1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file ai_scanner.cpp allows scanning AI scripts */
#include "../stdafx.h"
#include "../debug.h"
#include "../fileio_func.h"
#include "../network/network.h"
#include "../core/random_func.hpp"
#include "../script/squirrel_class.hpp"
#include "ai_info.hpp"
#include "ai_scanner.hpp"
#include "../script/api/script_controller.hpp"
AIScannerInfo::AIScannerInfo() :
ScriptScanner(),
info_dummy(NULL)
{
}
void AIScannerInfo::Initialize(const char *name)
{
ScriptScanner::Initialize(name);
/* Create the dummy AI */
free(this->main_script);
this->main_script = strdup("%_dummy");
extern void Script_CreateDummyInfo(HSQUIRRELVM vm, const char *type, const char *dir);
Script_CreateDummyInfo(this->engine->GetVM(), "AI", "ai");
}
void AIScannerInfo::SetDummyAI(class AIInfo *info)
{
this->info_dummy = info;
}
AIScannerInfo::~AIScannerInfo()
{
delete this->info_dummy;
}
void AIScannerInfo::GetScriptName(ScriptInfo *info, char *name, int len)
{
snprintf(name, len, "%s", info->GetName());
}
void AIScannerInfo::RegisterAPI(class Squirrel *engine)
{
AIInfo::RegisterAPI(engine);
}
AIInfo *AIScannerInfo::SelectRandomAI() const
{
uint num_random_ais = 0;
for (ScriptInfoList::const_iterator it = this->info_single_list.begin(); it != this->info_single_list.end(); it++) {
AIInfo *i = static_cast<AIInfo *>((*it).second);
if (i->UseAsRandomAI()) num_random_ais++;
}
if (num_random_ais == 0) {
DEBUG(script, 0, "No suitable AI found, loading 'dummy' AI.");
return this->info_dummy;
}
/* Find a random AI */
uint pos;
if (_networking) {
pos = InteractiveRandomRange(num_random_ais);
} else {
pos = RandomRange(num_random_ais);
}
/* Find the Nth item from the array */
ScriptInfoList::const_iterator it = this->info_single_list.begin();
#define GetAIInfo(it) static_cast<AIInfo *>((*it).second)
while (!GetAIInfo(it)->UseAsRandomAI()) it++;
for (; pos > 0; pos--) {
it++;
while (!GetAIInfo(it)->UseAsRandomAI()) it++;
}
return GetAIInfo(it);
#undef GetAIInfo
}
AIInfo *AIScannerInfo::FindInfo(const char *nameParam, int versionParam, bool force_exact_match)
{
if (this->info_list.size() == 0) return NULL;
if (nameParam == NULL) return NULL;
char ai_name[1024];
ttd_strlcpy(ai_name, nameParam, sizeof(ai_name));
strtolower(ai_name);
AIInfo *info = NULL;
int version = -1;
if (versionParam == -1) {
/* We want to load the latest version of this AI; so find it */
if (this->info_single_list.find(ai_name) != this->info_single_list.end()) return static_cast<AIInfo *>(this->info_single_list[ai_name]);
/* If we didn't find a match AI, maybe the user included a version */
char *e = strrchr(ai_name, '.');
if (e == NULL) return NULL;
*e = '\0';
e++;
versionParam = atoi(e);
/* FALL THROUGH, like we were calling this function with a version. */
}
if (force_exact_match) {
/* Try to find a direct 'name.version' match */
char ai_name_tmp[1024];
snprintf(ai_name_tmp, sizeof(ai_name_tmp), "%s.%d", ai_name, versionParam);
strtolower(ai_name_tmp);
if (this->info_list.find(ai_name_tmp) != this->info_list.end()) return static_cast<AIInfo *>(this->info_list[ai_name_tmp]);
}
/* See if there is a compatible AI which goes by that name, with the highest
* version which allows loading the requested version */
ScriptInfoList::iterator it = this->info_list.begin();
for (; it != this->info_list.end(); it++) {
AIInfo *i = static_cast<AIInfo *>((*it).second);
if (strcasecmp(ai_name, i->GetName()) == 0 && i->CanLoadFromVersion(versionParam) && (version == -1 || i->GetVersion() > version)) {
version = (*it).second->GetVersion();
info = i;
}
}
return info;
}
void AIScannerLibrary::GetScriptName(ScriptInfo *info, char *name, int len)
{
AILibrary *library = static_cast<AILibrary *>(info);
snprintf(name, len, "%s.%s", library->GetCategory(), library->GetInstanceName());
}
void AIScannerLibrary::RegisterAPI(class Squirrel *engine)
{
AILibrary::RegisterAPI(engine);
}
AILibrary *AIScannerLibrary::FindLibrary(const char *library, int version)
{
/* Internally we store libraries as 'library.version' */
char library_name[1024];
snprintf(library_name, sizeof(library_name), "%s.%d", library, version);
strtolower(library_name);
/* Check if the library + version exists */
ScriptInfoList::iterator iter = this->info_list.find(library_name);
if (iter == this->info_list.end()) return NULL;
return static_cast<AILibrary *>((*iter).second);
}
|
