fix bench_jpeg, change benchy and xray format.

tests/bench_jpeg.nim

@@ -1,19 +1,17 @@
-import benchy, jpegsuite, pixie/fileformats/jpeg, stb_image/read as stbi,
-    strformat, os
+import benchy, pixie/fileformats/jpeg, jpegsuite, os, stb_image/read as stbi
 
 for file in jpegSuiteFiles:
   let data = readFile(file)
-  var name = file.splitPath.tail
-  name.setLen(min(name.len, 22))
-  timeIt &"pixie {name} decode":
+
+  timeIt "pixie " & file.splitPath.tail & " decode", 10:
     discard decodeJpeg(data)
 
 block:
   for file in jpegSuiteFiles:
     let data = readFile(file)
     var name = file.splitPath.tail
-    name.setLen(min(name.len, 22))
-    timeIt &"stb {name} decode":
+
+    timeIt "stb " & file.splitPath.tail & " decode", 10:
       var width, height, channels: int
       discard loadFromMemory(
         cast[seq[byte]](data),

tests/test_images_draw.nim

@@ -279,7 +279,7 @@ block:
   image.draw(strokeImage)
 
   image.xray("tests/images/fillOptimization.png")
-  # doAssert image[10, 10] == rgbx(255, 127, 63, 255)
+  doAssert image[10, 10] == rgbx(255, 127, 63, 255)
 
 block:
   let a = newImage(100, 100)

tests/xrays.nim

@@ -1,26 +1,17 @@
 import pixie, strformat, os, strutils
 
-proc makeDirs*(dirs: string) =
-  var path = ""
-  for dir in dirs.split("/"):
-    path.add dir
-    if not dirExists(path):
-      echo "mkdir ", path
-      createDir(path)
-    path.add "/"
-
 proc xray*(image: Image, masterPath: string) =
   let
-    imagePath = "tmp/generated/" & masterPath
-    xRayPath = "tmp/xray/" & masterPath
-  makeDirs(imagePath.splitPath.head)
-  makeDirs(xRayPath.splitPath.head)
-  image.writeFile(imagePath)
+    generatedPath = "tmp/generated/" & masterPath
+    xrayPath = "tmp/xray/" & masterPath
+  createDir(generatedPath.splitPath.head)
+  createDir(xrayPath.splitPath.head)
+  image.writeFile(generatedPath)
   let
     master = readImage(masterPath)
     (score, xRay) = diff(image, master)
-  xRay.writeFile(xRayPath)
-  echo &"diff {masterPath} -> {score:0.6f}"
+  xRay.writeFile(xrayPath)
+  echo &"xray {masterPath} -> {score:0.6f}"
 
 proc xray*(mask: Mask, masterPath: string) =
   mask.newImage.xray(masterPath)