2024-05-21 19:01:08 +02:00
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# Conway's game of life
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I wanted to play around a little bit with GOL in golang and here's the
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result. It's a simple game using
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[ebitengine](https://github.com/hajimehoshi/ebiten/).
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2024-05-23 15:23:06 +02:00
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# Features
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* flexible parameters as grid and cell size
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* colors can be inverted
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* game grid lines can be enabled or disabled
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* game speed can be adjusted on startup and in-game
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* you can zoom in and out of the canvas and move it around
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* game can be paused any time
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* it can be run step-wise
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* game state can be saved any time and loaded later on startup
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* various Life rules can be used, the rule format `B[0-9]+/S[0-9]+` is fully supported
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* game patterns can be loaded using RLE files, see https://catagolue.hatsya.com/home
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* you can paint your own patterns in the game
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* the game can also be started with an empty grid, which is easier to paint patterns
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2024-05-21 19:01:08 +02:00
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# Build and install
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Just execute: `go build .` and use the resulting executable.
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You'll need the golang toolchain.
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# Usage
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The game has a couple of commandline options:
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```default
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Usage of ./gameoflife:
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-c, --cellsize int cell size in pixels (default 8)
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-d, --debug show debug info
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-D, --density int density of random cells (default 10)
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-e, --empty start with an empty screen
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-H, --height int grid height in cells (default 40)
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-i, --invert invert colors (dead cell: black)
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-l, --load-state-file string game state file
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-n, --nogrid do not draw grid lines
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-p, --paused do not start simulation (use space to start)
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-f, --rle-file string RLE pattern file
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-r, --rule string game rule (default "B3/S23")
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-s, --show-evolution show evolution tracks
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-t, --ticks-per-generation int game speed: the higher the slower (default: 10) (default 10)
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-v, --version show version
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-W, --width int grid width in cells (default 40)
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```
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While it runs, there are a couple of commands you can use:
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2024-05-22 19:48:37 +02:00
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* left mouse click: set a cell to alife (also pauses the game)
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* right mouse click: set a cell to dead
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* space: pause or resume the game
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2024-05-22 14:06:33 +02:00
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* while game is paused: press n to forward one step
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* page up: speed up
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* page down: slow down
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* Mouse wheel: zoom in or out
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* move mouse while middle mouse button pressed: move canvas
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* escape: reset to 1:1 zoom
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* s: save game state to file (can be loaded with -l)
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* q: quit
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# Report bugs
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[Please open an issue](https://github.com/TLINDEN/gameoflife/issues). Thanks!
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# License
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This work is licensed under the terms of the General Public Licens
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version 3.
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# Author
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Copyleft (c) 2024 Thomas von Dein
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