[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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[8418] | 25 | |
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[8351] | 26 | namespace md3 |
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| 27 | { |
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[8344] | 28 | |
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| 29 | /******************************************************************************** |
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| 30 | * MD3Data * |
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| 31 | ********************************************************************************/ |
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| 32 | |
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| 33 | /** |
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| 34 | \brief simple constructor |
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| 35 | */ |
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| 36 | MD3Data::MD3Data(const std::string& modelFileName, const std::string& skinFileName, float scale) |
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| 37 | { |
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| 38 | |
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| 39 | |
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| 40 | |
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| 41 | this->loadModel(modelFileName); |
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[8354] | 42 | // this->loadSkin(skinFileName); |
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[8344] | 43 | } |
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| 44 | |
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| 45 | |
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| 46 | /** |
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| 47 | \brief simple destructor |
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| 48 | |
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| 49 | this will clean out all the necessary data for a specific md2model |
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| 50 | */ |
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| 51 | MD3Data::~MD3Data() |
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| 52 | { |
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| 53 | delete this->header; |
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| 54 | } |
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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 | \brief this will load the whole model data (vertices, opengl command list, ...) |
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| 60 | * @param fileName: the name of the model file |
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| 61 | \return true if success |
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| 62 | */ |
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| 63 | bool MD3Data::loadModel(const std::string& fileName) |
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| 64 | { |
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| 65 | FILE *pFile; //file stream |
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[8353] | 66 | // char* buffer; //buffer for frame data |
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[8354] | 67 | int fileOffset = 0; // file data offset |
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[8346] | 68 | |
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| 69 | |
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[8344] | 70 | |
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| 71 | //! @todo this chek should include deleting a loaded model (eventually) |
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| 72 | if (fileName.empty()) |
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| 73 | return false; |
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| 74 | |
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[8354] | 75 | PRINTF(0)("opening file: %s\n", fileName.c_str()); |
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[8344] | 76 | pFile = fopen(fileName.c_str(), "rb"); |
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| 77 | if( unlikely(!pFile)) |
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| 78 | { |
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[8347] | 79 | PRINTF(1)("Couldn't open the MD3 File for loading. Exiting.\n"); |
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[8344] | 80 | return false; |
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| 81 | } |
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[8357] | 82 | fileOffset += this->readHeader(pFile, fileOffset); |
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[8344] | 83 | /* check for the header version: make sure its a md2 file :) */ |
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[8354] | 84 | if( unlikely(this->header->version != MD3_VERSION) && unlikely(this->header->ident != MD3_IDENT)) |
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[8344] | 85 | { |
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| 86 | PRINTF(1)("Couldn't load file %s: invalid file format: stop loading\n", fileName.c_str()); |
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| 87 | return false; |
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| 88 | } |
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| 89 | |
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[8353] | 90 | |
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[8354] | 91 | // check if the filesize is correct |
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| 92 | if( this->header->fileSize > this->header->tagStart && |
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| 93 | this->header->fileSize >= this->header->meshStart) |
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| 94 | { |
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| 95 | bool bBoneFrames, bTags, bMeshes; |
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| 96 | bBoneFrames = ( this->header->boneFrameNum == 0); |
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| 97 | bTags = ( this->header->tagNum == 0); |
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| 98 | bMeshes = ( this->header->meshNum == 0); |
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| 99 | |
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| 100 | // read different parts of the model in correct order |
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| 101 | while( !(bBoneFrames && bTags && bMeshes)) |
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| 102 | { |
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[8426] | 103 | printf("while, fileOffset = %i\n", fileOffset); |
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[8354] | 104 | if( fileOffset == this->header->boneFrameStart && !bBoneFrames) |
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[8355] | 105 | { |
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| 106 | fileOffset += this->readBoneFrames(pFile, fileOffset); |
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| 107 | bBoneFrames = true; |
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| 108 | } |
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[8354] | 109 | else if( fileOffset == this->header->tagStart && !bTags) |
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[8355] | 110 | { |
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| 111 | fileOffset += this->readTags(pFile, fileOffset); |
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| 112 | bTags = true; |
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| 113 | } |
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[8354] | 114 | else if( fileOffset == this->header->meshStart && !bMeshes) |
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[8355] | 115 | { |
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| 116 | fileOffset += this->readMeshes(pFile, fileOffset); |
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| 117 | bMeshes = true; |
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| 118 | } |
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[8354] | 119 | } |
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| 120 | |
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| 121 | } |
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| 122 | |
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[8344] | 123 | fclose(pFile); |
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[8347] | 124 | |
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| 125 | return true; |
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[8344] | 126 | } |
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| 127 | |
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| 128 | |
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| 129 | /** |
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| 130 | \brief loads the skin/material stuff |
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| 131 | * @param fileName: name of the skin file |
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| 132 | \return true if success |
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| 133 | */ |
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| 134 | bool MD3Data::loadSkin(const std::string& fileName) |
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| 135 | { |
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[8357] | 136 | // if( fileName.empty()) |
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| 137 | // { |
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| 138 | // this->skinFileName = ""; |
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| 139 | // return false; |
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| 140 | // } |
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| 141 | // |
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| 142 | // this->skinFileName = fileName; |
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| 143 | // |
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| 144 | // this->material.setName("md2ModelMaterial"); |
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| 145 | // this->material.setDiffuseMap(fileName); |
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| 146 | // this->material.setIllum(3); |
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| 147 | // this->material.setAmbient(1.0, 1.0, 1.0); |
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[8344] | 148 | |
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[8347] | 149 | return true; |
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[8344] | 150 | } |
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[8346] | 151 | |
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| 152 | |
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| 153 | /** |
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| 154 | * read heaader |
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| 155 | */ |
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[8355] | 156 | int MD3Data::readHeader(FILE* pFile, int fileOffset) |
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| 157 | { |
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[8426] | 158 | PRINTF(0)("Reading Header\n"); |
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| 159 | |
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[8357] | 160 | this->header = new MD3Header; |
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| 161 | fread(this->header, 1, sizeof(MD3Header), pFile); |
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| 162 | |
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| 163 | //header debug: |
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| 164 | PRINTF(0)("MD3 Header debug section======================================\n"); |
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| 165 | printf("ident: %i\n", this->header->ident); |
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| 166 | printf("version: %i\n", this->header->version); |
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| 167 | printf("filename: %s\n", this->header->filename); |
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| 168 | printf("boneFrameNum: %i\n", this->header->boneFrameNum); |
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| 169 | printf("tag number: %i\n", this->header->tagNum); |
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| 170 | printf("mesh number: %i\n", this->header->meshNum); |
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| 171 | printf("max tex num: %i\n", this->header->maxTexNum); |
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| 172 | printf("bone frame start: %i\n", this->header->boneFrameStart); |
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| 173 | printf("tag start: %i\n", this->header->tagStart); |
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| 174 | printf("mesh start: %i\n", this->header->meshStart); |
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| 175 | printf("fileSize: %i\n", this->header->fileSize); |
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| 176 | |
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| 177 | return sizeof(MD3Header); |
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[8355] | 178 | } |
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[8346] | 179 | |
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| 180 | |
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| 181 | /** |
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| 182 | * read bone frames |
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| 183 | */ |
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[8355] | 184 | int MD3Data::readBoneFrames(FILE* pFile, int fileOffset) |
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| 185 | { |
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[8426] | 186 | PRINTF(0)("Reading Bone Frames\n"); |
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| 187 | |
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[8357] | 188 | this->boneFrames = new MD3BoneFrame*[this->header->boneFrameNum]; |
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| 189 | |
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| 190 | for( int i = 0; i < this->header->boneFrameNum; i++) |
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[8358] | 191 | { |
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[8357] | 192 | this->boneFrames[i] = new MD3BoneFrame(i); |
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| 193 | |
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[8358] | 194 | MD3BoneFrameData* md = new MD3BoneFrameData; |
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| 195 | fread(md, 1, sizeof(MD3BoneFrameData), pFile); |
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[8372] | 196 | this->boneFrames[i]->data = md; |
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[8358] | 197 | } |
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| 198 | |
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| 199 | return this->header->boneFrameNum * sizeof(MD3BoneFrameData); |
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[8355] | 200 | } |
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[8346] | 201 | |
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| 202 | |
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| 203 | /** |
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| 204 | * read the tags |
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| 205 | */ |
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[8355] | 206 | int MD3Data::readTags(FILE* pFile, int fileOffset) |
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| 207 | { |
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[8426] | 208 | PRINTF(0)("Reading Tags\n"); |
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[8359] | 209 | // this->boneFrames = new MD3BoneFrame*[this->header->boneFrameNum]; |
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| 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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[8426] | 235 | int localFileOffset = 0; //!< local file offset |
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| 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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[8426] | 243 | 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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[8375] | 252 | if( unlikely(this->meshes[i]->header->id != MD3_IDENT)) |
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| 253 | { |
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| 254 | PRINTF(1)("Wrong MD3 mesh file tag, file %s could be corrupt\n", this->filename.c_str()); |
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| 255 | return false; |
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| 256 | } |
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| 257 | |
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[8426] | 258 | PRINTF(0)("MD3 Mesh Header debug section\n"); |
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| 259 | printf("ident: %i\n", md->id); |
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| 260 | printf("filename: %s\n", md->name); |
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| 261 | printf("meshFrameNum: %i\n", md->meshFrameNum); |
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| 262 | printf("textureNum: %i\n", md->textureNum); |
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| 263 | printf("vertexNum: %i \n", md->vertexNum); |
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| 264 | printf("triangleNum: %i\n", md->triangleNum); |
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| 265 | printf("triangleStart: %i\n", md->triangleStart); |
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| 266 | printf("textureStart: %i\n", md->textureStart); |
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| 267 | printf("texVecStart: %i\n", md->texVecStart); |
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| 268 | printf("vertexStart: %i\n", md->vertexStart); |
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| 269 | printf("fileSize: %i\n", md->meshSize); |
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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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[8372] | 302 | } |
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[8426] | 303 | return localFileOffset; |
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[8355] | 304 | } |
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[8351] | 305 | |
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[8382] | 306 | |
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| 307 | |
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[8418] | 308 | /** |
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| 309 | * reading in the mesh triangles |
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| 310 | */ |
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[8382] | 311 | int MD3Data::readMeshTriangles(FILE* pFile, int fileOffset, int mesh) |
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| 312 | { |
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[8426] | 313 | PRINTF(0)("Reading Mesh Triangles\n"); |
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[8416] | 314 | // create the memomry to save the triangles |
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[8418] | 315 | this->meshes[mesh]->triangles = new MD3Triangle[this->meshes[mesh]->header->triangleNum]; |
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| 316 | fread(this->meshes[mesh]->triangles, 1, sizeof(MD3Triangle), pFile); |
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[8416] | 317 | |
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| 318 | return this->meshes[mesh]->header->triangleNum * sizeof(MD3Triangle); |
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[8353] | 319 | } |
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| 320 | |
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[8418] | 321 | |
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| 322 | /** |
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| 323 | * reading in the mesh textures |
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| 324 | */ |
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[8382] | 325 | int MD3Data::readMeshTextures(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 326 | { |
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[8426] | 327 | PRINTF(0)("Reading Mesh Textures\n"); |
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| 328 | |
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[8418] | 329 | // create the textures |
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| 330 | this->meshes[mesh]->material = new Material[this->meshes[mesh]->header->textureNum]; |
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| 331 | |
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| 332 | MD3Texture* tex = new MD3Texture[this->meshes[mesh]->header->textureNum]; |
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[8427] | 333 | fread(tex, 1, sizeof(MD3Texture), pFile); |
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[8418] | 334 | |
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| 335 | for( int i = 0; i < this->meshes[mesh]->header->textureNum; i++) { |
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| 336 | PRINTF(0)(" texture file: %s\n", tex[i].fileName); |
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| 337 | this->meshes[mesh]->material[i].setDiffuseMap(tex[i].fileName); |
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| 338 | this->meshes[mesh]->material[i].setAmbient(1, 1, 1); |
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| 339 | } |
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| 340 | |
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| 341 | return this->meshes[mesh]->header->textureNum * sizeof(MD3Texture); |
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[8416] | 342 | } |
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[8382] | 343 | |
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[8418] | 344 | |
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| 345 | /** |
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| 346 | * reading in the mesh tex vecs |
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| 347 | */ |
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[8382] | 348 | int MD3Data::readMeshTexVecs(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 349 | { |
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[8426] | 350 | PRINTF(0)("Reading Mesh TexVecs\n"); |
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[8428] | 351 | |
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[8420] | 352 | this->meshes[mesh]->texVecs = new MD3TexVecs[this->meshes[mesh]->header->vertexNum]; |
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| 353 | fread(this->meshes[mesh]->texVecs, 1, sizeof(MD3TexVecs), pFile); |
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| 354 | |
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| 355 | return this->meshes[mesh]->header->vertexNum * sizeof(MD3TexVecs); |
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[8416] | 356 | } |
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[8382] | 357 | |
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[8418] | 358 | |
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| 359 | /** |
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| 360 | * reading in the mesh vertices |
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| 361 | */ |
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[8382] | 362 | int MD3Data::readMeshVertices(FILE* pFile, int fileOffset, int mesh) |
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[8416] | 363 | { |
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[8426] | 364 | PRINTF(0)("Reading Mesh Vertices\n"); |
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| 365 | |
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[8423] | 366 | // reserver memory for the vertex informations |
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| 367 | this->meshes[mesh]->meshFrames = new sVec3D[this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum]; |
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| 368 | this->meshes[mesh]->normals = new MD3Normal[this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum]; |
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| 369 | |
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| 370 | // read out the compressed data |
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| 371 | MD3VertexCompressed* vc = new MD3VertexCompressed[this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum]; |
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| 372 | fread(vc, 1, sizeof(MD3VertexCompressed), pFile); |
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| 373 | |
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| 374 | int index; |
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| 375 | |
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| 376 | for( int i = 0; i < this->meshes[mesh]->header->meshFrameNum; i++) |
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| 377 | { |
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| 378 | for( int j = 0; j < this->meshes[mesh]->header->vertexNum; j++) |
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| 379 | { |
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| 380 | index = i * this->meshes[mesh]->header->meshFrameNum + j; |
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| 381 | this->meshes[mesh]->meshFrames[index][0] = (float)vc[index].vector[0] / 64.0f; |
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| 382 | this->meshes[mesh]->meshFrames[index][1] = (float)vc[index].vector[1] / 64.0f; |
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| 383 | this->meshes[mesh]->meshFrames[index][2] = (float)vc[index].vector[2] / 64.0f; |
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| 384 | |
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| 385 | this->meshes[mesh]->normals[index].vertexNormal[0] = vc[index].vertexNormal[0]; |
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| 386 | this->meshes[mesh]->normals[index].vertexNormal[1] = vc[index].vertexNormal[1]; |
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| 387 | } |
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| 388 | } |
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| 389 | |
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| 390 | // delete the temp memory again |
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| 391 | delete [] vc; |
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| 392 | |
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| 393 | return this->meshes[mesh]->header->meshFrameNum * this->meshes[mesh]->header->vertexNum * sizeof(MD3VertexCompressed); |
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[8416] | 394 | } |
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[8382] | 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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| 402 | |
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| 403 | |
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