server/include/traits.h

#ifndef TRAITS_H__
#define TRAITS_H__

struct client_container;
struct client;
struct player;
struct object;
struct maptile;
struct mapspace;
struct archetype;
struct region;
struct party;
struct treasurelist;

// could have used templates, but a more traditional C api
// uses more explicit typing which is ok for this purpose.
enum data_type
{
  DT_END,     // no further arguments
  DT_AV,      // perl-only av that needs to be flattened out
  DT_INT,
  DT_INT64,
  DT_DOUBLE,
  DT_STRING,  // 0-terminated string
  DT_DATA,    // string + length
  DT_OBJECT,
  DT_MAP,
  DT_CLIENT,
  DT_PLAYER,
  DT_ARCH,
  DT_PARTY,
  DT_REGION,

  NUM_DATA_TYPES
};

template<typename T>
struct cftype { };

template<>
struct cftype<int> {
  static const data_type dt = DT_INT;
};

template<>
struct cftype<sint64> {
  static const data_type dt = DT_INT64;
};

template<>
struct cftype<double> {
  static const data_type dt = DT_DOUBLE;
};

template<>
struct cftype<const char *> {
  static const data_type dt = DT_STRING;
};

template<>
struct cftype<object> {
  static const data_type dt = DT_OBJECT;
};

template<>
struct cftype<client> {
  static const data_type dt = DT_CLIENT;
};

template<>
struct cftype<player> {
  static const data_type dt = DT_PLAYER;
};

template<>
struct cftype<maptile> {
  static const data_type dt = DT_MAP;
};

template<>
struct cftype<archetype> {
  static const data_type dt = DT_ARCH;
};

template<>
struct cftype<party> {
  static const data_type dt = DT_PARTY;
};

template<>
struct cftype<region> {
  static const data_type dt = DT_REGION;
};

template<>
struct cftype<treasurelist> {
  static const data_type dt = DT_REGION;
};

#endif

Revision:	1.9
Committed:	Thu Dec 21 01:33:50 2006 UTC (17 years, 5 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.8:	+1 -0 lines
Log Message:	- reduce map memory consumption by reserving space for only the 3 existing layers - factorise out some functions into mapspace and object
#	User	Rev	Content
1	root	1.1	#ifndef TRAITS_H__
2			#define TRAITS_H__
3
4	root	1.8	struct client_container;
5	root	1.6	struct client;
6	root	1.4	struct player;
7	root	1.1	struct object;
8	root	1.4	struct maptile;
9	root	1.9	struct mapspace;
10	root	1.3	struct archetype;
11	root	1.1	struct region;
12			struct party;
13	root	1.4	struct treasurelist;
14	root	1.1
15			// could have used templates, but a more traditional C api
16			// uses more explicit typing which is ok for this purpose.
17			enum data_type
18			{
19			DT_END, // no further arguments
20			DT_AV, // perl-only av that needs to be flattened out
21			DT_INT,
22			DT_INT64,
23			DT_DOUBLE,
24			DT_STRING, // 0-terminated string
25			DT_DATA, // string + length
26			DT_OBJECT,
27			DT_MAP,
28	root	1.7	DT_CLIENT,
29	root	1.1	DT_PLAYER,
30			DT_ARCH,
31			DT_PARTY,
32			DT_REGION,
33
34			NUM_DATA_TYPES
35			};
36
37			template<typename T>
38			struct cftype { };
39
40			template<>
41			struct cftype<int> {
42	root	1.4	static const data_type dt = DT_INT;
43	root	1.1	};
44
45			template<>
46			struct cftype<sint64> {
47	root	1.4	static const data_type dt = DT_INT64;
48	root	1.1	};
49
50			template<>
51			struct cftype<double> {
52	root	1.4	static const data_type dt = DT_DOUBLE;
53	root	1.1	};
54
55			template<>
56			struct cftype<const char *> {
57	root	1.4	static const data_type dt = DT_STRING;
58	root	1.1	};
59
60			template<>
61			struct cftype<object> {
62	root	1.4	static const data_type dt = DT_OBJECT;
63	root	1.1	};
64
65			template<>
66	root	1.6	struct cftype<client> {
67	root	1.7	static const data_type dt = DT_CLIENT;
68	root	1.5	};
69
70			template<>
71	root	1.4	struct cftype<player> {
72			static const data_type dt = DT_PLAYER;
73	root	1.1	};
74
75			template<>
76	root	1.4	struct cftype<maptile> {
77			static const data_type dt = DT_MAP;
78	root	1.1	};
79
80			template<>
81	root	1.3	struct cftype<archetype> {
82	root	1.4	static const data_type dt = DT_ARCH;
83	root	1.1	};
84
85			template<>
86			struct cftype<party> {
87	root	1.4	static const data_type dt = DT_PARTY;
88	root	1.1	};
89
90			template<>
91			struct cftype<region> {
92	root	1.4	static const data_type dt = DT_REGION;
93	root	1.2	};
94
95			template<>
96	root	1.4	struct cftype<treasurelist> {
97			static const data_type dt = DT_REGION;
98	root	1.1	};
99
100			#endif
101