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24 | |
24 | |
25 | |
25 | |
26 | #include <global.h> |
26 | #include <global.h> |
27 | #include <stdio.h> |
27 | #include <stdio.h> |
28 | |
28 | |
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29 | #include "face.h" |
29 | #include "crc.h" |
30 | #include "crc.h" |
30 | |
31 | |
31 | facetile *new_faces; |
32 | faceidx blank_face, empty_face; |
32 | |
33 | |
33 | /* bmappair and xbm are used when looking for the image id numbers |
34 | facehash_t facehash; |
34 | * of a face by name. xbm is sorted alphabetically so that bsearch |
35 | std::vector<faceinfo> faces; |
35 | * can be used to quickly find the entry for a name. the number is |
36 | std::vector<facedata> face32, face64; |
36 | * then an index into the new_faces array. |
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37 | * This data is redundant with new_face information - the difference |
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38 | * is that this data gets sorted, and that doesn't necessarily happen |
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39 | * with the new_face data - when accessing new_face[some number], |
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40 | * that some number corresponds to the face at that number - for |
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41 | * xbm, it may not. At current time, these do in fact match because |
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42 | * the bmaps file is created in a sorted order. |
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43 | */ |
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44 | |
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45 | struct bmappair |
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46 | { |
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47 | char *name; |
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48 | unsigned int number; |
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49 | }; |
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50 | |
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51 | static struct bmappair *xbm = NULL; |
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52 | |
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53 | facetile *blank_face, *dark_faces[3], *empty_face; |
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54 | |
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55 | /* nroffiles is the actual number of bitmaps defined. |
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56 | * nrofpixmaps is the number of bitmaps loaded. With |
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57 | * the automatic generation of the bmaps file, this is now equal |
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58 | * to nroffiles. |
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59 | * |
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60 | * The xbm array (which contains name and number information, and |
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61 | * is then sorted) contains nroffiles entries. the xbm_names |
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62 | * array (which is used for converting the numeric face to |
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63 | * a name) contains nrofpixmaps entries. |
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64 | */ |
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65 | static int nroffiles = 0; |
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66 | int nrofpixmaps = 0; |
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67 | |
37 | |
68 | /** |
38 | /** |
69 | * id is the face to smooth, smooth is the 16x2 face used to smooth id. |
39 | * id is the face to smooth, smooth is the 16x2 face used to smooth id. |
70 | */ |
40 | */ |
71 | struct smoothing : zero_initialised |
41 | struct smoothing : zero_initialised |
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102 | "yellow", /* 11 */ |
72 | "yellow", /* 11 */ |
103 | "khaki" /* 12 */ |
73 | "khaki" /* 12 */ |
104 | }; |
74 | }; |
105 | |
75 | |
106 | static int |
76 | static int |
107 | compar (const struct bmappair *a, const struct bmappair *b) |
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108 | { |
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109 | return strcmp (a->name, b->name); |
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110 | } |
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111 | |
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112 | static int |
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113 | compar_smooth (const struct smoothing *a, const struct smoothing *b) |
77 | compar_smooth (const struct smoothing *a, const struct smoothing *b) |
114 | { |
78 | { |
115 | if (a->id < b->id) |
79 | if (a->id < b->id) |
116 | return -1; |
80 | return -1; |
117 | if (b->id < a->id) |
81 | if (b->id < a->id) |
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130 | uint8 i; |
94 | uint8 i; |
131 | |
95 | |
132 | for (i = 0; i < sizeof (colorname) / sizeof (*colorname); i++) |
96 | for (i = 0; i < sizeof (colorname) / sizeof (*colorname); i++) |
133 | if (!strcmp (name, colorname[i])) |
97 | if (!strcmp (name, colorname[i])) |
134 | return i; |
98 | return i; |
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99 | |
135 | LOG (llevError, "Unknown color: %s\n", name); |
100 | LOG (llevError, "Unknown color: %s\n", name); |
136 | return 0; |
101 | return 0; |
137 | } |
102 | } |
138 | |
103 | |
139 | /* This reads the lib/faces file, getting color and visibility information. |
104 | int |
140 | * it is called by ReadBmapNames. |
105 | face_find (const char *name, int defidx) |
141 | */ |
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142 | static void |
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143 | ReadFaceData (void) |
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144 | { |
106 | { |
145 | char buf[MAX_BUF], *cp; |
107 | facehash_t::iterator i = facehash.find (name); |
146 | facetile *on_face = NULL; |
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147 | FILE *fp; |
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148 | |
108 | |
149 | sprintf (buf, "%s/faces", settings.datadir); |
109 | return i == facehash.end () |
150 | LOG (llevDebug, "Reading faces from %s...\n", buf); |
110 | ? defidx : i->second; |
151 | if ((fp = fopen (buf, "r")) == NULL) |
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152 | { |
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153 | LOG (llevError, "Cannot open faces file %s: %s\n", buf, strerror (errno)); |
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154 | exit (-1); |
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155 | } |
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156 | while (fgets (buf, MAX_BUF, fp) != NULL) |
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157 | { |
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158 | if (*buf == '#') |
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159 | continue; |
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160 | if (!strncmp (buf, "end", 3)) |
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161 | { |
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162 | on_face = NULL; |
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163 | } |
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164 | else if (!strncmp (buf, "face", 4)) |
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165 | { |
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166 | int tmp; |
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167 | |
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168 | cp = buf + 5; |
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169 | cp[strlen (cp) - 1] = '\0'; /* remove newline */ |
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170 | |
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171 | if ((tmp = FindFace (cp, -1)) == -1) |
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172 | { |
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173 | LOG (llevError, "Could not find face %s\n", cp); |
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174 | continue; |
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175 | } |
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176 | on_face = &new_faces[tmp]; |
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177 | on_face->visibility = 0; |
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178 | } |
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179 | else if (on_face == NULL) |
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180 | { |
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181 | LOG (llevError, "Got line with no face set: %s\n", buf); |
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182 | } |
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183 | else if (!strncmp (buf, "color_fg", 8)) |
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184 | { |
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185 | cp = buf + 9; |
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186 | cp[strlen (cp) - 1] = '\0'; |
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187 | if (on_face->magicmap == 255) |
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188 | on_face->magicmap = find_color (cp); |
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189 | } |
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190 | else if (!strncmp (buf, "color_bg", 8)) |
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191 | { |
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192 | /* ignore it */ |
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193 | } |
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194 | else if (!strncmp (buf, "visibility", 10)) |
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195 | { |
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196 | on_face->visibility = atoi (buf + 11); |
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197 | } |
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198 | else if (!strncmp (buf, "magicmap", 8)) |
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199 | { |
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200 | cp = buf + 9; |
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201 | cp[strlen (cp) - 1] = '\0'; |
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202 | on_face->magicmap = find_color (cp); |
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203 | } |
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204 | else if (!strncmp (buf, "is_floor", 8)) |
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205 | { |
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206 | int value = atoi (buf + 9); |
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207 | |
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208 | if (value) |
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209 | on_face->magicmap |= FACE_FLOOR; |
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210 | } |
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211 | else |
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212 | LOG (llevDebug, "Got unknown line in faces file: %s\n", buf); |
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213 | } |
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214 | |
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215 | LOG (llevDebug, "done\n"); |
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216 | fclose (fp); |
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217 | } |
111 | } |
218 | |
112 | |
219 | /* This reads the bmaps file to get all the bitmap names and |
113 | facedata * |
220 | * stuff. It only needs to be done once, because it is player |
114 | face_data (int idx, int faceset) |
221 | * independent (ie, what display the person is on will not make a |
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222 | * difference.) |
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223 | */ |
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224 | void |
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225 | ReadBmapNames (void) |
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226 | { |
115 | { |
227 | char buf[MAX_BUF], *p, *q; |
116 | return &(faceset ? face64 : face32)[idx]; |
228 | FILE *fp; |
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229 | int value, nrofbmaps = 0, i; |
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230 | size_t l; |
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231 | crc32 crc; |
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232 | |
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233 | sprintf (buf, "%s/bmaps", settings.datadir); |
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234 | LOG (llevDebug, "Reading bmaps from %s...\n", buf); |
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235 | if ((fp = fopen (buf, "r")) == NULL) |
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236 | { |
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237 | LOG (llevError, "Cannot open bmaps file %s: %s\n", buf, strerror (errno)); |
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238 | exit (-1); |
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239 | } |
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240 | |
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241 | /* First count how many bitmaps we have, so we can allocate correctly */ |
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242 | while (fgets (buf, MAX_BUF, fp) != NULL) |
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243 | if (buf[0] != '#' && buf[0] != '\n') |
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244 | nrofbmaps++; |
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245 | rewind (fp); |
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246 | |
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247 | xbm = new bmappair[nrofbmaps]; |
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248 | memset (xbm, 0, sizeof (struct bmappair) * nrofbmaps); |
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249 | |
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250 | while (nroffiles < nrofbmaps && fgets (buf, MAX_BUF, fp) != NULL) |
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251 | { |
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252 | if (*buf == '#') |
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253 | continue; |
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254 | |
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255 | p = (*buf == '\\') ? (buf + 1) : buf; |
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256 | if (!(p = strtok (p, " \t")) || !(q = strtok (NULL, " \t\n"))) |
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257 | { |
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258 | LOG (llevDebug, "Warning, syntax error: %s\n", buf); |
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259 | continue; |
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260 | } |
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261 | |
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262 | value = atoi (p); |
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263 | xbm[nroffiles].name = strdup (q); |
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264 | |
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265 | /* We need to calculate the checksum of the bmaps file |
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266 | * name->number mapping to send to the client. This does not |
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267 | * need to match what sum or other utility may come up with - |
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268 | * as long as we get the same results on the same real file |
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269 | * data, it does the job as it lets the client know if |
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270 | * the file has the same data or not. |
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271 | */ |
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272 | crc (value); |
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273 | crc (value >> 8); |
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274 | |
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275 | for (l = 0; l < strlen (q); l++) |
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276 | crc (q [l]); |
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277 | |
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278 | xbm[nroffiles].number = value; |
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279 | nroffiles++; |
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280 | if (value >= nrofpixmaps) |
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281 | nrofpixmaps = value + 1; |
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282 | } |
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283 | |
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284 | fclose (fp); |
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285 | |
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286 | LOG (llevDebug, "done (got %d/%d/%d)\n", nrofpixmaps, nrofbmaps, nroffiles); |
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287 | |
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288 | new_faces = new facetile[nrofpixmaps]; |
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289 | |
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290 | for (i = 0; i < nrofpixmaps; i++) |
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291 | { |
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292 | new_faces[i].name = ""; |
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293 | new_faces[i].number = i; |
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294 | new_faces[i].visibility = 0; |
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295 | new_faces[i].magicmap = 255; |
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296 | } |
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297 | |
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298 | for (i = 0; i < nroffiles; i++) |
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299 | new_faces[xbm[i].number].name = xbm[i].name; |
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300 | |
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301 | // non-pod datatype, likely not allowed |
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302 | qsort (xbm, nroffiles, sizeof (struct bmappair), (int (*)(const void *, const void *)) compar); |
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303 | |
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304 | ReadFaceData (); |
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305 | |
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306 | for (i = 0; i < nrofpixmaps; i++) |
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307 | { |
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308 | if (new_faces[i].magicmap == 255) |
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309 | { |
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310 | #if 0 /* Useful for initial debugging, not needed now */ |
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311 | LOG (llevDebug, "Face %s still had default magicmap, resetting to black\n", new_faces[i].name); |
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312 | #endif |
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313 | new_faces[i].magicmap = 0; |
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314 | } |
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315 | } |
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316 | /* Actually forcefully setting the colors here probably should not |
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317 | * be done - it could easily create confusion. |
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318 | */ |
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319 | blank_face = &new_faces[FindFace (BLANK_FACE_NAME, 0)]; |
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320 | blank_face->magicmap = find_color ("khaki") | FACE_FLOOR; |
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321 | |
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322 | empty_face = &new_faces[FindFace (EMPTY_FACE_NAME, 0)]; |
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323 | |
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324 | dark_faces[0] = &new_faces[FindFace (DARK_FACE1_NAME, 0)]; |
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325 | dark_faces[1] = &new_faces[FindFace (DARK_FACE2_NAME, 0)]; |
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326 | dark_faces[2] = &new_faces[FindFace (DARK_FACE3_NAME, 0)]; |
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327 | |
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328 | bmaps_checksum = crc; |
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329 | } |
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330 | |
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331 | /* This returns an the face number of face 'name'. Number is constant |
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332 | * during an invocation, but not necessarily between versions (this |
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333 | * is because the faces are arranged in alphabetical order, so |
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334 | * if a face is removed or added, all faces after that will now |
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335 | * have a different number. |
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336 | * |
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337 | * the parameter error determines behaviour. If a face is |
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338 | * not found, then error is returned. This can be useful if |
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339 | * you want some default face used, or can be set to negative |
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340 | * so that it will be known that the face could not be found |
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341 | * (needed in client, so that it will know to request that image |
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342 | * from the server) |
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343 | */ |
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344 | int |
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345 | FindFace (const char *name, int error) |
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346 | { |
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347 | struct bmappair *bp, tmp; |
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348 | char *p; |
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349 | |
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350 | if (!name) |
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351 | return error; |
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352 | |
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353 | if ((p = strchr (name, '\n'))) |
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354 | *p = '\0'; |
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355 | |
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356 | tmp.name = (char *) name; |
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357 | bp = (struct bmappair *) bsearch (&tmp, xbm, nroffiles, sizeof (struct bmappair), (int (*)(const void *, const void *)) compar); |
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358 | |
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359 | return bp ? bp->number : error; |
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360 | } |
117 | } |
361 | |
118 | |
362 | /* Reads the smooth file to know how to smooth datas. |
119 | /* Reads the smooth file to know how to smooth datas. |
363 | * the smooth file if made of 2 elements lines. |
120 | * the smooth file if made of 2 elements lines. |
364 | * lines starting with # are comment |
121 | * lines starting with # are comment |
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396 | p = strchr (buf, ' '); |
153 | p = strchr (buf, ' '); |
397 | if (!p) |
154 | if (!p) |
398 | continue; |
155 | continue; |
399 | *p = '\0'; |
156 | *p = '\0'; |
400 | q = buf; |
157 | q = buf; |
401 | smooth[nrofsmooth].id = FindFace (q, 0); |
158 | smooth[nrofsmooth].id = face_find (q); |
402 | q = p + 1; |
159 | q = p + 1; |
403 | smooth[nrofsmooth].smooth = FindFace (q, 0); |
160 | smooth[nrofsmooth].smooth = face_find (q); |
404 | nrofsmooth++; |
161 | nrofsmooth++; |
405 | } |
162 | } |
406 | fclose (fp); |
163 | fclose (fp); |
407 | |
164 | |
408 | LOG (llevDebug, "done (got %d smooth entries)\n", nrofsmooth); |
165 | LOG (llevDebug, "done (got %d smooth entries)\n", nrofsmooth); |
… | |
… | |
431 | if (bp) |
188 | if (bp) |
432 | (*smoothed) = bp->smooth; |
189 | (*smoothed) = bp->smooth; |
433 | return bp ? 1 : 0; |
190 | return bp ? 1 : 0; |
434 | } |
191 | } |
435 | |
192 | |
436 | /** |
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437 | * Deallocates memory allocated by ReadBmapNames() and ReadSmooth(). |
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438 | */ |
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439 | void |
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440 | free_all_images (void) |
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441 | { |
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442 | int i; |
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443 | |
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444 | for (i = 0; i < nroffiles; i++) |
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445 | free (xbm[i].name); |
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446 | |
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447 | delete[]xbm; |
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448 | delete[]new_faces; |
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449 | delete[]smooth; |
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450 | } |
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