Doodle is the game engine for Sketchy Maze written in Go. https://www.sketchymaze.com/
 
 
 
 
 
 
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Noah 08e65c32b5 Overhaul the Platformer Physics System
* Player character now experiences acceleration and friction when
  walking around the map!
* Actor position and movement had to be converted from int's
  (render.Point) to float64's to support fine-grained acceleration
  steps.
* Added "physics" package and physics.Vector to be a float64 counterpart
  for render.Point. Vector is used for uix.Actor.Position() for the sake
  of movement math. Vector is flattened back to a render.Point for
  collision purposes, since the levels and hitboxes are pixel-bound.
* Refactor the uix.Actor to no longer extend the doodads.Drawing (so it
  can have a Position that's a Vector instead of a Point). This broke
  some code that expected `.Doodad` to directly reference the
  Drawing.Doodad: now you had to refer to it as `a.Drawing.Doodad` which
  was ugly. Added convenience method .Doodad() for a shortcut.
* Moved functions like GetBoundingRect() from doodads package to
  collision, where it uses its own slimmer Actor interface for just the
  relevant methods it needs.
2020-04-04 21:00:32 -07:00
assets Lemon-shaped Ellipse Tool (WIP) 2019-07-14 14:18:44 -07:00
cmd Doodad Tool: Add Tag Support for edit-doodad 2020-01-02 22:12:20 -08:00
dev-assets Overhaul the Platformer Physics System 2020-04-04 21:00:32 -07:00
docker Fedora Dockerfile for building 2019-04-05 13:16:33 -07:00
docs Overhaul the Platformer Physics System 2020-04-04 21:00:32 -07:00
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pkg Overhaul the Platformer Physics System 2020-04-04 21:00:32 -07:00
scripts MacOS .app Bundle 2019-07-17 18:10:13 -07:00
types Save and restore maps as JSON files 2018-06-17 10:31:44 -07:00
wasm Doodads: Crumbly Floor, Start Flag & State Blocks 2019-12-30 18:13:28 -08:00
.editorconfig Initial commit 2017-10-26 18:03:11 -07:00
.gitignore Initial Guidebook code 2020-03-09 22:21:59 -07:00
Building.md Minor Build Script Updates, Mac OS Support 2019-07-08 18:16:45 -07:00
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Debug Notes.md Add JS + History to Shell, Add Main Scene 2018-07-25 19:38:54 -07:00
Ideas.md Add Switches, Fire/Water Collision and Play Menu 2019-07-06 18:30:03 -07:00
Makefile MacOS .app Bundle 2019-07-17 18:10:13 -07:00
Open Source Licenses.md Add Open Source Licenses 2019-07-08 19:12:25 -07:00
README.md Add Open Source Licenses 2019-07-08 19:12:25 -07:00
TODO.md Better Ellipse Drawing Algorithm 2019-07-16 18:27:00 -07:00
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README.md

Project: Doodle (Working Title)

Homepage: https://www.kirsle.net/doodle

Doodle is a drawing-based maze game.

The theme of Doodle is centered around hand-drawn, side-scrolling platformer type mazes. You can draw your own levels using freehand and basic drawing tools, color in some fire or water, and drag in pre-made "Doodads" like buttons, keys and doors to add some interaction to your level.

This is a very early pre-release version of the game. Expect bugs and slowness but get a general gist of what the game is about.

This alpha release of the game comes with two example levels built-in for playing or editing and a handful of built-in Doodads.

Features

(Eventually), the high-level, user-facing features for the game are:

  • Draw your own levels freehand and then play them like a 2D platformer game.
  • In Adventure Mode you can play through a series of official example levels that ship with the game.
  • In Edit Mode you can draw a map freehand-style and lay down physical geometry, and mark which lines are solid or which ones behave like fire.
  • Drag and drop Doodads like buttons, doors and keys into your level and link them together so that buttons open doors and levers activate devices.
  • In Play Mode you can play your level as a 2D platformer game where you collect keys, watch out for enemies, and solve puzzles to get to the exit.
  • Easily Share your custom maps with friends.

Mod-friendly

(Eventually) all these features will support custom content in the game:

  • Users can create Custom Doodads to extend the game with a scripting language like JavaScript. The sprites and animations are edited in-game in Edit Mode, but the scripting is done in your text editor.
  • In Edit Mode you can drag custom doodads into your maps.
  • To Share your maps, you can choose to bundle the custom doodads inside your map file itself, so that other players can play the map without needing to install the doodads separately.
  • If you receive a map with custom doodads, you can install the doodads into your copy of the game and use them in your own maps.

Keybindings

Global Keybindings:

Escape
  Close the developer console if open, without running any commands.
  Exit the program otherwise.

Enter
  Open and close the developer console, and run commands while the
  console is open.

F3
  Toggle the Debug Overlay.

F4
  Toggle debug collision hitboxes.

In Play Mode:

Cursor Keys
  Move the player around.
"E" Key
  Edit the map you're currently playing if you came from Edit Mode.

In Edit Mode:

Cursor Keys
  Scroll the view of the map around.
"P" Key
  Playtest the current map you're working on.
"F" Key
  Switch to the Pencil (Freehand) Tool
"L" Key
  Switch to the Line Tool
"R" Key
  Switch to the Rectangle Tool
Ctrl-Z
  Undo
Ctrl-Y
  Redo

Built-In Doodads

A brief introduction to the built-in doodads available so far:

  • Characters
    • Blue Azulian: this is used as the player character for now. If dragged into a level, it doesn't do anything but is affected by gravity.
    • Red Azulian: an example mobile mob for now. It walks back and forth, changing directions only when it comes across an obstacle and can't proceed any further.
  • Doors and Keys
    • Colored Doors: these act like solid barriers until the player or another doodad collects the matching colored key.
    • Colored Keys: these are collectable items that allow the player or another doodad to open the door of matching color. Note that inventories are doodad-specific, so other mobs besides the player can steal a key before the player gets it! (For now)
    • Electric Door: this mechanical door stays closed and only opens when it receives a power signal from a linked button.
    • Trapdoor: this door allows one-way access, but once it's closed behind you, you can't pass through it from that side!
  • Buttons
    • Button: while pressed by a player or other doodad, the button emits a power signal to any doodad it is linked to. Link a button to an electric door, and the door will open while the button is pressed and close when the button is released.
    • Sticky Button: this button will stay pressed once activated and will not release unless it receives a power signal from another linked doodad. For example, one Button that links to a Sticky Button will release the sticky button if pressed.
  • Switches
    • Switch: when touched by the player or other doodad, the switch will toggle its state from "OFF" to "ON" or vice versa. Link it to an Electric Door to open/close the door. Link switches to each other as well as to a door, and all switches will stay in sync with their ON/OFF state when any switch is pressed.

Developer Console

Press Enter at any time to open the developer console.

Commands supported:

close
  Exit to the game's title screen.

new
  Show the "New Level" screen to start editing a new map.

save [filename]
  Save the current map in Edit Mode. The filename is required if the map has
  not been saved yet.

edit [filename]
  Open a map or doodad in Edit Mode.

play [filename]
  Open a map in Play Mode.

echo <text>
  Flash a message to the console.

clear
  Clear the console output history.

exit
quit
  Close the developer console.

Known Bugs

  • In an Unbounded map, the game will sometimes spaz out in Play Mode when the character moves into negative coordinates (off the top or left edge of the level). Stick with only "Bounded" and "No Negative Space" levels instead.

Author

Copyright (C) 2019 Noah Petherbridge. All rights reserved.