aboutsummaryrefslogtreecommitdiff
path: root/saga/actionmap.cpp
blob: 57238d51ff9e5acec5ee0e673fd47e0a4c96b969 (plain)
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
/* ScummVM - Scumm Interpreter
 * Copyright (C) 2004 The ScummVM project
 *
 * The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
 *
 * 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.
 *
 * $Header$
 *
 */

/* Action map module */
#include "saga.h"
#include "reinherit.h"

#include "cvar_mod.h"
#include "console_mod.h"
#include "gfx_mod.h"

#include "actionmap_mod.h"
#include "actionmap.h"

namespace Saga {
static R_ACTIONMAP_INFO ActmapModule;

int ACTIONMAP_Register(void) {
	CVAR_RegisterFunc(CF_action_info,
					  "action_info", NULL, R_CVAR_NONE, 0, 0);
	return R_SUCCESS;
}

int ACTIONMAP_Init(void) {
	debug(0, "ACTIONMAP Module: Initializing...");
	ActmapModule.init = 1;
	return R_SUCCESS;
}

int ACTIONMAP_Load(const byte * exmap_res, size_t exmap_res_len) {
	// Loads exit map data from specified exit map resource
	R_ACTIONMAP_ENTRY *exmap_entry;
	R_POINT *exmap_pt_tbl;

	int exit_ct;
	int i, pt;

	assert(ActmapModule.init);
	assert(exmap_res != NULL);

	MemoryReadStream *readS = new MemoryReadStream(exmap_res, exmap_res_len);

	// Load exits
	exit_ct = readS->readSint16LE();
	if (exit_ct < 0) {
		return R_FAILURE;
	}

	exmap_entry = (R_ACTIONMAP_ENTRY *)malloc(exit_ct * sizeof *exmap_entry);
	if (exmap_entry == NULL) {
		warning("Memory allocation failure");
		return R_MEM;
	}

	for (i = 0; i < exit_ct; i++) {
		exmap_entry[i].unknown00 = readS->readSint16LE();
		exmap_entry[i].unknown02 = readS->readSint16LE();
		exmap_entry[i].exit_scene = readS->readSint16LE();
		exmap_entry[i].unknown06 = readS->readSint16LE();

		exmap_entry[i].pt_count = readS->readSint16LE();
		if (exmap_entry[i].pt_count < 0) {
			free(exmap_entry);
			return R_FAILURE;
		}

		exmap_pt_tbl = (R_POINT *)malloc(exmap_entry[i].pt_count * sizeof *exmap_pt_tbl);
		if (exmap_pt_tbl == NULL) {
			warning("Memory allocation failure");
			return R_MEM;
		}

		for (pt = 0; pt < exmap_entry[i].pt_count; pt++) {
			exmap_pt_tbl[pt].x = readS->readSint16LE();
			exmap_pt_tbl[pt].y = readS->readSint16LE();
		}

		exmap_entry[i].pt_tbl = exmap_pt_tbl;
	}

	ActmapModule.exits_loaded = 1;
	ActmapModule.n_exits = exit_ct;
	ActmapModule.exits_tbl = exmap_entry;

	ActmapModule.exmap_res = exmap_res;
	ActmapModule.exmap_res_len = exmap_res_len;

	return R_SUCCESS;
}

int ACTIONMAP_Free(void) {
	// Frees the currently loaded exit map data
	R_ACTIONMAP_ENTRY *exmap_entry;
	int i;

	if (!ActmapModule.exits_loaded) {
		return R_SUCCESS;
	}

	for (i = 0; i < ActmapModule.n_exits; i++) {
		exmap_entry = &ActmapModule.exits_tbl[i];

		free(exmap_entry->pt_tbl);
	}

	free(ActmapModule.exits_tbl);

	ActmapModule.exits_loaded = 0;
	ActmapModule.exits_tbl = NULL;
	ActmapModule.n_exits = 0;

	return R_SUCCESS;
}

int ACTIONMAP_Shutdown(void) {
	return R_SUCCESS;
}

int ACTIONMAP_Draw(R_SURFACE * ds, int color) {
	int i;

	assert(ActmapModule.init);

	if (!ActmapModule.exits_loaded) {
		return R_FAILURE;
	}

	for (i = 0; i < ActmapModule.n_exits; i++) {
		if (ActmapModule.exits_tbl[i].pt_count == 2) {
			GFX_DrawFrame(ds,
				&ActmapModule.exits_tbl[i].pt_tbl[0],
				&ActmapModule.exits_tbl[i].pt_tbl[1], color);
		} else if (ActmapModule.exits_tbl[i].pt_count > 2) {
			GFX_DrawPolyLine(ds, ActmapModule.exits_tbl[i].pt_tbl,
							 ActmapModule.exits_tbl[i].pt_count, color);
		}
	}

	return R_SUCCESS;
}

void CF_action_info(int argc, char *argv[]) {
	R_POINT *pt;

	int i;
	int pt_i;

	(void)(argc);
	(void)(argv);

	if (!ActmapModule.exits_loaded) {
		return;
	}

	CON_Print("%d exits loaded.\n", ActmapModule.n_exits);

	for (i = 0; i < ActmapModule.n_exits; i++) {
		CON_Print ("Action %d: Exit to: %d; Pts: %d; Unk0: %d Unk2: %d Scr_N: %d",
				   i, ActmapModule.exits_tbl[i].exit_scene,
				   ActmapModule.exits_tbl[i].pt_count,
				   ActmapModule.exits_tbl[i].unknown00,
				   ActmapModule.exits_tbl[i].unknown02,
				   ActmapModule.exits_tbl[i].unknown06);

		for (pt_i = 0; pt_i < ActmapModule.exits_tbl[i].pt_count; pt_i++) {
			pt = &ActmapModule.exits_tbl[i].pt_tbl[pt_i];

			CON_Print("   pt: %d (%d, %d)", pt_i, pt->x, pt->y);
		}
	}

	return;
}

} // End of namespace Saga