[6] | 1 | /* |
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| 2 | ----------------------------------------------------------------------------- |
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| 3 | This source file is part of OGRE |
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| 4 | (Object-oriented Graphics Rendering Engine) |
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| 5 | For the latest info, see http://www.ogre3d.org/ |
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| 6 | |
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| 7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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| 8 | Also see acknowledgements in Readme.html |
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| 9 | |
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| 10 | This program is free software; you can redistribute it and/or modify it under |
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| 11 | the terms of the GNU Lesser General Public License as published by the Free Software |
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| 12 | Foundation; either version 2 of the License, or (at your option) any later |
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| 13 | version. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
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| 18 | |
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| 19 | You should have received a copy of the GNU Lesser General Public License along with |
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to |
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| 22 | http://www.gnu.org/copyleft/lesser.txt. |
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| 23 | |
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| 24 | You may alternatively use this source under the terms of a specific version of |
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| 25 | the OGRE Unrestricted License provided you have obtained such a license from |
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| 26 | Torus Knot Software Ltd. |
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| 27 | ----------------------------------------------------------------------------- |
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| 28 | */ |
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| 29 | |
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| 30 | |
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| 31 | #include "Ogre.h" |
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| 32 | #include "OgreMeshSerializer.h" |
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| 33 | #include "OgreSkeletonSerializer.h" |
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| 34 | #include "OgreDefaultHardwareBufferManager.h" |
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| 35 | #include "OgreHardwareVertexBuffer.h" |
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| 36 | |
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| 37 | #include <iostream> |
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| 38 | #include <sys/stat.h> |
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| 39 | |
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| 40 | using namespace std; |
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| 41 | using namespace Ogre; |
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| 42 | |
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| 43 | void help(void) |
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| 44 | { |
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| 45 | // Print help message |
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| 46 | cout << endl << "OgreMeshUpgrader: Upgrades .mesh files to the latest version." << endl; |
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| 47 | cout << "Provided for OGRE by Steve Streeting 2004" << endl << endl; |
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| 48 | cout << "Usage: OgreMeshUpgrader [-e] sourcefile [destfile] " << endl; |
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| 49 | cout << "-i = Interactive mode, prompt for options" << endl; |
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| 50 | cout << "-l lodlevels = number of LOD levels" << endl; |
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| 51 | cout << "-d loddist = distance increment to reduce LOD" << endl; |
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| 52 | cout << "-p lodpercent = Percentage triangle reduction amount per LOD" << endl; |
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| 53 | cout << "-f lodnumtris = Fixed vertex reduction per LOD" << endl; |
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| 54 | cout << "-e = DON'T generate edge lists (for stencil shadows)" << endl; |
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| 55 | cout << "-t = Generate tangents (for normal mapping)" << endl; |
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| 56 | cout << "-td [uvw|tangent]" << endl; |
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| 57 | cout << " = Tangent vertex semantic destination (default tangent)" << endl; |
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| 58 | cout << "-r = DON'T reorganise buffers to recommended format" << endl; |
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| 59 | cout << "-d3d = Convert to D3D colour formats" << endl; |
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| 60 | cout << "-gl = Convert to GL colour formats" << endl; |
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| 61 | cout << "-srcd3d = Interpret ambiguous colours as D3D style" << endl; |
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| 62 | cout << "-srcgl = Interpret ambiguous colours as GL style" << endl; |
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| 63 | cout << "-E endian = Set endian mode 'big' 'little' or 'native' (default)" << endl; |
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| 64 | cout << "-b = Recalculate bounding box (static meshes only)" << endl; |
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| 65 | cout << "sourcefile = name of file to convert" << endl; |
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| 66 | cout << "destfile = optional name of file to write to. If you don't" << endl; |
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| 67 | cout << " specify this OGRE overwrites the existing file." << endl; |
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| 68 | |
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| 69 | cout << endl; |
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| 70 | } |
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| 71 | |
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| 72 | struct UpgradeOptions |
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| 73 | { |
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| 74 | bool interactive; |
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| 75 | bool suppressEdgeLists; |
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| 76 | bool generateTangents; |
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| 77 | VertexElementSemantic tangentSemantic; |
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| 78 | bool dontReorganise; |
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| 79 | bool destColourFormatSet; |
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| 80 | VertexElementType destColourFormat; |
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| 81 | bool srcColourFormatSet; |
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| 82 | VertexElementType srcColourFormat; |
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| 83 | unsigned short numLods; |
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| 84 | Real lodDist; |
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| 85 | Real lodPercent; |
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| 86 | size_t lodFixed; |
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| 87 | bool usePercent; |
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| 88 | Serializer::Endian endian; |
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| 89 | bool recalcBounds; |
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| 90 | |
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| 91 | }; |
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| 92 | |
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| 93 | |
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| 94 | // Crappy globals |
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| 95 | // NB some of these are not directly used, but are required to |
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| 96 | // instantiate the singletons used in the dlls |
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| 97 | LogManager* logMgr = 0; |
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| 98 | Math* mth = 0; |
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| 99 | MaterialManager* matMgr = 0; |
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| 100 | SkeletonManager* skelMgr = 0; |
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| 101 | MeshSerializer* meshSerializer = 0; |
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| 102 | SkeletonSerializer* skeletonSerializer = 0; |
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| 103 | DefaultHardwareBufferManager *bufferManager = 0; |
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| 104 | ResourceGroupManager* rgm = 0; |
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| 105 | MeshManager* meshMgr = 0; |
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| 106 | UpgradeOptions opts; |
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| 107 | |
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| 108 | void parseOpts(UnaryOptionList& unOpts, BinaryOptionList& binOpts) |
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| 109 | { |
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| 110 | opts.interactive = false; |
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| 111 | opts.suppressEdgeLists = false; |
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| 112 | opts.generateTangents = false; |
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| 113 | opts.tangentSemantic = VES_TANGENT; |
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| 114 | opts.dontReorganise = false; |
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| 115 | opts.endian = Serializer::ENDIAN_NATIVE; |
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| 116 | opts.destColourFormatSet = false; |
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| 117 | opts.srcColourFormatSet = false; |
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| 118 | |
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| 119 | opts.lodDist = 500; |
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| 120 | opts.lodFixed = 0; |
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| 121 | opts.lodPercent = 20; |
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| 122 | opts.numLods = 0; |
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| 123 | opts.usePercent = true; |
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| 124 | opts.recalcBounds = false; |
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| 125 | |
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| 126 | |
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| 127 | UnaryOptionList::iterator ui = unOpts.find("-e"); |
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| 128 | opts.suppressEdgeLists = ui->second; |
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| 129 | ui = unOpts.find("-t"); |
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| 130 | opts.generateTangents = ui->second; |
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| 131 | ui = unOpts.find("-i"); |
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| 132 | opts.interactive = ui->second; |
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| 133 | ui = unOpts.find("-r"); |
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| 134 | opts.dontReorganise = ui->second; |
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| 135 | ui = unOpts.find("-d3d"); |
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| 136 | if (ui->second) |
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| 137 | { |
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| 138 | opts.destColourFormatSet = true; |
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| 139 | opts.destColourFormat = VET_COLOUR_ARGB; |
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| 140 | } |
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| 141 | ui = unOpts.find("-gl"); |
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| 142 | if (ui->second) |
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| 143 | { |
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| 144 | opts.destColourFormatSet = true; |
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| 145 | opts.destColourFormat = VET_COLOUR_ABGR; |
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| 146 | } |
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| 147 | ui = unOpts.find("-srcd3d"); |
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| 148 | if (ui->second) |
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| 149 | { |
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| 150 | opts.srcColourFormatSet = true; |
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| 151 | opts.srcColourFormat = VET_COLOUR_ARGB; |
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| 152 | } |
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| 153 | ui = unOpts.find("-srcgl"); |
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| 154 | if (ui->second) |
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| 155 | { |
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| 156 | opts.srcColourFormatSet = true; |
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| 157 | opts.srcColourFormat = VET_COLOUR_ABGR; |
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| 158 | } |
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| 159 | ui = unOpts.find("-b"); |
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| 160 | if (ui->second) |
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| 161 | { |
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| 162 | opts.recalcBounds = true; |
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| 163 | } |
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| 164 | |
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| 165 | |
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| 166 | BinaryOptionList::iterator bi = binOpts.find("-l"); |
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| 167 | if (!bi->second.empty()) |
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| 168 | { |
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| 169 | opts.numLods = StringConverter::parseInt(bi->second); |
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| 170 | } |
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| 171 | |
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| 172 | bi = binOpts.find("-d"); |
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| 173 | if (!bi->second.empty()) |
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| 174 | { |
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| 175 | opts.lodDist = StringConverter::parseReal(bi->second); |
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| 176 | } |
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| 177 | |
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| 178 | bi = binOpts.find("-p"); |
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| 179 | if (!bi->second.empty()) |
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| 180 | { |
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| 181 | opts.lodPercent = StringConverter::parseReal(bi->second); |
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| 182 | opts.usePercent = true; |
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| 183 | } |
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| 184 | |
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| 185 | |
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| 186 | bi = binOpts.find("-f"); |
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| 187 | if (!bi->second.empty()) |
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| 188 | { |
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| 189 | opts.lodFixed = StringConverter::parseInt(bi->second); |
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| 190 | opts.usePercent = false; |
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| 191 | } |
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| 192 | |
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| 193 | bi = binOpts.find("-E"); |
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| 194 | if (!bi->second.empty()) |
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| 195 | { |
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| 196 | if (bi->second == "big") |
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| 197 | opts.endian = Serializer::ENDIAN_BIG; |
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| 198 | else if (bi->second == "little") |
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| 199 | opts.endian = Serializer::ENDIAN_LITTLE; |
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| 200 | else |
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| 201 | opts.endian = Serializer::ENDIAN_NATIVE; |
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| 202 | } |
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| 203 | bi = binOpts.find("-td"); |
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| 204 | if (!bi->second.empty()) |
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| 205 | { |
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| 206 | if (bi->second == "uvw") |
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| 207 | opts.tangentSemantic = VES_TEXTURE_COORDINATES; |
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| 208 | else // if (bi->second == "tangent"), or anything else |
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| 209 | opts.tangentSemantic = VES_TANGENT; |
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| 210 | } |
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| 211 | } |
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| 212 | |
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| 213 | String describeSemantic(VertexElementSemantic sem) |
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| 214 | { |
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| 215 | switch (sem) |
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| 216 | { |
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| 217 | case VES_POSITION: |
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| 218 | return "Positions"; |
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| 219 | case VES_NORMAL: |
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| 220 | return "Normals"; |
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| 221 | case VES_BLEND_WEIGHTS: |
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| 222 | return "Blend Weights"; |
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| 223 | case VES_BLEND_INDICES: |
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| 224 | return "Blend Indices"; |
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| 225 | case VES_DIFFUSE: |
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| 226 | return "Diffuse"; |
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| 227 | case VES_SPECULAR: |
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| 228 | return "Specular"; |
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| 229 | case VES_TEXTURE_COORDINATES: |
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| 230 | return "Texture coordinates"; |
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| 231 | case VES_BINORMAL: |
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| 232 | return "Binormals"; |
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| 233 | case VES_TANGENT: |
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| 234 | return "Tangents"; |
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| 235 | }; |
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| 236 | return ""; |
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| 237 | } |
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| 238 | void displayVertexBuffers(VertexDeclaration::VertexElementList& elemList) |
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| 239 | { |
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| 240 | // Iterate per buffer |
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| 241 | unsigned short currentBuffer = 999; |
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| 242 | unsigned short elemNum = 0; |
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| 243 | VertexDeclaration::VertexElementList::iterator i, iend; |
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| 244 | iend = elemList.end(); |
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| 245 | for (i = elemList.begin(); i != iend; ++i) |
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| 246 | { |
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| 247 | if (i->getSource() != currentBuffer) |
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| 248 | { |
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| 249 | currentBuffer = i->getSource(); |
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| 250 | cout << "> Buffer " << currentBuffer << ":" << endl; |
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| 251 | } |
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| 252 | cout << " - Element " << elemNum++ << ": " << describeSemantic(i->getSemantic()); |
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| 253 | if (i->getSemantic() == VES_TEXTURE_COORDINATES) |
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| 254 | { |
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| 255 | cout << " (index " << i->getIndex() << ")"; |
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| 256 | } |
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| 257 | cout << endl; |
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| 258 | |
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| 259 | } |
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| 260 | } |
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| 261 | // Sort routine for VertexElement |
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| 262 | bool vertexElementLess(const VertexElement& e1, const VertexElement& e2) |
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| 263 | { |
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| 264 | // Sort by source first |
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| 265 | if (e1.getSource() < e2.getSource()) |
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| 266 | { |
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| 267 | return true; |
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| 268 | } |
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| 269 | else if (e1.getSource() == e2.getSource()) |
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| 270 | { |
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| 271 | // Use ordering of semantics to sort |
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| 272 | if (e1.getSemantic() < e2.getSemantic()) |
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| 273 | { |
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| 274 | return true; |
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| 275 | } |
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| 276 | else if (e1.getSemantic() == e2.getSemantic()) |
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| 277 | { |
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| 278 | // Use index to sort |
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| 279 | if (e1.getIndex() < e2.getIndex()) |
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| 280 | { |
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| 281 | return true; |
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| 282 | } |
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| 283 | } |
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| 284 | } |
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| 285 | return false; |
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| 286 | } |
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| 287 | void copyElems(VertexDeclaration* decl, VertexDeclaration::VertexElementList* elemList) |
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| 288 | { |
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| 289 | |
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| 290 | elemList->clear(); |
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| 291 | const VertexDeclaration::VertexElementList& origElems = decl->getElements(); |
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| 292 | VertexDeclaration::VertexElementList::const_iterator i, iend; |
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| 293 | iend = origElems.end(); |
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| 294 | for (i = origElems.begin(); i != iend; ++i) |
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| 295 | { |
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| 296 | elemList->push_back(*i); |
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| 297 | } |
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| 298 | elemList->sort(VertexDeclaration::vertexElementLess); |
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| 299 | } |
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| 300 | // Utility function to allow the user to modify the layout of vertex buffers. |
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| 301 | void reorganiseVertexBuffers(const String& desc, Mesh& mesh, VertexData* vertexData) |
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| 302 | { |
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| 303 | cout << endl << desc << ":- " << endl; |
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| 304 | // Copy elements into a list |
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| 305 | VertexDeclaration::VertexElementList elemList; |
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| 306 | copyElems(vertexData->vertexDeclaration, &elemList); |
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| 307 | |
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| 308 | bool finish = false; |
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| 309 | bool anyChanges = false; |
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| 310 | while (!finish) |
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| 311 | { |
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| 312 | displayVertexBuffers(elemList); |
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| 313 | cout << endl; |
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| 314 | |
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| 315 | cout << "Options: (a)utomatic" << endl; |
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| 316 | cout << " (m)ove element" << endl; |
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| 317 | cout << " (d)elete element" << endl; |
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| 318 | cout << " (r)eset" << endl; |
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| 319 | cout << " (f)inish" << endl; |
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| 320 | String response = ""; |
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| 321 | while (response.empty()) |
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| 322 | { |
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| 323 | cin >> response; |
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| 324 | StringUtil::toLowerCase(response); |
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| 325 | |
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| 326 | if (response == "m") |
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| 327 | { |
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| 328 | String moveResp; |
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| 329 | cout << "Which element do you want to move (type number): "; |
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| 330 | cin >> moveResp; |
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| 331 | if (!moveResp.empty()) |
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| 332 | { |
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| 333 | int eindex = StringConverter::parseInt(moveResp); |
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| 334 | VertexDeclaration::VertexElementList::iterator movei = elemList.begin(); |
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| 335 | std::advance(movei, eindex); |
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| 336 | cout << endl << "Move element " << eindex << "(" + describeSemantic(movei->getSemantic()) << ") to which buffer: "; |
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| 337 | cin >> moveResp; |
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| 338 | if (!moveResp.empty()) |
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| 339 | { |
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| 340 | int bindex = StringConverter::parseInt(moveResp); |
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| 341 | // Move (note offset will be wrong) |
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| 342 | *movei = VertexElement(bindex, 0, movei->getType(), |
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| 343 | movei->getSemantic(), movei->getIndex()); |
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| 344 | elemList.sort(vertexElementLess); |
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| 345 | anyChanges = true; |
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| 346 | |
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| 347 | } |
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| 348 | } |
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| 349 | } |
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| 350 | else if (response == "a") |
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| 351 | { |
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| 352 | // Automatic |
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| 353 | VertexDeclaration* newDcl = |
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| 354 | vertexData->vertexDeclaration->getAutoOrganisedDeclaration( |
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| 355 | mesh.hasSkeleton(), mesh.hasVertexAnimation()); |
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| 356 | copyElems(newDcl, &elemList); |
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| 357 | HardwareBufferManager::getSingleton().destroyVertexDeclaration(newDcl); |
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| 358 | anyChanges = true; |
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| 359 | |
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| 360 | } |
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| 361 | else if (response == "d") |
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| 362 | { |
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| 363 | String moveResp; |
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| 364 | cout << "Which element do you want to delete (type number): "; |
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| 365 | cin >> moveResp; |
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| 366 | if (!moveResp.empty()) |
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| 367 | { |
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| 368 | int eindex = StringConverter::parseInt(moveResp); |
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| 369 | VertexDeclaration::VertexElementList::iterator movei = elemList.begin(); |
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| 370 | std::advance(movei, eindex); |
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| 371 | cout << std::endl << "Delete element " << eindex << "(" + describeSemantic(movei->getSemantic()) << ")?: "; |
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| 372 | cin >> moveResp; |
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| 373 | StringUtil::toLowerCase(moveResp); |
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| 374 | if (moveResp == "y") |
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| 375 | { |
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| 376 | elemList.erase(movei); |
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| 377 | anyChanges = true; |
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| 378 | } |
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| 379 | } |
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| 380 | } |
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| 381 | else if (response == "r") |
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| 382 | { |
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| 383 | // reset |
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| 384 | copyElems(vertexData->vertexDeclaration, &elemList); |
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| 385 | anyChanges = false; |
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| 386 | } |
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| 387 | else if (response == "f") |
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| 388 | { |
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| 389 | // finish |
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| 390 | finish = true; |
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| 391 | } |
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| 392 | else |
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| 393 | { |
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| 394 | response == ""; |
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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 | if (anyChanges) |
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| 401 | { |
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| 402 | String response; |
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| 403 | while (response.empty()) |
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| 404 | { |
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| 405 | displayVertexBuffers(elemList); |
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| 406 | cout << "Really reorganise the vertex buffers this way?"; |
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| 407 | cin >> response; |
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| 408 | StringUtil::toLowerCase(response); |
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| 409 | if (response == "y") |
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| 410 | { |
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| 411 | VertexDeclaration* newDecl = HardwareBufferManager::getSingleton().createVertexDeclaration(); |
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| 412 | VertexDeclaration::VertexElementList::iterator i, iend; |
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| 413 | iend = elemList.end(); |
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| 414 | unsigned short currentBuffer = 999; |
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| 415 | size_t offset; |
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| 416 | for (i = elemList.begin(); i != iend; ++i) |
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| 417 | { |
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| 418 | // Calc offsets since reorg changes them |
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| 419 | if (i->getSource() != currentBuffer) |
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| 420 | { |
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| 421 | offset = 0; |
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| 422 | currentBuffer = i->getSource(); |
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| 423 | } |
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| 424 | newDecl->addElement( |
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| 425 | currentBuffer, |
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| 426 | offset, |
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| 427 | i->getType(), |
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| 428 | i->getSemantic(), |
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| 429 | i->getIndex()); |
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| 430 | |
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| 431 | offset += VertexElement::getTypeSize(i->getType()); |
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| 432 | |
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| 433 | } |
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| 434 | // Usages don't matter here since we're onlly exporting |
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| 435 | BufferUsageList bufferUsages; |
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| 436 | for (size_t u = 0; u <= newDecl->getMaxSource(); ++u) |
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| 437 | bufferUsages.push_back(HardwareBuffer::HBU_STATIC_WRITE_ONLY); |
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| 438 | vertexData->reorganiseBuffers(newDecl, bufferUsages); |
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| 439 | } |
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| 440 | else if (response == "n") |
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| 441 | { |
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| 442 | // do nothing |
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| 443 | } |
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| 444 | else |
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| 445 | { |
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| 446 | response = ""; |
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| 447 | } |
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| 448 | } |
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| 449 | |
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| 450 | } |
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| 451 | |
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| 452 | |
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| 453 | |
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| 454 | } |
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| 455 | // Utility function to allow the user to modify the layout of vertex buffers. |
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| 456 | void reorganiseVertexBuffers(Mesh& mesh) |
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| 457 | { |
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| 458 | if (mesh.sharedVertexData) |
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| 459 | { |
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| 460 | if (opts.interactive) |
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| 461 | reorganiseVertexBuffers("Shared Geometry", mesh, mesh.sharedVertexData); |
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| 462 | else |
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| 463 | { |
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| 464 | // Automatic |
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| 465 | VertexDeclaration* newDcl = |
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| 466 | mesh.sharedVertexData->vertexDeclaration->getAutoOrganisedDeclaration( |
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| 467 | mesh.hasSkeleton(), mesh.hasVertexAnimation()); |
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| 468 | if (*newDcl != *(mesh.sharedVertexData->vertexDeclaration)) |
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| 469 | { |
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| 470 | // Usages don't matter here since we're onlly exporting |
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| 471 | BufferUsageList bufferUsages; |
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| 472 | for (size_t u = 0; u <= newDcl->getMaxSource(); ++u) |
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| 473 | bufferUsages.push_back(HardwareBuffer::HBU_STATIC_WRITE_ONLY); |
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| 474 | mesh.sharedVertexData->reorganiseBuffers(newDcl, bufferUsages); |
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| 475 | } |
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| 476 | |
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| 477 | } |
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| 478 | } |
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| 479 | |
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| 480 | Mesh::SubMeshIterator smIt = mesh.getSubMeshIterator(); |
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| 481 | unsigned short idx = 0; |
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| 482 | while (smIt.hasMoreElements()) |
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| 483 | { |
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| 484 | SubMesh* sm = smIt.getNext(); |
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| 485 | if (!sm->useSharedVertices) |
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| 486 | { |
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| 487 | if (opts.interactive) |
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| 488 | { |
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| 489 | StringUtil::StrStreamType str; |
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| 490 | str << "SubMesh " << idx++; |
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| 491 | reorganiseVertexBuffers(str.str(), mesh, sm->vertexData); |
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| 492 | } |
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| 493 | else |
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| 494 | { |
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| 495 | // Automatic |
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| 496 | VertexDeclaration* newDcl = |
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| 497 | sm->vertexData->vertexDeclaration->getAutoOrganisedDeclaration( |
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| 498 | mesh.hasSkeleton(), mesh.hasVertexAnimation()); |
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| 499 | if (*newDcl != *(sm->vertexData->vertexDeclaration)) |
---|
| 500 | { |
---|
| 501 | // Usages don't matter here since we're onlly exporting |
---|
| 502 | BufferUsageList bufferUsages; |
---|
| 503 | for (size_t u = 0; u <= newDcl->getMaxSource(); ++u) |
---|
| 504 | bufferUsages.push_back(HardwareBuffer::HBU_STATIC_WRITE_ONLY); |
---|
| 505 | sm->vertexData->reorganiseBuffers(newDcl, bufferUsages); |
---|
| 506 | } |
---|
| 507 | |
---|
| 508 | } |
---|
| 509 | } |
---|
| 510 | } |
---|
| 511 | } |
---|
| 512 | |
---|
| 513 | |
---|
| 514 | void vertexBufferReorg(Mesh& mesh) |
---|
| 515 | { |
---|
| 516 | String response; |
---|
| 517 | |
---|
| 518 | if (opts.interactive) |
---|
| 519 | { |
---|
| 520 | |
---|
| 521 | // Check to see whether we would like to reorganise vertex buffers |
---|
| 522 | std::cout << "\nWould you like to reorganise the vertex buffers for this mesh?"; |
---|
| 523 | while (response.empty()) |
---|
| 524 | { |
---|
| 525 | cin >> response; |
---|
| 526 | StringUtil::toLowerCase(response); |
---|
| 527 | if (response == "y") |
---|
| 528 | { |
---|
| 529 | reorganiseVertexBuffers(mesh); |
---|
| 530 | } |
---|
| 531 | else if (response == "n") |
---|
| 532 | { |
---|
| 533 | // Do nothing |
---|
| 534 | } |
---|
| 535 | else |
---|
| 536 | { |
---|
| 537 | response = ""; |
---|
| 538 | } |
---|
| 539 | } |
---|
| 540 | } |
---|
| 541 | else if (!opts.dontReorganise) |
---|
| 542 | { |
---|
| 543 | reorganiseVertexBuffers(mesh); |
---|
| 544 | } |
---|
| 545 | |
---|
| 546 | } |
---|
| 547 | |
---|
| 548 | void buildLod(Mesh* mesh) |
---|
| 549 | { |
---|
| 550 | String response; |
---|
| 551 | |
---|
| 552 | // Prompt for LOD generation? |
---|
| 553 | bool genLod = false; |
---|
| 554 | bool askLodDtls = false; |
---|
| 555 | if (!opts.interactive) // derive from params if in batch mode |
---|
| 556 | { |
---|
| 557 | askLodDtls = false; |
---|
| 558 | if (opts.numLods == 0) |
---|
| 559 | { |
---|
| 560 | genLod = false; |
---|
| 561 | } |
---|
| 562 | else |
---|
| 563 | { |
---|
| 564 | genLod = true; |
---|
| 565 | } |
---|
| 566 | } |
---|
| 567 | else if(opts.numLods == 0) // otherwise only ask if not specified on command line |
---|
| 568 | { |
---|
| 569 | if (mesh->getNumLodLevels() > 1) |
---|
| 570 | { |
---|
| 571 | std::cout << "\nXML already contains level-of detail information.\n" |
---|
| 572 | "Do you want to: (u)se it, (r)eplace it, or (d)rop it?"; |
---|
| 573 | while (response == "") |
---|
| 574 | { |
---|
| 575 | cin >> response; |
---|
| 576 | StringUtil::toLowerCase(response); |
---|
| 577 | if (response == "u") |
---|
| 578 | { |
---|
| 579 | // Do nothing |
---|
| 580 | } |
---|
| 581 | else if (response == "d") |
---|
| 582 | { |
---|
| 583 | mesh->removeLodLevels(); |
---|
| 584 | } |
---|
| 585 | else if (response == "r") |
---|
| 586 | { |
---|
| 587 | genLod = true; |
---|
| 588 | askLodDtls = true; |
---|
| 589 | |
---|
| 590 | } |
---|
| 591 | else |
---|
| 592 | { |
---|
| 593 | response = ""; |
---|
| 594 | } |
---|
| 595 | }// while response == "" |
---|
| 596 | } |
---|
| 597 | else // no existing LOD |
---|
| 598 | { |
---|
| 599 | std::cout << "\nWould you like to generate LOD information? (y/n)"; |
---|
| 600 | while (response == "") |
---|
| 601 | { |
---|
| 602 | cin >> response; |
---|
| 603 | StringUtil::toLowerCase(response); |
---|
| 604 | if (response == "n") |
---|
| 605 | { |
---|
| 606 | // Do nothing |
---|
| 607 | } |
---|
| 608 | else if (response == "y") |
---|
| 609 | { |
---|
| 610 | genLod = true; |
---|
| 611 | askLodDtls = true; |
---|
| 612 | } |
---|
| 613 | } |
---|
| 614 | } |
---|
| 615 | } |
---|
| 616 | |
---|
| 617 | if (genLod) |
---|
| 618 | { |
---|
| 619 | unsigned short numLod; |
---|
| 620 | ProgressiveMesh::VertexReductionQuota quota; |
---|
| 621 | Real reduction; |
---|
| 622 | Mesh::LodDistanceList distanceList; |
---|
| 623 | |
---|
| 624 | if (askLodDtls) |
---|
| 625 | { |
---|
| 626 | cout << "\nHow many extra LOD levels would you like to generate?"; |
---|
| 627 | cin >> numLod; |
---|
| 628 | |
---|
| 629 | cout << "\nWhat unit of reduction would you like to use:" << |
---|
| 630 | "\n(f)ixed or (p)roportional?"; |
---|
| 631 | cin >> response; |
---|
| 632 | StringUtil::toLowerCase(response); |
---|
| 633 | if (response == "f") |
---|
| 634 | { |
---|
| 635 | quota = ProgressiveMesh::VRQ_CONSTANT; |
---|
| 636 | cout << "\nHow many vertices should be removed at each LOD?"; |
---|
| 637 | } |
---|
| 638 | else |
---|
| 639 | { |
---|
| 640 | quota = ProgressiveMesh::VRQ_PROPORTIONAL; |
---|
| 641 | cout << "\nWhat percentage of remaining vertices should be removed " |
---|
| 642 | "\at each LOD (e.g. 50)?"; |
---|
| 643 | } |
---|
| 644 | cin >> reduction; |
---|
| 645 | if (quota == ProgressiveMesh::VRQ_PROPORTIONAL) |
---|
| 646 | { |
---|
| 647 | // Percentage -> parametric |
---|
| 648 | reduction = reduction * 0.01f; |
---|
| 649 | } |
---|
| 650 | |
---|
| 651 | cout << "\nEnter the distance for each LOD to come into effect."; |
---|
| 652 | |
---|
| 653 | Real distance; |
---|
| 654 | for (unsigned short iLod = 0; iLod < numLod; ++iLod) |
---|
| 655 | { |
---|
| 656 | cout << "\nLOD Level " << (iLod+1) << ":"; |
---|
| 657 | cin >> distance; |
---|
| 658 | distanceList.push_back(distance); |
---|
| 659 | } |
---|
| 660 | } |
---|
| 661 | else |
---|
| 662 | { |
---|
| 663 | numLod = opts.numLods; |
---|
| 664 | quota = opts.usePercent? |
---|
| 665 | ProgressiveMesh::VRQ_PROPORTIONAL : ProgressiveMesh::VRQ_CONSTANT; |
---|
| 666 | if (opts.usePercent) |
---|
| 667 | { |
---|
| 668 | reduction = opts.lodPercent * 0.01f; |
---|
| 669 | } |
---|
| 670 | else |
---|
| 671 | { |
---|
| 672 | reduction = opts.lodFixed; |
---|
| 673 | } |
---|
| 674 | Real currDist = 0; |
---|
| 675 | for (unsigned short iLod = 0; iLod < numLod; ++iLod) |
---|
| 676 | { |
---|
| 677 | currDist += opts.lodDist; |
---|
| 678 | distanceList.push_back(currDist); |
---|
| 679 | } |
---|
| 680 | |
---|
| 681 | } |
---|
| 682 | |
---|
| 683 | mesh->generateLodLevels(distanceList, quota, reduction); |
---|
| 684 | } |
---|
| 685 | |
---|
| 686 | } |
---|
| 687 | |
---|
| 688 | void checkColour(VertexData* vdata, bool &hasColour, bool &hasAmbiguousColour, |
---|
| 689 | VertexElementType& originalType) |
---|
| 690 | { |
---|
| 691 | const VertexDeclaration::VertexElementList& elemList = vdata->vertexDeclaration->getElements(); |
---|
| 692 | for (VertexDeclaration::VertexElementList::const_iterator i = elemList.begin(); |
---|
| 693 | i != elemList.end(); ++i) |
---|
| 694 | { |
---|
| 695 | const VertexElement& elem = *i; |
---|
| 696 | switch (elem.getType()) |
---|
| 697 | { |
---|
| 698 | case VET_COLOUR: |
---|
| 699 | hasAmbiguousColour = true; |
---|
| 700 | case VET_COLOUR_ABGR: |
---|
| 701 | case VET_COLOUR_ARGB: |
---|
| 702 | hasColour = true; |
---|
| 703 | originalType = elem.getType(); |
---|
| 704 | default: |
---|
| 705 | // do nothing |
---|
| 706 | ; |
---|
| 707 | }; |
---|
| 708 | } |
---|
| 709 | |
---|
| 710 | } |
---|
| 711 | |
---|
| 712 | void resolveColourAmbiguities(Mesh* mesh) |
---|
| 713 | { |
---|
| 714 | // Check what we're dealing with |
---|
| 715 | bool hasColour = false; |
---|
| 716 | bool hasAmbiguousColour = false; |
---|
| 717 | VertexElementType originalType; |
---|
| 718 | if (mesh->sharedVertexData) |
---|
| 719 | { |
---|
| 720 | checkColour(mesh->sharedVertexData, hasColour, hasAmbiguousColour, originalType); |
---|
| 721 | } |
---|
| 722 | for (unsigned short i = 0; i < mesh->getNumSubMeshes(); ++i) |
---|
| 723 | { |
---|
| 724 | SubMesh* sm = mesh->getSubMesh(i); |
---|
| 725 | if (sm->useSharedVertices == false) |
---|
| 726 | { |
---|
| 727 | checkColour(sm->vertexData, hasColour, hasAmbiguousColour, originalType); |
---|
| 728 | } |
---|
| 729 | } |
---|
| 730 | |
---|
| 731 | String response; |
---|
| 732 | if (hasAmbiguousColour) |
---|
| 733 | { |
---|
| 734 | if (opts.srcColourFormatSet) |
---|
| 735 | { |
---|
| 736 | originalType = opts.srcColourFormat; |
---|
| 737 | } |
---|
| 738 | else |
---|
| 739 | { |
---|
| 740 | // unknown input colour, have to ask |
---|
| 741 | std::cout << "\nYour mesh has vertex colours but I don't know whether they were generated\n" |
---|
| 742 | << "using GL or D3D ordering. Please indicate which was used when the mesh was\n" |
---|
| 743 | << "created (type 'gl' or 'd3d').\n"; |
---|
| 744 | while (response.empty()) |
---|
| 745 | { |
---|
| 746 | cin >> response; |
---|
| 747 | StringUtil::toLowerCase(response); |
---|
| 748 | if (response == "d3d") |
---|
| 749 | { |
---|
| 750 | originalType = VET_COLOUR_ARGB; |
---|
| 751 | } |
---|
| 752 | else if (response == "gl") |
---|
| 753 | { |
---|
| 754 | originalType = VET_COLOUR_ABGR; |
---|
| 755 | } |
---|
| 756 | else |
---|
| 757 | { |
---|
| 758 | response = ""; |
---|
| 759 | } |
---|
| 760 | } |
---|
| 761 | } |
---|
| 762 | } |
---|
| 763 | |
---|
| 764 | // Ask what format we want to save in |
---|
| 765 | VertexElementType desiredType; |
---|
| 766 | if (hasColour) |
---|
| 767 | { |
---|
| 768 | if (opts.destColourFormatSet) |
---|
| 769 | { |
---|
| 770 | desiredType = opts.destColourFormat; |
---|
| 771 | } |
---|
| 772 | else |
---|
| 773 | { |
---|
| 774 | if (opts.interactive) |
---|
| 775 | { |
---|
| 776 | |
---|
| 777 | response = ""; |
---|
| 778 | std::cout << "\nYour mesh has vertex colours, which can be stored in one of two layouts,\n" |
---|
| 779 | << "each of which will be slightly faster to load in a different render system.\n" |
---|
| 780 | << "Do you want to prefer Direct3D (d3d) or OpenGL (gl)?\n"; |
---|
| 781 | while (response.empty()) |
---|
| 782 | { |
---|
| 783 | cin >> response; |
---|
| 784 | StringUtil::toLowerCase(response); |
---|
| 785 | if (response == "d3d") |
---|
| 786 | { |
---|
| 787 | desiredType = VET_COLOUR_ARGB; |
---|
| 788 | } |
---|
| 789 | else if (response == "gl") |
---|
| 790 | { |
---|
| 791 | desiredType = VET_COLOUR_ABGR; |
---|
| 792 | } |
---|
| 793 | else |
---|
| 794 | { |
---|
| 795 | response = ""; |
---|
| 796 | } |
---|
| 797 | } |
---|
| 798 | } |
---|
| 799 | else |
---|
| 800 | { |
---|
| 801 | // 'do no harm' |
---|
| 802 | return; |
---|
| 803 | } |
---|
| 804 | } |
---|
| 805 | |
---|
| 806 | } |
---|
| 807 | |
---|
| 808 | if (mesh->sharedVertexData && hasColour) |
---|
| 809 | { |
---|
| 810 | mesh->sharedVertexData->convertPackedColour(originalType, desiredType); |
---|
| 811 | } |
---|
| 812 | for (unsigned short i = 0; i < mesh->getNumSubMeshes(); ++i) |
---|
| 813 | { |
---|
| 814 | SubMesh* sm = mesh->getSubMesh(i); |
---|
| 815 | if (sm->useSharedVertices == false && hasColour) |
---|
| 816 | { |
---|
| 817 | sm->vertexData->convertPackedColour(originalType, desiredType); |
---|
| 818 | } |
---|
| 819 | } |
---|
| 820 | |
---|
| 821 | |
---|
| 822 | } |
---|
| 823 | |
---|
| 824 | void recalcBounds(const VertexData* vdata, AxisAlignedBox& aabb, Real& radius) |
---|
| 825 | { |
---|
| 826 | const VertexElement* posElem = |
---|
| 827 | vdata->vertexDeclaration->findElementBySemantic(VES_POSITION); |
---|
| 828 | |
---|
| 829 | const HardwareVertexBufferSharedPtr buf = vdata->vertexBufferBinding->getBuffer( |
---|
| 830 | posElem->getSource()); |
---|
| 831 | void* pBase = buf->lock(HardwareBuffer::HBL_READ_ONLY); |
---|
| 832 | |
---|
| 833 | for (size_t v = 0; v < vdata->vertexCount; ++v) |
---|
| 834 | { |
---|
| 835 | float* pFloat; |
---|
| 836 | posElem->baseVertexPointerToElement(pBase, &pFloat); |
---|
| 837 | |
---|
| 838 | Vector3 pos(pFloat[0], pFloat[1], pFloat[2]); |
---|
| 839 | aabb.merge(pos); |
---|
| 840 | radius = std::max(radius, pos.length()); |
---|
| 841 | |
---|
| 842 | pBase = static_cast<void*>(static_cast<char*>(pBase) + buf->getVertexSize()); |
---|
| 843 | |
---|
| 844 | } |
---|
| 845 | |
---|
| 846 | buf->unlock(); |
---|
| 847 | |
---|
| 848 | } |
---|
| 849 | |
---|
| 850 | void recalcBounds(Mesh* mesh) |
---|
| 851 | { |
---|
| 852 | AxisAlignedBox aabb; |
---|
| 853 | Real radius = 0.0f; |
---|
| 854 | |
---|
| 855 | if (mesh->sharedVertexData) |
---|
| 856 | recalcBounds(mesh->sharedVertexData, aabb, radius); |
---|
| 857 | for (unsigned short i = 0; i < mesh->getNumSubMeshes(); ++i) |
---|
| 858 | { |
---|
| 859 | SubMesh* sm = mesh->getSubMesh(i); |
---|
| 860 | if (!sm->useSharedVertices) |
---|
| 861 | recalcBounds(sm->vertexData, aabb, radius); |
---|
| 862 | } |
---|
| 863 | |
---|
| 864 | mesh->_setBounds(aabb, false); |
---|
| 865 | mesh->_setBoundingSphereRadius(radius); |
---|
| 866 | } |
---|
| 867 | |
---|
| 868 | int main(int numargs, char** args) |
---|
| 869 | { |
---|
| 870 | if (numargs < 2) |
---|
| 871 | { |
---|
| 872 | help(); |
---|
| 873 | return -1; |
---|
| 874 | } |
---|
| 875 | |
---|
| 876 | int retCode = 0; |
---|
| 877 | try |
---|
| 878 | { |
---|
| 879 | logMgr = new LogManager(); |
---|
| 880 | logMgr->createLog("OgreMeshUpgrade.log", true); |
---|
| 881 | rgm = new ResourceGroupManager(); |
---|
| 882 | mth = new Math(); |
---|
| 883 | matMgr = new MaterialManager(); |
---|
| 884 | matMgr->initialise(); |
---|
| 885 | skelMgr = new SkeletonManager(); |
---|
| 886 | meshSerializer = new MeshSerializer(); |
---|
| 887 | skeletonSerializer = new SkeletonSerializer(); |
---|
| 888 | bufferManager = new DefaultHardwareBufferManager(); // needed because we don't have a rendersystem |
---|
| 889 | meshMgr = new MeshManager(); |
---|
| 890 | // don't pad during upgrade |
---|
| 891 | meshMgr->setBoundsPaddingFactor(0.0f); |
---|
| 892 | |
---|
| 893 | |
---|
| 894 | UnaryOptionList unOptList; |
---|
| 895 | BinaryOptionList binOptList; |
---|
| 896 | |
---|
| 897 | unOptList["-i"] = false; |
---|
| 898 | unOptList["-e"] = false; |
---|
| 899 | unOptList["-t"] = false; |
---|
| 900 | unOptList["-r"] = false; |
---|
| 901 | unOptList["-gl"] = false; |
---|
| 902 | unOptList["-d3d"] = false; |
---|
| 903 | unOptList["-srcgl"] = false; |
---|
| 904 | unOptList["-srcd3d"] = false; |
---|
| 905 | unOptList["-b"] = false; |
---|
| 906 | binOptList["-l"] = ""; |
---|
| 907 | binOptList["-d"] = ""; |
---|
| 908 | binOptList["-p"] = ""; |
---|
| 909 | binOptList["-f"] = ""; |
---|
| 910 | binOptList["-E"] = ""; |
---|
| 911 | binOptList["-td"] = ""; |
---|
| 912 | |
---|
| 913 | int startIdx = findCommandLineOpts(numargs, args, unOptList, binOptList); |
---|
| 914 | parseOpts(unOptList, binOptList); |
---|
| 915 | |
---|
| 916 | String source(args[startIdx]); |
---|
| 917 | |
---|
| 918 | |
---|
| 919 | // Load the mesh |
---|
| 920 | struct stat tagStat; |
---|
| 921 | |
---|
| 922 | FILE* pFile = fopen( source.c_str(), "rb" ); |
---|
| 923 | if (!pFile) |
---|
| 924 | { |
---|
| 925 | OGRE_EXCEPT(Exception::ERR_FILE_NOT_FOUND, |
---|
| 926 | "File " + source + " not found.", "OgreMeshUpgrade"); |
---|
| 927 | } |
---|
| 928 | stat( source.c_str(), &tagStat ); |
---|
| 929 | MemoryDataStream* memstream = new MemoryDataStream(source, tagStat.st_size, true); |
---|
| 930 | fread( (void*)memstream->getPtr(), tagStat.st_size, 1, pFile ); |
---|
| 931 | fclose( pFile ); |
---|
| 932 | |
---|
| 933 | Mesh mesh(meshMgr, "conversion", 0, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME); |
---|
| 934 | |
---|
| 935 | DataStreamPtr stream(memstream); |
---|
| 936 | meshSerializer->importMesh(stream, &mesh); |
---|
| 937 | |
---|
| 938 | // Write out the converted mesh |
---|
| 939 | String dest; |
---|
| 940 | if (numargs == startIdx + 2) |
---|
| 941 | { |
---|
| 942 | dest = args[startIdx + 1]; |
---|
| 943 | } |
---|
| 944 | else |
---|
| 945 | { |
---|
| 946 | dest = source; |
---|
| 947 | } |
---|
| 948 | |
---|
| 949 | String response; |
---|
| 950 | |
---|
| 951 | vertexBufferReorg(mesh); |
---|
| 952 | |
---|
| 953 | // Deal with VET_COLOUR ambiguities |
---|
| 954 | resolveColourAmbiguities(&mesh); |
---|
| 955 | |
---|
| 956 | buildLod(&mesh); |
---|
| 957 | |
---|
| 958 | // Make sure we generate edge lists, provided they are not deliberately disabled |
---|
| 959 | if (!opts.suppressEdgeLists) |
---|
| 960 | { |
---|
| 961 | cout << "\nGenerating edge lists.." << std::endl; |
---|
| 962 | mesh.buildEdgeList(); |
---|
| 963 | } |
---|
| 964 | else |
---|
| 965 | { |
---|
| 966 | mesh.freeEdgeList(); |
---|
| 967 | } |
---|
| 968 | |
---|
| 969 | // Generate tangents? |
---|
| 970 | if (opts.generateTangents) |
---|
| 971 | { |
---|
| 972 | unsigned short srcTex, destTex; |
---|
| 973 | bool existing = mesh.suggestTangentVectorBuildParams(opts.tangentSemantic, srcTex, destTex); |
---|
| 974 | if (existing) |
---|
| 975 | { |
---|
| 976 | if (opts.interactive) |
---|
| 977 | { |
---|
| 978 | std::cout << "\nThis mesh appears to already have a set of tangents, " << |
---|
| 979 | "which would suggest tangent vectors have already been calculated. Do you really " << |
---|
| 980 | "want to generate new tangent vectors (may duplicate)? (y/n)"; |
---|
| 981 | while (response == "") |
---|
| 982 | { |
---|
| 983 | cin >> response; |
---|
| 984 | StringUtil::toLowerCase(response); |
---|
| 985 | if (response == "y") |
---|
| 986 | { |
---|
| 987 | // Do nothing |
---|
| 988 | } |
---|
| 989 | else if (response == "n") |
---|
| 990 | { |
---|
| 991 | opts.generateTangents = false; |
---|
| 992 | } |
---|
| 993 | else |
---|
| 994 | { |
---|
| 995 | response = ""; |
---|
| 996 | } |
---|
| 997 | } |
---|
| 998 | } |
---|
| 999 | else |
---|
| 1000 | { |
---|
| 1001 | // safe |
---|
| 1002 | opts.generateTangents = false; |
---|
| 1003 | } |
---|
| 1004 | |
---|
| 1005 | } |
---|
| 1006 | if (opts.generateTangents) |
---|
| 1007 | { |
---|
| 1008 | cout << "Generating tangent vectors...." << std::endl; |
---|
| 1009 | mesh.buildTangentVectors(opts.tangentSemantic, srcTex, destTex); |
---|
| 1010 | } |
---|
| 1011 | } |
---|
| 1012 | |
---|
| 1013 | |
---|
| 1014 | if (opts.recalcBounds) |
---|
| 1015 | recalcBounds(&mesh); |
---|
| 1016 | |
---|
| 1017 | meshSerializer->exportMesh(&mesh, dest, opts.endian); |
---|
| 1018 | |
---|
| 1019 | } |
---|
| 1020 | catch (Exception& e) |
---|
| 1021 | { |
---|
| 1022 | cout << "Exception caught: " << e.getDescription(); |
---|
| 1023 | retCode = 1; |
---|
| 1024 | } |
---|
| 1025 | |
---|
| 1026 | |
---|
| 1027 | delete meshMgr; |
---|
| 1028 | delete skeletonSerializer; |
---|
| 1029 | delete meshSerializer; |
---|
| 1030 | delete skelMgr; |
---|
| 1031 | delete matMgr; |
---|
| 1032 | delete mth; |
---|
| 1033 | delete rgm; |
---|
| 1034 | delete logMgr; |
---|
| 1035 | |
---|
| 1036 | return retCode; |
---|
| 1037 | |
---|
| 1038 | } |
---|
| 1039 | |
---|