1 | /* |
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2 | orxonox - the future of 3D-vertical-scrollers |
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3 | |
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4 | Copyright (C) 2004 orx |
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5 | |
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6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
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10 | |
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11 | ### File Specific: |
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12 | main-programmer: Benjamin Grauer |
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13 | co-programmer: ... |
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14 | */ |
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15 | |
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16 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_PHYSICS |
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17 | |
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18 | #include "physics_connection.h" |
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19 | |
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20 | #include "physics_engine.h" |
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21 | #include "debug.h" |
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22 | |
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23 | #include "field.h" |
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24 | #include "particles/particle_system.h" |
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25 | #include "physics_interface.h" |
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26 | |
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27 | #include "util/loading/factory.h" |
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28 | #include "util/loading/load_param.h" |
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29 | |
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30 | #include "class_id_DEPRECATED.h" |
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31 | ObjectListDefinition(PhysicsConnection); |
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32 | CREATE_FACTORY(PhysicsConnection); |
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33 | /** |
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34 | * creates a PhysicsConnection |
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35 | */ |
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36 | PhysicsConnection::PhysicsConnection(PhysicsInterface* subject, Field* field) |
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37 | { |
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38 | this->registerObject(this, PhysicsConnection::_objectList); |
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39 | this->type = PCON_PhysIField; |
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40 | |
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41 | this->subject = subject; |
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42 | this->field = field; |
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43 | |
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44 | PhysicsEngine::getInstance()->addConnection(this); |
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45 | } |
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46 | |
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47 | PhysicsConnection::PhysicsConnection(const TiXmlElement* root) |
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48 | { |
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49 | this->registerObject(this, PhysicsConnection::_objectList); |
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50 | this->type = PCON_PhysIField; |
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51 | |
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52 | BaseObject::loadParams(root); |
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53 | |
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54 | LoadParam(root, "subject", this, PhysicsConnection, setSubject) |
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55 | .describe("set the subject by a name"); |
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56 | |
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57 | LoadParam(root, "field", this, PhysicsConnection, setField) |
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58 | .describe("set the field by name"); |
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59 | |
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60 | PhysicsEngine::getInstance()->addConnection(this); |
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61 | } |
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62 | |
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63 | /** |
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64 | * standard deconstructor |
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65 | |
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66 | */ |
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67 | PhysicsConnection::~PhysicsConnection () |
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68 | { |
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69 | PhysicsEngine::getInstance()->removeConnection(this); |
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70 | } |
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71 | |
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72 | /** |
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73 | * @param subjectName the name of the Subject for this PhysicsConnection |
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74 | */ |
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75 | void PhysicsConnection::setSubject(const std::string& subjectName) |
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76 | { |
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77 | this->subject = PhysicsEngine::getInstance()->getPhysicsInterfaceByName(subjectName); |
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78 | if (this->subject == NULL) |
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79 | { |
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80 | PRINTF(2)("subject: (%s) not found for PhysicsConnection\n", subjectName.c_str()); |
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81 | } |
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82 | else |
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83 | PRINTF(5)("subject::%s\n", this->subject->getCName()); |
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84 | } |
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85 | |
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86 | /** |
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87 | * @param fieldName the Name of the Field for this connection |
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88 | */ |
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89 | void PhysicsConnection::setField(const std::string& fieldName) |
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90 | { |
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91 | this->field = PhysicsEngine::getInstance()->getFieldByName(fieldName); |
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92 | if (this->field == NULL) |
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93 | { |
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94 | PRINTF(2)("field: (%s) not found for PhysicsConnection\n", fieldName.c_str()); |
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95 | } |
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96 | else |
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97 | PRINTF(5)("field::%s\n", this->field->getCName()); |
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98 | |
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99 | } |
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100 | |
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101 | /** |
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102 | * applies the Force to some Object. |
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103 | */ |
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104 | void PhysicsConnection::apply() const |
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105 | { |
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106 | if (likely(this->type == PCON_PhysIField && this->field->getMagnitude() != 0.0 |
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107 | && this->subject != NULL && this->field != NULL)) |
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108 | this->subject->applyField(this->field); |
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109 | else ; |
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110 | } |
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