diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/Collision/Management/VMapManager2.cpp | 6 | ||||
| -rw-r--r-- | src/common/Collision/Maps/TileAssembler.cpp | 546 | ||||
| -rw-r--r-- | src/common/Collision/Maps/TileAssembler.h | 126 | ||||
| -rw-r--r-- | src/common/Collision/VMapDefinitions.h | 2 |
4 files changed, 7 insertions, 673 deletions
diff --git a/src/common/Collision/Management/VMapManager2.cpp b/src/common/Collision/Management/VMapManager2.cpp index 0c559484393..694a8e13bf9 100644 --- a/src/common/Collision/Management/VMapManager2.cpp +++ b/src/common/Collision/Management/VMapManager2.cpp @@ -32,6 +32,12 @@ using G3D::Vector3; namespace VMAP { + bool readChunk(FILE* rf, char* dest, const char* compare, uint32 len) + { + if (fread(dest, sizeof(char), len, rf) != len) return false; + return memcmp(dest, compare, len) == 0; + } + VMapManager2::VMapManager2() { GetLiquidFlagsPtr = &GetLiquidFlagsDummy; diff --git a/src/common/Collision/Maps/TileAssembler.cpp b/src/common/Collision/Maps/TileAssembler.cpp deleted file mode 100644 index 0a50ef21e40..00000000000 --- a/src/common/Collision/Maps/TileAssembler.cpp +++ /dev/null @@ -1,546 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#include "TileAssembler.h" -#include "BoundingIntervalHierarchy.h" -#include "MapTree.h" -#include "StringFormat.h" -#include "VMapDefinitions.h" -#include <boost/filesystem.hpp> -#include <iomanip> -#include <set> -#include <sstream> - -using G3D::Vector3; -using G3D::AABox; -using G3D::inf; -using std::pair; - -template<> struct BoundsTrait<VMAP::ModelSpawn*> -{ - static void getBounds(const VMAP::ModelSpawn* const &obj, G3D::AABox& out) { out = obj->getBounds(); } -}; - -namespace VMAP -{ - bool readChunk(FILE* rf, char *dest, const char *compare, uint32 len) - { - if (fread(dest, sizeof(char), len, rf) != len) return false; - return memcmp(dest, compare, len) == 0; - } - - Vector3 ModelPosition::transform(const Vector3& pIn) const - { - Vector3 out = pIn * iScale; - out = iRotation * out; - return out; - } - - //================================================================= - - TileAssembler::TileAssembler(const std::string& pSrcDirName, const std::string& pDestDirName) - : iDestDir(pDestDirName), iSrcDir(pSrcDirName) - { - boost::filesystem::create_directory(iDestDir); - } - - TileAssembler::~TileAssembler() - { - } - - bool TileAssembler::convertWorld2() - { - bool success = readMapSpawns(); - if (!success) - return false; - - float constexpr invTileSize = 1.0f / 533.33333f; - - // export Map data - while (!mapData.empty()) - { - MapSpawns data = std::move(mapData.front()); - mapData.pop_front(); - - // build global map tree - std::vector<ModelSpawn*> mapSpawns; - mapSpawns.reserve(data.UniqueEntries.size()); - printf("Calculating model bounds for map %u...\n", data.MapId); - for (auto entry = data.UniqueEntries.begin(); entry != data.UniqueEntries.end(); ++entry) - { - // M2 models don't have a bound set in WDT/ADT placement data, i still think they're not used for LoS at all on retail - if (entry->second.flags & MOD_M2) - if (!calculateTransformedBound(entry->second)) - continue; - - mapSpawns.push_back(&entry->second); - spawnedModelFiles.insert(entry->second.name); - - std::map<uint32, std::set<TileSpawn>>& tileEntries = (entry->second.flags & MOD_PARENT_SPAWN) ? data.ParentTileEntries : data.TileEntries; - - G3D::AABox const& bounds = entry->second.iBound; - G3D::Vector2int16 low(int16(bounds.low().x * invTileSize), int16(bounds.low().y * invTileSize)); - G3D::Vector2int16 high(int16(bounds.high().x * invTileSize), int16(bounds.high().y * invTileSize)); - for (int x = low.x; x <= high.x; ++x) - for (int y = low.y; y <= high.y; ++y) - tileEntries[StaticMapTree::packTileID(x, y)].emplace(entry->second.ID, entry->second.flags); - } - - printf("Creating map tree for map %u...\n", data.MapId); - BIH pTree; - - try - { - pTree.build(mapSpawns, BoundsTrait<ModelSpawn*>::getBounds); - } - catch (std::exception& e) - { - printf("Exception ""%s"" when calling pTree.build", e.what()); - return false; - } - - // ===> possibly move this code to StaticMapTree class - - // write map tree file - std::stringstream mapfilename; - mapfilename << iDestDir << '/' << std::setfill('0') << std::setw(4) << data.MapId << ".vmtree"; - FILE* mapfile = fopen(mapfilename.str().c_str(), "wb"); - if (!mapfile) - { - success = false; - printf("Cannot open %s\n", mapfilename.str().c_str()); - break; - } - - //general info - if (success && fwrite(VMAP_MAGIC, 1, 8, mapfile) != 8) success = false; - // Nodes - if (success && fwrite("NODE", 4, 1, mapfile) != 1) success = false; - if (success) success = pTree.writeToFile(mapfile); - - // spawn id to index map - uint32 mapSpawnsSize = mapSpawns.size(); - if (success && fwrite("SIDX", 4, 1, mapfile) != 1) success = false; - if (success && fwrite(&mapSpawnsSize, sizeof(uint32), 1, mapfile) != 1) success = false; - for (uint32 i = 0; i < mapSpawnsSize; ++i) - { - if (success && fwrite(&mapSpawns[i]->ID, sizeof(uint32), 1, mapfile) != 1) success = false; - if (success && fwrite(&i, sizeof(uint32), 1, mapfile) != 1) success = false; - } - - fclose(mapfile); - - // <==== - - // write map tile files, similar to ADT files, only with extra BIH tree node info - for (auto tileItr = data.TileEntries.begin(); tileItr != data.TileEntries.end(); ++tileItr) - { - uint32 x, y; - StaticMapTree::unpackTileID(tileItr->first, x, y); - std::string tileFileName = Trinity::StringFormat("%s/%04u_%02u_%02u.vmtile", iDestDir.c_str(), data.MapId, y, x); - if (FILE* tileFile = fopen(tileFileName.c_str(), "wb")) - { - std::set<TileSpawn> const& parentTileEntries = data.ParentTileEntries[tileItr->first]; - - uint32 nSpawns = tileItr->second.size() + parentTileEntries.size(); - - // file header - if (success && fwrite(VMAP_MAGIC, 1, 8, tileFile) != 8) success = false; - // write number of tile spawns - if (success && fwrite(&nSpawns, sizeof(uint32), 1, tileFile) != 1) success = false; - // write tile spawns - for (auto spawnItr = tileItr->second.begin(); spawnItr != tileItr->second.end() && success; ++spawnItr) - success = ModelSpawn::writeToFile(tileFile, data.UniqueEntries[spawnItr->Id]); - - for (auto spawnItr = parentTileEntries.begin(); spawnItr != parentTileEntries.end() && success; ++spawnItr) - success = ModelSpawn::writeToFile(tileFile, data.UniqueEntries[spawnItr->Id]); - - fclose(tileFile); - } - } - } - - // add an object models, listed in temp_gameobject_models file - exportGameobjectModels(); - // export objects - std::cout << "\nConverting Model Files" << std::endl; - for (std::set<std::string>::iterator mfile = spawnedModelFiles.begin(); mfile != spawnedModelFiles.end(); ++mfile) - { - std::cout << "Converting " << *mfile << std::endl; - if (!convertRawFile(*mfile)) - { - std::cout << "error converting " << *mfile << std::endl; - success = false; - break; - } - } - - return success; - } - - bool TileAssembler::readMapSpawns() - { - std::string fname = iSrcDir + "/dir_bin"; - FILE* dirf = fopen(fname.c_str(), "rb"); - if (!dirf) - { - printf("Could not read dir_bin file!\n"); - return false; - } - printf("Read coordinate mapping...\n"); - uint32 mapID, check; - std::map<uint32, MapSpawns> data; - while (!feof(dirf)) - { - // read mapID, Flags, NameSet, UniqueId, Pos, Rot, Scale, Bound_lo, Bound_hi, name - check = fread(&mapID, sizeof(uint32), 1, dirf); - if (check == 0) // EoF... - break; - - ModelSpawn spawn; - if (!ModelSpawn::readFromFile(dirf, spawn)) - break; - - auto map_iter = data.emplace(std::piecewise_construct, std::forward_as_tuple(mapID), std::forward_as_tuple()); - if (map_iter.second) - { - map_iter.first->second.MapId = mapID; - printf("spawning Map %u\n", mapID); - } - - map_iter.first->second.UniqueEntries.emplace(spawn.ID, spawn); - } - - mapData.resize(data.size()); - auto dst = mapData.begin(); - for (auto src = data.begin(); src != data.end(); ++src, ++dst) - *dst = std::move(src->second); - - bool success = (ferror(dirf) == 0); - fclose(dirf); - return success; - } - - bool TileAssembler::calculateTransformedBound(ModelSpawn &spawn) - { - std::string modelFilename(iSrcDir); - modelFilename.push_back('/'); - modelFilename.append(spawn.name); - - ModelPosition modelPosition; - modelPosition.iDir = spawn.iRot; - modelPosition.iScale = spawn.iScale; - modelPosition.init(); - - WorldModel_Raw raw_model; - if (!raw_model.Read(modelFilename.c_str())) - return false; - - uint32 groups = raw_model.groupsArray.size(); - if (groups != 1) - printf("Warning: '%s' does not seem to be a M2 model!\n", modelFilename.c_str()); - - AABox modelBound; - - modelBound.merge(modelPosition.transform(raw_model.groupsArray[0].bounds.low())); - modelBound.merge(modelPosition.transform(raw_model.groupsArray[0].bounds.high())); - - spawn.iBound = modelBound + spawn.iPos; - spawn.flags |= MOD_HAS_BOUND; - return true; - } - -#pragma pack(push, 1) - struct WMOLiquidHeader - { - int xverts, yverts, xtiles, ytiles; - float pos_x; - float pos_y; - float pos_z; - short material; - }; -#pragma pack(pop) - //================================================================= - bool TileAssembler::convertRawFile(const std::string& pModelFilename) - { - bool success = true; - std::string filename = iSrcDir; - if (filename.length() >0) - filename.push_back('/'); - filename.append(pModelFilename); - - WorldModel_Raw raw_model; - if (!raw_model.Read(filename.c_str())) - return false; - - // write WorldModel - WorldModel model; - model.setRootWmoID(raw_model.RootWMOID); - if (!raw_model.groupsArray.empty()) - { - std::vector<GroupModel> groupsArray; - - uint32 groups = raw_model.groupsArray.size(); - for (uint32 g = 0; g < groups; ++g) - { - GroupModel_Raw& raw_group = raw_model.groupsArray[g]; - groupsArray.push_back(GroupModel(raw_group.mogpflags, raw_group.GroupWMOID, raw_group.bounds )); - groupsArray.back().setMeshData(raw_group.vertexArray, raw_group.triangles); - groupsArray.back().setLiquidData(raw_group.liquid); - } - - model.setGroupModels(groupsArray); - } - - success = model.writeFile(iDestDir + "/" + pModelFilename + ".vmo"); - //std::cout << "readRawFile2: '" << pModelFilename << "' tris: " << nElements << " nodes: " << nNodes << std::endl; - return success; - } - - void TileAssembler::exportGameobjectModels() - { - FILE* model_list = fopen((iSrcDir + "/" + "temp_gameobject_models").c_str(), "rb"); - if (!model_list) - return; - - char ident[8]; - if (fread(ident, 1, 8, model_list) != 8 || memcmp(ident, VMAP::RAW_VMAP_MAGIC, 8) != 0) - { - fclose(model_list); - return; - } - - FILE* model_list_copy = fopen((iDestDir + "/" + GAMEOBJECT_MODELS).c_str(), "wb"); - if (!model_list_copy) - { - fclose(model_list); - return; - } - - fwrite(VMAP::VMAP_MAGIC, 1, 8, model_list_copy); - - uint32 name_length, displayId; - uint8 isWmo; - char buff[500]; - while (true) - { - if (fread(&displayId, sizeof(uint32), 1, model_list) != 1) - if (feof(model_list)) // EOF flag is only set after failed reading attempt - break; - - if (fread(&isWmo, sizeof(uint8), 1, model_list) != 1 - || fread(&name_length, sizeof(uint32), 1, model_list) != 1 - || name_length >= sizeof(buff) - || fread(&buff, sizeof(char), name_length, model_list) != name_length) - { - std::cout << "\nFile 'temp_gameobject_models' seems to be corrupted" << std::endl; - break; - } - - std::string model_name(buff, name_length); - - WorldModel_Raw raw_model; - if (!raw_model.Read((iSrcDir + "/" + model_name).c_str()) ) - continue; - - spawnedModelFiles.insert(model_name); - AABox bounds; - bool boundEmpty = true; - for (uint32 g = 0; g < raw_model.groupsArray.size(); ++g) - { - std::vector<Vector3>& vertices = raw_model.groupsArray[g].vertexArray; - - uint32 nvectors = vertices.size(); - for (uint32 i = 0; i < nvectors; ++i) - { - Vector3& v = vertices[i]; - if (boundEmpty) - bounds = AABox(v, v), boundEmpty = false; - else - bounds.merge(v); - } - } - - if (bounds.isEmpty()) - { - std::cout << "\nModel " << std::string(buff, name_length) << " has empty bounding box" << std::endl; - continue; - } - - if (!bounds.isFinite()) - { - std::cout << "\nModel " << std::string(buff, name_length) << " has invalid bounding box" << std::endl; - continue; - } - - fwrite(&displayId, sizeof(uint32), 1, model_list_copy); - fwrite(&isWmo, sizeof(uint8), 1, model_list_copy); - fwrite(&name_length, sizeof(uint32), 1, model_list_copy); - fwrite(&buff, sizeof(char), name_length, model_list_copy); - fwrite(&bounds.low(), sizeof(Vector3), 1, model_list_copy); - fwrite(&bounds.high(), sizeof(Vector3), 1, model_list_copy); - } - - fclose(model_list); - fclose(model_list_copy); - } - -// temporary use defines to simplify read/check code (close file and return at fail) -#define READ_OR_RETURN(V, S) if (fread((V), (S), 1, rf) != 1) { \ - fclose(rf); printf("readfail, op = %i\n", readOperation); return(false); } -#define READ_OR_RETURN_WITH_DELETE(V, S) if (fread((V), (S), 1, rf) != 1) { \ - fclose(rf); printf("readfail, op = %i\n", readOperation); delete[] V; return(false); }; -#define CMP_OR_RETURN(V, S) if (strcmp((V), (S)) != 0) { \ - fclose(rf); printf("cmpfail, %s!=%s\n", V, S);return(false); } - - bool GroupModel_Raw::Read(FILE* rf) - { - char blockId[5]; - blockId[4] = 0; - int blocksize; - int readOperation = 0; - - READ_OR_RETURN(&mogpflags, sizeof(uint32)); - READ_OR_RETURN(&GroupWMOID, sizeof(uint32)); - - - Vector3 vec1, vec2; - READ_OR_RETURN(&vec1, sizeof(Vector3)); - - READ_OR_RETURN(&vec2, sizeof(Vector3)); - bounds.set(vec1, vec2); - - READ_OR_RETURN(&liquidflags, sizeof(uint32)); - - // will this ever be used? what is it good for anyway?? - uint32 branches; - READ_OR_RETURN(&blockId, 4); - CMP_OR_RETURN(blockId, "GRP "); - READ_OR_RETURN(&blocksize, sizeof(int)); - READ_OR_RETURN(&branches, sizeof(uint32)); - for (uint32 b=0; b<branches; ++b) - { - uint32 indexes; - // indexes for each branch (not used jet) - READ_OR_RETURN(&indexes, sizeof(uint32)); - } - - // ---- indexes - READ_OR_RETURN(&blockId, 4); - CMP_OR_RETURN(blockId, "INDX"); - READ_OR_RETURN(&blocksize, sizeof(int)); - uint32 nindexes; - READ_OR_RETURN(&nindexes, sizeof(uint32)); - if (nindexes >0) - { - uint16 *indexarray = new uint16[nindexes]; - READ_OR_RETURN_WITH_DELETE(indexarray, nindexes*sizeof(uint16)); - triangles.reserve(nindexes / 3); - for (uint32 i=0; i<nindexes; i+=3) - triangles.push_back(MeshTriangle(indexarray[i], indexarray[i+1], indexarray[i+2])); - - delete[] indexarray; - } - - // ---- vectors - READ_OR_RETURN(&blockId, 4); - CMP_OR_RETURN(blockId, "VERT"); - READ_OR_RETURN(&blocksize, sizeof(int)); - uint32 nvectors; - READ_OR_RETURN(&nvectors, sizeof(uint32)); - - if (nvectors >0) - { - float *vectorarray = new float[nvectors*3]; - READ_OR_RETURN_WITH_DELETE(vectorarray, nvectors*sizeof(float)*3); - for (uint32 i=0; i<nvectors; ++i) - vertexArray.push_back( Vector3(vectorarray + 3*i) ); - - delete[] vectorarray; - } - // ----- liquid - liquid = nullptr; - if (liquidflags & 3) - { - READ_OR_RETURN(&blockId, 4); - CMP_OR_RETURN(blockId, "LIQU"); - READ_OR_RETURN(&blocksize, sizeof(int)); - uint32 liquidType; - READ_OR_RETURN(&liquidType, sizeof(uint32)); - if (liquidflags & 1) - { - WMOLiquidHeader hlq; - READ_OR_RETURN(&hlq, sizeof(WMOLiquidHeader)); - liquid = new WmoLiquid(hlq.xtiles, hlq.ytiles, Vector3(hlq.pos_x, hlq.pos_y, hlq.pos_z), liquidType); - uint32 size = hlq.xverts * hlq.yverts; - READ_OR_RETURN(liquid->GetHeightStorage(), size * sizeof(float)); - size = hlq.xtiles * hlq.ytiles; - READ_OR_RETURN(liquid->GetFlagsStorage(), size); - } - else - { - liquid = new WmoLiquid(0, 0, Vector3::zero(), liquidType); - liquid->GetHeightStorage()[0] = bounds.high().z; - } - } - - return true; - } - - GroupModel_Raw::~GroupModel_Raw() - { - delete liquid; - } - - bool WorldModel_Raw::Read(const char * path) - { - FILE* rf = fopen(path, "rb"); - if (!rf) - { - printf("ERROR: Can't open raw model file: %s\n", path); - return false; - } - - char ident[9]; - ident[8] = '\0'; - int readOperation = 0; - - READ_OR_RETURN(&ident, 8); - CMP_OR_RETURN(ident, RAW_VMAP_MAGIC); - - // we have to read one int. This is needed during the export and we have to skip it here - uint32 tempNVectors; - READ_OR_RETURN(&tempNVectors, sizeof(tempNVectors)); - - uint32 groups; - READ_OR_RETURN(&groups, sizeof(uint32)); - READ_OR_RETURN(&RootWMOID, sizeof(uint32)); - - groupsArray.resize(groups); - bool succeed = true; - for (uint32 g = 0; g < groups && succeed; ++g) - succeed = groupsArray[g].Read(rf); - - if (succeed) /// rf will be freed inside Read if the function had any errors. - fclose(rf); - return succeed; - } - - // drop of temporary use defines - #undef READ_OR_RETURN - #undef CMP_OR_RETURN -} diff --git a/src/common/Collision/Maps/TileAssembler.h b/src/common/Collision/Maps/TileAssembler.h deleted file mode 100644 index ef0f4b2adc8..00000000000 --- a/src/common/Collision/Maps/TileAssembler.h +++ /dev/null @@ -1,126 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#ifndef _TILEASSEMBLER_H_ -#define _TILEASSEMBLER_H_ - -#include <G3D/Vector3.h> -#include <G3D/Matrix3.h> -#include <deque> -#include <map> -#include <set> - -#include "ModelInstance.h" -#include "WorldModel.h" - -namespace VMAP -{ - /** - This Class is used to convert raw vector data into balanced BSP-Trees. - To start the conversion call convertWorld(). - */ - //=============================================== - - class TC_COMMON_API ModelPosition - { - private: - G3D::Matrix3 iRotation; - public: - ModelPosition(): iScale(0.0f) { } - G3D::Vector3 iPos; - G3D::Vector3 iDir; - float iScale; - void init() - { - iRotation = G3D::Matrix3::fromEulerAnglesZYX(G3D::pif()*iDir.y/180.f, G3D::pif()*iDir.x/180.f, G3D::pif()*iDir.z/180.f); - } - G3D::Vector3 transform(const G3D::Vector3& pIn) const; - void moveToBasePos(const G3D::Vector3& pBasePos) { iPos -= pBasePos; } - }; - - struct TileSpawn - { - TileSpawn() : Id(0), Flags(0) { } - TileSpawn(uint32 id, uint32 flags) : Id(id), Flags(flags) { } - - uint32 Id; - uint32 Flags; - - bool operator<(TileSpawn const& right) const { return Id < right.Id; } - }; - - struct TC_COMMON_API MapSpawns - { - MapSpawns() { } - - uint32 MapId; - std::map<uint32, ModelSpawn> UniqueEntries; - std::map<uint32 /*packedTileId*/, std::set<TileSpawn>> TileEntries; - std::map<uint32 /*packedTileId*/, std::set<TileSpawn>> ParentTileEntries; - }; - - typedef std::deque<MapSpawns> MapData; - //=============================================== - - struct TC_COMMON_API GroupModel_Raw - { - uint32 mogpflags; - uint32 GroupWMOID; - - G3D::AABox bounds; - uint32 liquidflags; - std::vector<MeshTriangle> triangles; - std::vector<G3D::Vector3> vertexArray; - class WmoLiquid* liquid; - - GroupModel_Raw() : mogpflags(0), GroupWMOID(0), liquidflags(0), - liquid(NULL) { } - ~GroupModel_Raw(); - - bool Read(FILE* f); - }; - - struct TC_COMMON_API WorldModel_Raw - { - uint32 RootWMOID; - std::vector<GroupModel_Raw> groupsArray; - - bool Read(const char * path); - }; - - class TC_COMMON_API TileAssembler - { - private: - std::string iDestDir; - std::string iSrcDir; - MapData mapData; - std::set<std::string> spawnedModelFiles; - - public: - TileAssembler(const std::string& pSrcDirName, const std::string& pDestDirName); - virtual ~TileAssembler(); - - bool convertWorld2(); - bool readMapSpawns(); - bool calculateTransformedBound(ModelSpawn &spawn); - void exportGameobjectModels(); - - bool convertRawFile(const std::string& pModelFilename); - }; - -} // VMAP -#endif /*_TILEASSEMBLER_H_*/ diff --git a/src/common/Collision/VMapDefinitions.h b/src/common/Collision/VMapDefinitions.h index b31ab96a290..2a8938d1fd8 100644 --- a/src/common/Collision/VMapDefinitions.h +++ b/src/common/Collision/VMapDefinitions.h @@ -28,7 +28,7 @@ namespace VMAP const char RAW_VMAP_MAGIC[] = "VMAP048"; // used in extracted vmap files with raw data const char GAMEOBJECT_MODELS[] = "GameObjectModels.dtree"; - // defined in TileAssembler.cpp currently... + // defined in VMapManager2.cpp currently... bool readChunk(FILE* rf, char *dest, const char *compare, uint32 len); } |