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Graphics
This category is for questions and answers about graphic techniques of pictorial art, as woodcut, engraving, etching, lithography, and other forms.
378 Questions
How do you implement selection sort in c with graphics?
Selection sort has the following implementation:
// sort an array if integers of length size in ascending order using selection sort algorithm:
void selection_sort (int a[], unsigned size) {
unsigned i, max;
while (size > 1) {
max = 0;
for (i=1; i!=size; ++i) if (a[i] > a[max]) max = i;
swap (a[max], a[--size]);
}
}
Color levels are also called values?
Color levels, often referred to as values, describe the lightness or darkness of a color. In color theory, a value shift can create depth and dimension in artwork, influencing the overall mood and perception. Adjusting the value of a color can enhance contrast and help in achieving a more dynamic composition.
Which intaglio technique is capable of producing subtle shades of gray?
The intaglio technique known as mezzotint is capable of producing subtle shades of gray. This method involves roughening the plate's surface to create a range of tonal values, allowing for delicate gradations from dark to light. Artists can achieve rich, nuanced images by selectively smoothing areas to control the lightness and darkness of the printed result. Mezzotint is particularly valued for its ability to render soft transitions and detailed textures.
What is a miniature representation of all located graphics in the clip art task pane?
In the Clip Art task panel, a miniature representation of all located graphics is called a "preview." This section shows you exactly what your search has returned.
Why do you use circle graphs for percents?
Because it's a nice visual tool, and all the segments will add to a complete whole.
To fill in a pie chart with percents (that all add up to 100%), here's what you do:
(1) Identify the percent of the circle that you want to fill in. Say you want to color 45% of the circle red--that's a pretty big slice. Keep in mind that 45% in decimal form is 0.45 (I just moved the decimal over two places to the left).
(2) Take that decimal, 0.45 in this case, and multipy it by 360, because there are 360 degrees in a complete circle. 0.45*360 = 162, so you will color 162 degrees of the 360 degree circle.
(3) Use a protractor to draw a circle (one half at a time, probably) complete with an origin, the point in the very middle. Also draw one straight line (anywhere) from the origin to the edge of the circle.
(4) Place the 0 degree line on your protractor over the line you just drew. Using the marks on your protractor, mark on the edge of your circle where 162 degrees is, in reference to the first straight line.
(5) Remove your protractor and draw another straight line from the 162 degree mark you made on the edge of your circle to the origin. Between those two lines is 162 degrees, or 45% of a complete circle.
This is process can be repeated for any percentage between 0 and 100.
compromises that include denormalization
The foundations for reading are asking questions and using graphic organizers?
graphic organizer ( Apex)
What are the color sequesence and overlap for transparent colors?
In color theory, transparent colors can produce a range of hues through color sequence and overlap. When overlapping transparent colors, the resulting color is generally darker and can appear more saturated due to the additive mixing of light. For example, layering cyan over magenta will create a darker blue, while yellow over red may yield an orange hue. The specific outcome can vary based on the transparency level, the colors used, and the medium (such as paint or digital screens).
How many vanishings points are used in one-point perspective?
One-point perspective has only one vanishing point.
What can emphasize only necessary details or show things you can't see?
Drawings can show information difficult or impossible to describe in text, or illustrate some specific facet of the information presented.
