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Fix for zero length case

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Miodrag Milanovic 2018-07-25 09:37:22 +02:00
parent 5e58a329e6
commit 6b8b067b1a
1 changed files with 2 additions and 0 deletions
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2
gui/fpgaviewwidget.cc
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@ -198,6 +198,8 @@ bool LineShader::compile(void)
void LineShader::draw(const LineShaderData &line, const QColor &color, float thickness, const QMatrix4x4 &projection) void LineShader::draw(const LineShaderData &line, const QColor &color, float thickness, const QMatrix4x4 &projection)
{ {
auto gl = QOpenGLContext::currentContext()->functions(); auto gl = QOpenGLContext::currentContext()->functions();
if (line.vertices.size() == 0)
return;
vao_.bind(); vao_.bind();
program_->bind(); program_->bind();