glGetFloatv(GL_MODELVIEW_MATRIX, mat)?

OpenGL OpenGL: Advanced Coding
1

There is a point inited with x,y and z.
Now It has been moved by glTranslatef,glRotatef and some other commends.
How can i get the true location of this point by glGetFloatv(GL_MODELVIEW_MATRIX, mat) ?

2

Please don’t crosspost.

– Tom