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-----------------------------------------------------------------------------
-- |
-- Module : PlotTest
-- Copyright : Simon Meier
-- License : BSD3-style (see LICENSE)
--
-- Maintainer : Simon Meier <iridcode@gmail.com>
-- Stability : experimental
-- Portability : GHC
--
-- Test plotting for the benchmarks.
-- package.
--
-----------------------------------------------------------------------------
module PlotTest where
import Prelude hiding (lines)
import Data.List (unfoldr)
import Data.Word (Word8)
import Data.Maybe
import Data.Accessor
import Data.Colour
import Data.Colour.Names
import Graphics.Rendering.Chart
import Graphics.Rendering.Chart.Grid
import Graphics.Rendering.Chart.Gtk
import Criterion
import Criterion.Environment
import Criterion.Monad
import Criterion.Types
import Criterion.Config
import Control.Monad
import Control.Monad.Trans
import Control.Monad.Trans.Reader
import Statistics.Types
import qualified System.Random as R
-- Plots to be generated
------------------------
{-
Compression:
1 plot (title "compressing <n> MB of random data using 'zlib')
3 lines (direct, compacted using a Builder, compaction time) [chunk size/ms]
ChunkedWrite:
1 plot (title "serializing a list of <n> elements")
1 line per type of element [chunk size/ms]
Throughput:
5 x 3 plots (word type x endianness) (title "<n> MB of <type> (<endianness>)")
1 line per type of Word [chunk size/ MB/s]
-}
-- | A pseudo-random stream of 'Word8' always started from the same initial
-- seed.
randomWord8s :: [Word8]
randomWord8s = map fromIntegral $ unfoldr (Just . R.next) (R.mkStdGen 666)
-- Main function
----------------
main :: IO ()
main = undefined
-- Benchmarking Infrastructure
------------------------------
type MyCriterion a = ReaderT Environment Criterion a
-- | Run a list of benchmarks; flattening benchmark groups to a path of strings.
runFlattenedBenchmarks :: [Benchmark] -> MyCriterion [([String],Sample)]
runFlattenedBenchmarks =
(concat `liftM`) . mapM (go id)
where
go path (Benchmark name b) = do
env <- ask
sample <- lift $ runBenchmark env b
return [(path [name], sample)]
go path (BenchGroup name bs) =
concat `liftM` mapM (go (path . (name:))) bs
-- | Run a benchmark for a series of data points; e.g. to measure scalability
-- properties.
runSeriesBenchmark :: (a -> Benchmark) -> [a] -> MyCriterion [(a,Sample)]
runSeriesBenchmark mkBench xs =
(zip xs . map snd) `liftM` runFlattenedBenchmarks (map mkBench xs)
-- | Use the given config to measure the environment and then run the embedded
-- criterion operation with this information about the environment.
runMyCriterion :: Config -> MyCriterion a -> IO a
runMyCriterion config criterion = do
env <- withConfig config measureEnvironment
withConfig config (runReaderT criterion env)
-- Plotting Infrastructure
--------------------------
colorPalette :: [Colour Double]
colorPalette = [blue, green, red, yellow, magenta, cyan]
lineStylePalette :: [CairoLineStyle]
lineStylePalette =
map (solidLine 1 . opaque) colorPalette ++
map (dashedLine 1 [5, 5] . opaque) colorPalette
-- | > ((title, xName, yName), [(lineName,[(x,y)])])
type PlotData = ((String, String, String), [(String, [(Int, Double)])])
layoutPlot :: PlotData -> Layout1 Int Double
layoutPlot ((title, xName, yName), lines) =
layout1_plots ^= map (Right . toPlot) plots $
layout1_title ^= title $
layout1_bottom_axis ^= mkLinearAxis xName $
layout1_right_axis ^= mkLogAxis yName $
defaultLayout1
where
(linesName, linesData) = unzip lines
plots = zipWith3 plotLine linesName (cycle lineStylePalette) linesData
-- | Plot a single named line using the given line style.
plotLine :: String -> CairoLineStyle -> [(Int,Double)] -> PlotLines Int Double
plotLine name style points =
plot_lines_title ^= name $
plot_lines_style ^= style $
plot_lines_values ^= [points] $
defaultPlotLines
mkLinearAxis :: String -> LayoutAxis Int
mkLinearAxis name = laxis_title ^= name $ defaultLayoutAxis
mkLogAxis :: String -> LayoutAxis Double
mkLogAxis name =
laxis_title ^= name $
laxis_generate ^= autoScaledLogAxis defaultLogAxis $
defaultLayoutAxis
{-
-- Plot Experiments
-------------------
testData :: [(Int,Double)]
testData = zip xs (map (fromIntegral . (^2)) xs)
where xs = [1,2,4,8,16,32]
blazeLineStyle = solidLine 1 . opaque
binaryLineStyle = dashedLine 1 [5, 5] . opaque
plots :: [PlotLines Int Double]
plots = [ plotLine [c] style testData
| (c, style) <- zip ['a'..] (cycle lineStylePalette) ]
mkLayout xname yname title p =
layout1_plots ^= [Right p] $
layout1_title ^= title $
layout1_bottom_axis ^= mkLinearAxis xname $
layout1_right_axis ^= mkLogAxis yname $
defaultLayout1
layouts = zipWith (mkLayout "chunksize" "MB/s") (map return ['A'..]) (map toPlot plots)
testGrid = aboveN $ map (besideN . map (flip tspan (1,1) . toRenderable)) [l1,l2]
where
(l1,l2) = splitAt 3 layouts
testIt = renderableToWindow (gridToRenderable testGrid) 640 480
-}
{-
mkChart :: [((String,CairoLineStyle,a), [(Int, IO (Maybe Double))])] -> IO ()
mkChart task = do
lines <- catMaybes `liftM` mapM measureSerializer task
let plottedLines = flip map lines $ \ ((name,lineStyle,_), points) ->
plot_lines_title ^= name $
plot_lines_style ^= lineStyle $
plot_lines_values ^= [points] $
defaultPlotLines
let layout =
defaultLayout1
{ layout1_plots_ = map (Right . toPlot) plottedLines }
renderableToWindow (toRenderable layout) 640 480
measureSerializer :: (a, [(Int, IO (Maybe Double))]) -> IO (Maybe (a, [(Int,Double)]))
measureSerializer (info, tests) = do
optPoints <- forM tests $ \ (x, test) -> do
optY <- test
case optY of
Nothing -> return Nothing
Just y -> return $ Just (x, y)
case catMaybes optPoints of
[] -> return Nothing
points -> return $ Just (info, points)
-}
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