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Comparing deliantra/server/common/anim.C (file contents):
Revision 1.9 by root, Tue Sep 12 19:20:05 2006 UTC vs.
Revision 1.20 by root, Fri Feb 9 01:52:09 2007 UTC

1
2/* 1/*
3 * static char *rcsid_anim_c = 2 * CrossFire, A Multiplayer game for X-windows
4 * "$Id: anim.C,v 1.9 2006/09/12 19:20:05 root Exp $"; 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
5 * Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team
6 * Copyright (C) 1992 Frank Tore Johansen
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *
22 * The authors can be reached via e-mail at <crossfire@schmorp.de>
5 */ 23 */
6
7/*
8 CrossFire, A Multiplayer game for X-windows
9
10 Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team
11 Copyright (C) 1992 Frank Tore Johansen
12
13 This program is free software; you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 2 of the License, or
16 (at your option) any later version.
17
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26
27 The authors can be reached via e-mail at crossfire-devel@real-time.com
28*/
29 24
30/* This file contains animation related code. */ 25/* This file contains animation related code. */
31 26
32#include <global.h> 27#include <global.h>
33#include <stdio.h> 28#include <stdio.h>
34
35std::vector < Animations > animations;
36 29
37void 30void
38free_all_anim (void) 31free_all_anim (void)
39{ 32{
40 for (int i = 0; i <= num_animations; i++) 33 for (int i = 0; i <= num_animations; i++)
58 int 51 int
59 num_frames = 0, faces[MAX_ANIMATIONS], i; 52 num_frames = 0, faces[MAX_ANIMATIONS], i;
60 53
61 if (anim_init) 54 if (anim_init)
62 return; 55 return;
56
63 num_animations = 0; 57 num_animations = 0;
64 /* Make a default. New animations start at one, so if something 58 /* Make a default. New animations start at one, so if something
65 * thinks it is animated but hasn't set the animation_id properly, 59 * thinks it is animated but hasn't set the animation_id properly,
66 * it will have a default value that should be pretty obvious. 60 * it will have a default value that should be pretty obvious.
67 */ 61 */
68 /* set the name so we don't try to dereferance null. 62 /* set the name so we don't try to dereferance null.
69 * Put # at start so it will be first in alphabetical 63 * Put # at start so it will be first in alphabetical
70 * order. 64 * order.
71 */ 65 */
72 { 66 {
73 Animations anim0; 67 animation anim0;
74 68
75 anim0.name = "###none"; 69 anim0.name = "###none";
76 anim0.num_animations = 1; 70 anim0.num_animations = 1;
77 anim0.faces = (Fontindex *) malloc (sizeof (Fontindex)); 71 anim0.faces = (uint16 *)malloc (sizeof (uint16));
78 anim0.faces[0] = 0; 72 anim0.faces[0] = 0;
79 anim0.facings = 0; 73 anim0.facings = 0;
80 74
81 animations.push_back (anim0); 75 animations.push_back (anim0);
82 } 76 }
83 77
84 sprintf (buf, "%s/animations", settings.datadir); 78 sprintf (buf, "%s/animations", settings.datadir);
85 LOG (llevDebug, "Reading animations from %s...", buf); 79 LOG (llevDebug, "Reading animations from %s...\n", buf);
80
86 if ((fp = fopen (buf, "r")) == NULL) 81 if ((fp = fopen (buf, "r")) == NULL)
87 { 82 {
88 LOG (llevError, "Cannot open animations file %s: %s\n", buf, strerror (errno)); 83 LOG (llevError, "Cannot open animations file %s: %s\n", buf, strerror (errno));
89 exit (-1); 84 exit (-1);
90 } 85 }
86
91 while (fgets (buf, MAX_BUF - 1, fp) != NULL) 87 while (fgets (buf, MAX_BUF - 1, fp) != NULL)
92 { 88 {
93 if (*buf == '#') 89 if (*buf == '#')
94 continue; 90 continue;
91
95 /* Kill the newline */ 92 /* Kill the newline */
96 buf[strlen (buf) - 1] = '\0'; 93 buf[strlen (buf) - 1] = '\0';
97 if (!strncmp (buf, "anim ", 5)) 94 if (!strncmp (buf, "anim ", 5))
98 { 95 {
99 if (num_frames) 96 if (num_frames)
100 { 97 {
101 LOG (llevError, "Didn't get a mina before %s\n", buf); 98 LOG (llevError, "Didn't get a mina before %s\n", buf);
102 num_frames = 0; 99 num_frames = 0;
103 } 100 }
101
104 num_animations++; 102 num_animations++;
105 103
106 Animations anim; 104 animation anim;
107 105
108 anim.name = buf + 5; 106 anim.name = buf + 5;
109 anim.num = num_animations; /* for bsearch */ 107 anim.num = num_animations; /* for bsearch */
110 anim.facings = 1; 108 anim.facings = 1;
111 animations.push_back (anim); 109 animations.push_back (anim);
112 } 110 }
113 else if (!strncmp (buf, "mina", 4)) 111 else if (!strncmp (buf, "mina", 4))
114 { 112 {
115 animations[num_animations].faces = (Fontindex *) malloc (sizeof (Fontindex) * num_frames); 113 animations[num_animations].faces = (uint16 *) malloc (sizeof (uint16) * num_frames);
114
116 for (i = 0; i < num_frames; i++) 115 for (i = 0; i < num_frames; i++)
117 animations[num_animations].faces[i] = faces[i]; 116 animations[num_animations].faces[i] = faces[i];
117
118 animations[num_animations].num_animations = num_frames; 118 animations[num_animations].num_animations = num_frames;
119 if (num_frames % animations[num_animations].facings) 119 if (num_frames % animations[num_animations].facings)
120 { 120 {
121 LOG (llevDebug, "Animation %s frame numbers (%d) is not a multiple of facings (%d)\n", 121 LOG (llevDebug, "Animation %s frame numbers (%d) is not a multiple of facings (%d)\n",
122 &animations[num_animations].name, num_frames, animations[num_animations].facings); 122 &animations[num_animations].name, num_frames, animations[num_animations].facings);
136 { 136 {
137 if (!(faces[num_frames++] = FindFace (buf, 0))) 137 if (!(faces[num_frames++] = FindFace (buf, 0)))
138 LOG (llevDebug, "Could not find face %s for animation %s\n", buf, &animations[num_animations].name); 138 LOG (llevDebug, "Could not find face %s for animation %s\n", buf, &animations[num_animations].name);
139 } 139 }
140 } 140 }
141
141 fclose (fp); 142 fclose (fp);
142 LOG (llevDebug, "done. got (%d)\n", num_animations); 143 LOG (llevDebug, "done. got (%d)\n", num_animations);
143} 144}
144 145
145static int 146static int
146anim_compare (const Animations * a, const Animations * b) 147anim_compare (const animation *a, const animation *b)
147{ 148{
148 return strcmp (a->name, b->name); 149 return std::strcmp (a->name, b->name);
149} 150}
150 151
151/* Tries to find the animation id that matches name. Returns an integer match 152/* Tries to find the animation id that matches name. Returns an integer match
152 * 0 if no match found (animation 0 is initialized as the 'bug' face 153 * 0 if no match found (animation 0 is initialised as the 'bug' face
153 */ 154 */
154int 155int
155find_animation (const char *name) 156find_animation (const char *name)
156{ 157{
157 Animations 158 animation search, *match;
158 search, *
159 match;
160 159
161 search.name = name; 160 search.name = name;
162 161
163 match = (Animations *) bsearch (&search, &animations[0], (num_animations + 1), 162 match = (animation *) bsearch (&search, &animations[0], (num_animations + 1),
164 sizeof (Animations), (int (*)(const void *, const void *)) anim_compare); 163 sizeof (animation), (int (*)(const void *, const void *)) anim_compare);
165 164
166 165
167 if (match) 166 if (match)
168 return match->num; 167 return match->num;
168
169 LOG (llevError, "Unable to find animation %s\n", name); 169 LOG (llevError, "Unable to find animation %s\n", name);
170
170 return 0; 171 return 0;
171} 172}
172 173
173/* 174/*
174 * animate_object(object) updates the face-variable of an object. 175 * animate_object(object) updates the face-variable of an object.
177 * dir is the direction the object is facing. This is generally same as 178 * dir is the direction the object is facing. This is generally same as
178 * op->direction, but in some cases, op->facing is used instead - the 179 * op->direction, but in some cases, op->facing is used instead - the
179 * caller has a better idea which one it really wants to be using, 180 * caller has a better idea which one it really wants to be using,
180 * so let it pass along the right one. 181 * so let it pass along the right one.
181 */ 182 */
182
183void 183void
184animate_object (object *op, int dir) 184animate_object (object *op, int dir)
185{ 185{
186 int
187 max_state; /* Max animation state object should be drawn in */ 186 int max_state; /* Max animation state object should be drawn in */
188 int
189 base_state; /* starting index # to draw from */ 187 int base_state; /* starting index # to draw from */
190 188
191 if (!op->animation_id || !NUM_ANIMATIONS (op)) 189 if (!op->animation_id || !NUM_ANIMATIONS (op))
192 { 190 {
193 LOG (llevError, "Object %s lacks animation.\n", op->debug_desc ()); 191 LOG (llevError, "Object %s lacks animation.\n", op->debug_desc ());
192 CLEAR_FLAG (op, FLAG_ANIMATE);
194 return; 193 return;
195 } 194 }
196 195
197 if (op->head) 196 if (op->head)
198 { 197 {
209 /* If object is turning, then max animation state is half through the 208 /* If object is turning, then max animation state is half through the
210 * animations. Otherwise, we can use all the animations. 209 * animations. Otherwise, we can use all the animations.
211 */ 210 */
212 max_state = NUM_ANIMATIONS (op) / NUM_FACINGS (op); 211 max_state = NUM_ANIMATIONS (op) / NUM_FACINGS (op);
213 base_state = 0; 212 base_state = 0;
214 /* at least in the older aniamtions that used is_turning, the first half 213 /* at least in the older animations that used is_turning, the first half
215 * of the animations were left facing, the second half right facing. 214 * of the animations were left facing, the second half right facing.
216 * Note in old the is_turning, it was set so that the animation for a monster 215 * Note in old the is_turning, it was set so that the animation for a monster
217 * was always towards the enemy - now it is whatever direction the monster 216 * was always towards the enemy - now it is whatever direction the monster
218 * is facing. 217 * is facing.
219 */ 218 */
246 245
247 SET_ANIMATION (op, op->state + base_state); 246 SET_ANIMATION (op, op->state + base_state);
248 247
249 if (op->face == blank_face) 248 if (op->face == blank_face)
250 op->invisible = 1; 249 op->invisible = 1;
251
252 /* This block covers monsters (eg, pixies) which are supposed to 250 /* This block covers monsters (eg, pixies) which are supposed to
253 * cycle from visible to invisible and back to being visible. 251 * cycle from visible to invisible and back to being visible.
254 * as such, disable it for players, as then players would become 252 * as such, disable it for players, as then players would become
255 * visible. 253 * visible.
256 */ 254 */
257 else if (op->type != PLAYER && QUERY_FLAG ((&op->arch->clone), FLAG_ALIVE)) 255 else if (op->type != PLAYER && op->arch->clone.flag [FLAG_ALIVE])
258 { 256 {
259 if (op->face->number == 0) 257 if (op->face->number == 0)
260 { 258 {
261 op->invisible = 1; 259 op->invisible = 1;
262 CLEAR_FLAG (op, FLAG_ALIVE); 260 CLEAR_FLAG (op, FLAG_ALIVE);

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