem().getItem() == ModItems.pwr_printer) return false;
 				FMLNetworkHandler.openGui(player, MainRegistry.instance, 0, world, x, y, z);
 			}
 

src/main/java/com/hbm/inventory/gui/GUIScreenSlicePrinter.java

@@ -0,0 +1,127 @@
+package com.hbm.inventory.gui;
+
+import java.io.File;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.HashSet;
+
+import org.lwjgl.opengl.GL11;
+
+import com.hbm.blocks.machine.BlockPWR;
+import com.hbm.blocks.machine.BlockPWR.TileEntityBlockPWR;
+
+import net.minecraft.block.Block;
+import net.minecraft.client.gui.GuiScreen;
+import net.minecraft.client.renderer.RenderBlocks;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.client.renderer.texture.TextureMap;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.ChatComponentText;
+
+public class GUIScreenSlicePrinter extends GuiScreen {
+
+	private final int x1, y1, z1;
+	private final int x2, y2, z2;
+	private final int sizeX, sizeY, sizeZ;
+
+	private HashSet<Block> whitelist;
+
+	private int yIndex;
+
+	private RenderBlocks renderer;
+
+	private String dirname;
+    private static final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd_HH.mm.ss");
+
+	public GUIScreenSlicePrinter(int x1, int y1, int z1, int x2, int y2, int z2) {
+		this.x1 = Math.min(x1, x2);
+		this.y1 = Math.min(y1, y2);
+		this.z1 = Math.min(z1, z2);
+		this.x2 = Math.max(x1, x2);
+		this.y2 = Math.max(y1, y2);
+		this.z2 = Math.max(z1, z2);
+
+		this.sizeX = this.x2 - this.x1 + 1;
+		this.sizeY = this.y2 - this.y1 + 1;
+		this.sizeZ = this.z2 - this.z1 + 1;
+
+		dirname = dateFormat.format(new Date()).toString();
+	}
+
+	public GUIScreenSlicePrinter(int x1, int y1, int z1, int x2, int y2, int z2, HashSet<Block> whitelist) {
+		this(x1, y1, z1, x2, y2, z2);
+		this.whitelist = whitelist;
+	}
+
+	@Override
+	public void drawScreen(int mouseX, int mouseY, float f) {
+		if(renderer == null) {
+			this.renderer = new RenderBlocks(mc.theWorld);
+		}
+
+		GuiScreen.drawRect(0, 0, width, height, 0xFFFF00FF);
+
+		// Once we've reached the top slice, close the GUI
+		if(yIndex >= sizeY) {
+			mc.thePlayer.addChatMessage(new ChatComponentText("Slices saved to: .minecraft/printer/" + dirname));
+			mc.thePlayer.closeScreen();
+			return;
+		}
+
+		GL11.glPushMatrix();
+		{
+
+			setupRotation();
+
+			mc.getTextureManager().bindTexture(TextureMap.locationBlocksTexture);
+			GL11.glShadeModel(GL11.GL_SMOOTH);
+			Tessellator.instance.startDrawingQuads();
+
+			for(int x = 0; x < sizeX; x++) {
+				for(int z = 0; z < sizeZ; z++) {
+					Block block = mc.theWorld.getBlock(x1 + x, y1 + yIndex, z1 + z);
+					if(whitelist != null && !whitelist.contains(block)) continue;
+
+					// Revert PWR blocks to originals for slice rendering
+					if(block instanceof BlockPWR) {
+						TileEntity tile = mc.theWorld.getTileEntity(x1 + x, y1 + yIndex, z1 + z);
+						if(tile instanceof TileEntityBlockPWR) {
+							TileEntityBlockPWR pwr = (TileEntityBlockPWR) tile;
+							if(pwr.block != null) {
+								block = pwr.block;
+							}
+						}
+					}
+
+					renderer.renderBlockByRenderType(block, x, 0, z);
+				}
+			}
+
+			Tessellator.instance.draw();
+			GL11.glShadeModel(GL11.GL_FLAT);
+
+		}
+		GL11.glPopMatrix();
+
+		File printerDir = new File(mc.mcDataDir, "printer");
+		printerDir.mkdir();
+
+		GUIScreenWikiRender.saveScreenshot(printerDir, dirname, "slice_" + yIndex + ".png", 0, 0, mc.displayWidth, mc.displayHeight, 0xFFFF00FF);
+
+		yIndex++;
+	}
+
+	private void setupRotation() {
+		double scale = -24;
+
+		GL11.glTranslated(width / 2, height / 2 - 36, 400);
+		GL11.glScaled(scale, scale, scale);
+		GL11.glScaled(1, 1, 0.5); //incredible flattening power
+
+		GL11.glRotated(-30, 1, 0, 0);
+		GL11.glRotated(-45, 0, 1, 0);
+		GL11.glTranslated(sizeX / -2D, -sizeY / 2D, sizeZ / -2D);
+	}
+
+}

src/main/java/com/hbm/inventory/gui/GUIScreenWikiRender.java

@@ -116,7 +116,7 @@ public class GUIScreenWikiRender extends GuiScreen {
 
 	// This implementation is based directly on ScreenShotHelper.saveScreenshot()
 	// But allows for defining a rect where you want to sample pixels from
-	private static void saveScreenshot(File dataDir, String ssDir, String fileName, int x, int y, int width, int height, int transparentColor) {
+	public static void saveScreenshot(File dataDir, String ssDir, String fileName, int x, int y, int width, int height, int transparentColor) {
 		try {
 			File screenshotDirectory = new File(dataDir, ssDir);
 			screenshotDirectory.mkdir();

src/main/java/com/hbm/items/ModItems.java

@@ -1035,6 +1035,7 @@ public class ModItems {
 	public static Item pwr_fuel;
 	public static Item pwr_fuel_hot;
 	public static Item pwr_fuel_depleted;
+	public static Item pwr_printer;
 
 	public static Item rbmk_lid;
 	public static Item rbmk_lid_glass;
@@ -3181,6 +3182,7 @@ public class ModItems {
 		pwr_fuel = new ItemPWRFuel().setUnlocalizedName("pwr_fuel").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":pwr_fuel");
 		pwr_fuel_hot = new ItemEnumMulti(EnumPWRFuel.class, true, false).setUnlocalizedName("pwr_fuel_hot").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":pwr_fuel_hot");
 		pwr_fuel_depleted = new ItemEnumMulti(EnumPWRFuel.class, true, false).setUnlocalizedName("pwr_fuel_depleted").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":pwr_fuel_depleted");
+		pwr_printer = new ItemPWRPrinter().setUnlocalizedName("pwr_printer").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":pwr_printer");
 
 		rbmk_lid = new ItemRBMKLid().setUnlocalizedName("rbmk_lid").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":rbmk_lid");
 		rbmk_lid_glass = new ItemRBMKLid().setUnlocalizedName("rbmk_lid_glass").setCreativeTab(MainRegistry.controlTab).setTextureName(RefStrings.MODID + ":rbmk_lid_glass");
@@ -5994,6 +5996,7 @@ public class ModItems {
 		GameRegistry.registerItem(pwr_fuel, pwr_fuel.getUnlocalizedName());
 		GameRegistry.registerItem(pwr_fuel_hot, pwr_fuel_hot.getUnlocalizedName());
 		GameRegistry.registerItem(pwr_fuel_depleted, pwr_fuel_depleted.getUnlocalizedName());
+		GameRegistry.registerItem(pwr_printer, pwr_printer.getUnlocalizedName());
 
 		//RBMK parts
 		GameRegistry.registerItem(rbmk_lid, rbmk_lid.getUnlocalizedName());

src/main/java/com/hbm/items/machine/ItemPWRPrinter.java

@@ -0,0 +1,173 @@
+package com.hbm.items.machine;
+
+import java.util.HashSet;
+import java.util.List;
+
+import com.hbm.blocks.ModBlocks;
+import com.hbm.blocks.machine.BlockPWR;
+import com.hbm.blocks.machine.BlockPWR.TileEntityBlockPWR;
+import com.hbm.inventory.gui.GUIScreenSlicePrinter;
+import com.hbm.main.MainRegistry;
+import com.hbm.tileentity.IGUIProvider;
+import com.hbm.tileentity.machine.TileEntityPWRController;
+import com.hbm.util.fauxpointtwelve.BlockPos;
+
+import cpw.mods.fml.common.network.internal.FMLNetworkHandler;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.block.Block;
+import net.minecraft.client.Minecraft;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.Container;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.world.World;
+import net.minecraftforge.common.util.ForgeDirection;
+
+public class ItemPWRPrinter extends Item implements IGUIProvider {
+
+	private static int x1, y1, z1;
+	private static int x2, y2, z2;
+	private static Block[] blockSync;
+
+	private HashSet<BlockPos> fill = new HashSet<>();
+	private static HashSet<Block> whitelist = new HashSet<Block>() {{
+		add(ModBlocks.pwr_block);
+		add(ModBlocks.pwr_controller);
+	}};
+
+	// Piggybacking functions using the bytebuf TE sync
+	public static void serialize(World world, ByteBuf buf) {
+		buf.writeInt(x1);
+		buf.writeInt(y1);
+		buf.writeInt(z1);
+		buf.writeInt(x2);
+		buf.writeInt(y2);
+		buf.writeInt(z2);
+
+		for(Block block : blockSync) {
+			buf.writeInt(Block.getIdFromBlock(block));
+		}
+
+		blockSync = null;
+	}
+
+	public static void deserialize(World world, ByteBuf buf) {
+		x1 = buf.readInt();
+		y1 = buf.readInt();
+		z1 = buf.readInt();
+		x2 = buf.readInt();
+		y2 = buf.readInt();
+		z2 = buf.readInt();
+
+		for(int x = x1; x <= x2; x++) {
+			for(int y = y1; y <= y2; y++) {
+				for(int z = z1; z <= z2; z++) {
+					Block block = Block.getBlockById(buf.readInt());
+
+					TileEntity tile = world.getTileEntity(x, y, z);
+					if(!(tile instanceof TileEntityBlockPWR)) continue;
+					((TileEntityBlockPWR) tile).block = block;
+				}
+			}
+		}
+
+		System.out.println("oh wow it synced and attempted to GUI!");
+
+		// Open the printer GUI on any client players holding the printer
+		// yeah it's a shit hack yay weee wooo
+		EntityPlayer player = Minecraft.getMinecraft().thePlayer;
+		if(player != null && player.getHeldItem() != null && player.getHeldItem().getItem() instanceof ItemPWRPrinter) {
+			FMLNetworkHandler.openGui(Minecraft.getMinecraft().thePlayer, MainRegistry.instance, 0, world, 0, 0, 0);
+		}
+
+	}
+
+	@Override
+	public boolean onItemUse(ItemStack stack, EntityPlayer player, World world, int x, int y, int z, int i, float f0, float f1, float f2) {
+		TileEntity tile = world.getTileEntity(x, y, z);
+		if(!(tile instanceof TileEntityPWRController)) return false;
+		if(world.isRemote) return true;
+
+		TileEntityPWRController pwr = (TileEntityPWRController) tile;
+		syncAndScreenshot(world, pwr);
+
+		return true;
+	}
+
+	public void syncAndScreenshot(World world, TileEntityPWRController pwr) {
+		findBounds(world, pwr);
+
+		int sizeX = x2 - x1 + 1;
+		int sizeY = y2 - y1 + 1;
+		int sizeZ = z2 - z1 + 1;
+
+		blockSync = new Block[sizeX * sizeY * sizeZ];
+		int i = 0;
+
+		for(int x = x1; x <= x2; x++) {
+			for(int y = y1; y <= y2; y++) {
+				for(int z = z1; z <= z2; z++) {
+					TileEntity tile = world.getTileEntity(x, y, z);
+					if(tile instanceof TileEntityBlockPWR) {
+						blockSync[i] = ((TileEntityBlockPWR) tile).block;
+					}
+					i++;
+				}
+			}
+		}
+
+		pwr.isPrinting = true;
+	}
+
+	public void findBounds(World world, TileEntityPWRController pwr) {
+		ForgeDirection dir = ForgeDirection.getOrientation(world.getBlockMetadata(pwr.xCoord, pwr.yCoord, pwr.zCoord)).getOpposite();
+
+		fill.clear();
+		fill.add(new BlockPos(pwr.xCoord, pwr.yCoord, pwr.zCoord));
+		x1 = x2 = pwr.xCoord;
+		y1 = y2 = pwr.yCoord;
+		z1 = z2 = pwr.zCoord;
+		floodFill(world, pwr.xCoord + dir.offsetX, pwr.yCoord, pwr.zCoord + dir.offsetZ);
+	}
+
+	public void floodFill(World world, int x, int y, int z) {
+		BlockPos pos = new BlockPos(x, y, z);
+		if(fill.contains(pos)) return;
+
+		if(world.getBlock(x, y, z) instanceof BlockPWR) {
+			fill.add(pos);
+
+			x1 = Math.min(x1, x);
+			y1 = Math.min(y1, y);
+			z1 = Math.min(z1, z);
+			x2 = Math.max(x2, x);
+			y2 = Math.max(y2, y);
+			z2 = Math.max(z2, z);
+
+			floodFill(world, x + 1, y, z);
+			floodFill(world, x - 1, y, z);
+			floodFill(world, x, y + 1, z);
+			floodFill(world, x, y - 1, z);
+			floodFill(world, x, y, z + 1);
+			floodFill(world, x, y, z - 1);
+		}
+	}
+
+	@Override
+	public Container provideContainer(int ID, EntityPlayer player, World world, int x, int y, int z) {
+		return null;
+	}
+
+	@Override
+	public Object provideGUI(int ID, EntityPlayer player, World world, int x, int y, int z) {
+		return new GUIScreenSlicePrinter(x1, y1, z1, x2, y2, z2, whitelist);
+	}
+
+	@SuppressWarnings({ "unchecked", "rawtypes" })
+	@Override
+	public void addInformation(ItemStack stack, EntityPlayer player, List list, boolean bool) {
+		list.add("Use on a constructed PWR controller to generate construction diagrams");
+	}
+
+}

src/main/java/com/hbm/tileentity/machine/TileEntityPWRController.java

@@ -12,12 +12,13 @@ import com.hbm.inventory.container.ContainerPWR;
 import com.hbm.inventory.fluid.Fluids;
 import com.hbm.inventory.fluid.tank.FluidTank;
 import com.hbm.inventory.fluid.trait.FT_Heatable;
-import com.hbm.inventory.fluid.trait.FT_PWRModerator;
 import com.hbm.inventory.fluid.trait.FT_Heatable.HeatingStep;
 import com.hbm.inventory.fluid.trait.FT_Heatable.HeatingType;
+import com.hbm.inventory.fluid.trait.FT_PWRModerator;
 import com.hbm.inventory.gui.GUIPWR;
 import com.hbm.items.ModItems;
 import com.hbm.items.machine.ItemPWRFuel.EnumPWRFuel;
+import com.hbm.items.machine.ItemPWRPrinter;
 import com.hbm.main.MainRegistry;
 import com.hbm.sound.AudioWrapper;
 import com.hbm.tileentity.IGUIProvider;
@@ -375,8 +376,17 @@ public class TileEntityPWRController extends TileEntityMachineBase implements IG
 		return this.rodCount + (int) Math.ceil(this.heatsinkCount / 4D);
 	}
 
+	public boolean isPrinting;
+
 	@Override
 	public void serialize(ByteBuf buf) {
+		buf.writeBoolean(isPrinting);
+		if(isPrinting) {
+			ItemPWRPrinter.serialize(worldObj, buf);
+			isPrinting = false;
+			return;
+		}
+
 		super.serialize(buf);
 		buf.writeInt(this.rodCount);
 		buf.writeLong(this.coreHeat);
@@ -395,6 +405,14 @@ public class TileEntityPWRController extends TileEntityMachineBase implements IG
 
 	@Override
 	public void deserialize(ByteBuf buf) {
+		if(buf.readBoolean()) {
+			// piggybacking off of this packet so that we don't have to sync EVERY PWR
+			// block continuously to the client for one tiny screenshot tool
+
+			ItemPWRPrinter.deserialize(worldObj, buf);
+			return;
+		}
+
 		super.deserialize(buf);
 		this.rodCount = buf.readInt();
 		this.coreHeat = buf.readLong();

src/main/resources/assets/hbm/lang/en_US.lang

@@ -4013,6 +4013,7 @@ item.pwr_fuel_hot.men.name=Hot MEN PWR Fuel Rod
 item.pwr_fuel_hot.mep.name=Hot MEP PWR Fuel Rod
 item.pwr_fuel_hot.meu.name=Hot MEU PWR Fuel Rod
 item.pwr_fuel_hot.mox.name=Hot MOX PWR Fuel Rod
+item.pwr_printer.name=PWR Printer
 item.quartz_plutonium.name=Plutonic Quartz
 item.radar_linker.name=Radar Linker
 item.radaway.name=RadAway