[4744] | 1 | /* |
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[3655] | 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: ... |
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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_WORLD_ENTITY |
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| 17 | |
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[4839] | 18 | #include "render_2d.h" |
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[3655] | 19 | |
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[4840] | 20 | #include "graphics_engine.h" |
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| 21 | #include "class_list.h" |
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| 22 | #include "list.h" |
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| 23 | #include "element_2d.h" |
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| 24 | |
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[4862] | 25 | #include <math.h> |
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| 26 | |
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[3655] | 27 | using namespace std; |
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| 28 | |
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| 29 | |
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[4839] | 30 | |
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[3655] | 31 | /** |
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[4838] | 32 | * standard constructor |
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| 33 | */ |
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[4839] | 34 | Render2D::Render2D () |
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[3655] | 35 | { |
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[4839] | 36 | this->setClassID(CL_RENDER_2D, "Render2D"); |
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| 37 | this->setName("Render2D"); |
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[3655] | 38 | |
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[4862] | 39 | for (int i = 0; i < E2D_LAYER_COUNT; i++) |
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| 40 | this->element2DList[i] = new tList<Element2D>; |
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[3655] | 41 | } |
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| 42 | |
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| 43 | /** |
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[4838] | 44 | * the singleton reference to this class |
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| 45 | */ |
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[4839] | 46 | Render2D* Render2D::singletonRef = NULL; |
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[3655] | 47 | |
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| 48 | /** |
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[4840] | 49 | * standard deconstructor |
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[4838] | 50 | */ |
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[4839] | 51 | Render2D::~Render2D () |
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[3655] | 52 | { |
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[4862] | 53 | for (int i = 0; i < E2D_LAYER_COUNT; i++) |
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| 54 | delete this->element2DList[i]; |
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[4840] | 55 | |
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[4839] | 56 | Render2D::singletonRef = NULL; |
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[3655] | 57 | } |
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[4840] | 58 | |
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| 59 | |
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| 60 | /** |
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| 61 | * registers a 2D-element to the 2D-Renderer |
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| 62 | * @param element2D the element to registers |
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[4848] | 63 | * |
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| 64 | * do not use this function by yourself, because this is used by Element2D's constructor |
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[4840] | 65 | */ |
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| 66 | void Render2D::registerElement2D(Element2D* element2D) |
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| 67 | { |
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[4862] | 68 | this->element2DList[(int)log2(E2D_DEFAULT_LAYER)]->add(element2D); |
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[4840] | 69 | } |
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| 70 | |
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| 71 | /** |
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| 72 | * unregisters a 2D-element from the 2D-Renderer |
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| 73 | * @param element2D The element to unregister |
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[4848] | 74 | * |
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| 75 | * do not use this function by yourself, because this is used by Element2D's destructor |
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[4840] | 76 | */ |
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| 77 | void Render2D::unregisterElement2D(Element2D* element2D) |
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| 78 | { |
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[4862] | 79 | this->element2DList[(int)log2(element2D->getLayer())]->remove(element2D); |
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[4840] | 80 | } |
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[4847] | 81 | |
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| 82 | |
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[4862] | 83 | /** |
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| 84 | * moves an 2D-Element to another Layer |
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| 85 | * @param element2D the Element to move |
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| 86 | * @param to which layer to move it to. |
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| 87 | */ |
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| 88 | void Render2D::moveToLayer(Element2D* element2D, E2D_LAYER to) |
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| 89 | { |
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| 90 | this->element2DList[(int)log2(element2D->getLayer())]->remove(element2D); |
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| 91 | this->element2DList[(int)log2(to)]->add(element2D); |
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| 92 | } |
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| 93 | |
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| 94 | |
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| 95 | /** |
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| 96 | * ticks all the 2d-elements |
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| 97 | * @param dt the timestep since last dt |
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| 98 | */ |
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[4849] | 99 | void Render2D::tick(float dt) |
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| 100 | { |
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[4862] | 101 | for (int i = 0; i < E2D_LAYER_COUNT; i++) |
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[4849] | 102 | { |
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[4862] | 103 | tIterator<Element2D>* iterator = this->element2DList[i]->getIterator(); |
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| 104 | Element2D* elem = iterator->nextElement(); |
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| 105 | while (elem != NULL) |
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| 106 | { |
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| 107 | elem->tick(dt); |
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| 108 | elem = iterator->nextElement(); |
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| 109 | } |
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| 110 | delete iterator; |
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[4849] | 111 | } |
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| 112 | } |
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| 113 | |
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| 114 | /** |
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| 115 | * renders all the Elements of the Render2D-engine |
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| 116 | */ |
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[4862] | 117 | void Render2D::draw(unsigned int layer) const |
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[4847] | 118 | { |
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[4848] | 119 | GraphicsEngine::enter2DMode(); |
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| 120 | |
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[4862] | 121 | int drawLayer = 1; |
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| 122 | |
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| 123 | for (int i = 0; i < E2D_LAYER_COUNT; i++) |
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[4847] | 124 | { |
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[4862] | 125 | if (layer & drawLayer && this->element2DList[i]->getSize() > 0) |
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| 126 | { |
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| 127 | tIterator<Element2D>* iterator = this->element2DList[i]->getIterator(); |
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| 128 | Element2D* elem = iterator->nextElement(); |
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| 129 | while (elem != NULL) |
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| 130 | { |
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| 131 | if (elem->isVisible()) |
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| 132 | elem->draw(); |
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| 133 | elem = iterator->nextElement(); |
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| 134 | } |
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| 135 | delete iterator; |
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| 136 | } |
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| 137 | drawLayer << 1; |
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[4847] | 138 | } |
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[4848] | 139 | |
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| 140 | GraphicsEngine::leave2DMode(); |
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[4862] | 141 | |
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[4847] | 142 | } |
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