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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
|
/* Copyright (C) 1994-2004 Revolution Software Ltd
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#include "common/stdafx.h"
#include "sword2/sword2.h"
#include "sword2/defs.h"
#include "sword2/interpreter.h"
namespace Sword2 {
uint32 Logic::countEvents(void) {
uint32 count = 0;
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id)
count++;
}
return count;
}
void Logic::sendEvent(uint32 id, uint32 interact_id) {
int i;
for (i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id)
break;
if (!_eventList[i].id)
break;
}
assert(i < MAX_events);
// found that slot
// id of person to stop
_eventList[i].id = id;
// full script id
_eventList[i].interact_id = interact_id;
}
void Logic::setPlayerActionEvent(uint32 id, uint32 interact_id) {
// Full script id of action script number 2
sendEvent(id, (interact_id << 16) | 2);
}
bool Logic::checkEventWaiting(void) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == ID)
return true;
}
return false;
}
void Logic::startEvent(void) {
// call this from stuff like fnWalk
// you must follow with a return IR_TERMINATE
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == ID) {
// run 3rd script of target object on level 1
logicOne(_eventList[i].interact_id);
// clear the slot
_eventList[i].id = 0;
return;
}
}
// oh dear - stop the system
error("Start_event can't find event for id %d", ID);
}
void Logic::clearEvent(uint32 id) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id) {
// clear the slot
_eventList[i].id = 0;
return;
}
}
}
void Logic::killAllIdsEvents(uint32 id) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id) {
// clear the slot
_eventList[i].id = 0;
}
}
}
int32 Logic::fnRequestSpeech(int32 *params) {
// change current script - must be followed by a TERMINATE script
// directive
// params: 0 id of target to catch the event and startup speech
// servicing
// Full script id to interact with - megas run their own 7th script
sendEvent(params[0], (params[0] << 16) | 6);
return IR_CONT;
}
int32 Logic::fnSetPlayerActionEvent(int32 *params) {
// we want to intercept the player character and have him interact
// with an object - from script this code is the same as the mouse
// engine calls when you click on an object - here, a third party
// does the clicking IYSWIM
// note - this routine used CUR_PLAYER_ID as the target
// params: 0 id to interact with
setPlayerActionEvent(CUR_PLAYER_ID, params[0]);
return IR_CONT;
}
int32 Logic::fnSendEvent(int32 *params) {
// we want to intercept the player character and have him interact
// with an object - from script
// params: 0 id to receive event
// 1 script to run
sendEvent(params[0], params[1]);
return IR_CONT;
}
int32 Logic::fnCheckEventWaiting(int32 *params) {
// returns yes/no in RESULT
// params: none
if (checkEventWaiting())
RESULT = 1;
else
RESULT = 0;
return IR_CONT;
}
// like fnCheckEventWaiting, but starts the event rather than setting RESULT
// to 1
int32 Logic::fnCheckForEvent(int32 *params) {
// params: none
if (!checkEventWaiting())
return IR_CONT;
startEvent();
return IR_TERMINATE;
}
// combination of fnPause and fnCheckForEvent
// - ie. does a pause, but also checks for event each cycle
int32 Logic::fnPauseForEvent(int32 *params) {
// returns yes/no in RESULT
// params: 0 pointer to object's logic structure
// 1 number of game-cycles to pause
ObjectLogic *ob_logic = (ObjectLogic *) _vm->_memory->intToPtr(params[0]);
// first, check for an event
if (checkEventWaiting()) {
// reset the 'looping' flag
ob_logic->looping = 0;
// start the event - run 3rd script of target object on level 1
startEvent();
return IR_TERMINATE;
}
// no event, so do the fnPause bit
// start the pause
if (ob_logic->looping == 0) {
ob_logic->looping = 1;
ob_logic->pause = params[1];
}
// if non-zero
if (ob_logic->pause) {
// decrement the pause count
ob_logic->pause--;
return IR_REPEAT;
} else {
// pause count is zero
ob_logic->looping = 0;
return IR_CONT;
}
}
int32 Logic::fnClearEvent(int32 *params) {
// params: none
clearEvent(ID);
return IR_CONT;
}
int32 Logic::fnStartEvent(int32 *params) {
// params: none
startEvent();
return IR_TERMINATE;
}
} // End of namespace Sword2
|
