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Introduction • Linear PerspectivePerspective is a technique for representing three-dimensional space on a flat surface. Many artists around the world have employed various techniques for portraying depth. However, it wasn't until the Renaissance that artists invented a mathematical system to show depth logically and consistently. The system of linear perspective gave artists a powerful new tool for creating realistic art. • Linear perspective is based on the way the human eye sees the world-objects which are closer appear larger, and more distant objects appear smaller. To create this illusion of space, the artist establishes a vanishing point on the horizon line. Objects are drawn using orthogonal lines which lead to the vanishing point(s). In one-point perspective, the forms are seen face on and are drawn to a single vanishing point.
Things to know about 1Point Perspective • Size: objects appear smaller as they get farther away. • Position: objects appear higher on the page as they get farther away. • Overlap: Overlapping objects show which is farther. • Detail: Objects have less detail as they get farther away. • Saturation of color: Close objects are brightest and sharpest. • Objects in the distance appear pale and washed out.
Introduction to Linear Perspective • Horizontal Line: • Is always at eye level. • The horizon line remains at eye level even if you look in another direction • Vanishing Point: • The point to which all lines which are parallel to the viewer recede. • Convergence Lines • Also called Orthagonals • Are lines that converge at the vanishing point • They are lines that are moving away from the viewer.
Seeing One Point Perspective • An average train station • Objects become smaller as they recede. • Notice how the pillars get smaller. • What else gets smaller as it recedes?
Seeing One Point Perspective • Look carefully at the photo for the 3 different types of line: vertical, horizontal and diagonal. • If you focus on the diagonal, you will notice they all radiate out from one single point.
Seeing One Point Perspective • This point is called a Vanishing Point and is symbolized here by a red dot. • A Vanishing Point is the point where receding parallel lines converge. • In this situation, we only have one vanishing point because viewers are perpendicular to the back wall.
Seeing One Point Perspective • In all linear perspective the vanishing point is always on the Horizon Line. • Remember that the Horizon Line is always placed at the viewer’s eye level, not where the viewer is looking.
Seeing One Point Perspective • Without the photograph, we can see how the scene can be drawn so that there is the illusion of depth.