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
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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; either version 2
* 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 GNU 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.
*
* $URL$
* $Id$
*
*/
// Game detection, general game parameters
#include "saga/saga.h"
#include "base/plugins.h"
#include "common/config-manager.h"
#include "common/advancedDetector.h"
#include "saga/displayinfo.h"
#include "saga/rscfile.h"
#include "saga/interface.h"
#include "saga/scene.h"
#include "saga/sagaresnames.h"
namespace Saga {
struct SAGAGameDescription {
Common::ADGameDescription desc;
int gameType;
int gameId;
uint32 features;
int startSceneNumber;
const GameResourceDescription *resourceDescription;
int fontsCount;
const GameFontDescription *fontDescriptions;
const GameSoundInfo *voiceInfo;
const GameSoundInfo *sfxInfo;
int patchesCount;
const GamePatchDescription *patchDescriptions;
};
const bool SagaEngine::isBigEndian() const { return (_gameDescription->features & GF_BIG_ENDIAN_DATA) != 0; }
const bool SagaEngine::isMacResources() const { return (getPlatform() == Common::kPlatformMacintosh); }
const GameResourceDescription *SagaEngine::getResourceDescription() { return _gameDescription->resourceDescription; }
const GameSoundInfo *SagaEngine::getVoiceInfo() const { return _gameDescription->voiceInfo; }
const GameSoundInfo *SagaEngine::getSfxInfo() const { return _gameDescription->sfxInfo; }
const GameSoundInfo *SagaEngine::getMusicInfo() const {
static GameSoundInfo musicInfo;
musicInfo.resourceType = kSoundPCM;
musicInfo.frequency = 11025;
musicInfo.sampleBits = 16;
// The digital music in the ITE Mac demo version is not stereo
musicInfo.stereo = _gameDescription->gameType == GID_ITE_MACDEMO2 ? false : true;
musicInfo.isBigEndian = false;
musicInfo.isSigned = true;
return &musicInfo;
}
const GameFontDescription *SagaEngine::getFontDescription(int index) {
assert(index < _gameDescription->fontsCount);
return &_gameDescription->fontDescriptions[index];
}
int SagaEngine::getFontsCount() const { return _gameDescription->fontsCount; }
int SagaEngine::getGameId() const { return _gameDescription->gameId; }
int SagaEngine::getGameType() const { return _gameDescription->gameType; }
uint32 SagaEngine::getFeatures() const {
uint32 result = _gameDescription->features;
if (_gf_wyrmkeep)
result |= GF_WYRMKEEP;
if (_gf_compressed_sounds)
result |= GF_COMPRESSED_SOUNDS;
return result;
}
Common::Language SagaEngine::getLanguage() const { return _gameDescription->desc.language; }
Common::Platform SagaEngine::getPlatform() const { return _gameDescription->desc.platform; }
int SagaEngine::getGameNumber() const { return _gameNumber; }
int SagaEngine::getStartSceneNumber() const { return _gameDescription->startSceneNumber; }
int SagaEngine::getPatchesCount() const { return _gameDescription->patchesCount; }
const GamePatchDescription *SagaEngine::getPatchDescriptions() const { return _gameDescription->patchDescriptions; }
const Common::ADGameFileDescription *SagaEngine::getFilesDescriptions() const { return _gameDescription->desc.filesDescriptions; }
}
static const PlainGameDescriptor sagaGames[] = {
{"saga", "SAGA Engine game"},
{"ite", "Inherit the Earth: Quest for the Orb"},
{"ihnm", "I Have No Mouth and I Must Scream"},
{0, 0}
};
static const Common::ADObsoleteGameID obsoleteGameIDsTable[] = {
{"ite", "saga", Common::kPlatformUnknown},
{"ihnm", "saga", Common::kPlatformUnknown},
{0, 0, Common::kPlatformUnknown}
};
#include "saga/detection_tables.h"
static const Common::ADParams detectionParams = {
// Pointer to ADGameDescription or its superset structure
(const byte *)Saga::gameDescriptions,
// Size of that superset structure
sizeof(Saga::SAGAGameDescription),
// Number of bytes to compute MD5 sum for
5000,
// List of all engine targets
sagaGames,
// Structure for autoupgrading obsolete targets
obsoleteGameIDsTable,
// Name of single gameid (optional)
"saga",
// List of files for file-based fallback detection (optional)
0,
// Fallback callback
0,
// Flags
Common::kADFlagAugmentPreferredTarget
};
class SagaMetaEngine : public Common::AdvancedMetaEngine {
public:
SagaMetaEngine() : Common::AdvancedMetaEngine(detectionParams) {}
virtual const char *getName() const {
return "Saga engine";
}
virtual const char *getCopyright() const {
return "Inherit the Earth (C) Wyrmkeep Entertainment";
}
virtual bool createInstance(OSystem *syst, Engine **engine, const Common::EncapsulatedADGameDesc &encapsulatedDesc) const;
};
bool SagaMetaEngine::createInstance(OSystem *syst, Engine **engine, const Common::EncapsulatedADGameDesc &encapsulatedDesc) const {
const Saga::SAGAGameDescription *gd = (const Saga::SAGAGameDescription *)(encapsulatedDesc.realDesc);
if (gd) {
*engine = new Saga::SagaEngine(syst, gd);
}
return gd != 0;
}
REGISTER_PLUGIN(SAGA, PLUGIN_TYPE_ENGINE, SagaMetaEngine);
namespace Saga {
bool SagaEngine::initGame() {
_displayClip.right = getDisplayInfo().logicalWidth;
_displayClip.bottom = getDisplayInfo().logicalHeight;
return _resource->createContexts();
}
const GameDisplayInfo &SagaEngine::getDisplayInfo() {
return _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
}
int SagaEngine::getDisplayWidth() const {
const GameDisplayInfo &di = _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
return di.logicalWidth;
}
int SagaEngine::getDisplayHeight() const {
const GameDisplayInfo &di = _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
return di.logicalHeight;
}
} // End of namespace Saga
|
