glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor3f( 0.0, 0.0, 0.0 );
- float arrowLength = 0.5;
+ float arrowLength = 1.0;
glBegin(GL_LINES);
// x arrow
// x arrowheads
glVertex3i( lineLength, 0.0, 0.0 );
- glVertex3i( lineLength - arrowLength, 0.0, 0.9 );
+ glVertex3i( lineLength - arrowLength, 0.0, 1.0 );
glVertex3i( lineLength, 0.0, 0.0 );
glVertex3i( lineLength - arrowLength, 0.0, -1.0 );