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Revert "Turn on WGSL support by default in Dawn" 

This reverts commit e1d976ed91.

Reason for revert: crbug.com/tint/123

Original change's description:
> Turn on WGSL support by default in Dawn
> 
> Tint is available in Chromium now, so we can turn this on. For situations were
> WGSL support is not needed it can still be turned off via args.gn.
> 
> Roll third_party/tint/ 16890b9ce..13904a612 (15 commits)
> 
> https://dawn.googlesource.com/tint/+log/16890b9ce8b7..5f43fedcd
> 
> $ git log 16890b9ce..5f43fedcd --date=short --no-merges --format='%ad %ae %s'
> 2020-07-16 rharrison Clean up how deps are defined in BUILD.gn
> 2020-07-16 dsinclair Remove refs.cfg.
> 2020-07-16 dsinclair Fixup group list name
> 2020-07-16 dsinclair [msl-writer] Emitting of program constants.
> 2020-07-16 dsinclair [msl-writer] Fixup matrix and array constructors.
> 2020-07-16 dsinclair Differentiate size and stride in array type name.
> 2020-07-16 dneto [spirv-reader] Support duplicate type definitions
> 2020-07-15 dsinclair [msl-writer] Add struct offset support.
> 2020-07-15 dsinclair [msl-writer] Add builtin support
> 2020-07-15 dsinclair Add helpers for referenced variables.
> 2020-07-15 dsinclair [msl-writer] Refactor some entry point variable code.
> 2020-07-15 dsinclair [msl-writer] Generate entry point functions.
> 2020-07-14 dsinclair [msl-writer] Handle emitting user function calls.
> 2020-07-14 dsinclair Inherit refererenced globals up the call stack.
> 2020-07-14 dsinclair [msl-writer] Generate input/output structs
> 
> Created with:
>   roll-dep third_party/tint
> 
> Change-Id: Ia437e8dc309b06a64ddd4d91ec3af1499af13553
> Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/24920
> Commit-Queue: Ryan Harrison <rharrison@chromium.org>
> Reviewed-by: dan sinclair <dsinclair@chromium.org>
> Reviewed-by: Ryan Harrison <rharrison@chromium.org>

TBR=cwallez@chromium.org,kainino@chromium.org,enga@chromium.org,dneto@google.com,rharrison@chromium.org,dsinclair@chromium.org

Change-Id: I21513d5b5d461eccd42aa650fa4b46e85daf642f
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/25480
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
This commit is contained in:
Corentin Wallez 2020-07-22 14:34:49 +00:00 committed by Commit Bot service account
parent e1d976ed91
commit 8bd3bcf434
2 changed files with 4 additions and 3 deletions
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2
DEPS
View File

@ -91,7 +91,7 @@ deps = {
# WGSL support
'third_party/tint': {
'url': '{dawn_git}/tint@747e80a9b3695f6f694536a2bfde146f474873c3',
'url': '{dawn_git}/tint@18c85f52e482845079a26a22c9dfc633bf7a11a7',
'condition': 'dawn_standalone',
},

5
scripts/dawn_features.gni
View File

@ -69,8 +69,9 @@ declare_args() {
# Whether Dawn should enable X11 support.
dawn_use_x11 = is_linux && !is_chromeos
# Enable support WGSL for shaders.
dawn_enable_wgsl = true
# Enable support WGSL for shaders. Currently this is
# experimental, and requires dawn_tint_dir to be set.
dawn_enable_wgsl = false
}
# GN does not allow reading a variable defined in the same declare_args().