{"id":18937047,"url":"https://github.com/qc20/non-cartesian-etch-a-sketch","last_synced_at":"2026-04-20T03:32:53.889Z","repository":{"id":239578393,"uuid":"799878102","full_name":"QC20/non-cartesian-etch-a-sketch","owner":"QC20","description":"The Non-Cartesian Etch-A-Sketch is a browser-based simulation that offers a unique drawing experience. Unlike traditional Etch-A-Sketch toys, which operate in Cartesian coordinates (x and y axes), this simulation operates in non-Cartesian or polar coordinates. Try it out in the link below!","archived":false,"fork":false,"pushed_at":"2024-06-25T08:32:17.000Z","size":207,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2024-12-31T21:40:23.712Z","etag":null,"topics":["cartesian","cartesian-coordinate","css","drawing","etch-a-sketch","html","interaction-design","interactive","interactive-visualizations","javascript","polarisation-controller"],"latest_commit_sha":null,"homepage":"https://qc20.github.io/non-cartesian-etch-a-sketch/","language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/QC20.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2024-05-13T09:22:34.000Z","updated_at":"2024-06-25T08:32:20.000Z","dependencies_parsed_at":"2024-06-25T09:59:59.353Z","dependency_job_id":null,"html_url":"https://github.com/QC20/non-cartesian-etch-a-sketch","commit_stats":null,"previous_names":["qc20/non-cartesian-etch-a-sketch"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/QC20%2Fnon-cartesian-etch-a-sketch","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/QC20%2Fnon-cartesian-etch-a-sketch/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/QC20%2Fnon-cartesian-etch-a-sketch/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/QC20%2Fnon-cartesian-etch-a-sketch/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/QC20","download_url":"https://codeload.github.com/QC20/non-cartesian-etch-a-sketch/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":239937699,"owners_count":19721483,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["cartesian","cartesian-coordinate","css","drawing","etch-a-sketch","html","interaction-design","interactive","interactive-visualizations","javascript","polarisation-controller"],"created_at":"2024-11-08T12:09:38.638Z","updated_at":"2026-04-20T03:32:48.647Z","avatar_url":"https://github.com/QC20.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Non-Cartesian Etch-A-Sketch\n\nBreak free from the confines of Cartesian coordinates! With the Non-Cartesian Etch-A-Sketch, one knob dictates the angle while the other controls the radius.\n\n\u003cp align=\"center\"\u003e\n  \u003cimg src=\"https://raw.githubusercontent.com/QC20/non-cartesian-etch-a-sketch/057926b13d3962f396d204209dc39b16b10abe2a/RoundEtchASketch.png\" alt=\"Round-faced Etch-A-Sketch\" width=\"50%\" height=\"50%\"\u003e\n\u003c/p\u003e\n\u003cp align=\"center\"\u003e\n  Round-faced Etch-A-Sketch\n\u003c/p\u003e\n\n ## Overview\n\n  The Non-Cartesian Etch-A-Sketch is a browser-based simulation that offers a unique drawing experience. Unlike traditional Etch-A-Sketch toys, which operate in Cartesian coordinates (x and y axes), this simulation operates in non-Cartesian or polar coordinates. In polar coordinates, the position of a point is determined by its distance from a fixed point (the origin) and the angle it makes with a fixed line (the reference axis).\n\n  ## Non-Cartesian Coordinate Systems\n\n  Non-Cartesian coordinate systems, such as polar coordinates, offer alternative ways to represent points in space. While Cartesian coordinates are based on orthogonal axes (x and y), non-Cartesian systems use different parameters, such as radius and angle, to specify the position of a point. These systems are particularly useful in contexts where circular or radial symmetry is prevalent, such as in polar graphs or certain engineering applications.\n\n  ## Etch-A-Sketch\n\n  Etch-A-Sketch is a classic mechanical drawing toy invented by André Cassagnes and manufactured by the Ohio Art Company. It consists of a gray screen in a red plastic frame with two white knobs on the front. The knobs allow users to move a stylus that displaces aluminum powder on the back of the screen, creating a line drawing. Shaking the toy evenly redistributes the powder, erasing the drawing.\n\n## How to Use\n\nThis browser-based simulation of a polar coordinate Etch-A-Sketch offers an interactive experience:\n\n- **Control Knobs**: Use the arrow keys to manipulate the knobs. Press *UP* or *DOWN* to adjust the radius and *LEFT* or *RIGHT* to change the angle.\n- **Shake to Erase**: Shake your device to erase the sketch and start anew. If you're on a laptop or desktop computer, go ahead and pull on the Etch-A-Sketch to erase its contents.  \n- **Spin it around**: By pressing *X* or *Z*, you can spin the Etch-A-Sketch around its own axis.\n\n## Features\n\n- **Enhanced Controls**: Added touch screen and accelerometer support for a more versatile user experience.\n- **Fluid Drawing**: The canvas dynamically responds to your input, offering smooth and intuitive drawing capabilities.\n\n## Compatibility\n\nThe Non-Cartesian Etch-A-Sketch is compatible with modern web browsers and devices. Whether you're using a desktop computer, laptop, tablet, or smartphone, you can enjoy this simulation on a wide range of platforms.\n\n## Acknowledgement \n\nI would like to express my gratitude to [mitxela](https://mitxela.com) for their innovative work on the Polar Coordinate Etch-a-Sketch project. Upon encountering their project, I was truly inspired by its creativity and ingenuity. It motivated me to embark on my own journey to recreate and modernize this concept. While I have replicated the background photo, the code for my version was developed independently. Thank you, mitxela, for sparking this creative endeavor!\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fqc20%2Fnon-cartesian-etch-a-sketch","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fqc20%2Fnon-cartesian-etch-a-sketch","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fqc20%2Fnon-cartesian-etch-a-sketch/lists"}