3D refers to three dimensional space where coordinates are represented with X, Y and Z values.

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FBX animation works in 3DSMax but not with Assimp

I have an FBX file that represent a plane with an animation of the gear opening. In my editor 3DSMax, the file and animation seem good, but when I use Open 3D Model , to see what the file will look ...
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12 views

How to create a realtime 3D walkthrough with Blender? [on hold]

I am not a game developer and its not my domain. I am a Biotechnology student. A part of my project requires making a realtime walkthrough of a 3D house. Someone suggested me to use Blender. But here ...
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31 views

Why can I see through 3D assets? [on hold]

This is the case in most 3d games, and I can't figure out why. Ideally I could mitigate this (as it is not the best play experience) but if not, I would at least like to understand the mechanics of it....
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2answers
95 views

Trying to make 3D game look like 2D

I'm making a 2D dungeon crawler. The problem I found, it is that trying to animate the movement through the dungeon it is hard as hell. Then I thought that maybe a 3D dungeon will be better for this, ...
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29 views

How do you solve where the camera should be on a bezier curve depending on player? (camera on rail)

I am writing a game where I require a camera on rail; That is, the camera's path is fixed and follows a bezier curve. However, I cannot find any resources online for solving the closest point on a ...
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2answers
43 views

How to create Half hemisphere 3D model

I already have an hemisphere.obj 3D model. But I'm trying to build a half-hemisphere (quarter sphere) model. How can I do that? What is the easiest way to do that? Generally, is there any easy way to ...
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34 views

Simulating a rope in 3D

I want to simulate a rope in 3D. My aim is to code everything myself using Unity 5. I think it will be easier to implement a 2D rope first and then move on to the 3D version. I have read many ...
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0answers
25 views

Map video texture to a half sphere in Unity

I'm new to unity3D. and am trying to play a 360-degree video. But instead of mapping the whole 360-degree (equirectangular) video to the whole sphere, I need to map the half-video to a half-sphere ...
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1answer
57 views

Should i make 2 or 3 dimensional game? [closed]

I want to start making a game, but i have no idea if i should make a game in 2D or 3D .. Both of them are okay (Making 3d graphics are a nightmare, but doesn't matter). I am at middle school, but i ...
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19 views

(3D) Parabola jump with given start and end

I have a start point and and endpoint given. I'd like to lerp the position from start to end via parabola i.e. over an arch. -(x-x0)(x-x1) won't work if one of the points isn't zero. Someone has a ...
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0answers
14 views

Free for use 3d models / meshes for use in UE4 [duplicate]

Does anyone know a good place where I can get free 3d models or/and meshes that work with UE4? because so far i can't find any good sites that are free.
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33 views

Is it possible to create a third party program that simplifies game graphics?

As someone familiar with the lifestyle of low-end gaming, I am interested in finding some sort of third-party solution that could enable individuals with lower-end hardware to play more graphics ...
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1answer
48 views

OpenGL cube map is always black

When creating and rendering a skybox with a cube map texture, the skybox is black. Here is how I create the cube map texture: GLuint loadCubemap(std::vector<std::string> faces) { GLuint ...
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1answer
22 views

Handling movement on sloped surfaces - clamping character to sloped surface

I've noticed that a lot of people seem to have this issue but I've yet to find an actual working solution - when a rigidbody-based character controller (I'm not using Unity's character controller) ...
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1answer
37 views

Unity Vector3.Angle() direction

I have a space fighter AI. I need to determine how to pitch, yaw and roll the craft to aim at the target. My current solution: To obtain the Yaw angle to position the target above the fighter, ...
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0answers
9 views

ThreeJs camera angles

I'm trying to build a 3D editor for my game. What I'm trying to achieve is an IDE similar to the most part of 3D modeling softwares (Blender, 3D Max, Maya, etc) where you can choose the camera angle ...
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0answers
10 views

Unity Make a 3d object intersect pass through 2d UI

I'm trying to make a 3d object appear as if its approaching a 2d object. As So: The sprite is 3d and it should pass through the 2d button. Since the hand above can move freely I can't put it on a ...
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1answer
54 views
+50

How to make texture size correctly in THREE.js?

I'm new to THREE.js and I have a frustrating problem. I can't get my grass texture to size "normally" on the terrain. I get it, the terrain is steep, but that doesn't mean the grass should be ...
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1answer
112 views

How to add constant force to player with sperical gravity planet.?

I have a planet and character. My player move perfect around planet with pressing key like 'w','s','a and 'D'. I want to move my player on every frame with same force around sphere. I try plane ...
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1answer
26 views

Animation inside a .obj file?

Ok, so yesterday I understood that "rigging (bone and joints)" are things that are use inside a 3D animation software like maya. By that I mean that those bones and joints are not inside the .obj file ...
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0answers
21 views

How can I simulate a tilt switch with gravity?

I need to build a simple 3D simulation of a tilt switch, ie. a hollow cylinder with a sphere in it which can move from on end to the other according to the position of the cylinder (gravity). The only ...
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20 views

How do I get/extract 3D models of monsters from the game Etherlords 2?

I was playing the game Etherlords 2 since yesterday and I am really like the game. I was thinking about making wiki-like site for the game since the game's community is pretty much dead. The site idea ...
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20 views

Is there a more useful “inverse” alternative to portal rendering than antiportal rendering?

I'm in the process of sketching out the design of a 3D rendering engine as I'm learning my way around the subject. (Preemptively: yes, I have my reasons for rolling one from scratch, not least the ...
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1answer
42 views

How can i show all edges in monogame?

I am using Monogame 3.5 and i have simple model of cube. I use BasicEffect to draw it. I want it transparent so i use effect.Alpha = 0.5f. Is it possible to show all edges something like on picture?
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1answer
64 views

Increment int in array - int i is out of scope? [closed]

This is my scenario: I have a 3D model of a house, and an autonomously moving robot moving through the house picking up multiple objects. I have an array of 3 objects I want it to pick up, but I don'...
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2answers
36 views

Autonomous robot - moving from 1 object to the next object

This question falls in line with my last question: Unity 3D - create autonomous moving robot in house + first person camera movement What I have I have a 3D model of a house; a first-person camera ...
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25 views

Finding minimum horizontal offset to disjoin two objects in 3D

This is an extension of sorts of the question asked here: Allowing a player to walk up and down slopes without resistance I am using the Separating Axis Theorem to determine the minimum translation ...
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1answer
61 views

Unity 3D - create autonomous moving robot in house + first person camera movement

I have very, very little knowledge about programming or Unity. I have done some basic tutorials, but I want to try something harder. The thing is, I don't know where to start. If you find the time to ...
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0answers
23 views

Mesh Collider in Monogame

I try to implement a few complex objects and want to achieve that they collide based on everything the player is able to see. Therefore I am not able to use the basic BoundingSpheres. Has anybody an ...
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0answers
22 views

What is the best way to animate a jumping motion in Unity 3D?

I am creating a a simple 3D game in Unity with a character who runs, walks, jumps, swims, shoots etc. I am pretty satisfied with my results in all the motions except jump. I need to know at what ...
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0answers
91 views

Player character not moving

i am trying to make an fps game but my character won't move. i have tried different scripts for more than a week. Any help will be appreciated. Thanks! using UnityEngine; using System.Collections; ...
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1answer
38 views

How to remove terrain in 3d? [duplicate]

After the release of Minecraft I saw more and more rip offs of the game but some actually began to change it up a bit making the game have a organic look instead of the iconic blocky one that ...
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103 views

Implementing proportional navigation in 3D

Good afternoon guys, a = N * λ' * V is the formula for the commanded acceleration required to hit the target, where N is the proportionality constant, λ' is the change in line of sight and V is ...
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39 views

Rotation of a point around axis using quaternions

I have a simple processing program to rotate a point around arbitrary axis but it stops after a bit. I'm trying to get full rotation of the point around the axis. import org.apache.commons.math3....
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1answer
25 views

Have an object rotate on its Y axis towards mouse position [duplicate]

I've been looking at some other answers to similar cases but not every one used different methods, and a lot of them were not what i needed, so here's my question : What's the best/standard way to ...
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0answers
36 views

sphere to sphere interpolation

I am at the moment trying to come up with an scheme that interpolats between a current state and a desired state. Each state consist of an 3d coordinate and a rotation matrix, orienting an camera ...
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0answers
22 views

Extrude 3d polyline

Let's presume I have a 3d polyline, for sake of simplicity, constructed of 2 line segments, with given 3d coordrinates P0, P1 and P2. I need to extrude it by given thickness, which should result in ...
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1answer
43 views

Adding quaternions is useful?

I'm working with quaternions and matrices 4x4 and 3x3, and I have a doubt. I think that adding and multiplying quaternions is the same that converting the quaternion to a matrix, do the operation and ...
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1answer
73 views

Unity 3d shooter tutorial animation

I'm following this tutorial. I cannot get even simple animations to work. Here's a very simple case that was supposed to work but did not: Add an animator component to the 'player' prefab Create an ...
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1answer
115 views

Top down 2d orthogonal view with 3D elements (Unity)

I've decided to give Unity a go with my project. I want to create a 2d RPG perspective world, but with elements of 3D mixed in. So for instance, I think I might make trees and grass 3D, for this to ...
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0answers
24 views

How can I fix the face/normal direction of my 3d mesh in blender/UE4?

So I am playing around with UE4 to make some concept art for a game. I extracted the model I wanted to use from the game's files and imported it into blender. It's a tank with 4 parts: the hull, the ...
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1answer
41 views

How to “properly” display a 2d sprites in a 3d environment?

I would like to show "the classic" missile lock viewfinder (the target symbol) of a war aircraft. So the target symbol must follow the enemy, and became red when "lock" it. So i thought simply to ...
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0answers
30 views

how do i drop a block into grid?

I am trying to drag a block and place it on a grid in unity5. The grid can be empty or already occupied. How do I handle the dropping of block ? I have a 2D array of blocks type, where: class ...
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0answers
33 views

Defining camera/view space

Im working on expanding my camera class, but having trouble defining camera/view space in the manner of this diagram: What Im trying to achieve is to define the camera as a true object much like a ...
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1answer
60 views

How do animation works with mesh?

I'm currently developing a game using OpenGL and my dev has run into a small problem. I'm having some problems understanding how "array of vectices works with animated object". For example, if we have ...
3
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1answer
59 views

Reflection areas on texture

I have a wheel model. It's use Reflected Diffuse shader and only one texture and only one material. So it should seen like that, right? But it's seen like that: I'm really curious about that. What ...
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1answer
23 views

How do I take 2D ballistic trajectory planning and apply it to 3D?

I am currently using this formula speed = sqrt((gravity.y*target.x^2)/(2*cos^2(angle)*(target.y - target.x*tan(angle))) provided by DMGregory as an answer for my question here to determine the ...
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1answer
57 views

Game Modeling good practice regarding quads and ngons

I'm asking myself if using quads is really the better practice instead of using ngons (for flat surfaces!) when it comes to game modeling. I often read this and saw models that look like this (96 ...
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1answer
49 views

Visual cues in a full 3D game to help the player to identify the location of each object

I am working on adding some visual cues to the player to help identify where each objects are in 3D. In many space games, there is usually an indicate on the edge of screen that reflects the direction ...
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27 views

Inverted FXAA Shader

I'm trying to use an existing FXAA shader which works but when I try to run it the filtered image is inverted. http://www.geeks3d.com/20110405/fxaa-fast-approximate-anti-aliasing-demo-glsl-opengl-...