Add minetest.get_craft_recipe()

[oweals/minetest.git] / src / craftdef.h

diff --git a/src/craftdef.h b/src/craftdef.h
index 107b4cf987f9a3f91af825ef02e044ea5a7517cf..a2258c6e84b9a65d9ef7e6b8516043bc6e72eab0 100644 (file)
--- a/src/craftdef.h
+++ b/src/craftdef.h
@@ -130,6 +130,8 @@ public:
        // Returns the output structure, meaning depends on crafting method
        // The implementation can assume that check(input) returns true
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const=0;
+       // the inverse of the above
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const=0;
        // Decreases count of every input item
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const=0;
 
@@ -164,6 +166,7 @@ public:
        virtual std::string getName() const;
        virtual bool check(const CraftInput &input, IGameDef *gamedef) const;
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const;
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const;
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const;
 
        virtual std::string dump() const;
@@ -205,6 +208,7 @@ public:
        virtual std::string getName() const;
        virtual bool check(const CraftInput &input, IGameDef *gamedef) const;
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const;
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const;
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const;
 
        virtual std::string dump() const;
@@ -242,6 +246,7 @@ public:
        virtual std::string getName() const;
        virtual bool check(const CraftInput &input, IGameDef *gamedef) const;
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const;
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const;
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const;
 
        virtual std::string dump() const;
@@ -281,6 +286,7 @@ public:
        virtual std::string getName() const;
        virtual bool check(const CraftInput &input, IGameDef *gamedef) const;
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const;
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const;
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const;
 
        virtual std::string dump() const;
@@ -320,6 +326,7 @@ public:
        virtual std::string getName() const;
        virtual bool check(const CraftInput &input, IGameDef *gamedef) const;
        virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const;
+       virtual CraftInput getInput(const CraftOutput &output, IGameDef *gamedef) const;
        virtual void decrementInput(CraftInput &input, IGameDef *gamedef) const;
 
        virtual std::string dump() const;
@@ -349,6 +356,8 @@ public:
        // The main crafting function
        virtual bool getCraftResult(CraftInput &input, CraftOutput &output,
                        bool decrementInput, IGameDef *gamedef) const=0;
+       virtual bool getCraftRecipe(CraftInput &input, CraftOutput &output,
+                       IGameDef *gamedef) const=0;
        
        // Print crafting recipes for debugging
        virtual std::string dump() const=0;
@@ -365,6 +374,8 @@ public:
        // The main crafting function
        virtual bool getCraftResult(CraftInput &input, CraftOutput &output,
                        bool decrementInput, IGameDef *gamedef) const=0;
+       virtual bool getCraftRecipe(CraftInput &input, CraftOutput &output,
+                       IGameDef *gamedef) const=0;
 
        // Print crafting recipes for debugging
        virtual std::string dump() const=0;