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| author | Eddie Hung <e.hung@imperial.ac.uk> | 2018-07-25 17:41:23 -0700 |
|---|---|---|
| committer | Eddie Hung <e.hung@imperial.ac.uk> | 2018-07-25 17:41:23 -0700 |
| commit | 7c8c13aba14ee51851506e0c1cfc0c995db21102 (patch) | |
| tree | fc2f58e44bf0f21b76f8ea31485458ddf5c60df6 /gui/fpgaviewwidget.cc | |
| parent | 1fa738bd881f2951465586ae20f81f33743db73f (diff) | |
| parent | 7a8e8999d21205044e707a2765dc444531d69cef (diff) | |
| download | nextpnr-7c8c13aba14ee51851506e0c1cfc0c995db21102.tar.gz nextpnr-7c8c13aba14ee51851506e0c1cfc0c995db21102.tar.bz2 nextpnr-7c8c13aba14ee51851506e0c1cfc0c995db21102.zip | |
Merge remote-tracking branch 'origin/master' into redist_slack
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(); |