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Questions tagged [billboarding]

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Lighting of clouds billboards

I created billboards of clouds that always face the camera in OpenGL. Now I want to add some lighting effects and maybe simulate a scattering light effect. I experimented with phong shading but my ...
JadGL's user avatar
  • 1
1 vote
1 answer
1k views

How to achieve 2.5D billboard sprite effect? (Don't Starve-like)

I'm trying to re-create the same effect of sprites/billboards that all entities in a game such as Don't Starve have. What is the best way of doing this in Unity? Certain things come to mind: Have a ...
caleidon's user avatar
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0 answers
51 views

Photon2 billboards take a long time to face the camera

I'm using PUN2 and trying to use nametag billboards for my players, but they are not facing forward correctly and I have to wait more than 20 seconds to make the name tag of player return to facing ...
Lacus clyne's user avatar
0 votes
1 answer
538 views

Cylindrical billboarding around an arbitrary axis in geometry shader

I found an answer on this site relating to this question already, but it doesn't seem applicable in the context of my project. Basically I'd like to create a method which fits this signature: ...
EmmetOT's user avatar
  • 121
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0 answers
204 views

GLSL - Drawing 2D UI elements over objects in 3D space

I posted a similar question earlier but I wasn't specific enough about what I wanted to do. I have meshes being rendered in 3D space as expected. What I would like to do is display 2D billboarded UI ...
Exudes's user avatar
  • 1
0 votes
2 answers
198 views

Pixel-perfect 3D sprite-picking on cylidrical-billboarded sprites?

Background Info I have an OpenGL app where a player (just an AABB with an eye-height, look and move vectors), can walk along a 3D grid made of a square cells, essentially like a player walking along ...
ps48's user avatar
  • 69
0 votes
1 answer
372 views

Calculate normal angle in screen space

I'm working on adding billboarded sprites to a game engine, but the engine allows for walking on curved terrain, like spheres. In order to look like the player is walking on the terrain, I want to ...
bonzairob's user avatar
  • 139
8 votes
1 answer
4k views

Octahedral impostors, Octahedral mapping

I'm facing some issues understanding this article about octahedral impostors. More specifically I quite don't understand how one can map the hemi-octahedron (subdivided) vertices to texture ...
Wafflesys's user avatar
0 votes
1 answer
72 views

Simplify Matrix math code- Sun billboarding

If was trying to set the correct position of my sun billboard in my 3d game. I tried long until it worked correctly, but I wonder why this code must be so complicated: ...
codymanix's user avatar
  • 364
2 votes
2 answers
2k views

Modern OpenGL, billboarding, alpha transparency

I'm having some transparency issues when rendering billboards in modern OpenGL. I've created two billboard sprites, each one with alpha transparency, just for testing. When I render two sprites ...
Daniel_1985's user avatar
3 votes
2 answers
426 views

How do I make 3d Sprites like Myth did 20 years ago?

The game that Bungie cut it's AAA chops on: Myth: The Fallen Lords. about 20 years old now. https://en.wikipedia.org/wiki/Myth:_The_Fallen_Lords For the time, it had a pretty revolutionary way of ...
JasonS's user avatar
  • 131
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2 answers
2k views

How to make proper billboarding trees ? (Unity3D & C#)

I make a 2.5D first person game like Doom, Duke Nukem 3D, and Daggerfall used to be. I'm new to Unity and game development in general, so I'm sorry if this seems obvious to some people. What I want ...
Stavros D's user avatar
8 votes
1 answer
4k views

Learning how to make imposters manually in Unity - how to render an object to a texture not what camera sees?

I am trying to learn the most performant way to make an imposter in Unity manually - not using pre-fabricated solutions. My first guess is that it should be achieved by using RenderTexture and a ...
AndraSol's user avatar
  • 177
0 votes
2 answers
4k views

How does billboarding 3D sprites affect performance?

I was reading the Unity manual on trees and one of the claims made is as follows: Unity uses optimisations (eg, billboarding for distant trees) to maintain good rendering performance... I was ...
JSideris's user avatar
  • 143
3 votes
2 answers
546 views

How would I create a billboard that is fixed to my camera's farplane?

I'm trying to set a GameObject(plane) to be positioned at my camera's farplane. I plan on using this billboard as a sort of dynamic skybox. How would I create a billboard that is fixed to my camera's ...
MarsYeti's user avatar
  • 135
11 votes
2 answers
14k views

Rotate billboard towards camera

I'm trying to create a particle system in OpenGL, and as such I need to use billboards. I need these billboards to face the camera at all times. The tutorials I've been following only rotated the ...
Yattabyte's user avatar
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4 votes
1 answer
3k views

Proper way to draw 1000 billboards that always face the camera

I have up to 1000 visible GameObjects with trivial plane meshes, which are essentially sprites/billboards and which should always face in the relative direction <...
Peter's user avatar
  • 9,925
6 votes
1 answer
14k views

Efficient billboarding sprites in Unity 5

What's the most efficient way to do billboarding sprites in Unity 5? I want to make a forest of sprite trees in 3d space. Those sprites need to face the camera at all times. I am working on VERY ...
K.L.'s user avatar
  • 795
22 votes
1 answer
1k views

How can I get PagedGeometry grass to receive shadows?

I made the switch to Ogre3D (v1.7) and to using PagedGeometry. What I'm trying to do is make a simple scene with a terrain, some trees and grass. In a nutshell, I would like to achieve this kind of ...
scottyp's user avatar
  • 429
1 vote
1 answer
2k views

Compute billboard rotation

I'm trying to compute a matrix to have object always facing the camera. For the moment, my result look pretty good, the problem is that my original billboard scale isn't preserved (Every billboard ...
user30088's user avatar
  • 353
1 vote
1 answer
1k views

How to create a sun billboard with Ogre3d

I've been working with a few different engines alongside trying to code my own project. Rather than rewrite an entire renderer, etc I am using Ogre3d. To begin with I am trying to implement a very ...
Tim's user avatar
  • 679
0 votes
1 answer
958 views

Why are my geometry-shader-generated billboards not showing up given the following code?

My program is a rain particle system. After processing a list of positions of rain particles, I passed them to the geometry shader for generating a billboard for each position. If I use a simple ...
khanhhh89's user avatar
  • 243
3 votes
2 answers
911 views

Laser Beam End Points Problems

I am building a game in XNA that features colored laser beams in 3D space. The beams are defined as: Segment start position Segment end position Line width For rendering, I am using 3 quads: ...
user36159's user avatar
1 vote
1 answer
2k 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 ...
M.ASH's user avatar
  • 13
19 votes
2 answers
16k views

What is billboarding, and can/should it be used in 3D games to create special effects for weapon blasting effects?

What is billboarding, and can or should it be used to create special effects for 3D games on weapon blasting effects?
jaysonpowers's user avatar
0 votes
1 answer
1k views

iOS OpenGL ES 2.0 How to Billboard on Sphere and Rotate with Sphere

I have a sphere (earth) in OpenGL ES 2.0 for iOS. I also have markers that I want to place at lat/lons on the earth - but I want the markers to always face the user ( billboards ) but also move with ...
PhilBot's user avatar
  • 101
1 vote
1 answer
353 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 ...
Saxon's user avatar
  • 11
1 vote
1 answer
9k views

Programmatically creating billboards in unity

What is the most efficient way to render a billboard in Unity? In order to apply a texture to something must it be a GameObject with a ...
Chris Smith's user avatar
2 votes
1 answer
2k views

Billboarding restricted to an axis (cylindrical)

I have succesfully created a GLSL shader for a billboarding effect. I want to tweak this to restrict the billboarding to an arbitrary axis, i.e. a billboarded quad only rotates itself about the y-axis....
user8709's user avatar
  • 133
4 votes
1 answer
4k views

How do I implement camera axis aligned billboards?

I am trying to make an axis-aligned billboard with Pyglet. I have looked at several tutorials, but they only show me how to get the up, right, and look vectors. So far this is what I have: ...
user19787's user avatar
3 votes
2 answers
1k views

What are the fundamentals of a Quad Billboarding effect?

I'm taking my first venture in to writing a shader and what I really need to do is create a billboarding effect. A thorough Google search turns up a number of threads on the topic and they always end ...
Mike Cluck's user avatar
  • 1,274
6 votes
3 answers
1k views

shadowing billboards

I have a lot of billboarded 3D spheres (they have a heightmap so work properly with depth and penetration; although each is made of just a quad (with slight distortion), they look and feel and are ...
Will's user avatar
  • 6,977