A rectangle is a geometric shape: any quadrilateral with four right angles
Questions tagged [rectangles]
1373 questions
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Placing Rectangle with earliest startdate on first spot (Gantt Chart)
In my program i have 4 "workPackages" with different start and enddates, this looks like this:
WorkPackage[] workpackages = new WorkPackage[4];
workpackages[0] = new WorkPackage("Package 1", new DateTime(2021, 1, 7), new DateTime(2021, 2,…
Connor
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Draw rectangle using coordinates of length edge and width on Html Canvas
I am leaning to work with canvas objects. I have the following coordinates:
A: [x1,y1] B: [x2,y2]
and a width which is a number. I want to draw a rectangle on the canvas using these information. I know that the output can be two rectangles both…
Majid Hojati
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1 answer
How to find right coordinates from numpy array
I have a numpy array with 4 coordinates of rect/quadrilateral:
pts = np.array([(690, 110), (345, 130), (690, 300), (445, 298)])
Note that these are not in order.
Now I want to find the top_left, top right, bottom left, bottom right of a…
Ahmad Anis
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1 answer
Bounding Box using eight points MATLAB
I have eight points(four pairs) (x1,y1), (x2,y2), (x3,y3), (x4,y4). How can I make the transparent bounding box on the image using these points?
Aadnan Farooq A
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1 answer
Rectangle from numbers, internal numbers are high and external numbers are low, there is a problem with some numbers
I have an exercise I need to submit. The user should enter 2 numbers, one of height and one of width, and the output should be a rectangle that the outer numbers are low and the inner ones are high.
So I wrote it but it does not work in some…
אהרון קליין
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2 answers
WPF 2D Game: Making a Camera that follows an object on a Canvas
I am trying to make a simple 2D Game in WPF, and I've come across a problem I can't solve.
Let's say I have a player on a 700x700 Canvas, but my MainWindow's Width and Height are set to 400.
I want to be able to have a camera like feature, that…
k0ntrol
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votes
1 answer
Return rotated rectangle in Java
I'm using Java Rectangles in my game in order to check collision between objects (using the intersects() method). As far as I know, this cannot be done if one of the objects is rotated.
Say, for example, one of the objects in the game is rotated…
Soni
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votes
1 answer
I need a method to move a rectangle horizontally by an integer length with a parameter of type int
The method is only ment to change the attribute value and does not have to call any other methods such as Draw().
class Rechteck {
int xPosition;
int yPosition;
int breite;
int hoehe;
String farbe;
void…
user9682879
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votes
2 answers
find minimal number of rectangles to cover 2D point array
I am given an array of 2D points and the task is to generate a minimal list of rectangles, where all rectangles have the same size and orientation, which cover all 2D point positions and can overlap.
So far, I have a rather unsatisfying solution,…
Aeonos
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votes
2 answers
Collision Detection rectangle/rectangle algorithm
http://jeffreythompson.org/collision-detection/rect-rect.php
I am trying to figure out the algorithm of the collision detection of the rectangle/rectangle with the rectangles' picture and code. According to Jeff Thompson's collision detection…
Kijimu7
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votes
2 answers
Wrong result from Rectangle.contains() in java
It appears that the contains() method in Rectangle is not inclusive to the bottom right corner.
For example the following code returns "false";
Rectangle r = new Rectangle(0,0,100,100);
System.out.println(r.contains(100, 100));
Maxwell
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votes
1 answer
How can I deal with overlapping rectangles?
I am comparing two images and find the difference using compare_ssim, in that case I got the contours of differences, which i need to highlight by drawing rectangle around it, but I am facing the issue that some of the rectangles overlapping each…
Alpha Romeo
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votes
1 answer
Creating a Grid with rectangles
I'm trying to create a grid of rectangles but not sure how to go from here?
I also don't know if this is right so far
public CGOL (int x, int y, int size, int squares1) {
numberOfSquares = 100;
isAlive = new boolean…
Jacqui Hand
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votes
1 answer
How do i get the color from Rectangle in fill property?
I know how to set fill from WPF control.
Rectangle a = new Rectangle()
a.Fill = Brushes.Red;
but i can't get the color.
i want code like this.
string color = a.Fill; // Red
var color2 = a.Fill(T); // Brushes.Red
var color3 = a.Fill; // other…
ijaewung
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votes
1 answer
Check if a list of points is part of a rectangle
I have a list of points and I need to find if the points exist in a rectangle defined by the top-left and bottom-right corners. If all the points belong in the rectangle then the result is True, otherwise the result is False.
Here is my code but I…
DigiMon
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