A conformant OpenGL ES implementation for Windows, Mac and Linux.
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Jamie Madill 9e438eeb76 Update presubmit checks.
- clarifies error for run_code_generation hashes.
- makes missing format or bug tag an error.
- check for spaces in bug tags.

Bug: angleproject:3659
Change-Id: I069e60d8acdf070961bdf342acf976ddd1138b1b
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1689019
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
2019-07-05 14:48:22 +00:00
android Re-land "Cleanup angle_libs_suffix in BUILD.gn." 2019-06-28 17:47:11 +00:00
build_overrides Allow overwriting angle_root in non-Chromium GN configurations 2019-06-19 00:48:07 +00:00
doc Add GLES 3.1 dEQP test results to ANGLE docs 2019-07-04 15:56:06 +00:00
extensions Clean up workarounds/features to single location. 2019-06-17 19:44:51 +00:00
gni Re-land "Cleanup angle_libs_suffix in BUILD.gn." 2019-06-28 17:47:11 +00:00
include texture3D: Compiler changes for sampler3D 2019-07-03 17:01:31 +00:00
infra Switch ANGLE Win and Linux try bots to builderless. 2019-06-20 23:17:48 +00:00
samples ANGLE tests loading wrong opengl32.dll 2019-07-04 20:40:21 +00:00
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third_party Vulkan: roll Vulkan repos to v1.1.102 2019-03-28 04:47:51 +00:00
tools/glslang Update glslang_validator binary for Windows. 2019-06-14 16:13:16 +00:00
util texture3D: Codegen changes towards OES_texture_3D 2019-07-01 14:15:07 +00:00
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README.md

ANGLE - Almost Native Graphics Layer Engine

The goal of ANGLE is to allow users of multiple operating systems to seamlessly run WebGL and other OpenGL ES content by translating OpenGL ES API calls to one of the hardware-supported APIs available for that platform. ANGLE currently provides translation from OpenGL ES 2.0 and 3.0 to desktop OpenGL, OpenGL ES, Direct3D 9, and Direct3D 11. Support for translation from OpenGL ES to Vulkan is underway, and future plans include compute shader support (ES 3.1) and MacOS support.

Level of OpenGL ES support via backing renderers

Direct3D 9 Direct3D 11 Desktop GL GL ES Vulkan
OpenGL ES 2.0 complete complete complete complete complete
OpenGL ES 3.0 complete complete complete in progress
OpenGL ES 3.1 in progress complete complete not started
OpenGL ES 3.2 planned planned planned

Platform support via backing renderers

Direct3D 9 Direct3D 11 Desktop GL GL ES Vulkan
Windows complete complete complete complete complete
Linux complete complete
Mac OS X complete
Chrome OS complete planned
Android complete complete
Fuchsia in progress

ANGLE v1.0.772 was certified compliant by passing the ES 2.0.3 conformance tests in October 2011. ANGLE also provides an implementation of the EGL 1.4 specification.

ANGLE is used as the default WebGL backend for both Google Chrome and Mozilla Firefox on Windows platforms. Chrome uses ANGLE for all graphics rendering on Windows, including the accelerated Canvas2D implementation and the Native Client sandbox environment.

Portions of the ANGLE shader compiler are used as a shader validator and translator by WebGL implementations across multiple platforms. It is used on Mac OS X, Linux, and in mobile variants of the browsers. Having one shader validator helps to ensure that a consistent set of GLSL ES shaders are accepted across browsers and platforms. The shader translator can be used to translate shaders to other shading languages, and to optionally apply shader modifications to work around bugs or quirks in the native graphics drivers. The translator targets Desktop GLSL, Direct3D HLSL, and even ESSL for native GLES2 platforms.

Sources

ANGLE repository is hosted by Chromium project and can be browsed online or cloned with

git clone https://chromium.googlesource.com/angle/angle

Building

View the Dev setup instructions.

Contributing