From: rnv <rnv@opencascade.com>
Date: Fri, 2 Apr 2021 02:28:59 +0000 (+0300)
Subject: [CEA 24030] ParaView 5.9: fixing a problem with Viewer background transparency
X-Git-Tag: V9_7_0a1~9
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=3ce01d3e5dd94a96f249fd81c6b37717b702d37d;p=modules%2Fgui.git

[CEA 24030] ParaView 5.9: fixing a problem with Viewer background transparency
---

diff --git a/src/VTKViewer/VTKViewer_OpenGLRenderer.cxx b/src/VTKViewer/VTKViewer_OpenGLRenderer.cxx
index f0af96f50..d6eb0e78a 100644
--- a/src/VTKViewer/VTKViewer_OpenGLRenderer.cxx
+++ b/src/VTKViewer/VTKViewer_OpenGLRenderer.cxx
@@ -112,7 +112,7 @@ void VTKViewer_OpenGLRenderer::Clear(void)
     glClearColor( static_cast<GLclampf>(this->Background[0]),
                   static_cast<GLclampf>(this->Background[1]),
                   static_cast<GLclampf>(this->Background[2]),
-                  static_cast<GLclampf>(0.0));
+                  static_cast<GLclampf>(1.0));
     clear_mask |= GL_COLOR_BUFFER_BIT;
   }