Projecting a 3D point to 2D screen space using a perspective camera matrix

Question

I am attempting to project a series of 3D points onto the screen using a perspective camera matrix. I do not have world space (or consider it being an identity matrix) and m

Answer 1

For questions such as this one I would suggest an excellent resources: http://scratchapixel.com/lessons/3d-advanced-lessons/perspective-and-orthographic-projection-matrix/ It really goes in the detail of the projection matrix. They are more lessons on the topic of camera, constructing camera rays, etc. You will need to do some digging.