From 071162fa724a31e9d0e8cc8f7997714ad73c47b5 Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Fri, 26 Feb 2021 22:20:35 +0300
Subject: [PATCH] 0032179: Visualization - OpenGl viewer clears QML controls
 content during redraw on touchscreen device

---
 src/OpenGl/OpenGl_View_Redraw.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/OpenGl/OpenGl_View_Redraw.cxx b/src/OpenGl/OpenGl_View_Redraw.cxx
index 7fd8d7eb19..c4acc8f426 100644
--- a/src/OpenGl/OpenGl_View_Redraw.cxx
+++ b/src/OpenGl/OpenGl_View_Redraw.cxx
@@ -1500,7 +1500,7 @@ bool OpenGl_View::blitBuffers (OpenGl_FrameBuffer*    theReadFbo,
 #else
   aCtx->core20fwd->glClearDepthf (1.0f);
 #endif
-  aCtx->core20fwd->glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+  aCtx->core20fwd->glClear (GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
 
   const bool toApplyGamma = aCtx->ToRenderSRGB() != aCtx->IsFrameBufferSRGB();
   if (aCtx->arbFBOBlit != NULL
-- 
2.39.5