58 lines
1.7 KiB
Lua
58 lines
1.7 KiB
Lua
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--------------------------------------------------------
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-- Minetest :: Stopwatch Mod v1.0 (stopwatch)
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--
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-- See README.txt for licensing and release notes.
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-- Copyright (c) 2016-2018, Leslie Ellen Krause
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--------------------------------------------------------
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function Stopwatch( scale )
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local clock = minetest.get_us_time
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local sprintf = string.format
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local getinfo = debug.getinfo
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local factors = { us = 1, ms = 1000, s = 1000000 }
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local origin = getinfo( 2 ).source
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local trials = { }
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local id
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if not scale then
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scale = "ms"
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elseif not factors[ scale ] then
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error( "Invalid scale specified, aborting." )
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end
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local function S( desc )
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local i = getinfo( 2, "lf" )
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id = desc or tostring( i.func ) .. ", line " .. i.currentline
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local v = trials[ id ]
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if not v then
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v = { count = 0, delta_t = 0 }
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trials[ id ] = v
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end
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v.start = clock( )
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end
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local function S_( is_show, desc )
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if not desc and not id then
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local i = getinfo( 2, "lf" )
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id = tostring( i.func ) .. ", line " .. i.currentline
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end
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local v = trials[ desc or id ]
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local delta = clock( ) - v.start
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if is_show then
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print( sprintf( "** trial count = %9.3f %s @%s", delta / factors[ scale ], scale, id ) )
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end
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v.delta_t = v.delta_t + delta
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v.count = v.count + 1
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end
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minetest.register_on_shutdown( function ( )
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local delta_g = 0
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print( "** " .. origin )
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for i, v in pairs( trials ) do
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print( sprintf( "** trial total = %9.3f %s %4d tries %8.3f %s each @%s",
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v.delta_t / factors[ scale ], scale, v.count, v.delta_t / v.count / factors[ scale ], scale, i ) )
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delta_g = delta_g + v.delta_t
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end
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print( sprintf( "** grand total = %9.3f %s", delta_g / factors[ scale ], scale ) )
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end )
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return S, S_
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end
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