Questions about OpenGL, a library for rendering 2D and 3D graphics

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Opengl for Ubuntu14 (building QT 5.4)

I have a fresh install of Ubuntu 14 LTS from this morning, I am using a PC with Nvidia graphic cards and I have successfully installed the latest version of the driver from the Nvidia website ...
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0answers
15 views

Unable to run OpenGL 3.3 on an nvidia optimus system

I have made a fresh install of Ubuntu 14.04 on a Lenovo Y-410p(Optimus) with Nvidia Geforce 750M. After running the update tool, I see that nvidia-331 drivers are installed. I am unable to use nvidia ...
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22 views

Updating OpenGL

I am using OpenGL to develop applications on Ubuntu, and I wanted to use "modern OpenGL" instead of using deprecated things like glBegin. So I ran some modern OpenGL code, and my linker couldn't find ...
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1answer
35 views

Opengl Mesa : use opengl 4.0

I'm an opengl programmer, and I would like to use opengl 4.0; problem is that I cannot install any proprietary drivers, and when I type : glxinfo | grep "OpenGL version" in the terminal, it outputs me ...
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5 views

Would there be any disadvantages to using Pyglet for GUI programming?

On Linux systems (such as Ubuntu), would it present a problem to program a GUI (for a media player) using OpenGL? I don't like WXPython b/c it's ugly as poop and PyQt requires a license when being ...
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93 views

How to get OpenGL Shader Language 1.4 working with Intel HD Graphics 4000? (Trusty/14.04)

I am running Ubuntu 14.04 (trusty) on an Ultrabook with the i7-3537U CPU. This processor has the Intel HD 4000 GPU (ref), which supports OpenGL 3.3 under Linux (ref). OpenGL 3.3 includes support for ...
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35 views

Opengl error when trying to launch TF2 Ubuntu 14.04, which driver should I use?

I recently installed Ubuntu and all my drivers appeared to work. I have a Geforce 9800 GT (1-GB model) and whenever I launch Team Fortress 2 through Steam I get the same error: Could not find ...
1
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1answer
228 views

Ubuntu 15.04 Dota 2 Reborn Beta Not Working

I use Version 15.04 Ubuntu. I have no problems wıth usage of Dota 2 but Dota 2 Reborn. It crashes after I see its logo on screen. The game's logs are in the below Game update: AppID 570 "Dota 2", ...
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1answer
162 views

How to Update OpenGL with Intel graphics card Ubuntu 14.04

So I got my desktop back up and running and I wanted to play TF2, so I installed Steam, got the game and when it starts up I get Could Not Find Required OpenGL Entry Point 'GLColormaskindexedEXT'! ...
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0answers
70 views

Radeon R9 280 graphics card isnt installing in 15.04

I have fglrx-updates installed but fglrxinfo shows display: :0.0 screen: 0 OpenGL vendor string: VMware, Inc. OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.6, 256 bits) OpenGL version ...
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14 views

Is Floating Point Texture Support Enabled in Mesa?

I am attempting to play a game through CrossOver for Linux. However, I get a warning that floating-point textures isn't supported in OpenGL. I recently found that this was due to a legal issue that ...
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84 views

OpenGL errors and Matlab R2015a

I recently installed Guest Additions (by pressing Ctrl D) to my Ubuntu 14.04 Virtualbox because everything (particularly Matlab) was running extremely slowly and 3D acceleration was not enabled ...
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0answers
151 views

Intel HD 4600 and OpenGL 4

I just purchased an Ubuntu laptop from System76 with an Intel HD 4600 graphics card. The sales person told me that this card supports the latest version of OpenGL 4.5 under linux. I installed the ...
0
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1answer
289 views

MATLAB R2015a won't start on 14.04

I recently downloaded MATLAB R2015a on my ubuntu 14.04 virtualbox. When I try to run it, I get the blue matlab logo screen and the following error in terminal: libGL error: unable to load driver: ...
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0answers
73 views

How to install xv and opengl video output drivers in Ubuntu 14.04?

Could you please help me to install xv and opengl video output drivers? I have just a intel graphic hd 3000. And this is mplayer output. $ mplayer -vo help MPlayer 1.1-4.8 (C) 2000-2012 MPlayer Team ...
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0answers
26 views

updated from 14.04 to 14.10 internet is not working

I tried updating for the second time, worked but can't connect to my network and it can't connect to Ethernet either. When I tried opening a steam game, it have me an error. OpenGL GLX context is ...
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90 views

Ubuntu 14.04 - Can't use newest OpenGL version

I'm running Xubuntu 14.04 LTS on a laptop with an Nvidia GeForce GTX 765m with the nvidia-340 drivers from the xorg-edgers PPA. I'm trying to run an application that requires a recent version of ...
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2answers
77 views

Uninstalled Compiz and OpenGL - Ubuntu won't load

About a week ago I installed CCSM and enabled wobbly windows. After using the autoremove command today, it was gone. I decided that if I re-installed Compiz that maybe it would come back. I ...
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1answer
82 views

Why do Nvidia mobile cards not work with Ubuntu

I've gone through 8 laptops already. I keep returning them because I can't get Ubuntu working with the latest Nvidia drivers. When I first install Ubuntu it works perfectly. But I need OpenGL 4.3 ...
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0answers
35 views

Fonts not visible in Far Cry 1 with Wine

I recently installed Far Cry 1 (5 CD retail) under Wine using this tutorial on my Ubuntu 14.04 64 bit. My Pc specs are as follows: Integrated graphics: Intel G33 openGL version: 1.4 Ram: 2GB DDR2 ...
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1answer
61 views

Why cant I enable Opengl with XFCE and Plasma and radeon driver?

I can enable Opengl in KDE Compositor Settings, but it keeps falling back to Xrender. Why is that? Glxinfo gives me this: glxinfo | grep direct direct rendering: Yes fry@fry-pc:~$ glxinfo | grep -i ...
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1answer
50 views

Steam: OpenGL GLX context is not using direct rendering, which may cause performance problems

I have the fgxrl driver(gfx: Radeon HD7950, 3GB), yet steam provides me this error every time on startup after I installed it. What is the fix? Do I need to purge both steam and fxgrl, then install ...
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0answers
168 views

OpenGL on Ubuntu 14.04

On a Dell XPS 13 with preinstalled Ubuntu 14.04 I have problems to get OpenGL example programs (www.opengl-tutorial.org) running. Everything compiles fine, however the window on the screen either is ...
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28 views

Creating a virtual display device and connecting the display to an arbitrary graphic card virtually

I want to create a virtual display device (like virtual monitor) in Ubuntu and connect it to one of the graphic cards virtually? Anyone know how can I do that? The reason which I am going to do this ...
0
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1answer
684 views

fatal error: SDL/SDL.h: No such file or directory [closed]

I am trying to practice lesson_1 at https://tutorialsplay.com/opengl/2014/04/23/textured-cube/ When I run the code named cube.c I got cube.c:16:21: fatal error: SDL/SDL.h: No such file or directory ...
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1answer
220 views

Error at startup running War Thunder

Hello Who can help me to solve this error? Error initializing video (OpenGL3): ../../prog/engine2/drv/drv3d_GL3/linux_main.cpp, 415: error when creating of gl_context
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0answers
83 views

OpenGL Ubuntu 14.04

This is the first time I'm using this way to sort my problem out, usualy I find a answer when I duck it (duckduckgo version of google it ;D), anyways I got this PC with a integrated graphics card ...
0
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1answer
104 views

Radeon HD 6630M

I have a "Lenovo ThinkPad Edge E520" This is my GPU: "Radeon HD 6630M" Running: obs Gives: Attempted path: share/obs/obs-studio/locale/en-US.ini Attempted path: ...
1
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0answers
46 views

Ubuntu 14.04 black screen on login after installing nvidia-346 or nvidia-349 [duplicate]

I recently tried to install new nvidia drivers on my Asus 550L (840m GPU). My previous driver was nvidia-340.76 which worked flawlessly. I am also using bumblebee. When I installed the newer drivers I ...
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0answers
323 views

Update OpenGL to 3.3 from 3.0 on Intel HD Graphics 3000 used Macbook air running Ubuntu 14.04

When I typed the following : $ glxinfo | grep "OpenGL version" OpenGL version string: 3.0 Mesa 10.6.0-devel I found from https://support.apple.com/en-ap/HT202823 Intel HD Graphics 3000 (with ...
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1answer
70 views

Trying to get openGL 4 to work with amd card

I cant find anything that works to get the proprietary drivers for my AMD Radeon card. (I'm trying to play Metro 2033, but keep getting the error saying I need OpenGL 4.)
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0answers
48 views

Graphics Messages while running LightTable on 14.04 x64

I'm new to Ubuntu, and receive the following issues when running Juno within LightTable: marktab@ubuntu0617:~$ ./LightTable/LightTable markab@ubuntu0617:~$ ...
0
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0answers
333 views

dependency problem when installing any opengl dev packages on 15.04 (or 14.10)

Background: Currently running kubuntu 15.04, have run into the same problem on a previous install of 14.10 that led to the upgrade. I'd like access to a appropriate opengl header file (GL/gl.h) and ...
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0answers
63 views

Is there an Ubuntu alternative for CPU core parking manager

Is there a Ubuntu alternative for CPU core parking manager (for windows) http://coderbag.com/Programming-C/CPU-core-parking-manager ? For my OpenGL app some CPUs will try to throttle and then start ...
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0answers
83 views

After installing OpenGL to run genymotion, Ubuntu 14.04 stopped booting

now I get error fatal server error no screens found. This is after I select failsafe X option. And if I continue normally I get messages like: Fontconfig warning ...
1
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1answer
258 views

The imported target “Qt5::Gui” references the file “/usr/lib/x86_64-linux-gnu/libEGL.so” but this file does not exist. [closed]

So, 15.04 x64, just installed. I installed the nvidia binary in the old way (console, switching off lightdm) because I got an error about DRI2 authentication. Then I wanted to build the nv opengl ...
1
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1answer
140 views

VLC video playback is choppy on Vivid with nvidia-346

I'm running Kubuntu Vivid, and have an Nvidia 940GM card on my Inspiron laptop. When using the nvidia-346 driver, VLC plays choppy videos (video seems "pixelized" with green dots appearing). The ...
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0answers
106 views

How to prevent screen tear with VSync on games with radeon free driver?

In 3d games like Kerbal Space Program and Shadow Warrior, it is visible a horizontal tear, even when VSync is enabled in the games options. I have tried multiple values for "vblank_mode" in ~/.drirc ...
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0answers
75 views

Problem with Opengl? Minecraft screen flickering

Hi I just wiped my hard drive with 7 passes. Then re-installed the latest Ubuntu. Now when I play Minecraft the screen keeps flickering. It wasn't doing this last week before I wiped the HD. Is this ...
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0answers
124 views

Update opengl 1.4 to 1.5+ in xubuntu-14.04 intel gfx

Im trying out a Qt sample and it wants opengl 1.5. Tried: sudo add-apt-repository ppa:oibaf/graphics-drivers sudo apt-get update sudo apt-get upgrade but did not change anything. glxinfo|grep ...
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0answers
50 views

Problems installing SDL and OpenGL in MonoDevelop

I know there are a lot of threads about this particular topic in the forums, but I just cant get my head around them, I'm sorry. I've been quite surprised how awfully complex it is to install ...
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0answers
46 views

Setting up environment for Nvidia OpenGL Samples with Netbeans

As title, I would like to set up the environment for the Nvidia OpenGL Samples with Netbeans. You can find the SDK here In Netbeans I tried to choose the first one.. I gave it the directory with ...
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0answers
69 views

OpenGL Steam error

Ok, running 14.04 64x with a R9 280x. When I open steam I get this "OpenGL GLX context is not using direct rendering, which may cause performance problems." Tried purging and reinstalling the ...
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0answers
143 views

“gl31.h not found, please install gl31.h” but libgles2-mesa-dev includes it

I recently changed my OS to Ubuntu to use some open source based on GCC compiler. However, after installing NVIDIA Cuda 7 and compiling Cuda 7 sample, I got this warning message: WARNING - ...
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1answer
125 views

OpenGL Error Steam Ubuntu 14.10

It seems now, that after installing 14.10, and Steam shortly after the updates and drivers installed, I get a pop-up that explains an OpenGL rendering error that may cause performance issues. I have ...
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0answers
37 views

New desktop dies when starting OpenGL screensavers

I got some new screensavers (sudo apt-get install xscreensaver xscreensaver-gl-extra xscreensaver-data-extra) and it had some nice OpenGL screensavers on it. When I start some of them (one of them is ...
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0answers
66 views

OpenGL not working on a graphics card with openGL

I have the MSI Radeon r9 280 Gaming OC edition which supports OpenGL 2.0 (I think, I don't know much about openGL) When I try to launch any Steam games, they crash and display this error: System ...
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0answers
118 views

'Undefined References' Error during OpenGL Pgm Compiling (freeglut3)

I tried to run an openGL pgm in my Ubuntu 14.04 and i have freeglut3 and dev installed. But it returns some 'Undefined References' to all the functions that i have used in my pgm. ...
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24 views

MacBook Pro 8,2 Ubuntu dual boot - why is the OpenGL profile low?

My GPU is AMD Radeon 6750M. I get up to OpenGL 4.1 in OS X. However I get this output from Terminal in Ubuntu: hdl@HDL-MacBookPro:~$ glxinfo | grep OpenGL OpenGL vendor string: X.Org OpenGL ...
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0answers
179 views

freeglut OpenGL GLX extension not supported by display ':0'

I am trying to run an application with OpenGL and the following message apears: freeglut OpenGL GLX extension not supported by display ':0' I already read lots of topics here and in stackexchange ...