46 Topics
 | |
| | I worked about 2 weeks with OpenTK and I like to know how to texture triangles. I like to give my program, the flexibility to make shapes like triangles, cubes, spheres and to give them different textures (or shaders). I like to give my window a icon, but it says … |
| | I am now learning OpenTK. I have some trouble learning how buffers, vectors and how to make more than 2 3d shapes. and if I try to set the texture or shaders, it will change all the shapes to the same textures and shaders. I have read a lot of … |
| | So I'm maing a 3D game editor in Java using LWJGL (Lightweight Java Game Library), I have the editor set up so that the user can create new levels, load up saved levels, save and quick save current levels, import textured models etc.. the basics. I am now trying to … |
 | Hi. I am familiar with the following C graphics libraries: Cairo, SDL, SDL2, and OpenGL. The problem I have found with these is that they either require shared libraries (Cairo/SDL/SDL2) or are difficult to make cross-platform (OpenGL). I am wondering if there are any graphics libraries for C that do …  |
| | how to load a bitmap image in vb.net using opengl..plz help me..  |
| | My university's TA helped me setup all the necessary files to run OpenGL on vs 2008 (even though his .cpp and .h files were written in vs2013) yet when I compile the project, it gives me a white window. The same code will display a 3d mouse in the computer … |
 | hi everybody! I really need your help here. I am developing a 3D game. so far I have came no further than finishing the 3D engine and print out some basic 3D-models. everything works okay, with exception of a bug, occuring after a couple of minutes of running time. it …  |
| | Hello, I can get OpenGL to render 3D scenes to the screen, but I want to render them to a pixel array. Basically I want some magical code to fill in the blanks for this code segment: int width=500; int height=500; uint32_t *colours=new uint32_t[width*height]; //Magic code! glBegin(GL_TRIANGLES); //other drawing stuff, … |
| | Hello, Unfortunately I learnt OpenGL from NeHe tutorials, which means that all of my current methods for OpenGL-ing are extremely deprecated. I tried to find a more up-to-date tutorial, but all they seem to do is teach how to get really complicated stuff out of OpenGL. I just want to … |
| | Hi guys. I'm trying to render an Image in screen & to rotate it about Z-axis. I'm not allowed to use standard glRotate() from the OpenGL because it is not available in our portable device library. I want to know how glRotate() works & i want to reflect it in … |
| | hey guys, I am currently having problems with my OpenGL ES 2.0 application. I think I may have done my matrices wrong im not sure, but I cannot see my quad rendered to the screen. I believe it is something to do with the matrices I have set up which … |
| | I'm trying to visualize a model of lenticular images virtually with opengl pov-ray seen that it is possible by making an array of semi-cylinder lens in front of the square in POV-Ray to "play" Anyone know how to do with opengl? tks |
| | Hi, I am trying to make my own 3d engine and got problem with picking / shooting. Actually I dont even know where to start with that. I have tried find tutos over internet but I did not find any thats useful. Maybe U guys can help me? Anything from …  |
| | Hello all, I have been searching for some time to find the most appropriate enviroment to draw lines and simple tri's / quads in three dimensional space. I have recently experiemented with the floatcanvas class in wxpython and I really like it for 2D work, but extending it into the …  |
| | I am making a project where i have a rotating and moving 3d cube and on click of any face of cube, that face should be enlarged. All the six faces of cube should have different images. I searched a lot but doesn't get any working. Any help regarding this … |
 | Hi all, I have a simple OpenGL program (learnt from NeHe of course) and I've tried to implement GLSL shaders into my program. Currently, its meant to draw a cube with a shader and quit on escape. However, at the line **`GLenum program = glCreateProgramObjectARB();`** it stops responding and closes. … |
| | I am wondering how to perform a 2D image blit with openGL. I used to use SDL and it was easy, but with opengl I end up making a rectangle with texture coords that is sunk a little into the screen. Is there any way to perform a 'real' blit? … |
| | How do you make shadows in OpenGL. I have been using the NeHe tutorials, but I do not understand their shadow lesson. Can anybody help? |
| | Revised Code. I have revised this code so many times that, I don't know what else to do. I posted this code a few days ago and a number of people gave me pointers which I included in my code. But it's still not working. Based on examples I saw … |
| | I need help. I tried to load an image using SOIL. I was having problems with it so I found another code I am using. However, it looks like I am not loading it properly. It's simple but I think I'm confusing myself. I still can't wrap my head around … |
| | So, I need to make a program that draws a [URL="http://en.wikipedia.org/wiki/Automata_theory"]finite automata[/URL] from the input data. I had some experience with the [I]graphics.h[/I] header but as far as I know it's a Borland only header and VC++ doesn't support it. So I was wondering, is there a way to draw … |
| | Hi everybody ^^ I'm quite a newbie in loading image file, so I've try to improve myself by loading the TGA image structure (You can found it at [url]http://en.wikipedia.org/wiki/Truevision_TGA[/url], I'm quite believe in the information there) My problem is after loading and draw it onto the screen using OpenGL ES, … |
| | I have written a code but I am getting run time error : I have introduced all the error functions , but no error comes . Debug it with gdb which says : Starting program: /home/sudhanshu/OpenGL_ES/example/cube/cube [Thread debugging using libthread_db enabled] Program exited normally. What is the problem I am … |
| | I am working on the menu of a 3D symbian3 game.I am trying to load a png image of size 91 by12 using GFloat(opengl function) vertices_of_image[ ].....but the text in the image is coming out to be wrapped around. i.e.if my text contains ROCKS...then a portion of the alphabet S … |
| | Hi, I'd like to learn some basic graphics (2D) that would be easy to use and quick (So no OpenGL, or Direct X). Also, it NEEDs to have Linux portability. I've already tried Allegro and paintlib, neither of them could I install and they didn't look quite as easy as … |
| | Hi, I need some help with OpenGL and rotation. I have a 3D door surrounded by a holder. The holder needs to move with the door and rotate when it's not on the floor. After that the door must be able to open without affecting the holder. It's based on …  |
| | Hi All, I am working on a graphics project which involves simplification of images using triangle decimation. I am coding along the lines of [url]http://mgarland.org/software/qslim.html[/url] and [url]http://jsomers.com/vipm_demo/meshsimp.html[/url]. The problem is that for the ply file that i have and the implementation that i did, there are small triangles spewed across … |
| | I have installed windows 7 which has a built-in intel graphics media accelerator. But there is no option available to check and change its properties. So the problem is that i am building a 3D game in OpenGL but when i run it a message appears that this program has … |
| | Hello, all! :) Let me preface this by saying that I am a computer science student with only a rudimentary introduction to C++ so far, having worked mainly in Java up until now. I apologize if this is an overly simplistic question. A relative of mine has asked me to …  |
| | Hello. I have started to learn OpenGL in C/C++ and I want to use 2D graphics. My operating systems are Windows XP and Linux (Ubuntu). How do I load a image from a file and draw it on screen? My image files are png and jpg. Can I write a … |
| | Hello, I have created an application that passes a Handle of a panel to a DLL which is then used for creating a DirectX or OpenGL render window, all of which works fine. I wish to duplicate what is rendered in the panel elsewhere (basically multiple render windows all rendering … |
| | Please help with my C++ OpenGL code! I am trying to make a simple game in OpenGL with C++ (my first). The issue I'm having is that the WSAD keys move the sphere AND the cube. Since the goal of the game is going to be to get points by … |
| | I am trying to render a very simple scene by loading various parameters from a file (MLC.txt) When compiling I receive the following error main.cpp: In function ‘void renderScene()’: main.cpp:77: error: ‘pBeam’ was not declared in this scope H |
| | Hi guyz, could anyone please assist me with a code to load an image bmp, pln etc in C++. I'm using OpenGL Library. Please assist, in dire need. Joel |
| | hi all! i have been programming in C for about 4 months now, and i have the very basics down pretty well (functions, pointers, etc etc), and have been doing a lot of console apps, and i was hoping to do a fractals program. i have the algorithm down (at …  |
 | what would be a good way to load images to use for texture mapping in opengl? I have looked at tutorials such as nehe lesson 6 and some other resources but they all use something old and depreciated that I cant compile.  |
| | The [url=http://www.blackberrydeveloperconference.com/overview]BlackBerry Developer Conference[/url] concluded yesterday, but not before Research in Motion had the chance to unveil enhancements to its [url=http://na.blackberry.com/eng/developers/]BlackBerry Application Platform[/url], which now supports [url=http://en.wikipedia.org/wiki/OpenGL_ES]OpenGL ES[/url], a subset of the desktop graphics API specification for embedded systems. Useful for development of 3D games development and other graphics, it's … |
 | So I'm working on this OpenGL 3D Graph program, and like, I ran into some trouble, since I wanted it to support fullscreen, so I made the following; [CODE] int main(int argc, char *argv[]) { ... // Some stuff glutSpecialFunc(SpecKey); ... // More stuff } [/CODE] Which is calling the … |
 | The Intel Open Source Technology Center has officially released open source graphics drivers for the 965 Express chipset in a move that while not exactly unprecedented is, nonetheless, a most welcome display of commitment to the provision of free software drivers. Moreover, it is a display of that commitment in … |
| | I tried to install the devil library but I am getting some errors. Here are the steps that I am taking to install it : [code] Let me see if I did this correctly : Steps : 1) download DevIL 1.7.8 for windows 32 bit 2) extract the info to … |
| | Hello all, I am a final year student developing a project on Image processing. I am thinking of using OpenGL for back-end processing. Is there any particular advantage in this choice like improved performance or ease-of-use? Are there any other options also available? I can code only in C/C++ & …  |
| | Hello. First time post, please be gentle. I have a graphics card problem; I'll probably try my best to explain the problem and hope someone or anyone can help me find a solution. At any time I have a game that requires the use of OpenGL, I seem to get … |
| | [B]How can I load an image to my code so i can make it as a background or I apply any function on it like rotate and scale only what I need is the function to load a(.jpeg or .bmp) and where to put it in my code[/B] #include "stdafx.h" … |
| | Hi, im currently running- 2.7 Intel processor 1Gb DDR Samsung 80gig Samsung 256mb ATI Radeon 9600xt My problem is whenever I try to load up a Program which requires Hardware acceleration, such as Battlefield 2 of GTA:SA, my computer completely locks up and I have to pull the plug to … |
| | Hi... :D I found this site looking for help with the psycho pop up antivirus things that come with the trojan.cachecache... I downloaded and used HijackThis and I was going to try and clean it up a little, but I have no idea how it works and I'm terrified I'm … |
| | Hello there. I'm currently trying to write a Final Fantasy Tactics-type game and I'm wondering if there is a simple way to simulate a 30° (isometric) view of an image or tiles which are 45° (oblique). Here is a simple outline of what I want to do: [img]http://hungrytech.com/publicgfx/45and30.png[/img] I've searched …  |
The End.