#!/bin/bash

function runCompiz() {
	gtk-window-decorator &
	if ( [ -e /usr/lib/compizconfig/backends/libgconf.so ] || [ -e /usr/lib64/compizconfig/backends/libgconf.so ] )
        then
                exec compiz --ignore-desktop-hints ccp $@
        else
        	exec compiz --ignore-desktop-hints glib gconf gnomecompat $@
        fi
}

ISSW=`glxinfo | grep "Software Rasterizer" -c`

# Try with direct rendering
HAVETFP=`glxinfo | grep texture_from_pixmap -c`

if ( [ $ISSW == 0 ] && [ $HAVETFP -gt 2 ] ); then 
	runCompiz $@
fi

# Try again with indirect rendering
export LIBGL_ALWAYS_INDIRECT=1

HAVETFP=`glxinfo | grep texture_from_pixmap -c`

if ( [ $ISSW == 0 ] && [ $HAVETFP -gt 2 ] ); then 
	runCompiz $@
fi

# Fall back to metacity
exec metacity $@