Fastest way to compute point to triangle distance in 3D?
Mar 5, 2015 · One obvious method for computing the minimum distance from a point to a 3D triangle is to project the point onto the plane of the triangle, determine the barycentric coordinates of the …
How to calculate the volume of a 3D mesh object the surface of which …
Apr 16, 2024 · In 3D it's an application of the divergence theorem (Gauss' theorem): you can calculate the volume enclosed by a boundary surface by a flux integral over that boundary (for a vector field …
python - Plotting 3D Polygons - Stack Overflow
I was unsuccessful browsing web for a solution for the following simple question: How to draw 3D polygon (say a filled rectangle or triangle) using vertices values? I have tried many ideas but all ...
Determine if point is inside triangle in 3D - Stack Overflow
May 31, 2016 · So instead of working in 3D in the triangle's plane, lets work in 2D in one of the main planes. If a point is inside a polygon in 3D, it will also be inside it's projection on the 2D plane.
Why do 3D engines primarily use triangles to draw surfaces?
May 23, 2011 · Why are triangles always used for drawing surfaces in 3D? Why not a square or some other shape?
Algorithm for determining whether a point is inside a 3D mesh
Apr 11, 2019 · Use the 2D array and the 2D projection of the point you are testing to get a small set of triangles, which you do a 3D ray/triangle intersection test on (see Intersections of Rays, Segments, …
Calculate normal of a single triangle in 3D space
Calculate normal of a single triangle in 3D space Asked 12 years, 2 months ago Modified 5 years, 6 months ago Viewed 63k times
Determine if a 3D point is within a triangle - Stack Overflow
Mar 5, 2015 · 2 Given a 3D point (x, y & z), and a triangle made of three other 3D points, how can I determine if the point is in triangle?
3D triangle rasterization into voxel grid - Stack Overflow
Oct 30, 2022 · 2 Prologue: This is Q&A to cover 3D triangle rasterization into voxel grid I was asked for in order to solve a different problem related to material erosion/removal during manufactoring …
Intersection between line and triangle in 3D - Stack Overflow
Mar 12, 2017 · I have a line and a triangle somewhere in 3D space. In other words, I have 3 points ([x,y,z] each) for the triangle, and two points (also [x,y,z]) for the line. I need to figure out a way, …