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