Function is_red

tests/SphericalEffect.cpp:55–55

Loose classifiers for our colored guide lines

// Loose classifiers for our colored guide lines
static bool is_red(QColor c)    { return c.red()   >= 200 && c.green() <= 60 && c.blue() <= 60; }
static bool is_yellow(QColor c) { return c.red()   >= 200 && c.green() >= 170 && c.blue() <= 60; }

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