thank you for your answer Li I tested what you say and I get some values having a wrong offset (it looks like this values are relative to screen, not to view???). This is what use:
//cube is my mesh, view is View3D and sprite is used to test values returned var vertex:Vertex = new Vertex(cube.minX,cube.minY,cube.minZ); var screenVertex: ScreenVertex = view.camera.screen(cube,vertex); //because screenVertex.vx,screenVertex.vy are NaN I use sprite.x = screenVertex.x; sprite.y = screenVertex.y; thanks
