3.9 - Mask Improvements, Magic Wand

• Added - Mask Ellipse (selectable to the right mouse button)
• Added - Mask Wand (Magic Wand) (selectable to the right mouse button)
• Improved - Automatically enable the mask when the Mask Rectangle or Mask Ellipse tools are used
• Fixed - Slow memory deallocation problem.
• Fixed - A number of small rounding errors that effected maximum values on a number of filters.
• Fixed - When selecting an ArtSet brush and moving the cursor with the button down control updates didn't occur.
• Fixed - When selecting an ArtSet brush without color information at the the color banks would also get changed.

3.8 - Mask improvements and important bug fix

• Added - Mask Rectangle (selectable to the right mouse button)
• Added - Brush Effect Envelope - d-rnd (dab random) a single random value for the duration of a dab
• Added - Brush Effect Envelope - s-rnd (stroke random) a single random value for the duration of the stroke (pen down to pen up)
• Fixed - Brush Effects - All the "Bld x" effects were inadvertently broken in release 3.6.

3.7 - Bug Fixes plus a Few Additions

• Added - Cool and Crazy Art Set
• Added - Brush Effect Envelope - B-ang (Brush Angle). Works well with the Spin brush effect for a raking effect.
• Added - Menu shortcuts for the Mask menu
• Improved - When pasting resize the page to match that of the image being pasted.
• Changed - Removed status bar at bottom of main window. It is not used.
• Fixed - Crash case on start up if splash logo can't be loaded.
• Fixed - Crash case is image for tool bar can't be loaded.
• Fixed - The hold brush menu text showed the wrong short key as C is should be H
• Fixed - ipulse effect envelope was not calculated properly
• Fixed - Copy, Cut and Paste not working properly on older Windows OSes
• Fixed - Conflict of Page menu shortcut for the Next Page and Previous Page menus
• Fixed - Brush Effect - Filter - resulting in incorrect behavior in other effects that could the number of dabs in a stroke.

3.6 - Various Enhancements

• Added - Crop feature (selectable to the right mouse button)
• Added - Added "Insert Random Line" script command. Records a random line using the current brush.
• Added - Base brush types Sketched Small and Sketched Medium - under the Artists brush category
• Added - Brush Effect Envelopes - Page spread X (pspdx) and Page spread Y (pspdy)
• Added - Brush Effect - Blend Capture
• Added - Brush Effects - Burst 25, Burst 50, and Burst 100. (combination of spray and radial)
• Added - Script menu command "Insert Random Dabs".
• Added - Kaleidoscope Script - Just for fun!
• Added - Starfield Script - A randomly generate starfield.
• Improved - Performance improvement for brushes with complex effects - large number of dabs and effects.
• Improved - Record the current random brush generation locks when recording a random brush into a script.
• Improved - Automatic selection of randomly generated brushes.
• Fixed - Two different cases where dynamics sized brushes could result in a crash.
• Fixed - Brush effects Jitter2 and Scatter2 were not randomizing properly and start of the stroke.

3.5 - A Lot of New Brushes!

• Added - Auto save feature at 5 minute intervals.
• Added - Descriptions to ArtSets.
• Added - Brush Effects - Scrumble 1, Scrumble 2 and Scrumble 3
• Added - Brush Effect Envelope - isprd (inner dab spread). Spread the envelope over each effect dab.
• Added - ArtSet optimizer. From the ArtSet menu. Shifts all brush effects to the top for better performance.
• Added - Pastel Art Set
• Added - Jan Kirklands Landscape ArtSet
• Added - Tubey Twisty Color Brushes ArtSet
• Fixed - Terminate script play back if end of file encountered sooner than expected.
• Fixed - Prevent a case where a crash could occur when drawing off the page with some brush effects.
• Fixed - Error exit case when loading an artset after importing an image from a different directory.
• Fixed - DropOut effect envelopes, where behavior was different after first stroke
• Fixed - Brushes with dynammic sizes were drawn incorrect at the top and left edges of the page.

3.4 - New Name TwistedBrush! Improvements to tools, effects and ArtSets

• Added - Gradient Tool both linear and radial (selectable to the right mouse button)
• Added - Rectangle Tool (selectable to the right mouse button)
• Added - Ellipse Tool (selectable to the right mouse button)
• Added - Remember previous position and size of the main application window when starting.
• Added - Quick system to load ArtSets, using the "Load" button on the ArtSet panel
• Added - Random Brush Explorer. Allows locking various attributes from change. Under the Countrol menu.
• Added - ArtSet presets now have the option for not saving color information
• Added - Brush Effect - Spin (advanced feature but nice addition)
• Added - Brush Effects - Matrix6, Matrix7, Matrix8, Matrix9 and Matrix10
• Added - Brush Effects - Row10, Row15, Row20 and Row30
• Added - Brush Effects - Column10, Column15, Column20 and Column30
• Added - Brush Effects - Density Adj and Opacity Adj
• Added - Brush Effects - Hue Rnd, Saturation Rnd and Value Rnd
• Added - Brush Effects - Dropout and Dropout2
• Added - Brush Effects - Jitter2 and Scatter2 (these do not use intrisic randomizer, but relies on the effect envelope)
• Added - Brush Effects Envelopes - Fade in (f-in) and Fade out (f-out)
• Added - Brush Effects Envelope - Seed (random for the length of the stroke)
• Added - Brush Effects Envelope - Combo (Similar to flat but treats freq as tens and amount as ones)
• Added - Brush Effects Envelopes - dab x and dab y.
• Added - Wild Brush Sampler 8 (60 more selected random brushes)
• Improved - Eliminate draw-in on start-up
• Improved - Performance for small brushes that have brush effects duplicators (matrix, row, etc.)
• Improved - Tapping the mouse button or pen now results in drawing on the page. (previous required mouse/pen movement)
• Changed - Name to TwistedBrush from Pixarra Sketchbook
• Changed - Handling of dynamic colors in brush effects (may result in a small number of presets acting differently)
• Fixed - The "Exit" menu was not properly saving images and presets.
• Fixed - Don't allow the Mask effect on randomly generated brushes.
• Fixed - Rare case where brushes would stop applying the required bristle randomness

3.3 - Various Updates

• Added - Luminance color selector integrated into the main color selection tools
• Added - ArtSet row span generation.
• Added - Stylize filter "Frosted Glass"
• Added - A Tool bar for accessing tools assigned to the right mouse button.
• Added - Flood Fill tool
• Improved - Added numeric values labels representing the sliders in all filter dialogs
• Changed - Moved the Tools menu to the new Tools Bar
• Fixed - Wave and Zig Zag Filter have reversed left to right and top to bottom labels
• Fixed - The Watercolor filter fixed and renamed to Watercolor Tint, move the the Color category.
• Fixed - The range of values in filters (sliders) was 10 percent too narrow.
• Fixed - Zoom error when only one axis has a scroll bar image could be shifted off the paper.

3.2 - Tutorials

• Added - Link to the Pixarra Sketchbook Online Tutorials in the Help menu
• Added - Link to the Pixarra Sketchbook Online Forum in the Help menu
• Added - Blur filter "Motion Blur" (linear)
• Added - Blur filter "Radial Blur"
• Added - Blur filter "Zoom Blur"
• Improved - Significantly increased the maximum radius for the gaussian blur filter
• Fixed - Undo not working with straight line tool
• Fixed - The direct zoom commands under the View menu were not working properly

3.1 - Filters

• Added - Artistic filter "Oil Paint"
• Added - Artistic filter "Stipple"
• Added - Artistic filter "Watercolor"
• Added - Blur filter "Blur"
• Added - Blur filter "Blur More"
• Added - Blur filter "Gaussian Blur"
• Added - Brightness and Contrast filter "Brightness and Contrast"
• Added - Brightness and Contrast filter "Brightness Histogram Equalize"
• Added - Brightness and Contrast filter "Brightness Histogram Stretch"
• Added - Brightness and Contrast filter "Brightness Histogram Stretch HSL"
• Added - Brightness and Contrast filter "Gamma"
• Added - Brightness and Contrast filter "Histogram Equalize"
• Added - Brightness and Contrast filter "Histogram Stretch"
• Added - Color filter "Duotone"
• Added - Color filter "Grayscale"
• Added - Color filter "Negative"
• Added - Color filter "Posterize"
• Added - Color filter "Solarize"
• Added - Color filter "Threshold"
• Added - Color filter "Tint"
• Added - Distort filter "Elliptical"
• Added - Distort filter "Lens"
• Added - Distort filter "Marble"
• Added - Distort filter "Offset"
• Added - Distort filter "Pinch"
• Added - Distort filter "Ripple"
• Added - Distort filter "Spin"
• Added - Distort filter "Spin Wave"
• Added - Distort filter "Wave"
• Added - Distort filter "Wow"
• Added - Distort filter "Zig Zag"
• Added - Noise filter "Despeckle"
• Added - Noise filter "Dust and Scratches"
• Added - Noise filter "Add Gaussian Noise"
• Added - Noise filter "Add Negative Exponential Noise"
• Added - Noise filter "Add Rayleigh Noise"
• Added - Noise filter "Add Uniform Noise"
• Added - Pixelate filter "Halftone"
• Added - Pixelate filter "Mosaic"
• Added - Render filter "Color Noise"
• Added - Render filter "Hugo Noise"
• Added - Render filter "Perlin Noise"
• Added - Sharpen filter "Sharpen"
• Added - Sharpen filter "Sharpen More"
• Added - Sharpen filter "Unsharp Mask"
• Added - Stylize filter "Bevel"
• Added - Stylize filter "Crackle"
• Added - Stylize filter "Emboss"
• Added - Stylize filter "Fingerprint"
• Added - Stylize filter "Gausy"
• Added - Stylize filter "Scribble"

3.0 - Tracing feature, imaging resize and zooming refinements

• Added - Image resizing, with bilinear, bicubic, lanczos3 and B-Spline choices
• Added - Image horizontal flip
• Added - Image vertical flip
• Added - Image rotate right
• Added - Image rotate left
• Added - Tracing feature. Found under the "Page" menu.
• Added - Additional blenders added. "Basic blend soft", "Water blend" and "Water blend soft"
• Improved - When zooming in and out preserve the scroll location.
• Improved - When changing pages preserve the scroll location if the page size didn't change.
• Improved - Minor performance enhancements in the brush engine.
• Improved - To the "Blend cloth" and "Blend Water" presets of the Graphite Art Set.