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Commit 0b2e7461 by Corentin Wallez
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RendererGL: only support ES3 when GLSL packing builtins are available

BUG=angleproject:1188 Change-Id: I07638c52ef09ffc96d91eec25c32dd905207c49f Reviewed-on: https://chromium-review.googlesource.com/309650 Tryjob-Request: Corentin Wallez <cwallez@chromium.org> Reviewed-by: 's avatarGeoff Lang <geofflang@chromium.org> Reviewed-by: 's avatarJamie Madill <jmadill@chromium.org> Tested-by: 's avatarCorentin Wallez <cwallez@chromium.org>
parent f25855c9
Showing with 11 additions and 0 deletions
src/libANGLE/renderer/gl/renderergl_utils.cpp
...@@ -528,6 +528,17 @@ void GenerateCaps(const FunctionsGL *functions, gl::Caps *caps, gl::TextureCapsM ...@@ -528,6 +528,17 @@ void GenerateCaps(const FunctionsGL *functions, gl::Caps *caps, gl::TextureCapsM
} }
} }
// Can't support ES3 without the GLSL packing builtins. We have a workaround for all
// desktop OpenGL versions starting from 3.3 with the bit packing extension.
if (!functions->isAtLeastGL(gl::Version(4, 2)) &&
!(functions->isAtLeastGL(gl::Version(3, 2)) &&
functions->hasGLExtension("GL_ARB_shader_bit_encoding")) &&
!functions->hasGLExtension("GL_ARB_shading_language_packing") &&
!functions->isAtLeastGLES(gl::Version(3, 0)))
{
LimitVersion(maxSupportedESVersion, gl::Version(2, 0));
}
// Extension support // Extension support
extensions->setTextureExtensionSupport(*textureCapsMap); extensions->setTextureExtensionSupport(*textureCapsMap);
extensions->elementIndexUint = functions->standard == STANDARD_GL_DESKTOP || extensions->elementIndexUint = functions->standard == STANDARD_GL_DESKTOP ||
......
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