server/include/rmg.h

/*
 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
 * 
 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
 * Copyright (©) 1992 Frank Tore Johansen
 * 
 * Deliantra is free software: you can redistribute it and/or modify it under
 * the terms of the Affero GNU General Public License as published by the
 * Free Software Foundation, either version 3 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 Affero GNU General Public License
 * and the GNU General Public License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 * 
 * The authors can be reached via e-mail to <support@deliantra.net>
 */

#ifndef RMG_H
#define RMG_H

#include "util.h"
#include "layout.h"

struct random_map_params : zero_initialised
{
  char wall_name[512];
 
  int xsize, ysize;
  int expand2x;
  int layoutoptions1;
  int layoutoptions2;
  int layoutoptions3;
  int difficulty;
  int difficulty_given;
  float difficulty_increase;

  int dungeon_level;
  int dungeon_depth;

  uint32_t random_seed;
  uint64_t total_map_hp;

  HV *hv;

  shstr_tmp as_shstr () const;

  // fetch something from the options hash
  SV               *get_sv  (const char *option) const;
  const_utf8_string get_str (const char *option, const_utf8_string fallback = "") const;
  IV                get_iv  (const char *option, IV                fallback =  0) const;
  UV                get_uv  (const char *option, UV                fallback =  0) const;
  NV                get_nv  (const char *option, NV                fallback =  0) const;

  void set (const char *option, SV               *value) const;
  void set (const char *option, const_utf8_string value) const;
  void set (const char *option, IV                value) const;
  void set (const char *option, UV                value) const;
  void set (const char *option, NV                value) const;

  void set (const char *option, int value) const { set (option, (IV)value); }

  // "private", adjusted sizes
  int Xsize;
  int Ysize;

  int map_layout_style;
  int symmetry_used;

  random_map_params ();
  random_map_params (random_map_params *RP);
  random_map_params (HV *hv);
  ~random_map_params ();
};

enum {
  LAYOUT_NONE,
  LAYOUT_ONION,
  LAYOUT_MAZE,
  LAYOUT_SPIRAL,
  LAYOUT_ROGUELIKE,
  LAYOUT_SNAKE,
  LAYOUT_SQUARE_SPIRAL,
  LAYOUT_CAVE,
  LAYOUT_CASTLE,
  LAYOUT_MULTIPLE,
  NROFLAYOUTS,
};

/*
 * Move these defines out of room_gen_onion.c to here, as
 * other files (like square_spiral) also uses them.

options:
0       Pick random options below
1       "centered"
2       linear doors (default is nonlinear)
4       bottom "centered"
8  bottom-right centered
16      irregularly/randomly spaced layers (default: regular)
32      outer wall off:  i.e., no outer wall.

*/

enum {
  RMOPT_RANDOM     =   0,
  RMOPT_CENTERED   =   1,
  RMOPT_LINEAR     =   2,
  RMOPT_BOTTOM_C   =   4,
  RMOPT_BOTTOM_R   =   8,
  RMOPT_IRR_SPACE  =  16,
  RMOPT_WALL_OFF   =  32,
  RMOPT_WALLS_ONLY =  64,
  RMOPT_NO_DOORS   = 256, /* Place walls insead of doors.  Produces broken map. */  
};

/* symmetry definitions--used in this file AND in treasure.c:
the numerical values matter so don't change them. */
enum {
  SYMMETRY_RANDOM,
  SYMMETRY_NONE,
  SYMMETRY_X,
  SYMMETRY_Y,
  SYMMETRY_XY,
};

// 12 has been experimentally :( determined ot be a lot more stable
// than 11 or 10, leading to the assumption that something inherently
// needs a minimum size of at least 12
#define MIN_RANDOM_MAP_SIZE 12

// we often use signed chars for coordinates (and U8 for distances)
#define MAX_RANDOM_MAP_SIZE 120

// utility functions, to use rmg_rndm instead of rndm.
static inline int
rmg_find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
{
  swap (rmg_rndm, rndm);
  int i = find_free_spot (ob, m, x, y, start, stop);
  swap (rmg_rndm, rndm);
  return i;
}

#endif

Revision:	1.1
Committed:	Sun Aug 22 20:23:06 2010 UTC (13 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Log Message:	rproto.h => include and random_map.h => include/rmg.h
#	User	Rev	Content
1	root	1.1	/*
2			* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3			*
4			* Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5			* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6			* Copyright (©) 1992 Frank Tore Johansen
7			*
8			* Deliantra is free software: you can redistribute it and/or modify it under
9			* the terms of the Affero GNU General Public License as published by the
10			* Free Software Foundation, either version 3 of the License, or (at your
11			* option) any later version.
12			*
13			* This program is distributed in the hope that it will be useful,
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			* GNU General Public License for more details.
17			*
18			* You should have received a copy of the Affero GNU General Public License
19			* and the GNU General Public License along with this program. If not, see
20			* <http://www.gnu.org/licenses/>.
21			*
22			* The authors can be reached via e-mail to <support@deliantra.net>
23			*/
24
25			#ifndef RMG_H
26			#define RMG_H
27
28			#include "util.h"
29			#include "layout.h"
30
31			struct random_map_params : zero_initialised
32			{
33			char wall_name[512];
34
35			int xsize, ysize;
36			int expand2x;
37			int layoutoptions1;
38			int layoutoptions2;
39			int layoutoptions3;
40			int difficulty;
41			int difficulty_given;
42			float difficulty_increase;
43
44			int dungeon_level;
45			int dungeon_depth;
46
47			uint32_t random_seed;
48			uint64_t total_map_hp;
49
50			HV *hv;
51
52			shstr_tmp as_shstr () const;
53
54			// fetch something from the options hash
55			SV get_sv (const char option) const;
56			const_utf8_string get_str (const char *option, const_utf8_string fallback = "") const;
57			IV get_iv (const char *option, IV fallback = 0) const;
58			UV get_uv (const char *option, UV fallback = 0) const;
59			NV get_nv (const char *option, NV fallback = 0) const;
60
61			void set (const char option, SV value) const;
62			void set (const char *option, const_utf8_string value) const;
63			void set (const char *option, IV value) const;
64			void set (const char *option, UV value) const;
65			void set (const char *option, NV value) const;
66
67			void set (const char *option, int value) const { set (option, (IV)value); }
68
69			// "private", adjusted sizes
70			int Xsize;
71			int Ysize;
72
73			int map_layout_style;
74			int symmetry_used;
75
76			random_map_params ();
77			random_map_params (random_map_params *RP);
78			random_map_params (HV *hv);
79			~random_map_params ();
80			};
81
82			enum {
83			LAYOUT_NONE,
84			LAYOUT_ONION,
85			LAYOUT_MAZE,
86			LAYOUT_SPIRAL,
87			LAYOUT_ROGUELIKE,
88			LAYOUT_SNAKE,
89			LAYOUT_SQUARE_SPIRAL,
90			LAYOUT_CAVE,
91			LAYOUT_CASTLE,
92			LAYOUT_MULTIPLE,
93			NROFLAYOUTS,
94			};
95
96			/*
97			* Move these defines out of room_gen_onion.c to here, as
98			* other files (like square_spiral) also uses them.
99
100			options:
101			0 Pick random options below
102			1 "centered"
103			2 linear doors (default is nonlinear)
104			4 bottom "centered"
105			8 bottom-right centered
106			16 irregularly/randomly spaced layers (default: regular)
107			32 outer wall off: i.e., no outer wall.
108
109			*/
110
111			enum {
112			RMOPT_RANDOM = 0,
113			RMOPT_CENTERED = 1,
114			RMOPT_LINEAR = 2,
115			RMOPT_BOTTOM_C = 4,
116			RMOPT_BOTTOM_R = 8,
117			RMOPT_IRR_SPACE = 16,
118			RMOPT_WALL_OFF = 32,
119			RMOPT_WALLS_ONLY = 64,
120			RMOPT_NO_DOORS = 256, /* Place walls insead of doors. Produces broken map. */
121			};
122
123			/* symmetry definitions--used in this file AND in treasure.c:
124			the numerical values matter so don't change them. */
125			enum {
126			SYMMETRY_RANDOM,
127			SYMMETRY_NONE,
128			SYMMETRY_X,
129			SYMMETRY_Y,
130			SYMMETRY_XY,
131			};
132
133			// 12 has been experimentally :( determined ot be a lot more stable
134			// than 11 or 10, leading to the assumption that something inherently
135			// needs a minimum size of at least 12
136			#define MIN_RANDOM_MAP_SIZE 12
137
138			// we often use signed chars for coordinates (and U8 for distances)
139			#define MAX_RANDOM_MAP_SIZE 120
140
141			// utility functions, to use rmg_rndm instead of rndm.
142			static inline int
143			rmg_find_free_spot (const object ob, maptile m, int x, int y, int start, int stop)
144			{
145			swap (rmg_rndm, rndm);
146			int i = find_free_spot (ob, m, x, y, start, stop);
147			swap (rmg_rndm, rndm);
148			return i;
149			}
150
151			#endif
152