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| author | Eddie Hung <e.hung@imperial.ac.uk> | 2018-07-25 17:51:47 -0700 |
|---|---|---|
| committer | Eddie Hung <e.hung@imperial.ac.uk> | 2018-07-25 17:51:47 -0700 |
| commit | e6015dc695dbd29717bd01694726da5dd1033e27 (patch) | |
| tree | 9e195dbc0ea29b436b1c8d059ae897ec01ef849b /gui/fpgaviewwidget.cc | |
| parent | 879f0d7c574147cabd82a4db013622c65674e528 (diff) | |
| parent | 7a8e8999d21205044e707a2765dc444531d69cef (diff) | |
| download | nextpnr-e6015dc695dbd29717bd01694726da5dd1033e27.tar.gz nextpnr-e6015dc695dbd29717bd01694726da5dd1033e27.tar.bz2 nextpnr-e6015dc695dbd29717bd01694726da5dd1033e27.zip | |
Merge remote-tracking branch 'origin/master' into eddieh/idstring_speedup
Diffstat (limited to 'gui/fpgaviewwidget.cc')
| -rw-r--r-- | gui/fpgaviewwidget.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gui/fpgaviewwidget.cc b/gui/fpgaviewwidget.cc index 7ccb3445..15f37ce0 100644 --- a/gui/fpgaviewwidget.cc +++ b/gui/fpgaviewwidget.cc @@ -198,6 +198,8 @@ bool LineShader::compile(void) void LineShader::draw(const LineShaderData &line, const QColor &color, float thickness, const QMatrix4x4 &projection) { auto gl = QOpenGLContext::currentContext()->functions(); + if (line.vertices.size() == 0) + return; vao_.bind(); program_->bind(); |