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/*
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MAPGEN_HEADER
#define MAPGEN_HEADER
#include "common_irrlicht.h"
#include "utility.h" // UniqueQueue
struct BlockMakeData;
class MapBlock;
class ManualMapVoxelManipulator;
class INodeDefManager;
namespace mapgen
{
// Finds precise ground level at any position
s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision);
// Find out if block is completely underground
bool block_is_underground(u64 seed, v3s16 blockpos);
// Get a pseudorandom seed for a position on the map
u32 get_blockseed(u64 seed, v3s16 p);
// Main map generation routine
void make_block(BlockMakeData *data);
// Add a tree
void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
bool is_apple_tree, INodeDefManager *ndef);
/*
These are used by FarMesh
*/
bool get_have_sand(u64 seed, v2s16 p2d);
double tree_amount_2d(u64 seed, v2s16 p);
struct BlockMakeData
{
bool no_op;
ManualMapVoxelManipulator *vmanip; // Destructor deletes
u64 seed;
v3s16 blockpos_min;
v3s16 blockpos_max;
v3s16 blockpos_requested;
UniqueQueue<v3s16> transforming_liquid;
INodeDefManager *nodedef;
BlockMakeData();
~BlockMakeData();
};
}; // namespace mapgen
#endif
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