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
|
/* 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.
*
* $URL$
* $Id$
*
*/
#include "agi/agi.h"
#include "agi/opcodes.h"
namespace Agi {
int AgiEngine::v2IdGame() {
int ver;
ver = getVersion();
_game.ver = ver;
debugC(2, kDebugLevelMain, "game.ver = 0x%x", _game.ver);
agiSetRelease(ver);
return setupV2Game(ver, 0);
}
/*
* Currently, there is no known difference between v3.002.098 -> v3.002.149
* So version emulated;
*
* 0x0086,
* 0x0149
*/
int AgiEngine::v3IdGame() {
int ver;
ver = getVersion();
_game.ver = ver;
debugC(2, kDebugLevelMain, "game.ver = 0x%x", _game.ver);
agiSetRelease(ver);
return setupV3Game(ver, 0);
}
/**
*
*/
int AgiEngine::setupV2Game(int ver, uint32 crc) {
int ec = errOK;
if (ver == 0) {
report("Unknown v2 Sierra game: %08x\n\n", crc);
agiSetRelease(ver = 0x2917);
}
// Should this go above the previous lines, so we can force emulation versions
// even for AGDS games? -- dsymonds
if (getFeatures() & GF_AGDS)
agiSetRelease(ver = 0x2440); /* ALL AGDS games built for 2.440 */
report("Setting up for version 0x%04X\n", ver);
// 'quit' takes 0 args for 2.089
if (ver == 0x2089)
logicNamesCmd[0x86].numArgs = 0;
// 'print.at' and 'print.at.v' take 3 args before 2.272
// This is documented in the specs as only < 2.440, but it seems
// that KQ3 (2.272) needs a 'print.at' taking 4 args.
if (ver < 0x2272) {
logicNamesCmd[0x97].numArgs = 3;
logicNamesCmd[0x98].numArgs = 3;
}
return ec;
}
/**
*
*/
int AgiEngine::setupV3Game(int ver, uint32 crc) {
int ec = errOK;
if (ver == 0) {
report("Unknown v3 Sierra game: %08x\n\n", crc);
agiSetRelease(ver = 0x3149);
}
report("Setting up for version 0x%04X\n", ver);
// 'unknown176' takes 1 arg for 3.002.086, not 0 args.
// 'unknown173' also takes 1 arg for 3.002.068, not 0 args.
// Is this actually used anywhere? -- dsymonds
if (ver == 0x3086) {
logicNamesCmd[0xb0].numArgs = 1;
logicNamesCmd[0xad].numArgs = 1;
}
// FIXME: Apply this fix to other games also that use 2 arguments for command 182.
// 'adj.ego.move.to.x.y' (i.e. command 182) takes 2 arguments for at least the
// Amiga Gold Rush! (v2.05 1989-03-09) using Amiga AGI 2.316. Amiga's Gold Rush
// has been set to use AGI 3.149 in ScummVM so that's why this initialization is
// here and not in setupV2Game.
if (getGameID() == GID_GOLDRUSH && getPlatform() == Common::kPlatformAmiga)
logicNamesCmd[182].numArgs = 2;
return ec;
}
} // End of namespace Agi
|
