[8344] | 1 | /* |
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| 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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| 12 | main-programmer: Patrick Boenzli |
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| 13 | */ |
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| 14 | |
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| 15 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_IMPORTER |
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| 16 | |
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| 17 | #include "md3_data.h" |
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| 18 | |
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[8357] | 19 | #include "md3_bone_frame.h" |
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[8371] | 20 | #include "md3_tag.h" |
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[8372] | 21 | #include "md3_mesh.h" |
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[8344] | 22 | |
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[8418] | 23 | #include "material.h" |
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[8357] | 24 | |
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[8490] | 25 | #include "debug.h" |
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[8418] | 26 | |
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[8351] | 27 | namespace md3 |
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| 28 | { |
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[8344] | 29 | |
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| 30 | /******************************************************************************** |
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| 31 | * MD3Data * |
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| 32 | ********************************************************************************/ |
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| 33 | |
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| 34 | /** |
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| 35 | \brief simple constructor |
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| 36 | */ |
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| 37 | MD3Data::MD3Data(const std::string& modelFileName, const std::string& skinFileName, float scale) |
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| 38 | { |
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| 39 | |
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| 40 | |
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| 41 | |
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| 42 | this->loadModel(modelFileName); |
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[8354] | 43 | // this->loadSkin(skinFileName); |
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[8344] | 44 | } |
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| 45 | |
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| 46 | |
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| 47 | /** |
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| 48 | \brief simple destructor |
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| 49 | |
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| 50 | this will clean out all the necessary data for a specific md2model |
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| 51 | */ |
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| 52 | MD3Data::~MD3Data() |
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| 53 | { |
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| 54 | delete this->header; |
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| 55 | } |
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| 56 | |
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| 57 | |
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| 58 | |
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| 59 | /** |
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| 60 | \brief this will load the whole model data (vertices, opengl command list, ...) |
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| 61 | * @param fileName: the name of the model file |
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| 62 | \return true if success |
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| 63 | */ |
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| 64 | bool MD3Data::loadModel(const std::string& fileName) |
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| 65 | { |
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| 66 | FILE *pFile; //file stream |
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[8353] | 67 | // char* buffer; //buffer for frame data |
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[8354] | 68 | int fileOffset = 0; // file data offset |
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[8346] | 69 | |
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| 70 | |
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[8344] | 71 | |
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| 72 | //! @todo this chek should include deleting a loaded model (eventually) |
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| 73 | if (fileName.empty()) |
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| 74 | return false; |
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| 75 | |
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[8354] | 76 | PRINTF(0)("opening file: %s\n", fileName.c_str()); |
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[8344] | 77 | pFile = fopen(fileName.c_str(), "rb"); |
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| 78 | if( unlikely(!pFile)) |
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| 79 | { |
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[8347] | 80 | PRINTF(1)("Couldn't open the MD3 File for loading. Exiting.\n"); |
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[8344] | 81 | return false; |
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| 82 | } |
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[8357] | 83 | fileOffset += this->readHeader(pFile, fileOffset); |
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[8344] | 84 | /* check for the header version: make sure its a md2 file :) */ |
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[8354] | 85 | if( unlikely(this->header->version != MD3_VERSION) && unlikely(this->header->ident != MD3_IDENT)) |
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[8344] | 86 | { |
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| 87 | PRINTF(1)("Couldn't load file %s: invalid file format: stop loading\n", fileName.c_str()); |
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| 88 | return false; |
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| 89 | } |
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| 90 | |
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[8353] | 91 | |
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[8354] | 92 | // check if the filesize is correct |
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| 93 | if( this->header->fileSize > this->header->tagStart && |
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| 94 | this->header->fileSize >= this->header->meshStart) |
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| 95 | { |
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| 96 | bool bBoneFrames, bTags, bMeshes; |
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| 97 | bBoneFrames = ( this->header->boneFrameNum == 0); |
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| 98 | bTags = ( this->header->tagNum == 0); |
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| 99 | bMeshes = ( this->header->meshNum == 0); |
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| 100 | |
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| 101 | // read different parts of the model in correct order |
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| 102 | while( !(bBoneFrames && bTags && bMeshes)) |
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| 103 | { |
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[8426] | 104 | printf("while, fileOffset = %i\n", fileOffset); |
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[8354] | 105 | if( fileOffset == this->header->boneFrameStart && !bBoneFrames) |
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[8355] | 106 | { |
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| 107 | fileOffset += this->readBoneFrames(pFile, fileOffset); |
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| 108 | bBoneFrames = true; |
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| 109 | } |
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[8354] | 110 | else if( fileOffset == this->header->tagStart && !bTags) |
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[8355] | 111 | { |
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| 112 | fileOffset += this->readTags(pFile, fileOffset); |
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| 113 | bTags = true; |
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| 114 | } |
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[8354] | 115 | else if( fileOffset == this->header->meshStart && !bMeshes) |
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[8355] | 116 | { |
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| 117 | fileOffset += this->readMeshes(pFile, fileOffset); |
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| 118 | bMeshes = true; |
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| 119 | } |
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[8354] | 120 | } |
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| 121 | |
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| 122 | } |
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| 123 | |
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[8344] | 124 | fclose(pFile); |
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[8347] | 125 | |
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| 126 | return true; |
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[8344] | 127 | } |
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| 128 | |
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| 129 | |
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| 130 | /** |
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| 131 | \brief loads the skin/material stuff |
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| 132 | * @param fileName: name of the skin file |
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| 133 | \return true if success |
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| 134 | */ |
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| 135 | bool MD3Data::loadSkin(const std::string& fileName) |
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| 136 | { |
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[8357] | 137 | // if( fileName.empty()) |
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| 138 | // { |
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| 139 | // this->skinFileName = ""; |
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| 140 | // return false; |
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| 141 | // } |
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| 142 | // |
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| 143 | // this->skinFileName = fileName; |
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| 144 | // |
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| 145 | // this->material.setName("md2ModelMaterial"); |
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| 146 | // this->material.setDiffuseMap(fileName); |
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| 147 | // this->material.setIllum(3); |
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| 148 | // this->material.setAmbient(1.0, 1.0, 1.0); |
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[8344] | 149 | |
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[8347] | 150 | return true; |
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[8344] | 151 | } |
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[8346] | 152 | |
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| 153 | |
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| 154 | /** |
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| 155 | * read heaader |
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| 156 | */ |
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[8355] | 157 | int MD3Data::readHeader(FILE* pFile, int fileOffset) |
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| 158 | { |
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[8426] | 159 | PRINTF(0)("Reading Header\n"); |
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| 160 | |
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[8357] | 161 | this->header = new MD3Header; |
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| 162 | fread(this->header, 1, sizeof(MD3Header), pFile); |
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| 163 | |
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| 164 | //header debug: |
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| 165 | PRINTF(0)("MD3 Header debug section======================================\n"); |
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| 166 | printf("ident: %i\n", this->header->ident); |
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| 167 | printf("version: %i\n", this->header->version); |
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| 168 | printf("filename: %s\n", this->header->filename); |
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| 169 | printf("boneFrameNum: %i\n", this->header->boneFrameNum); |
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| 170 | printf("tag number: %i\n", this->header->tagNum); |
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| 171 | printf("mesh number: %i\n", this->header->meshNum); |
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| 172 | printf("max tex num: %i\n", this->header->maxTexNum); |
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| 173 | printf("bone frame start: %i\n", this->header->boneFrameStart); |
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| 174 | printf("tag start: %i\n", this->header->tagStart); |
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| 175 | printf("mesh start: %i\n", this->header->meshStart); |
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| 176 | printf("fileSize: %i\n", this->header->fileSize); |
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| 177 | |
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| 178 | return sizeof(MD3Header); |
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[8355] | 179 | } |
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[8346] | 180 | |
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| 181 | |
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| 182 | /** |
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| 183 | * read bone frames |
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| 184 | */ |
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[8355] | 185 | int MD3Data::readBoneFrames(FILE* pFile, int fileOffset) |
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| 186 | { |
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[8426] | 187 | PRINTF(0)("Reading Bone Frames\n"); |
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| 188 | |
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[8357] | 189 | this->boneFrames = new MD3BoneFrame*[this->header->boneFrameNum]; |
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| 190 | |
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| 191 | for( int i = 0; i < this->header->boneFrameNum; i++) |
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[8358] | 192 | { |
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[8357] | 193 | this->boneFrames[i] = new MD3BoneFrame(i); |
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| 194 | |
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[8358] | 195 | MD3BoneFrameData* md = new MD3BoneFrameData; |
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| 196 | fread(md, 1, sizeof(MD3BoneFrameData), pFile); |
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[8372] | 197 | this->boneFrames[i]->data = md; |
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[8358] | 198 | } |
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| 199 | |
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| 200 | return this->header->boneFrameNum * sizeof(MD3BoneFrameData); |
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[8355] | 201 | } |
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[8346] | 202 | |
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| 203 | |
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| 204 | /** |
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| 205 | * read the tags |
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| 206 | */ |
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[8355] | 207 | int MD3Data::readTags(FILE* pFile, int fileOffset) |
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| 208 | { |
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[8426] | 209 | PRINTF(0)("Reading Tags\n"); |
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[8359] | 210 | |
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| 211 | for( int i = 0; i < this->header->boneFrameNum; i++) |
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| 212 | { |
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[8371] | 213 | this->boneFrames[i]->tags = new MD3Tag*[this->header->tagNum]; |
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| 214 | |
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[8359] | 215 | for( int j = 0; j < this->header->tagNum; j++) |
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| 216 | { |
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[8371] | 217 | this->boneFrames[i]->tags[j] = new MD3Tag(); |
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| 218 | MD3TagData* md = new MD3TagData; |
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| 219 | fread(md, 1, sizeof(MD3TagData), pFile); |
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[8372] | 220 | this->boneFrames[i]->tags[j]->data = md; |
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[8359] | 221 | } |
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| 222 | } |
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| 223 | |
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[8371] | 224 | return this->header->boneFrameNum * this->header->tagNum * sizeof(MD3TagData); |
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[8355] | 225 | } |
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[8346] | 226 | |
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| 227 | |
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| 228 | /** |
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| 229 | * read meshes |
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| 230 | */ |
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[8355] | 231 | int MD3Data::readMeshes(FILE* pFile, int fileOffset) |
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| 232 | { |
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[8426] | 233 | PRINTF(0)("Reading Mesh Data\n"); |
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[8375] | 234 | |
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[8432] | 235 | fileOffset = 0; |
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[8426] | 236 | |
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[8372] | 237 | this->meshes = new MD3Mesh*[this->header->meshNum]; |
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| 238 | |
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| 239 | for( int i = 0; i < this->header->meshNum; i++) |
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| 240 | { |
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| 241 | this->meshes[i] = new MD3Mesh(); |
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| 242 | |
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[8432] | 243 | int localFileOffset = 0; |
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[8375] | 244 | bool bTriangles, bTexVecs, bVertices, bTextures; //!< the parts that have been read so far |
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[8374] | 245 | |
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| 246 | //start reading mesh data |
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[8375] | 247 | MD3MeshHeader* md = new MD3MeshHeader; |
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| 248 | fread(md, 1, sizeof(MD3MeshHeader), pFile); |
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| 249 | this->meshes[i]->header = md; |
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| 250 | localFileOffset += sizeof(MD3MeshHeader); |
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[8374] | 251 | |
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[8426] | 252 | PRINTF(0)("MD3 Mesh Header debug section\n"); |
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| 253 | printf("ident: %i\n", md->id); |
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| 254 | printf("filename: %s\n", md->name); |
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| 255 | printf("meshFrameNum: %i\n", md->meshFrameNum); |
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| 256 | printf("textureNum: %i\n", md->textureNum); |
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| 257 | printf("vertexNum: %i \n", md->vertexNum); |
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| 258 | printf("triangleNum: %i\n", md->triangleNum); |
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| 259 | printf("triangleStart: %i\n", md->triangleStart); |
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| 260 | printf("textureStart: %i\n", md->textureStart); |
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| 261 | printf("texVecStart: %i\n", md->texVecStart); |
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| 262 | printf("vertexStart: %i\n", md->vertexStart); |
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| 263 | printf("fileSize: %i\n", md->meshSize); |
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| 264 | |
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[8432] | 265 | if( unlikely(this->meshes[i]->header->id != MD3_IDENT)) |
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| 266 | { |
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| 267 | PRINTF(1)("Wrong MD3 mesh file tag, file %s could be corrupt\n", this->filename.c_str()); |
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| 268 | return false; |
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| 269 | } |
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| 270 | |
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[8375] | 271 | // check which parts to be loaded |
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| 272 | bTriangles = ( this->meshes[i]->header->triangleNum == 0); |
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| 273 | bTexVecs = ( this->meshes[i]->header->vertexNum == 0); |
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| 274 | bVertices = ( this->meshes[i]->header->meshFrameNum == 0); |
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| 275 | bTextures = ( this->meshes[i]->header->textureNum == 0); |
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| 276 | |
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| 277 | // now read the data block whise |
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| 278 | while( !(bTriangles && bTexVecs && bVertices && bTextures)) |
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| 279 | { |
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[8426] | 280 | PRINTF(0)("while2: localOffset = %i\n", localFileOffset); |
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[8375] | 281 | if( localFileOffset == this->meshes[i]->header->triangleStart && !bTriangles) |
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| 282 | { |
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[8382] | 283 | localFileOffset += this->readMeshTriangles(pFile, localFileOffset, i); |
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[8375] | 284 | bTriangles = true; |
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| 285 | } |
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| 286 | else if( localFileOffset == this->meshes[i]->header->textureStart && !bTextures) |
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| 287 | { |
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[8428] | 288 | localFileOffset += this->readMeshTextures(pFile, localFileOffset, i); |
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[8375] | 289 | bTextures = true; |
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| 290 | } |
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| 291 | else if( localFileOffset == this->meshes[i]->header->texVecStart && !bTexVecs) |
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| 292 | { |
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[8382] | 293 | localFileOffset += this->readMeshTexVecs(pFile, localFileOffset, i); |
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[8375] | 294 | bTexVecs = true; |
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| 295 | } |
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[8428] | 296 | else if( localFileOffset == this->meshes[i]->header->vertexStart && !bVertices) |
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[8375] | 297 | { |
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[8382] | 298 | localFileOffset += this->readMeshVertices(pFile, localFileOffset, i); |
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[8375] | 299 | bVertices = true; |
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| 300 | } |
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| 301 | } |
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[8432] | 302 | fileOffset += localFileOffset; |
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| 303 | PRINTF(0)("finished reading mesh %i, got %i of %i byes\n", i, localFileOffset, md->meshSize); |
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[8372] | 304 | } |
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[8432] | 305 | return fileOffset; |
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[8355] | 306 | } |
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[8351] | 307 | |
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[8382] | 308 | |
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| 309 | |
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[8418] | 310 | /** |
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| 311 | * reading in the mesh triangles |
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| 312 | */ |
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[8382] | 313 | int MD3Data::readMeshTriangles(FILE* pFile, int fileOffset, int mesh) |
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| 314 | { |
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[8426] | 315 | PRINTF(0)("Reading Mesh Triangles\n"); |
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[8416] | 316 | // create the memomry to save the triangles |
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[8418] | 317 | this->meshes[mesh]->triangles = new MD3Triangle[this->meshes[mesh]->header->triangleNum]; |
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[8433] | 318 | fread(this->meshes[mesh]->triangles, 1, sizeof(MD3Triangle) * this->meshes[mesh]->header->triangleNum, pFile); |
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[8416] | 319 | |
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| 320 | return this->meshes[mesh]->header->triangleNum * sizeof(MD3Triangle); |
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[8353] | 321 | } |
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| 322 | |
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[8418] | 323 | |
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| 324 | /** |
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| 325 | * reading in the mesh textures |
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| 326 | */ |
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[8382] | 327 | int MD3Data::readMeshTextures(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 328 | { |
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[8426] | 329 | PRINTF(0)("Reading Mesh Textures\n"); |
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| 330 | |
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[8418] | 331 | // create the textures |
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| 332 | this->meshes[mesh]->material = new Material[this->meshes[mesh]->header->textureNum]; |
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| 333 | |
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| 334 | MD3Texture* tex = new MD3Texture[this->meshes[mesh]->header->textureNum]; |
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[8433] | 335 | fread(tex, 1, sizeof(MD3Texture) * this->meshes[mesh]->header->textureNum, pFile); |
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[8418] | 336 | |
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| 337 | for( int i = 0; i < this->meshes[mesh]->header->textureNum; i++) { |
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| 338 | PRINTF(0)(" texture file: %s\n", tex[i].fileName); |
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| 339 | this->meshes[mesh]->material[i].setDiffuseMap(tex[i].fileName); |
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| 340 | this->meshes[mesh]->material[i].setAmbient(1, 1, 1); |
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| 341 | } |
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| 342 | |
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| 343 | return this->meshes[mesh]->header->textureNum * sizeof(MD3Texture); |
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[8416] | 344 | } |
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[8382] | 345 | |
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[8418] | 346 | |
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| 347 | /** |
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| 348 | * reading in the mesh tex vecs |
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| 349 | */ |
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[8382] | 350 | int MD3Data::readMeshTexVecs(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 351 | { |
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[8426] | 352 | PRINTF(0)("Reading Mesh TexVecs\n"); |
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[8428] | 353 | |
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[8420] | 354 | this->meshes[mesh]->texVecs = new MD3TexVecs[this->meshes[mesh]->header->vertexNum]; |
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[8433] | 355 | fread(this->meshes[mesh]->texVecs, 1, sizeof(MD3TexVecs) * this->meshes[mesh]->header->vertexNum, pFile); |
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[8420] | 356 | |
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| 357 | return this->meshes[mesh]->header->vertexNum * sizeof(MD3TexVecs); |
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[8416] | 358 | } |
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[8382] | 359 | |
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[8418] | 360 | |
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| 361 | /** |
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| 362 | * reading in the mesh vertices |
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| 363 | */ |
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[8382] | 364 | int MD3Data::readMeshVertices(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 365 | { |
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[8426] | 366 | PRINTF(0)("Reading Mesh Vertices\n"); |
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| 367 | |
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[8423] | 368 | // reserver memory for the vertex informations |
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| 369 | this->meshes[mesh]->meshFrames = new sVec3D[this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum]; |
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| 370 | this->meshes[mesh]->normals = new MD3Normal[this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum]; |
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| 371 | |
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[8436] | 372 | for( int i = 0; i < this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum; i++) |
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| 373 | { |
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| 374 | // read out the compressed data |
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| 375 | MD3VertexCompressed* vc = new MD3VertexCompressed; |
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| 376 | fread(vc, 1, sizeof(MD3VertexCompressed), pFile); |
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[8423] | 377 | |
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[8436] | 378 | this->meshes[mesh]->meshFrames[i][0] = (float)vc->vector[0] / 64.0f; |
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| 379 | this->meshes[mesh]->meshFrames[i][1] = (float)vc->vector[1] / 64.0f; |
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| 380 | this->meshes[mesh]->meshFrames[i][2] = (float)vc->vector[2] / 64.0f; |
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[8423] | 381 | |
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[8436] | 382 | this->meshes[mesh]->normals[i].vertexNormal[0] = vc->vertexNormal[0]; |
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| 383 | this->meshes[mesh]->normals[i].vertexNormal[1] = vc->vertexNormal[1]; |
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[8439] | 384 | |
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| 385 | delete vc; |
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[8423] | 386 | } |
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| 387 | |
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| 388 | // delete the temp memory again |
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[8436] | 389 | // delete vc; |
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[8423] | 390 | |
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| 391 | return this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum * sizeof(MD3VertexCompressed); |
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[8416] | 392 | } |
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[8382] | 393 | |
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| 394 | } |
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| 395 | |
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| 396 | |
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| 397 | |
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| 398 | |
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| 399 | |
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| 400 | |
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| 401 | |
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