Ogre (http://www.ogre3d.org) is a multiplatform, open-source 3D rendering engine.
1
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3answers
52 views
How to put a “mask” in front of the camera in Ogre?
Is there any easy way to put kind of a "mask" in front of the camera in an Ogre 3d application, so that parts of the scene are always covered by that mask? The idea is that I want to have an effect as ...
0
votes
1answer
62 views
Ogre: Light not reflecting correctly
In my Ogre 3d scene I have an empty box, and within that there are three small cubes. The camera is also within the box, facing the three small cubes. The user can move and rotate the camera with the ...
1
vote
0answers
38 views
How to set object's / node's absolute rotation correctly?
Usually when I want to rotate an object/node in my Ogre scene I call the node's rotate() method. That rotates the node locally relative to it's current rotation. So for example, when I start with 0 ...
3
votes
1answer
49 views
How to map absolute Joystick position to object rotation?
In my (Ogre) 3d scene I have an object that should be rotated locally based on Joystick input. I have a Joystick with min/max values of [-32767, 32767] on both X and Y axes. When the Joystick is in ...
0
votes
2answers
36 views
Min. Distance for Spotlights in Ogre3d?
I have a simple scene with only one empty box. Within that box I have the camera attached to a scene node, which the user can move (translate/rotate). Additionally a spotlight is attached to the ...
0
votes
1answer
53 views
Need help with a complex 3d scene (using Ogre and bullet)
In my setup there is a box with a hole on one side, and a freely movable "stick" (or bar, tube). This stick can be inserted/moved through the hole into the box. This hole is exactly as wide as the ...
1
vote
1answer
169 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
123 views
Ogre3d or OpenGl or other [closed]
I want to learn Graphics for games or use a game engine. I don't know whether to use ogre3d, I know its a rendering engine however android isn't really supported, Boost is used for multithreaded when ...
4
votes
1answer
282 views
Why game engines usually don't offer a vector3.rotate method? [closed]
Game engines like Three.js, Ogre3d and Unity3d often don't provide a default rotate method on their vector class. You usually have to do something like:
rotated = vector.applyQuaternion(
new ...
3
votes
1answer
95 views
Scaling and rotating texture onto another texture by raw buffer data
I've been messing with C++ AMP and OGRE in attempt to make writing to/altering textures to my liking easier on my behalf. In this I've been trying to draw a texture onto my "dynamic" texture with ...
2
votes
2answers
183 views
Choosing a correct collisionshape for a voxel engine
I am building a voxel engine on Ogre with bullet as a physics engine.
I separated my blocks into chunks to help batch together render calls.
At the moment, each chunk's physics is handled by a ...
2
votes
1answer
81 views
Is there a fully featured OBB class for Ogre3D? [closed]
Is there a fully featured OBB (Oriented Bounding Box) class for Ogre3D?
I don't think there is one by default but I am looking for an alternative which has all the features of the AxisAlignedBox ...
2
votes
1answer
278 views
How to calculate collision normal between two AxisAlignedBox's?
I'm writing a physics simulation in Ogre3D and I'm trying to figure out how to calculate the collision normal between two Ogre::AxisAlignedBox's.
I am checking for collisions using the "intersects" ...
5
votes
1answer
358 views
Spaceship interiors: How to approach, implementation-wise?
I'm creating a 3D space game using Ogre3D for graphics with C++ and one of the features is to be able to freely wander around spaceship interiors, but I am lost with how to implement it. Here is what ...
1
vote
2answers
169 views
Mouse position to world position for Camera
I am working on a case where when the mouse is moved upwards, the camera must also move upwards.
I understand that for mouse picking we perform ray casting along a plane. I think my case is little ...
0
votes
0answers
212 views
Good C++ based game engine or API/library to start with? [closed]
I am involved in a team study at college this year, and we will be working with graphics and game engines. We're having a bit of trouble deciding on how to start out in the course (it is almost all ...
0
votes
1answer
100 views
Where to find more documentation on Ogre3D? [closed]
I sucessfully managed to compile Ogre with MSVC2010 and I could dabble with the tutorials.
However, is there a website I am missing where there would be more ressources / infos?
The documention of the ...
3
votes
0answers
175 views
Changing Ogre3D terrain lighting in real time
I'm looking at the Ogre 3D library and I'm browsing through some examples / tutorials. My question is about terrain. There are a few examples showing how great the terrain system is, but I think that ...
1
vote
1answer
308 views
Rotate an object around a point in Ogre3D [duplicate]
Possible Duplicate:
How can I rotate about an arbitrary point in 3D (instead of the origin)?
I am new to 3D programming and I have been using Ogre3D lately to get a grasp of it.
What I am ...
5
votes
1answer
260 views
Working Qt controls in a 3d environment
I need some advice from a Qt expert.
The background:
I have a 3D engine (ogre3d) working in concert with Qt. The 3D Content is displayed in a widget (using a custom OS window in the client area). I'm ...
-2
votes
1answer
272 views
Game Engines with real time lighting
I am studying computer graphics since 3 semesters and we just started with OpenGL. I really enjoy it and want to create my own little engine for learning purposes.
I already read tons of different ...
2
votes
1answer
165 views
Map format for 3d open world
I am making an open world 3d platformer in Ogre3D, and I have no idea on what kind of 3d map file format I should use for it.
I want to make low-polygon blocky-style objects. Probably rectangles and ...
2
votes
1answer
145 views
Using Ogre particle point billboards with shaders
I'm learning about using Ogre particles and had some questions about how the point type particles work.
Q. I believe point type particles are implemented as a single position. Is one single vertex is ...
1
vote
1answer
86 views
IrrKlang with Ogre
I'm trying to set up sound in my Ogre3D project. I have installed irrKlang 1.4.0 and added it's include and lib directories to my projects VC++ Include and Library directories, but I'm still getting a ...
0
votes
1answer
201 views
Calculating distance from viewer to object in a shader
Good morning,
I'm working through creating the spherical billboards technique outlined in this paper. I'm trying to create a shader that calculates the distance from the camera to all objects in the ...
-4
votes
1answer
171 views
Complementing Ogre3D and C++ [closed]
I will start my first 3D game, and for now I'm inclined to Ogre3D and C++. But Ogre3D isn't an engine. It is a 3D rendering library, and quoting another user here in GameDev: Ogre3D does not have ...
4
votes
2answers
426 views
Get world coordinate under mouse (at a ground plane for Warcraft 3 like movement)
I want to let a unit follow the mouse like in any RTS (Warcraft 3, Starcraft, ...). For that I have a "ground plane" which is defined through 2 vectors, the X and Z axis. Now I need to get the world ...
1
vote
1answer
210 views
Getting .mesh & .skeleton from Blender2Ogre export
I have downloaded the add-on blender2ogre from this source :
http://code.google.com/p/blender2ogre/
And I have created a simple mesh, with walking animation (similar to the gingerbreadman tutorial). ...
3
votes
1answer
398 views
Bullet Physics - Casting a ray straight down from a rigid body (first person camera)
I've implemented a first person camera using Bullet--it's a rigid body with a capsule shape. I've only been using Bullet for a few days and physics engines are new to me. I use ...
1
vote
1answer
132 views
Getting Model & Movement from Blender to OGRE3D
I just delved myself into game development. I have created a simple character in Blender, together with its walking animation. I am planning to import the model and the movement so that I could use it ...
-2
votes
2answers
260 views
low level api or graphics library? [closed]
Well, I want to learn game development, I've already know a little bit about xna, ogre and DX but, I want to choose one of them and stick with it. I'm not trying to make a "directx vs xna, ogre vs ...
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votes
1answer
357 views
Making the AI for a goblin
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 ...
3
votes
2answers
206 views
How do you stop an Ogre PSSM shader from creating unwanted or blocky shadows due to large 'world size'
I'm using PSSM Shadows in Ogre 1.6.4 and I have a scene which is around 100m square.
I also create a flat ground texture which does not cast shadows and extends off towards the horizon, but when I ...
-2
votes
1answer
203 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 ...
2
votes
1answer
2k views
Correct way to export from blender to ogre format?
My question here is similar to this since I'm using jmonkeyengine and I'm looking for models and scenes to populate my 3D world
Open-source 3D models easily usable in OGRE3D/jMonkeyEngine
When I ...
0
votes
1answer
112 views
Split vector vs matrix notation for transformation
Some rendering engines like Ogre prefer to use a individual vector based
notation for transformations like the following
Split vector notation:
Net Transformation is represented by
Scale vector = sx, ...
4
votes
1answer
588 views
Can't export Blender model for use in jMonkeyEngine SDK
I have a scene rendered in blender called "civ1.blend" which contains multiple materials (for example, I have one called "white"). I want to use this model in jMonkeyEngine, so I used the OGRE ...
1
vote
0answers
90 views
How do I get my polygons to be lighted by either side?
Okay, I am using Ogre3D and Gorilla(2D library for ogre3D) and I am making Gorilla::Screenrenderables in the open scene.
The problem that I am having is that when I make a light and have my ...
0
votes
0answers
183 views
using OGRE with a GUI kit [closed]
I am currently working on a level editor for my game. The rendering in the editor will be done by Ogre3d however I'm still unsure which GUI kit I should pick, so I wanted to ask whether anyone has ...
3
votes
3answers
652 views
Alpha blending without depth writing
A recurring problem I get is this one: given two different billboard sets with alpha textures intended to create particle special effects (such as point lights and smoke puffs), rendering them ...
0
votes
1answer
248 views
What is the best Broadphase Interface for moving spheres?
As of now I am working on optimizing the performance of the physics and collision, and as of now I am having some slowdowns on my other computers from my main.
I have well over 3000 btSphereShape ...
0
votes
3answers
240 views
How would I successfully split a vector to increase game performance?
Okay so I have a vector for all of the monsters that are spawned in my game. All of these monsters are in a single vector and are "active" according to what zone they are in relative to the player's ...
3
votes
1answer
298 views
How to design a character animation system?
I'm searching for suggestions and resources on the possible ways to design a character animation system. I mean a system built on top of the graphics engine (as graphics engine I use Ogre3D, that ...
4
votes
1answer
599 views
Ogre FPS Overlay
I want to make a FPS and debugging info overlay similar to the one in the bottom of this image http://www.ogre3d.org/tikiwiki/dl1692&display but without using SDKTrays or OIS, can anyone give me a ...
3
votes
0answers
289 views
Setting Orientation of Character in Bullet/Ogre [closed]
I've been suffering from an issue regarding the implementation of orienting characters in a game I'm implementing using Ogre3D and Bullet physics.
What I have: A Direction Vector that the character ...
2
votes
1answer
138 views
Newton Game Dynamics: Making an object not affect another object
I'm going to be using Newton in my networked action game with Mogre. There will be two "types" of physics object: global and local. Global objects will be kept in sync for everybody; these include ...
1
vote
1answer
1k views
Early Z culling - Ogre
For Ogre experienced people, but also experts in the field:
Early Z culling is sometimes quite desirable, and that's what I tried to do in Ogre by using a two pass material. The first one is writing ...
1
vote
1answer
194 views
Ogre3d particle effect causing error in iPhone
1) First I have added the Particle Folder from the OgreSDK( Contains Smoke.particle)
2) Added the Smoke.material And smoke.png and smokecolors.ong
3) After this I added the Plugin = ...
1
vote
0answers
268 views
Normal maps in 3dsMax - OgreMax - how to view associated tangent vectors?
Reading this post I found out that 3dsMax might not use the same tangents when rendering normal mapped objects. In my case, I was using Ogre and OgreMax to analyze results and they were very ...
3
votes
0answers
233 views
How to prevent the main character to push other characters with Bullet Physics?
I am doing a 3D RPG game, and I want the player to be unable to push the other characters in the game like if they were inside the static geometry of the level, but I want the other characters to push ...
