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From 4903971e1e4b58f03b0f636a1ab494bfbc5d76d4 Mon Sep 17 00:00:00 2001
From: Michal Klocek <michal.klocek@theqtcompany.com>
Date: Mon, 7 Dec 2015 15:48:32 +0200
Subject: [PATCH] Fix slow video with webengine on nitrogen6x
Disable texture_rg on nitrogen6x. Yocto
image 1.8 has driver which reports opengl es 3.0
support, however texture_rg does not
work properly.
---
src/3rdparty/chromium/gpu/command_buffer/service/feature_info.cc | 18 ------------------
1 file changed, 18 deletions(-)
diff --git a/src/3rdparty/chromium/gpu/command_buffer/service/feature_info.cc b/src/3rdparty/chromium/gpu/command_buffer/service/feature_info.cc
index 0ce9980..8963d11 100644
--- a/src/3rdparty/chromium/gpu/command_buffer/service/feature_info.cc
+++ b/src/3rdparty/chromium/gpu/command_buffer/service/feature_info.cc
@@ -1014,24 +1014,6 @@ void FeatureInfo::InitializeFeatures() {
}
}
- if ((gl_version_info_->is_es3 || gl_version_info_->is_desktop_core_profile ||
- extensions.Contains("GL_EXT_texture_rg") ||
- extensions.Contains("GL_ARB_texture_rg")) &&
- IsGL_REDSupportedOnFBOs()) {
- feature_flags_.ext_texture_rg = true;
- AddExtensionString("GL_EXT_texture_rg");
-
- validators_.texture_format.AddValue(GL_RED_EXT);
- validators_.texture_format.AddValue(GL_RG_EXT);
- validators_.texture_internal_format.AddValue(GL_RED_EXT);
- validators_.texture_internal_format.AddValue(GL_R8_EXT);
- validators_.texture_internal_format.AddValue(GL_RG_EXT);
- validators_.texture_internal_format.AddValue(GL_RG8_EXT);
- validators_.read_pixel_format.AddValue(GL_RED_EXT);
- validators_.read_pixel_format.AddValue(GL_RG_EXT);
- validators_.render_buffer_format.AddValue(GL_R8_EXT);
- validators_.render_buffer_format.AddValue(GL_RG8_EXT);
- }
UMA_HISTOGRAM_BOOLEAN("GPU.TextureRG", feature_flags_.ext_texture_rg);
#if !defined(OS_MACOSX)
--
1.9.1
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