gcode预览测试

refer/test_linewidth.py

@@ -0,0 +1,13 @@
+import sys
+from PyQt6.QtWidgets import QApplication
+from PyQt6.QtOpenGLWidgets import QOpenGLWidget
+class W(QOpenGLWidget):
+    def initializeGL(self):
+        import OpenGL.GL as gl
+        bounds = gl.glGetFloatv(gl.GL_ALIASED_LINE_WIDTH_RANGE)
+        print("Line width range:", bounds)
+        sys.exit(0)
+app = QApplication([])
+w = W()
+w.show()
+app.exec()