make sketch parameters global vars

2 files changed, 10 insertions, 7 deletions

diff --git a/const.go b/const.go
index 700d3df..c97578c 100644
--- a/const.go
+++ b/const.go
@@ -3,9 +3,12 @@ package main
 // Defined as var to prevent from using them as const as I want to keep
 // beeing able to change tkem at runtime.
 var (
-	chunkSize  = 8 << 10
-	chunksName = "chunks"
-	chunkIdFmt = "%015d"
-	versionFmt = "%05d"
-	filesName  = "files"
+	chunkSize     = 8 << 10
+	chunksName    = "chunks"
+	chunkIdFmt    = "%015d"
+	versionFmt    = "%05d"
+	filesName     = "files"
+	sketchWSize   = 32
+	sketchSfCount = 3
+	sketchFCount  = 4
 )
diff --git a/repo.go b/repo.go
index a898f36..a505859 100644
--- a/repo.go
+++ b/repo.go
@@ -221,7 +221,7 @@ func hashChunks(chunks <-chan StoredChunk) (FingerprintMap, SketchMap) {
 		io.Copy(hasher, c.Reader())
 		h := hasher.Sum64()
 		fingerprints[h] = c.Id()
-		sketch, _ := SketchChunk(c, 32, 3, 4)
+		sketch, _ := SketchChunk(c, sketchWSize, sketchSfCount, sketchFCount)
 		for _, s := range sketch {
 			prev := sketches[s]
 			if contains(prev, c.Id()) {
@@ -246,7 +246,7 @@ func findSimilarChunk(chunk Chunk, sketches SketchMap) (*ChunkId, bool) {
 	var similarChunks = make(map[ChunkId]int)
 	var max int
 	var similarChunk *ChunkId
-	sketch, _ := SketchChunk(chunk, 32, 3, 4)
+	sketch, _ := SketchChunk(chunk, sketchWSize, sketchSfCount, sketchFCount)
 	for _, s := range sketch {
 		chunkIds, exists := sketches[s]
 		if !exists {