Wolfenstein 3D (Tech Demo) by Mingjing Zhang

A playable Wolfenstein 3D demo featuring real-time ray casting. My most bestest creation by far. (game, 3d, projection)

Wolfenstein 3D Tech Demo

wolf3d

Triangle/Ray Intersection by Jaroslaw Tuszynski

Fast vectorized triangle/ray intersection algorithm (computer graphics, intersection, ray)

Tutorial and tests of TriangleRayIntersection function

TriangleRayIntersection.m

Ray Tracing Volume Renderer by Scott Robertson

Renders a 3D volume according to a intensity indexed color map and opacity map via ray tracing. (medical imaging, image processing, volume rendering)

ParallelRayGenerator3d(volume,dimx,dimy,raystep)

volumeRenderDemo.m

raytrace by Val Schmidt

A function to model acoustic refraction due to variations in sound speed. (acoustics, ray tracing, refraction)

raytrace(xo,zo, theta0,tt,zz,cc,plotflag)

A fast voxel traversal algorithm for ray tracing by Jesús P. Mena-Chalco

A fast and simple voxel traversal algorithm through a 3D space partition (uniform grid) (3dda, uniform, traversal)

amanatidesWooAlgorithm(origin, direction, grid3D, verbose)

rayBoxIntersection(origin, direction, vmin, vmax)

test.m

Ray/box Intersection by Jesús P. Mena-Chalco

Ray/box intersection using Smits' algorithm. The zip file includes one example of intersection. (ray, box, intersection)

rayBoxIntersection(origin, direction, vmin, vmax)

test.m

Ray/Triangle Intersection by Jesús P. Mena-Chalco

Ray/triangle intersection using the algorithm proposed by Möller and Trumbore (1997) (rendering, ray tracing, intersection)

rayTriangleIntersection (o, d, p0, p1, p2)

test.m