[3] | 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 | You may use this sample code for anything you like, it is not covered by the |
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| 11 | LGPL like the rest of the engine. |
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| 12 | ----------------------------------------------------------------------------- |
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| 13 | */ |
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| 14 | |
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| 15 | #include "MaterialControls.h" |
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| 16 | #include "OgreLogManager.h" |
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| 17 | #include "OgreStringVector.h" |
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| 18 | #include "OgreStringConverter.h" |
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| 19 | #include "OgreConfigFile.h" |
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| 20 | #include "OgreResourceGroupManager.h" |
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| 21 | #include "OgreException.h" |
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| 22 | |
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| 23 | /******************************************************************************** |
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| 24 | MaterialControls Methods |
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| 25 | *********************************************************************************/ |
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| 26 | void MaterialControls::addControl(const Ogre::String& params) |
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| 27 | { |
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| 28 | // params is a string containing using the following format: |
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| 29 | // "<Control Name>, <Shader parameter name>, <Parameter Type>, <Min Val>, <Max Val>, <Parameter Sub Index>" |
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| 30 | |
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| 31 | // break up long string into components |
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| 32 | Ogre::StringVector vecparams = Ogre::StringUtil::split(params, ","); |
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| 33 | |
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| 34 | // if there are not five elements then log error and move on |
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| 35 | if (vecparams.size() != 6) |
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| 36 | { |
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| 37 | Ogre::LogManager::getSingleton().logMessage( |
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| 38 | "Incorrect number of parameters passed in params string for MaterialControls::addControl()" ); |
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| 39 | |
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| 40 | return; |
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| 41 | } |
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| 42 | |
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| 43 | ShaderControl newControl; |
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| 44 | Ogre::StringUtil::trim(vecparams[0]); |
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| 45 | newControl.Name = vecparams[0]; |
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| 46 | |
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| 47 | Ogre::StringUtil::trim(vecparams[1]); |
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| 48 | newControl.ParamName = vecparams[1]; |
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| 49 | |
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| 50 | Ogre::StringUtil::trim(vecparams[2]); |
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| 51 | if (vecparams[2] == "GPU_VERTEX") |
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| 52 | newControl.ValType = GPU_VERTEX; |
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| 53 | else if (vecparams[2] == "GPU_FRAGMENT") |
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| 54 | newControl.ValType = GPU_FRAGMENT; |
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| 55 | |
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| 56 | newControl.MinVal = Ogre::StringConverter::parseReal(vecparams[3]); |
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| 57 | newControl.MaxVal = Ogre::StringConverter::parseReal(vecparams[4]); |
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| 58 | newControl.ElementIndex = Ogre::StringConverter::parseInt(vecparams[5]); |
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| 59 | |
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| 60 | mShaderControlsContainer.push_back(newControl); |
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| 61 | |
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| 62 | } |
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| 63 | |
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| 64 | void loadMaterialControlsFile(MaterialControlsContainer& controlsContainer, const Ogre::String& filename) |
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| 65 | { |
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| 66 | // Load material controls from config file |
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| 67 | Ogre::ConfigFile cf; |
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| 68 | |
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| 69 | try |
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| 70 | { |
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| 71 | |
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| 72 | cf.load(filename, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, "\t;=", true); |
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| 73 | |
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| 74 | // Go through all sections & controls in the file |
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| 75 | Ogre::ConfigFile::SectionIterator seci = cf.getSectionIterator(); |
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| 76 | |
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| 77 | Ogre::String secName, typeName, materialName, dataString; |
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| 78 | |
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| 79 | while (seci.hasMoreElements()) |
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| 80 | { |
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| 81 | secName = seci.peekNextKey(); |
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| 82 | Ogre::ConfigFile::SettingsMultiMap* settings = seci.getNext(); |
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| 83 | if (!secName.empty() && settings) |
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| 84 | { |
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| 85 | materialName = cf.getSetting("material", secName); |
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| 86 | |
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| 87 | MaterialControls newMaaterialControls(secName, materialName); |
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| 88 | controlsContainer.push_back(newMaaterialControls); |
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| 89 | |
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| 90 | size_t idx = controlsContainer.size() - 1; |
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| 91 | |
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| 92 | Ogre::ConfigFile::SettingsMultiMap::iterator i; |
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| 93 | |
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| 94 | for (i = settings->begin(); i != settings->end(); ++i) |
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| 95 | { |
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| 96 | typeName = i->first; |
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| 97 | dataString = i->second; |
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| 98 | if (typeName == "control") |
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| 99 | controlsContainer[idx].addControl(dataString); |
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| 100 | } |
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| 101 | } |
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| 102 | } |
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| 103 | |
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| 104 | Ogre::LogManager::getSingleton().logMessage( "Material Controls setup" ); |
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| 105 | } |
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| 106 | catch (Ogre::Exception e) |
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| 107 | { |
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| 108 | // Guess the file didn't exist |
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| 109 | } |
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| 110 | } |
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| 111 | |
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| 112 | |
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| 113 | void loadAllMaterialControlFiles(MaterialControlsContainer& controlsContainer) |
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| 114 | { |
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| 115 | Ogre::StringVectorPtr fileStringVector = Ogre::ResourceGroupManager::getSingleton().findResourceNames( Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, "*.controls" ); |
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| 116 | std::vector<Ogre::String>::iterator controlsFileNameIterator = fileStringVector->begin(); |
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| 117 | |
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| 118 | while ( controlsFileNameIterator != fileStringVector->end() ) |
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| 119 | { |
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| 120 | loadMaterialControlsFile(controlsContainer, *controlsFileNameIterator); |
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| 121 | ++controlsFileNameIterator; |
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| 122 | } |
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| 123 | } |
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