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author | brianluau <brianluau@54d463be-8e91-2dee-dedb-b68131a5f0ec> | 2012-12-05 02:53:33 +0000 |
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committer | brianluau <brianluau@54d463be-8e91-2dee-dedb-b68131a5f0ec> | 2012-12-05 02:53:33 +0000 |
commit | 60a426c0742b3e7d8c5b557c7578df6eeeea377b (patch) | |
tree | 5d01f9ccc2798309f9b13f07c0096ed97c6a85c8 /src/tool | |
parent | 621db2441f69736a6c8f10d26bf966d5414fac74 (diff) | |
download | hercules-60a426c0742b3e7d8c5b557c7578df6eeeea377b.tar.gz hercules-60a426c0742b3e7d8c5b557c7578df6eeeea377b.tar.bz2 hercules-60a426c0742b3e7d8c5b557c7578df6eeeea377b.tar.xz hercules-60a426c0742b3e7d8c5b557c7578df6eeeea377b.zip |
- Undid r16968: SVN Replaced with source:/trunk/src/@16966 (tid:74924).
[16969:16991/trunk/src/] will be re-committed in the next 24 hours.
git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@16992 54d463be-8e91-2dee-dedb-b68131a5f0ec
Diffstat (limited to 'src/tool')
-rw-r--r-- | src/tool/mapcache.c | 484 |
1 files changed, 242 insertions, 242 deletions
diff --git a/src/tool/mapcache.c b/src/tool/mapcache.c index 0e8d4dd88..49f948709 100644 --- a/src/tool/mapcache.c +++ b/src/tool/mapcache.c @@ -30,23 +30,23 @@ unsigned long file_size; // Used internally, this structure contains the physical map cells struct map_data { - int16 xs; - int16 ys; - unsigned char *cells; + int16 xs; + int16 ys; + unsigned char *cells; }; // This is the main header found at the very beginning of the file struct main_header { - uint32 file_size; - uint16 map_count; + uint32 file_size; + uint16 map_count; } header; // This is the header appended before every compressed map cells info struct map_info { - char name[MAP_NAME_LENGTH]; - int16 xs; - int16 ys; - int32 len; + char name[MAP_NAME_LENGTH]; + int16 xs; + int16 ys; + int32 len; }; @@ -57,297 +57,297 @@ struct map_info { // Converts an int16 from current machine order to little-endian int16 MakeShortLE(int16 val) { - unsigned char buf[2]; - buf[0] = (unsigned char)((val & 0x00FF)); - buf[1] = (unsigned char)((val & 0xFF00) >> 0x08); - return *((int16 *)buf); + unsigned char buf[2]; + buf[0] = (unsigned char)( (val & 0x00FF) ); + buf[1] = (unsigned char)( (val & 0xFF00) >> 0x08 ); + return *((int16*)buf); } // Converts an int32 from current machine order to little-endian int32 MakeLongLE(int32 val) { - unsigned char buf[4]; - buf[0] = (unsigned char)((val & 0x000000FF)); - buf[1] = (unsigned char)((val & 0x0000FF00) >> 0x08); - buf[2] = (unsigned char)((val & 0x00FF0000) >> 0x10); - buf[3] = (unsigned char)((val & 0xFF000000) >> 0x18); - return *((int32 *)buf); + unsigned char buf[4]; + buf[0] = (unsigned char)( (val & 0x000000FF) ); + buf[1] = (unsigned char)( (val & 0x0000FF00) >> 0x08 ); + buf[2] = (unsigned char)( (val & 0x00FF0000) >> 0x10 ); + buf[3] = (unsigned char)( (val & 0xFF000000) >> 0x18 ); + return *((int32*)buf); } // Reads an uint16 in little-endian from the buffer -uint16 GetUShort(const unsigned char *buf) +uint16 GetUShort(const unsigned char* buf) { - return (((uint16)(buf[0]))) - |(((uint16)(buf[1])) << 0x08); + return ( ((uint16)(buf[0])) ) + |( ((uint16)(buf[1])) << 0x08 ); } // Reads an uint32 in little-endian from the buffer -uint32 GetULong(const unsigned char *buf) +uint32 GetULong(const unsigned char* buf) { - return (((uint32)(buf[0]))) - |(((uint32)(buf[1])) << 0x08) - |(((uint32)(buf[2])) << 0x10) - |(((uint32)(buf[3])) << 0x18); + return ( ((uint32)(buf[0])) ) + |( ((uint32)(buf[1])) << 0x08 ) + |( ((uint32)(buf[2])) << 0x10 ) + |( ((uint32)(buf[3])) << 0x18 ); } // Reads an int32 in little-endian from the buffer -int32 GetLong(const unsigned char *buf) +int32 GetLong(const unsigned char* buf) { - return (int32)GetULong(buf); + return (int32)GetULong(buf); } // Reads a float (32 bits) from the buffer -float GetFloat(const unsigned char *buf) +float GetFloat(const unsigned char* buf) { - uint32 val = GetULong(buf); - return *((float *)(void *)&val); + uint32 val = GetULong(buf); + return *((float*)(void*)&val); } // Reads a map from GRF's GAT and RSW files int read_map(char *name, struct map_data *m) { - char filename[256]; - unsigned char *gat, *rsw; - int water_height; - size_t xy, off, num_cells; - float height; - uint32 type; - - // Open map GAT - sprintf(filename,"data\\%s.gat", name); - gat = (unsigned char *)grfio_read(filename); - if (gat == NULL) - return 0; - - // Open map RSW - sprintf(filename,"data\\%s.rsw", name); - rsw = (unsigned char *)grfio_read(filename); - - // Read water height - if (rsw) { - water_height = (int)GetFloat(rsw+166); - aFree(rsw); - } else - water_height = NO_WATER; - - // Read map size and allocate needed memory - m->xs = (int16)GetULong(gat+6); - m->ys = (int16)GetULong(gat+10); - if (m->xs <= 0 || m->ys <= 0) { - aFree(gat); - return 0; - } - num_cells = (size_t)m->xs*(size_t)m->ys; - m->cells = (unsigned char *)aMalloc(num_cells); - - // Set cell properties - off = 14; - for (xy = 0; xy < num_cells; xy++) { - // Height of the bottom-left corner - height = GetFloat(gat + off); - // Type of cell - type = GetULong(gat + off + 16); - off += 20; - - if (type == 0 && water_height != NO_WATER && height > water_height) - type = 3; // Cell is 0 (walkable) but under water level, set to 3 (walkable water) - - m->cells[xy] = (unsigned char)type; - } - - aFree(gat); - - return 1; + char filename[256]; + unsigned char *gat, *rsw; + int water_height; + size_t xy, off, num_cells; + float height; + uint32 type; + + // Open map GAT + sprintf(filename,"data\\%s.gat", name); + gat = (unsigned char *)grfio_read(filename); + if (gat == NULL) + return 0; + + // Open map RSW + sprintf(filename,"data\\%s.rsw", name); + rsw = (unsigned char *)grfio_read(filename); + + // Read water height + if (rsw) { + water_height = (int)GetFloat(rsw+166); + aFree(rsw); + } else + water_height = NO_WATER; + + // Read map size and allocate needed memory + m->xs = (int16)GetULong(gat+6); + m->ys = (int16)GetULong(gat+10); + if (m->xs <= 0 || m->ys <= 0) { + aFree(gat); + return 0; + } + num_cells = (size_t)m->xs*(size_t)m->ys; + m->cells = (unsigned char *)aMalloc(num_cells); + + // Set cell properties + off = 14; + for (xy = 0; xy < num_cells; xy++) + { + // Height of the bottom-left corner + height = GetFloat( gat + off ); + // Type of cell + type = GetULong( gat + off + 16 ); + off += 20; + + if (type == 0 && water_height != NO_WATER && height > water_height) + type = 3; // Cell is 0 (walkable) but under water level, set to 3 (walkable water) + + m->cells[xy] = (unsigned char)type; + } + + aFree(gat); + + return 1; } // Adds a map to the cache void cache_map(char *name, struct map_data *m) { - struct map_info info; - unsigned long len; - unsigned char *write_buf; - - // Create an output buffer twice as big as the uncompressed map... this way we're sure it fits - len = (unsigned long)m->xs*(unsigned long)m->ys*2; - write_buf = (unsigned char *)aMalloc(len); - // Compress the cells and get the compressed length - encode_zip(write_buf, &len, m->cells, m->xs*m->ys); - - // Fill the map header - if (strlen(name) > MAP_NAME_LENGTH) // It does not hurt to warn that there are maps with name longer than allowed. - ShowWarning("Map name '%s' size '%d' is too long. Truncating to '%d'.\n", name, strlen(name), MAP_NAME_LENGTH); - strncpy(info.name, name, MAP_NAME_LENGTH); - info.xs = MakeShortLE(m->xs); - info.ys = MakeShortLE(m->ys); - info.len = MakeLongLE(len); - - // Append map header then compressed cells at the end of the file - fseek(map_cache_fp, header.file_size, SEEK_SET); - fwrite(&info, sizeof(struct map_info), 1, map_cache_fp); - fwrite(write_buf, 1, len, map_cache_fp); - header.file_size += sizeof(struct map_info) + len; - header.map_count++; - - aFree(write_buf); - aFree(m->cells); - - return; + struct map_info info; + unsigned long len; + unsigned char *write_buf; + + // Create an output buffer twice as big as the uncompressed map... this way we're sure it fits + len = (unsigned long)m->xs*(unsigned long)m->ys*2; + write_buf = (unsigned char *)aMalloc(len); + // Compress the cells and get the compressed length + encode_zip(write_buf, &len, m->cells, m->xs*m->ys); + + // Fill the map header + if (strlen(name) > MAP_NAME_LENGTH) // It does not hurt to warn that there are maps with name longer than allowed. + ShowWarning ("Map name '%s' size '%d' is too long. Truncating to '%d'.\n", name, strlen(name), MAP_NAME_LENGTH); + strncpy(info.name, name, MAP_NAME_LENGTH); + info.xs = MakeShortLE(m->xs); + info.ys = MakeShortLE(m->ys); + info.len = MakeLongLE(len); + + // Append map header then compressed cells at the end of the file + fseek(map_cache_fp, header.file_size, SEEK_SET); + fwrite(&info, sizeof(struct map_info), 1, map_cache_fp); + fwrite(write_buf, 1, len, map_cache_fp); + header.file_size += sizeof(struct map_info) + len; + header.map_count++; + + aFree(write_buf); + aFree(m->cells); + + return; } // Checks whether a map is already is the cache int find_map(char *name) { - int i; - struct map_info info; + int i; + struct map_info info; - fseek(map_cache_fp, sizeof(struct main_header), SEEK_SET); + fseek(map_cache_fp, sizeof(struct main_header), SEEK_SET); - for (i = 0; i < header.map_count; i++) { - if (fread(&info, sizeof(info), 1, map_cache_fp) != 1) printf("An error as occured in fread while reading map_cache\n"); - if (strcmp(name, info.name) == 0) // Map found - return 1; - else // Map not found, jump to the beginning of the next map info header - fseek(map_cache_fp, GetLong((unsigned char *)&(info.len)), SEEK_CUR); - } + for(i = 0; i < header.map_count; i++) { + if(fread(&info, sizeof(info), 1, map_cache_fp) != 1) printf("An error as occured in fread while reading map_cache\n"); + if(strcmp(name, info.name) == 0) // Map found + return 1; + else // Map not found, jump to the beginning of the next map info header + fseek(map_cache_fp, GetLong((unsigned char *)&(info.len)), SEEK_CUR); + } - return 0; + return 0; } // Cuts the extension from a map name char *remove_extension(char *mapname) { - char *ptr, *ptr2; - ptr = strchr(mapname, '.'); - if (ptr) { //Check and remove extension. - while (ptr[1] && (ptr2 = strchr(ptr+1, '.'))) - ptr = ptr2; //Skip to the last dot. - if (strcmp(ptr,".gat") == 0) - *ptr = '\0'; //Remove extension. - } - return mapname; + char *ptr, *ptr2; + ptr = strchr(mapname, '.'); + if (ptr) { //Check and remove extension. + while (ptr[1] && (ptr2 = strchr(ptr+1, '.'))) + ptr = ptr2; //Skip to the last dot. + if (strcmp(ptr,".gat") == 0) + *ptr = '\0'; //Remove extension. + } + return mapname; } // Processes command-line arguments void process_args(int argc, char *argv[]) { - int i; - - for (i = 0; i < argc; i++) { - if (strcmp(argv[i], "-grf") == 0) { - if (++i < argc) - strcpy(grf_list_file, argv[i]); - } else if (strcmp(argv[i], "-list") == 0) { - if (++i < argc) - strcpy(map_list_file, argv[i]); - } else if (strcmp(argv[i], "-cache") == 0) { - if (++i < argc) - strcpy(map_cache_file, argv[i]); - } else if (strcmp(argv[i], "-rebuild") == 0) - rebuild = 1; - } + int i; + + for(i = 0; i < argc; i++) { + if(strcmp(argv[i], "-grf") == 0) { + if(++i < argc) + strcpy(grf_list_file, argv[i]); + } else if(strcmp(argv[i], "-list") == 0) { + if(++i < argc) + strcpy(map_list_file, argv[i]); + } else if(strcmp(argv[i], "-cache") == 0) { + if(++i < argc) + strcpy(map_cache_file, argv[i]); + } else if(strcmp(argv[i], "-rebuild") == 0) + rebuild = 1; + } } -int do_init(int argc, char **argv) +int do_init(int argc, char** argv) { - FILE *list; - char line[1024]; - struct map_data map; - char name[MAP_NAME_LENGTH_EXT]; + FILE *list; + char line[1024]; + struct map_data map; + char name[MAP_NAME_LENGTH_EXT]; - /* setup pre-defined, #define-dependant */ - sprintf(map_cache_file,"db/%s/map_cache.dat", + /* setup pre-defined, #define-dependant */ + sprintf(map_cache_file,"db/%s/map_cache.dat", #ifdef RENEWAL - "re" + "re" #else - "pre-re" + "pre-re" #endif - ); - - // Process the command-line arguments - process_args(argc, argv); - - ShowStatus("Initializing grfio with %s\n", grf_list_file); - grfio_init(grf_list_file); - - // Attempt to open the map cache file and force rebuild if not found - ShowStatus("Opening map cache: %s\n", map_cache_file); - if (!rebuild) { - map_cache_fp = fopen(map_cache_file, "rb"); - if (map_cache_fp == NULL) { - ShowNotice("Existing map cache not found, forcing rebuild mode\n"); - rebuild = 1; - } else - fclose(map_cache_fp); - } - if (rebuild) - map_cache_fp = fopen(map_cache_file, "w+b"); - else - map_cache_fp = fopen(map_cache_file, "r+b"); - if (map_cache_fp == NULL) { - ShowError("Failure when opening map cache file %s\n", map_cache_file); - exit(EXIT_FAILURE); - } - - // Open the map list - ShowStatus("Opening map list: %s\n", map_list_file); - list = fopen(map_list_file, "r"); - if (list == NULL) { - ShowError("Failure when opening maps list file %s\n", map_list_file); - exit(EXIT_FAILURE); - } - - // Initialize the main header - if (rebuild) { - header.file_size = sizeof(struct main_header); - header.map_count = 0; - } else { - if (fread(&header, sizeof(struct main_header), 1, map_cache_fp) != 1) { - printf("An error as occured while reading map_cache_fp \n"); - } - header.file_size = GetULong((unsigned char *)&(header.file_size)); - header.map_count = GetUShort((unsigned char *)&(header.map_count)); - } - - // Read and process the map list - while (fgets(line, sizeof(line), list)) { - if (line[0] == '/' && line[1] == '/') - continue; - - if (sscanf(line, "%15s", name) < 1) - continue; - - if (strcmp("map:", name) == 0 && sscanf(line, "%*s %15s", name) < 1) - continue; - - name[MAP_NAME_LENGTH_EXT-1] = '\0'; - remove_extension(name); - if (find_map(name)) - ShowInfo("Map '"CL_WHITE"%s"CL_RESET"' already in cache.\n", name); - else if (read_map(name, &map)) { - cache_map(name, &map); - ShowInfo("Map '"CL_WHITE"%s"CL_RESET"' successfully cached.\n", name); - } else - ShowError("Map '"CL_WHITE"%s"CL_RESET"' not found!\n", name); - - } - - ShowStatus("Closing map list: %s\n", map_list_file); - fclose(list); - - // Write the main header and close the map cache - ShowStatus("Closing map cache: %s\n", map_cache_file); - fseek(map_cache_fp, 0, SEEK_SET); - fwrite(&header, sizeof(struct main_header), 1, map_cache_fp); - fclose(map_cache_fp); - - ShowStatus("Finalizing grfio\n"); - grfio_final(); - - ShowInfo("%d maps now in cache\n", header.map_count); - - return 0; + ); + + // Process the command-line arguments + process_args(argc, argv); + + ShowStatus("Initializing grfio with %s\n", grf_list_file); + grfio_init(grf_list_file); + + // Attempt to open the map cache file and force rebuild if not found + ShowStatus("Opening map cache: %s\n", map_cache_file); + if(!rebuild) { + map_cache_fp = fopen(map_cache_file, "rb"); + if(map_cache_fp == NULL) { + ShowNotice("Existing map cache not found, forcing rebuild mode\n"); + rebuild = 1; + } else + fclose(map_cache_fp); + } + if(rebuild) + map_cache_fp = fopen(map_cache_file, "w+b"); + else + map_cache_fp = fopen(map_cache_file, "r+b"); + if(map_cache_fp == NULL) { + ShowError("Failure when opening map cache file %s\n", map_cache_file); + exit(EXIT_FAILURE); + } + + // Open the map list + ShowStatus("Opening map list: %s\n", map_list_file); + list = fopen(map_list_file, "r"); + if(list == NULL) { + ShowError("Failure when opening maps list file %s\n", map_list_file); + exit(EXIT_FAILURE); + } + + // Initialize the main header + if(rebuild) { + header.file_size = sizeof(struct main_header); + header.map_count = 0; + } else { + if(fread(&header, sizeof(struct main_header), 1, map_cache_fp) != 1){ printf("An error as occured while reading map_cache_fp \n"); } + header.file_size = GetULong((unsigned char *)&(header.file_size)); + header.map_count = GetUShort((unsigned char *)&(header.map_count)); + } + + // Read and process the map list + while(fgets(line, sizeof(line), list)) + { + if(line[0] == '/' && line[1] == '/') + continue; + + if(sscanf(line, "%15s", name) < 1) + continue; + + if(strcmp("map:", name) == 0 && sscanf(line, "%*s %15s", name) < 1) + continue; + + name[MAP_NAME_LENGTH_EXT-1] = '\0'; + remove_extension(name); + if(find_map(name)) + ShowInfo("Map '"CL_WHITE"%s"CL_RESET"' already in cache.\n", name); + else if(read_map(name, &map)) { + cache_map(name, &map); + ShowInfo("Map '"CL_WHITE"%s"CL_RESET"' successfully cached.\n", name); + } else + ShowError("Map '"CL_WHITE"%s"CL_RESET"' not found!\n", name); + + } + + ShowStatus("Closing map list: %s\n", map_list_file); + fclose(list); + + // Write the main header and close the map cache + ShowStatus("Closing map cache: %s\n", map_cache_file); + fseek(map_cache_fp, 0, SEEK_SET); + fwrite(&header, sizeof(struct main_header), 1, map_cache_fp); + fclose(map_cache_fp); + + ShowStatus("Finalizing grfio\n"); + grfio_final(); + + ShowInfo("%d maps now in cache\n", header.map_count); + + return 0; } void do_final(void) |