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-rw-r--r--vcl/README.vars9
1 files changed, 8 insertions, 1 deletions
diff --git a/vcl/README.vars b/vcl/README.vars
index 029ee1ad4842..35ad1ffe353e 100644
--- a/vcl/README.vars
+++ b/vcl/README.vars
@@ -21,9 +21,9 @@ VCL_DEBUG_DISABLE_PDFCOMPRESSION - disable compression in the PDF writer
Gtk+
----
-
VCL_GTK3_PAINTDEBUG - in debug builds, if set to 1 then holding down shift+0 forces a redraw event, shift+1 repaints everything, and
shift+2 dumps cairo frames to pngs as /tmp/frame<n>.png
+GDK_SCALE=2 - for HiDPI scaling (just supports integers)
Bitmap
------
@@ -50,3 +50,10 @@ SAL_DISABLE_SKIA_CACHE=1 - disable caching of complex images
OpenGL,Skia
-----------
SAL_WITHOUT_WIDGET_CACHE - disable LRU caching of native widget textures
+
+Qt
+-----
+QT_SCALE_FACTOR=2 - for HiDPI testing (also supports float)
+SAL_VCL_QT5_NO_FONTCONFIG - ignore fontconfig provided font substitutions
+SAL_VCL_QT5_NO_NATIVE - disable QStyle'd controls
+SAL_VCL_QT5_USE_CAIRO - use cairo for text rendering and fonts (default for kf5, but not qt5)