Questions tagged [Geometry] (197)

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How to define the visible edges of the polygon to a point on the plane?

How to determine the visible faces of the rectangle in the plane relative to the point? That is, there is a way to find the angle between the normal vector and the vector projection. If he blunt the edge apparently. The question how to find the normal vector, namely in what direction it is turned. Already read the 100,000 a...
eleanore.Schowalter19 asked April 19th 20 at 12:42
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What counts and how to solve the task in Java?

Hi. Here is asked the task you need to solve in Java. File reference job: https://yadi.sk/i/2DQPx3GONJJe0g THE ANALYSIS OF THE MAIN CHARACTERISTICS OF GRAPHS The aim of this work is the study of algorithms for the analysis of the main characteristics of graphs on a computer. Basic concepts and definitions Let G be a conn...
kurt.Lindgren asked April 18th 20 at 12:50
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Preobrazovaniya geometric plane to the sphere?

There is a flat image - map of the Earth. With the help of some transformations and transformation matrices, you can visually, to give it volume in the form of sphericity. Ie, to transform a two-dimensional image as if it spanned on the sphere, or sphere - behind the image and bulging, gives the center of the plane - spheri...
Sebastian.VonRued asked April 16th 20 at 10:43
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Canvas transform objects with the mouse?

He began to teach the canvas and re-school geometry, so I skipped and did not know at all. Write your Bicycle is similar to fabricjs Everything turns out all is cool works, it's not difficult, except for transformations. I don't even know how to describe the logic of change of transformation, when events hang in the moveme...
katelynn_Hickle asked April 9th 20 at 10:22
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What formula to use to smooth the shape outline?

For example, there are the coordinates of the vertices of the polygon as possible to smooth the contour of that figure, what formula to apply?
amber asked April 8th 20 at 10:18
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How to compare ranges corners?

This two sectors: from radian angle A1 to angle A2 radians, and the angle B1 is pleased. glad to B2. It is necessary to determine if they have intersection. How to solve it correctly-it is beautiful? Something stalled with uncertainty when the angle can be set and as 7 * PI / 4, and it is the same as -PI / 4. illustrati...
Jackson_Wintheiser asked April 8th 20 at 09:31
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How to find the radius?

picture x and y are known values
bulah_Whi asked April 8th 20 at 02:03
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How to know which side of the building?

Need from a large cube to determine which side of the are small cubes...
maegan_Bernhard62 asked April 7th 20 at 09:36
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How to position the image on the map points?

Good day. Stuck on one task. For example, at downloadable any image. In the image indicate two points A and B. the Coordinates of points are in pixels: the left input field - top margin (y coordinate), right-input field - indent from left (x coordinate). Further, the map indicated two points which need to place the imag...
katrina_Ledn asked April 7th 20 at 09:34
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Adobe After Effects how to make two colors and change their boundaries in the figures?

How to make 2 shapes of different colors with editable common border?
Alta33 asked April 7th 20 at 09:04