User:Rowett

• Real name: Chris Rowett
• My location: United Kingdom

LifeViewer

Author of LifeViewer, a scriptable pattern viewer and editor used here on the Wiki, the Forums, Catagolue and other places. A list of recent enhancements and fixes can be found in the Release Notes.

Golly

Contributions to Golly:

Golly 4.0 (not yet released)

• Rules
  • Added the new Super algo which supports [R]History and [R]Super rules.
  • Added support to Larger than Life algo for HROT format rules, B0 emulation, and many new neighborhoods:
    • Square neighborhoods:
      • Checkerboard
      • Cross
      • Euclidean (L2)
      • Gaussian
      • Hash
      • Saltire
      • Star
    • Hexagonal neighborhoods:
      • Aterisk
      • Hexagonal
      • Tripod
    • Triangular neighborhoods:
      • Triangular
    • All neighborhoods:
      • Custom
      • Weighted (with optional state weights)
• Scripts
  • showinviewer.lua - LifeViewer now fills the browser window and resizes with the browser.
  • update-viewer.lua - downloads the latest version of LifeViewer to use with showinviewer.lua.
  • browse-patterns.lua - can now open the current slideshow pattern in LifeViewer.

Golly 3.4

• Rules
  • Improved runtime performance of RuleLoader @TABLE rules.
• Scripts
  • showinviewer.lua - launches the current pattern in LifeViewer in your default browser.

Golly 3.3

• 3D
  • Major speed improvement to 3D.lua via custom-purpose ovtable commands.
  • Added cell history with fading.
• GUI
  • Fixed a bug caused by simultaneous clicks of different mouse buttons.
• Overlay
  • The optimize command now returns the minimum non-zero alpha bounding box of the clip.
  • The blend command now has a new faster blend mode ("blend 2") which should be used when the destination is opaque.
  • Improved the performance of the drawcells command.
  • Fixed a bug in and made several enhancements to the replace command.
• Rules
  • Fixed a bug where the canonical form of Generations rules in MAP format was incorrect.

Golly 3.2

• Rules
  • MAP rules now support base64 padding.
• Overlay
  • The paste command now supports multiple locations for batch draw.
  • Added a new command lines which can draw multiple unconnected lines.
  • Added a new ovtable script command which provides a high performance table API for a subset of the overlay commands:
    • fill, get, line, lines, paste, rgba and set.
  • Added radio buttons to the oplus package.
  • Menu buttons now support custom colors and shadows.
  • Added timing function to the gplus package.
• Bounded grids
  • Fixed a bug where patterns larger than bounded grids were not correctly clipped.
• Scripts
  • credits.lua - animated credits that can be launched from Help > Credits page.
  • 3D.lua - improved generating and rendering speed, added depth shading and canonical rule format.

Golly 3.0

• Rules
  • Added support for MAP rules to QuickLife, HashLife and Generations.
  • Added B0 emulation to isotropic non-totalistic rules.
  • Generations algorithm now supports Hex, Von Neumann and non-totalistic Moore neighborhoods.
  • QuickLife, HashLife and Generations now support much longer rule names.
  • Improved Larger than Life performance.
• GUI
  • Drawing cell borders when zoomed in >2x is now controlled by a View Preference: "Zoomed cells have borders".
  • Significantly improved pattern rendering speed when zoomed in.
  • Added support for OpenGL 1.x
• Overlay
  • Many improvements to the Overlay including the ability to play audio files.
• Script Commands
  • Added getinfo command to get the comments from the current pattern.
  • Added getpath command to get the pathname of the current pattern.
  • The getevent command can now detect the release of a key.
• Scripts
  • lifeviewer.lua - a Lua version of LifeViewer which runs in Golly using the Overlay (work in progress).
  • Co-wrote overlay-demo.lua which demonstrates most of the Overlay functions.
  • breakout.lua - a working game as a more sophisticated example of the Overlay functions.
  • browse-patterns.lua - allows you to browse through patterns in a folder (and optionally any sub-folders) manually or automatically.

Golly 2.8

• Rules
  • Added support for Alan Hensel's isotropic non-totalistic rules to QuickLife and HashLife.
• GUI
  • Some improvements to the OpenGL rendering.