jMonkeyEngine is a 3D game engine written in and for Java.

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2
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1answer
129 views

My “puck” model object falls right through the “table” model in jMonkeyEngine

So I am trying to learn jMonkey, I have understood everything so far, and I thought I understood how to make objects solid, so things can't go through each other. When I create my Collision shapes, I ...
8
votes
4answers
4k views

Looking for JMonkeyEngine tutorials and documentation [closed]

I'm looking for tutorials and documentation for JMonkeyEngine, beside the material on the official website. Any clue?
0
votes
2answers
39 views

Nifty TextRenderer object is null

Im new to nifty and Im trying to change text control using nifty in JME application following this tutorial. Below is my TextRenderer code: Element element = nifty.getScreen("loadlevel")....
1
vote
3answers
313 views

What caused rotation in exported blender model to jMonkey? (OGRE)

First off, I am very new to jMonkeyEngine 3 and still learning. Not exactly sure what could be causing my snowman to have already been rotated before import. I created him in blender and it was facing ...
1
vote
0answers
23 views

Nifty Design view does not refresh

I am using Nifty in JME SDK to make different screens. I stuck in this problem that nifty doesn't refresh its design preview to reflect any changes in xml. But this works: If I close .xml and reopen ...
0
votes
1answer
18 views

Cannot find declaration of element nifty JME

I'm new to nifty. I am trying to learn how to create nifty GUI in JMonkey Engine game. I'm going through tutorials and tried to run project. Project runs fine but I get following error when I tried to ...
0
votes
2answers
139 views

How to make nifty gui textfield to use a larger font

Hi I have a text field on my screen but its tiny: <panel height="13%" width="100%" childLayout="vertical"> <text id="label1" height="50%" font="Interface/Fonts/MinionPro.fnt" color="#...
1
vote
2answers
80 views

Clamp view direction vector to nearest axis

In JMonkeyEngine, given any view direction Vector3f instance, I'd like to get a new vector facing the nearest x or z axis (positive or negative), with y set to 0. For example [-0.99915564, -0....
0
votes
2answers
42 views

How to add a texture in jmonkey

Hello I have a pretty simple question, I'm new to jmonkey and I want to add a .jpg file to the /assets/textures folder and dragging and dropping the file doesn't appear to work for me.
-3
votes
1answer
83 views

How can I edit a game level using jmonkeyengine?

I liked the quake level that comes with jME3. But if I want to edit that level, make it bigger or so, what editor or programming can I use to edit the level? If I open the zip file it's a bunch of ...
0
votes
0answers
14 views

JMonkey Engine 3- TestBoneRagdoll problem

I have a problem over the TestBoneRagdoll on the JMETests project. The file I am talking about is included in the JME SDK. In that particular file, TestBoneRagdoll, you have Sinbad and the bullet ...
0
votes
1answer
153 views

AI for Minesweeper like game

I am currently developing a Puzzle/RPG game which works a little bit like Minesweeper. You have a Field of Tiles and 2, 3 or 4 different colors from which you can choose. Now you have to uncover tiles ...
1
vote
0answers
320 views

Moving an object (pong paddle) along the x,y axis in 3d-space with mouse/touch

First of all: Sorry, my English isn't quiet good, I'm very new in 3D and I'am using JMonkeyEngine. What I would like to do?: A 3d pong game and I want to control the paddle with the mousecursor and/...
1
vote
0answers
616 views

How to identify whether the boundingvolume intersects with walls or floor when it doesnt return normals?

My game in jMonkey is the kind that use will have to place objects in a scene (which consist of walls and slabs and floor). All my models are centered at origin. When the user click a point I use ray ...
1
vote
0answers
136 views

Alternative to world/terrain editing with jmonkey

I have been studying Java for almost a year and have been trying to develop a game using jMonkey. I have tried Unity before but since I only know Java I decided to go with jMonkey. My problem is that ...
2
votes
1answer
249 views

Get the game state using Multithreading in Java Monkey Engine 3

I’ve been trying out Java Monkey’s multi threading recently via the wiki’s tutorial. Since I just wanted to test a prototype clinet, I made a program which creates some cubes using the ‘Cubes’ library ...
0
votes
0answers
56 views

manipulate textures in real time using GPU

I'm looking for some way (tutorial, library or build in option) to draw texture on JMonkey in real time. So I have 2 images one a normal texture that is fairly big(4000x4000) and another much smaller ...
0
votes
1answer
190 views

Jmonkey loading texture from fails

I have the following basic code: public void simpleInitApp() { Box b = new Box(1, 1, 1); Geometry geom = new Geometry("Box", b); Texture cube1Tex = assetManager.loadTexture( "/home/...
2
votes
1answer
955 views

How can I rotate an Object towards a point in JMonkeyEngine

From time to time in my game, enemies spawn in different positions and they move toward a point. I need to rotate their body in such a way that their "face" is rotated towards the point. For enemies ...
1
vote
2answers
94 views

How to determine this kind of vector?

Take a look at the picture. I've got a camera(brown) and its ray(red). As I know ray has a direction and unlimited length(if you don't set it yourself). But now I need to determine ray's vector ...
1
vote
1answer
124 views

LWJGL exception in JME3-JFX!

Video playback in jMonkeyEngine 3.0 seemed to be in limbo for quite a while until I chanced upon this thread about playing videos by integrating JavaFX 2 into the JME3 framework. This coupled with the ...
0
votes
2answers
126 views

How can I prevent resizing of an Ogre3D object once imported into jMonkeyEngine?

I created an object in Blender: Then I exported it as a mesh.xml file and attached it to the game scene: [Note: The gray color is the ground.] In the game I end up with have a smaller, ...
1
vote
1answer
785 views

How do I draw a line using jme3.scene.shape.Line in JMonkeyEngine 3.0?

I can successfully create the object, but it can't be attached to the rootNode. What can I do to make the line appear? I'll also would like to know how to reverse the effect(making it disappear) ...
0
votes
2answers
365 views

terrain not properly rendering

I'm extending the terrain quad with resources from various tutorials and have the following code: public class WorldTerrain extends TerrainQuad { public static final String NAME = "terrain"; ...
1
vote
0answers
111 views

JMonkey scrolling 3D text

I need to make a scrolling 3D text, which is not a gui. I have a 3d box display over which I should render a long scrolling text. I can render and move text, but how do I cut/make invisible the part ...
3
votes
2answers
286 views

What are “local” and “global” rotations?

Each node in jME3 has local and global rotations, which can be expressed in quaternions. What are they? Documentation has no clues, about in which state rotations are zero?
2
votes
1answer
1k views

How can I import a .3ds file into JMonkeyEngine 3?

I am trying to import an animated character body (with skeleton) from 3D Studio Max to JMonkeyEngine 3, but while we succeeded at importing some animations, we cannot seem to export the skeleton to ....
3
votes
1answer
285 views

What is wrong with my smooth shading code?

I am having trouble getting smooth lighting to work in Java Monkey Engine. My terrain is voxel-based, with an iso-surface generated via Marching Cubes over the data field. Up until now, I have been ...
2
votes
1answer
160 views

How can I extract the Geometry from a j3o file?

I created a blender file and then converted it into the j3o file. The only way to load the 3d structure in the game is through a Spacial object: Spatial towerModel = assetManager.loadModel("Textures/...
4
votes
1answer
570 views

How do I make a cube move by rolling?

I am learning jMonkeyEngine by making some small games with it. I have a simple rectangular cube that I want the player to be able to roll around the game world. When he presses the arrow keys, the ...
0
votes
1answer
111 views

How can I load a picture with alpha channel in JME?

This code loads a picture into the game: Picture mypic= new Picture("mypic"); Texture2D tex = (Texture2D) assetManager.loadTexture("Textures/mypic.png"); mypic.setTexture(assetManager,...
0
votes
1answer
556 views

How can I draw a single line using JMonkeyEngine?

I need draw a line between two boxes using their respective positions. I've created the Line object but I don't know how to show it in the scene. Line ray = new Line(box1.getLocalTranslation(), box2....
2
votes
2answers
2k views

How can I move an object towards another along a straight line

How can I move an object (like a cube) towards another object? Let's say that we have a red cube in the center of a floor, and a blue cube in another location, there aren't objects between this two, ...
2
votes
3answers
356 views

JME3 Transparent Image Shows Geometries Behind

I'm using jME3 (JMonkeyEngine). I’m setting a geometry (a box with a bullet hole material/texture) to show transparency using material.getAdditionalRenderState().setBlendMode(BlendMode.Alpha); ...
3
votes
3answers
6k views

How do I export my Blender model to OGRE XML format for jMonkeyEngine 3?

I'm an amateur software engineer with several simple 2D-game projects under my belt. I'v recently turned my attention towards creating a basic 3D game, nothing too fancy, just to get a grip on things. ...
0
votes
1answer
626 views

Apply a texture on a Box - jMonkeyEngine

How can i wrap a texture (for ex a 4x4 pixels) on a box (1x1x1) in such a way that the texture is repeated and not enlarged to cover all the surface. Geometry box = new Geometry("Box", new Box(1f,1f,...
0
votes
1answer
153 views

How to place an object so that it does not overlap the objects in my scene?

In my game, the user has to click at a point to place an object (mesh). I can cast a ray and find the horizontal point where the object can be translated and then attached to rootNode to display it. ...
1
vote
2answers
433 views

Endless terrain in jMonkey using TerrainGrid fails to render

I have started to learn game development using jMonkey engine. I am able to create single tile of terrain using TerrainQuad but as the next step I'm stuck at making it infinite. I have gone through ...
3
votes
1answer
744 views

Models with more than one mesh in JMonkeyEngine

I’m a new jmonkey engine developer and I’m beginning to import models. I tried to import simple models and no problems appeared, but when I export some obj models having more than one mesh in the ...
2
votes
1answer
910 views

Can I use jMonkeyEngine to make a closed source game?

Can I just share the jMonkeyEngine code and keep my code closed or would I have to make my game open as well? Sorry if this is a noob question.
6
votes
2answers
666 views

Best practise for representing large spaces in a scene graph

I'm attempting to represent a procedurally generated world in a scene graph, specifically in the Jmonkey engine (Jme3). To make this managable I have broken up the world into smaller chunks. Each ...
3
votes
1answer
863 views

jMonkeyEngine Pros and Cons

I want to know some good reasons to use jMonkeyEngine for a Java 3d game development tool instead of just creating a game with LWJGL myself? I want to know a good reason I should choose this tool. ...
1
vote
1answer
1k views

JMonkey - Create health bar?

How can I create a health bar in JMonkey? Is there some documentation that can help? I am working on a game, specifically “Battleship”, using the JMonkey Engine (JME3). I want to add health bars on ...
-4
votes
1answer
3k views

How to make NPC AI for my jme3 ninja game

My scene has a main character who is a ninja and an enemy which is a goblin and one monster but the monster has no animation so we can wait with him: How can I make the goblin actually move instead ...
1
vote
1answer
205 views

How free is BSD / CC-BY usage?

I looked at blendswap.com where there are models that I want to make walk along a wall in this level. AFAIK I can take this file and sell it or did I misunderstand licensing?
2
votes
1answer
675 views

How do I properly center Nifty GUI elements on screen?

I am new to JME3 game engine but I know Android XML GUI layouts pretty good. I have a simple layout here and I cant figure out what is wrong. Here is my XML code: <?xml version="1.0" encoding="UTF-...
2
votes
2answers
291 views

Convenience of mySQL over xml

Currently I use XML to store specific information to correctly load a few things such as a list of specfied characters, scenes and music, Once more I use JAXB in combination with standard compression/...
2
votes
2answers
632 views

jMonkey Quest Database

I am building a game in jMonkey (Java) and I have so far only used default quest text. But now I need to start populating a lot of quests with text. My design requires A LOT of quests texts. What is ...
-3
votes
1answer
437 views

Which models and scene to use for a dungeon game?

I use jme3 with some builtin models and scenes and I've managed to put together a third person 3D scene. I now want to program some attack and/or fights and I think that skeleton warriors and/or ...
1
vote
1answer
441 views

Engine and level of detail for maze / labyrinth / dungeon scene?

My question is similar to these: Algorithm for generating a 2d maze To scene graph or not to scene graph? I.e. in this case should I use jme3 or some other engine (I heard unreal offers a free ...