native entity_set_float(iIndex, iKey, Float:iVal);
Entry to write to
Value to set
Sets a float type value in an entities entvar struct.
For a list of valid float type entries, see the EV_FL_* constants in engine_const.inc
1 if value was sucessfully set, 0 if an invalid entry was specified
If an invalid entity index is provided, an error will be thrown.