Entity handle implemented
Entity handle and manager
Unique handle added. Before reimplementing node tree
Compiling with handle
Get() fixed on handle
System adapted to new entity usage
Draw elements, but positions are not updated
Before resetting node tree
implementing graph node
Refonte graph node suite
Compiling -> todo graph node system
Sketch of graphnode system
Handle passed to components at ctor
GrapNode cpt emit event when attach to root or detach
GraphNodeSystem implemented
GraphnodeSystem works perfectly
Code cleaned
Performance test concluant