Refers to games or art assets built in a three-dimensional space, where all positions have X, Y and Z coordinates.
0
votes
0answers
317 views
How to do collision detection in 3D using bounding boxes?
I am using c++ in visual studio 2010 with opengl. I am trying to make a programme that has 2 boxes that are able to be stacked on top of each other but I am having some trouble with the collision ...
-1
votes
1answer
310 views
Unity: OnCollisionEnter not called
I created a sphere object, added a rigidbody component (no kinematics) and attached a script to it like this:
function Update () {
}
function OnCollisionEnter(collision : Collision) {
...
1
vote
1answer
87 views
Moving an object toward another object on sphere knowing their quaternions
I have a sphere centered in world origin. On the sphere surface I have two objects and I know their quaternions (rotation around sphere).
Currently my movement works on Vector2 inputs (cannot change ...
0
votes
1answer
185 views
Stars coming out of screen [closed]
I am pretty new to Graphics Programming. I am currently using OpenGL.
I have got some hands-on in last few days. I have knowledge of Texture Mapping, Cubemap, Multitexturing. But somehow I am not able ...
2
votes
1answer
186 views
Get intersected volume of two planes in 3D
I'm working on AABB - AABB collision response and I'm having trouble figuring one part out. My situation is as follows (see image).
I have a player AABB (blue) and an object which collides (brown). ...
0
votes
0answers
83 views
Where can I learn and increase my skill at modeling spaceships? [closed]
Lately I've been seeing a lot more space related games with spaceships in them. Yet, I can't find any up-to-date guides and tutorials on modeling spaceships. Furthermore, I cannot find any resources ...
-1
votes
1answer
149 views
3D Character Development [closed]
First and for most. I do have a fair amount of experience programming. I have experience with many programming languages and I have taken a few courses in computer science. I have development some ...
1
vote
1answer
94 views
Movement constrained to the faces of a cube
The basic setup I'm working with is a cube rendered in-Engine (Panda3d, although I only am looking for a generalized solution) as well as a 2d square on one face of the cube. The eventual outcome I'm ...
2
votes
2answers
151 views
How to make a Unity3d program/plugin and publish it on Asset Store?
I want to make a plugin for Unity3d, like TornadoTwins's FPS Control. How can I do that? I already have Visual Studio 2010 installed.
1
vote
2answers
273 views
AABB-AABB sliding collision response
I have many objects with AABBs and a player surrounded in an AABB. If I represent my player with a point everything works smooth with detection and wall sliding as a response (for example what wall ...
-2
votes
1answer
90 views
Help me debug my 3-d collision code [closed]
I have been havaing a problem doing 3-d collision in a game i have been trying to make for several weeks now. What i am trying to do is prevent a PlayerModel object from colliding with Obstacle(cube) ...
-2
votes
1answer
92 views
3d objects in binary files
Currently I have 11 3d spheres created at runtime in my application. The application runs well as it is, but I'm anticipating some garbage collection hiccups due to camera panning. Would performance ...
1
vote
1answer
108 views
UV Mapping Problems
I'm creating an alien in blender, doing my best to base it on the guys from toy story. When I create the UV Map and colour it, import it back in then take a look at it in a seperate window there is ...
0
votes
2answers
604 views
Collision detection - Smooth wall sliding, no bounce effect
I'm working on a basic collision detection system that provides point - OBB collision detection. I have around 200 cubes in my environment and I check (for now) each of them in turn and see if it ...
4
votes
2answers
248 views
Shadow artifacts caused by filtering
I'm working on a shadow-mapping implementation for an OpenGLES 2.0 environment (Stage3D in Flash to be exact). This is how my current implementation works:
Render the scene to backbuffer.
Render ...
1
vote
1answer
75 views
How do I export Daz3D characters into an XNA format?
How do I export 3D animated characters created in Daz3D studio to a format suitable for inclusion in XNA video games? I'm looking for instructions on how to make sure weight, bones, vertices and ...
-4
votes
1answer
156 views
Which sketch-to-3D-model software is available? [closed]
I picture this: I paint a 3dmodel from the front, side and top - more or less to scale.
Then I take a photo of it and give it to the software. The software then tries to figure out which part of it ...
5
votes
5answers
474 views
Why is there such a problem to create realistic eyes in games? [closed]
I mean, even the latest demo from ps4 possibilities or any demo, you can see that the person is not real if there are eyes involved. E.g. if you only see the skin, you may be mistaken, but not if you ...
-1
votes
1answer
106 views
How to get started with 3D apps for android and iOS? [closed]
I have developed a few simple android apps. I want to build apps and games with 3D environment. For eg like this. Kindly tell me how to get started ? Also, I would like to convert my android app/game ...
6
votes
2answers
177 views
How do I convert a 2D movement (from mouse) to a displacement along a 3d axis?
I'm making a small 3D scene editor (that only allow to modify objects positions).
Each object is draw with a 3d X/Y/Z axis :
How it works : user choose an axis (X, Y or Z) by left clicking on it, ...
0
votes
1answer
138 views
xna: Methods for having sprite characters in 3d game?
Methods for having sprite characters in 3d game?
I am making a game much like Doom. The world is 3d but objects and characters are 2d sprites. I am not asking about billboarding objects. I am asking ...
12
votes
2answers
555 views
Best technique to create oldschool (fake 3D) racing game?
What would be a good approach to develop the render system for an oldschool type racing game that uses a pseudo 3D scenery, like for example Outrun or Lotus Esprit Turbo Challenge? There's an endless ...
1
vote
3answers
177 views
XNA seams between 3d primitives in tiled terrain
Every time I draw two primitives side by side, in this case two quads, I always get this seam-like tearing effect right along the sides of them. I'd like to think there is just an easy fix, but the ...
0
votes
0answers
99 views
Terrain Multi-texturing Approaches
I've read numerous articles about how to render terrain and most of them approach it from a vertex/polygon perspective with respect toward level of detail. But what I continue to find myself ...
-1
votes
2answers
169 views
3D game demo in XNA [closed]
Does anyone know of a decent 3D game tutorial with source code?
I'm really new with 3D development for XNA and have found that the best way to figure out how to code for something is to look at ...
2
votes
2answers
343 views
3D Collision Detection with XNA
So I'm trying to implement some collision detection in XNA. I'm aware of the Bounding Spheres, but I worry with the accuracy, most items in my game are cubic in nature, so it seems very square-peg in ...
3
votes
3answers
721 views
Where and how to check if game was developed with bought Unity3D licence (not cracked app)?
We hired an external team from Eastern country. They built our mobile game app using Unity3d which we paid a lot of $K. We asked them to only use the software with bought license, not cracked one, and ...
5
votes
2answers
151 views
Plotting entities on a radar
I'm trying to build a radar system like the one in the original X-Wing games. The way it works is that there are two circular radar systems, one for behind the ship, and one for infront.
So, I've ...
5
votes
1answer
410 views
3D isometric depth sorting
How is it possible to depth sort tiles and objects in an isometric environments without any limitations? I've been researching this for a while now and there seems to be no publicly available answers ...
0
votes
0answers
107 views
How to create 3d picking ray with the cursor position
I'm new here and I'm not sure how to go about doing this. I am creating an application that is supposed to use the cursor's position in the window to perform 3d picking. The tutorials I have found ...
0
votes
2answers
109 views
XNA Game arhitecture, sharing vertices between objects
I'm practicing primitives rendering in XNA and I want to create something like pipe or tunnel.
I have base class called PipeSegment from which I inherit classes like RotatingSegment and NormalSegment ...
-1
votes
2answers
135 views
Collisions and camera tilt in XNA C# 3D Game
I am working on a game programming class project and need some help. I cannot find a good tutorial on how to get these 3 frictionless spheres to collide with each-other, the surface and the walls of ...
3
votes
2answers
192 views
How does a point squared equal the radius squared?
I am working on a simple ray tracer but I don't understand some of the formulas.
One that is bugging me at the moment is this:
If a sphere is centred at origin, a point p lies on a sphere of ...
3
votes
1answer
126 views
How to approach skinning a snake made of cubes and is it right method for snake 3d game
I'm making a 3d snake game clone for studies and prettly much got everything to work, I have a 3d ground object surrounded by walls, and a snake head piece (cube). when you start the game 2 additional ...
0
votes
1answer
153 views
Making a point light follow the camera
I'm applying phong shading onto a single giant triangle, and I'd like the light's coordinates to coincide with the camera's coordinates in 3D space. In order to do this, whenever I update the camera's ...
1
vote
1answer
265 views
Indoor 3D game worlds
I'm looking for a little direction.
I'm building a game engine as a part of my university project, and I'm having a little trouble about what to look for when it comes to indoor 3D game worlds.
Now ...
-7
votes
1answer
159 views
Heightmap VS actual model of environment [closed]
I've been looking at 3D environments for games and I would like to know (case by case) which would be the best fit for development. The types in question are between heightmaps or a model of an ...
-4
votes
1answer
219 views
Great tutorial for 3D XNA [closed]
I have finished learning 2D XNA and created a few simple games.
I want to learn the stuff below. Please recommend tutorials, books etc.
3D programming with concepts.
Game planning, Stages planning, ...
2
votes
2answers
517 views
How do I simulate a crowd in the stadium stands?
I'm working on a mobile sports game with Unity. I'm wondering how I could create an efficient effect of an audience in the stadium.
I know that with more than 15 characters in my games (with 1800 ...
3
votes
1answer
102 views
Calibration of a 6 DOF tracking device
Setting: In our facility we have a 3D laboratory with 3 large displays (two edge-to-edge on orthogonal walls, one on the ground, also edge-to-edge). Its primary use-case is exploring 3D virtual ...
1
vote
1answer
172 views
Armature in Unity3d distorted
On the left is a base mesh with armature in Blender. I imported this model and armature into Unity3d.
The result is on the right. The arms are clearly distorted, and I can't seem to fix it by ...
2
votes
1answer
262 views
Where can I buy freely redistributable (creative commons) game assets?
I'd like to know about any 3D asset shops out there that specialize in game assets and, most importantly, license their assets under an open license like Creative Commons or similarly permissive.
We ...
1
vote
2answers
326 views
How to create a walkable 3D terrain
I want to make a terrain for a RPG game that I'm developing. I started modeling the surface and implementing it to my game, but now I realized that i might be doing everything wrong. So I would like ...
2
votes
0answers
74 views
Pitch (X-axis) rotation problem [closed]
Situation:
From a first person perspective (camera position) I want to be able to grab an object and have it fixed to the center center of the screen while looking up-down (pitch) and looking ...
22
votes
10answers
2k views
What makes a game look “good”?
I am working on a 3D space game using OpenGL and C++ and I am planning to focus on giving the game modern, eye-catching graphics, but the more I think of it the more I realise I don't really know what ...
0
votes
1answer
165 views
Changing Yaw, Pitch And Roll OpenGL
I'm using LWJGL and OpenGL 1.1 at this time and I was wondering what command is used to change the yaw, pitch and roll?
1
vote
1answer
101 views
SimpleOpenNI: Check if user hand is in specific area on image
Concerning our Microsoft Kinect project, we need some help.
We control a robot with our movements tracked by the Kinect sensor. We display the depth image of the Kinect sensor on our screen, so we ...
1
vote
1answer
141 views
Using circles to create a sphere
I've been working on creating spheres in a 3D space recently, and have successfully created cylinders. I've just run into a little problem. For some reason, my "Spheres" end up looking like very thick ...
0
votes
0answers
111 views
How to Detects two markers at time using Vuforia SDK
I recently has been watch this Video, and this is good to know that its developed by qualcomm. I want to do same sort of project in Unity3d, I already have developed few apps using Vuforia SDK. Before ...
3
votes
4answers
331 views
Benefits of upgrading from OpenGL ES 1.1 to 2.0 on iOS
I have an animated 3D iPhone game that I first wrote using OpenGL ES 1.1 in late 2009.
After many updates to the rest of the game, the OpenGL ES 1.1 code still runs fine under iOS 6, but I'm ...
