treegen.h

Go to the documentation of this file.

// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>,
// Copyright (C) 2012-2018 RealBadAngel, Maciej Kasatkin
// Copyright (C) 2015-2018 paramat
 
#pragma once
 
#include <string>
#include "irr_v3d.h"
#include "nodedef.h"
#include "mapnode.h"
 
class MMVManip;
class NodeDefManager;
class ServerMap;
 
namespace treegen {
 
        enum error {
                SUCCESS,
                UNBALANCED_BRACKETS
        };
 
        struct TreeDef : public NodeResolver {
                TreeDef() :
                        // Initialize param1 and param2
                        trunknode(CONTENT_IGNORE),
                        leavesnode(CONTENT_IGNORE),
                        leaves2node(CONTENT_IGNORE),
                        fruitnode(CONTENT_IGNORE)
                {}
                virtual void resolveNodeNames();
 
                std::string initial_axiom;
                std::string rules_a;
                std::string rules_b;
                std::string rules_c;
                std::string rules_d;
 
                MapNode trunknode;
                MapNode leavesnode;
                MapNode leaves2node;
 
                int leaves2_chance;
                int angle;
                int iterations;
                int iterations_random_level;
                std::string trunk_type;
                bool thin_branches;
                MapNode fruitnode;
                int fruit_chance;
                s32 seed;
                bool explicit_seed;
        };
 
        // Add default tree
        void make_tree(MMVManip &vmanip, v3s16 p0,
                bool is_apple_tree, const NodeDefManager *ndef, s32 seed);
        // Add jungle tree
        void make_jungletree(MMVManip &vmanip, v3s16 p0,
                const NodeDefManager *ndef, s32 seed);
        // Add pine tree
        void make_pine_tree(MMVManip &vmanip, v3s16 p0,
                const NodeDefManager *ndef, s32 seed);
 
        // Spawn L-Systems tree on VManip
        treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, const TreeDef &def);
        // Helper to spawn it directly on map
        treegen::error spawn_ltree(ServerMap *map, v3s16 p0, const TreeDef &def);
}; // namespace treegen