This manual is designed to be used as the companion reference volume to the opengl programming guide by jackie neider, tom davis, and mason woo reading, ma. There are numerous books, tutorials, online coding examples, coding seminars, and classes that document the api, extensions, utility libraries, and platform specific implementations. Oct 30, 2017 when working with metal and opengl es, you often need to know the exact capabilities of the underlying hardware and the software that talks to it. The interface consists of a set of procedures and functions that allow a programmer to specify the objects and operations involved in producing highquality graphical images, specifically color images of threedimensional objects. This is the official reference guide for opengl es 3. If you find any inaccuracies or typos in the reference pages, please file an issue and, preferably, propose a pull request fixing the issue in the opengl refpages github repository. Nvidia continues to support opengl as well through technical papers and our large set of examples on our nvidia graphics sdk. Jed fisher, managing partner, 4d pipeline this is a clear and thorough reference for opengl es 3. Graphics and gaming development opengl es arm developer. Opengl superbible comprehensive tutorial and reference.
This code executes substantially faster than if it were executed in the cpu, as would happen in normal programming. Originally developed by silicon graphics in the early 90s, opengl has become the most widelyused open graphics standard in the world. Jan 24, 2020 today the khronos group announces the ratification and public release of the openvx 1. The interface consists of a set of procedures and functions that allow a programmer to specify. Opengl and opengl es reference page sources, and generated. It consists of a welldefined subset of desktop opengl suitable for lowpower devices, and provides a flexible and powerful interface between software and graphics acceleration hardware. Opengl superbible, seventh edition, is the definitive programmers guide, tutorial, and reference for opengl 4. Nvidia supports opengl and a complete set of opengl extensions, designed to give you maximum performance on our gpus. It is windowsystem and operatingsystem independent as well as networktransparent. Opengl es is a software interface to graphics hardware. Openvx is a royaltyfree open standard for portable, optimized, and powerefficient vision and machine learning inferencing acceleration, vital to embedded and realtime use. Mapunmap buffer data returns one of the values shown in the table to the right. The opengl reference manual the bluebook this manual is designed to be used as the companion reference volume to the opengl programming guide by jackie neider, tom davis, and mason woo reading, ma. This is a 12page quick reference for opengl version 4.
Opengl es is a flavor of the opengl specification intended for embedded devices. The best allaround introduction to opengl for developers at all levels of experience, it clearly explains both the api and essential associated programming concepts. Opengl es open graphics library for embedded systems is a software interface to graphics hardware. The opengl es shading language also known as glsl es or essl is based on the opengl shading language glsl version 1. Contribute to e7macstanford development by creating an account on github.
Opengl for embedded systems opengl es or gles is a subset of the opengl computer graphics rendering application programming interface api for rendering 2d and 3d computer graphics such as those used by video games, typically hardwareaccelerated using a graphics processing unit gpu. Normative references and this reference must be used in conjunction with this document. References and this reference must be used in conjunction with this. Use these reference topics to look up api mapping and short code samples when porting from opengl es. Aep is a set of opengl es extensions announced last year to bring consoleclass gaming to android. Clarified that this specification completely defines the opengl es shading language. Want to be notified of new releases in khronosgroup. Opengles is a software interface to graphics hardware.
Commands are formed from a return type, a name, and optionally letters to. The color of the bullets indicate the functional area the functions fit into. This document restates the relevant parts of the glsl specification and so is selfcontained in this respect. Opengl es api registry is the official repository of opengl es specification and extension documents provided by the khronos group. The opengl sdk is a gathering of 3rd party contributions from many of the leaders in the community. Formal specifications for the opengl and opengl es apis and shading languages are available from the opengl registry. For brevity, the opengl documentation and this reference may omit the standard prefixes. This document, the difference specification, will continue to be maintained as a quick reference, and to enable direct comparisons with opengl 2. Genqueries i for 32bit int, i64 for int64, f for 32bit float, or ui for 32bit uint, shown in the prototype below. This is a reference for the builtin functions of the opengl es shading language that is described in the opengl es shading language specification. The best introduction for any developer, it clearly explains opengls newest apis. Quick reference cards are available in several formats for opengl 3. Table of contents this is an alphabetical list excluding the gl, glu, and glx prefixes of the opengl functions in this online reference.
Glsl opengl shading language allows normally small chunks of code to run in the graphics hardware. The interface consists of a set of procedures and functions that allow a programmer. The interface consists of a set of procedures and functions that allow a programmer to specify the objects and operations involved in producing highquality graphical images. The android opengl es reference has version descriptions and comparisons among opengl es 1. The opengl reference manual, third edition, has been completely revised and updated for opengl, version 1. The opengl reference manual the bluebook sciweavers. Both the 32 and 64 bit installers will attempt to copy the package content to the same directories under usr. It covers all aspects of the api and will help any developer get familiar with and understand the api, including specifically the new es 3. Downloading man page sources the docbook source for the reference pages is available from the openglrefpages github repository. Android supports several versions of the opengl es api. Since these versions differ in many ways, you should make your selection based on the performance, device compatibility, coding convenience, and graphics control for your implementation. Shaders must be loaded with a source string shadersource, compiled compileshader, and attached to a program attachshader which must be linked linkprogram and then used useprogram. When you write a metal or opengl es app, you need to understand the specific limits of each device you app runs on.
In some cases the information and downloads are available directly from the sdk on opengl. Mar 17, 2017 opengl es is the industrys leading software interface and graphics library for rendering sophisticated 3d graphics on handheld and embedded devices. Opengl superbible, fifth editionis the definitive programmers guide, tutorial, and reference for the worlds leading 3d api for realtime computer graphics, opengl 3. Other references to the flush operation in the specification, such as that in. These are the authoritative documents for how the apis and shading languages are intended to work. The focus of this reference manual is how opengl works, while the programming guides focus is how to use opengl. Metal and opengl es provide many builtin mechanisms for determining this information. Opengl es is a royaltyfree, crossplatform api for rendering advanced 2d and 3d graphics on embedded and mobile systems including consoles, phones, appliances and vehicles.
In other cases, youll find links to the original materials elsewhere on the web. Since the introduction of the original iphone, apple has continued to improve the gpu capabilities in new ios devices. The docbook source for the reference pages is available from the opengl refpages github repository. Opengl is the most widely adopted 2d and 3d graphics api in the industry, bringing thousands of applications to a wide variety of computer platforms. Since android is still small, i guess it may be helpfull to read iphone opengl es tutorials as well, as i suppose the opengl es functionality is much the same.
Improved consistency with reporting extensions using glgetstringi and glgetintegerv. Opengl and opengl es reference page sources, and generated html used as backing store for. Im looking for tutorials which can help me learn opengl es, and im looking for opengl es libraries which can make life easier for beginners in opengl es. For a complete reference to the opengl es apis and opengl es shading language, see the collection for the version of opengl es you plan to use. Table 31 lists the devices that are compatible with metal and opengl es 3.