Top "Ray-picking" questions

3D Ray Picking use Mouse Coordinates when Mouse isn't locked

So basically I've made a program using OpenGL which can perform 3D Ray Picking. If the Camera View Direction Ray …

opengl vector 3d projection ray-picking
Object picking with ray casting

I've been having a problem with inaccuracies in my ray casting algorithm for detecting mouse hits within a box. I'm …

opengl casting mouse-picking ray-picking