java
/
jMonkeyEngine-wiki
mirror of https://github.com/jMonkeyEngine/wiki.git


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311
							<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <title>hellovector :: jMonkeyEngine Docs</title>
    <link rel="canonical" href="https://wiki.jmonkeyengine.org/docs/3.8/tutorials/beginner/hellovector.html">
    <meta name="generator" content="Antora 3.0.1">
    <link rel="stylesheet" href="../../../../_/css/site.css">
<meta property="og:image" content="https://wiki.jmonkeyengine.org/_/img/iconx128.png">
<meta property="og:description" content="hellovector">
<meta property="og:title" content="jMonkeyEngine Docs">
<link rel="stylesheet" href="../../../../_/css/site-extra.css">
<link rel="stylesheet" href="../../../../_/css/vendor/docsearch.min.css">
<!-- fetched from https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.css -->
<link rel="icon" href="../../../../_/img/favicon.ico" type="image/x-icon">
  </head>
  <body class="article">
<header class="header">
  <nav class="navbar">
    <div class="navbar-brand">
      <a class="navbar-item" href="https://wiki.jmonkeyengine.org">
        <img alt="" src="../../../../_/img/jme-logo.png" height="32" type="image/x-icon">
      </a>
      <div class="navbar-item hide-for-print">
        <input id="search-input" type="text" placeholder="Search docs">
      </div>
      <button class="navbar-burger" data-target="topbar-nav">
        <span></span>
        <span></span>
        <span></span>
      </button>
    </div>
    <div id="topbar-nav" class="navbar-menu">
      <div class="navbar-end">
        <div class="navbar-item theme-switch-wrapper">
          <label class="theme-switch" for="checkbox">
            <input type="checkbox" id="checkbox" />
            <div class="slider round"></div>
          </label>
        </div>
        <a class="navbar-item" href="https://github.com/jmonkeyengine/wiki">Github</a>
      </div>
    </div>
  </nav>
</header>
<div class="body">
<div class="nav-container" data-component="docs" data-version="3.8">
  <aside class="nav">
    <div class="panels">
<div class="nav-panel-menu is-active" data-panel="menu">
  <nav class="nav-menu">
    <h3 class="title"><a href="../../documentation.html">JME</a></h3>
<ul class="nav-list">
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <a class="nav-link" href="../../documentation.html">Getting Started</a>
  </li>
  <li class="nav-item" data-depth="1">
    <a class="nav-link" href="https://javadoc.jmonkeyengine.org/v3.4.1-stable">JavaDoc</a>
  </li>
  <li class="nav-item" data-depth="1">
    <a class="nav-link" href="../../release.html">Release Guide</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="beginner.html">Beginner Tutorials</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_simpleapplication.html">Hello SimpleApplication</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_node.html">Hello Node</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_asset.html">Hello Asset</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_main_event_loop.html">Hello Update Loop</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_input_system.html">Hello Input System</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_material.html">Hello Material</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_animation.html">Hello Animation</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_picking.html">Hello Picking</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_collision.html">Hello Collision</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_terrain.html">Hello Terrain</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_audio.html">Hello Audio</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_effects.html">Hello Effects</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="hello_physics.html">Hello Physics</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Key Concepts</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/best_practices.html">Best Practices</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/optimization.html">Optimization</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/faq.html">Frequently Asked Questions</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/math_for_dummies.html">Math for Dummies</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/math.html">Math overview</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/math_cheet_sheet.html">3D math "cheat sheet"</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/rotate.html">3-D Rotation</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/math_video_tutorials.html">Math video tutorial series</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/multi-media_asset_pipeline.html">Multi-Media Asset Pipeline</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/the_scene_graph.html">The Scene Graph</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/scenegraph_for_dummies.html">Scene Graph for Dummies</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/terminology.html">3D Graphics Terminology</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../concepts/transparency_sorting.html">Transparency Sorting</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Articles and How-to&#8217;s</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">How to Model</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../how-to/modeling/3dsmax/3dsmax.html">3dsmax</a>
  </li>
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../how-to/modeling/blender/blender.html">Blender</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/blender_buffer_clearing.html">Buffer Clearing</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/blender_gltf.html">Export as GlTF</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/blender_ogre_export.html">Export as Ogre XML</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/blender_ogre_compatibility.html">Ogre Compatibility</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/makehuman.html">MakeHuman</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/makehuman_blender_ogrexml_toolchain.html">MakeHuman toolchain</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">How to Animate</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Mixamo</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/modeling/blender/mixamo.html">Blender Models</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../how-to/debugging.html">Debugging with Wireframes</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../how-to/util/free_skymaps.html">How to create free skymaps</a>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Java Tips</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../how-to/java/localization.html">Localization</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../how-to/java/swing_canvas.html">Swing Canvas</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../how-to/java/logging.html">Logging</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../how-to/java/read_graphic_card_capabilites.html">Read Graphics Capabilities</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Articles</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Physically Based Rendering</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/articles/pbr/pbr_part1.html">PBR – Part one</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/articles/pbr/pbr_part2.html">PBR – Part two</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../how-to/articles/pbr/pbr_part3.html">PBR – Part three</a>
  </li>
</ul>
  </li>
</ul>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Core Engine</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/simpleapplication.html">SimpleApplication</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/system/appsettings.html">AppSettings</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Controlling Game Logic</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/update_loop.html">Update Loop</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/state/application_states.html">Application States</a>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../core/scene/control/custom_controls.html">Custom Controls</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Video</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="https://www.youtube.com/watch?v=MNDiZ9YHIpM">Control any scene node</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="https://www.youtube.com/watch?v=-OzRZscLlHY">Control a character</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="https://wiki.jmonkeyengine.org/Scenes/SDK-UsecaseDemo_1.zip">Video Source Code</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/multithreading.html">Multithreading</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Scene Graph</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/scene/traverse_scenegraph.html">Traverse SceneGraph</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/scene/spatial.html">Spatial: Node vs Geometry</a>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../core/scene/mesh.html">Mesh</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/scene/custom_meshes.html">Custom Meshes</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/scene/shape/shape.html">Shape</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/scene/3d_models.html">3D Models</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/asset/asset_manager.html">Asset Manager</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/export/save_and_load.html">Saving and Loading Nodes</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/collision/collision_and_intersection.html">Collision and Intersection</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/scene/control/level_of_detail.html">Level of Detail</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Animation, Scene</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/animation/animation_new.html">Animation with AnimComposer</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/animation/animation.html">Animation-Old (AnimControl)</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/cinematic/cinematics.html">Cinematics (cutscenes, fake destruction physics)</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/cinematic/motionpath.html">MotionPaths and Waypoints</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Material, Light, Shadow</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/material/how_to_use_materials.html">How to use Materials</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/material/j3m_material_files.html">.j3m Material Files</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/material/material_definitions.html">.j3md Material Definitions</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/material/materials_overview.html">.j3md Properties</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/shader/jme3_shaders.html">Shaders and JME3</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/shader/jme3_shadernodes.html">Shader Node System</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/shader/shader_video_tutorials.html">Shader Video Tutorials</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/light/light_and_shadow.html">Light and Shadow</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/texture/anisotropic_filtering.html">Anisotropic Filtering</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/system/jme3_srgbpipeline.html">Gamma Correction</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/material/normal_types.html">Normal Map Conventions</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Audio, Video</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/audio/audio.html">Playing Sounds</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/audio/audio_environment_presets.html">Audio Environment Presets</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/state/screenshots.html">Capture Screenshots</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/app/state/capture_audio_video_to_a_file.html">Capture Audio/Video</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Filter, Effect</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/effect/effects_overview.html">Overview</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/effect/bloom_and_glow.html">Bloom and Glow</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/effect/particle_emitters.html">Particle Emitters</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Landscapes</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/util/sky.html">Sky</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/terrain/terrain.html">Terrain (TerraMonkey)</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/collision/terrain_collision.html">Terrain Collision</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/effect/water.html">Simple Water</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/effect/post-processor_water.html">Post-Processor Water</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Camera</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/camera.html">Camera</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/making_the_camera_follow_a_character.html">Follow a Character</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/remote-controlling_the_camera.html">Remote-Controlling</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/multiple_camera_views.html">Multiple Camera Views</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/jme3_renderbuckets.html">Render Buckets</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Rendering</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/renderer/render_pipeline.html">Render Pipelines</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">User Interaction</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/input/input_handling.html">Input Handling</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/input/combo_moves.html">Combo Moves</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/input/mouse_picking.html">Mouse Picking</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../core/gui/topic_gui.html">Graphical User Interface</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Nifty GUI</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/gui/nifty_gui.html">Integration Tutorial</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/gui/nifty_gui_best_practices.html">Best Practices</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/gui/nifty_gui_scenarios.html">Scenarios</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/ui/hud.html">Head-Up Display (HUD)</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Virtual Reality</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/vr/virtualreality.html">Virtual Reality</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/vr/legacyOpenVr.html">Virtual Reality Legacy Support</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../core/vr/virtualrealitycontrollers.html">Virtual Reality Legacy Controller Support</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../physics/physics.html">Physics</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/bullet_multithreading.html">Multi-Threaded Physics</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/collision/physics_listeners.html">Collision Detection</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/joint/hinges_and_joints.html">Hinges and Joints</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/control/walking_character.html">Walking Character</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/control/ragdoll.html">Ragdoll</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/control/vehicles.html">Vehicles</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/control/softbody.html">Softbody</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../physics/bullet_pitfalls.html">Bullet Physics Pitfalls</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Networking</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../networking/networking.html">Networking (SpiderMonkey)</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../networking/headless_server.html">Headless Server</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../networking/monkey_zone.html">Multi-Player Demo Code</a>
  </li>
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../networking/networking_video_tutorials.html">Networking Video Tutorials</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">User Contributions</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <a class="nav-link" href="../../contributions/contributions.html">User Made Utilities</a>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Shader</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/shader/shaderblow_project.html">ShaderBlow Project</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Landscapes</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/lanscapes/vegetationsystem/vegetationsystem.html">Vegetation System</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Networking</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/networking/open_game_finder.html">Open Game Finder</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Entity System</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="#es/entitysystem.adoc">The Zay-ES Entity System</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Artificial Intelligence</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/ai/recast.html">Recast Navigation</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/ai/building_recast.html">Updating and building Recast Native Bindings</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/ai/monkey_brains.html">Monkey Brains</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/ai/steer_behaviours.html">Steer Behaviours</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/ai/jme3_ai.html">jME3 Artificial Intelligence</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../contributions/gui/topic_contributions_gui.html">GUI</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/contributions.html#lemur-gui-library">Lemur - a native jME3 GUI library with scene graph tools</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/contributions.html#tonegodgui">tonegodGUI - a native jME3 GUI library</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/contributions.html#immediate-graphical-user-interface">Immediate graphical user interface</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Tools</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/tools/navigation.html">Mercator Projection Tool (Marine Navigation)</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/tools/charts.html">Visualizing Maps in JME3 (Marine Charts)</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../contributions/vr/topic_contributions_vr.html">Virtual Reality (And augmented reality)</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/contributions.html#tamarin-openxr">Tamarin OpenXR</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Projects</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/projects/rise_of_mutants_project.html">Rise of Mutants Project</a>
  </li>
</ul>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="0">
<ul class="nav-list">
  <li class="nav-item" data-depth="1">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../sdk/sdk.html">SDK</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Video Tutorials</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">SDK Use Case Tutorials</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=-OzRZscLlHY">Demo 1 (Quixote demo)</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=6-YWxD3JByE">Demo 2 (Models and Materials)</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">SDK Tutorials</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=M1_0pbeyJzI">Basics</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=nL7woH40i5c">Importing Models</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=DUmgAjiNzhY">Dragging&amp;Dropping Nodes</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=ntPAmtsQ6eM">Scene Composing</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=zgPV3W6dD4s">Terrain with Collision Shape</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=Feu3-mrpolc">Working with Materials</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=MNDiZ9YHIpM">Custom Controls</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=oZnssg8TBWQ">WebStart Deployment</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="http://www.youtube.com/watch?v=D7JM4VMKqPc">Animation and Effect TrackEditing</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Getting Started</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/update_center.html">Updating jMonkeyEngine SDK</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/troubleshooting.html">Troubleshooting</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Java Development Features</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/project_creation.html">Project Creation</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/code_editor.html">Code Editor and Palette</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/version_control.html">File Version Control</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/debugging_profiling_testing.html">Debug, Profile, Test</a>
  </li>
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../sdk/application_deployment.html">Application Deployment</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../../sdk/default_build_script.html">Default Build Script</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../../sdk/android.html">Android</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../../sdk/android_cheat_sheet.html">Android Cheat Sheet</a>
  </li>
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../../sdk/ios.html">iOS</a>
  </li>
</ul>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Unique Features</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../sdk/model_loader_and_viewer.html">Import, View, Convert Models</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="../../sdk/asset_packs.html">Asset Packs</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/scene_explorer.html">The SceneExplorer</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/scene_composer.html">Composing a Scene</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/terrain_editor.html">Terrain Editor</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/sample_code.html">Sample Code</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/material_editing.html">Material Editing</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/font_creation.html">Creating Bitmap Fonts</a>
  </li>
  <li class="nav-item" data-depth="3">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="https://hub.jmonkeyengine.org/t/effecttrack-and-audiotrack-editing-in-the-sdk/23378">Audio and Effect Track Editing</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="4">
    <a class="nav-link" href="https://www.youtube.com/watch?v=D7JM4VMKqPc">Video: Effect and AudioTrack editing in jMonkeyEngine 3 sdk</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/filters.html">Post-Processor Filter Editor and Viewer</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/app/state/application_states.html">Application States</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../core/scene/control/custom_controls.html">Custom Controls</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/vehicle_creator.html">Vehicle Creator</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/assetbrowser.html">Asset Browser</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/animations.html">Animations</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Advanced Usage</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/build_platform.html">Building jMonkeyEngine SDK</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/use_own_jme.html#.adoc">Using your own (modified) version of jME3 in jMonkeyEngine SDK</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/increasing_heap_memory.html">Increasing Heap Memory</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/log_files.html">Log Files</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <span class="nav-text">Available external plugins</span>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../contributions/contributions.html">Contributions</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/neotexture.html">Neo Texture Editor for procedural textures</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="http://www.youtube.com/watch?v=yS9a9o4WzL8">Video: Mesh Tool &amp; Physics Editor</a>
  </li>
</ul>
  </li>
  <li class="nav-item" data-depth="2">
    <button class="nav-item-toggle"></button>
    <a class="nav-link" href="../../sdk/development.html">Developing plugins for jMonkeyEngine SDK</a>
<ul class="nav-list">
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/setup.html">Creating a plugin</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/general.html">Creating components</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/scene.html">The Main Scene</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/sceneexplorer.html">The Scene Explorer</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/projects_assets.html">Projects and Assets</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/extension_library.html">Create a library plugin from a jar file</a>
  </li>
  <li class="nav-item" data-depth="3">
    <a class="nav-link" href="../../sdk/development/model_loader.html">Create a new or custom model filetype and loader</a>
  </li>
</ul>
  </li>
</ul>
  </li>
</ul>
  </li>
</ul>
  </nav>
</div>
<div class="nav-panel-explore" data-panel="explore">
  <div class="context">
    <span class="title">JME</span>
    <span class="version">3.8</span>
  </div>
  <ul class="components">
    <li class="component is-current">
      <span class="title">JME</span>
      <ul class="versions">
        <li class="version is-current">
          <a href="../../documentation.html">3.8</a>
        </li>
        <li class="version">
          <a href="../../../3.4/documentation.html">3.4</a>
        </li>
        <li class="version">
          <a href="../../../3.3/documentation.html">3.3</a>
        </li>
        <li class="version">
          <a href="../../../3.2/documentation.html">3.2</a>
        </li>
      </ul>
    </li>
    <li class="component">
      <span class="title">Wiki Contribution</span>
      <ul class="versions">
        <li class="version">
          <a href="../../../../docs-wiki/3.8/wiki_contributor.html">3.8</a>
        </li>
      </ul>
    </li>
    <li class="component">
      <span class="title">Wiki UI</span>
      <ul class="versions">
        <li class="version">
          <a href="../../../../wiki-ui/index.html">master</a>
        </li>
      </ul>
    </li>
  </ul>
</div>
    </div>
  </aside>
</div>
<main class="article">
<div class="toolbar" role="navigation">
<button class="nav-toggle"></button>
<nav class="breadcrumbs" aria-label="breadcrumbs">
  <ul>
    <li><a href="../../documentation.html">JME</a></li>
    <li><a href="hellovector.html">hellovector</a></li>
  </ul>
</nav>
<div class="page-versions">
  <button class="version-menu-toggle" title="Show other versions of page">3.8</button>
  <div class="version-menu">
    <a class="version is-current" href="hellovector.html">3.8</a>
    <a class="version" href="../../../3.4/tutorials/beginner/hellovector.html">3.4</a>
    <a class="version" href="../../../3.3/tutorials/beginner/hellovector.html">3.3</a>
    <a class="version" href="../../../3.2/tutorials/beginner/hellovector.html">3.2</a>
  </div>
</div>
  <div class="edit-this-page"><a href="https://github.com/jMonkeyEngine/wiki/edit/master/docs/modules/tutorials/pages/beginner/hellovector.adoc">Edit this Page</a></div>
  </div>
  <div class="content">
<article class="doc">
<h1 class="page">hellovector</h1>
<div class="paragraph">
<p><span class="image"><img src="../_images/beginner/hellovectorsumm2.png" alt="hellovectorsumm2.png" width="" height=""></span></p>
</div>
<div class="listingblock">
<div class="content">
<pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">package org.jmonkey.chapter2.hellovector;

import com.jme3.app.SimpleApplication;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;
import com.jme3.math.Vector3f;
import com.jme3.renderer.RenderManager;
import com.jme3.scene.Geometry;
import com.jme3.scene.Node;
import com.jme3.scene.shape.Box;
import org.jmonkey.utils.Debug;
import org.jmonkey.utils.MaterialUtils;
import org.jmonkey.utils.SpatialUtils;

/**
 Example Vector Summ

 @author Alex Cham aka Jcrypto
 */
public class HelloVectorSumm extends SimpleApplication
{

    private Node vctrNode = SpatialUtils.makeNode("vectorNode");
    //
    private Vector3f vctrNodeLoc = new Vector3f(64.0f, 64.0f, 64.0f);
    private Vector3f camLocVctr = new Vector3f(512.0f, 64.0f, 0.0f);
    //
    private Vector3f vctrNodeSpatLoc = new Vector3f(64.0f, 128.0f, -32.0f);
    //
    private Vector3f vctrSumm = null;
    private Vector3f scale = new Vector3f(8, 8, 8);

    public static void main(String[] args)
    {
        HelloVectorSumm app = new HelloVectorSumm();
        //app.setShowSettings(false);
        app.start();
    }

    @Override
    public void simpleInitApp()
    {
        cam.setLocation(camLocVctr);
        cam.lookAt(Vector3f.ZERO, cam.getUp());
        flyCam.setMoveSpeed(100.0f);
        //
        Debug.showNodeAxes(assetManager, rootNode, 128);
        Debug.attachWireFrameDebugGrid(assetManager, rootNode, Vector3f.ZERO, 256, ColorRGBA.DarkGray);

        //
        Box box = new Box(1, 1, 1);
        //
        Material mat = MaterialUtils.makeMaterial(assetManager, "Common/MatDefs/Misc/Unshaded.j3md", ColorRGBA.Blue);
        Geometry geom = SpatialUtils.makeGeometry(vctrNodeSpatLoc, scale, box, mat, "box");
        vctrNode.attachChild(geom);
        vctrNode.setLocalTranslation(vctrNodeLoc);
        vctrSumm = vctrNodeLoc.add(vctrNodeSpatLoc);
        //
        Debug.showNodeAxes(assetManager, vctrNode, 4.0f);
        Debug.showVector3fArrow(assetManager, rootNode, vctrNodeLoc, ColorRGBA.Red, "vctrNodeLoc");
        Debug.showVector3fArrow(assetManager, vctrNode, vctrNodeSpatLoc, ColorRGBA.Green, "vctrNodeSpatLoc");
        Debug.showVector3fArrow(assetManager, rootNode, vctrSumm, ColorRGBA.Blue, "vctrSumm");
        //
        rootNode.attachChild(vctrNode);
    }

    @Override
    public void simpleUpdate(float tpf)
    {
        //n.move(tpf * 10, 0, 0);
    }

    @Override
    public void simpleRender(RenderManager rm)
    {
        //TODO: add render code
    }
}</code></pre>
</div>
</div>
<div class="paragraph">
<p>—</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">package org.jmonkey.utils;

import com.jme3.asset.AssetManager;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;

/**
 * Example Vector Summ
 * @author Alex Cham aka Jcrypto
 */

public class MaterialUtils
{

    public MaterialUtils()
    {
    }


    //"Common/MatDefs/Misc/Unshaded.j3md"
    public static Material makeMaterial(AssetManager am, String name, ColorRGBA color)
    {
        Material mat = new Material(am, name);
        mat.setColor("Color", color);
        return mat;
    }
}</code></pre>
</div>
</div>
<div class="paragraph">
<p>—</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">package org.jmonkey.utils;

import com.jme3.material.Material;
import com.jme3.math.Vector3f;
import com.jme3.scene.Geometry;
import com.jme3.scene.Mesh;
import com.jme3.scene.Node;

/**
 * Example Vector Summ
 * @author Alex Cham aka Jcrypto
 */
public class SpatialUtils
{
    //
    public static Node makeNode(String name)
    {
        Node n = new Node(name);
        return n;
    }

//
    public static Geometry makeGeometry(Mesh mesh, Material mat, String name)
    {
        Geometry geom = new Geometry(name, mesh);
        geom.setMaterial(mat);
        return geom;
    }

    //
    public static Geometry makeGeometry(Vector3f loc, Vector3f scl, Mesh mesh, Material mat, String name)
    {
        Geometry geom = new Geometry(name, mesh);
        geom.setMaterial(mat);
        geom.setLocalTranslation(loc);
        geom.setLocalScale(scl);
        return geom;
    }
}</code></pre>
</div>
</div>
<div class="paragraph">
<p>—
Debug.java</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">package org.jmonkey.utils;

import com.jme3.animation.AnimControl;
import com.jme3.asset.AssetManager;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;
import com.jme3.math.Vector3f;
import com.jme3.scene.Geometry;
import com.jme3.scene.Node;
import com.jme3.scene.debug.Arrow;
import com.jme3.scene.debug.Grid;
import com.jme3.scene.debug.SkeletonDebugger;
import com.jme3.scene.shape.Line;
import static org.jmonkey.utils.SpatialUtils.makeGeometry;

/**
 Example Vector Summ

 @author Alex Cham aka Jcrypto
 */
public class Debug
{

    public static void showNodeAxes(AssetManager am, Node n, float axisLen)
    {
        Vector3f v = new Vector3f(axisLen, 0, 0);
        Arrow a = new Arrow(v);
        Material mat = new Material(am, "Common/MatDefs/Misc/Unshaded.j3md");
        mat.setColor("Color", ColorRGBA.Red);
        Geometry geom = new Geometry(n.getName() + "XAxis", a);
        geom.setMaterial(mat);
        n.attachChild(geom);


        //
        v = new Vector3f(0, axisLen, 0);
        a = new Arrow(v);
        mat = new Material(am, "Common/MatDefs/Misc/Unshaded.j3md");
        mat.setColor("Color", ColorRGBA.Green);
        geom = new Geometry(n.getName() + "YAxis", a);
        geom.setMaterial(mat);
        n.attachChild(geom);


        //
        v = new Vector3f(0, 0, axisLen);
        a = new Arrow(v);
        mat = new Material(am, "Common/MatDefs/Misc/Unshaded.j3md");
        mat.setColor("Color", ColorRGBA.Blue);
        geom = new Geometry(n.getName() + "ZAxis", a);
        geom.setMaterial(mat);
        n.attachChild(geom);
    }

    //
    public static void showVector3fArrow(AssetManager am, Node n, Vector3f v, ColorRGBA color, String name)
    {
        Arrow a = new Arrow(v);
        Material mat = MaterialUtils.makeMaterial(am, "Common/MatDefs/Misc/Unshaded.j3md", color);
        Geometry geom = makeGeometry(a, mat, name);
        n.attachChild(geom);
    }

    public static void showVector3fLine(AssetManager am, Node n, Vector3f v, ColorRGBA color, String name)
    {
        Line l = new Line(v.subtract(v), v);
        Material mat = MaterialUtils.makeMaterial(am, "Common/MatDefs/Misc/Unshaded.j3md", color);
        Geometry geom = makeGeometry(l, mat, name);
        n.attachChild(geom);
    }

//Skeleton Debugger
    public static void attachSkeleton(AssetManager am, Node player, AnimControl control)
    {
        SkeletonDebugger skeletonDebug = new SkeletonDebugger("skeleton", control.getSkeleton());
        Material mat2 = new Material(am, "Common/MatDefs/Misc/Unshaded.j3md");
        mat2.setColor("Color", ColorRGBA.Yellow);
        mat2.getAdditionalRenderState().setDepthTest(false);
        skeletonDebug.setMaterial(mat2);
        player.attachChild(skeletonDebug);
    }

    ///
    public static void attachWireFrameDebugGrid(AssetManager assetManager, Node n, Vector3f pos, Integer size, ColorRGBA color)
    {
        Geometry g = new Geometry("wireFrameDebugGrid", new Grid(size, size, 1.0f));//1WU
        Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
        mat.getAdditionalRenderState().setWireframe(true);
        mat.setColor("Color", color);
        g.setMaterial(mat);
        g.center().move(pos);
        n.attachChild(g);
    }
}</code></pre>
</div>
</div>
</article>
<aside class="toc sidebar" data-title="Contents" data-levels="2">
  <div class="toc-menu"></div>
</aside>
  </div>
</main>
</div>
<footer class="footer">
  <p>Copyright 2020 jMonkeyEngine Wiki Contributors. Licensed BSD-3.</p>
</footer>
<script src="../../../../_/js/vendor/docsearch.min.js"></script>
<!-- fetched from https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.js -->
<script>
var search = docsearch({
  apiKey: 'a736b6d93de805e26ec2f49b55013fbd',
  indexName: 'jmonkeyengine',
  inputSelector: '#search-input',
  autocompleteOptions: { hint: false, keyboardShortcuts: ['s'] },
  algoliaOptions: { hitsPerPage: 10 }
}).autocomplete
search.on('autocomplete:closed', function () { search.autocomplete.setVal() })
function focusSearchInput () { document.querySelector('#search-input').focus() }
if (document.querySelector('.home-link.is-current')) window.addEventListener('load', focusSearchInput)
</script>
<script src="../../../../_/js/site.js"></script>
<script async src="../../../../_/js/vendor/highlight.js"></script>
  </body>
</html>