Lena looked again. "Wait. How did you—"
His colleague, Lena, a landscape architect who used expensive commercial software, glanced over. "Still fighting with the free thing? Just buy the real CAD." librecad ortho mode
Marco didn't answer. He clicked away from the drawing and opened LibreCAD's modification toolbar. There it was, nestled between the snap tools and the grid settings. A simple button. Most users ignored it. Most users suffered. Lena looked again
Marco had been staring at the screen for three hours. The deadline for the community garden shed plans was 5 PM, and his carefully laid-out foundation was refusing to cooperate. "Still fighting with the free thing
Marco leaned back. The shed was now a monument of orthogonal precision. The windows aligned. The door frame sat square. The roof pitch would shed rain without a single diagonal drip.
Every time he tried to draw the western wall—a straight line exactly 15 feet horizontal from the corner—his hand betrayed him. The line would start true, then at the last millimeter, his mouse would twitch. The line would go diagonal. Just a hair. Just enough to make the entire structure look like a parallelogram designed by a drunk beaver.
He zoomed in. The endpoint was off by 0.03 degrees. Unacceptable. A real shed with real lumber would not forgive 0.03 degrees.