Etoys Inbox: Morphic-kfr..76.mcz

A new version of Morphic was added to project Etoys Inbox:
http://source.squeak.org/etoysinbox/Morphic-kfr..76.mcz

==================== Summary ====================

Name: Morphic-kfr..76
Author: kfr.
Time: 7 November 2011, 6:54:46 pm
UUID: d98a768d-9bd9-9847-abf2-8bc0033d18f1
Ancestors: Morphic-kfr..75

return unchanged form on value 0 in filter

=============== Diff against Morphic-kfr..75 ===============

Item was changed:
  ----- Method: SketchMorph>>blur:form: (in category 'filters') -----
  blur: aWidth form: filteredForm
  | f fOut fWidth |
+ aWidth = 0 ifTrue:[^ filteredForm].
  f := filteredForm asFormOfDepth: 32.
  fWidth := f width + (aWidth - 1) max: f width.
  fOut := f deepCopy.
  ScratchPlugin
  primBlur: f bits
  into: fOut bits
  width: fWidth.
  ^ fOut asFormOfDepth: 16!

Item was changed:
  ----- Method: SketchMorph>>brightnessShift:form: (in category 'filters') -----
  brightnessShift: aShift form: filteredForm
  | f fOut shift |
+ aShift = 0 ifTrue:[^ filteredForm].
  shift := aShift min: 100 max: -100.
  f := filteredForm asFormOfDepth: 32.
  fOut := f deepCopy.
  ScratchPlugin
  primShiftBrightness: f bits
  into: fOut bits
  by: shift.
  ^ fOut asFormOfDepth: 16!

Item was changed:
  ----- Method: SketchMorph>>hueShift:form: (in category 'filters') -----
  hueShift: aShift form: filteredForm
  | f fOut shift |
+ aShift = 0 ifTrue:[^ filteredForm].
  shift := aShift min: 180 max: -180.
  f := filteredForm asFormOfDepth: 32.
  fOut := f deepCopy.
  ScratchPlugin
  primShiftHue: f bits
  into: fOut bits
  byDegrees: shift.
  ^ fOut asFormOfDepth: 16!

Item was changed:
  ----- Method: SketchMorph>>saturationShift:form: (in category 'filters') -----
  saturationShift: aShift form: filteredForm
  | f fOut shift |
+ aShift = 0 ifTrue:[^ filteredForm].
  shift := aShift min: 100 max: -100.
  f := filteredForm asFormOfDepth: 32.
  fOut := f deepCopy.
  ScratchPlugin
  primShiftSaturation: f bits
  into: fOut bits
  by: shift.
  ^ fOut asFormOfDepth: 16!

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