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25 | /* This file contains animation related code. */ |
25 | /* This file contains animation related code. */ |
26 | |
26 | |
27 | #include <global.h> |
27 | #include <global.h> |
28 | #include <stdio.h> |
28 | #include <stdio.h> |
29 | |
29 | |
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30 | animhash_t animhash; |
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31 | std::vector<animation> animations; |
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32 | |
30 | void |
33 | void |
31 | free_all_anim (void) |
34 | animation::resize (int new_size) |
32 | { |
35 | { |
33 | for (int i = 0; i <= num_animations; i++) |
36 | sfree <faceidx> (faces, num_animations); |
34 | { |
37 | num_animations = new_size; |
35 | animations[i].name = 0; |
38 | faces = salloc<faceidx> (num_animations); |
36 | free (animations[i].faces); |
39 | } |
37 | } |
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38 | |
40 | |
39 | animations.clear (); |
41 | animation & |
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42 | animation::create (const char *name, uint8 frames, uint8 facings) |
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43 | { |
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44 | animations.push_back (animation ()); |
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45 | animation &anim = animations.back (); |
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46 | |
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47 | anim.number = animations.size () - 1; |
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48 | anim.name = name; |
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49 | anim.num_animations = frames; |
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50 | anim.facings = facings; |
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51 | anim.faces = salloc<faceidx> (frames); |
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52 | |
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53 | animhash.insert (std::make_pair (anim.name, anim.number)); |
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54 | |
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55 | return anim; |
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56 | } |
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57 | |
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58 | animation & |
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59 | animation::find (const char *name) |
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60 | { |
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61 | if (!name) |
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62 | return animations [0]; |
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63 | |
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64 | animhash_t::iterator i = animhash.find (name); |
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65 | return animations [i == animhash.end () ? 0 : i->second]; |
40 | } |
66 | } |
41 | |
67 | |
42 | void |
68 | void |
43 | init_anim (void) |
69 | init_anim (void) |
44 | { |
70 | { |
45 | char |
71 | animation &anim0 = animation::create ("none", 1, 0); |
46 | buf[MAX_BUF]; |
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47 | FILE * |
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48 | fp; |
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49 | static int |
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50 | anim_init = 0; |
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51 | int |
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52 | num_frames = 0, faces[MAX_ANIMATIONS], i; |
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53 | |
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54 | if (anim_init) |
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55 | return; |
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56 | |
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57 | num_animations = 0; |
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58 | /* Make a default. New animations start at one, so if something |
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59 | * thinks it is animated but hasn't set the animation_id properly, |
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60 | * it will have a default value that should be pretty obvious. |
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61 | */ |
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62 | /* set the name so we don't try to dereferance null. |
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63 | * Put # at start so it will be first in alphabetical |
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64 | * order. |
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65 | */ |
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66 | { |
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67 | animation anim0; |
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68 | |
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69 | anim0.name = "###none"; |
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70 | anim0.num_animations = 1; |
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71 | anim0.faces = (uint16 *)malloc (sizeof (uint16)); |
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72 | anim0.faces[0] = 0; |
72 | anim0.faces [0] = 0; |
73 | anim0.facings = 0; |
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74 | |
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75 | animations.push_back (anim0); |
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76 | } |
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77 | |
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78 | sprintf (buf, "%s/animations", settings.datadir); |
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79 | LOG (llevDebug, "Reading animations from %s...\n", buf); |
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80 | |
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81 | if ((fp = fopen (buf, "r")) == NULL) |
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82 | { |
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83 | LOG (llevError, "Cannot open animations file %s: %s\n", buf, strerror (errno)); |
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84 | exit (-1); |
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85 | } |
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86 | |
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87 | while (fgets (buf, MAX_BUF - 1, fp) != NULL) |
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88 | { |
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89 | if (*buf == '#') |
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90 | continue; |
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91 | |
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92 | /* Kill the newline */ |
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93 | buf[strlen (buf) - 1] = '\0'; |
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94 | if (!strncmp (buf, "anim ", 5)) |
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95 | { |
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96 | if (num_frames) |
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97 | { |
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98 | LOG (llevError, "Didn't get a mina before %s\n", buf); |
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99 | num_frames = 0; |
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100 | } |
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101 | |
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102 | num_animations++; |
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103 | |
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104 | animation anim; |
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105 | |
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106 | anim.name = buf + 5; |
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107 | anim.num = num_animations; /* for bsearch */ |
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108 | anim.facings = 1; |
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109 | animations.push_back (anim); |
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110 | } |
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111 | else if (!strncmp (buf, "mina", 4)) |
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112 | { |
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113 | animations[num_animations].faces = (uint16 *) malloc (sizeof (uint16) * num_frames); |
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114 | |
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115 | for (i = 0; i < num_frames; i++) |
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116 | animations[num_animations].faces[i] = faces[i]; |
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117 | |
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118 | animations[num_animations].num_animations = num_frames; |
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119 | if (num_frames % animations[num_animations].facings) |
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120 | { |
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121 | LOG (llevDebug, "Animation %s frame numbers (%d) is not a multiple of facings (%d)\n", |
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122 | &animations[num_animations].name, num_frames, animations[num_animations].facings); |
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123 | } |
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124 | num_frames = 0; |
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125 | } |
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126 | else if (!strncmp (buf, "facings", 7)) |
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127 | { |
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128 | if (!(animations[num_animations].facings = atoi (buf + 7))) |
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129 | { |
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130 | LOG (llevDebug, "Animation %s has 0 facings, line=%s\n", &animations[num_animations].name, buf); |
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131 | animations[num_animations].facings = 1; |
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132 | } |
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133 | |
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134 | } |
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135 | else |
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136 | { |
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137 | if (!(faces[num_frames++] = FindFace (buf, 0))) |
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138 | LOG (llevDebug, "Could not find face %s for animation %s\n", buf, &animations[num_animations].name); |
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139 | } |
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140 | } |
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141 | |
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142 | fclose (fp); |
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143 | LOG (llevDebug, "done. got (%d)\n", num_animations); |
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144 | } |
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145 | |
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146 | static int |
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147 | anim_compare (const animation *a, const animation *b) |
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148 | { |
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149 | return std::strcmp (a->name, b->name); |
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150 | } |
73 | } |
151 | |
74 | |
152 | /* Tries to find the animation id that matches name. Returns an integer match |
75 | /* Tries to find the animation id that matches name. Returns an integer match |
153 | * 0 if no match found (animation 0 is initialised as the 'bug' face |
76 | * 0 if no match found (animation 0 is initialised as the 'bug' face |
154 | */ |
77 | */ |
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78 | //TODO: nuke this function and replace all occurences by animations::find |
155 | int |
79 | int |
156 | find_animation (const char *name) |
80 | find_animation (const char *name) |
157 | { |
81 | { |
158 | animation search, *match; |
82 | return animation::find (name).number; |
159 | |
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160 | search.name = name; |
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161 | |
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162 | match = (animation *) bsearch (&search, &animations[0], (num_animations + 1), |
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163 | sizeof (animation), (int (*)(const void *, const void *)) anim_compare); |
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164 | |
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165 | |
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166 | if (match) |
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167 | return match->num; |
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168 | |
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169 | LOG (llevError, "Unable to find animation %s\n", name); |
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170 | |
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171 | return 0; |
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172 | } |
83 | } |
173 | |
84 | |
174 | /* |
85 | /* |
175 | * animate_object(object) updates the face-variable of an object. |
86 | * animate_object(object) updates the face-variable of an object. |
176 | * If the object is the head of a multi-object, all objects are animated. |
87 | * If the object is the head of a multi-object, all objects are animated. |
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245 | |
156 | |
246 | SET_ANIMATION (op, op->state + base_state); |
157 | SET_ANIMATION (op, op->state + base_state); |
247 | |
158 | |
248 | if (op->face == blank_face) |
159 | if (op->face == blank_face) |
249 | op->invisible = 1; |
160 | op->invisible = 1; |
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161 | |
250 | /* This block covers monsters (eg, pixies) which are supposed to |
162 | /* This block covers monsters (eg, pixies) which are supposed to |
251 | * cycle from visible to invisible and back to being visible. |
163 | * cycle from visible to invisible and back to being visible. |
252 | * as such, disable it for players, as then players would become |
164 | * as such, disable it for players, as then players would become |
253 | * visible. |
165 | * visible. |
254 | */ |
166 | */ |
255 | else if (op->type != PLAYER && op->arch->clone.flag [FLAG_ALIVE]) |
167 | else if (op->type != PLAYER && op->arch->clone.flag [FLAG_ALIVE]) |
256 | { |
168 | { |
257 | if (op->face->number == 0) |
169 | if (op->face == 0) |
258 | { |
170 | { |
259 | op->invisible = 1; |
171 | op->invisible = 1; |
260 | CLEAR_FLAG (op, FLAG_ALIVE); |
172 | CLEAR_FLAG (op, FLAG_ALIVE); |
261 | } |
173 | } |
262 | else |
174 | else |
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274 | * piece, and not for the other tail pieces. |
186 | * piece, and not for the other tail pieces. |
275 | */ |
187 | */ |
276 | if (!op->head) |
188 | if (!op->head) |
277 | update_object (op, UP_OBJ_FACE); |
189 | update_object (op, UP_OBJ_FACE); |
278 | } |
190 | } |
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191 | |