From: nds <nds@opencascade.com>
Date: Fri, 26 Feb 2021 19:20:35 +0000 (+0300)
Subject: 0032179: Visualization - OpenGl viewer clears QML controls content during redraw... 
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=071162fa724a31e9d0e8cc8f7997714ad73c47b5;p=occt-copy.git

0032179: Visualization - OpenGl viewer clears QML controls content during redraw on touchscreen device
---

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