A conformant OpenGL ES implementation for Windows, Mac and Linux.
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Jamie Madill 7fea17b972 infra: Add new configs to CQ.
This leaves the old configs in place. We can't remove them
until the CQ bots switch over.

Bug: angleproject:6496
Change-Id: Id9ee70cfd65cd85a7525b42f08d78873f31a7cd8
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3226301
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
2021-10-19 15:54:53 +00:00
android Rename ANGLE APK label to: com.android.angle 2021-06-14 18:00:46 +00:00
build_overrides Add standalone Android build. 2021-04-20 15:24:42 +00:00
doc README.md maintenance 2021-10-13 23:21:56 +00:00
extensions Add shader targeting language to WebGL compat spec. 2021-10-05 15:37:31 +00:00
gni GN: Disable SwiftShader by default with MSVC. 2021-10-15 15:36:14 +00:00
include Revert "Revert "Translator: Remove the SH_VALIDATE flag"" 2021-10-19 01:39:24 +00:00
infra infra: Add new configs to CQ. 2021-10-19 15:54:53 +00:00
samples samples: Improve TorusLighting samples. 2021-09-23 16:52:49 +00:00
scripts Vulkan: Add R8G8B8_UNORM to vk_format_map.json 2021-10-19 01:08:49 +00:00
src Vulkan: Async Queue: Fix signal of external semaphores 2021-10-19 15:53:13 +00:00
third_party Fix and disable MSVC warnings 2021-10-07 06:08:03 +00:00
tools Add simple UBSAN ignorelist. 2021-06-22 14:39:49 +00:00
util Suppress ObjC exceptions in OSXWindow::messageLoop. 2021-10-16 00:10:08 +00:00
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.gitattributes infra: Update bot naming scheme. 2021-10-15 19:46:33 +00:00
.gitignore remove swarming_client 2021-08-25 12:49:35 +00:00
.gn Roll Chromium from 3bcc8fd7c291 to 6c5859c895f5 (510 revisions) 2021-06-09 18:06:11 +00:00
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AUTHORS D3D11: Fix incorrect bounds checking in Blit11 2021-07-07 18:07:14 +00:00
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README.md Update link to old presentation 2021-10-18 17:22:56 +00:00
WATCHLISTS Fix quotes around emails in WATCHLISTS 2020-04-21 16:50:07 +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, 3.0 and 3.1 to Vulkan, desktop OpenGL, OpenGL ES, Direct3D 9, and Direct3D 11. Future plans include ES 3.2, translation to Metal and MacOS, Chrome OS, and Fuchsia support.

Level of OpenGL ES support via backing renderers

Direct3D 9 Direct3D 11 Desktop GL GL ES Vulkan Metal
OpenGL ES 2.0 complete complete complete complete complete complete
OpenGL ES 3.0 complete complete complete complete in progress
OpenGL ES 3.1 incomplete complete complete complete
OpenGL ES 3.2 in progress in progress in progress

Platform support via backing renderers

Direct3D 9 Direct3D 11 Desktop GL GL ES Vulkan Metal
Windows complete complete complete complete complete
Linux complete complete
Mac OS X complete in progress
iOS planned
Chrome OS complete planned
Android complete complete
GGP (Stadia) complete
Fuchsia complete

ANGLE v1.0.772 was certified compliant by passing the OpenGL ES 2.0.3 conformance tests in October 2011.

ANGLE has received the following certifications with the Vulkan backend:

  • OpenGL ES 2.0: ANGLE 2.1.0.d46e2fb1e341 (Nov, 2019)
  • OpenGL ES 3.0: ANGLE 2.1.0.f18ff947360d (Feb, 2020)
  • OpenGL ES 3.1: ANGLE 2.1.0.f5dace0f1e57 (Jul, 2020)

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, Vulkan 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