{"id":15980634,"url":"https://github.com/drwpow/daltonlens-webgl","last_synced_at":"2025-04-04T18:44:49.107Z","repository":{"id":253147795,"uuid":"841688366","full_name":"drwpow/daltonlens-webgl","owner":"drwpow","description":"Port of libDaltonLens to a WebGL shader","archived":false,"fork":false,"pushed_at":"2024-08-15T16:46:10.000Z","size":532,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-02-10T04:17:32.942Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"TypeScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/drwpow.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","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":"2024-08-12T22:02:32.000Z","updated_at":"2024-08-17T03:55:02.000Z","dependencies_parsed_at":"2024-10-30T07:48:25.554Z","dependency_job_id":null,"html_url":"https://github.com/drwpow/daltonlens-webgl","commit_stats":{"total_commits":4,"total_committers":1,"mean_commits":4.0,"dds":0.0,"last_synced_commit":"5adfc0ee1d617849fe3c6f90b28457b0c6be99c9"},"previous_names":["drwpow/daltonlens-webgl"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/drwpow%2Fdaltonlens-webgl","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/drwpow%2Fdaltonlens-webgl/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/drwpow%2Fdaltonlens-webgl/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/drwpow%2Fdaltonlens-webgl/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/drwpow","download_url":"https://codeload.github.com/drwpow/daltonlens-webgl/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247234850,"owners_count":20905852,"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":[],"created_at":"2024-10-08T00:21:23.657Z","updated_at":"2025-04-04T18:44:49.083Z","avatar_url":"https://github.com/drwpow.png","language":"TypeScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# daltonlens-webgl\n\nWebGL port of DaltonLens protanopia/deuteranopia simulation.\n\n## Usage\n\n```sh\nnpm i daltonlens-webgl\n```\n\n### Basic JS\n\nThe default export ships an object with `vShader` and `fShader` that contains a string of the shader code:\n\n```js\nimport daltonLens from \"daltonlens-webgl\";\n\ndaltonLens.vShader; // vector shader\ndaltonLens.fShader; // fragment shader\n```\n\nExample of loading using generic WebGL code:\n\n```js\nconst canvasEl = document.getElementById(\"canvas\");\nconst gl = canvasEl.getContext(\"webgl2\");\n\n// vertex shader\nconst vShader = gl.createShader(gl.VERTEX_SHADER);\ngl.shaderSource(vShader, daltonLens.vShader);\ngl.compileShader(vShader);\nif (!gl.getShaderParameter(vShader, gl.COMPILE_STATUS)) {\n  throw new Error(\n    `VECTOR SHADER: ${gl.getShaderInfoLog(vShader) || \"unknown\"}`\n  );\n}\n\n// fragment shader\nconst fShader = gl.createShader(gl.FRAGMENT_SHADER);\ngl.shaderSource(fShader, daltonLens.fShader);\ngl.compileShader(fShader);\nif (!gl.getShaderParameter(fShader, gl.COMPILE_STATUS)) {\n  throw new Error(\n    `FRAGMENT SHADER: ${gl.getShaderInfoLog(fShader) || \"unknown\"}`\n  );\n}\n```\n\n### .frag / .vert files\n\nAlternately, this package ships `shader.frag` and `shader.vert` if you prefer loading shaders that way:\n\n```js\nimport vShader from \"daltonlens-webgl/shader.vert\";\nimport fShader from \"daltonlens-webgl/shader.frag\";\n```\n\nNote this will likely take custom Vite or webpack config to work though.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdrwpow%2Fdaltonlens-webgl","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdrwpow%2Fdaltonlens-webgl","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdrwpow%2Fdaltonlens-webgl/lists"}