tdf#96690 - don't copy tiny non-rendered-to virtual devices.

Change-Id: Ic9d90bb7f652599b5a6ce303aa026b7e4e255324

tdf#96690 - don't copy tiny non-rendered-to virtual devices.
Change-Id: Ic9d90bb7f652599b5a6ce303aa026b7e4e255324
27953088 · Michael Meeks · afb5bd25 · 27953088
Kaydet (Commit) 27953088 authored Ara 23, 2015 tarafından Michael Meeks
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gdiimpl.cxx vcl/opengl/gdiimpl.cxx +7 -0

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--- a/vcl/opengl/gdiimpl.cxx
+++ b/vcl/opengl/gdiimpl.cxx
@@ -1649,6 +1649,13 @@ void OpenGLSalGraphicsImpl::DoCopyBits( const SalTwoRect& rPosAry, OpenGLSalGrap
 {
    VCL_GL_INFO( "::copyBits" );

+    if( !rImpl.maOffscreenTex )
+    {
+        VCL_GL_INFO( "::copyBits - skipping copy of un-initialized framebuffer contents of size "
+                     << rImpl.GetWidth() << "x" << rImpl.GetHeight() );
+        return;
+    }
+
    if( &rImpl == this &&
        (rPosAry.mnSrcWidth == rPosAry.mnDestWidth) &&
        (rPosAry.mnSrcHeight == rPosAry.mnDestHeight))