Perspective (graphical)

نوشته شده در موضوع خرید پرسپکتیو در ۰۹ آذر ۱۳۹۳

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Graphical projection

Perspective (from Latin: perspicere to see through) in a distinguished humanities is an estimate representation, on a prosaic aspect (such as paper), of an design as it is seen by a eye. The dual many evil facilities of viewpoint are that objects are smaller as their stretch from a spectator increases; that they are foreshortened, ie that a stretch of an object’s magnitude along a line of steer are comparatively shorter than magnitude across a line of sight.


Linear viewpoint always works by representing a light that passes from a entertainment by an hypothetical rectangle (the painting), to a viewer’s eye. It is matching to a spectator looking by a window and portrayal what is seen directly onto a windowpane. If beheld from a same symbol as a windowpane was painted, a embellished design would be matching to what was seen by a unpainted window. Each embellished intent in a entertainment is a flat, scaled down chronicle of a intent on a other side of a window.[1] Because any apportionment of a embellished intent lies on a loyal line from a viewer’s eye to a homogeneous apportionment of a genuine intent it represents, a spectator can't know (sans abyss perception) any disproportion between a embellished entertainment on a windowpane and a viewpoint of a genuine scene. All viewpoint drawings assume a spectator is a certain stretch divided from a drawing. Objects are scaled relations to that viewer. Additionally, an intent is mostly not scaled evenly: a round mostly appears as an ellipse and a block can seem as a trapezoid. This exaggeration is referred to as foreshortening.

Perspective drawings have a environment line, that is mostly implied. This line, directly conflicting a viewer’s eye, represents objects forever apart away. They have shrunk, in a distance, to a microscopic density of a line. It is homogeneous to (and named after) a Earth’s horizon.

Any viewpoint portrayal of a entertainment that includes together lines has one or some-more declining points in a viewpoint drawing. A one-point viewpoint sketch means that a sketch has a singular declining point, customarily (though not necessarily) directly conflicting a viewer’s eye and customarily (though not necessarily) on a environment line. All lines together with a viewer’s line of steer incline to a environment towards this declining point. This is a customary “receding tyrannise tracks” phenomenon. A two-point sketch would have lines together to dual conflicting angles. Any array of declining points are probable in a drawing, one for any set of together lines that are during an angle relations to a craft of a drawing.

Perspectives consisting of many together lines are distinguished many mostly when sketch design (architecture frequently uses lines together to a x, y, and z axes). Because it is singular to have a entertainment consisting customarily of lines together to a 3 Cartesian axes (x, y, and z), it is singular to see perspectives in use with customarily one, two, or 3 declining points; even a elementary residence frequently has a appearance roof that formula in a smallest of 6 sets of together lines, in spin analogous to adult to 6 declining points.

In contrast, healthy scenes mostly do not have any sets of together lines and so no declining points.


The examples and viewpoint in this territory may not paint a worldwide viewpoint of a subject. Please urge this essay and plead a emanate on a speak page. (March 2013)

Early history[edit]

The beginning art paintings and drawings typically sized many objects and characters hierarchically according to their devout or thematic importance, not their stretch from a viewer, and did not use foreshortening. The many critical total are mostly shown as a tip in a composition, also from hieratic motives, heading to a “vertical perspective”, common in a art of Ancient Egypt, where a organisation of “nearer” total are shown next a incomparable figure or figures. The customarily routine to prove a relations position of elements in a multiple was by overlapping, of that many use is done in works like a Parthenon Marbles.

Systematic attempts to develop a complement of viewpoint are customarily deliberate to have begun around a fifth century BC. in a art of Ancient Greece, as partial of a building seductiveness in illusionism associated to melodramatic viewpoint and minute within Aristotle’s Poetics as ‘skenographia’: Using prosaic panels on a entertainment to give a apparition of depth.[2] The philosophers Anaxagoras and Democritus worked out geometric theories of viewpoint for use with skenographia. Alcibiades had paintings in his residence designed shaped on skenographia, so this art was not cramped merely to a stage. Euclid’s Optics introduced a mathematical speculation of perspective; however, there is some plead over a border to that Euclid’s viewpoint coincides with a complicated mathematical clarification of perspective.

By a after durations of antiquity, artists, generally those in reduction renouned traditions, were good wakeful that apart objects could be shown smaller than those tighten during palm for increasing illusionism, yet possibly this gathering was indeed used in a work depended on many factors. Some of a paintings found in a hull of Pompeii uncover a conspicuous realism and viewpoint for their time;[3] it has been claimed that extensive systems of viewpoint were developed in antiquity, yet many scholars do not accept this. Hardly any of a many works where such a complement would have been used have survived. A thoroughfare in Philostratus suggests that exemplary artists and theorists suspicion in terms of “circles” during equal stretch from a viewer, like a exemplary semi-circular entertainment seen from a stage.[4] The roof beams in bedrooms in a Vatican Virgil, from about 400 AD, are shown converging, some-more or less, on a common declining point, yet this is not evenly associated to a rest of a composition.[5] In a Late Antique duration use of viewpoint techniques declined. The art of a new cultures of a Migration Period had no tradition of attempting compositions of vast numbers of total and Early Medieval art was delayed and unsuitable in relearning a gathering from exemplary models, yet a routine can be seen underway in Carolingian art.

European Medieval artists were wakeful of a ubiquitous component of varying a relations stretch of elements according to distance, yet even some-more than exemplary art was ideally prepared to overrule it for other reasons. Buildings were mostly shown obliquely according to a sold convention. The use and sophistication of attempts to communicate stretch increasing customarily during a period, yet yet a basement in a systematic theory. Byzantine art was also wakeful of these principles, yet also had a retreat viewpoint gathering for a environment of principal figures.

Giotto attempted drawings in viewpoint regulating an algebraic routine to establish a chain of apart lines. One of Giotto’s initial uses of his algebraic routine of viewpoint was Jesus Before Caiaphas. Although a design does not heed to a modern, geometrical routine of perspective, it does give a substantial apparition of depth, and was a vast step brazen in Western art.[citation needed]

With a disproportion of dice,[6]heraldry typically ignores viewpoint in a diagnosis of charges, yet infrequently in after centuries charges are specified as in perspective.

Renaissance : Mathematical basis[edit]

This territory may enclose inapt or misinterpreted citations that do not determine a text. Please assistance urge this essay by checking for inaccuracies. (help, talk, get involved!) (September 2010)

By a 14th century, Alhazen’s Book of Optics was accessible in Italian translation, entitled Deli Aspecti. The Renaissance artist Lorenzo Ghiberti relied heavily on this work, quoting it “verbatim and during length” while framing his comment of art and a cultured imperatives in a “Commentario terzo.” Alhazen’s work was so “central to a growth of Ghiberti’s suspicion about art and visible aesthetics” and “may good have been executive to a growth of fake viewpoint in early Renaissance Italian painting.”[7][8][citation needed]

External video

Linear Perspective: Brunelleschi’s Experiment, Smarthistory[9]
How One-Point Linear Perspective Works, Smarthistory[10]
Empire of a Eye: The Magic of Illusion: The Trinity-Masaccio, Part 2, National Gallery of Art[11]

In about 1413 a contemporary of Ghiberti, Filippo Brunelleschi, demonstrated a geometrical routine of perspective, used currently by artists, by portrayal a outlines of several Florentine buildings onto a mirror. When a building’s outline was continued, he beheld that all of a lines converged on a environment line. According to Vasari, he afterwards set adult a proof of his portrayal of a Baptistery in a deficient pathway of a Duomo. He had a spectator demeanour by a tiny hole on a behind of a painting, confronting a Baptistery. He would afterwards set adult a mirror, confronting a viewer, that reflected his painting. To a viewer, a portrayal of a Baptistery and a Baptistery itself were scarcely indistinguishable.[citation needed]

Soon after, scarcely any artist in Florence and in Italy used geometrical viewpoint in their paintings,[12] particularly Masolino da Panicale and Donatello. Donatello started sculpting elaborate checkerboard floors into a elementary manger portrayed in a birth of Christ. Although frequency historically accurate, these checkerboard floors obeyed a primary laws of geometrical perspective: a lines converged approximately to a declining point, and a rate during that a craft lines receded into a stretch was graphically determined. This became an constituent partial of Quattrocento art. Melozzo da Forlì initial used a technique of ceiling foreshortening (in Rome, Loreto, Forlì and others), and was distinguished for that. Not customarily was viewpoint a approach of display depth, it was also a new routine of component a painting. Paintings began to uncover a single, one scene, rather than a multiple of several.

As shown by a discerning proliferation of accurate viewpoint paintings in Florence, Brunelleschi expected accepted (with assistance from his crony a mathematician Toscanelli),[13] yet did not publish, a arithmetic behind perspective. Decades later, his crony Leon Battista Alberti wrote De pictura (1435/1436), a dissertation on scold methods of display stretch in painting. Alberti’s primary breakthrough was not to uncover a arithmetic in terms of conical projections, as it indeed appears to a eye. Instead, he formulated a speculation shaped on planar projections, or how a rays of light, flitting from a viewer’s eye to a landscape, would strike a design craft (the painting). He was afterwards means to calculate a apparent tallness of a apart intent regulating dual matching triangles. The arithmetic behind matching triangles is comparatively simple, carrying been prolonged ago formulated by Euclid. In observation a wall, for instance, a initial triangle has a zenith during a user’s eye, and vertices during a tip and bottom of a wall. The bottom of this triangle is a stretch from a spectator to a wall. The second, matching triangle, has a prove during a viewer’s eye, and has a length equal to a viewer’s eye from a painting. The tallness of a second triangle can afterwards be dynamic by a elementary ratio, as proven by Euclid. Alberti was also lerned in a scholarship of optics by a propagandize of Padua and underneath a change of Biagio Pelacani da Parma who complicated Alhazen’s Optics (see what was remarkable above in this courtesy with honour to Ghiberti).

Piero della Francesca elaborated on Della Pittura in his De Prospectiva Pingendi in a 1470s. Alberti had singular himself to total on a belligerent craft and giving an altogether basement for perspective. Della Francesca fleshed it out, categorically covering solids in any area of a design plane. Della Francesca also started a now common use of regulating illustrated total to explain a mathematical concepts, creation his dissertation easier to know than Alberti’s. Della Francesca was also a initial to accurately pull a Platonic solids as they would seem in perspective.

Perspective remained, for a while, a domain of Florence. Jan outpost Eyck, among others, was incompetent to emanate a unchanging structure for a concentration lines in paintings, as in London’s The Arnolfini Portrait, given he was unknowingly of a fanciful breakthrough customarily afterwards occurring in Italy. However he achieved really pointed effects by manipulations of scale in his interiors. Gradually, and partly by a transformation of academies of a arts, a Italian techniques became partial of a training of artists conflicting Europe, and after other collection of a world.

The perfection of these Renaissance traditions finds a ultimate singularity in a investigate of a architect, geometer, and optician Girard Desargues on perspective, optics and projective geometry.

Present : Computer graphics[edit]

۳-D mechanism games and ray-tracers mostly use a mutated chronicle of perspective. Like a painter, a mechanism module is generally not endangered with any ray of light that is in a scene. Instead, a module simulates rays of light roving retrograde from a guard (one for any pixel), and checks to see what it hits. In this way, a module does not have to discriminate a trajectories of millions of rays of light that pass from a light source, strike an object, and skip a viewer.[dubious ]

CAD software, and some mechanism games (especially games regulating 3-D polygons) use linear algebra, and in sold pattern multiplication, to emanate a clarity of perspective. The entertainment is a set of points, and these points are projected to a craft (computer screen)[dubious ] in front of a viewpoint prove (the viewer’s eye). The problem of viewpoint is simply anticipating a analogous coordinates on a craft analogous to a points in a scene. By a theories of linear algebra, a pattern computation directly computes a preferred coordinates, so bypassing any detailed geometry theorems used in viewpoint drawing.[dubious ].

Types of perspective[edit]

Of a many forms of viewpoint drawings, a many common categorizations of fake viewpoint are one-, two- and three-point. The names of these categories impute to a array of declining points in a viewpoint drawing.

One-point perspective[edit]

A sketch has one-point viewpoint when it contains customarily one declining prove on a environment line. This form of viewpoint is typically used for images of roads, railway tracks, hallways, or buildings beheld so that a front is directly confronting a viewer. Any objects that are done adult of lines possibly directly together with a viewer’s line of steer or directly perpendicular (the tyrannise slats) can be represented with one-point perspective. These together lines join during a declining point.

One-point viewpoint exists when a portrayal design (also famous as a design plane) is together to dual axes of a craft (or Cartesian) entertainment – a entertainment that is stoical wholly of linear elements that join customarily during right angles. If one pivot is together with a design plane, afterwards all elements are possibly together to a portrayal design (either horizontally or vertically) or perpendicular to it. All elements that are together to a portrayal design are drawn as together lines. All elements that are perpendicular to a portrayal design join during a singular prove (a declining point) on a horizon.

Two-point perspective[edit]

A sketch has two-point viewpoint when it contains dual declining points on a environment line. In an illustration, these declining points can be placed arbitrarily along a horizon. Two-point viewpoint can be used to pull a same objects as one-point perspective, rotated: looking during a dilemma of a house, or looking during dual split roads cringe into a distance, for example. One prove represents one set of together lines, a other prove represents a other. Looking during a residence from a corner, one wall would incline towards one declining point, a other wall would incline towards a conflicting declining point.

Two-point viewpoint exists when a portrayal design is together to a Cartesian entertainment in one pivot (usually a z-axis) yet not to a other dual axes. If a entertainment being beheld consists customarily of a cylinder sitting on a craft plane, no disproportion exists in a design of a cylinder between a one-point and two-point perspective.

Two-point viewpoint has one set of lines together to a design craft and dual sets ambiguous to it. Parallel lines ambiguous to a design craft join to a declining point,which means that this set-up will need dual declining points.

Three-point perspective[edit]

Three-point viewpoint is customarily used for buildings seen from above (or below). In further to a dual declining points from before, one for any wall, there is now one for how those walls incline into a ground. This third declining prove will be next a ground. Looking adult during a high building is another common instance of a third declining point. This time a third declining prove is high in space.

Three-point viewpoint exists when a viewpoint is a viewpoint of a Cartesian entertainment where a design craft is not together to any of a scene’s 3 axes. Each of a 3 declining points corresponds with one of a 3 axes of a scene. One-point, two-point, and three-point perspectives seem to consolidate conflicting forms of distributed perspective. The methods compulsory to beget these perspectives by palm are different. Mathematically, however, all 3 are identical: The disproportion is simply in a relations course of a craft entertainment to a viewer.

Four-point perspective[edit]

Four-point perspective, also called infinite-point perspective, is a curvilinear several of two-point perspective. As a outcome when done into an gigantic prove chronicle (i.e. when a volume of declining points exceeds a smallest volume required), a 4 prove viewpoint design becomes a scenery that can go to a 360 grade viewpoint and over – when going over a 360 grade viewpoint a artist competence etch an “impossible” room as a artist competence etch something new when it’s ostensible to uncover partial of what already exists within those 360 degrees. This elongated support can be used both horizontally and plumb and when used plumb can be described as an design that depicts both a worm’s- and bird’s-eye viewpoint of a entertainment during a same time.

Like all other foreshortened variants of viewpoint (respectively one- to six-point perspective), it starts off with a environment line, followed by 4 equally spaced declining points to delineate 4 true lines.

The declining points done to emanate a curvilinear orthogonals are so done ad hoc on a 4 true lines placed on a conflicting side of a environment line. The customarily dimension not foreshortened in this form of viewpoint is a craft and together lines perpendicular to a environment line – matching to a true lines used in two-point perspective.

Zero-point perspective[edit]

Because declining points exist customarily when together lines are benefaction in a scene, a viewpoint with no declining points (“zero-point” perspective) occurs if a spectator is watching a non-linear scene. [14] The many common instance of a nonlinear entertainment is a healthy entertainment (e.g., a towering range) that frequently does not enclose any together lines. A viewpoint yet declining points can still emanate a clarity of depth.

Other varieties of linear perspective[edit]

One-point, two-point, and three-point viewpoint are contingent on a structure of a entertainment being viewed. These customarily exist for despotic Cartesian (rectilinear) scenes. By inserting into a Cartesian entertainment a set of together lines that are not together to any of a 3 axes of a scene, a new graphic declining prove is created. Therefore, it is probable to have an infinite-point viewpoint if a entertainment being beheld is not a Cartesian entertainment yet instead consists of gigantic pairs of together lines, where any span is not together to any other pair. Zero prove viewpoint viewpoint is also famous as betterment of any object


Foreshortening is a visible outcome or visible apparition that causes an intent or stretch to seem shorter than it indeed is given it is pointed toward a viewer. Additionally, an intent is mostly not scaled evenly: a round mostly appears as an ellipse and a block can seem as a trapezoid.

Although foreshortening is an critical component in art where visible viewpoint is being depicted, foreshortening occurs in other forms of two-dimensional representations of three-dimensional scenes. Some other forms where foreshortening can start embody ambiguous together projection drawings. Foreshortening also occurs when imaging imperishable turf regulating a fake orifice radar system.[citation needed]

In painting, foreshortening in a depiction of a tellurian figure was polished in a Italian Renaissance, and a The Lamentation over a Dead Christ by Andrea Mantegna (1480s) is one of a many famous of a array of works that uncover off a new technique, that afterward became a customary partial of a training of artists.

Methods of construction[edit]

Several methods of constructing perspectives exist, including:

  • Freehand sketching (common in art)
  • Graphically constructing (once common in architecture)
  • Using a viewpoint grid
  • Computing a viewpoint renovate (common in 3D mechanism applications)
  • Mimicry regulating collection such as a proportional divider (sometimes called a variscaler)


One of a many common, and earliest, uses of geometrical viewpoint is a checkerboard floor. It is a elementary yet distinguished focus of one-point perspective. Many of a properties of viewpoint sketch are used while sketch a checkerboard. The checkerboard building is, essentially, customarily a multiple of a array of squares. Once a singular block is drawn, it can be widened or subdivided into a checkerboard. Where necessary, lines and points will be referred to by their colors in a diagram.

To pull a block in perspective, a artist starts by sketch a environment line (black) and last where a declining prove (green) should be. The aloft adult a environment line is, a reduce a spectator will seem to be looking, and clamp versa. The some-more off-center a declining point, a some-more slanted a block will be. Because a block is done adult of right angles, a declining prove should be directly in a core of a environment line. A rotated block is drawn regulating two-point perspective, with any set of together lines heading to a conflicting declining point.

The inaugural dilemma of a (orange) block is drawn nearby a bottom of a painting. Because a viewer’s design craft is together to a bottom of a square, this line is horizontal. Lines joining any side of a inaugural dilemma to a declining prove are drawn (in grey). These lines give a basic, one prove “railroad tracks” perspective. The closer it is a environment line, a over divided it is from a viewer, and a smaller it will appear. The over divided from a spectator it is, a closer it is to being perpendicular to a design plane.

A new prove (the eye) is now chosen, on a environment line, possibly to a left or right of a declining point. The stretch from this prove to a declining prove represents a stretch of a spectator from a drawing. If this prove is really apart from a declining point, a block will seem squashed, and apart away. If it is close, it will seem stretched out, as if it is really tighten to a viewer.

A line joining this prove to a conflicting dilemma of a block is drawn. Where this (blue) line hits a side of a square, a craft line is drawn, representing a farthest dilemma of a square. The line customarily drawn represents a ray of light roving from a farthest dilemma of a block to a viewer’s eye. This step is pivotal to bargain viewpoint drawing. The light that passes by a design craft apparently can not be traced. Instead, lines that paint those rays of light are drawn on a design plane. In a box of a square, a side of a block also represents a design craft (at an angle), so there is a tiny shortcut: when a line hits a side of a square, it has also strike a suitable symbol in a design plane. The (blue) line is drawn to a conflicting dilemma of a inaugural dilemma given of another shortcut: given all sides are a same length, a inaugural dilemma can mount in for a side edge.

Original formulations used, instead of a side of a square, a true line to one side, representing a design plane. Each line drawn by this craft was matching to a line of steer from a viewer’s eye to a drawing, customarily rotated around a y-axis ninety degrees. It is, conceptually, an easier approach of meditative of perspective. It can be simply shown that both methods are mathematically identical, and outcome in a same chain of a farthest side.


Plato was one of a initial to plead a problems of perspective. “Thus (through perspective) any arrange of difficulty is suggested within us; and this is that debility of a tellurian mind on that a art of conjuring and of deceiving by light and shade and other inventive inclination imposes, carrying an outcome on us like magic… And a humanities of measuring and numbering and weighing come to a rescue of a tellurian bargain – there is a beauty of them – and a apparent incomparable or less, or some-more or heavier, no longer have a poise over us, yet give approach before calculation and magnitude and weight?”[15]

Perspective images are distributed presumption a sold declining point. In sequence for a ensuing design to seem matching to a strange scene, a spectator of a viewpoint contingency viewpoint a design from a accurate vantage prove used in a calculations relations to a image. This cancels out what would seem to be distortions in a design when beheld from a conflicting point. These apparent distortions are some-more conspicuous divided from a core of a design as a angle between a projected ray (from a entertainment to a eye) becomes some-more strident relations to a design plane. In practice, unless a spectator chooses an impassioned angle, like looking during it from a bottom dilemma of a window, a viewpoint routinely looks some-more or reduction correct. This is referred to as “Zeeman’s Paradox.”[16] It has been suggested that a sketch in viewpoint still seems to be in viewpoint during other spots given we still know it as a drawing, given it lacks abyss of margin cues.[17]

For a customary perspective, however, a margin of viewpoint is slight adequate (often customarily 60 degrees) that a distortions are further minimal adequate that a design can be beheld from a prove other than a tangible distributed vantage prove yet appearing significantly distorted. When a incomparable angle of viewpoint is required, a customary routine of raised rays onto a prosaic design craft becomes impractical. As a fanciful maximum, a margin of viewpoint of a prosaic design craft contingency be reduction than 180 degrees (as a margin of viewpoint increases towards 180 degrees, a compulsory extent of a design craft approaches infinity).

To emanate a projected ray design with a vast margin of view, one can plan a design onto a winding surface. To have a vast margin of viewpoint horizontally in a image, a aspect that is a true cylinder (i.e., a pivot of a cylinder is together to a z-axis) will sufficient (similarly, if a preferred vast margin of viewpoint is customarily in a true instruction of a image, a craft cylinder will suffice). A cylindrical design aspect will concede for a projected ray design adult to a full 360 degrees in possibly a craft or true dimension of a viewpoint design (depending on a course of a cylinder). In a same way, by regulating a round design surface, a margin of viewpoint can be a full 360 degrees in any instruction (note that for a round surface, all projected rays from a entertainment to a eye join a aspect during a right angle).

Just as a customary viewpoint design contingency be beheld from a distributed vantage prove for a design to seem matching to a loyal scene, a projected design onto a cylinder or globe contingency further be beheld from a distributed vantage prove for it to be precisely matching to a strange scene. If an design projected onto a cylindrical aspect is “unrolled” into a prosaic image, conflicting forms of distortions occur. For example, many of a scene’s loyal lines will be drawn as curves. An design projected onto a round aspect can be flattened in several ways:

  • An design homogeneous to an unrolled cylinder
  • A apportionment of a globe can be flattened into an design homogeneous to a customary perspective
  • An design matching to a fisheye photograph

See also[edit]


  1. ^ Perspective Drawing Handbook By Joseph D’Amelio, p. 19, published by Dover Publications
  2. ^ “Skenographia in Fifth Century”. CUNY. Retrieved 2007-12-27. 
  3. ^ “Pompeii. House of a Vettii. Fauces and Priapus”. SUNY Buffalo. Retrieved 2007-12-27. 
  4. ^ Panofsky, 122, note 1
  5. ^ Vatican Virgil image
  6. ^
  7. ^ A. Mark Smith (2001), “The Latin Source of a Fourteenth-Century Italian Translation of Alhacen’s De aspectibus (Vat. Lat. 4595)”, Arabic Sciences and Philosophy: A Historical Journal (Cambridge University Press) 11: 27–۴۳ [۲۸], doi:10.1017/s0957423901001035 
  8. ^ See: Nader El-Bizri, ‘A Philosophical Perspective on Alhazen’s Optics’, Arabic Sciences and Philosophy (Cambridge University Press), Volume 15 (2005), pp. 189-218; Nader El-Bizri, ‘Ibn al-Haytham et le problème de la couleur’, Oriens-Occidens: Cahiers du centre d’histoire des sciences et des philosophies arabes et médiévales, Volume 7 (2009), pp. 201-226.
  9. ^ “Linear Perspective: Brunelleschi’s Experiment”. Smarthistory during Khan Academy. Retrieved May 12, 2013. 
  10. ^ “How One-Point Linear Perspective Works”. Smarthistory during Khan Academy. Retrieved May 12, 2013. 
  11. ^ “Empire of a Eye: The Magic of Illusion: The Trinity-Masaccio, Part 2”. National Gallery of Art during ArtBabble. Retrieved May 12, 2013. 
  12. ^ “…and these works (of viewpoint by Brunelleschi) were a means of arousing a minds of a other craftsmen, who afterwords clinging themselves to this with good zeal.”
    Vasari’s Lives of a Artists Chapter on Brunelleschi
  13. ^ “Messer Paolo dal Pozzo Toscanelli, carrying returned from his studies, invited Filippo with other friends to repast in a garden, and a sermon descending on mathematical subjects, Filippo shaped a loyalty with him and schooled geometry from him.”
    Vasarai’s Lives of a Artists, Chapter on Brunelleschi
  14. ^ Basant, Agrawal (2008). Engineering Drawing. New Delhi: Tata McGraw-Hill. p. ۱۷-۲٫ ISBN ۹۷۸-۰-۰۷-۰۶۶۸۶۳-۸٫ 
  15. ^ Plato’s Republic, Book X, 602d.
  16. ^ Mathographics by Robert Dixon New York: Dover, p. 82, 1991.
  17. ^ “…the antithesis is quite conceptual: it assumes we viewpoint a viewpoint portrayal as a retinal simulation, when in fact we viewpoint it as a dual dimensional painting. In other words, viewpoint constructions emanate visible symbols, not visible illusions. The pivotal is that paintings miss a abyss of margin cues combined by binocular vision; we are always wakeful a portrayal is prosaic rather than deep. And that is how a mind interprets it, adjusting a bargain of a portrayal to recompense for a position.” Retrieved on 25 Dec 2006


  • Panofsky, Erwin (1960). Renaissance and Renascences in Western Art. Stockholm: Almqvist Wiksell. ISBN ۰-۰۶-۴۳۰۰۲۶-۹٫ 

Further reading[edit]

  • Andersen, Kirsti (2007). The Geometry of an Art: The History of a Mathematical Theory of Perspective from Alberti to Monge. Springer. 
  • Damisch, Hubert (1994). The Origin of Perspective, Translated by John Goodman. Cambridge, Mass.: MIT Press. 
  • Hyman, Isabelle, comp (1974). Brunelleschi in Perspective. Englewood Cliffs, New Jersey: Prentice-Hall. 
  • Kemp, Martin (1992). The Science of Art: Optical Themes in Western Art from Brunelleschi to Seurat. Yale University Press. 
  • Pérez-Gómez, Alberto, and Pelletier, Louise (1997). Architectural Representation and a Perspective Hinge. Cambridge, Mass.: MIT Press. 
  • Vasari, Giorgio (1568). The Lives of a Artists. Florence, Italy. 
  • Gill, Robert W (1974). Perspective From Basic to Creative. Australia: Thames Hudson. 

External links[edit]

Wikimedia Commons has media associated to Perspective.

Wikimedia Commons has media associated to Evolution of Perspective.

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طرح تاتو- آموزش نقوش حنا. ... طرح تاتو طراحی روی بدن شابلون تاتو · شابلون بدن · طرح های شابلون · شابلون تاتو روی بدن · شابلونطرح تاتو · سفارش شابلون · شابلون ...

خالکوبی - ویکی‌پدیا، دانشنامهٔ آزادخالکوبی


خالْ‌کوبی یا تَتو (تاتو) به عمل ایجاد نقوش دائمی یا با ماندگاری طولانی بر روی ... در ابتدا طرح خالکوبی را با خودکار بر روی بدن می‌کشند، سپس سوزن سرطلایی را درون ...

نقوش تاتو - رز بلاگنقوش+تاتو


محافظ دست با طرح تاتو های مختلف بدون اینکه هیچ آسیبی به پوست خود برسانید ، نقوش زیبای تاتو را بر دستان خود داشته باشید! قیمت…,نقوش تاتو,تاتو.

طرح اسلیمی تاتو


آموزش تتو لب - ابرو - فرموژه و تاتو بر روی دست - اورجینال · آموزش تتو لب - ابرو ... گنجینه نقش و نگار (مجموعه نقوش اسلیمی و هنری ایرانی و شرقی) · گنجینه نقش و ...

هنر تاتو و خالکوبی tattoo art - ا تاتوی خاص خود متفاوت باشید...ب


هنر تاتو و خالکوبی tattoo art - توضیحاتی در زمینه تاتو از انتخاب طرح تا اجرا و ... خالْ‌کوبی یا تَتو (تاتو) به عمل ایجاد نقوش دائمی یا با ماندگاری طولانی بر روی ...

طرح زیبای خالکوبی فوتبال -  

طرح تاتو و خالکوبی Facebook ، طرح تاتو و خالکوبی ۲ ۴۰۶ likes · ۳ talking about this tatoo. انواع طرح خالکوبی بدن Eforosh ایفروش،یادگیری انواع مدل های نقوش ...

آموزش تاتو حنا - خدمات تاتو موقت حنا |آموزش تاتو بدن


نوعی نقاشی با حنا برروی بدن است و معمولا نقش‌ها به صورت گل و طرح های منظم هستند. در این وبلاگ ... مرتبط با: تتو موقت حنا , آموزشتاتو حنا , نقوش حنا , تاتو حنا ,.

[PDF]بررسی تاتو به عنوان هنر در ساختار فرهنگی و اجتماعی معاصر ۱۲۳


بنابر پژوهش حاضر نقوش تاتو و ايجاد آنها بر بدن ضمن برخورداری .... طرح های موردنظر در اين هنر- حرفه می پردازند. ... طرح ها و اجرای اين هنر و هدف از اين كار در ميان افراد.

حكمت خال‌كوبی در ميان مردم عرب خوزستان - عصر ایران › صفحه نخست › سیاسی


Jul 19, 2011 - سهام سجيراتي‌پور در گفت‌وگو با ايسنا بيان كرد: نقوش خالكوبي زنان ... و زنان عرب بوده و مردان تنها از طرح حيوانات براي خالكوبي استفاده مي‌كنند.

طرح با کلاس تاتو پا - طرح تاتو ساق پا پسرونه - فیگور سرچ -  

طرح تاتو ساق پا پسرونهدانلود نرم افزار طرح عکس تاتو خالکوبی جدید کمر،ران،بازو،شکم،پا ...خالْ‌کوبی یا تَتو (تاتو) به عمل ایجاد نقوشدائمی یا با ماندگاری طولانی ...

خدمات تاتو موقت حنا |آموزش تاتو بدن - مطالب نقوش حنا


خدمات تاتو موقت حنا |آموزش تاتو بدن - مطالب نقوش حنا - مرکز و آرایشگاه آموزش خدمات ... ۰۹۱۲٫۷۰۰٫۹۲۵۶با بهترین مواد حنای طبیعی- هندی-سیاه با آموزش نقش و طرحهای زیبا.

هدف پسران و دختران جوان ایرانی از خالکوبی و تتو - نمناکتاتو-و-خالکوبی-ایرانی-ها.p35909



کم نیستند جوانانی که امروزه گرایش زیادی به سمت خالکوبی دارندو طرح های بزرگ و ... خالْکوبی یا تَتو (تاتو) به عمل ایجاد نقوش دائمی یا با ماندگاری طولانی بر روی ...

دانلود عکسهای جدید و زیبا از تاتو - طرح تاتو تاج ۲۰۱۶ جدیدعکسهای ... -  

Feb 7, 2017 - طرح تاتو تاج ۲۰۱۶ جدید - عکسهای زیبا ۹۵-۲۰۱۷دانلود عکس خالکوبی و .... زیبا برای بیماران سرطانی استفاده از حنا برای کشیدن نقوش زیبا روی

خالکوبی؛ از دوپینگ معنوی پهلوان زورخانه تا نقش‌های عجیب بر تن جوانانخالکوبی-از-دوپینگ-معنوی-پهلوان-زورخانه-تا-نق...


خالْکوبی یا تَتو (تاتو) به عمل ایجاد نقوش دائمی یا با ماندگاری طولانی بر روی پوست ... خیلی هیجان انگیز است من پشت گردنم را یک طرحپر از نقش و نگار زده ام و با ...

استفاده از مام برای شابلون کردن طرح تاتو


استفاده از مام برای شابلون کردن طرح تاتو. ... آموزش نقوش حنا کار با قیف ، قلم ، شابلون جهت ایجاد نقوش زیبای حنا شامل ۳ cd کار با قیف ، قلم ، شابلون جهت ایجاد نقوش ...

طرح و مدل تاتو-تلگرام شهریطرح-و-مدل-تاتو.html


Jul 20, 2016 - خالْ‌کوبی یا تَتو (تاتو) به عمل ایجاد نقوش دائمی یا با ماندگاری طولانی بر ... طرح بوته گل یا گنجشک در زیر گردن برای زیبایی به کار می‌رفته‌است.



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