Top "Projection" questions

A projection is the transformation of a set of data from one form into another.

Formula for a orthogonal projection matrix?

I've been looking around a bit and can't seem to find just what I"m looking for. I've found "canonical …

math graphics projection orthogonal
Changing the Projection of Shapefile

I am trying to change or assign the projection of a Germany-Shapefile from NA to +proj=longlat +datum=WGS84 +no_…

r projection shapefile sp
image coordinate to world coordinate opencv

I calibrated my mono camera using opencv. Now I know the camera intrinsic matrix and distortion coefs [K1, K2, P1 ,…

opencv camera computer-vision projection camera-calibration
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
Grails Criteria projections on joined table

I have an issue with grails criteria builder, I want to do a projection on a column that is on …

grails alias projection criteria-api
How to work with DTO in Spring Data REST projects?

Spring Data REST automates exposing only domain object. But most often we have to deal with Data Transfer Objects. So …

spring spring-data-rest projection dto
Perspective Projection with OpenGL

I am confused about perspective projection. Here is the scenario that is confusing me. My frustrum's front plane is basically …

opengl projection perspective
Projections in NHibernate

suppose in an entity there are attributes id, username, age, address. Now I just want id and username and I …

nhibernate projection resulttransformer
2D outline algorithm for projected 3D mesh

Given: A 3D mesh defined with a set of vertices and triangles building up the mesh with these points. Problem: …

math 3d geometry projection
Perspective Projection: determine the 2D screen coordinates (x,y) of points in 3D space (x,y,z)

I wish to determine the 2D screen coordinates (x,y) of points in 3D space (x,y,z). The points …

java opengl projection