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Action:
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Starts an internal clock/timer. The timer: commands are most often used to measure performance of some command or series of commands.
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Filename:
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kern/kern_scm/law_scm.cxx
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Syntax:
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(timer:start)
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Arg Types:
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None
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Returns:
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string
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Description:
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The commands
timer:start,
timer:end, timer:show-time, and
timer:get-time are used to measure performance of some command or series of commands. It measures only the CPU time required to execute the command and not any delays that might incur from entering the commands into Scheme.
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Example:
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; timer:start
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; Start the timer
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(timer:start)
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;; "timer on"
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; Create a solid block.
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(define blockA (solid:block
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(position 0 0 0) (position 20 20 20)))
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;; blockA
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; Create another solid block
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(define blockB (solid:block (position 0 0 0)
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(position -20 -20 -20)))
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;; blockB
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;Stop timer.
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(timer:end)
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;; "timer off, use timer:get-time"
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(timer:get-time)
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;; 2.274
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