| [10262] | 1 | /** | 
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| [11099] | 2 | * @file DebugDrawer.cc | 
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| [10262] | 3 | * Copy-pasted from | 
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|  | 4 | *  - https://bitbucket.org/hasyimi/ogre-debug-drawing-utility/src | 
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|  | 5 | *  - http://www.ogre3d.org/tikiwiki/tiki-index.php?page=Debug+Drawing+Utility+Class | 
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|  | 6 | * | 
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|  | 7 | * This source code is released into the Public Domain. | 
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|  | 8 | * | 
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|  | 9 | * Modified by Fabian 'x3n' Landau | 
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|  | 10 | */ | 
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|  | 11 |  | 
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|  | 12 | #include "DebugDrawer.h" | 
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|  | 13 |  | 
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|  | 14 | #include <OgreSceneManager.h> | 
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|  | 15 | #include <OgreRenderQueue.h> | 
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|  | 16 | #include <OgreManualObject.h> | 
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|  | 17 | #include <OgreAxisAlignedBox.h> | 
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|  | 18 |  | 
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|  | 19 | #define DEFAULT_ICOSPHERE_RECURSION_LEVEL 1 | 
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|  | 20 |  | 
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|  | 21 | namespace orxonox | 
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|  | 22 | { | 
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|  | 23 | DebugDrawer::DebugDrawer(Ogre::SceneManager *_sceneManager, float _fillAlpha) : | 
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| [11071] | 24 | sceneManager(_sceneManager), fillAlpha(_fillAlpha), manualObject(nullptr), isEnabled(true), linesIndex(0), trianglesIndex(0) | 
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| [10262] | 25 | { | 
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|  | 26 | initialise(); | 
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|  | 27 | } | 
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|  | 28 |  | 
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|  | 29 | DebugDrawer::~DebugDrawer() | 
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|  | 30 | { | 
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|  | 31 | shutdown(); | 
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|  | 32 | } | 
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|  | 33 |  | 
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|  | 34 | void DebugDrawer::initialise() | 
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|  | 35 | { | 
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| [11814] | 36 | Ogre::ResourcePtr resourcePtr = Ogre::MaterialManager::getSingleton().createOrRetrieve("debug_draw", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, true).first; | 
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|  | 37 | Ogre::Material* material = dynamic_cast<Ogre::Material*>(resourcePtr.get()); | 
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|  | 38 | material->getTechnique(0)->getPass(0)->setVertexColourTracking(Ogre::TrackVertexColourEnum::TVC_AMBIENT); | 
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|  | 39 | material->getTechnique(0)->getPass(0)->setLightingEnabled(false); | 
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|  | 40 | material->getTechnique(0)->getPass(0)->setDepthWriteEnabled(false); | 
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|  | 41 | material->getTechnique(0)->getPass(0)->setSceneBlending(Ogre::SceneBlendType::SBT_TRANSPARENT_ALPHA); | 
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|  | 42 |  | 
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| [10262] | 43 | manualObject = sceneManager->createManualObject("debug_object"); | 
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|  | 44 | sceneManager->getRootSceneNode()->createChildSceneNode("debug_object")->attachObject(manualObject); | 
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|  | 45 | manualObject->setDynamic(true); | 
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|  | 46 |  | 
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|  | 47 | icoSphere0.create(0); | 
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|  | 48 | icoSphere1.create(1); | 
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|  | 49 | icoSphere2.create(2); | 
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|  | 50 | icoSphere3.create(3); | 
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|  | 51 | icoSphere4.create(4); | 
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|  | 52 |  | 
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|  | 53 | manualObject->begin("debug_draw", Ogre::RenderOperation::OT_LINE_LIST); | 
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|  | 54 | manualObject->position(Ogre::Vector3::ZERO); | 
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|  | 55 | manualObject->colour(Ogre::ColourValue::ZERO); | 
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|  | 56 | manualObject->index(0); | 
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|  | 57 | manualObject->end(); | 
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|  | 58 | manualObject->begin("debug_draw", Ogre::RenderOperation::OT_TRIANGLE_LIST); | 
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|  | 59 | manualObject->position(Ogre::Vector3::ZERO); | 
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|  | 60 | manualObject->colour(Ogre::ColourValue::ZERO); | 
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|  | 61 | manualObject->index(0); | 
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|  | 62 | manualObject->end(); | 
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|  | 63 |  | 
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|  | 64 | linesIndex = trianglesIndex = 0; | 
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|  | 65 | } | 
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|  | 66 |  | 
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|  | 67 | void DebugDrawer::shutdown() | 
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|  | 68 | { | 
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|  | 69 | sceneManager->destroySceneNode("debug_object"); | 
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|  | 70 | sceneManager->destroyManualObject(manualObject); | 
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|  | 71 | } | 
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|  | 72 |  | 
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|  | 73 | void DebugDrawer::buildLine(const Ogre::Vector3& start, const Ogre::Vector3& end, const Ogre::ColourValue& colour, float alpha) | 
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|  | 74 | { | 
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|  | 75 | int i = addLineVertex(start, Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 76 | addLineVertex(end, Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 77 |  | 
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|  | 78 | addLineIndices(i, i + 1); | 
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|  | 79 | } | 
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|  | 80 |  | 
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|  | 81 | void DebugDrawer::buildQuad(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, float alpha) | 
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|  | 82 | { | 
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|  | 83 | int index = addLineVertex(vertices[0], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 84 | addLineVertex(vertices[1], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 85 | addLineVertex(vertices[2], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 86 | addLineVertex(vertices[3], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 87 |  | 
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|  | 88 | for (int i = 0; i < 4; ++i) | 
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|  | 89 | addLineIndices(index + i, index + ((i + 1) % 4)); | 
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|  | 90 | } | 
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|  | 91 |  | 
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|  | 92 | void DebugDrawer::buildCircle(const Ogre::Matrix4& transform, float radius, int segmentsCount, const Ogre::ColourValue& colour, float alpha) | 
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|  | 93 | { | 
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|  | 94 | int index = linesIndex; | 
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|  | 95 | float increment = 2 * Ogre::Math::PI / segmentsCount; | 
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|  | 96 | float angle = 0.0f; | 
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|  | 97 |  | 
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|  | 98 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 99 | { | 
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|  | 100 | addLineVertex(transform * Ogre::Vector3(radius * Ogre::Math::Cos(angle), 0, radius * Ogre::Math::Sin(angle)), | 
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|  | 101 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 102 | angle += increment; | 
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|  | 103 | } | 
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|  | 104 |  | 
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|  | 105 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 106 | addLineIndices(index + i, i + 1 < segmentsCount ? index + i + 1 : index); | 
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|  | 107 | } | 
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|  | 108 |  | 
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|  | 109 | void DebugDrawer::buildFilledCircle(const Ogre::Matrix4& transform, float radius, int segmentsCount, const Ogre::ColourValue& colour, bool up, float alpha) | 
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|  | 110 | { | 
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|  | 111 | int index = trianglesIndex; | 
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|  | 112 | float increment = 2 * Ogre::Math::PI / segmentsCount; | 
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|  | 113 | float angle = 0.0f; | 
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|  | 114 |  | 
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|  | 115 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 116 | { | 
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|  | 117 | addTriangleVertex(transform * Ogre::Vector3(radius * Ogre::Math::Cos(angle), 0, radius * Ogre::Math::Sin(angle)), | 
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|  | 118 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 119 | angle += increment; | 
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|  | 120 | } | 
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|  | 121 |  | 
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|  | 122 | addTriangleVertex(transform.getTrans(), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 123 |  | 
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|  | 124 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 125 | { | 
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|  | 126 | if (up) | 
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|  | 127 | addTriangleIndices(i + 1 < segmentsCount ? index + i + 1 : index, index + i, index + segmentsCount); | 
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|  | 128 | else | 
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|  | 129 | addTriangleIndices(index + i, i + 1 < segmentsCount ? index + i + 1 : index, index + segmentsCount); | 
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|  | 130 | } | 
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|  | 131 | } | 
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|  | 132 |  | 
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|  | 133 | void DebugDrawer::buildCylinder(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, int segmentsCount, float height, const Ogre::ColourValue& colour, float alpha) | 
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|  | 134 | { | 
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|  | 135 | int index = linesIndex; | 
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|  | 136 |  | 
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|  | 137 | Ogre::Matrix4 transform(rotation); | 
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|  | 138 | transform.setTrans(centre + rotation * Ogre::Vector3(0, height / 2, 0)); | 
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|  | 139 | this->buildCircle(transform, radius, segmentsCount, colour, alpha); | 
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|  | 140 | transform.setTrans(centre + rotation * Ogre::Vector3(0, -height / 2, 0)); | 
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|  | 141 | this->buildCircle(transform, radius, segmentsCount, colour, alpha); | 
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|  | 142 |  | 
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|  | 143 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 144 | addLineIndices(index + i, segmentsCount + index + i); | 
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|  | 145 | } | 
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|  | 146 |  | 
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|  | 147 | void DebugDrawer::buildFilledCylinder(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, int segmentsCount, float height, const Ogre::ColourValue& colour, | 
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|  | 148 | float alpha) | 
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|  | 149 | { | 
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|  | 150 | int index = trianglesIndex; | 
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|  | 151 |  | 
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|  | 152 | Ogre::Matrix4 transform(rotation); | 
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|  | 153 | transform.setTrans(centre + rotation * Ogre::Vector3(0, height / 2, 0)); | 
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|  | 154 | this->buildCircle(transform, radius, segmentsCount, colour); | 
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|  | 155 | this->buildFilledCircle(transform, radius, segmentsCount, colour, true, alpha); | 
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|  | 156 |  | 
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|  | 157 | transform.setTrans(centre + rotation * Ogre::Vector3(0, -height / 2, 0)); | 
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|  | 158 | this->buildCircle(transform, radius, segmentsCount, colour); | 
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|  | 159 | this->buildFilledCircle(transform, radius, segmentsCount, colour, false, alpha); | 
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|  | 160 |  | 
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|  | 161 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 162 | { | 
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|  | 163 | addQuadIndices(index + i, i + 1 < segmentsCount ? index + i + 1 : index, | 
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|  | 164 | i + 1 < segmentsCount ? (segmentsCount + 1) + index + i + 1 : (segmentsCount + 1) + index, (segmentsCount + 1) + index + i); | 
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|  | 165 | } | 
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|  | 166 | } | 
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|  | 167 |  | 
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|  | 168 | void DebugDrawer::buildCone(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, int segmentsCount, float height, const Ogre::ColourValue& colour, float alpha) | 
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|  | 169 | { | 
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|  | 170 | int index = linesIndex; | 
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|  | 171 |  | 
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|  | 172 | Ogre::Matrix4 transform(rotation); | 
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|  | 173 | transform.setTrans(centre + rotation * Ogre::Vector3(0, -height / 2, 0)); | 
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|  | 174 | this->buildCircle(transform, radius, segmentsCount, colour, alpha); | 
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|  | 175 |  | 
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|  | 176 | addLineVertex(centre + rotation * Ogre::Vector3(0, height / 2, 0), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 177 |  | 
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|  | 178 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 179 | addLineIndices(index + i, index + segmentsCount); | 
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|  | 180 | } | 
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|  | 181 |  | 
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|  | 182 | void DebugDrawer::buildFilledCone(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, int segmentsCount, float height, const Ogre::ColourValue& colour, | 
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|  | 183 | float alpha) | 
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|  | 184 | { | 
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|  | 185 | int index = trianglesIndex; | 
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|  | 186 |  | 
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|  | 187 | Ogre::Matrix4 transform(rotation); | 
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|  | 188 | transform.setTrans(centre + rotation * Ogre::Vector3(0, -height / 2, 0)); | 
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|  | 189 | this->buildCircle(transform, radius, segmentsCount, colour); | 
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|  | 190 | this->buildFilledCircle(transform, radius, segmentsCount, colour, false, alpha); | 
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|  | 191 |  | 
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|  | 192 | addTriangleVertex(centre + rotation * Ogre::Vector3(0, height / 2, 0), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 193 |  | 
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|  | 194 | for (int i = 0; i < segmentsCount; i++) | 
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|  | 195 | addTriangleIndices(index + i, index + segmentsCount + 1, i + 1 < segmentsCount ? index + i + 1 : index); | 
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|  | 196 | } | 
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|  | 197 |  | 
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|  | 198 | void DebugDrawer::buildCuboid(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, float alpha) | 
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|  | 199 | { | 
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|  | 200 | int index = addLineVertex(vertices[0], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 201 | for (int i = 1; i < 8; ++i) | 
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|  | 202 | addLineVertex(vertices[i], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 203 |  | 
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|  | 204 | for (int i = 0; i < 4; ++i) | 
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|  | 205 | addLineIndices(index + i, index + ((i + 1) % 4)); | 
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|  | 206 | for (int i = 4; i < 8; ++i) | 
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|  | 207 | addLineIndices(index + i, i == 7 ? index + 4 : index + i + 1); | 
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|  | 208 | addLineIndices(index + 1, index + 5); | 
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|  | 209 | addLineIndices(index + 2, index + 4); | 
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|  | 210 | addLineIndices(index, index + 6); | 
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|  | 211 | addLineIndices(index + 3, index + 7); | 
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|  | 212 | } | 
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|  | 213 |  | 
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|  | 214 | void DebugDrawer::buildFilledCuboid(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, float alpha) | 
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|  | 215 | { | 
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|  | 216 | int index = addTriangleVertex(vertices[0], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 217 | for (int i = 1; i < 8; ++i) | 
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|  | 218 | addTriangleVertex(vertices[i], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 219 |  | 
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|  | 220 | addQuadIndices(index, index + 1, index + 2, index + 3); | 
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|  | 221 | addQuadIndices(index + 4, index + 5, index + 6, index + 7); | 
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|  | 222 |  | 
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|  | 223 | addQuadIndices(index + 1, index + 5, index + 4, index + 2); | 
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|  | 224 | addQuadIndices(index, index + 3, index + 7, index + 6); | 
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|  | 225 |  | 
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|  | 226 | addQuadIndices(index + 1, index, index + 6, index + 5); | 
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|  | 227 | addQuadIndices(index + 4, index + 7, index + 3, index + 2); | 
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|  | 228 | } | 
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|  | 229 |  | 
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|  | 230 | void DebugDrawer::buildFilledQuad(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, float alpha) | 
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|  | 231 | { | 
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|  | 232 | int index = addTriangleVertex(vertices[0], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 233 | addTriangleVertex(vertices[1], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 234 | addTriangleVertex(vertices[2], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 235 | addTriangleVertex(vertices[3], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 236 |  | 
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|  | 237 | addQuadIndices(index, index + 1, index + 2, index + 3); | 
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|  | 238 | } | 
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|  | 239 |  | 
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|  | 240 | void DebugDrawer::buildFilledTriangle(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, float alpha) | 
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|  | 241 | { | 
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|  | 242 | int index = addTriangleVertex(vertices[0], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 243 | addTriangleVertex(vertices[1], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 244 | addTriangleVertex(vertices[2], Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 245 |  | 
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|  | 246 | addTriangleIndices(index, index + 1, index + 2); | 
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|  | 247 | } | 
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|  | 248 |  | 
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|  | 249 | void DebugDrawer::buildTetrahedron(const Ogre::Vector3& centre, float scale, const Ogre::ColourValue& colour, float alpha) | 
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|  | 250 | { | 
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|  | 251 | int index = linesIndex; | 
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|  | 252 |  | 
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|  | 253 | // Distance from the centre | 
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|  | 254 | float bottomDistance = scale * 0.2f; | 
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|  | 255 | float topDistance = scale * 0.62f; | 
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|  | 256 | float frontDistance = scale * 0.289f; | 
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|  | 257 | float backDistance = scale * 0.577f; | 
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|  | 258 | float leftRightDistance = scale * 0.5f; | 
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|  | 259 |  | 
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|  | 260 | addLineVertex(Ogre::Vector3(centre.x, centre.y + topDistance, centre.z), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 261 | addLineVertex(Ogre::Vector3(centre.x, centre.y - bottomDistance, centre.z + frontDistance), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 262 | addLineVertex(Ogre::Vector3(centre.x + leftRightDistance, centre.y - bottomDistance, centre.z - backDistance), | 
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|  | 263 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 264 | addLineVertex(Ogre::Vector3(centre.x - leftRightDistance, centre.y - bottomDistance, centre.z - backDistance), | 
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|  | 265 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 266 |  | 
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|  | 267 | addLineIndices(index, index + 1); | 
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|  | 268 | addLineIndices(index, index + 2); | 
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|  | 269 | addLineIndices(index, index + 3); | 
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|  | 270 |  | 
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|  | 271 | addLineIndices(index + 1, index + 2); | 
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|  | 272 | addLineIndices(index + 2, index + 3); | 
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|  | 273 | addLineIndices(index + 3, index + 1); | 
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|  | 274 | } | 
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|  | 275 |  | 
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|  | 276 | void DebugDrawer::buildFilledTetrahedron(const Ogre::Vector3& centre, float scale, const Ogre::ColourValue& colour, float alpha) | 
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|  | 277 | { | 
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|  | 278 | int index = trianglesIndex; | 
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|  | 279 |  | 
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|  | 280 | // Distance from the centre | 
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|  | 281 | float bottomDistance = scale * 0.2f; | 
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|  | 282 | float topDistance = scale * 0.62f; | 
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|  | 283 | float frontDistance = scale * 0.289f; | 
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|  | 284 | float backDistance = scale * 0.577f; | 
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|  | 285 | float leftRightDistance = scale * 0.5f; | 
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|  | 286 |  | 
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|  | 287 | addTriangleVertex(Ogre::Vector3(centre.x, centre.y + topDistance, centre.z), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 288 | addTriangleVertex(Ogre::Vector3(centre.x, centre.y - bottomDistance, centre.z + frontDistance), Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 289 | addTriangleVertex(Ogre::Vector3(centre.x + leftRightDistance, centre.y - bottomDistance, centre.z - backDistance), | 
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|  | 290 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 291 | addTriangleVertex(Ogre::Vector3(centre.x - leftRightDistance, centre.y - bottomDistance, centre.z - backDistance), | 
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|  | 292 | Ogre::ColourValue(colour.r, colour.g, colour.b, alpha)); | 
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|  | 293 |  | 
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|  | 294 | addTriangleIndices(index, index + 1, index + 2); | 
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|  | 295 | addTriangleIndices(index, index + 2, index + 3); | 
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|  | 296 | addTriangleIndices(index, index + 3, index + 1); | 
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|  | 297 |  | 
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|  | 298 | addTriangleIndices(index + 1, index + 3, index + 2); | 
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|  | 299 | } | 
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|  | 300 |  | 
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|  | 301 | void DebugDrawer::drawLine(const Ogre::Vector3& start, const Ogre::Vector3& end, const Ogre::ColourValue& colour) | 
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|  | 302 | { | 
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|  | 303 | buildLine(start, end, colour); | 
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|  | 304 | } | 
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|  | 305 |  | 
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|  | 306 | void DebugDrawer::drawCircle(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 307 | { | 
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|  | 308 | int segmentsCount = std::min<int>(100, (int) (radius / 2.5)); | 
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|  | 309 |  | 
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|  | 310 | Ogre::Matrix4 transform(rotation); | 
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|  | 311 | transform.setTrans(centre); | 
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|  | 312 |  | 
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|  | 313 | buildCircle(transform, radius, segmentsCount, colour); | 
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|  | 314 | if (isFilled) | 
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|  | 315 | buildFilledCircle(transform, radius, segmentsCount, colour, fillAlpha); | 
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|  | 316 | } | 
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|  | 317 |  | 
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|  | 318 | void DebugDrawer::drawCylinder(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, float height, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 319 | { | 
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|  | 320 | int segmentsCount = std::min<int>(100, (int) (radius / 2.5)); | 
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|  | 321 |  | 
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|  | 322 | if (isFilled) | 
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|  | 323 | buildFilledCylinder(centre, rotation, radius, segmentsCount, height, colour, fillAlpha); | 
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|  | 324 | else | 
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|  | 325 | buildCylinder(centre, rotation, radius, segmentsCount, height, colour); | 
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|  | 326 | } | 
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|  | 327 |  | 
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|  | 328 | void DebugDrawer::drawCone(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, float height, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 329 | { | 
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|  | 330 | int segmentsCount = std::min<int>(100, (int) (radius / 2.5)); | 
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|  | 331 |  | 
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|  | 332 | if (isFilled) | 
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|  | 333 | buildFilledCone(centre, rotation, radius, segmentsCount, height, colour, fillAlpha); | 
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|  | 334 | else | 
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|  | 335 | buildCone(centre, rotation, radius, segmentsCount, height, colour); | 
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|  | 336 | } | 
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|  | 337 |  | 
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|  | 338 | void DebugDrawer::drawQuad(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 339 | { | 
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|  | 340 | buildQuad(vertices, colour); | 
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|  | 341 | if (isFilled) | 
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|  | 342 | buildFilledQuad(vertices, colour, fillAlpha); | 
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|  | 343 | } | 
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|  | 344 |  | 
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|  | 345 | void DebugDrawer::drawCuboid(const Ogre::Vector3* vertices, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 346 | { | 
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|  | 347 | buildCuboid(vertices, colour); | 
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|  | 348 | if (isFilled) | 
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|  | 349 | buildFilledCuboid(vertices, colour, fillAlpha); | 
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|  | 350 | } | 
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|  | 351 |  | 
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|  | 352 | void DebugDrawer::drawSphere(const Ogre::Vector3& centre, const Ogre::Quaternion& rotation, float radius, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 353 | { | 
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|  | 354 | const IcoSphere& sphere = this->getIcoSphere(radius); | 
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|  | 355 |  | 
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|  | 356 | if (isFilled) | 
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|  | 357 | { | 
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|  | 358 | this->drawCircle(centre, rotation * Ogre::Quaternion(Ogre::Degree(90), Ogre::Vector3(1, 0, 0)), radius, colour, false); | 
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|  | 359 | this->drawCircle(centre, rotation * Ogre::Quaternion(Ogre::Degree(90), Ogre::Vector3(0, 1, 0)), radius, colour, false); | 
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|  | 360 | this->drawCircle(centre, rotation * Ogre::Quaternion(Ogre::Degree(90), Ogre::Vector3(0, 0, 1)), radius, colour, false); | 
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|  | 361 |  | 
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|  | 362 | int baseIndex = trianglesIndex; | 
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|  | 363 | trianglesIndex += sphere.addToVertices(&triangleVertices, centre, Ogre::ColourValue(colour.r, colour.g, colour.b, fillAlpha), radius); | 
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|  | 364 | sphere.addToTriangleIndices(baseIndex, &triangleIndices); | 
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|  | 365 | } | 
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|  | 366 | else | 
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|  | 367 | { | 
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|  | 368 | int baseIndex = linesIndex; | 
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|  | 369 | linesIndex += sphere.addToVertices(&lineVertices, centre, colour, radius); | 
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|  | 370 | sphere.addToLineIndices(baseIndex, &lineIndices); | 
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|  | 371 | } | 
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|  | 372 | } | 
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|  | 373 |  | 
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|  | 374 | const IcoSphere& DebugDrawer::getIcoSphere(float radius) const | 
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|  | 375 | { | 
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|  | 376 | if (radius < 50) | 
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|  | 377 | return this->icoSphere0; | 
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|  | 378 | else if (radius < 500) | 
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|  | 379 | return this->icoSphere1; | 
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|  | 380 | else if (radius < 5000) | 
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|  | 381 | return this->icoSphere2; | 
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|  | 382 | else if (radius < 50000) | 
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|  | 383 | return this->icoSphere3; | 
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|  | 384 | else | 
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|  | 385 | return this->icoSphere4; | 
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|  | 386 | } | 
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|  | 387 |  | 
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|  | 388 | void DebugDrawer::drawTetrahedron(const Ogre::Vector3& centre, float scale, const Ogre::ColourValue& colour, bool isFilled) | 
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|  | 389 | { | 
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|  | 390 | buildTetrahedron(centre, scale, colour); | 
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|  | 391 | if (isFilled) | 
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|  | 392 | buildFilledTetrahedron(centre, scale, colour, fillAlpha); | 
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|  | 393 | } | 
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|  | 394 |  | 
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|  | 395 | void DebugDrawer::build() | 
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|  | 396 | { | 
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|  | 397 | manualObject->beginUpdate(0); | 
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|  | 398 | if (lineVertices.size() > 0 && isEnabled) | 
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|  | 399 | { | 
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|  | 400 | manualObject->estimateVertexCount(lineVertices.size()); | 
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|  | 401 | manualObject->estimateIndexCount(lineIndices.size()); | 
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| [11071] | 402 | for (const VertexPair& pair : lineVertices) | 
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| [10262] | 403 | { | 
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| [11071] | 404 | manualObject->position(pair.first); | 
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|  | 405 | manualObject->colour(pair.second); | 
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| [10262] | 406 | } | 
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| [11071] | 407 | for (int lineIndex : lineIndices) | 
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|  | 408 | manualObject->index(lineIndex); | 
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| [10262] | 409 | } | 
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|  | 410 | else | 
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|  | 411 | manualObject->index(0); // this is necessary to avoid crashes with ogre 1.7 if there's a light source in the level | 
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|  | 412 | manualObject->end(); | 
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|  | 413 |  | 
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|  | 414 | manualObject->beginUpdate(1); | 
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|  | 415 | if (triangleVertices.size() > 0 && isEnabled) | 
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|  | 416 | { | 
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|  | 417 | manualObject->estimateVertexCount(triangleVertices.size()); | 
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|  | 418 | manualObject->estimateIndexCount(triangleIndices.size()); | 
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| [11071] | 419 | for (const VertexPair& pair : triangleVertices) | 
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| [10262] | 420 | { | 
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| [11071] | 421 | manualObject->position(pair.first); | 
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|  | 422 | manualObject->colour(pair.second.r, pair.second.g, pair.second.b, fillAlpha); | 
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| [10262] | 423 | } | 
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| [11071] | 424 | for (int triangleIndex : triangleIndices) | 
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|  | 425 | manualObject->index(triangleIndex); | 
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| [10262] | 426 | } | 
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|  | 427 | else | 
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|  | 428 | manualObject->index(0); // this is necessary to avoid crashes with ogre 1.7 if there's a light source in the level | 
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|  | 429 | manualObject->end(); | 
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|  | 430 | } | 
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|  | 431 |  | 
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|  | 432 | void DebugDrawer::clear() | 
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|  | 433 | { | 
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|  | 434 | lineVertices.clear(); | 
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|  | 435 | triangleVertices.clear(); | 
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|  | 436 | lineIndices.clear(); | 
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|  | 437 | triangleIndices.clear(); | 
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|  | 438 | linesIndex = trianglesIndex = 0; | 
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|  | 439 | } | 
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|  | 440 |  | 
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|  | 441 | int DebugDrawer::addLineVertex(const Ogre::Vector3& vertex, const Ogre::ColourValue& colour) | 
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|  | 442 | { | 
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| [11071] | 443 | lineVertices.emplace_back(vertex, colour); | 
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| [10262] | 444 | return linesIndex++; | 
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|  | 445 | } | 
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|  | 446 |  | 
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|  | 447 | void DebugDrawer::addLineIndices(int index1, int index2) | 
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|  | 448 | { | 
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|  | 449 | lineIndices.push_back(index1); | 
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|  | 450 | lineIndices.push_back(index2); | 
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|  | 451 | } | 
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|  | 452 |  | 
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|  | 453 | int DebugDrawer::addTriangleVertex(const Ogre::Vector3& vertex, const Ogre::ColourValue& colour) | 
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|  | 454 | { | 
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| [11071] | 455 | triangleVertices.emplace_back(vertex, colour); | 
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| [10262] | 456 | return trianglesIndex++; | 
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|  | 457 | } | 
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|  | 458 |  | 
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|  | 459 | void DebugDrawer::addTriangleIndices(int index1, int index2, int index3) | 
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|  | 460 | { | 
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|  | 461 | triangleIndices.push_back(index1); | 
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|  | 462 | triangleIndices.push_back(index2); | 
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|  | 463 | triangleIndices.push_back(index3); | 
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|  | 464 | } | 
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|  | 465 |  | 
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|  | 466 | void DebugDrawer::addQuadIndices(int index1, int index2, int index3, int index4) | 
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|  | 467 | { | 
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|  | 468 | triangleIndices.push_back(index1); | 
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|  | 469 | triangleIndices.push_back(index2); | 
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|  | 470 | triangleIndices.push_back(index3); | 
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|  | 471 |  | 
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|  | 472 | triangleIndices.push_back(index1); | 
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|  | 473 | triangleIndices.push_back(index3); | 
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|  | 474 | triangleIndices.push_back(index4); | 
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|  | 475 | } | 
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|  | 476 | } | 
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