versor - npm Package Compare versions
Comparing version 0.0.4 to 0.1.0
| { | ||
| "name": "versor", | ||
| "version": "0.0.4", | ||
| "version": "0.1.0", | ||
| "description": "Versor", | ||
@@ -12,5 +12,5 @@ "keywords": [ | ||
| "license": "GPL-3.0", | ||
| "main": "build/versor.js", | ||
| "unpkg": "build/versor.min.js", | ||
| "jsdelivr": "build/versor.min.js", | ||
| "main": "dist/versor.js", | ||
| "unpkg": "dist/versor.min.js", | ||
| "jsdelivr": "dist/versor.min.js", | ||
| "module": "src/versor.js", | ||
@@ -28,14 +28,14 @@ "jsnext:main": "src/versor.js", | ||
| "scripts": { | ||
| "pretest": "rm -rf build && mkdir build && rollup --banner \"$(preamble)\" -f umd -n versor -o build/versor.js -- src/versor.js", | ||
| "test": "tape 'test/**/*-test.js'", | ||
| "prepublishOnly": "npm run test && uglifyjs --preamble \"$(preamble)\" build/versor.js -c negate_iife=false -m -o build/versor.min.js", | ||
| "postpublish": "zip -j build/versor.zip -- LICENSE.txt README.md build/versor.js build/versor.min.js" | ||
| "pretest": "rollup -c", | ||
| "test": "tape 'test/**/*-test.js' && eslint src", | ||
| "prepublishOnly": "rm -rf dist && yarn test", | ||
| "postpublish": "zip -j dist/versor.zip -- LICENSE.txt README.md dist/versor.js dist/versor.min.js" | ||
| }, | ||
| "dependencies": {}, | ||
| "devDependencies": { | ||
| "package-preamble": "0.1.0", | ||
| "rollup": "0.66.6", | ||
| "tape": "4.9.1", | ||
| "uglify-js": "3.4.9" | ||
| "eslint": "6", | ||
| "rollup": "1", | ||
| "rollup-plugin-terser": "5", | ||
| "tape": "4" | ||
| } | ||
| } |
@@ -9,3 +9,3 @@ # Versor | ||
| This method, introduced by [Jason Davies](https://www.jasondavies.com/maps/rotate/) and Mike Bostock, is called [versor dragging](https://bl.ocks.org/mbostock/7ea1dde508cec6d2d95306f92642bc42). | ||
| This method, introduced by [Jason Davies](https://www.jasondavies.com/maps/rotate/) and Mike Bostock, is called [versor dragging](https://gist.github.com/mbostock/7ea1dde508cec6d2d95306f92642bc42). | ||
@@ -18,15 +18,38 @@ This module contains the quaternion & versor functions. For a directly usable package, see [d3-inertia](https://github.com/Fil/d3-inertia). | ||
| ```js | ||
| var versor = require("versor"); | ||
| const versor = require("versor"); | ||
| versor([90,0,0]); // [0.7071068, 0.7071068, 0, 0] | ||
| // interpolate angles (slerp), see https://observablehq.com/@d3/world-tour | ||
| versor.interpolate(rotation0, rotation1); // function of (t) | ||
| var v0 = versor([ 0, 0, 0 ]), v1 = versor([ 90, 0, 0 ]); | ||
| // quaternion to rotate between p0 and p1, see d3-inertia | ||
| const p0 = [0, 0], | ||
| p1 = [90, 0], | ||
| c0 = versor.cartesian(p0), | ||
| c1 = versor.cartesian(p1); | ||
| versor.delta(c0, c1); // [0.7071, 0.7071, 0, 0] | ||
| // quaternion to rotate between v0 and v1 | ||
| versor.delta(v0, v1); // [0.923879, 0.3826834, 0, 0] | ||
| // tweening: quaternion to rotate halfway between p0 and p1 | ||
| versor.delta(c0, c1, 0.5); // [0.9239, 0.3827, 0, 0] | ||
| // tweening: quaternion to rotate halfway between v0 and v1 | ||
| versor.delta(v0, v1, 0.5); // [0.980785, 0.19509, 0, 0] | ||
| // utilities | ||
| // get cartesian coordinates [x, y, z] given spherical coordinates [λ, φ]. | ||
| versor.cartesian = function(e) { | ||
| var l = e[0] * radians, p = e[1] * radians, cp = cos(p); | ||
| return [cp * cos(l), cp * sin(l), sin(p)]; | ||
| }; | ||
| // create a quaternion from Euler angles | ||
| const q0 = versor([90,0,0]); // [0.7071068, 0.7071068, 0, 0] | ||
| const q1 = versor([0,90,0]); // [0.7071068, 0, 0.7071068, 0] | ||
| // the quaternion that represents q0 * q1. | ||
| q01 = versor.multiply(q0, q1); // [0.5, 0.5, 0.5, 0.5] | ||
| // Euler rotation angles [λ, φ, γ] for the given quaternion. | ||
| versor.rotation(q01); // [90, 0, 90] | ||
| ``` | ||
@@ -33,0 +56,0 @@ |
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Improved metrics
- Lines of code
- increased by62.13%
274
- Number of lines in readme file
- increased by53.49%
66
Worsened metrics
- Total package byte prevSize
- decreased by-8.6%
49316
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- increased byInfinity%
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