actually working rocket artillery

src/main/java/com/hbm/entity/projectile/EntityArtilleryRocket.java

@@ -6,6 +6,8 @@ import java.util.List;
 import com.hbm.entity.logic.IChunkLoader;
 import com.hbm.entity.projectile.rocketbehavior.IRocketSteeringBehavior;
 import com.hbm.entity.projectile.rocketbehavior.IRocketTargetingBehavior;
+import com.hbm.entity.projectile.rocketbehavior.RocketSteeringBallisticArc;
+import com.hbm.entity.projectile.rocketbehavior.RocketTargetingPredictive;
 import com.hbm.items.weapon.ItemAmmoHIMARS;
 import com.hbm.items.weapon.ItemAmmoHIMARS.HIMARSRocket;
 import com.hbm.main.MainRegistry;
@@ -14,6 +16,7 @@ import api.hbm.entity.IRadarDetectable;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.entity.Entity;
+import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.MovingObjectPosition;
 import net.minecraft.util.Vec3;
 import net.minecraft.world.ChunkCoordIntPair;
@@ -27,15 +30,18 @@ public class EntityArtilleryRocket extends EntityThrowableInterp implements IChu
 	private Ticket loaderTicket;
 	
 	//TODO: find satisfying solution for when an entity is unloaded and reloaded, possibly a custom entity lookup using persistent UUIDs
-	private Entity targetEntity = null;
-	private Vec3 lastTargetPos;
+	public Entity targetEntity = null;
+	public Vec3 lastTargetPos;
 	
-	private IRocketTargetingBehavior targeting;
-	private IRocketSteeringBehavior steering;
+	public IRocketTargetingBehavior targeting;
+	public IRocketSteeringBehavior steering;
 	
 	public EntityArtilleryRocket(World world) {
 		super(world);
 		this.ignoreFrustumCheck = true;
+
+		this.targeting = new RocketTargetingPredictive();
+		this.steering = new RocketSteeringBallisticArc();
 	}
 
 	@Override
@@ -84,8 +90,16 @@ public class EntityArtilleryRocket extends EntityThrowableInterp implements IChu
 		
 		if(!worldObj.isRemote) {
 			
-			if(this.targetEntity != null) this.targeting.recalculateTargetPosition(this, this.targetEntity);
-			this.steering.adjustCourse(this);
+			if(this.targetEntity == null) {
+				Vec3 delta = Vec3.createVectorHelper(this.lastTargetPos.xCoord - this.posX, this.lastTargetPos.yCoord - this.posY, this.lastTargetPos.zCoord - this.posZ);
+				if(delta.lengthVector() <= 15D) {
+					this.targeting = null;
+					this.steering = null;
+				}
+			}
+			
+			if(this.targeting != null && this.targetEntity != null) this.targeting.recalculateTargetPosition(this, this.targetEntity);
+			if(this.steering != null) this.steering.adjustCourse(this, 25D, 15D);
 			
 			loadNeighboringChunks((int)Math.floor(posX / 16D), (int)Math.floor(posZ / 16D));
 			this.getType().onUpdate(this);
@@ -120,8 +134,17 @@ public class EntityArtilleryRocket extends EntityThrowableInterp implements IChu
 			clearChunkLoader();
 
 			loadedChunks.clear();
-			loadedChunks.add(new ChunkCoordIntPair(newChunkX, newChunkZ));
-			loadedChunks.add(new ChunkCoordIntPair(newChunkX + (int) Math.ceil((this.posX + this.motionX) / 16D), newChunkZ + (int) Math.ceil((this.posZ + this.motionZ) / 16D)));
+
+			int minX = Math.min(newChunkX, newChunkX + (int) Math.ceil((this.posX + this.motionX) / 16D));
+			int maxX = Math.max(newChunkX, newChunkX + (int) Math.ceil((this.posX + this.motionX) / 16D));
+			int minZ = Math.min(newChunkX, newChunkX + (int) Math.ceil((this.posX + this.motionX) / 16D));
+			int maxZ = Math.max(newChunkZ, newChunkZ + (int) Math.ceil((this.posZ + this.motionZ) / 16D));
+
+			for(int x = minX; x <= maxX; x++) {
+				for(int z = minZ; z <= maxZ; z++) {
+					loadedChunks.add(new ChunkCoordIntPair(x, z));
+				}
+			}
 
 			for(ChunkCoordIntPair chunk : loadedChunks) {
 				ForgeChunkManager.forceChunk(loaderTicket, chunk);
@@ -142,6 +165,32 @@ public class EntityArtilleryRocket extends EntityThrowableInterp implements IChu
 		}
 	}
 
+	@Override
+	public void writeEntityToNBT(NBTTagCompound nbt) {
+		super.writeEntityToNBT(nbt);
+		
+		nbt.setDouble("targetX", this.lastTargetPos.xCoord);
+		nbt.setDouble("targetY", this.lastTargetPos.yCoord);
+		nbt.setDouble("targetZ", this.lastTargetPos.zCoord);
+	}
+
+	@Override
+	public void readEntityFromNBT(NBTTagCompound nbt) {
+		super.readEntityFromNBT(nbt);
+
+		this.lastTargetPos = Vec3.createVectorHelper(nbt.getDouble("targetX"), nbt.getDouble("targetY"), nbt.getDouble("targetZ"));
+	}
+
+	@Override
+	protected float getAirDrag() {
+		return 1.0F;
+	}
+
+	@Override
+	public double getGravityVelocity() {
+		return this.steering != null ? 0D : 0.01D;
+	}
+
 	@Override
 	public RadarTargetType getTargetType() {
 		return RadarTargetType.ARTILLERY;

src/main/java/com/hbm/entity/projectile/EntityThrowableNT.java

@@ -226,8 +226,8 @@ public abstract class EntityThrowableNT extends Entity implements IProjectile {
 				this.prevRotationYaw += 360.0F;
 			}
 	
-			this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
-			this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
+			//this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
+			//this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
 			float drag = this.getAirDrag();
 			double gravity = this.getGravityVelocity();
 	

src/main/java/com/hbm/entity/projectile/rocketbehavior/IRocketSteeringBehavior.java

@@ -5,5 +5,5 @@ import com.hbm.entity.projectile.EntityArtilleryRocket;
 public interface IRocketSteeringBehavior {
 	
 	/** Modifies the motion to steer towards the set target. */
-	public void adjustCourse(EntityArtilleryRocket rocket);
+	public void adjustCourse(EntityArtilleryRocket rocket, double speed, double turnSpeed);
 }

src/main/java/com/hbm/entity/projectile/rocketbehavior/RocketSteeringBallisticArc.java

@@ -2,10 +2,86 @@ package com.hbm.entity.projectile.rocketbehavior;
 
 import com.hbm.entity.projectile.EntityArtilleryRocket;
 
+import net.minecraft.util.Vec3;
+
 public class RocketSteeringBallisticArc implements IRocketSteeringBehavior {
 
 	@Override
-	public void adjustCourse(EntityArtilleryRocket rocket) {
-		//TBI
+	public void adjustCourse(EntityArtilleryRocket rocket, double speed, double maxTurn) {
+		
+		double turnSpeed = 45;
+		
+		Vec3 direction = Vec3.createVectorHelper(rocket.motionX, rocket.motionY, rocket.motionZ).normalize();
+		double horizontalMomentum = Math.sqrt(rocket.motionX * rocket.motionX + rocket.motionZ * rocket.motionZ);
+		Vec3 targetPos = rocket.getLastTarget();
+		double deltaX = targetPos.xCoord - rocket.posX;
+		double deltaZ = targetPos.zCoord - rocket.posZ;
+		double horizontalDelta = Math.sqrt(deltaX * deltaX + deltaZ * deltaZ);
+		double stepsRequired = horizontalDelta / horizontalMomentum;
+		Vec3 target = Vec3.createVectorHelper(targetPos.xCoord - rocket.posX, targetPos.yCoord - rocket.posY, targetPos.zCoord - rocket.posZ).normalize();
+		
+		/* the entity's angles lack precision and i lack the nerve to figure out how they're oriented */
+		double rocketYaw = yaw(direction);
+		double rocketPitch = pitch(direction);
+		double targetYaw = yaw(target);
+		double targetPitch = pitch(target);
+		
+		boolean debug = false;
+
+		if(debug) {
+			System.out.println("=== INITIAL ===");
+			System.out.println("Rocket Yaw: " + rocketYaw);
+			System.out.println("Rocket Pitch: " + rocketPitch);
+			System.out.println("Target Yaw: " + targetYaw);
+			System.out.println("Target Pitch: " + targetPitch);
+		}
+		
+		turnSpeed = Math.min(maxTurn, turnSpeed / stepsRequired);
+		
+		/* ...and then we just cheat */
+		if(stepsRequired <= 1) {
+			turnSpeed = 180D;
+		}
+		
+		/*if(stepsRequired > 1) {
+			targetPitch = rocketPitch + ((targetPitch - rocketPitch) / stepsRequired);
+		}*/
+
+		if(debug) {
+			System.out.println("=== ADJUSTED ===");
+			System.out.println("Target Pitch: " + targetPitch);
+		}
+
+		/* shortest delta of α < 180° */
+		double deltaYaw = ((targetYaw - rocketYaw) + 180D) % 360D - 180D;
+		double deltaPitch = ((targetPitch - rocketPitch) + 180D) % 360D - 180D;
+
+		double turnYaw = Math.min(Math.abs(deltaYaw), turnSpeed) * Math.signum(deltaYaw);
+		double turnPitch = Math.min(Math.abs(deltaPitch), turnSpeed) * Math.signum(deltaPitch);
+
+		if(debug) {
+			System.out.println("=== RESULTS ===");
+			System.out.println("Delta Yaw: " + deltaYaw);
+			System.out.println("Delta Pitch: " + deltaPitch);
+			System.out.println("Turn Yaw: " + turnYaw);
+			System.out.println("Turn Pitch: " + turnPitch);
+		}
+		
+		Vec3 velocity = Vec3.createVectorHelper(speed, 0, 0);
+		velocity.rotateAroundZ((float) -Math.toRadians(rocketPitch + turnPitch));
+		velocity.rotateAroundY((float) Math.toRadians(rocketYaw + turnYaw + 90));
+		
+		rocket.motionX = velocity.xCoord;
+		rocket.motionY = velocity.yCoord;
+		rocket.motionZ = velocity.zCoord;
+	}
+	
+	private static double yaw(Vec3 vec) {
+		boolean pos = vec.zCoord >= 0;
+		return Math.toDegrees(Math.atan(vec.xCoord / vec.zCoord)) + (pos ? 180 : 0);
+	}
+	
+	private static double pitch(Vec3 vec) {
+		return Math.toDegrees(Math.atan(vec.yCoord / Math.sqrt(vec.xCoord * vec.xCoord + vec.zCoord * vec.zCoord)));
 	}
 }

src/main/java/com/hbm/entity/projectile/rocketbehavior/RocketTargetingPredictive.java

@@ -3,6 +3,7 @@ package com.hbm.entity.projectile.rocketbehavior;
 import com.hbm.entity.projectile.EntityArtilleryRocket;
 
 import net.minecraft.entity.Entity;
+import net.minecraft.util.Vec3;
 
 /**
  * Basic implementation of predictive targeting.
@@ -23,6 +24,10 @@ public class RocketTargetingPredictive implements IRocketTargetingBehavior {
 	@Override
 	public void recalculateTargetPosition(EntityArtilleryRocket rocket, Entity target) {
 
+		Vec3 speed = Vec3.createVectorHelper(rocket.motionX, rocket.motionY, rocket.motionZ);
+		Vec3 delta = Vec3.createVectorHelper(target.posX - rocket.posX, target.posY - rocket.posY, target.posZ - rocket.posZ);
+		double eta = delta.lengthVector() - speed.lengthVector();
+		
 		/* initialize with the values we already know */
 		double motionX = target.motionX;
 		double motionY = target.motionY;
@@ -40,11 +45,16 @@ public class RocketTargetingPredictive implements IRocketTargetingBehavior {
 		targetMotion[19][0] = target.motionX;
 		targetMotion[19][1] = target.motionY;
 		targetMotion[19][2] = target.motionZ;
+		
+		if(eta <= 1) {
+			rocket.setTarget(target.posX, target.posY - target.yOffset + target.height * 0.5D, target.posZ);
+			return;
+		}
 
 		/* generate averages and predict a new position */
-		double predX = target.posX + (motionX / 20D);
-		double predY = target.posY - target.yOffset + target.height * 0.5D + (motionY / 20D);
-		double predZ = target.posZ + (motionZ / 20D);
+		double predX = target.posX + (motionX / 20D) * eta;
+		double predY = target.posY - target.yOffset + target.height * 0.5D + (motionY / 20D) * eta;
+		double predZ = target.posZ + (motionZ / 20D) * eta;
 		
 		rocket.setTarget(predX, predY, predZ);
 	}

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

@@ -1,8 +1,13 @@
 package com.hbm.inventory.gui;
 
 import com.hbm.lib.RefStrings;
+import com.hbm.packet.AuxButtonPacket;
+import com.hbm.packet.PacketDispatcher;
 import com.hbm.tileentity.turret.TileEntityTurretBaseNT;
+import com.hbm.tileentity.turret.TileEntityTurretHIMARS;
+import com.hbm.util.I18nUtil;
 
+import net.minecraft.client.audio.PositionedSoundRecord;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.util.ResourceLocation;
 
@@ -14,6 +19,35 @@ public class GUITurretHIMARS extends GUITurretBase {
 		super(invPlayer, tedf);
 	}
 	
+	@Override
+	public void drawScreen(int mouseX, int mouseY, float f) {
+		super.drawScreen(mouseX, mouseY, f);
+		
+		TileEntityTurretHIMARS arty = (TileEntityTurretHIMARS) turret;
+		String mode = arty.mode == arty.MODE_AUTO ? "artillery" : "manual";
+		this.drawCustomInfoStat(mouseX, mouseY, guiLeft + 151, guiTop + 16, 18, 18, mouseX, mouseY, I18nUtil.resolveKeyArray("turret.arty." + mode));
+	}
+
+	@Override
+	protected void mouseClicked(int x, int y, int i) {
+		super.mouseClicked(x, y, i);
+
+		if(guiLeft + 151 <= x && guiLeft + 151 + 18 > x && guiTop + 16 < y && guiTop + 16 + 18 >= y) {
+
+			mc.getSoundHandler().playSound(PositionedSoundRecord.func_147674_a(new ResourceLocation("gui.button.press"), 1.0F));
+			PacketDispatcher.wrapper.sendToServer(new AuxButtonPacket(turret.xCoord, turret.yCoord, turret.zCoord, 0, 5));
+			return;
+		}
+	}
+	
+	@Override
+	protected void drawGuiContainerBackgroundLayer(float p_146976_1_, int mX, int mY) {
+		super.drawGuiContainerBackgroundLayer(p_146976_1_, mX, mY);
+		
+		short mode = ((TileEntityTurretHIMARS)turret).mode;
+		if(mode == TileEntityTurretHIMARS.MODE_MANUAL) drawTexturedModalRect(guiLeft + 151, guiTop + 16, 210, 0, 18, 18);
+	}
+
 	@Override
 	protected ResourceLocation getTexture() {
 		return texture;

src/main/java/com/hbm/items/tool/ItemDesignatorArtyRange.java

@@ -2,10 +2,9 @@ package com.hbm.items.tool;
 
 import java.util.List;
 
-import com.hbm.blocks.ModBlocks;
-import com.hbm.blocks.turret.TurretArty;
+import com.hbm.blocks.BlockDummyable;
 import com.hbm.lib.Library;
-import com.hbm.tileentity.turret.TileEntityTurretArty;
+import com.hbm.tileentity.turret.TileEntityTurretBaseArtillery;
 
 import net.minecraft.block.Block;
 import net.minecraft.entity.player.EntityPlayer;
@@ -38,15 +37,15 @@ public class ItemDesignatorArtyRange extends Item {
 		
 		Block b = world.getBlock(x, y, z);
 		
-		if(b == ModBlocks.turret_arty) {
-			int pos[] = ((TurretArty) b).findCore(world, x, y, z);
+		if(b instanceof BlockDummyable) {
+			int pos[] = ((BlockDummyable) b).findCore(world, x, y, z);
 			
 			if(pos == null)
 				return false;
 			
 			TileEntity te = world.getTileEntity(pos[0], pos[1], pos[2]);
 			
-			if(te instanceof TileEntityTurretArty) {
+			if(te instanceof TileEntityTurretBaseArtillery) {
 				
 				if(world.isRemote)
 					return true;
@@ -79,12 +78,10 @@ public class ItemDesignatorArtyRange extends Item {
 		if(!world.isRemote) {
 			TileEntity te = world.getTileEntity(stack.stackTagCompound.getInteger("x"), stack.stackTagCompound.getInteger("y"), stack.stackTagCompound.getInteger("z"));
 			
-			if(te instanceof TileEntityTurretArty) {
-				TileEntityTurretArty arty = (TileEntityTurretArty) te;
-				if(arty.mode == arty.MODE_MANUAL) {
-					arty.enqueueTarget(x + 0.5, y + 0.5, z + 0.5);
-					world.playSoundAtEntity(player, "hbm:item.techBoop", 1.0F, 1.0F);
-				}
+			if(te instanceof TileEntityTurretBaseArtillery) {
+				TileEntityTurretBaseArtillery arty = (TileEntityTurretBaseArtillery) te;
+				arty.enqueueTarget(x + 0.5, y + 0.5, z + 0.5);
+				world.playSoundAtEntity(player, "hbm:item.techBoop", 1.0F, 1.0F);
 			}
 		}
 		

src/main/java/com/hbm/items/weapon/ItemAmmoHIMARS.java

@@ -42,14 +42,21 @@ public class ItemAmmoHIMARS extends Item {
 		list.add(new ItemStack(item, 1, LARGE));
 	}
 	
+	@Override
+	public String getUnlocalizedName(ItemStack stack) {
+		return "item.ammo_himars_" + itemTypes[Math.abs(stack.getItemDamage()) % itemTypes.length].name;
+	}
+	
 	public abstract class HIMARSRocket {
 		
+		public final String name;
 		public final ResourceLocation texture;
 		public final int amount;
 		public final int modelType; /* 0 = sixfold/standard ; 1 = single */
 		
-		public HIMARSRocket(String name, int type, int amount) {
-			this.texture = new ResourceLocation(RefStrings.MODID + ":textures/models/projectiles/" + name + ".png");
+		public HIMARSRocket(String name, String texture, int type, int amount) {
+			this.name = name;
+			this.texture = new ResourceLocation(RefStrings.MODID + ":textures/models/projectiles/" + texture + ".png");
 			this.amount = amount;
 			this.modelType = type;
 		}
@@ -75,7 +82,7 @@ public class ItemAmmoHIMARS extends Item {
 	
 	private void init() {
 		/* STANDARD ROCKETS */
-		this.itemTypes[SMALL] = new HIMARSRocket("himars_standard", 0, 6) { public void onImpact(EntityArtilleryRocket rocket, MovingObjectPosition mop) { standardExplosion(rocket, mop, 25F, 3F, true); }};
-		this.itemTypes[LARGE] = new HIMARSRocket("himars_single", 1, 1) { public void onImpact(EntityArtilleryRocket rocket, MovingObjectPosition mop) { standardExplosion(rocket, mop, 50F, 5F, true); }};
+		this.itemTypes[SMALL] = new HIMARSRocket("standard", "himars_standard", 0, 6) { public void onImpact(EntityArtilleryRocket rocket, MovingObjectPosition mop) { standardExplosion(rocket, mop, 25F, 3F, true); }};
+		this.itemTypes[LARGE] = new HIMARSRocket("single", "himars_single", 1, 1) { public void onImpact(EntityArtilleryRocket rocket, MovingObjectPosition mop) { standardExplosion(rocket, mop, 50F, 5F, true); }};
 	}
 }

src/main/java/com/hbm/render/entity/projectile/RenderArtilleryRocket.java

@@ -2,7 +2,9 @@ package com.hbm.render.entity.projectile;
 
 import org.lwjgl.opengl.GL11;
 
+import com.hbm.entity.projectile.EntityArtilleryRocket;
 import com.hbm.items.weapon.ItemAmmoHIMARS;
+import com.hbm.items.weapon.ItemAmmoHIMARS.HIMARSRocket;
 import com.hbm.main.ResourceManager;
 
 import net.minecraft.client.renderer.entity.Render;
@@ -12,20 +14,25 @@ import net.minecraft.util.ResourceLocation;
 public class RenderArtilleryRocket extends Render {
 
 	@Override
-	public void doRender(Entity shell, double x, double y, double z, float f0, float f1) {
+	public void doRender(Entity entity, double x, double y, double z, float f0, float f1) {
 		
 		GL11.glPushMatrix();
 		GL11.glTranslated(x, y, z);
-		GL11.glRotatef(shell.prevRotationYaw + (shell.rotationYaw - shell.prevRotationYaw) * f1 - 90.0F, 0.0F, 1.0F, 0.0F);
-		GL11.glRotatef(shell.prevRotationPitch + (shell.rotationPitch - shell.prevRotationPitch) * f1 - 90, 0.0F, 0.0F, 1.0F);
+		GL11.glRotatef(entity.prevRotationYaw + (entity.rotationYaw - entity.prevRotationYaw) * f1 - 90.0F, 0.0F, 1.0F, 0.0F);
+		GL11.glRotatef(entity.prevRotationPitch + (entity.rotationPitch - entity.prevRotationPitch) * f1 - 90, 0.0F, 0.0F, 1.0F);
+		GL11.glRotated(90, 0, 1, 0);
+		GL11.glRotated(90, 1, 0, 0);
 		
-		this.bindEntityTexture(shell);
+		this.bindEntityTexture(entity);
 		
 		boolean fog = GL11.glIsEnabled(GL11.GL_FOG);
 		
 		if(fog) GL11.glDisable(GL11.GL_FOG);
 		GL11.glShadeModel(GL11.GL_SMOOTH);
-		ResourceManager.turret_himars.renderPart("RocketStandard");
+		EntityArtilleryRocket rocket = (EntityArtilleryRocket) entity;
+		HIMARSRocket type = rocket.getType();
+		if(type.modelType == 0) ResourceManager.turret_himars.renderPart("RocketStandard");
+		if(type.modelType == 1) ResourceManager.turret_himars.renderPart("RocketSingle");
 		GL11.glShadeModel(GL11.GL_FLAT);
 		if(fog) GL11.glEnable(GL11.GL_FOG);
 		
@@ -34,6 +41,7 @@ public class RenderArtilleryRocket extends Render {
 
 	@Override
 	protected ResourceLocation getEntityTexture(Entity entity) {
-		return ItemAmmoHIMARS.itemTypes[0].texture;
+		EntityArtilleryRocket rocket = (EntityArtilleryRocket) entity;
+		return ItemAmmoHIMARS.itemTypes[rocket.getDataWatcher().getWatchableObjectInt(10)].texture;
 	}
 }

src/main/java/com/hbm/render/item/ItemRenderLibrary.java

@@ -1360,10 +1360,12 @@ public class ItemRenderLibrary {
 		
 		renderers.put(ModItems.ammo_himars, new ItemRenderBase( ) {
 			public void renderInventory() {
-				GL11.glTranslated(0, 2.5, 0);
+				GL11.glTranslated(0, -2.5, 0);
 				GL11.glScaled(4, 4, 4);
+				GL11.glRotated(System.currentTimeMillis() % 3600 / 10D, 0, 1, 0);
 			}
 			public void renderCommonWithStack(ItemStack item) {
+				GL11.glTranslated(0, 1.5, 0);
 				GL11.glRotated(-45, 0, 1, 0);
 				GL11.glRotated(90, 1, 0, 0);
 				HIMARSRocket type = ItemAmmoHIMARS.itemTypes[item.getItemDamage()];

src/main/java/com/hbm/render/tileentity/RenderTurretHIMARS.java

@@ -3,6 +3,8 @@ package com.hbm.render.tileentity;
 import org.lwjgl.opengl.GL11;
 
 import com.hbm.blocks.ModBlocks;
+import com.hbm.items.weapon.ItemAmmoHIMARS;
+import com.hbm.items.weapon.ItemAmmoHIMARS.HIMARSRocket;
 import com.hbm.main.ResourceManager;
 import com.hbm.render.item.ItemRenderBase;
 import com.hbm.tileentity.turret.TileEntityTurretHIMARS;
@@ -41,12 +43,33 @@ public class RenderTurretHIMARS extends TileEntitySpecialRenderer implements IIt
 		GL11.glRotated(pitch, 1, 0, 0);
 		GL11.glTranslated(0, -2.25, -2);
 		ResourceManager.turret_himars.renderPart("Launcher");
+		
+		double barrel = turret.lastCrane + (turret.crane - turret.lastCrane) * interp;
+		double length = -5D;
+		GL11.glTranslated(0, 0, barrel * length);
 		ResourceManager.turret_himars.renderPart("Crane");
-		bindTexture(ResourceManager.himars_standard_tex);
-		ResourceManager.turret_himars.renderPart("TubeStandard");
-		/*ResourceManager.turret_himars.renderPart("CapStandard1");
-		ResourceManager.turret_himars.renderPart("CapStandard2");
-		ResourceManager.turret_himars.renderPart("CapStandard4");*/
+		
+		if(turret.typeLoaded >= 0) {
+			HIMARSRocket type = ItemAmmoHIMARS.itemTypes[turret.typeLoaded];
+			
+			if(type.modelType == 0) {
+			bindTexture(ResourceManager.himars_standard_tex);
+				ResourceManager.turret_himars.renderPart("TubeStandard");
+				
+				for(int i = 0; i < turret.ammo; i++) {
+					ResourceManager.turret_himars.renderPart("CapStandard" + (5 - i + 1));
+				}
+			}
+			
+			if(type.modelType == 1) {
+			bindTexture(ResourceManager.himars_single_tex);
+				ResourceManager.turret_himars.renderPart("TubeSingle");
+				
+				if(turret.hasAmmo()) {
+					ResourceManager.turret_himars.renderPart("CapSingle");
+				}
+			}
+		}
 
 		GL11.glShadeModel(GL11.GL_FLAT);
 		GL11.glPopMatrix();
@@ -67,6 +90,7 @@ public class RenderTurretHIMARS extends TileEntitySpecialRenderer implements IIt
 			public void renderCommonWithStack(ItemStack item) {
 				GL11.glRotatef(-90, 0F, 1F, 0F);
 				GL11.glScaled(0.5, 0.5, 0.5);
+				GL11.glShadeModel(GL11.GL_SMOOTH);
 				bindTexture(ResourceManager.turret_arty_tex);
 				ResourceManager.turret_arty.renderPart("Base");
 				bindTexture(ResourceManager.turret_himars_tex);
@@ -75,6 +99,7 @@ public class RenderTurretHIMARS extends TileEntitySpecialRenderer implements IIt
 				ResourceManager.turret_himars.renderPart("Crane");
 				bindTexture(ResourceManager.himars_standard_tex);
 				ResourceManager.turret_himars.renderPart("TubeStandard");
+				GL11.glShadeModel(GL11.GL_FLAT);
 			}};
 	}
 }

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

@@ -356,6 +356,12 @@ public class TileEntityCrucible extends TileEntityMachineBase implements IGUIPro
 			//if no recipe is loaded, everything will land in the waste stack
 			int recipeInputRequired = recipe != null ? getQuantaFromType(recipe.input, mat.material) : 0;
 			
+			//this allows pouring the ouput material back into the crucible
+			if(recipe != null && getQuantaFromType(recipe.output, mat.material) > 0) {
+				recipeAmount += mat.amount;
+				continue;
+			}
+			
 			if(recipeInputRequired == 0) {
 				//if this type isn't required by the recipe, add it to the waste stack
 				wasteAmount += mat.amount;

src/main/java/com/hbm/tileentity/turret/TileEntityTurretHIMARS.java

@@ -3,9 +3,12 @@ package com.hbm.tileentity.turret;
 import java.util.ArrayList;
 import java.util.List;
 
+import com.hbm.entity.projectile.EntityArtilleryRocket;
 import com.hbm.inventory.container.ContainerTurretBase;
 import com.hbm.inventory.gui.GUITurretHIMARS;
 import com.hbm.items.ModItems;
+import com.hbm.items.weapon.ItemAmmoHIMARS;
+import com.hbm.items.weapon.ItemAmmoHIMARS.HIMARSRocket;
 import com.hbm.lib.Library;
 import com.hbm.main.MainRegistry;
 import com.hbm.tileentity.IGUIProvider;
@@ -17,15 +20,21 @@ import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.inventory.Container;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.MathHelper;
 import net.minecraft.util.Vec3;
 import net.minecraft.world.World;
 
 public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implements IGUIProvider {
 	
 	public short mode = 0;
-	public static final short MODE_AUOT = 0;
+	public static final short MODE_AUTO = 0;
 	public static final short MODE_MANUAL = 1;
 	
+	public int typeLoaded = -1;
+	public int ammo = 0;
+	public float crane;
+	public float lastCrane;
+	
 	@Override
 	@SideOnly(Side.CLIENT)
 	public List<ItemStack> getAmmoTypesForDisplay() {
@@ -36,7 +45,7 @@ public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implem
 		ammoStacks = new ArrayList();
 
 		List list = new ArrayList();
-		ModItems.ammo_arty.getSubItems(ModItems.ammo_arty, MainRegistry.weaponTab, list);
+		ModItems.ammo_himars.getSubItems(ModItems.ammo_himars, MainRegistry.weaponTab, list);
 		this.ammoStacks.addAll(list);
 		
 		return ammoStacks;
@@ -109,9 +118,24 @@ public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implem
 		this.turnTowardsAngle(targetPitch, targetYaw);
 	}
 	
+	public int getSpareRocket() {
+		
+		for(int i = 1; i < 10; i++) {
+			if(slots[i] != null) {
+				if(slots[i].getItem() == ModItems.ammo_himars) {
+					return slots[i].getItemDamage();
+				}
+			}
+		}
+		
+		return -1;
+	}
+	
 	@Override
 	public void updateEntity() {
 		
+		this.lastCrane = this.crane;
+		
 		if(this.mode == this.MODE_MANUAL) {
 			if(!this.targetQueue.isEmpty()) {
 				this.tPos = this.targetQueue.get(0);
@@ -156,8 +180,39 @@ public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implem
 		
 		if(isOn() && hasPower()) {
 			
-			if(tPos != null)
-				this.alignTurret();
+			if(!this.hasAmmo() || this.crane > 0) {
+				
+				this.turnTowardsAngle(0, this.rotationYaw);
+				
+				if(this.aligned) {
+					
+					if(this.hasAmmo()) {
+						this.crane -= 0.0125F;
+					} else {
+						this.crane += 0.0125F;
+						
+						if(this.crane >= 1F && !worldObj.isRemote) {
+							int available = this.getSpareRocket();
+							
+							if(available != -1) {
+								HIMARSRocket type = ItemAmmoHIMARS.itemTypes[available];
+								this.typeLoaded = available;
+								this.ammo = type.amount;
+								this.conusmeAmmo(ModItems.ammo_himars);
+							}
+						}
+					}
+				}
+				
+				this.crane = MathHelper.clamp_float(this.crane, 0F, 1F);
+				
+			} else {
+				
+				if(tPos != null) {
+					this.alignTurret();
+				}
+			}
+			
 		} else {
 
 			this.target = null;
@@ -187,7 +242,7 @@ public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implem
 				searchTimer = 0;
 			}
 			
-			if(this.aligned) {
+			if(this.aligned && crane <= 0) {
 				this.updateFiringTick();
 			}
 			
@@ -213,9 +268,70 @@ public class TileEntityTurretHIMARS extends TileEntityTurretBaseArtillery implem
 		}
 	}
 
+	@Override
+	protected NBTTagCompound writePacket() {
+		NBTTagCompound data = super.writePacket();
+		data.setShort("mode", this.mode);
+		data.setInteger("type", this.typeLoaded);
+		data.setInteger("ammo", this.ammo);
+		return data;
+	}
+
+	@Override
+	public void networkUnpack(NBTTagCompound nbt) {
+		super.networkUnpack(nbt);
+		this.mode = nbt.getShort("mode");
+		this.typeLoaded = nbt.getShort("type");
+		this.ammo = nbt.getInteger("ammo");
+	}
+	
+	public boolean hasAmmo() {
+		return this.typeLoaded >= 0 && this.ammo > 0;
+	}
+
+	int timer;
+	
 	@Override
 	public void updateFiringTick() {
-		// *chirp* *chirp* *chirp*
+		
+		timer++;
+		
+		int delay = 40;
+		
+		if(timer % delay == 0) {
+			
+			if(this.hasAmmo() && this.tPos != null) {
+				this.spawnShell(this.typeLoaded);
+				this.ammo--;
+				this.worldObj.playSoundEffect(xCoord, yCoord, zCoord, "hbm:turret.jeremy_fire", 25.0F, 1.0F);
+			}
+			
+			if(this.mode == this.MODE_MANUAL && !this.targetQueue.isEmpty()) {
+				this.targetQueue.remove(0);
+				this.tPos = null;
+			}
+		}
+	}
+
+	public void spawnShell(int type) {
+		
+		Vec3 pos = this.getTurretPos();
+		Vec3 vec = Vec3.createVectorHelper(this.getBarrelLength(), 0, 0);
+		vec.rotateAroundZ((float) -this.rotationPitch);
+		vec.rotateAroundY((float) -(this.rotationYaw + Math.PI * 0.5));
+		
+		EntityArtilleryRocket proj = new EntityArtilleryRocket(worldObj);
+		proj.setPositionAndRotation(pos.xCoord + vec.xCoord, pos.yCoord + vec.yCoord, pos.zCoord + vec.zCoord, 0.0F, 0.0F);
+		proj.setThrowableHeading(vec.xCoord, vec.yCoord, vec.zCoord, 25F, 0.0F);
+		
+		if(this.target != null)
+			proj.setTarget(this.target);
+		else
+			proj.setTarget(tPos.xCoord, tPos.yCoord, tPos.zCoord);
+		
+		proj.setType(type);
+		
+		worldObj.spawnEntityInWorld(proj);
 	}
 
 	@Override