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Resource profiles

Description
  • resource_altern.mos - Alternative resources and non-constant resource usage profiles
  • resource_altern_graph.mos - Graphical repesentation of solutions as user graph.
  • resource_profile.mos - Scheduling tasks with non-constant resource usage profiles.
  • resource_profile_graph.mos - Graphical repesentation of solutions as user graph.
Further explanation of this example: 'Xpress Kalis Reference Manual'

resprofile.zip[download all files]

Source Files





resource_altern.mos

(!****************************************************************
   CP example problems
   ===================
   
   file resource_altern.mos
   ````````````````````````
   Scheduling tasks with non-constant resource usage profiles.

   (c) 2008 Artelys S.A. and Fair Isaac Corporation

*****************************************************************!)
model "Alternative resources and non constant resource usage"
 uses "kalis"
 
 declarations  
  res1,res2   : cpresource
  taska,taskb : cptask 
  arr1,arr2   : list of integer
 end-declarations
 
! Fix start times and durations
 taska.start   = 3
 taska.duration = 4
 taskb.start   = 3
 taskb.duration = 4
 
! Define 2 cumulative resources
 set_resource_attributes(res1, KALIS_DISCRETE_RESOURCE, 4)
 set_resource_attributes(res2, KALIS_DISCRETE_RESOURCE, 4)
 
 setname(taska,"taska"); setname(taskb,"taskb")
 setname(res1,"R1"); setname(res2,"R2")
 
! Define alternative resources for both tasks
 arr1 := [1,3,2,3]
 arr2 := [2,4,1,3]
 requires(taska, {resusage(res1,arr1),resusage(res2,arr2)}, 1, 1)
 requires(taskb, {resusage(res1,1,1),resusage(res2,1,1)}, 1, 1)

! Find all solutions
 while (cp_find_next_sol) do
  cp_show_sol
 end-do
  
end-model

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