intersection Questions
6
Solved
I am trying to determine whether a line segment (i.e. between two points) intersects a sphere. I am not interested in the position of the intersection, just whether or not the segment intersects th...
Selwyn asked 14/1, 2010 at 5:10
3
Solved
I have a threejs scene with intersection checking on objects. I'm adding every scene object to the array which is then checked by the raycaster.
var intersects = raycaster.intersectObjects( scene....
Crymotherapy asked 6/2, 2014 at 14:15
6
Solved
I'm calculating intersection of 2 sets of sorted numbers in a time-critical part of my application. This calculation is the biggest bottleneck of the whole application so I need to speed it up.
I'...
Arenas asked 23/8, 2011 at 16:49
9
I'm trying to find the point of intersection between a sphere and a line but honestly, I don't have any idea of how to do so.
Could anyone help me on this one ?
Cowardly asked 4/5, 2011 at 12:13
7
Solved
I have set of line segments (not lines), (A1, B1), (A2, B2), (A3, B3), where A,B are ending points of the line segment. Each A and B has (x,y) coordinates.
QUESTION:
I need to know the shortest d...
Vyatka asked 27/11, 2014 at 1:7
4
Solved
What is a fast algorithm for determining whether or not a point is inside a 3D mesh? For simplicity you can assume the mesh is all triangles and has no holes.
What I know so far is that one popula...
Rill asked 2/7, 2011 at 0:16
4
Solved
I need help to understand how to calculate intersections. I have read several of the questions here and looked at several examples on other websites, but I'm still confused and don't get it, and I ...
Rectory asked 1/5, 2013 at 7:0
6
Solved
Trying to find the intersection of 2 arrays a and b and store it into a new array c.
Expected result: array c with values: 3, 10, 4, 8.
public static void main(String[] args) {
int[] a = {3, 10, 4...
Avrom asked 16/10, 2012 at 16:25
3
Solved
I want exactly what this page do
http://codepen.io/netsi1964/full/vNoemp/
I have the path and need to know it's bounding box as a rect element, it's x,y,width and height
given code
<path d...
Kalynkam asked 29/10, 2016 at 3:38
1
The Problem
Hi, I'm basically trying to do the same thing as described here:
Unity Intersections Mask
With the caveat that the plane isn't exactly a plane but a (very large relative to the arbi...
Allgood asked 30/7, 2019 at 14:3
58
Solved
How can I check if a list has any duplicates and return a new list without duplicates?
Chape asked 1/11, 2011 at 0:45
3
Solved
I just started to work with 3D meshes, oriented to be used for finite element analysis. I would like to model inclusions for materials (any shape, but mainly interested in spheres and ellipsoids) i...
Specialism asked 23/7, 2018 at 10:32
4
Solved
How can I detect whether a line (direction d and -d from point p) and a line segment (between points p1 and p2) intersects in 2D? If they do, how can I get their intersection point.
There are lots...
Strophe asked 27/10, 2010 at 6:35
9
Solved
How does one compute the area of intersection between a triangle (specified as three (X,Y) pairs) and a circle (X,Y,R)? I've done some searching to no avail. This is for work, not school. :)
It wou...
Chateau asked 12/2, 2009 at 4:24
2
Solved
I have two QLists for which I need to determine the intersection (in this specific case, two QStringLists, but I would assume that this would apply to every container so long as T implements operat...
Tesstessa asked 9/7, 2013 at 22:6
3
Solved
I have a probably simple question, that keeps me going already for quiet a while. Is there a simple way to return the intersection of two plotted (non-analytical) datasets in python matplotlib ?
F...
Subjective asked 11/11, 2011 at 13:3
2
Solved
Suppose I have two DataFrames like so:
>>dfA
S T prob
0 ! ! ! ! ! ! 8.1623999e-05
1 ! ! ! ! ! ! " 0.00354090007
2 ! ! ! ! ! ! . 0.00210241997
3 ! ! ! ! ! ! ? 6.55684998e-05
4 ! ! ! ! ! ...
Brittneybrittni asked 14/11, 2014 at 2:27
3
I have two sets of shapefiles with polygons. One set of shapefile is just the US counties I'm interested in and this varies across firms and years. The other set of shapefile is the business area o...
Ravenna asked 22/11, 2016 at 19:34
17
Solved
a = [1,2,3,4,5]
b = [1,3,5,6]
c = a and b
print c
actual output: [1,3,5,6]
expected output: [1,3,5]
How can we achieve a boolean AND operation (list intersection) on two lists?
Gastelum asked 13/9, 2010 at 1:30
5
Solved
I am trying to get an intuition about Union and Intersection types in typescript, but I can't figure out this case: Playground Link
interface A {
a: number;
}
interface B{
b: boolean;
}
type...
Mussorgsky asked 22/4, 2020 at 16:59
14
I have a line that goes from points A to B; I have (x,y) of both points. I also have a rectangle that's centered at B and the width and height of the rectangle.
I need to find the point in the lin...
Menstruation asked 18/10, 2009 at 17:39
3
Solved
For a ray tracer project, I've been researching algorithms dealing with finding the intersection between rays and triangles (defined by three vertices). What I've found so far is that the Möller-Tr...
Waverly asked 31/5, 2017 at 3:31
2
I am working with Latitude / Longitude coordinates in a google map.
I have two lines :
Line A : 48.31508162629726, -2.591741396838972 to 48.40216156645915, -2.2218462112093404
Line B : 48.383816...
Equal asked 25/7, 2012 at 12:44
9
Solved
If given a line (represented by either a vector or two points on the line) how do I find the point at which the line intersects a plane? I've found loads of resources on this but I can't understand...
Ell asked 14/4, 2011 at 16:11
4
How to extract intersections in the OpenStreetMap？ I need the longitude and latitude of the intersections, thanks!
Mare asked 3/9, 2012 at 2:34
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