782 Topics
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| | Hi all, I'm using a vector to store x,y,z values for objects to be draw using OpenGL. I manipulate my vector in a function and then pass it to the method which uses it to draw objects. Basically the value at an element is supposed to be '-2' but if …  |
| | Hi i get "illegal start of expression" compiling error ZMOD.java:1295: illegal start of expression for (int j = 0; j < paramArrayOfgz.length; j++) localArrayList.add(paramArrayOfgz[j] = = paramArrayOfgz[j]); ^ 1 error Press any key to continue . . . the whole code is this [CODE] import java.io.BufferedInputStream; import java.io.File; import java.io.FileInputStream; … |
| | Hi, I actually don't really know where I should post this question so please forgive me if it's in the wrong discussion section. Basically, I'm developing a CUDA program to calculate the FFT power spectrum of a series of images which are captured continuously and want to show the power … |
| | So I'm beginning to move onto the OpenGL 3 phase. I found some source code and I've been playing around with it. How would I implement something with the same effect as glTranslate, but without using any deprecated coding? I'm trying to make a 2D game engine with it. I … |
 | [B]Okay, I finally understand that they point to memory, because I knew that all along. I just wasn't aware of why they needed to point to memory for. So I need to use pointers in this position but I don't know where to use them or on which things and …  |
 | What is the difference between SDL and EGL ? Can we use OpenGL ES with both ? If my device has support for SDL or EGL then I hope I need to know any one of them. Kindly Help. :confused: |
| | [B]I'm extremely confused using external graphics sources such as OpenGL or DirectX or even Windows API to do such simple tasks. I want to be able to take a step forward and learn how to draw a bitmap or such on to a window. Thing is I have not a … |
| | hello, I am new to clutter (and pyclutter). I have been trying to use pyclutter. I haven't found any good tutorial for it so far. I mean nothin that really explains properly. I saw a couple of example programs but when I tried to use pyclutter I dint get any …  |
 | I find the OpenGL Co-ordinate system really hard to use. I would much rather have things like glVertex2f(-100,-100) put a vertex back 100 pixels in the X and Y direction from the origin, instead of it being totally off the screen. Is there any way that I can do this? …  |
| | hello guys, i want my code to display the raw image "texture.raw", and at the same time, display a flashing text exactly besides it in a seperate viewport or with some other way. Please help me with this, as this code doesnt do that, it just flashes the image and … |
| | I have an assignment in which I need to rite an OpenGL program that displays a green square on a black background. Does anyone know a good free software I can download to run this. I'm mostly familiar with java, and since this is in C, I don't know where … |
| | Hi guys, I am doing a project wherein i have to make an OpenGL animation and its a Sainsbury advertisement and it kinda sucks till now. Now i really need to add images, viewports and be more creative. Following is the code till now, (yeah laugh at it...it sucks more … |
| | Hi, sorry a bout this question but I have no Idea how I would texture something drawn by using glDrawElements? From what I gather you need to use glTexCoordPointer? but I'm still really confused. [CODE] public class DrawWater { public Expr2 func; // The function that is being drawn. private …  |
| | Hey guys, Here's my problem: I've been following [URL="http://www.zeuscmd.com/tutorials/opengl/03-OpenGLWindow.php"]ZeusCMD tutorials on OpenGL[/URL], and when I tried compiling [ICODE]main.cpp[/ICODE], I get an initializer error. I am not sure what caused it, since it seems exactly the same as the example. I linked all libraries it tells me to (-lglu32 -lopengl32). I'm … |
| | If anyone has a game project that they are working on and wouldn't mind having a helping hand with it, I would really like to be a part of the project. I wouldn't require pay or anything, just a credit if the game ever reaches the market. I'm willing to … |
| | Hi, I have a program that loads in a heightmap data from a text file. The problem i have is i don't really have a clue what do do with it. I have to call glTexImage2D to set up the text, how would i use that? Oh and the data … |
| | hey guys, i'm designing a satellite for my project....the thing is its looks kinda plain...so i read abt texture coor....but i'm not sure how to use it....could you help me out with this.... [CODE] glColor3f(0.5f, 0.0f, 1.0f); glTranslatef(0.0f,0.0f,0.0f); gluCylinder(pObj,5.0f, 5.0f, 10.0f, 24, 24); //drawing cylinder(but got holes...=(,must cover them up) … |
| | Hey peeps! I'm getting into OpenGL and I'd really like to learn it. However, I'm frustrated with the license for GLUT so I'd like to go the Win32 route and hopefully learn more from this route. All the tutorials I've found so far for that though are from around 2001 … |
| | I have written a client server program in which the server sends a program to the client, and the client executes the received program. In this case it is a line drawing program in OpenGL. The problem is that on running the server and client the whole program i.e. sending … |
| | Hi! I have a problem with SDL and OpenGL. I wrote a code to convert SDL Surfaces to OpenGL textures. Now I have a function to Draw a rect(with opengl) on a SDL_Surface. That's the code to draw a rect: [CODE] void DrawRect(SDL_Rect *rect, GLuint texture) { float x = …  |
| | I tried executing a simple line drawing program using exec(). It worked fine. But when I tried to execute the same program by sending it through a tcp/ip network(the server reads the program and sends it to the client which receives it to a variable(b) of string type) and then … |
| | I tried to #include <GL/glut.h> but when I compile, I get a [link error] at WinMain@16 or Win@16 (I forgot). I don't exactly know why and I don't know what to do either. Can somebody help please? Do you need that header file? (To fix it?) Thanks in advanced. |
| | I have to make a simple 3d game. The game scenario consists of a spacecraft that is attacking the home planet by firing rockets from along its length randomly. The game player moves the baton up and down to stop the rockets before they reach the planet. The star field …  |
 | I am using VS2008 with TaoFramework's freeglut and OpenGl Can someone help me? I always get "CallbackOnCollectedDelegate" error when I apply this rotation and scaling with mouse and timer on my 3D Tetris game project, but if I don't apply timer the scale and rotate will be out of control.... … |
| | [B]intro: [/B]i'm a 19yr old in 3rd yr doing btech in computer science. i chose to graduate in that coz i was interested in computers and programming,not like other brickheads wanting to do mba after a technical graduation. ok, in the last 2 yrs i've progressed only as much to … |
| | I was running a game I wrote in python with pygame on my Mac 10.6 machine and I notice this Warning. "Warning once: This application, or a library it uses, is using NSQuickDrawView, which has been deprecated. Apps should cease use of QuickDraw and move to Quartz." So does anyone … |
| | Hi, C# in VS2008 using Tao.Freeglut and Tao.OpenGl I am required to create a 3d Tetris game. I have a menu named BuildMenu [CODE=C#] private static void BuildMenu(){ submenu1 = Glut.glutCreateMenu(selectMessage); Glut.glutAddMenuEntry("New Game(N)", 1); Glut.glutAddMenuEntry("Reset(R)", 2); Glut.glutAddMenuEntry("Quit(Q)", 3); Glut.glutAttachMenu(Glut.GLUT_RIGHT_BUTTON); } [/CODE] using these code I can make a menu pop … |
| | I am trying to create 2 different rendering windows using OpenGL. My code looks like: [CODE]void display1(){...} void display2(){...} void init(){... //some declarations and function calls pertaining to display2} int main(){ glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB); glutInitWindowSize(1024,512); glutInitWindowPosition(0, 0); glutCreateWindow("Window 1"); glutDisplayFunc(display1); glutPositionWindow(520,20); glutCreateWindow("Window 2"); init(); glutDisplayFunc(display2); glutMainLoop(); return 0; }[/CODE] The …  |
| | Hi there I am building a 3D game in C++ and openGl I came to do a full test of my game the collision detection and things are finally approaching working fully. When I run it it becomes very memory hungry and eats a few Gb of Ram and crashes … |
| | well,I got some fundamental programming knowledge in C# and some Visual Basic. Inheritance,Arrays,Loops,DataBases,and create library files in VB.NET,create classes in VB.NET and ,create properties and methods and some other things. currently I follow Ivor Horton's Visual Studio 2010 and I feel it may take years to study the whole 1000pages< … |
| | I am using Visual C++ Express Edition on Windows, and I am look at the windows task manager and I noticed that every second, in the process tab the memory of my C++ program increases about 8 K when I am not even doing anything. Also, I've noticed that if … |
| | Hi i am mostly done with my assignment where u have to make a simple object viewer. one of the requirements require you to use multiple instantiation of objects from the same class which i do not know what to do about it. This is my code for main.cpp [code] … |
| | Hi guys, I'm planning to make a car game & for that I'll use Microsoft Visual C++ 2010 for programming, directX 10 for the graphics, & Nvidia PhysX engine for the physics. The problem is that I can't find any tutorial of directX and Nvidia PhysX, I only find of … |
| | I have made a python program which will create an OpenGL and render a teapot (GLUT standard teapot) with a shader that I specify. The shader is specified as follows: [LIST] [*]I have a file called "index.ini" which contains the file paths to a vertex shader and pixel shader file … |
| | 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 … |
| | Using GLUT, moving my mouse in the display window causes the animation to increase in speed. When running at an initial 60fps, moving the mouse causes the animation to accelerate and increase to 1000fps. My data might be wrong, but there is definitely a timing issue. I've tried implementing a … |
| | i convert some opengl code from visual c++ 2006 to visual c++ 2010 i mean visual studio framework. problem is in visual studio 10 they r running but mainloop is not working, i mean windows r supposed to wait for key input but it shows and gone at instant. no …  |
| | Hi i was given an assignment that ask me to create a simple object viewer. These are the requirements: 1. Display simple objects such as cubes, cylinders, pyramids, etc. 2. Objects should be able to rotate around all 3 dimensions. 3. There should be a parent object class from which … |
| | I am using Windows XP 32-bit, VC++ 2008 with OpenGL and the Windows API. When I run my program, it seems to work fine, but whenever I click anywhere on the title bar of the window, the program exits. I have no idea where to start to look for the … |
| | Hello, I am using OpenGL in C++ to create graphics in a program of mine. In the window, there is the main section and a sidebar. My problem is that I do not know how to relocate the vanishing point in my window. Currently, it is at (0, 0), which … |
 | Hey guys, I am currently looking into making my own flash game. I'll have my bachelor's degree in computer science next year so I am pretty familiar with programming. I am pretty bogged down with school work, but I still want to be able to create a few simple games … |
| | When I run this code: [code=c] window_handle = CreateWindow("OpenGL", title, style, 0, 0, width, height, NULL, NULL, window_instance, NULL); if (!window_handle) { GL_KillWindow (); MessageBox (NULL, "Window creation error", "ERROR", MB_OK | MB_ICONEXCLAMATION); return false; } [/code] CreateWindow returns NULL. What are the reasons that could cause CreateWindow to fail? …  |
| | [code]> can't invoke "event" command: application has been destroyed while executing "event generate $w <<ThemeChanged>>" (procedure "ttk::ThemeChanged" line 6) invoked from within "ttk::ThemeChanged"[/code] Has anyone ever seen this error before? It keeps appearing when I load a toolkit I need for my project. I've been working to find out where … |
| | Hello. I've created a program which calculates points which belong to a specific graph, such as Archimedes spiral, Logarithmic spiral, Cardioid etc. The program generates an array with coordinates. Technically coordinates are polar, but I can convert them to cartesian by using polar() function. Question is - how do i … |
| | 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 … |
| | Is an interface also a software? for example, DirectX and OpenGL, are they categorized as software?  |
| | I recently made a switch to SDL as a cross platform alternative to directly accessing DirectX or OpenGL. In an attempt to port a section of my game framework, I encounter logic errors that (to me) make absolutely no sense. In this snippet, a sprite is simply a wrapper class …  |
| | Hello, I have library opengl32.dll but when I run my OpenGl application, it says that opengl.dll is not found. But opengl.dll is old and on other computers it works with opengl32.dll . Why application wants opengl.dll instead of opengl32.dll? So I tried to download all that libraries it wanted - … |
| | I have ploblem with the video card driver it say Bad video card drivers! ----------------------- Minecraft was unable to start because it failed to find an accelerated OpenGL mode. This can usually be fixed by updating the video card drivers. --- BEGIN ERROR REPORT 7fe0271 -------- Generated 11/4/10 6:49 PM …  |
| | Hopefully this is my LAST QUESTION!! D:< Anyway, I saw a code on lloydgoodall.com for an LWJGL FPCamera. It had SEVERAL errors, but I finally got to the (hopefully) last error. "Keyboard must be created before you can query key state" My code: [code] import org.lwjgl.Sys; import org.lwjgl.opengl.Display; import org.lwjgl.opengl.GL11; …  |
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