@tsparticles/move-base
Version:
tsParticles Base movement
148 lines (135 loc) • 17.1 kB
JavaScript
/*!
* Author : Matteo Bruni
* MIT license: https://opensource.org/licenses/MIT
* Demo / Generator : https://particles.js.org/
* GitHub : https://www.github.com/matteobruni/tsparticles
* How to use? : Check the GitHub README
* v3.9.1
*/
/*
* ATTENTION: The "eval" devtool has been used (maybe by default in mode: "development").
* This devtool is neither made for production nor for readable output files.
* It uses "eval()" calls to create a separate source file in the browser devtools.
* If you are trying to read the output file, select a different devtool (https://webpack.js.org/configuration/devtool/)
* or disable the default devtool with "devtool: false".
* If you are looking for production-ready output files, see mode: "production" (https://webpack.js.org/configuration/mode/).
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory(require("@tsparticles/engine"));
else if(typeof define === 'function' && define.amd)
define(["@tsparticles/engine"], factory);
else {
var a = typeof exports === 'object' ? factory(require("@tsparticles/engine")) : factory(root["window"]);
for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];
}
})(this, (__WEBPACK_EXTERNAL_MODULE__tsparticles_engine__) => {
return /******/ (() => { // webpackBootstrap
/******/ "use strict";
/******/ var __webpack_modules__ = ({
/***/ "./dist/browser/BaseMover.js":
/*!***********************************!*\
!*** ./dist/browser/BaseMover.js ***!
\***********************************/
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
eval("{__webpack_require__.r(__webpack_exports__);\n/* harmony export */ __webpack_require__.d(__webpack_exports__, {\n/* harmony export */ BaseMover: () => (/* binding */ BaseMover)\n/* harmony export */ });\n/* harmony import */ var _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! @tsparticles/engine */ \"@tsparticles/engine\");\n/* harmony import */ var _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__);\n/* harmony import */ var _Utils_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./Utils.js */ \"./dist/browser/Utils.js\");\n\n\nconst diffFactor = 2,\n defaultSizeFactor = 1,\n defaultDeltaFactor = 1;\nclass BaseMover {\n init(particle) {\n const options = particle.options,\n gravityOptions = options.move.gravity;\n particle.gravity = {\n enable: gravityOptions.enable,\n acceleration: (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRangeValue)(gravityOptions.acceleration),\n inverse: gravityOptions.inverse\n };\n (0,_Utils_js__WEBPACK_IMPORTED_MODULE_1__.initSpin)(particle);\n }\n isEnabled(particle) {\n return !particle.destroyed && particle.options.move.enable;\n }\n move(particle, delta) {\n const particleOptions = particle.options,\n moveOptions = particleOptions.move;\n if (!moveOptions.enable) {\n return;\n }\n const container = particle.container,\n pxRatio = container.retina.pixelRatio;\n particle.retina.moveSpeed ??= (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRangeValue)(moveOptions.speed) * pxRatio;\n particle.retina.moveDrift ??= (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRangeValue)(particle.options.move.drift) * pxRatio;\n const slowFactor = (0,_Utils_js__WEBPACK_IMPORTED_MODULE_1__.getProximitySpeedFactor)(particle),\n reduceFactor = container.retina.reduceFactor,\n baseSpeed = particle.retina.moveSpeed,\n moveDrift = particle.retina.moveDrift,\n maxSize = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRangeMax)(particleOptions.size.value) * pxRatio,\n sizeFactor = moveOptions.size ? particle.getRadius() / maxSize : defaultSizeFactor,\n deltaFactor = delta.factor || defaultDeltaFactor,\n moveSpeed = baseSpeed * sizeFactor * slowFactor * deltaFactor / diffFactor,\n maxSpeed = particle.retina.maxSpeed ?? container.retina.maxSpeed;\n if (moveOptions.spin.enable) {\n (0,_Utils_js__WEBPACK_IMPORTED_MODULE_1__.spin)(particle, moveSpeed, reduceFactor);\n } else {\n (0,_Utils_js__WEBPACK_IMPORTED_MODULE_1__.move)(particle, moveOptions, moveSpeed, maxSpeed, moveDrift, reduceFactor, delta);\n }\n (0,_Utils_js__WEBPACK_IMPORTED_MODULE_1__.applyDistance)(particle);\n }\n}\n\n//# sourceURL=webpack://@tsparticles/move-base/./dist/browser/BaseMover.js?\n}");
/***/ }),
/***/ "./dist/browser/Utils.js":
/*!*******************************!*\
!*** ./dist/browser/Utils.js ***!
\*******************************/
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
eval("{__webpack_require__.r(__webpack_exports__);\n/* harmony export */ __webpack_require__.d(__webpack_exports__, {\n/* harmony export */ applyDistance: () => (/* binding */ applyDistance),\n/* harmony export */ applyPath: () => (/* binding */ applyPath),\n/* harmony export */ getProximitySpeedFactor: () => (/* binding */ getProximitySpeedFactor),\n/* harmony export */ initSpin: () => (/* binding */ initSpin),\n/* harmony export */ move: () => (/* binding */ move),\n/* harmony export */ spin: () => (/* binding */ spin)\n/* harmony export */ });\n/* harmony import */ var _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! @tsparticles/engine */ \"@tsparticles/engine\");\n/* harmony import */ var _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__);\n\nconst half = 0.5,\n double = 2,\n minVelocity = 0,\n identity = 1,\n moveSpeedFactor = 60,\n minSpinRadius = 0,\n spinFactor = 0.01,\n doublePI = Math.PI * double;\nfunction applyDistance(particle) {\n const initialPosition = particle.initialPosition,\n {\n dx,\n dy\n } = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getDistances)(initialPosition, particle.position),\n dxFixed = Math.abs(dx),\n dyFixed = Math.abs(dy),\n {\n maxDistance\n } = particle.retina,\n hDistance = maxDistance.horizontal,\n vDistance = maxDistance.vertical;\n if (!hDistance && !vDistance) {\n return;\n }\n const hasHDistance = (hDistance && dxFixed >= hDistance) ?? false,\n hasVDistance = (vDistance && dyFixed >= vDistance) ?? false;\n if ((hasHDistance || hasVDistance) && !particle.misplaced) {\n particle.misplaced = !!hDistance && dxFixed > hDistance || !!vDistance && dyFixed > vDistance;\n if (hDistance) {\n particle.velocity.x = particle.velocity.y * half - particle.velocity.x;\n }\n if (vDistance) {\n particle.velocity.y = particle.velocity.x * half - particle.velocity.y;\n }\n } else if ((!hDistance || dxFixed < hDistance) && (!vDistance || dyFixed < vDistance) && particle.misplaced) {\n particle.misplaced = false;\n } else if (particle.misplaced) {\n const pos = particle.position,\n vel = particle.velocity;\n if (hDistance && (pos.x < initialPosition.x && vel.x < minVelocity || pos.x > initialPosition.x && vel.x > minVelocity)) {\n vel.x *= -(0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRandom)();\n }\n if (vDistance && (pos.y < initialPosition.y && vel.y < minVelocity || pos.y > initialPosition.y && vel.y > minVelocity)) {\n vel.y *= -(0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRandom)();\n }\n }\n}\nfunction move(particle, moveOptions, moveSpeed, maxSpeed, moveDrift, reduceFactor, delta) {\n applyPath(particle, delta);\n const gravityOptions = particle.gravity,\n gravityFactor = gravityOptions?.enable && gravityOptions.inverse ? -identity : identity;\n if (moveDrift && moveSpeed) {\n particle.velocity.x += moveDrift * delta.factor / (moveSpeedFactor * moveSpeed);\n }\n if (gravityOptions?.enable && moveSpeed) {\n particle.velocity.y += gravityFactor * (gravityOptions.acceleration * delta.factor) / (moveSpeedFactor * moveSpeed);\n }\n const decay = particle.moveDecay;\n particle.velocity.multTo(decay);\n const velocity = particle.velocity.mult(moveSpeed);\n if (gravityOptions?.enable && maxSpeed > minVelocity && (!gravityOptions.inverse && velocity.y >= minVelocity && velocity.y >= maxSpeed || gravityOptions.inverse && velocity.y <= minVelocity && velocity.y <= -maxSpeed)) {\n velocity.y = gravityFactor * maxSpeed;\n if (moveSpeed) {\n particle.velocity.y = velocity.y / moveSpeed;\n }\n }\n const zIndexOptions = particle.options.zIndex,\n zVelocityFactor = (identity - particle.zIndexFactor) ** zIndexOptions.velocityRate;\n velocity.multTo(zVelocityFactor);\n velocity.multTo(reduceFactor);\n const {\n position\n } = particle;\n position.addTo(velocity);\n if (moveOptions.vibrate) {\n position.x += Math.sin(position.x * Math.cos(position.y)) * reduceFactor;\n position.y += Math.cos(position.y * Math.sin(position.x)) * reduceFactor;\n }\n}\nfunction spin(particle, moveSpeed, reduceFactor) {\n const container = particle.container;\n if (!particle.spin) {\n return;\n }\n const spinClockwise = particle.spin.direction === _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.RotateDirection.clockwise,\n updateFunc = {\n x: spinClockwise ? Math.cos : Math.sin,\n y: spinClockwise ? Math.sin : Math.cos\n };\n particle.position.x = particle.spin.center.x + particle.spin.radius * updateFunc.x(particle.spin.angle) * reduceFactor;\n particle.position.y = particle.spin.center.y + particle.spin.radius * updateFunc.y(particle.spin.angle) * reduceFactor;\n particle.spin.radius += particle.spin.acceleration * reduceFactor;\n const maxCanvasSize = Math.max(container.canvas.size.width, container.canvas.size.height),\n halfMaxSize = maxCanvasSize * half;\n if (particle.spin.radius > halfMaxSize) {\n particle.spin.radius = halfMaxSize;\n particle.spin.acceleration *= -identity;\n } else if (particle.spin.radius < minSpinRadius) {\n particle.spin.radius = minSpinRadius;\n particle.spin.acceleration *= -identity;\n }\n particle.spin.angle += moveSpeed * spinFactor * (identity - particle.spin.radius / maxCanvasSize);\n}\nfunction applyPath(particle, delta) {\n const particlesOptions = particle.options,\n pathOptions = particlesOptions.move.path,\n pathEnabled = pathOptions.enable;\n if (!pathEnabled) {\n return;\n }\n if (particle.lastPathTime <= particle.pathDelay) {\n particle.lastPathTime += delta.value;\n return;\n }\n const path = particle.pathGenerator?.generate(particle, delta);\n if (path) {\n particle.velocity.addTo(path);\n }\n if (pathOptions.clamp) {\n particle.velocity.x = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.clamp)(particle.velocity.x, -identity, identity);\n particle.velocity.y = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.clamp)(particle.velocity.y, -identity, identity);\n }\n particle.lastPathTime -= particle.pathDelay;\n}\nfunction getProximitySpeedFactor(particle) {\n return particle.slow.inRange ? particle.slow.factor : identity;\n}\nfunction initSpin(particle) {\n const container = particle.container,\n options = particle.options,\n spinOptions = options.move.spin;\n if (!spinOptions.enable) {\n return;\n }\n const spinPos = spinOptions.position ?? {\n x: 50,\n y: 50\n },\n spinFactor = 0.01,\n spinCenter = {\n x: spinPos.x * spinFactor * container.canvas.size.width,\n y: spinPos.y * spinFactor * container.canvas.size.height\n },\n pos = particle.getPosition(),\n distance = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getDistance)(pos, spinCenter),\n spinAcceleration = (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRangeValue)(spinOptions.acceleration);\n particle.retina.spinAcceleration = spinAcceleration * container.retina.pixelRatio;\n particle.spin = {\n center: spinCenter,\n direction: particle.velocity.x >= minVelocity ? _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.RotateDirection.clockwise : _tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.RotateDirection.counterClockwise,\n angle: (0,_tsparticles_engine__WEBPACK_IMPORTED_MODULE_0__.getRandom)() * doublePI,\n radius: distance,\n acceleration: particle.retina.spinAcceleration\n };\n}\n\n//# sourceURL=webpack://@tsparticles/move-base/./dist/browser/Utils.js?\n}");
/***/ }),
/***/ "./dist/browser/index.js":
/*!*******************************!*\
!*** ./dist/browser/index.js ***!
\*******************************/
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
eval("{__webpack_require__.r(__webpack_exports__);\n/* harmony export */ __webpack_require__.d(__webpack_exports__, {\n/* harmony export */ loadBaseMover: () => (/* binding */ loadBaseMover)\n/* harmony export */ });\n/* harmony import */ var _BaseMover_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./BaseMover.js */ \"./dist/browser/BaseMover.js\");\n\nasync function loadBaseMover(engine, refresh = true) {\n engine.checkVersion(\"3.9.1\");\n await engine.addMover(\"base\", () => {\n return Promise.resolve(new _BaseMover_js__WEBPACK_IMPORTED_MODULE_0__.BaseMover());\n }, refresh);\n}\n\n//# sourceURL=webpack://@tsparticles/move-base/./dist/browser/index.js?\n}");
/***/ }),
/***/ "@tsparticles/engine":
/*!*********************************************************************************************************************************!*\
!*** external {"commonjs":"@tsparticles/engine","commonjs2":"@tsparticles/engine","amd":"@tsparticles/engine","root":"window"} ***!
\*********************************************************************************************************************************/
/***/ ((module) => {
module.exports = __WEBPACK_EXTERNAL_MODULE__tsparticles_engine__;
/***/ })
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