light9 Changeset - 3bb58b74c9c1

Changeset - 3bb58b74c9c1

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Drew Perttula - 8 years ago 2017-04-12 06:04:18
drewp@bigasterisk.com

timeline: add cache of floats between graph updates for smoother redraws
Ignore-this: dbdc4782855087f4ec12f1d24d440484

2 files changed with 16 insertions and 3 deletions:

light9/web/graph.coffee

light9/web/timeline/timeline.coffee

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light9/web/graph.coffee

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@@ @@ -136,6 +136,7 @@ class window.SyncedGraph @@
     # if we had a Store already, this lets N3.Store free all its indices/etc
     @graph = N3.Store()
     @_addPrefixes(@prefixes)
     @cachedFloatValues = new Map();
   _addPrefixes: (prefixes) ->
@@ @@ -179,6 +180,7 @@ class window.SyncedGraph @@
     # In most cases you want applyAndSendPatch.
+    #
     # This is the only method that writes to @graph!
     @cachedFloatValues.clear()
     for quad in patch.delQuads
       @graph.removeTriple(quad)
     for quad in patch.addQuads
@@ @@ -233,7 +235,13 @@ class window.SyncedGraph @@
         throw new Error("too many values: " + JSON.stringify(quads))
   floatValue: (s, p) ->
     parseFloat(N3.Util.getLiteralValue(@_singleValue(s, p)))
     key = s + '|' + p
     hit = @cachedFloatValues.get(key)
     return hit if hit != undefined
     ret = parseFloat(N3.Util.getLiteralValue(@_singleValue(s, p)))
     @cachedFloatValues.set(key, ret)
     return ret
   stringValue: (s, p) ->
     N3.Util.getLiteralValue(@_singleValue(s, p))

light9/web/timeline/timeline.coffee

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@@ @@ -433,7 +433,12 @@ Polymer @@
       @graph.subjects(@uri, @uri, @uri)
       return
     if @isDetached?
       return
       return
     @updateDisplay()
   updateDisplay: ->
     # update our note DOM and SVG elements based on the graph
     U = (x) -> @graph.Uri(x)
@@ @@ -559,6 +564,7 @@ Polymer @@
   addHandler: ->
     @graph.runHandler(@update.bind(@))
   update: ->
     U = (x) -> @graph.Uri(x)
     @effect = @graph.uriValue(@uri, U(':effectClass'))
@@ @@ -735,7 +741,6 @@ Polymer @@
       _line(@ctx, @cursorPath.bot0, @cursorPath.bot1, '#ff0303', '3px')
       @ctx.stroke()
 Polymer
   is: 'light9-adjusters-canvas'
   behaviors: [ Polymer.IronResizableBehavior ]

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