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1
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1answer
162 views

Gerstner wave function simplified?

The gerstner wave function is a commonly used method to calculate waves and simulate water in video games and movies or most 3d simulations. It is however quite complex so it is very hard for young ...
1
vote
1answer
222 views

3d Water Simulation formula questions

I have created a Grid: At each point along the grid, is a vertex (Intersection Points): Each of these points has an x,y,z position. Vector3f(x,y,z). In an attempt to animate the grid into a group ...
5
votes
2answers
365 views

How does this formula for generating water waves work?

I have been trying to implement the wave equation described in this paper ("Water Simulating in Computer Graphics," Kai Li and Liming Wu) in Java. Part of the paper discusses modeling waves as a sum ...
1
vote
2answers
648 views

2d metaballs with shader to give blobs of water effect?

I want to simulate blobs of water in a 2d game in Unity3d. One possible way of doing it is to use 3d metaballs moving in a 2d plane though this is very processor intensive. Do you think it would be ...
4
votes
1answer
557 views

Advance efficient water physics simulation [closed]

Summary: I am looking at creating a large(ish) ocean which multiple ships will be present in doing their own thing. I want the ocean to be a life like as possible but without compromising too much on ...
14
votes
1answer
498 views

Rendering oily/polluted water?

Any shader wizards out there have an idea of how to achieve an oily/polluted water effect, similar to this: Ideally, the water would not be uniformly oily, but instead the oil could be generated ...
25
votes
5answers
1k views

Simulating pressure in a grid based liquid simulation

I have a 2D grid based water system in my XNA game, we have a method using cellular automata to simulate water falling and spreading. Example of water flowing down a slope: Each tile can contain a ...
18
votes
4answers
762 views

How to prevent “underwater sight” in games

In many games where the player can go underwater, it seems like when you look where the top half of the screen is in the air, and the bottom half the screen is in the water, it's almost like the water ...
7
votes
2answers
513 views

How to define areas filled with water?

I would like to enhance my little game engine with nice looking water simulation. To start working on that I need to find a proper way to represent water in the game. Unfortunately I don't know much ...
0
votes
2answers
1k views

2D Water Shader

I am trying to build a 2D Water shader and I am using Unity but the plateform isn't a problem. Here is an example of what I am trying to reproduce : Limbo water shader Are there any good tutorial or ...
3
votes
2answers
2k views

2D water shader similar to Limbo's effect

I'm wondering how I would go about creating a 2D water shader that is seen in this video http://www.youtube.com/watch?v=phChFfi4GOs The water effect that limbo uses is pretty awesome. I'm not so ...
7
votes
1answer
663 views

Implementing water effects (splashes) into XNA 4.0 game [closed]

I am creating a 2D XNA game and came across a tutorial on adding water effects (splashes) to an XNA game but after implementing it into my game I can't get it to scale down. Currently it takes up the ...
0
votes
1answer
323 views

What concepts are there for interactive water?

I want water to be a gameplay object in my game. The player should be able to take in in a bucket and tip it out somewhere in the world. Water should flow in some way so that it can be used to build ...
3
votes
1answer
1k views

Rushing water in unity

How would I go about creating a river with rushing water. I can do the texture around it but I'm stuck on the actual water part. This is in unity3d.
1
vote
0answers
288 views

How to simulate objects floating on water without a physics engine?

In my game the water movement is done in a shader using Gerstner equations. The water movement looks realistic enough for a school project but I encounter serious problem when I wanted to do sailing ...
35
votes
3answers
7k views

2D water with dynamic waves

New Super Mario Bros has really cool 2D water that I'd like to learn how to create. Here's a video showing it. When something hits the water, it creates a wave. There are also constant "background" ...
0
votes
2answers
3k views

What fluid simulation system is used in iPhone games? [closed]

Does anybody know what kind of system developers are using for fluid simulation in iPhone games? It doesn't seem like they're using a Navier-Strokes simulation to me.
0
votes
2answers
1k views

Top down water view, cocos2d

Has anyone successfully created a top down view of a stream/river? I need to also work out how to make it look like a boat is cutting through the water.
32
votes
4answers
6k views

How to render 2D particles as fluid?

Suppose you have a nice way to move your 2D particles in order to simulate a fluid (like water). Any ideas on how to render it? This is for a 2D game, where the perspective is from the side, like ...
2
votes
3answers
547 views

Flickering water effect

I have downloaded completely different samples with water effects (in XNA) and I've noticed that they all exhibit a common problem: when the camera direction (only the direction, not the position) ...
0
votes
2answers
4k views

How to make a Realtime 3D Eulerian Fluid Simulation like “From Dust” in C#/Unity3D?

So, for a game project I'm going to be working on I need to make a fully working 3D fluid simulator in Unity3D using C#, that can work in real time. The only problem is, I've never done anything like ...
2
votes
3answers
2k views

How do I create this underwater effect with Cocos2D?

http://vimeo.com/2461697 Hi everyone, I'm trying to create an effect like this, the underwater effect (water distortion). I've looked around and I've seen references to "water caustics" but I'm not ...
0
votes
2answers
610 views

Ogre3D: customize water demo

On the water demo supplied with Ogre3D's SDK, controls are set to actually control the camera and environment, but not actually the ogre head that generates the disturbances. I tried digging into the ...
16
votes
1answer
2k views

Ideas for 2D Water Simulation

I am looking for any input on simulating water in 2D, against a rather large (call it) blocked/not blocked array (viewed from the side). I have come up with the following ideas: Cell Automata Do a ...
3
votes
1answer
875 views

Where can I find animated textures for free? [closed]

I'm looking for some animated textures, especially water textures that show movement. After a bit of searching, I could only find this list. Although those textures are certainly not bad, there are ...
7
votes
2answers
1k views

Water simulation in Isometric game

I'm creating a game in Flash AS3 in which the player needs to modify land in order to direct the water in the right direction. However, water simulation is a new topic for me and I'm kinda stuck. It ...
1
vote
1answer
853 views

How do you make a water shader?

I'm working on a minecraft-like world and recently saw this video with a water shader. I searched but couldn't find any good info on how to do something similar. Maybe I'm just googling the wrong ...