Merge pull request #2 from GTNewHorizons/gtnh

Gtnh

src/main/java/vazkii/botania/client/render/tile/RenderTileAltar.java

@@ -15,11 +15,13 @@ import java.awt.Color;
 import net.minecraft.block.Block;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.renderer.ItemRenderer;
+import net.minecraft.client.renderer.RenderBlocks;
 import net.minecraft.client.renderer.Tessellator;
 import net.minecraft.client.renderer.entity.RenderItem;
 import net.minecraft.client.renderer.texture.TextureMap;
 import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer;
 import net.minecraft.init.Blocks;
+import net.minecraft.item.ItemBlock;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.IIcon;
@@ -51,6 +53,7 @@ public class RenderTileAltar extends TileEntitySpecialRenderer {
 
 	ModelAltar model = new ModelAltar();
 	RenderItem renderItem = new RenderItem();
+	RenderBlocks renderBlocks = new RenderBlocks();
 	public static int forceMeta = -1;
 
 	@Override
@@ -84,6 +87,7 @@ public class RenderTileAltar extends TileEntitySpecialRenderer {
 					else break;
 
 				if(petals > 0) {
+					Minecraft minecraft = Minecraft.getMinecraft();
 					final float modifier = 6F;
 					final float rotationModifier = 0.25F;
 					final float radiusBase = 1.2F;
@@ -120,17 +124,26 @@ public class RenderTileAltar extends TileEntitySpecialRenderer {
 						GL11.glColor4f(1F, 1F, 1F, 1F);
 
 						ItemStack stack = altar.getStackInSlot(i);
-						Minecraft.getMinecraft().renderEngine.bindTexture(TextureMap.locationItemsTexture);
-						IIcon icon = stack.getItem().getIcon(stack, 0);
-						if(icon != null) {
-							Color color = new Color(stack.getItem().getColorFromItemStack(stack, 0));
-							GL11.glColor3ub((byte) color.getRed(), (byte) color.getGreen(), (byte) color.getBlue());
-							float f = icon.getMinU();
-							float f1 = icon.getMaxU();
-							float f2 = icon.getMinV();
-							float f3 = icon.getMaxV();
-							ItemRenderer.renderItemIn2D(Tessellator.instance, f1, f2, f, f3, icon.getIconWidth(), icon.getIconHeight(), 1F / 16F);
-							GL11.glColor3f(1F, 1F, 1F);
+						minecraft.renderEngine.bindTexture(stack.getItem() instanceof ItemBlock ? TextureMap.locationBlocksTexture : TextureMap.locationItemsTexture);
+
+						if(stack.getItem() instanceof ItemBlock && RenderBlocks.renderItemIn3d(Block.getBlockFromItem(stack.getItem()).getRenderType())) {
+							GL11.glScalef(0.5F, 0.5F, 0.5F);
+							GL11.glTranslatef(1F, 1.1F, 0F);
+							renderBlocks.renderBlockAsItem(Block.getBlockFromItem(stack.getItem()), stack.getItemDamage(), 1F);
+							GL11.glTranslatef(-1F, -1.1F, 0F);
+							GL11.glScalef(2F, 2F, 2F);
+						} else {
+							IIcon icon = stack.getItem().getIcon(stack, 0);
+							if (icon != null) {
+								Color color = new Color(stack.getItem().getColorFromItemStack(stack, 0));
+								GL11.glColor3ub((byte) color.getRed(), (byte) color.getGreen(), (byte) color.getBlue());
+								float f = icon.getMinU();
+								float f1 = icon.getMaxU();
+								float f2 = icon.getMinV();
+								float f3 = icon.getMaxV();
+								ItemRenderer.renderItemIn2D(Tessellator.instance, f1, f2, f, f3, icon.getIconWidth(), icon.getIconHeight(), 1F / 16F);
+								GL11.glColor3f(1F, 1F, 1F);
+							}
 						}
 
 						GL11.glPopMatrix();

src/main/java/vazkii/botania/common/CustomBotaniaAPI.java

@@ -0,0 +1,12 @@
+package vazkii.botania.common;
+
+import net.minecraft.item.Item;
+import vazkii.botania.api.recipe.IFlowerComponent;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+public class CustomBotaniaAPI {
+    public static Map<Item, IFlowerComponent> extraFlowerComponents = new HashMap<Item, IFlowerComponent>();
+}

src/main/java/vazkii/botania/common/block/tile/TileAltar.java

@@ -41,6 +41,7 @@ import vazkii.botania.api.recipe.RecipePetals;
 import vazkii.botania.client.core.handler.HUDHandler;
 import vazkii.botania.client.core.helper.RenderHelper;
 import vazkii.botania.common.Botania;
+import vazkii.botania.common.CustomBotaniaAPI;
 import vazkii.botania.common.lib.LibBlockNames;
 
 public class TileAltar extends TileSimpleInventory implements ISidedInventory, IPetalApothecary {
@@ -94,7 +95,7 @@ public class TileAltar extends TileSimpleInventory implements ISidedInventory, I
 
 		boolean didChange = false;
 
-		if(stack.getItem() instanceof IFlowerComponent && ((IFlowerComponent) stack.getItem()).canFit(stack, this)) {
+		if(canGoInAltar(stack, this)) {
 			if(getStackInSlot(getSizeInventory() - 1) != null)
 				return false;
 
@@ -145,6 +146,21 @@ public class TileAltar extends TileSimpleInventory implements ISidedInventory, I
 		return didChange;
 	}
 
+	private IFlowerComponent getFlowerComponent(ItemStack stack) {
+		IFlowerComponent component = CustomBotaniaAPI.extraFlowerComponents.get(stack.getItem());
+		if (component == null) {
+			if (stack.getItem() instanceof IFlowerComponent) {
+				component = (IFlowerComponent) stack.getItem();
+			}
+		}
+		return component;
+	}
+
+	private boolean canGoInAltar(ItemStack stack, TileAltar reference) {
+		IFlowerComponent component = getFlowerComponent(stack);
+		return component != null && component.canFit(stack, reference);
+	}
+
 	public void saveLastRecipe() {
 		lastRecipe = new ArrayList();
 		for(int i = 0; i < getSizeInventory(); i++) {
@@ -235,7 +251,7 @@ public class TileAltar extends TileSimpleInventory implements ISidedInventory, I
 				break;
 
 			if(Math.random() >= 0.97) {
-				Color color = new Color(((IFlowerComponent) stackAt.getItem()).getParticleColor(stackAt));
+				Color color = new Color(getFlowerComponent(stackAt).getParticleColor(stackAt));
 				float red = color.getRed() / 255F;
 				float green = color.getGreen() / 255F;
 				float blue = color.getBlue() / 255F;

src/main/java/vazkii/botania/common/core/handler/ConfigHandler.java

@@ -43,6 +43,8 @@ public final class ConfigHandler {
 
 	public static boolean useAdaptativeConfig = true;
 
+	public static boolean enableDefaultRecipes = false;
+
 	public static boolean useShaders = true;
 	public static boolean lexiconRotatingItems = true;
 	public static boolean lexiconJustifiedText = false;
@@ -92,7 +94,7 @@ public final class ConfigHandler {
 	public static int harvestLevelWeight = 2;
 	public static int harvestLevelBore = 3;
 
-	public static int flowerQuantity = 2;
+	public static int flowerQuantity = 0;
 	public static int flowerDensity = 2;
 	public static int flowerPatchSize = 6;
 	public static int flowerPatchChance = 16;
@@ -281,6 +283,9 @@ public final class ConfigHandler {
 		desc = "The quantity of Botania mushrooms to generate underground, in the world, defaults to 40, the lower the number the less patches generate.";
 		mushroomQuantity = loadPropInt("worldgen.mushroom.quantity", desc, mushroomQuantity);
 
+		desc = "Enables all built-in recipes. This can be false for expert modpacks that wish to supply their own.";
+		enableDefaultRecipes = loadPropBool("recipes.enabled", desc, enableDefaultRecipes);
+
 		potionIDSoulCross = loadPropPotionId(LibPotionNames.SOUL_CROSS, potionIDSoulCross);
 		potionIDFeatherfeet = loadPropPotionId(LibPotionNames.FEATHER_FEET, potionIDFeatherfeet);
 		potionIDEmptiness = loadPropPotionId(LibPotionNames.EMPTINESS, potionIDEmptiness);

src/main/java/vazkii/botania/common/core/proxy/CommonProxy.java

@@ -121,10 +121,10 @@ public class CommonProxy {
 
 		ChestGenHandler.init();
 
-		LexiconData.init();
-
 		if(Botania.gardenOfGlassLoaded)
 			new WorldTypeSkyblock();
+
+		LexiconData.preInit();
 	}
 
 	public void init(FMLInitializationEvent event) {
@@ -147,6 +147,8 @@ public class CommonProxy {
 
 		if(Botania.bcTriggersLoaded)
 			new StatementAPIPlugin();
+
+		LexiconData.init();
 	}
 
 	public void postInit(FMLPostInitializationEvent event) {

src/main/java/vazkii/botania/common/crafting/ModBrewRecipes.java

@@ -17,6 +17,7 @@ import net.minecraft.item.ItemStack;
 import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.api.recipe.RecipeBrew;
 import vazkii.botania.common.brew.ModBrews;
+import vazkii.botania.common.core.handler.ConfigHandler;
 import vazkii.botania.common.item.ModItems;
 
 public class ModBrewRecipes {
@@ -46,6 +47,8 @@ public class ModBrewRecipes {
 	public static RecipeBrew warpWardBrew;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		speedBrew = BotaniaAPI.registerBrewRecipe(ModBrews.speed, new ItemStack(Items.nether_wart), new ItemStack(Items.sugar), new ItemStack(Items.redstone));
 		strengthBrew = BotaniaAPI.registerBrewRecipe(ModBrews.strength, new ItemStack(Items.nether_wart), new ItemStack(Items.blaze_powder), new ItemStack(Items.glowstone_dust));
 		hasteBrew = BotaniaAPI.registerBrewRecipe(ModBrews.haste, new ItemStack(Items.nether_wart), new ItemStack(Items.sugar), new ItemStack(Items.gold_nugget));

src/main/java/vazkii/botania/common/crafting/ModCraftingRecipes.java

@@ -320,6 +320,8 @@ public final class ModCraftingRecipes {
 	public static IRecipe recipeEndPortal;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		int recipeListSize = CraftingManager.getInstance().getRecipeList().size();
 
 		// Lexicon Recipe

src/main/java/vazkii/botania/common/crafting/ModElvenTradeRecipes.java

@@ -9,6 +9,7 @@ import net.minecraft.item.ItemStack;
 import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.api.recipe.RecipeElvenTrade;
 import vazkii.botania.common.block.ModBlocks;
+import vazkii.botania.common.core.handler.ConfigHandler;
 import vazkii.botania.common.item.ModItems;
 import vazkii.botania.common.lib.LibOreDict;
 
@@ -22,6 +23,8 @@ public class ModElvenTradeRecipes {
 	public static RecipeElvenTrade alfglassRecipe;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		dreamwoodRecipe = BotaniaAPI.registerElvenTradeRecipe(new ItemStack(ModBlocks.dreamwood), LibOreDict.LIVING_WOOD);
 
 		elementiumRecipes = new ArrayList();

src/main/java/vazkii/botania/common/crafting/ModManaAlchemyRecipes.java

@@ -53,6 +53,8 @@ public final class ModManaAlchemyRecipes {
 	public static List<RecipeManaInfusion> flowersRecipes;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		leatherRecipe = BotaniaAPI.registerManaAlchemyRecipe(new ItemStack(Items.leather), new ItemStack(Items.rotten_flesh), 600);
 
 		woodRecipes = new ArrayList();

src/main/java/vazkii/botania/common/crafting/ModManaConjurationRecipes.java

@@ -19,6 +19,7 @@ import net.minecraft.init.Items;
 import net.minecraft.item.ItemStack;
 import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.api.recipe.RecipeManaInfusion;
+import vazkii.botania.common.core.handler.ConfigHandler;
 
 public class ModManaConjurationRecipes {
 
@@ -34,6 +35,8 @@ public class ModManaConjurationRecipes {
 	public static RecipeManaInfusion grassRecipe;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		redstoneRecipe = BotaniaAPI.registerManaConjurationRecipe(new ItemStack(Items.redstone, 2), new ItemStack(Items.redstone), 5000);
 		glowstoneRecipe = BotaniaAPI.registerManaConjurationRecipe(new ItemStack(Items.glowstone_dust, 2), new ItemStack(Items.glowstone_dust), 5000);
 		quartzRecipe = BotaniaAPI.registerManaConjurationRecipe(new ItemStack(Items.quartz, 2), new ItemStack(Items.quartz), 2500);

src/main/java/vazkii/botania/common/crafting/ModManaInfusionRecipes.java

@@ -21,6 +21,7 @@ import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.api.recipe.RecipeManaInfusion;
 import vazkii.botania.common.Botania;
 import vazkii.botania.common.block.ModBlocks;
+import vazkii.botania.common.core.handler.ConfigHandler;
 import vazkii.botania.common.item.ModItems;
 
 public final class ModManaInfusionRecipes {
@@ -43,6 +44,8 @@ public final class ModManaInfusionRecipes {
 	public static RecipeManaInfusion sugarCaneRecipe;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		manasteelRecipes = new ArrayList();
 		manasteelRecipes.add(BotaniaAPI.registerManaInfusionRecipe(new ItemStack(ModItems.manaResource, 1, 0), "ingotIron", 3000));
 		manasteelRecipes.add(BotaniaAPI.registerManaInfusionRecipe(new ItemStack(ModBlocks.storage, 1, 0), new ItemStack(Blocks.iron_block), 27000));

src/main/java/vazkii/botania/common/crafting/ModPetalRecipes.java

@@ -77,6 +77,8 @@ public final class ModPetalRecipes {
 	public static RecipePetals solegnoliaRecipe;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		pureDaisyRecipe = BotaniaAPI.registerPetalRecipe(ItemBlockSpecialFlower.ofType(LibBlockNames.SUBTILE_PUREDAISY), white, white, white, white);
 		manastarRecipe = BotaniaAPI.registerPetalRecipe(ItemBlockSpecialFlower.ofType(LibBlockNames.SUBTILE_MANASTAR), lightBlue, green, red, cyan);
 

src/main/java/vazkii/botania/common/crafting/ModPureDaisyRecipes.java

@@ -13,11 +13,14 @@ package vazkii.botania.common.crafting;
 import net.minecraft.init.Blocks;
 import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.common.block.ModBlocks;
+import vazkii.botania.common.core.handler.ConfigHandler;
 import vazkii.botania.common.lib.LibOreDict;
 
 public final class ModPureDaisyRecipes {
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		BotaniaAPI.registerPureDaisyRecipe("stone", ModBlocks.livingrock, 0);
 		BotaniaAPI.registerPureDaisyRecipe("logWood", ModBlocks.livingwood, 0);
 

src/main/java/vazkii/botania/common/crafting/ModRuneRecipes.java

@@ -19,6 +19,7 @@ import net.minecraft.init.Items;
 import net.minecraft.item.ItemStack;
 import vazkii.botania.api.BotaniaAPI;
 import vazkii.botania.api.recipe.RecipeRuneAltar;
+import vazkii.botania.common.core.handler.ConfigHandler;
 import vazkii.botania.common.crafting.recipe.HeadRecipe;
 import vazkii.botania.common.item.ModItems;
 import vazkii.botania.common.lib.LibOreDict;
@@ -45,6 +46,8 @@ public final class ModRuneRecipes {
 	public static RecipeRuneAltar recipeHead;
 
 	public static void init() {
+		if (!ConfigHandler.enableDefaultRecipes) return;
+
 		final int costTier1 = 5200;
 		final int costTier2 = 8000;
 		final int costTier3 = 12000;

src/main/java/vazkii/botania/common/lexicon/LexiconData.java

@@ -295,7 +295,7 @@ public final class LexiconData {
 	public static LexiconEntry bcIntegration;
 	public static LexiconEntry banners;
 
-	public static void init() {
+	public static void preInit() {
 		BotaniaAPI.addCategory(BotaniaAPI.categoryBasics = new BLexiconCategory(LibLexicon.CATEGORY_BASICS, 9));
 		BotaniaAPI.addCategory(BotaniaAPI.categoryMana = new BLexiconCategory(LibLexicon.CATEGORY_MANA, 5));
 		BotaniaAPI.addCategory(
@@ -308,7 +308,9 @@ public final class LexiconData {
 		BotaniaAPI.addCategory(BotaniaAPI.categoryEnder = new BLexiconCategory(LibLexicon.CATEGORY_ENDER, 5));
 		BotaniaAPI.addCategory(BotaniaAPI.categoryAlfhomancy = new BLexiconCategory(LibLexicon.CATEGORY_ALFHOMANCY, 5));
 		BotaniaAPI.addCategory(BotaniaAPI.categoryMisc = new BLexiconCategory(LibLexicon.CATEGORY_MISC, 0));
+	}
 
+	public static void init() {
 		LexiconCategory categoryBasics = BotaniaAPI.categoryBasics;
 		LexiconCategory categoryMana = BotaniaAPI.categoryMana;
 		LexiconCategory categoryGenerationFlowers = BotaniaAPI.categoryGenerationFlowers;
@@ -1162,8 +1164,11 @@ public final class LexiconData {
 			List<LexiconPage> pages = new ArrayList();
 			pages.add(new PageText("0"));
 			pages.add(new PageText("1"));
-			for (int i = 0; i < 32; i++)
-				pages.add(new PageCraftingRecipe("" + (i + 2), ModCraftingRecipes.recipesCosmeticItems.get(i)));
+			if (ModCraftingRecipes.recipesCosmeticItems != null) {
+				for (int i = 0; i < 32; i++) {
+					pages.add(new PageCraftingRecipe("" + (i + 2), ModCraftingRecipes.recipesCosmeticItems.get(i)));
+				}
+			}
 			cosmeticBaubles.setPriority().setLexiconPages(pages.toArray(new LexiconPage[pages.size()]));
 		}
 

src/main/java/vazkii/botania/common/lexicon/page/PageBrew.java

@@ -99,7 +99,9 @@ public class PageBrew extends PageRecipe implements ITwoNamedPage {
 	@Override
 	public List<ItemStack> getDisplayedRecipes() {
 		ArrayList<ItemStack> list = new ArrayList();
-		list.add(recipe.getOutput(new ItemStack(ModItems.vial)));
+		if (recipe != null) {
+			list.add(recipe.getOutput(new ItemStack(ModItems.vial)));
+		}
 		return list;
 	}
 

src/main/java/vazkii/botania/common/lexicon/page/PageCraftingRecipe.java

@@ -49,7 +49,7 @@ public class PageCraftingRecipe extends PageRecipe {
 
 	public PageCraftingRecipe(String unlocalizedName, List<IRecipe> recipes) {
 		super(unlocalizedName);
-		this.recipes = recipes;
+		this.recipes = filterRecipes(recipes);
 	}
 
 	public PageCraftingRecipe(String unlocalizedName, IRecipe recipe) {
@@ -59,7 +59,8 @@ public class PageCraftingRecipe extends PageRecipe {
 	@Override
 	public void onPageAdded(LexiconEntry entry, int index) {
 		for(IRecipe recipe : recipes)
-			LexiconRecipeMappings.map(recipe.getRecipeOutput(), entry, index);
+			if (recipe != null)
+				LexiconRecipeMappings.map(recipe.getRecipeOutput(), entry, index);
 	}
 
 	@Override
@@ -67,7 +68,9 @@ public class PageCraftingRecipe extends PageRecipe {
 	public void renderRecipe(IGuiLexiconEntry gui, int mx, int my) {
 		oreDictRecipe = shapelessRecipe = false;
 
+		if (recipes.size() == 0) return;
 		IRecipe recipe = recipes.get(recipeAt);
+
 		renderCraftingRecipe(gui, recipe);
 
 		TextureManager render = Minecraft.getMinecraft().renderEngine;

src/main/java/vazkii/botania/common/lexicon/page/PageElvenRecipe.java

@@ -35,7 +35,7 @@ public class PageElvenRecipe extends PageRecipe {
 
 	public PageElvenRecipe(String unlocalizedName, List<RecipeElvenTrade> recipes) {
 		super(unlocalizedName);
-		this.recipes = recipes;
+		this.recipes = filterRecipes(recipes);
 	}
 
 	public PageElvenRecipe(String unlocalizedName, RecipeElvenTrade recipe) {
@@ -45,13 +45,16 @@ public class PageElvenRecipe extends PageRecipe {
 	@Override
 	public void onPageAdded(LexiconEntry entry, int index) {
 		for(RecipeElvenTrade recipe : recipes)
-			LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
+			if (recipe != null)
+				LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
 	}
 
 	@Override
 	@SideOnly(Side.CLIENT)
 	public void renderRecipe(IGuiLexiconEntry gui, int mx, int my) {
+		if (recipes.size() == 0) return;
 		RecipeElvenTrade recipe = recipes.get(recipeAt);
+
 		TextureManager render = Minecraft.getMinecraft().renderEngine;
 		render.bindTexture(elvenTradeOverlay);
 		GL11.glEnable(GL11.GL_BLEND);

src/main/java/vazkii/botania/common/lexicon/page/PageManaInfusionRecipe.java

@@ -50,7 +50,7 @@ public class PageManaInfusionRecipe extends PageRecipe {
 
 	public PageManaInfusionRecipe(String unlocalizedName, List<RecipeManaInfusion> recipes) {
 		super(unlocalizedName);
-		this.recipes = recipes;
+		this.recipes = filterRecipes(recipes);
 	}
 
 	public PageManaInfusionRecipe(String unlocalizedName, RecipeManaInfusion recipe) {
@@ -60,13 +60,16 @@ public class PageManaInfusionRecipe extends PageRecipe {
 	@Override
 	public void onPageAdded(LexiconEntry entry, int index) {
 		for(RecipeManaInfusion recipe : recipes)
-			LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
+			if (recipe != null)
+				LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
 	}
 
 	@Override
 	@SideOnly(Side.CLIENT)
 	public void renderRecipe(IGuiLexiconEntry gui, int mx, int my) {
+		if (recipes.size() == 0) return;
 		RecipeManaInfusion recipe = recipes.get(recipeAt);
+
 		TextureManager render = Minecraft.getMinecraft().renderEngine;
 		FontRenderer font = Minecraft.getMinecraft().fontRenderer;
 

src/main/java/vazkii/botania/common/lexicon/page/PagePetalRecipe.java

@@ -43,10 +43,11 @@ public class PagePetalRecipe<T extends RecipePetals> extends PageRecipe {
 	List<T> recipes;
 	int ticksElapsed = 0;
 	int recipeAt = 0;
+	int oredictCounter = 0;
 
 	public PagePetalRecipe(String unlocalizedName, List<T> recipes) {
 		super(unlocalizedName);
-		this.recipes = recipes;
+		this.recipes = filterRecipes(recipes);
 	}
 
 	public PagePetalRecipe(String unlocalizedName, T recipe) {
@@ -56,13 +57,16 @@ public class PagePetalRecipe<T extends RecipePetals> extends PageRecipe {
 	@Override
 	public void onPageAdded(LexiconEntry entry, int index) {
 		for(T recipe : recipes)
-			LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
+			if (recipe != null)
+				LexiconRecipeMappings.map(recipe.getOutput(), entry, index);
 	}
 
 	@Override
 	@SideOnly(Side.CLIENT)
 	public void renderRecipe(IGuiLexiconEntry gui, int mx, int my) {
+		if (recipes.size() == 0) return;
 		T recipe = recipes.get(recipeAt);
+
 		TextureManager render = Minecraft.getMinecraft().renderEngine;
 
 		renderItemAtGridPos(gui, 3, 0, recipe.getOutput(), false);
@@ -74,8 +78,10 @@ public class PagePetalRecipe<T extends RecipePetals> extends PageRecipe {
 
 		for(Object obj : inputs) {
 			Object input = obj;
-			if(input instanceof String)
-				input = OreDictionary.getOres((String) input).get(0);
+			if(input instanceof String) {
+				List<ItemStack> ores = OreDictionary.getOres((String) input);
+				input = ores.get(oredictCounter % ores.size());
+			}
 
 			renderItemAtAngle(gui, currentDegree, (ItemStack) input);
 
@@ -124,8 +130,10 @@ public class PagePetalRecipe<T extends RecipePetals> extends PageRecipe {
 		if(ticksElapsed % 20 == 0) {
 			recipeAt++;
 
-			if(recipeAt == recipes.size())
+			if(recipeAt == recipes.size()) {
 				recipeAt = 0;
+				oredictCounter++;
+			}
 		}
 		++ticksElapsed;
 	}

src/main/java/vazkii/botania/common/lexicon/page/PageRecipe.java

@@ -181,4 +181,13 @@ public class PageRecipe extends LexiconPage {
 		GL11.glDisable(GL11.GL_LIGHTING);
 	}
 
+	public static <T> List<T> filterRecipes(List<T> list) {
+		if (list == null) return new ArrayList<T>();
+		ArrayList<T> filtered = new ArrayList<T>();
+		for (T entry: list) {
+			if (entry != null) filtered.add(entry);
+		}
+		return filtered;
+	}
+
 }