[2036] | 1 | |
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| 2 | |
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[4570] | 3 | /* |
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[2036] | 4 | orxonox - the future of 3D-vertical-scrollers |
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| 5 | |
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| 6 | Copyright (C) 2004 orx |
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| 7 | |
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| 8 | This program is free software; you can redistribute it and/or modify |
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| 9 | it under the terms of the GNU General Public License as published by |
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| 10 | the Free Software Foundation; either version 2, or (at your option) |
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| 11 | any later version. |
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| 12 | |
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| 13 | ### File Specific: |
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| 14 | main-programmer: Patrick Boenzli |
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[2190] | 15 | co-programmer: Christian Meyer |
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[2036] | 16 | */ |
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[5300] | 17 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_WORLD_ENTITY |
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[2036] | 18 | |
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| 19 | #include "world_entity.h" |
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[5208] | 20 | #include "shell_command.h" |
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[5143] | 21 | |
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[5511] | 22 | #include "model.h" |
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[6222] | 23 | #include "md2Model.h" |
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[7193] | 24 | #include "util/loading/resource_manager.h" |
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| 25 | #include "util/loading/load_param.h" |
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[3803] | 26 | #include "vector.h" |
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[4682] | 27 | #include "obb_tree.h" |
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[3608] | 28 | |
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[6430] | 29 | #include "glgui_bar.h" |
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| 30 | |
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[6002] | 31 | #include "state.h" |
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[7014] | 32 | #include "camera.h" |
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[6002] | 33 | |
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[2036] | 34 | using namespace std; |
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| 35 | |
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[5208] | 36 | SHELL_COMMAND(model, WorldEntity, loadModel) |
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[6430] | 37 | ->describe("sets the Model of the WorldEntity") |
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[7198] | 38 | ->defaultValues("models/ships/fighter.obj", 1.0); |
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[5208] | 39 | |
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[6424] | 40 | SHELL_COMMAND(debugEntity, WorldEntity, debugWE); |
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[5208] | 41 | |
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[2043] | 42 | /** |
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[4836] | 43 | * Loads the WordEntity-specific Part of any derived Class |
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[5498] | 44 | * |
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| 45 | * @param root: Normally NULL, as the Derived Entities define a loadParams Function themeselves, |
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| 46 | * that can calls WorldEntities loadParams for itself. |
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| 47 | */ |
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[6430] | 48 | WorldEntity::WorldEntity() |
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| 49 | : Synchronizeable() |
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[2190] | 50 | { |
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[4320] | 51 | this->setClassID(CL_WORLD_ENTITY, "WorldEntity"); |
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[4597] | 52 | |
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[4682] | 53 | this->obbTree = NULL; |
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[6700] | 54 | this->healthWidget = NULL; |
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| 55 | this->healthMax = 1.0f; |
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| 56 | this->health = 1.0f; |
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[6695] | 57 | this->scaling = 1.0f; |
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[4261] | 58 | |
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[6695] | 59 | /* OSOLETE */ |
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| 60 | this->bVisible = true; |
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| 61 | this->bCollide = true; |
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| 62 | |
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[6142] | 63 | this->objectListNumber = OM_INIT; |
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| 64 | this->objectListIterator = NULL; |
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| 65 | |
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| 66 | this->toList(OM_NULL); |
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[7444] | 67 | |
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| 68 | modelFileName_handle = registerVarId( new SynchronizeableString( &modelFileName, &modelFileName, "modelFileName" ) ); |
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| 69 | scaling_handle = registerVarId( new SynchronizeableFloat( &scaling, &scaling, "scaling" ) ); |
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[2190] | 70 | } |
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[2043] | 71 | |
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| 72 | /** |
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[4836] | 73 | * standard destructor |
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[2043] | 74 | */ |
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[2190] | 75 | WorldEntity::~WorldEntity () |
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[2036] | 76 | { |
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[7125] | 77 | State::getObjectManager()->toList(this, OM_INIT); |
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| 78 | |
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| 79 | // Delete the model (unregister it with the ResourceManager) |
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| 80 | for (unsigned int i = 0; i < this->models.size(); i++) |
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| 81 | this->setModel(NULL, i); |
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| 82 | |
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[5498] | 83 | // Delete the obbTree |
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[5302] | 84 | if( this->obbTree != NULL) |
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[4814] | 85 | delete this->obbTree; |
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[5994] | 86 | |
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[6700] | 87 | if (this->healthWidget != NULL) |
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| 88 | delete this->healthWidget; |
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[3531] | 89 | } |
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| 90 | |
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[5498] | 91 | /** |
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| 92 | * loads the WorldEntity Specific Parameters. |
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| 93 | * @param root: the XML-Element to load the Data From |
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| 94 | */ |
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[4436] | 95 | void WorldEntity::loadParams(const TiXmlElement* root) |
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| 96 | { |
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[5498] | 97 | // Do the PNode loading stuff |
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[6512] | 98 | PNode::loadParams(root); |
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[5498] | 99 | |
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[6222] | 100 | LoadParam(root, "md2texture", this, WorldEntity, loadMD2Texture) |
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[6430] | 101 | .describe("the fileName of the texture, that should be loaded onto this world-entity. (must be relative to the data-dir)") |
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[7198] | 102 | .defaultValues(""); |
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[6222] | 103 | |
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[4436] | 104 | // Model Loading |
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[5671] | 105 | LoadParam(root, "model", this, WorldEntity, loadModel) |
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[6430] | 106 | .describe("the fileName of the model, that should be loaded onto this world-entity. (must be relative to the data-dir)") |
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[7198] | 107 | .defaultValues("", 1.0f, 0); |
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[6430] | 108 | |
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[6700] | 109 | LoadParam(root, "maxHealth", this, WorldEntity, setHealthMax) |
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| 110 | .describe("The Maximum health that can be loaded onto this entity") |
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[7198] | 111 | .defaultValues(1.0f); |
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[6430] | 112 | |
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[6700] | 113 | LoadParam(root, "health", this, WorldEntity, setHealth) |
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| 114 | .describe("The Health the WorldEntity has at this moment") |
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[7198] | 115 | .defaultValues(1.0f); |
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[4436] | 116 | } |
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| 117 | |
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[6222] | 118 | |
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[3531] | 119 | /** |
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[4885] | 120 | * loads a Model onto a WorldEntity |
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[4836] | 121 | * @param fileName the name of the model to load |
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[5057] | 122 | * @param scaling the Scaling of the model |
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[7221] | 123 | */ |
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| 124 | void WorldEntity::loadModel(const std::string& fileName, float scaling, unsigned int modelNumber) |
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[4261] | 125 | { |
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[6695] | 126 | this->modelLODName = fileName; |
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[6424] | 127 | this->scaling = scaling; |
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[7444] | 128 | |
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| 129 | std::string name = fileName; |
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| 130 | |
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| 131 | if ( name.find( ResourceManager::getInstance()->getDataDir() ) == 0 ) |
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| 132 | { |
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| 133 | name.erase(ResourceManager::getInstance()->getDataDir().size()); |
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| 134 | } |
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| 135 | |
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| 136 | this->modelFileName = name; |
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| 137 | |
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[7221] | 138 | if (!fileName.empty()) |
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[6142] | 139 | { |
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[6430] | 140 | // search for the special character # in the LoadParam |
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[7221] | 141 | if (fileName.find('#') != std::string::npos) |
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[6222] | 142 | { |
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[7221] | 143 | PRINTF(4)("Found # in %s... searching for LOD's\n", fileName.c_str()); |
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| 144 | std::string lodFile = fileName; |
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| 145 | unsigned int offset = lodFile.find('#'); |
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[6720] | 146 | for (unsigned int i = 0; i < 3; i++) |
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[6005] | 147 | { |
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[7221] | 148 | lodFile[offset] = 48+(int)i; |
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[6222] | 149 | if (ResourceManager::isInDataDir(lodFile)) |
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| 150 | this->loadModel(lodFile, scaling, i); |
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[6005] | 151 | } |
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[6222] | 152 | return; |
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| 153 | } |
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[6720] | 154 | if (this->scaling <= 0.0) |
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[6424] | 155 | { |
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[7193] | 156 | PRINTF(1)("YOU GAVE ME A CRAPY SCALE resetting to 1.0\n"); |
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[6720] | 157 | this->scaling = 1.0; |
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[6424] | 158 | } |
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[7221] | 159 | if(fileName.find(".obj") != std::string::npos) |
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[6222] | 160 | { |
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[7221] | 161 | PRINTF(4)("fetching OBJ file: %s\n", fileName.c_str()); |
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[7193] | 162 | BaseObject* loadedModel = ResourceManager::getInstance()->load(fileName, OBJ, RP_CAMPAIGN, this->scaling); |
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| 163 | if (loadedModel != NULL) |
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| 164 | this->setModel(dynamic_cast<Model*>(loadedModel), modelNumber); |
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[7221] | 165 | else |
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| 166 | PRINTF(1)("OBJ-File %s not found.\n", fileName.c_str()); |
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[6222] | 167 | |
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| 168 | if( modelNumber == 0) |
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| 169 | this->buildObbTree(4); |
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| 170 | } |
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[7221] | 171 | else if(fileName.find(".md2") != std::string::npos) |
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[6222] | 172 | { |
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[7221] | 173 | PRINTF(4)("fetching MD2 file: %s\n", fileName.c_str()); |
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[7055] | 174 | Model* m = new MD2Model(fileName, this->md2TextureFileName, this->scaling); |
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[6430] | 175 | //this->setModel((Model*)ResourceManager::getInstance()->load(fileName, MD2, RP_CAMPAIGN), 0); |
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[6222] | 176 | this->setModel(m, 0); |
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[7068] | 177 | |
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| 178 | if( m != NULL) |
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| 179 | this->buildObbTree(4); |
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[6222] | 180 | } |
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[4732] | 181 | } |
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| 182 | else |
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[6341] | 183 | { |
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[5995] | 184 | this->setModel(NULL); |
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[6341] | 185 | } |
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[4261] | 186 | } |
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| 187 | |
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[5061] | 188 | /** |
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[5994] | 189 | * sets a specific Model for the Object. |
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| 190 | * @param model The Model to set |
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| 191 | * @param modelNumber the n'th model in the List to get. |
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| 192 | */ |
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| 193 | void WorldEntity::setModel(Model* model, unsigned int modelNumber) |
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| 194 | { |
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[5995] | 195 | if (this->models.size() <= modelNumber) |
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| 196 | this->models.resize(modelNumber+1, NULL); |
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| 197 | |
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| 198 | if (this->models[modelNumber] != NULL) |
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[6004] | 199 | { |
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[7193] | 200 | Resource* resource = ResourceManager::getInstance()->locateResourceByPointer(dynamic_cast<BaseObject*>(this->models[modelNumber])); |
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[7123] | 201 | if (resource != NULL) |
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| 202 | ResourceManager::getInstance()->unload(resource, RP_LEVEL); |
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| 203 | else |
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| 204 | { |
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| 205 | PRINTF(4)("Forcing model deletion\n"); |
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| 206 | delete this->models[modelNumber]; |
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| 207 | } |
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[5994] | 208 | } |
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[6222] | 209 | |
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[5995] | 210 | this->models[modelNumber] = model; |
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[5994] | 211 | |
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[6222] | 212 | |
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[6430] | 213 | // if (this->model != NULL) |
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| 214 | // this->buildObbTree(4); |
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[5994] | 215 | } |
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| 216 | |
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| 217 | |
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| 218 | /** |
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[5061] | 219 | * builds the obb-tree |
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| 220 | * @param depth the depth to calculate |
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| 221 | */ |
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| 222 | bool WorldEntity::buildObbTree(unsigned int depth) |
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| 223 | { |
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[5428] | 224 | if (this->obbTree) |
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| 225 | delete this->obbTree; |
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| 226 | |
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[5995] | 227 | if (this->models[0] != NULL) |
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[5428] | 228 | { |
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| 229 | PRINTF(4)("creating obb tree\n"); |
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[5708] | 230 | |
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| 231 | |
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[5995] | 232 | this->obbTree = new OBBTree(depth, (sVec3D*)this->models[0]->getVertexArray(), this->models[0]->getVertexCount()); |
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[5428] | 233 | return true; |
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| 234 | } |
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| 235 | else |
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| 236 | { |
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| 237 | PRINTF(2)("could not create obb-tree, because no model was loaded yet\n"); |
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| 238 | this->obbTree = NULL; |
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| 239 | return false; |
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| 240 | } |
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[5061] | 241 | } |
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[5057] | 242 | |
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[6142] | 243 | /** |
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| 244 | * @brief moves this entity to the List OM_List |
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| 245 | * @param list the list to set this Entity to. |
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| 246 | * |
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| 247 | * this is the same as a call to State::getObjectManager()->toList(entity , list); |
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| 248 | * directly, but with an easier interface. |
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| 249 | * |
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| 250 | * @todo inline this (peut etre) |
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| 251 | */ |
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| 252 | void WorldEntity::toList(OM_LIST list) |
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| 253 | { |
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| 254 | State::getObjectManager()->toList(this, list); |
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| 255 | } |
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[5061] | 256 | |
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[6142] | 257 | |
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| 258 | |
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[4261] | 259 | /** |
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[4885] | 260 | * sets the character attributes of a worldentity |
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[4836] | 261 | * @param character attributes |
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[4885] | 262 | * |
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| 263 | * these attributes don't have to be set, only use them, if you need them |
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[2043] | 264 | */ |
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[5498] | 265 | //void WorldEntity::setCharacterAttributes(CharacterAttributes* charAttr) |
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| 266 | //{} |
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[2036] | 267 | |
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[3583] | 268 | |
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[2043] | 269 | /** |
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[5029] | 270 | * this function is called, when two entities collide |
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| 271 | * @param entity: the world entity with whom it collides |
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| 272 | * |
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| 273 | * Implement behaviour like damage application or other miscellaneous collision stuff in this function |
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| 274 | */ |
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| 275 | void WorldEntity::collidesWith(WorldEntity* entity, const Vector& location) |
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| 276 | { |
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[5498] | 277 | /** |
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| 278 | * THIS IS A DEFAULT COLLISION-Effect. |
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| 279 | * IF YOU WANT TO CREATE A SPECIFIC COLLISION ON EACH OBJECT |
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| 280 | * USE:: |
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| 281 | * if (entity->isA(CL_WHAT_YOU_ARE_LOOKING_FOR)) { printf "dothings"; }; |
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| 282 | * |
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| 283 | * You can always define a default Action.... don't be affraid just test it :) |
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| 284 | */ |
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[6430] | 285 | // PRINTF(3)("collision %s vs %s @ (%f,%f,%f)\n", this->getClassName(), entity->getClassName(), location.x, location.y, location.z); |
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[5029] | 286 | } |
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| 287 | |
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[2043] | 288 | |
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| 289 | /** |
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[5498] | 290 | * this is called immediately after the Entity has been constructed, initialized and then Spawned into the World |
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[4885] | 291 | * |
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[5498] | 292 | */ |
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[3229] | 293 | void WorldEntity::postSpawn () |
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[6430] | 294 | {} |
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[2043] | 295 | |
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[3583] | 296 | |
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[2043] | 297 | /** |
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[6959] | 298 | * this method is called by the world if the WorldEntity leaves the game |
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[5498] | 299 | */ |
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[6959] | 300 | void WorldEntity::leaveWorld () |
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[6430] | 301 | {} |
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[2043] | 302 | |
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[3583] | 303 | |
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[2190] | 304 | /** |
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[7085] | 305 | * resets the WorldEntity to its initial values. eg. used for multiplayer games: respawning |
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| 306 | */ |
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| 307 | void WorldEntity::reset() |
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| 308 | {} |
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| 309 | |
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| 310 | /** |
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[4836] | 311 | * this method is called every frame |
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| 312 | * @param time: the time in seconds that has passed since the last tick |
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[4885] | 313 | * |
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| 314 | * Handle all stuff that should update with time inside this method (movement, animation, etc.) |
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[2043] | 315 | */ |
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[4570] | 316 | void WorldEntity::tick(float time) |
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[6430] | 317 | {} |
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[3583] | 318 | |
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[5498] | 319 | |
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[3583] | 320 | /** |
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[4836] | 321 | * the entity is drawn onto the screen with this function |
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[4885] | 322 | * |
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| 323 | * This is a central function of an entity: call it to let the entity painted to the screen. |
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| 324 | * Just override this function with whatever you want to be drawn. |
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[3365] | 325 | */ |
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[5500] | 326 | void WorldEntity::draw() const |
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[3803] | 327 | { |
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[6430] | 328 | //PRINTF(0)("(%s::%s)\n", this->getClassName(), this->getName()); |
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[6281] | 329 | // assert(!unlikely(this->models.empty())); |
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[6002] | 330 | { |
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| 331 | glMatrixMode(GL_MODELVIEW); |
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| 332 | glPushMatrix(); |
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[4570] | 333 | |
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[6002] | 334 | /* translate */ |
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| 335 | glTranslatef (this->getAbsCoor ().x, |
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| 336 | this->getAbsCoor ().y, |
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| 337 | this->getAbsCoor ().z); |
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[6004] | 338 | Vector tmpRot = this->getAbsDir().getSpacialAxis(); |
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| 339 | glRotatef (this->getAbsDir().getSpacialAxisAngle(), tmpRot.x, tmpRot.y, tmpRot.z ); |
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[2043] | 340 | |
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[6004] | 341 | |
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| 342 | // This Draws the LOD's |
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[7014] | 343 | float cameraDistance = State::getCamera()->distance(this); |
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[6004] | 344 | if (cameraDistance > 30 && this->models.size() >= 3 && this->models[2] != NULL) |
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[6002] | 345 | { |
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[6222] | 346 | this->models[2]->draw(); |
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[6004] | 347 | } |
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| 348 | else if (cameraDistance > 10 && this->models.size() >= 2 && this->models[1] != NULL) |
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[6002] | 349 | { |
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| 350 | this->models[1]->draw(); |
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[6004] | 351 | } |
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| 352 | else if (this->models.size() >= 1 && this->models[0] != NULL) |
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[6002] | 353 | { |
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| 354 | this->models[0]->draw(); |
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| 355 | } |
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| 356 | glPopMatrix(); |
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| 357 | } |
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[3803] | 358 | } |
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[3583] | 359 | |
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[6430] | 360 | /** |
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[6700] | 361 | * @param health the Health to add. |
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| 362 | * @returns the health left (this->healthMax - health+this->health) |
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[6430] | 363 | */ |
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[6700] | 364 | float WorldEntity::increaseHealth(float health) |
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[6430] | 365 | { |
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[6700] | 366 | this->health += health; |
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| 367 | if (this->health > this->healthMax) |
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[6430] | 368 | { |
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[6700] | 369 | float retHealth = this->healthMax - this->health; |
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| 370 | this->health = this->healthMax; |
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| 371 | this->updateHealthWidget(); |
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| 372 | return retHealth; |
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[6430] | 373 | } |
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[6700] | 374 | this->updateHealthWidget(); |
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[6430] | 375 | return 0.0; |
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| 376 | } |
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[6281] | 377 | |
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[5498] | 378 | /** |
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[6700] | 379 | * @param health the Health to be removed |
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[6430] | 380 | * @returns 0.0 or the rest, that was not substracted (bellow 0.0) |
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| 381 | */ |
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[6700] | 382 | float WorldEntity::decreaseHealth(float health) |
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[6430] | 383 | { |
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[6700] | 384 | this->health -= health; |
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[6430] | 385 | |
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[6700] | 386 | if (this->health < 0) |
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[6430] | 387 | { |
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[6700] | 388 | float retHealth = -this->health; |
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| 389 | this->health = 0.0f; |
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| 390 | this->updateHealthWidget(); |
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| 391 | return retHealth; |
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[6430] | 392 | } |
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[6700] | 393 | this->updateHealthWidget(); |
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[6430] | 394 | return 0.0; |
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| 395 | |
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| 396 | } |
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| 397 | |
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| 398 | /** |
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[6700] | 399 | * @param maxHealth the maximal health that can be loaded onto the entity. |
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[6430] | 400 | */ |
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[6700] | 401 | void WorldEntity::setHealthMax(float healthMax) |
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[6430] | 402 | { |
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[6700] | 403 | this->healthMax = healthMax; |
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| 404 | if (this->health > this->healthMax) |
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[6430] | 405 | { |
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[6700] | 406 | PRINTF(3)("new maxHealth is bigger as the old health. Did you really intend to do this for (%s::%s)\n", this->getClassName(), this->getName()); |
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| 407 | this->health = this->healthMax; |
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[6430] | 408 | } |
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[6700] | 409 | this->updateHealthWidget(); |
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[6430] | 410 | } |
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| 411 | |
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[6431] | 412 | /** |
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[6700] | 413 | * @brief creates the HealthWidget |
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[6431] | 414 | * |
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[6700] | 415 | * since not all entities need an HealthWidget, it is only created on request. |
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[6431] | 416 | */ |
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[6700] | 417 | void WorldEntity::createHealthWidget() |
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[6430] | 418 | { |
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[6700] | 419 | if (this->healthWidget == NULL) |
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[6430] | 420 | { |
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[6700] | 421 | this->healthWidget = new GLGuiBar(); |
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| 422 | this->healthWidget->setSize2D(30,400); |
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| 423 | this->healthWidget->setAbsCoor2D(10,100); |
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[6430] | 424 | |
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[6700] | 425 | this->updateHealthWidget(); |
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[6430] | 426 | } |
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| 427 | else |
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[6700] | 428 | PRINTF(3)("Allready created the HealthWidget for %s::%s\n", this->getClassName(), this->getName()); |
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[6430] | 429 | } |
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| 430 | |
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[6700] | 431 | void WorldEntity::increaseHealthMax(float increaseHealth) |
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[6440] | 432 | { |
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[6700] | 433 | this->healthMax += increaseHealth; |
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| 434 | this->updateHealthWidget(); |
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[6440] | 435 | } |
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| 436 | |
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[6700] | 437 | |
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| 438 | GLGuiWidget* WorldEntity::getHealthWidget() |
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| 439 | { |
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| 440 | this->createHealthWidget(); |
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| 441 | return this->healthWidget; |
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| 442 | } |
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| 443 | |
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[6431] | 444 | /** |
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[6700] | 445 | * @param visibility shows or hides the health-bar |
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[6431] | 446 | * (creates the widget if needed) |
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| 447 | */ |
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[6700] | 448 | void WorldEntity::setHealthWidgetVisibilit(bool visibility) |
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[6430] | 449 | { |
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[7198] | 450 | if (visibility) |
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| 451 | { |
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| 452 | if (this->healthWidget != NULL) |
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| 453 | this->healthWidget->show(); |
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| 454 | else |
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[6430] | 455 | { |
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[7198] | 456 | this->createHealthWidget(); |
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| 457 | this->updateHealthWidget(); |
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| 458 | this->healthWidget->show(); |
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[6430] | 459 | } |
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[7198] | 460 | } |
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| 461 | else if (this->healthWidget != NULL) |
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| 462 | this->healthWidget->hide(); |
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[6430] | 463 | } |
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| 464 | |
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[6431] | 465 | /** |
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[6700] | 466 | * @brief updates the HealthWidget |
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[6431] | 467 | */ |
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[6700] | 468 | void WorldEntity::updateHealthWidget() |
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[6430] | 469 | { |
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[6700] | 470 | if (this->healthWidget != NULL) |
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[6430] | 471 | { |
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[6700] | 472 | this->healthWidget->setMaximum(this->healthMax); |
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| 473 | this->healthWidget->setValue(this->health); |
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[6430] | 474 | } |
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| 475 | } |
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| 476 | |
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| 477 | |
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| 478 | /** |
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[5498] | 479 | * DEBUG-DRAW OF THE BV-Tree. |
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| 480 | * @param depth What depth to draw |
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| 481 | * @param drawMode the mode to draw this entity under |
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| 482 | */ |
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[5501] | 483 | void WorldEntity::drawBVTree(unsigned int depth, int drawMode) const |
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[4684] | 484 | { |
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| 485 | glMatrixMode(GL_MODELVIEW); |
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| 486 | glPushMatrix(); |
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| 487 | /* translate */ |
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| 488 | glTranslatef (this->getAbsCoor ().x, |
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| 489 | this->getAbsCoor ().y, |
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| 490 | this->getAbsCoor ().z); |
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| 491 | /* rotate */ |
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[4998] | 492 | Vector tmpRot = this->getAbsDir().getSpacialAxis(); |
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| 493 | glRotatef (this->getAbsDir().getSpacialAxisAngle(), tmpRot.x, tmpRot.y, tmpRot.z ); |
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[4684] | 494 | |
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| 495 | if (this->obbTree) |
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| 496 | this->obbTree->drawBV(depth, drawMode); |
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| 497 | glPopMatrix(); |
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| 498 | } |
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[6341] | 499 | |
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[6424] | 500 | |
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[6341] | 501 | /** |
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[6424] | 502 | * Debug the WorldEntity |
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| 503 | */ |
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| 504 | void WorldEntity::debugEntity() const |
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| 505 | { |
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| 506 | PRINT(0)("WorldEntity %s::%s (DEBUG)\n", this->getClassName(), this->getName()); |
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| 507 | this->debugNode(); |
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| 508 | PRINT(0)("List: %s ; ModelCount %d - ", ObjectManager::OMListToString(this->objectListNumber) , this->models.size()); |
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| 509 | for (unsigned int i = 0; i < this->models.size(); i++) |
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| 510 | { |
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| 511 | if (models[i] != NULL) |
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| 512 | PRINT(0)(" : %d:%s", i, this->models[i]->getName()); |
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| 513 | } |
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| 514 | PRINT(0)("\n"); |
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| 515 | |
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| 516 | } |
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| 517 | |
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| 518 | |
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| 519 | /** |
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[7444] | 520 | * handler for changes on registred vars |
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| 521 | * @param id id's which changed |
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[6341] | 522 | */ |
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[7444] | 523 | void WorldEntity::varChangeHandler( std::list< int > & id ) |
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[6341] | 524 | { |
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[7444] | 525 | #warning implement this |
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[6341] | 526 | } |
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