text: "use strict";
  
  function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
  
  /* -----------------------------------------------
  /* Author : Vincent Garreau  - vincentgarreau.com
  /* MIT license: http://opensource.org/licenses/MIT
  /* Demo / Generator : vincentgarreau.com/particles.js
  /* GitHub : github.com/VincentGarreau/particles.js
  /* How to use? : Check the GitHub README
  /* v2.0.0
  /* ----------------------------------------------- */
  var pJS = function pJS(tag_id, params) {
    var canvas_el = document.querySelector('#' + tag_id + ' > .particles-js-canvas-el');
    /* particles.js variables with default values */
  
    this.pJS = {
      canvas: {
        el: canvas_el,
        w: canvas_el.offsetWidth,
        h: canvas_el.offsetHeight
      },
      particles: {
        number: {
          value: 600,
          density: {
            enable: true,
            value_area: 800
          }
        },
        color: {
          value: '#fff'
        },
        shape: {
          type: 'circle',
          stroke: {
            width: 0,
            color: '#ff0000'
          },
          polygon: {
            nb_sides: 5
          },
          image: {
            src: '',
            width: 100,
            height: 100
          }
        },
        opacity: {
          value: 1,
          random: false,
          anim: {
            enable: false,
            speed: 2,
            opacity_min: 0,
            sync: false
          }
        },
        size: {
          value: 20,
          random: false,
          anim: {
            enable: false,
            speed: 20,
            size_min: 0,
            sync: false
          }
        },
        line_linked: {
          enable: true,
          distance: 100,
          color: '#fff',
          opacity: 1,
          width: 1
        },
        move: {
          enable: true,
          speed: 5,
          direction: 'none',
          random: false,
          straight: false,
          out_mode: 'out',
          bounce: false,
          attract: {
            enable: false,
            rotateX: 3000,
            rotateY: 3000
          }
        },
        array: []
      },
      interactivity: {
        detect_on: 'canvas',
        events: {
          onhover: {
            enable: true,
            mode: 'grab'
          },
          onclick: {
            enable: true,
            mode: 'push'
          },
          resize: true
        },
        modes: {
          grab: {
            distance: 100,
            line_linked: {
              opacity: 1
            }
          },
          bubble: {
            distance: 200,
            size: 80,
            duration: 0.4
          },
          repulse: {
            distance: 200,
            duration: 0.4
          },
          push: {
            particles_nb: 4
          },
          remove: {
            particles_nb: 2
          }
        },
        mouse: {}
      },
      retina_detect: false,
      fn: {
        interact: {},
        modes: {},
        vendors: {}
      },
      tmp: {}
    };
    var pJS = this.pJS;
    /* params settings */
  
    if (params) {
      Object.deepExtend(pJS, params);
    }
  
    pJS.tmp.obj = {
      size_value: pJS.particles.size.value,
      size_anim_speed: pJS.particles.size.anim.speed,
      move_speed: pJS.particles.move.speed,
      line_linked_distance: pJS.particles.line_linked.distance,
      line_linked_width: pJS.particles.line_linked.width,
      mode_grab_distance: pJS.interactivity.modes.grab.distance,
      mode_bubble_distance: pJS.interactivity.modes.bubble.distance,
      mode_bubble_size: pJS.interactivity.modes.bubble.size,
      mode_repulse_distance: pJS.interactivity.modes.repulse.distance
    };
  
    pJS.fn.retinaInit = function () {
      if (pJS.retina_detect && window.devicePixelRatio > 1) {
        pJS.canvas.pxratio = window.devicePixelRatio;
        pJS.tmp.retina = true;
      } else {
        pJS.canvas.pxratio = 1;
        pJS.tmp.retina = false;
      }
  
      pJS.canvas.w = pJS.canvas.el.offsetWidth * pJS.canvas.pxratio;
      pJS.canvas.h = pJS.canvas.el.offsetHeight * pJS.canvas.pxratio;
      pJS.particles.size.value = pJS.tmp.obj.size_value * pJS.canvas.pxratio;
      pJS.particles.size.anim.speed = pJS.tmp.obj.size_anim_speed * pJS.canvas.pxratio;
      pJS.particles.move.speed = pJS.tmp.obj.move_speed * pJS.canvas.pxratio;
      pJS.particles.line_linked.distance = pJS.tmp.obj.line_linked_distance * pJS.canvas.pxratio;
      pJS.interactivity.modes.grab.distance = pJS.tmp.obj.mode_grab_distance * pJS.canvas.pxratio;
      pJS.interactivity.modes.bubble.distance = pJS.tmp.obj.mode_bubble_distance * pJS.canvas.pxratio;
      pJS.particles.line_linked.width = pJS.tmp.obj.line_linked_width * pJS.canvas.pxratio;
      pJS.interactivity.modes.bubble.size = pJS.tmp.obj.mode_bubble_size * pJS.canvas.pxratio;
      pJS.interactivity.modes.repulse.distance = pJS.tmp.obj.mode_repulse_distance * pJS.canvas.pxratio;
    };
    /* ---------- pJS functions - canvas ------------ */
  
  
    pJS.fn.canvasInit = function () {
      pJS.canvas.ctx = pJS.canvas.el.getContext('2d');
    };
  
    pJS.fn.canvasSize = function () {
      pJS.canvas.el.width = pJS.canvas.w;
      pJS.canvas.el.height = pJS.canvas.h;
  
      if (pJS && pJS.interactivity.events.resize) {
        window.addEventListener('resize', function () {
          pJS.canvas.w = pJS.canvas.el.offsetWidth;
          pJS.canvas.h = pJS.canvas.el.offsetHeight;
          /* resize canvas */
  
          if (pJS.tmp.retina) {
            pJS.canvas.w *= pJS.canvas.pxratio;
            pJS.canvas.h *= pJS.canvas.pxratio;
          }
  
          pJS.canvas.el.width = pJS.canvas.w;
          pJS.canvas.el.height = pJS.canvas.h;
          /* repaint canvas on anim disabled */
  
          if (!pJS.particles.move.enable) {
            pJS.fn.particlesEmpty();
            pJS.fn.particlesCreate();
            pJS.fn.particlesDraw();
            pJS.fn.vendors.densityAutoParticles();
          }
          /* density particles enabled */
  
  
          pJS.fn.vendors.densityAutoParticles();
        });
      }
    };
  
    pJS.fn.canvasPaint = function () {
      pJS.canvas.ctx.fillRect(0, 0, pJS.canvas.w, pJS.canvas.h);
    };
  
    pJS.fn.canvasClear = function () {
      pJS.canvas.ctx.clearRect(0, 0, pJS.canvas.w, pJS.canvas.h);
    };
    /* --------- pJS functions - particles ----------- */
  
  
    pJS.fn.particle = function (color, opacity, position) {
      /* size */
      this.radius = (pJS.particles.size.random ? Math.random() : 1) * pJS.particles.size.value;
  
      if (pJS.particles.size.anim.enable) {
        this.size_status = false;
        this.vs = pJS.particles.size.anim.speed / 100;
  
        if (!pJS.particles.size.anim.sync) {
          this.vs = this.vs * Math.random();
        }
      }
      /* position */
  
  
      this.x = position ? position.x : Math.random() * pJS.canvas.w;
      this.y = position ? position.y : Math.random() * pJS.canvas.h;
      /* check position  - into the canvas */
  
      if (this.x > pJS.canvas.w - this.radius * 2) this.x = this.x - this.radius;else if (this.x < this.radius * 2) this.x = this.x + this.radius;
      if (this.y > pJS.canvas.h - this.radius * 2) this.y = this.y - this.radius;else if (this.y < this.radius * 2) this.y = this.y + this.radius;
      /* check position - avoid overlap */
  
      if (pJS.particles.move.bounce) {
        pJS.fn.vendors.checkOverlap(this, position);
      }
      /* color */
  
  
      this.color = {};
  
      if (_typeof(color.value) == 'object') {
        if (color.value instanceof Array) {
          var color_selected = color.value[Math.floor(Math.random() * pJS.particles.color.value.length)];
          this.color.rgb = hexToRgb(color_selected);
        } else {
          if (color.value.r != undefined && color.value.g != undefined && color.value.b != undefined) {
            this.color.rgb = {
              r: color.value.r,
              g: color.value.g,
              b: color.value.b
            };
          }
  
          if (color.value.h != undefined && color.value.s != undefined && color.value.l != undefined) {
            this.color.hsl = {
              h: color.value.h,
              s: color.value.s,
              l: color.value.l
            };
          }
        }
      } else if (color.value == 'random') {
        this.color.rgb = {
          r: Math.floor(Math.random() * (255 - 0 + 1)) + 0,
          g: Math.floor(Math.random() * (255 - 0 + 1)) + 0,
          b: Math.floor(Math.random() * (255 - 0 + 1)) + 0
        };
      } else if (typeof color.value == 'string') {
        this.color = color;
        this.color.rgb = hexToRgb(this.color.value);
      }
      /* opacity */
  
  
      this.opacity = (pJS.particles.opacity.random ? Math.random() : 1) * pJS.particles.opacity.value;
  
      if (pJS.particles.opacity.anim.enable) {
        this.opacity_status = false;
        this.vo = pJS.particles.opacity.anim.speed / 100;
  
        if (!pJS.particles.opacity.anim.sync) {
          this.vo = this.vo * Math.random();
        }
      }
      /* animation - velocity for speed */
  
  
      var velbase = {};
  
      switch (pJS.particles.move.direction) {
        case 'top':
          velbase = {
            x: 0,
            y: -1
          };
          break;
  
        case 'top-right':
          velbase = {
            x: 0.5,
            y: -0.5
          };
          break;
  
        case 'right':
          velbase = {
            x: 1,
            y: -0
          };
          break;
  
        case 'bottom-right':
          velbase = {
            x: 0.5,
            y: 0.5
          };
          break;
  
        case 'bottom':
          velbase = {
            x: 0,
            y: 1
          };
          break;
  
        case 'bottom-left':
          velbase = {
            x: -0.5,
            y: 1
          };
          break;
  
        case 'left':
          velbase = {
            x: -1,
            y: 0
          };
          break;
  
        case 'top-left':
          velbase = {
            x: -0.5,
            y: -0.5
          };
          break;
  
        default:
          velbase = {
            x: 0,
            y: 0
          };
          break;
      }
  
      if (pJS.particles.move.straight) {
        this.vx = velbase.x;
        this.vy = velbase.y;
  
        if (pJS.particles.move.random) {
          this.vx = this.vx * Math.random();
          this.vy = this.vy * Math.random();
        }
      } else {
        this.vx = velbase.x + Math.random() - 0.5;
        this.vy = velbase.y + Math.random() - 0.5;
      } // var theta = 2.0 * Math.PI * Math.random();
      // this.vx = Math.cos(theta);
      // this.vy = Math.sin(theta);
  
  
      this.vx_i = this.vx;
      this.vy_i = this.vy;
      /* if shape is image */
  
      var shape_type = pJS.particles.shape.type;
  
      if (_typeof(shape_type) == 'object') {
        if (shape_type instanceof Array) {
          var shape_selected = shape_type[Math.floor(Math.random() * shape_type.length)];
          this.shape = shape_selected;
        }
      } else {
        this.shape = shape_type;
      }
  
      if (this.shape == 'image') {
        var sh = pJS.particles.shape;
        this.img = {
          src: sh.image.src,
          ratio: sh.image.width / sh.image.height
        };
        if (!this.img.ratio) this.img.ratio = 1;
  
        if (pJS.tmp.img_type == 'svg' && pJS.tmp.source_svg != undefined) {
          pJS.fn.vendors.createSvgImg(this);
  
          if (pJS.tmp.pushing) {
            this.img.loaded = false;
          }
        }
      }
    };
  
    pJS.fn.particle.prototype.draw = function () {
      var p = this;
  
      if (p.radius_bubble != undefined) {
        var radius = p.radius_bubble;
      } else {
        var radius = p.radius;
      }
  
      if (p.opacity_bubble != undefined) {
        var opacity = p.opacity_bubble;
      } else {
        var opacity = p.opacity;
      }
  
      if (p.color.rgb) {
        var color_value = 'rgba(' + p.color.rgb.r + ',' + p.color.rgb.g + ',' + p.color.rgb.b + ',' + opacity + ')';
      } else {
        var color_value = 'hsla(' + p.color.hsl.h + ',' + p.color.hsl.s + '%,' + p.color.hsl.l + '%,' + opacity + ')';
      }
  
      pJS.canvas.ctx.fillStyle = color_value;
      pJS.canvas.ctx.beginPath();
  
      switch (p.shape) {
        case 'circle':
          pJS.canvas.ctx.arc(p.x, p.y, radius, 0, Math.PI * 2, false);
          break;
  
        case 'edge':
          pJS.canvas.ctx.rect(p.x - radius, p.y - radius, radius * 2, radius * 2);
          break;
  
        case 'triangle':
          pJS.fn.vendors.drawShape(pJS.canvas.ctx, p.x - radius, p.y + radius / 1.66, radius * 2, 3, 2);
          break;
  
        case 'polygon':
          pJS.fn.vendors.drawShape(pJS.canvas.ctx, p.x - radius / (pJS.particles.shape.polygon.nb_sides / 3.5), // startX
          p.y - radius / (2.66 / 3.5), // startY
          radius * 2.66 / (pJS.particles.shape.polygon.nb_sides / 3), // sideLength
          pJS.particles.shape.polygon.nb_sides, // sideCountNumerator
          1 // sideCountDenominator
          );
          break;
  
        case 'star':
          pJS.fn.vendors.drawShape(pJS.canvas.ctx, p.x - radius * 2 / (pJS.particles.shape.polygon.nb_sides / 4), // startX
          p.y - radius / (2 * 2.66 / 3.5), // startY
          radius * 2 * 2.66 / (pJS.particles.shape.polygon.nb_sides / 3), // sideLength
          pJS.particles.shape.polygon.nb_sides, // sideCountNumerator
          2 // sideCountDenominator
          );
          break;
  
        case 'image':
          var draw = function draw() {
            pJS.canvas.ctx.drawImage(img_obj, p.x - radius, p.y - radius, radius * 2, radius * 2 / p.img.ratio);
          };
  
          if (pJS.tmp.img_type == 'svg') {
            var img_obj = p.img.obj;
          } else {
            var img_obj = pJS.tmp.img_obj;
          }
  
          if (img_obj) {
            draw();
          }
  
          break;
      }
  
      pJS.canvas.ctx.closePath();
  
      if (pJS.particles.shape.stroke.width > 0) {
        pJS.canvas.ctx.strokeStyle = pJS.particles.shape.stroke.color;
        pJS.canvas.ctx.lineWidth = pJS.particles.shape.stroke.width;
        pJS.canvas.ctx.stroke();
      }
  
      pJS.canvas.ctx.fill();
    };
  
    pJS.fn.particlesCreate = function () {
      for (var i = 0; i < pJS.particles.number.value; i++) {
        pJS.particles.array.push(new pJS.fn.particle(pJS.particles.color, pJS.particles.opacity.value));
      }
    };
  
    pJS.fn.particlesUpdate = function () {
      for (var i = 0; i < pJS.particles.array.length; i++) {
        /* the particle */
        var p = pJS.particles.array[i]; // var d = ( dx = pJS.interactivity.mouse.click_pos_x - p.x ) * dx + ( dy = pJS.interactivity.mouse.click_pos_y - p.y ) * dy;
        // var f = -BANG_SIZE / d;
        // if ( d < BANG_SIZE ) {
        //     var t = Math.atan2( dy, dx );
        //     p.vx = f * Math.cos(t);
        //     p.vy = f * Math.sin(t);
        // }
  
        /* move the particle */
  
        if (pJS.particles.move.enable) {
          var ms = pJS.particles.move.speed / 2;
          p.x += p.vx * ms;
          p.y += p.vy * ms;
        }
        /* change opacity status */
  
  
        if (pJS.particles.opacity.anim.enable) {
          if (p.opacity_status == true) {
            if (p.opacity >= pJS.particles.opacity.value) p.opacity_status = false;
            p.opacity += p.vo;
          } else {
            if (p.opacity <= pJS.particles.opacity.anim.opacity_min) p.opacity_status = true;
            p.opacity -= p.vo;
          }
  
          if (p.opacity < 0) p.opacity = 0;
        }
        /* change size */
  
  
        if (pJS.particles.size.anim.enable) {
          if (p.size_status == true) {
            if (p.radius >= pJS.particles.size.value) p.size_status = false;
            p.radius += p.vs;
          } else {
            if (p.radius <= pJS.particles.size.anim.size_min) p.size_status = true;
            p.radius -= p.vs;
          }
  
          if (p.radius < 0) p.radius = 0;
        }
        /* change particle position if it is out of canvas */
  
  
        if (pJS.particles.move.out_mode == 'bounce') {
          var new_pos = {
            x_left: p.radius,
            x_right: pJS.canvas.w,
            y_top: p.radius,
            y_bottom: pJS.canvas.h
          };
        } else {
          var new_pos = {
            x_left: -p.radius,
            x_right: pJS.canvas.w + p.radius,
            y_top: -p.radius,
            y_bottom: pJS.canvas.h + p.radius
          };
        }
  
        if (p.x - p.radius > pJS.canvas.w) {
          p.x = new_pos.x_left;
          p.y = Math.random() * pJS.canvas.h;
        } else if (p.x + p.radius < 0) {
          p.x = new_pos.x_right;
          p.y = Math.random() * pJS.canvas.h;
        }
  
        if (p.y - p.radius > pJS.canvas.h) {
          p.y = new_pos.y_top;
          p.x = Math.random() * pJS.canvas.w;
        } else if (p.y + p.radius < 0) {
          p.y = new_pos.y_bottom;
          p.x = Math.random() * pJS.canvas.w;
        }
        /* out of canvas modes */
  
  
        switch (pJS.particles.move.out_mode) {
          case 'bounce':
            if (p.x + p.radius > pJS.canvas.w) p.vx = -p.vx;else if (p.x - p.radius < 0) p.vx = -p.vx;
            if (p.y + p.radius > pJS.canvas.h) p.vy = -p.vy;else if (p.y - p.radius < 0) p.vy = -p.vy;
            break;
        }
        /* events */
  
  
        if (isInArray('grab', pJS.interactivity.events.onhover.mode)) {
          pJS.fn.modes.grabParticle(p);
        }
  
        if (isInArray('bubble', pJS.interactivity.events.onhover.mode) || isInArray('bubble', pJS.interactivity.events.onclick.mode)) {
          pJS.fn.modes.bubbleParticle(p);
        }
  
        if (isInArray('repulse', pJS.interactivity.events.onhover.mode) || isInArray('repulse', pJS.interactivity.events.onclick.mode)) {
          pJS.fn.modes.repulseParticle(p);
        }
        /* interaction auto between particles */
  
  
        if (pJS.particles.line_linked.enable || pJS.particles.move.attract.enable) {
          for (var j = i + 1; j < pJS.particles.array.length; j++) {
            var p2 = pJS.particles.array[j];
            /* link particles */
  
            if (pJS.particles.line_linked.enable) {
              pJS.fn.interact.linkParticles(p, p2);
            }
            /* attract particles */
  
  
            if (pJS.particles.move.attract.enable) {
              pJS.fn.interact.attractParticles(p, p2);
            }
            /* bounce particles */
  
  
            if (pJS.particles.move.bounce) {
              pJS.fn.interact.bounceParticles(p, p2);
            }
          }
        }
      }
    };
  
    pJS.fn.particlesDraw = function () {
      /* clear canvas */
      pJS.canvas.ctx.clearRect(0, 0, pJS.canvas.w, pJS.canvas.h);
      /* update each particles param */
  
      pJS.fn.particlesUpdate();
      /* draw each particle */
  
      for (var i = 0; i < pJS.particles.array.length; i++) {
        var p = pJS.particles.array[i];
        p.draw();
      }
    };
  
    pJS.fn.particlesEmpty = function () {
      pJS.particles.array = [];
    };
  
    pJS.fn.particlesRefresh = function () {
      /* init all */
      cancelRequestAnimFrame(pJS.fn.checkAnimFrame);
      cancelRequestAnimFrame(pJS.fn.drawAnimFrame);
      pJS.tmp.source_svg = undefined;
      pJS.tmp.img_obj = undefined;
      pJS.tmp.count_svg = 0;
      pJS.fn.particlesEmpty();
      pJS.fn.canvasClear();
      /* restart */
  
      pJS.fn.vendors.start();
    };
    /* ---------- pJS functions - particles interaction ------------ */
  
  
    pJS.fn.interact.linkParticles = function (p1, p2) {
      var dx = p1.x - p2.x,
          dy = p1.y - p2.y,
          dist = Math.sqrt(dx * dx + dy * dy);
      /* draw a line between p1 and p2 if the distance between them is under the config distance */
  
      if (dist <= pJS.particles.line_linked.distance) {
        var opacity_line = pJS.particles.line_linked.opacity - dist / (1 / pJS.particles.line_linked.opacity) / pJS.particles.line_linked.distance;
  
        if (opacity_line > 0) {
          /* style */
          var color_line = pJS.particles.line_linked.color_rgb_line;
          pJS.canvas.ctx.strokeStyle = 'rgba(' + color_line.r + ',' + color_line.g + ',' + color_line.b + ',' + opacity_line + ')';
          pJS.canvas.ctx.lineWidth = pJS.particles.line_linked.width; //pJS.canvas.ctx.lineCap = 'round'; /* performance issue */
  
          /* path */
  
          pJS.canvas.ctx.beginPath();
          pJS.canvas.ctx.moveTo(p1.x, p1.y);
          pJS.canvas.ctx.lineTo(p2.x, p2.y);
          pJS.canvas.ctx.stroke();
          pJS.canvas.ctx.closePath();
        }
      }
    };
  
    pJS.fn.interact.attractParticles = function (p1, p2) {
      /* condensed particles */
      var dx = p1.x - p2.x,
          dy = p1.y - p2.y,
          dist = Math.sqrt(dx * dx + dy * dy);
  
      if (dist <= pJS.particles.line_linked.distance) {
        var ax = dx / (pJS.particles.move.attract.rotateX * 1000),
            ay = dy / (pJS.particles.move.attract.rotateY * 1000);
        p1.vx -= ax;
        p1.vy -= ay;
        p2.vx += ax;
        p2.vy += ay;
      }
    };
  
    pJS.fn.interact.bounceParticles = function (p1, p2) {
      var dx = p1.x - p2.x,
          dy = p1.y - p2.y,
          dist = Math.sqrt(dx * dx + dy * dy),
          dist_p = p1.radius + p2.radius;
  
      if (dist <= dist_p) {
        p1.vx = -p1.vx;
        p1.vy = -p1.vy;
        p2.vx = -p2.vx;
        p2.vy = -p2.vy;
      }
    };
    /* ---------- pJS functions - modes events ------------ */
  
  
    pJS.fn.modes.pushParticles = function (nb, pos) {
      pJS.tmp.pushing = true;
  
      for (var i = 0; i < nb; i++) {
        pJS.particles.array.push(new pJS.fn.particle(pJS.particles.color, pJS.particles.opacity.value, {
          'x': pos ? pos.pos_x : Math.random() * pJS.canvas.w,
          'y': pos ? pos.pos_y : Math.random() * pJS.canvas.h
        }));
  
        if (i == nb - 1) {
          if (!pJS.particles.move.enable) {
            pJS.fn.particlesDraw();
          }
  
          pJS.tmp.pushing = false;
        }
      }
    };
  
    pJS.fn.modes.removeParticles = function (nb) {
      pJS.particles.array.splice(0, nb);
  
      if (!pJS.particles.move.enable) {
        pJS.fn.particlesDraw();
      }
    };
  
    pJS.fn.modes.bubbleParticle = function (p) {
      /* on hover event */
      if (pJS.interactivity.events.onhover.enable && isInArray('bubble', pJS.interactivity.events.onhover.mode)) {
        var init = function init() {
          p.opacity_bubble = p.opacity;
          p.radius_bubble = p.radius;
        };
        /* mousemove - check ratio */
  
  
        var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
            dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
            dist_mouse = Math.sqrt(dx_mouse * dx_mouse + dy_mouse * dy_mouse),
            ratio = 1 - dist_mouse / pJS.interactivity.modes.bubble.distance;
  
        if (dist_mouse <= pJS.interactivity.modes.bubble.distance) {
          if (ratio >= 0 && pJS.interactivity.status == 'mousemove') {
            /* size */
            if (pJS.interactivity.modes.bubble.size != pJS.particles.size.value) {
              if (pJS.interactivity.modes.bubble.size > pJS.particles.size.value) {
                var size = p.radius + pJS.interactivity.modes.bubble.size * ratio;
  
                if (size >= 0) {
                  p.radius_bubble = size;
                }
              } else {
                var dif = p.radius - pJS.interactivity.modes.bubble.size,
                    size = p.radius - dif * ratio;
  
                if (size > 0) {
                  p.radius_bubble = size;
                } else {
                  p.radius_bubble = 0;
                }
              }
            }
            /* opacity */
  
  
            if (pJS.interactivity.modes.bubble.opacity != pJS.particles.opacity.value) {
              if (pJS.interactivity.modes.bubble.opacity > pJS.particles.opacity.value) {
                var opacity = pJS.interactivity.modes.bubble.opacity * ratio;
  
                if (opacity > p.opacity && opacity <= pJS.interactivity.modes.bubble.opacity) {
                  p.opacity_bubble = opacity;
                }
              } else {
                var opacity = p.opacity - (pJS.particles.opacity.value - pJS.interactivity.modes.bubble.opacity) * ratio;
  
                if (opacity < p.opacity && opacity >= pJS.interactivity.modes.bubble.opacity) {
                  p.opacity_bubble = opacity;
                }
              }
            }
          }
        } else {
          init();
        }
        /* mouseleave */
  
  
        if (pJS.interactivity.status == 'mouseleave') {
          init();
        }
      }
      /* on click event */
      else if (pJS.interactivity.events.onclick.enable && isInArray('bubble', pJS.interactivity.events.onclick.mode)) {
          var process = function process(bubble_param, particles_param, p_obj_bubble, p_obj, id) {
            if (bubble_param != particles_param) {
              if (!pJS.tmp.bubble_duration_end) {
                if (dist_mouse <= pJS.interactivity.modes.bubble.distance) {
                  if (p_obj_bubble != undefined) var obj = p_obj_bubble;else var obj = p_obj;
  
                  if (obj != bubble_param) {
                    var value = p_obj - time_spent * (p_obj - bubble_param) / pJS.interactivity.modes.bubble.duration;
                    if (id == 'size') p.radius_bubble = value;
                    if (id == 'opacity') p.opacity_bubble = value;
                  }
                } else {
                  if (id == 'size') p.radius_bubble = undefined;
                  if (id == 'opacity') p.opacity_bubble = undefined;
                }
              } else {
                if (p_obj_bubble != undefined) {
                  var value_tmp = p_obj - time_spent * (p_obj - bubble_param) / pJS.interactivity.modes.bubble.duration,
                      dif = bubble_param - value_tmp;
                  value = bubble_param + dif;
                  if (id == 'size') p.radius_bubble = value;
                  if (id == 'opacity') p.opacity_bubble = value;
                }
              }
            }
          };
  
          if (pJS.tmp.bubble_clicking) {
            var dx_mouse = p.x - pJS.interactivity.mouse.click_pos_x,
                dy_mouse = p.y - pJS.interactivity.mouse.click_pos_y,
                dist_mouse = Math.sqrt(dx_mouse * dx_mouse + dy_mouse * dy_mouse),
                time_spent = (new Date().getTime() - pJS.interactivity.mouse.click_time) / 1000;
  
            if (time_spent > pJS.interactivity.modes.bubble.duration) {
              pJS.tmp.bubble_duration_end = true;
            }
  
            if (time_spent > pJS.interactivity.modes.bubble.duration * 2) {
              pJS.tmp.bubble_clicking = false;
              pJS.tmp.bubble_duration_end = false;
            }
          }
  
          if (pJS.tmp.bubble_clicking) {
            /* size */
            process(pJS.interactivity.modes.bubble.size, pJS.particles.size.value, p.radius_bubble, p.radius, 'size');
            /* opacity */
  
            process(pJS.interactivity.modes.bubble.opacity, pJS.particles.opacity.value, p.opacity_bubble, p.opacity, 'opacity');
          }
        }
    };
  
    pJS.fn.modes.repulseParticle = function (p) {
      if (pJS.interactivity.events.onhover.enable && isInArray('repulse', pJS.interactivity.events.onhover.mode) && pJS.interactivity.status == 'mousemove') {
        var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
            dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
            dist_mouse = Math.sqrt(dx_mouse * dx_mouse + dy_mouse * dy_mouse);
        var normVec = {
          x: dx_mouse / dist_mouse,
          y: dy_mouse / dist_mouse
        },
            repulseRadius = pJS.interactivity.modes.repulse.distance,
            velocity = 100,
            repulseFactor = clamp(1 / repulseRadius * (-1 * Math.pow(dist_mouse / repulseRadius, 2) + 1) * repulseRadius * velocity, 0, 50);
        var pos = {
          x: p.x + normVec.x * repulseFactor,
          y: p.y + normVec.y * repulseFactor
        };
  
        if (pJS.particles.move.out_mode == 'bounce') {
          if (pos.x - p.radius > 0 && pos.x + p.radius < pJS.canvas.w) p.x = pos.x;
          if (pos.y - p.radius > 0 && pos.y + p.radius < pJS.canvas.h) p.y = pos.y;
        } else {
          p.x = pos.x;
          p.y = pos.y;
        }
      } else if (pJS.interactivity.events.onclick.enable && isInArray('repulse', pJS.interactivity.events.onclick.mode)) {
        if (!pJS.tmp.repulse_finish) {
          pJS.tmp.repulse_count++;
  
          if (pJS.tmp.repulse_count == pJS.particles.array.length) {
            pJS.tmp.repulse_finish = true;
          }
        }
  
        if (pJS.tmp.repulse_clicking) {
          var process = function process() {
            var f = Math.atan2(dy, dx);
            p.vx = force * Math.cos(f);
            p.vy = force * Math.sin(f);
  
            if (pJS.particles.move.out_mode == 'bounce') {
              var pos = {
                x: p.x + p.vx,
                y: p.y + p.vy
              };
              if (pos.x + p.radius > pJS.canvas.w) p.vx = -p.vx;else if (pos.x - p.radius < 0) p.vx = -p.vx;
              if (pos.y + p.radius > pJS.canvas.h) p.vy = -p.vy;else if (pos.y - p.radius < 0) p.vy = -p.vy;
            }
          }; // default
  
  
          var repulseRadius = Math.pow(pJS.interactivity.modes.repulse.distance / 6, 3);
          var dx = pJS.interactivity.mouse.click_pos_x - p.x,
              dy = pJS.interactivity.mouse.click_pos_y - p.y,
              d = dx * dx + dy * dy;
          var force = -repulseRadius / d * 1;
  
          if (d <= repulseRadius) {
            process();
          } // bang - slow motion mode
          // if(!pJS.tmp.repulse_finish){
          //   if(d <= repulseRadius){
          //     process();
          //   }
          // }else{
          //   process();
          // }
  
        } else {
          if (pJS.tmp.repulse_clicking == false) {
            p.vx = p.vx_i;
            p.vy = p.vy_i;
          }
        }
      }
    };
  
    pJS.fn.modes.grabParticle = function (p) {
      if (pJS.interactivity.events.onhover.enable && pJS.interactivity.status == 'mousemove') {
        var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
            dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
            dist_mouse = Math.sqrt(dx_mouse * dx_mouse + dy_mouse * dy_mouse);
        /* draw a line between the cursor and the particle if the distance between them is under the config distance */
  
        if (dist_mouse <= pJS.interactivity.modes.grab.distance) {
          var opacity_line = pJS.interactivity.modes.grab.line_linked.opacity - dist_mouse / (1 / pJS.interactivity.modes.grab.line_linked.opacity) / pJS.interactivity.modes.grab.distance;
  
          if (opacity_line > 0) {
            /* style */
            var color_line = pJS.particles.line_linked.color_rgb_line;
            pJS.canvas.ctx.strokeStyle = 'rgba(' + color_line.r + ',' + color_line.g + ',' + color_line.b + ',' + opacity_line + ')';
            pJS.canvas.ctx.lineWidth = pJS.particles.line_linked.width; //pJS.canvas.ctx.lineCap = 'round'; /* performance issue */
  
            /* path */
  
            pJS.canvas.ctx.beginPath();
            pJS.canvas.ctx.moveTo(p.x, p.y);
            pJS.canvas.ctx.lineTo(pJS.interactivity.mouse.pos_x, pJS.interactivity.mouse.pos_y);
            pJS.canvas.ctx.stroke();
            pJS.canvas.ctx.closePath();
          }
        }
      }
    };
    /* ---------- pJS functions - vendors ------------ */
  
  
    pJS.fn.vendors.eventsListeners = function () {
      /* events target element */
      if (pJS.interactivity.detect_on == 'window') {
        pJS.interactivity.el = window;
      } else {
        pJS.interactivity.el = pJS.canvas.el;
      }
      /* detect mouse pos - on hover / click event */
  
  
      if (pJS.interactivity.events.onhover.enable || pJS.interactivity.events.onclick.enable) {
        /* el on mousemove */
        pJS.interactivity.el.addEventListener('mousemove', function (e) {
          if (pJS.interactivity.el == window) {
            var pos_x = e.clientX,
                pos_y = e.clientY;
          } else {
            var pos_x = e.offsetX || e.clientX,
                pos_y = e.offsetY || e.clientY;
          }
  
          pJS.interactivity.mouse.pos_x = pos_x;
          pJS.interactivity.mouse.pos_y = pos_y;
  
          if (pJS.tmp.retina) {
            pJS.interactivity.mouse.pos_x *= pJS.canvas.pxratio;
            pJS.interactivity.mouse.pos_y *= pJS.canvas.pxratio;
          }
  
          pJS.interactivity.status = 'mousemove';
        });
        /* el on onmouseleave */
  
        pJS.interactivity.el.addEventListener('mouseleave', function (e) {
          pJS.interactivity.mouse.pos_x = null;
          pJS.interactivity.mouse.pos_y = null;
          pJS.interactivity.status = 'mouseleave';
        });
      }
      /* on click event */
  
  
      if (pJS.interactivity.events.onclick.enable) {
        pJS.interactivity.el.addEventListener('click', function () {
          pJS.interactivity.mouse.click_pos_x = pJS.interactivity.mouse.pos_x;
          pJS.interactivity.mouse.click_pos_y = pJS.interactivity.mouse.pos_y;
          pJS.interactivity.mouse.click_time = new Date().getTime();
  
          if (pJS.interactivity.events.onclick.enable) {
            switch (pJS.interactivity.events.onclick.mode) {
              case 'push':
                if (pJS.particles.move.enable) {
                  pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb, pJS.interactivity.mouse);
                } else {
                  if (pJS.interactivity.modes.push.particles_nb == 1) {
                    pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb, pJS.interactivity.mouse);
                  } else if (pJS.interactivity.modes.push.particles_nb > 1) {
                    pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb);
                  }
                }
  
                break;
  
              case 'remove':
                pJS.fn.modes.removeParticles(pJS.interactivity.modes.remove.particles_nb);
                break;
  
              case 'bubble':
                pJS.tmp.bubble_clicking = true;
                break;
  
              case 'repulse':
                pJS.tmp.repulse_clicking = true;
                pJS.tmp.repulse_count = 0;
                pJS.tmp.repulse_finish = false;
                setTimeout(function () {
                  pJS.tmp.repulse_clicking = false;
                }, pJS.interactivity.modes.repulse.duration * 1000);
                break;
            }
          }
        });
      }
    };
  
    pJS.fn.vendors.densityAutoParticles = function () {
      if (pJS.particles.number.density.enable) {
        /* calc area */
        var area = pJS.canvas.el.width * pJS.canvas.el.height / 1000;
  
        if (pJS.tmp.retina) {
          area = area / (pJS.canvas.pxratio * 2);
        }
        /* calc number of particles based on density area */
  
  
        var nb_particles = area * pJS.particles.number.value / pJS.particles.number.density.value_area;
        /* add or remove X particles */
  
        var missing_particles = pJS.particles.array.length - nb_particles;
        if (missing_particles < 0) pJS.fn.modes.pushParticles(Math.abs(missing_particles));else pJS.fn.modes.removeParticles(missing_particles);
      }
    };
  
    pJS.fn.vendors.checkOverlap = function (p1, position) {
      for (var i = 0; i < pJS.particles.array.length; i++) {
        var p2 = pJS.particles.array[i];
        var dx = p1.x - p2.x,
            dy = p1.y - p2.y,
            dist = Math.sqrt(dx * dx + dy * dy);
  
        if (dist <= p1.radius + p2.radius) {
          p1.x = position ? position.x : Math.random() * pJS.canvas.w;
          p1.y = position ? position.y : Math.random() * pJS.canvas.h;
          pJS.fn.vendors.checkOverlap(p1);
        }
      }
    };
  
    pJS.fn.vendors.createSvgImg = function (p) {
      /* set color to svg element */
      var svgXml = pJS.tmp.source_svg,
          rgbHex = /#([0-9A-F]{3,6})/gi,
          coloredSvgXml = svgXml.replace(rgbHex, function (m, r, g, b) {
        if (p.color.rgb) {
          var color_value = 'rgba(' + p.color.rgb.r + ',' + p.color.rgb.g + ',' + p.color.rgb.b + ',' + p.opacity + ')';
        } else {
          var color_value = 'hsla(' + p.color.hsl.h + ',' + p.color.hsl.s + '%,' + p.color.hsl.l + '%,' + p.opacity + ')';
        }
  
        return color_value;
      });
      /* prepare to create img with colored svg */
  
      var svg = new Blob([coloredSvgXml], {
        type: 'image/svg+xml;charset=utf-8'
      }),
          DOMURL = window.URL || window.webkitURL || window,
          url = DOMURL.createObjectURL(svg);
      /* create particle img obj */
  
      var img = new Image();
      img.addEventListener('load', function () {
        p.img.obj = img;
        p.img.loaded = true;
        DOMURL.revokeObjectURL(url);
        pJS.tmp.count_svg++;
      });
      img.src = url;
    };
  
    pJS.fn.vendors.destroypJS = function () {
      cancelAnimationFrame(pJS.fn.drawAnimFrame);
      canvas_el.remove();
      pJSDom = null;
    };
  
    pJS.fn.vendors.drawShape = function (c, startX, startY, sideLength, sideCountNumerator, sideCountDenominator) {
      // By Programming Thomas - https://programmingthomas.wordpress.com/2013/04/03/n-sided-shapes/
      var sideCount = sideCountNumerator * sideCountDenominator;
      var decimalSides = sideCountNumerator / sideCountDenominator;
      var interiorAngleDegrees = 180 * (decimalSides - 2) / decimalSides;
      var interiorAngle = Math.PI - Math.PI * interiorAngleDegrees / 180; // convert to radians
  
      c.save();
      c.beginPath();
      c.translate(startX, startY);
      c.moveTo(0, 0);
  
      for (var i = 0; i < sideCount; i++) {
        c.lineTo(sideLength, 0);
        c.translate(sideLength, 0);
        c.rotate(interiorAngle);
      } //c.stroke();
  
  
      c.fill();
      c.restore();
    };
  
    pJS.fn.vendors.exportImg = function () {
      window.open(pJS.canvas.el.toDataURL('image/png'), '_blank');
    };
  
    pJS.fn.vendors.loadImg = function (type) {
      pJS.tmp.img_error = undefined;
  
      if (pJS.particles.shape.image.src != '') {
        if (type == 'svg') {
          var xhr = new XMLHttpRequest();
          xhr.open('GET', pJS.particles.shape.image.src);
  
          xhr.onreadystatechange = function (data) {
            if (xhr.readyState == 4) {
              if (xhr.status == 200) {
                pJS.tmp.source_svg = data.currentTarget.response;
                pJS.fn.vendors.checkBeforeDraw();
              } else {
                console.log('Error pJS - Image not found');
                pJS.tmp.img_error = true;
              }
            }
          };
  
          xhr.send();
        } else {
          var img = new Image();
          img.addEventListener('load', function () {
            pJS.tmp.img_obj = img;
            pJS.fn.vendors.checkBeforeDraw();
          });
          img.src = pJS.particles.shape.image.src;
        }
      } else {
        console.log('Error pJS - No image.src');
        pJS.tmp.img_error = true;
      }
    };
  
    pJS.fn.vendors.draw = function () {
      if (pJS.particles.shape.type == 'image') {
        if (pJS.tmp.img_type == 'svg') {
          if (pJS.tmp.count_svg >= pJS.particles.number.value) {
            pJS.fn.particlesDraw();
            if (!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
          } else {
            //console.log('still loading...');
            if (!pJS.tmp.img_error) pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
          }
        } else {
          if (pJS.tmp.img_obj != undefined) {
            pJS.fn.particlesDraw();
            if (!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
          } else {
            if (!pJS.tmp.img_error) pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
          }
        }
      } else {
        pJS.fn.particlesDraw();
        if (!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
      }
    };
  
    pJS.fn.vendors.checkBeforeDraw = function () {
      // if shape is image
      if (pJS.particles.shape.type == 'image') {
        if (pJS.tmp.img_type == 'svg' && pJS.tmp.source_svg == undefined) {
          pJS.tmp.checkAnimFrame = requestAnimFrame(check);
        } else {
          //console.log('images loaded! cancel check');
          cancelRequestAnimFrame(pJS.tmp.checkAnimFrame);
  
          if (!pJS.tmp.img_error) {
            pJS.fn.vendors.init();
            pJS.fn.vendors.draw();
          }
        }
      } else {
        pJS.fn.vendors.init();
        pJS.fn.vendors.draw();
      }
    };
  
    pJS.fn.vendors.init = function () {
      /* init canvas + particles */
      pJS.fn.retinaInit();
      pJS.fn.canvasInit();
      pJS.fn.canvasSize();
      pJS.fn.canvasPaint();
      pJS.fn.particlesCreate();
      pJS.fn.vendors.densityAutoParticles();
      /* particles.line_linked - convert hex colors to rgb */
  
      pJS.particles.line_linked.color_rgb_line = hexToRgb(pJS.particles.line_linked.color);
    };
  
    pJS.fn.vendors.start = function () {
      if (isInArray('image', pJS.particles.shape.type)) {
        pJS.tmp.img_type = pJS.particles.shape.image.src.substr(pJS.particles.shape.image.src.length - 3);
        pJS.fn.vendors.loadImg(pJS.tmp.img_type);
      } else {
        pJS.fn.vendors.checkBeforeDraw();
      }
    };
    /* ---------- pJS - start ------------ */
  
  
    pJS.fn.vendors.eventsListeners();
    pJS.fn.vendors.start();
  };
  /* ---------- global functions - vendors ------------ */
  
  
  Object.deepExtend = function (destination, source) {
    for (var property in source) {
      if (source[property] && source[property].constructor && source[property].constructor === Object) {
        destination[property] = destination[property] || {};
        arguments.callee(destination[property], source[property]);
      } else {
        destination[property] = source[property];
      }
    }
  
    return destination;
  };
  
  window.requestAnimFrame = function () {
    return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function (callback) {
      window.setTimeout(callback, 1000 / 60);
    };
  }();
  
  window.cancelRequestAnimFrame = function () {
    return window.cancelAnimationFrame || window.webkitCancelRequestAnimationFrame || window.mozCancelRequestAnimationFrame || window.oCancelRequestAnimationFrame || window.msCancelRequestAnimationFrame || clearTimeout;
  }();
  
  function hexToRgb(hex) {
    // By Tim Down - http://stackoverflow.com/a/5624139/3493650
    // Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
    var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
    hex = hex.replace(shorthandRegex, function (m, r, g, b) {
      return r + r + g + g + b + b;
    });
    var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
    return result ? {
      r: parseInt(result[1], 16),
      g: parseInt(result[2], 16),
      b: parseInt(result[3], 16)
    } : null;
  }
  
  ;
  
  function clamp(number, min, max) {
    return Math.min(Math.max(number, min), max);
  }
  
  ;
  
  function isInArray(value, array) {
    return array.indexOf(value) > -1;
  }
  /* ---------- particles.js functions - start ------------ */
  
  
  window.pJSDom = [];
  
  window.particlesJS = function (tag_id, params) {
    //console.log(params);
  
    /* no string id? so it's object params, and set the id with default id */
    if (typeof tag_id != 'string') {
      params = tag_id;
      tag_id = 'particles-js';
    }
    /* no id? set the id to default id */
  
  
    if (!tag_id) {
      tag_id = 'particles-js';
    }
    /* pJS elements */
  
  
    var pJS_tag = document.getElementById(tag_id),
        pJS_canvas_class = 'particles-js-canvas-el',
        exist_canvas = pJS_tag.getElementsByClassName(pJS_canvas_class);
    /* remove canvas if exists into the pJS target tag */
  
    if (exist_canvas.length) {
      while (exist_canvas.length > 0) {
        pJS_tag.removeChild(exist_canvas[0]);
      }
    }
    /* create canvas element */
  
  
    var canvas_el = document.createElement('canvas');
    canvas_el.className = pJS_canvas_class;
    /* set size canvas */
  
    canvas_el.style.width = "100%";
    canvas_el.style.height = "100%";
    /* append canvas */
  
    var canvas = document.getElementById(tag_id).appendChild(canvas_el);
    /* launch particle.js */
  
    if (canvas != null) {
      pJSDom.push(new pJS(tag_id, params));
    }
  };
  
  window.particlesJS.load = function (tag_id, path_config_json, callback) {
    /* load json config */
    var xhr = new XMLHttpRequest();
    xhr.open('GET', path_config_json);
  
    xhr.onreadystatechange = function (data) {
      if (xhr.readyState == 4) {
        if (xhr.status == 200) {
          var params = JSON.parse(data.currentTarget.response);
          window.particlesJS(tag_id, params);
          if (callback) callback();
        } else {
          console.log('Error pJS - XMLHttpRequest status: ' + xhr.status);
          console.log('Error pJS - File config not found');
        }
      }
    };
  
    xhr.send();
  };