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/*
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 CAVEGEN_HEADER
#define CAVEGEN_HEADER
#define VMANIP_FLAG_CAVE VOXELFLAG_CHECKED1
#define MGV5_LAVA_DEPTH -256
#define MGV7_LAVA_DEPTH -256
class MapgenV5;
class MapgenV6;
class MapgenV7;
class CaveV5 {
public:
Mapgen *mg;
MMVManip *vm;
INodeDefManager *ndef;
NoiseParams *np_caveliquids;
s16 min_tunnel_diameter;
s16 max_tunnel_diameter;
u16 tunnel_routepoints;
int dswitchint;
int part_max_length_rs;
bool large_cave_is_flat;
bool flooded;
s16 max_stone_y;
v3s16 node_min;
v3s16 node_max;
v3f orp; // starting point, relative to caved space
v3s16 of; // absolute coordinates of caved space
v3s16 ar; // allowed route area
s16 rs; // tunnel radius size
v3f main_direction;
s16 route_y_min;
s16 route_y_max;
PseudoRandom *ps;
content_t c_water_source;
content_t c_lava_source;
content_t c_ice;
int water_level;
int ystride;
CaveV5() {}
CaveV5(Mapgen *mg, PseudoRandom *ps);
void makeCave(v3s16 nmin, v3s16 nmax, int max_stone_height);
void makeTunnel(bool dirswitch);
void carveRoute(v3f vec, float f, bool randomize_xz);
};
class CaveV6 {
public:
MapgenV6 *mg;
MMVManip *vm;
INodeDefManager *ndef;
s16 min_tunnel_diameter;
s16 max_tunnel_diameter;
u16 tunnel_routepoints;
int dswitchint;
int part_max_length_rs;
bool large_cave;
bool large_cave_is_flat;
bool flooded;
s16 max_stone_y;
v3s16 node_min;
v3s16 node_max;
v3f orp; // starting point, relative to caved space
v3s16 of; // absolute coordinates of caved space
v3s16 ar; // allowed route area
s16 rs; // tunnel radius size
v3f main_direction;
s16 route_y_min;
s16 route_y_max;
PseudoRandom *ps;
PseudoRandom *ps2;
content_t c_water_source;
content_t c_lava_source;
int water_level;
CaveV6() {}
CaveV6(MapgenV6 *mg, PseudoRandom *ps, PseudoRandom *ps2, bool large_cave);
void makeCave(v3s16 nmin, v3s16 nmax, int max_stone_height);
void makeTunnel(bool dirswitch);
void carveRoute(v3f vec, float f, bool randomize_xz, bool tunnel_above_ground);
};
class CaveV7 {
public:
MapgenV7 *mg;
MMVManip *vm;
INodeDefManager *ndef;
NoiseParams *np_caveliquids;
s16 min_tunnel_diameter;
s16 max_tunnel_diameter;
u16 tunnel_routepoints;
int dswitchint;
int part_max_length_rs;
bool large_cave_is_flat;
bool flooded;
s16 max_stone_y;
v3s16 node_min;
v3s16 node_max;
v3f orp; // starting point, relative to caved space
v3s16 of; // absolute coordinates of caved space
v3s16 ar; // allowed route area
s16 rs; // tunnel radius size
v3f main_direction;
s16 route_y_min;
s16 route_y_max;
PseudoRandom *ps;
content_t c_water_source;
content_t c_lava_source;
content_t c_ice;
int water_level;
CaveV7() {}
CaveV7(MapgenV7 *mg, PseudoRandom *ps);
void makeCave(v3s16 nmin, v3s16 nmax, int max_stone_height);
void makeTunnel(bool dirswitch);
void carveRoute(v3f vec, float f, bool randomize_xz);
};
#endif
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