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OpenCL adapts for control-freak programming

The Khronos Group announced version 1.2 of OpenCL today, an update that gives programmers tighter control over how they run software on graphics chips.

OpenCL is a standard interface that makes it easier for programmers to tap into the "GPGPU" idea--general-purpose graphical processing unit, which runs software such as game physics engines on a computing device's graphics hardware rather than on its central processing unit (CPU). With OpenCL, or with another technology such as Microsoft's rival DirectCompute, a programmer can use a GPGPU approach without having to worry about the particulars of individual graphics chips. … Read more

Khronos updates OpenGL high-performance graphics

The nonprofit Khronos Group standards organization announced a new specification this week for OpenGL 4.2, which brings new graphics functionality to the what's considered to be the most widely adopted cross-platform 2D and 3D graphics API.

OpenGL 4.2 includes specs for enhancing pixel rendering, geometry and efficiency in memory storage and bandwidth, as well as a lot of other very technical specs. In short, OpenGL 4.2 makes graphics looks better across multiple platforms and gives developers a consistent set of APIs to work with.

Neil Trevett, vice president of mobile content for Nvidia, said there were … Read more

Khronos aims to ease coding for audio, video hardware

The Khronos Group today released updates to two interfaces designed to make it easier for programmers to tap into the power of computing hardware.

First is OpenSL ES 1.1, an interface for C programmers to use sound hardware on mobile devices. The interface abstracts technologies such as graphic equalizer processing, reverberation or 3D spatial Doppler effects, playback and volume controls, and audio data recording.

The purpose of the interface is to liberate programmers from having to recraft their applications each time a new device arrives with a different, often proprietary interface. Khronos released profiles tailored for phones, music players, … Read more

New OpenGL 4.0 aims to match DirectX 11

Aiming to keep pace with Microsoft and advance the computing frontier, the group behind OpenGL has announced a new version of its interface designed to make advanced graphics easier for programmers to handle.

OpenGL 4.0 adds more support for using a graphics processing unit (GPU) for other computing chores and for tesselation, which subdivides a region on a graphics object into many smaller patches for more detailed imagery. The technology got its start as a graphics library at pioneering Silicon Graphics but has grown into a standard that works on many different computer systems and overseen by the Khronos … Read more

OpenCL: Parallel programmers' new best friend

Apple's Snow Leopard operating system, which hits the streets on Friday, has plenty of new technology--but one of its major new features will soon be available on Microsoft Windows, Linux, and other major platforms.

OpenCL, the Open Computing Language, was originally proposed by Apple to support parallel programming on GPUs. There are other GPU programming languages, such as Nvidia's CUDA (Compute Unified Device Architecture) extensions for C and the Brook stream program language developed at Stanford University and included in Advanced Micro Devices' Stream Computing software development kit, but rather than choosing one of these languages, Apple chose to create a new standardRead more

Mozilla, graphics group seek to build 3D Web

Wish you could play Crysis in your Web browser? Two influential organizations are banding together to try to bring accelerated 3D graphics to the Web, a move that eventually could improve online games and other Web applications.

The Web is gradually becoming a better foundation for applications with splashy, sophisticated interfaces, but 3D graphics on the Web remain primitive. Now, though, Mozilla, the group behind the Firefox browser, and Khronos, the consortium that oversees the widely used OpenGL graphics interface technology, are trying to jointly create a standard for accelerated 3D graphics on the Web.

In response to a Mozilla … Read more

OpenCL goes beyond Apple

On Tuesday, an industry consortium ratified the OpenCL 1.0 specification, a standard that started as an Apple proposal but has gained many supporters, including graphics chip companies Nvidia and Advanced Micro Devices.

OpenCL, or Open Computing Language, is essentially an open industry standard for 3D graphics and computer audio and is meant to extend the capabilities of the graphics processing unit (GPU).

Not surprisingly, graphics chip companies have been quick to pick it up, including Nvidia and AMD's ATI graphics unit, which both made separate announcements Tuesday, along with the broader announcement from The Khronos Group consortium.

OpenCL … Read more

Industry group to evaluate Apple's OpenCL as standard

The PC and mobile-computing industries are getting together to propose a standard for computing on graphics processors, and they are going to start their evaluation with Apple's OpenCL technology.

The Khronos Group, an industry consortium that already administers well-known standards like OpenGL, announced the creation of a Compute Working Group on Monday to develop an industry standard for allowing software developers to tap into the performance offered by graphics processors, or GPUs.

Many familiar names dot the list of founding members, including chip companies such as AMD, Nvidia, and Intel, mobile industry representatives such as ARM, Motorola, Samsung, and … Read more