0
votes
0answers
42 views

How to export blender coordinate to be used in Android OpenGLES

I'd like to create my personal light-weight Android 3D engine to show 3D animation configured by Blender. I have successfully loaded the Blender-created 3D models by OpenGL ES on Android. Now, I'd ...
5
votes
1answer
225 views

Animation of moving circle by square's outer surface

I want to make this animation in OpenGL, here I attached a simple gif how I want it to looks like: Main problem is that I can not figure out how to move by corner - circle should smoothly move by ...
4
votes
3answers
985 views

Implementing skeletal animation and GPU skinning (DOOM MD5)

DISCLAIMER This question has been completely rewritten to narrow the scope of the question in light of previous suggestions and answers, but the same problem still persists. Currently I'm trying to ...
1
vote
1answer
102 views

How to render models using a personalized projection matrix?

I'm creating a game with a great sprite demand. Out team is considering automatizing the sprite generation using 3D models. The problem is we have a very particular ortographic projection: We have ...
4
votes
2answers
240 views

generating animations in runtime

i am creating my 3d game engine using Opengl. this question might sound stupid to you but i am still in the process of learning, i have a 3d animated girl that slaps guys of different talls on the ...
1
vote
1answer
182 views

Skeletal Animation with UV seams

I have a UV-mapped model that I am about to animate and load into my game. Like most unwrapped models, I have several UV seams. In order to render the model correctly, I split each vertex along the ...
1
vote
0answers
207 views

How to make an oscillation move on opengl qt

I'm trying to make a character make an oscillation move. That is, the character will start by rotating to a certain angle, say 60 degrees, and then slowly come back to an upright position then rotate ...
1
vote
1answer
143 views

Animate multiple entities

I'm trying to animate multiple(3) entities using one model(IQM format). It's working but performance is really bad because I'm calling animate function for each entity in my game loop (I think ...
7
votes
2answers
2k views

How do I apply skeletal animation from a .x (Direct X) file?

Using the .x format to export a model from Blender, I can load a mesh, armature and animation. I have no problems generating the mesh and viewing models in game. Additionally, I have animations and ...
0
votes
2answers
1k views

OpenGL matrix vs DirectX matrix

I'm working on an animation and model exporter from Maya to use within my game. Currently, models work perfectly, and animations have some issues with the joints. Since Maya works in an OpenGL ...
2
votes
1answer
265 views

Is there any reason not to save skinning animation data in texture?

I have thought about saving animation data in texture. I think I can save shader parameter setting and interpolation cost in CPU, and also enable animated instancing. But I couldn't find no text ...
1
vote
2answers
560 views

Cascade(Waterfalls) particles animation - openframeworks, alternatives

Has anyone tried to create a waterfall particles animation using openframeworks? Is it possible? Is it good? If not, can you recommend any other frameworks for easier creation of cascade animation? ...
4
votes
1answer
2k views

Bones Animation - Matrices and calculations

We are 'on final' when it comes to finishing the project, but just before implementing the animation system. Our Client decided to choose "Bones Animation" - which is that I should export each ...
0
votes
1answer
257 views

What technique should I use to create models and animation sequences in OpenGL code?

I'm getting into game development using OpenGL (and the LWJGL library) and I want to create models for characters, NPC's etc. in the code, as well as animation sequences (for example the way the ...
0
votes
2answers
309 views

Animating a jellyfish hardcoding?

I have drew a hemi-sphere by myself, and would like to do basic jellyfish animation by animating the vertices of the hemi-sphere. I tried a lot of experiments but it seems I'm doing it wrong. I need ...
1
vote
1answer
470 views

File format for animated scene

I've got a custom OpenGL based rendering engine and I'd like to add support for cinema-type scene animation. The artist that is helping me uses primarily 3DSMax. I'd like a file format for exporting ...
15
votes
2answers
9k views

I can't figure out how to animate my loaded model with Assimp

I have loaded in a model to my C++ OpenGL game. It is a COLLADA file type that I have loaded, and I setup an animation under blender for the file. The problem is I don't know how to animate the model. ...
3
votes
2answers
2k views

How to animate a model in WebGL?

I created a human model in Blender, exported the vertices and indices into a JSON file and render the model in a browser using WebGL. Now I created a walk and jump animation in Blender and would like ...
6
votes
1answer
1k views

How is animation handled in non-immediate OpenGL?

I'm a newbie to modern OpenGL. I'm comfortable with the immediate OpenGL methodology, but I've never done any serious use of VBOs. My question is about animation. In immediate mode, to achieve ...
9
votes
2answers
1k views

Rendering characters, with cut off limbs (Blender models in Java/OpenGL)

What aspects should I take into consideration for creating character animation and rendering classes if I want to be able to have detachable limbs? I've developed a detailed body system that can have ...
0
votes
1answer
119 views

Problems in exporting terrain from autodesk 3ds

i am trying to make small counter strike sort of game and for the terrain part i have exported the terrain in 3ds format from Autodesk 3ds-max and imported the same in opengl using lib3ds. Its working ...
0
votes
1answer
662 views

Toon shader with Texture. Can this be optimized?

I am quite new to OpenGL, I have managed after long trial and error to integrate Nehe's Cel-Shading rendering with my Model loaders, and have them drawn using the Toon shade and outline AND their ...
2
votes
2answers
1k views

Problem With Smooth Animation In C++/SDL/OpenGL

I been working in the animation of a 2D platformer game in C++/SDL/OpenGL, and my team and I reach the point where we need to establish that every animation of the player (Walking, Running, etc..) ...
10
votes
3answers
3k views

Animation in OpenGL using 3D Models

I have created a model in Blender. Now i want to read that 3D model in my c++ program. I figured that a model can be exported to various file formats e.g. .obj, .3ds or COLLADA and then can be read in ...
0
votes
2answers
443 views

Linear Interpolation Causing Gimbal Lock?

I have created an object movement path in a 3D authoring application. Then, I exported the path (100 frames) into my custom text file in the form of Euler Angles. The next point was loading the ...
5
votes
4answers
10k views

Wavefront *.obj loader in C++

I'm creating a game using OpenGL (via SDL) and C++ (via Visual Studios 2010 Professional). During the game, I will be using 3D character animation. I'd like to use wavefront *.obj files for all the 3D ...
1
vote
2answers
969 views

Having a slight problem moving my camera based on time passed using GLUT/OpenGL

Before anyone asks, this is for a university project and I have to use GLUT. I'm not tagging this as homework because this is not a requirement, nor will I have extra points for this. With GLUT, for ...
10
votes
2answers
3k views

Efficient skeletal animation

I am looking at adopting a skeletal animation format (as prompted here) for an RTS game. The individual representation of each model on-screen will be small but there will be lots of them! In ...