the whole game

src/world/item/crafting/ShapedRecipe.h

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+#ifndef NET_MINECRAFT_WORLD_ITEM_CRAFTING__ShapedRecipe_H__
+#define NET_MINECRAFT_WORLD_ITEM_CRAFTING__ShapedRecipe_H__
+
+//package net.minecraft.world.item.crafting;
+
+#include "../../inventory/CraftingContainer.h"
+#include "../ItemInstance.h"
+#include "Recipe.h"
+
+class ShapedRecipe: public Recipe
+{
+public:
+    ShapedRecipe(int width, int height, ItemInstance* recipeItems, const ItemInstance& result)
+	:	width(width),
+		height(height),
+		recipeItems(recipeItems),
+		resultId(result.id),
+		result(result)
+		//@todo: move slots to upper left
+	{
+		for (int i = 0; i < width * height; ++i)
+			if (!recipeItems[i].isNull())
+				myItems.add( ItemPack::getIdForItemInstance(&recipeItems[i]));
+    }
+
+	~ShapedRecipe() {
+		delete[] recipeItems;
+	}
+
+	int getMaxCraftCount(ItemPack& fromItems) {
+
+		int count = fromItems.getMaxMultipliesOf(myItems);
+		return count;
+
+
+		//return (int)(Mth::random() * Mth::random() * 5);
+	}
+
+    ItemInstance getResultItem() const {
+        return result;
+    }
+
+    bool matches(CraftingContainer* craftSlots) {
+        for (int xOffs = 0; xOffs <= (3 - width); xOffs++) {
+            for (int yOffs = 0; yOffs <= (3 - height); yOffs++) {
+                if (matches(craftSlots, xOffs, yOffs, true)) return true;
+                if (matches(craftSlots, xOffs, yOffs, false)) return true;
+            }
+        }
+        return false;
+    }
+
+	ItemInstance assemble(CraftingContainer* craftSlots) {
+		return ItemInstance(result.id, result.count, result.getAuxValue());
+	}
+
+	int size() {
+		return width * height;
+	}
+
+	virtual std::vector<ItemInstance> getItems() {
+		std::vector<ItemInstance> out;
+		return out;
+	}
+
+private:
+    bool matches(CraftingContainer* craftSlots, int xOffs, int yOffs, bool xFlip) {
+        for (int x = 0; x < 3; x++) {
+            for (int y = 0; y < 3; y++) {
+                int xs = x - xOffs;
+                int ys = y - yOffs;
+                ItemInstance expected;
+                if (xs >= 0 && ys >= 0 && xs < width && ys < height) {
+                    if (xFlip) expected = recipeItems[(width - xs - 1) + ys * width];
+                    else expected = recipeItems[xs + ys * width];
+                }
+                ItemInstance* item = craftSlots->getItem(x, y);
+                if (!item && expected.isNull())
+                    continue;
+                if ((item == NULL) ^ expected.isNull())
+                    return false;
+                if (expected.id != item->id)
+                    return false;
+                if (expected.getAuxValue() != Recipe::ANY_AUX_VALUE && expected.getAuxValue() != item->getAuxValue())
+                    return false;
+            }
+        }
+        return true;
+    }
+
+	int getCraftingSize() {
+		return (width <= 2 && height <= 2)? SIZE_2X2 : SIZE_3X3;
+	}
+
+
+public:
+	const int resultId;
+private:
+	int width, height;
+	ItemInstance* recipeItems;
+	ItemInstance result;
+	//ItemPack myItems;
+};
+
+#endif /*NET_MINECRAFT_WORLD_ITEM_CRAFTING__ShapedRecipe_H__*/