The 2.0 bundle includes both the glide64mk2 and rice video plugins. The run_rice.sh and run_glide.sh scripts should be in the same directory which includes mupen64plus.app. So you can do this:
Originally Posted by kwaspek104
Actually your old method should still work as well, but you need to give command-line options to select which video plugin to use. The run_*.sh scripts just send these options for you. You can run like this: "./mupen64plus --help" to see all of the options available.