The watercolor
The watercolor painting technique is wrongly regarded as the simplest, but rather, is one of the most difficult, because the errors are easily correctable.
In fact, in this technique, obtained by overlapping several washes, the color remains clear, then the error bound remains visible.
The colors are obtained with the pigments together with a binder, usually gum arabic, and diluted in water. They are available in different sizes, the cheapest and the pads are used to color dry naturally diluted in water.
The paper is important because if you use the regular drawing paper, because of water use, it tends to crumble and fold the edges, you should use paper with a high concentration of cotton, and you can also add additional support, or a wooden table, on which the sheet is fastened to the edges (especially if you use the method the wet sheet).
brushes are used more than sable, but you can also use the synthetic ones, it is preferable to use those rounded tip, as they absorb water better and with the tip you can refine the details. They can also be used flat brushes for larger drafts. E 'need to clean the brush each time you switch to using the next color, otherwise you might start to mix the colors in the palette.
E ', finally, important to use two containers for water, even simple glasses, serving, one to clean the brush, and the other to fetch water for the next color.
order to implement the technique, you can use several methods, such as the preparation of the design in pencil first, and then drawing up the colors, the design will always be visible, as the watercolor as we have said, it remains transparent.
Another method is to wet the paper, where the sheet is just wet, and the color is laid directly on it, expanding the most. According to the effect that you want to give to the drawing, it changes the way where you stand: If you are based on a plan, the color will be better managed by those who made the drawing, but if you put up, and the sheet is placed on a tripod, the color will tend to leak, which is more difficult to manage, as it must be quick in drawing.
Valentina Sannais
Tuesday, October 26, 2010
Tuesday, May 26, 2009
Continuous Interest Calculator
The Gestalt theory of form and
The theory of form named after a German school (Berlin School) in the '20s that changed the development of psychology.
Setting this school, in fact, opposed to the dominant between the late 800 and early 900 called "associational" because believed that the perception of an object was the result of the combination of different sensory elements.
The birth of Gestalt psychology (usually translated as "form", "structure"). goes back exactly to 1912, when Max Wertheimer wrote an article that identified a single perceptual process by which individual stimuli would be integrated into the subject, in a form with continuity.
This meant that what had previously been considered a passive process - perceiving - came to be thought of as something far more active as an asset subject to certain general principles of organization.
The perception thus depends on the elements but not the structure of these elements in an "organized body" in a "Gestalt " The manner in which they are the forms have been classified and described as "laws of form" and have listed by Wertheimer in 1923 as follows:
Law of proximity:
elements of the perceptual field are merged into forms with a lot more cohesion, the lower is the distance between them.
Faced with a set of figures, although different, they do not see forms but feel isolated groups of different elements.
Law of equality or similarity :
in a picture with many elements, these are merged into forms with all the greater cohesion, the greater is their similarity.
The perceptual system groups elements based on a multiple parameters such as shape, color, size, proportion, pattern, direction etc..
Law of common fate:
the elements that have a movement of solidarity with one another, and different from that of the other elements are merged into shapes.
In a configuration tends to unify the lines with the same direction or orientation, or movement, according to the course more consistent in defense of the simplest forms and more balanced.
Law of closed form:
lines which form closed figures tend to be viewed as a formal unit.
The perceptual system is designed to provide additional information to close a figure, so we tend to close an open figure that seems incomplete or aborted.
Law of continuity of the form or direction:
a number of elements placed one after the other, are united in their forms according to the continuity of leadership. Figure
perceive as a unit and not AB and XY and AY XB, or AX and YB.
Law of pregnancy:
the form that is so much "good" as the given conditions permit.
In practice what fundamentally determines the appearance of form is the characteristic of "significance" or "good form" on which they possessed: the more regular, symmetrical, cohesive, consistent, balanced, simple, concise they are, the greater the likely have to impose itself on our perception.
Law of past experience:
elements for our past experience are usually associated with each other tend to be combined into shapes.
An observer who does not know our alphabet can not see the letter E in the three broken lines.
Law of Symmetry:
elements arranged symmetrically with respect to an axis or a point will be read by our perceptual system as a unit
The theory of form named after a German school (Berlin School) in the '20s that changed the development of psychology.
Setting this school, in fact, opposed to the dominant between the late 800 and early 900 called "associational" because believed that the perception of an object was the result of the combination of different sensory elements.
The birth of Gestalt psychology (usually translated as "form", "structure"). goes back exactly to 1912, when Max Wertheimer wrote an article that identified a single perceptual process by which individual stimuli would be integrated into the subject, in a form with continuity.
This meant that what had previously been considered a passive process - perceiving - came to be thought of as something far more active as an asset subject to certain general principles of organization.
The perception thus depends on the elements but not the structure of these elements in an "organized body" in a "Gestalt " The manner in which they are the forms have been classified and described as "laws of form" and have listed by Wertheimer in 1923 as follows:
Law of proximity:

elements of the perceptual field are merged into forms with a lot more cohesion, the lower is the distance between them.
Faced with a set of figures, although different, they do not see forms but feel isolated groups of different elements.
Law of equality or similarity :

in a picture with many elements, these are merged into forms with all the greater cohesion, the greater is their similarity.
The perceptual system groups elements based on a multiple parameters such as shape, color, size, proportion, pattern, direction etc..
Law of common fate:

the elements that have a movement of solidarity with one another, and different from that of the other elements are merged into shapes.
In a configuration tends to unify the lines with the same direction or orientation, or movement, according to the course more consistent in defense of the simplest forms and more balanced.
Law of closed form:

lines which form closed figures tend to be viewed as a formal unit.
The perceptual system is designed to provide additional information to close a figure, so we tend to close an open figure that seems incomplete or aborted.
Law of continuity of the form or direction:

a number of elements placed one after the other, are united in their forms according to the continuity of leadership. Figure
perceive as a unit and not AB and XY and AY XB, or AX and YB.
Law of pregnancy:

the form that is so much "good" as the given conditions permit.
In practice what fundamentally determines the appearance of form is the characteristic of "significance" or "good form" on which they possessed: the more regular, symmetrical, cohesive, consistent, balanced, simple, concise they are, the greater the likely have to impose itself on our perception.
Law of past experience:

elements for our past experience are usually associated with each other tend to be combined into shapes.
An observer who does not know our alphabet can not see the letter E in the three broken lines.

Law of Symmetry:
elements arranged symmetrically with respect to an axis or a point will be read by our perceptual system as a unit
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