minetest/src/mg_biome.h
2014-12-06 18:08:23 -05:00

87 lines
1.9 KiB
C++

/*
Minetest
Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 MG_BIOME_HEADER
#define MG_BIOME_HEADER
#include "mapgen.h"
#include "noise.h"
enum BiomeType
{
BIOME_TYPE_NORMAL,
BIOME_TYPE_LIQUID,
BIOME_TYPE_NETHER,
BIOME_TYPE_AETHER,
BIOME_TYPE_FLAT
};
extern NoiseParams nparams_biome_def_heat;
extern NoiseParams nparams_biome_def_humidity;
class Biome : public GenElement {
public:
u32 flags;
content_t c_top;
content_t c_filler;
content_t c_stone;
content_t c_water;
content_t c_dust;
content_t c_dust_water;
s16 depth_top;
s16 depth_filler;
s16 height_min;
s16 height_max;
float heat_point;
float humidity_point;
};
class BiomeManager : public GenElementManager {
public:
static const char *ELEMENT_TITLE;
static const size_t ELEMENT_LIMIT = 0x100;
NoiseParams *np_heat;
NoiseParams *np_humidity;
BiomeManager(IGameDef *gamedef);
~BiomeManager();
Biome *create(int btt)
{
return new Biome;
}
void clear();
void calcBiomes(s16 sx, s16 sy, float *heat_map, float *humidity_map,
s16 *height_map, u8 *biomeid_map);
Biome *getBiome(float heat, float humidity, s16 y);
private:
NodeResolver *m_resolver;
};
#endif