What is terminal command that can show OpenGL version?


This chapter introduces OpenGL. It has the following major sections:

What Is OpenGL?

OpenGL is a software interface to graphics hardware. This interface consists of about 150 distinct commands that you use to specify the objects and operations needed to produce interactive three-dimensional applications.

OpenGL is designed as a streamlined, hardware-independent interface to be implemented on many different hardware platforms. To achieve these qualities, no commands for performing windowing tasks or obtaining user input are included in OpenGL; instead, you must work through whatever windowing system controls the particular hardware you're using. Similarly, OpenGL doesn't provide high-level commands for describing models of three-dimensional objects. Such commands might allow you to specify relatively complicated shapes such as automobiles, parts of the body, airplanes, or molecules. With OpenGL, you must build up your desired model from a small set of...

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Q: Why am I getting errors saying I don’t have GLEW installed when I try to create the Xcode projects with Cmake?

A: Newer macs running OS X 10.9 Mavericks or later do not come with GLEW preinstalled. You may have it if you upgraded to Mavericks from a previous version of OS X, but it will not be on a new computer or a clean install of the operating system. As such, you’ll need to install a few things to get GLEW set up.

1) Download, Install, and Run Xcode

First, you’ll need to make sure Xcode is installed and fully loaded. You can download Xcode for free from the Mac App Store. Make sure you open Xcode at least once before proceeding, as it needs to authenticate your administrative privileges before it finishes installing all its components. If you fail to do this, you’ll receive errors in later steps.

2) Install Homebrew, to Help Install GLEW and CMake

Next, we’re going to install Homebrew, which will allow us to install GLEW and also...

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Click here follow the steps to fix Ubuntu Glxinfo Error Unable To Open Display and related errors.

Ubuntu Glxinfo Error Unable To Open Display may be caused by a number of different reasons.

If you have Ubuntu Glxinfo Error Unable To Open Display then we strongly recommend that you Download (Ubuntu Glxinfo Error Unable To Open Display) Repair Tool.

This article contains information that shows you how to fix Ubuntu Glxinfo Error Unable To Open Display both (manually) and (automatically) , In addition, this article will help you troubleshoot some common error messages related to Ubuntu Glxinfo Error Unable To Open Display that you may receive.

Note: This article was updated on 2018-01-23 and previously published under WIKI_Q210794

What are Windows errors?

A Windows error is an error that happens when an unexpected condition occurs or when a desired operation has failed. When you have an error in Windows -- whether it's Windows 7, Windows...

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