Enable VirtualBox ubuntu guest 3D Acceleration

VirtualBox has the feature that supports 3D acceleration for Linux guest since 2.2 released.To enable this in your Linux guest,first you need to install guest additions from machine->Install guest additions in the guest window.Then open settings of your Linux virtual machine and check the 3D acceleration option.

Make sure you have installed graphics drive in host machine.

And now click install compiz and enable 3D effects in the virtual machine.

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