Added experimental feature. Disabled by default

2 files changed, 8 insertions, 1 deletions

diff --git a/.SRCINFO b/.SRCINFO
index 3524b6dd2ec7..a536cfaa1d8f 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,5 +1,5 @@
 # Generated by mksrcinfo v8
-# Tue Jan 10 03:00:43 UTC 2017
+# Wed Jan 11 18:39:58 UTC 2017
 pkgbase = cocos2d-x-src
 	pkgdesc = Cocos2D-X is a game engine that supports multiple platforms such as iOS, Android, WinXP/7/8, WP8, BlackBerry, MeeGo, Marmelade, WebOS, Mac OS X
 	pkgver = 3.14
diff --git a/PKGBUILD b/PKGBUILD
index f80856248d15..31c8a2af299f 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -180,6 +180,13 @@ package() {
 	patch -s "$srcdir"/$_appname-$pkgver/cocos/renderer/ccShader_Position_uColor.vert ccShader_Position_uColor.vert.patch 
 	patch -s "$srcdir"/$_appname-$pkgver/cocos/renderer/ccShader_UI_Gray.frag ccShader_UI_Gray.frag.patch
 
+	# (EXPERIMENTAL) Enable high variable precision globaly in the shaders:
+	# This can get rid of positioning and rendering artifacts but might affect performance on devices with a slow GPU.
+	# See: https://github.com/cocos2d/cocos2d-x/issues/17046 and https://github.com/cocos2d/cocos2d-x/issues/17099
+	# Until a proper patch gets developed, a simple 'sed' can set every variable from a medium precision (mediump) one to a high precision (highp) variable
+	# Use at your own risk
+	#sed -i 's/mediump/highp/g' "$srcdir"/$_appname-$pkgver/cocos/renderer/*
+
 	# Necessary libfmod symbolic link
 	mkdir -p "$pkgdir/usr/lib"
 	if [[ $CARCH == "x86_64" ]]; then