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hover.js
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hover.js
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! function(e, t) {
"object" == typeof exports && "undefined" != typeof module ? module.exports = t(require("three"), require("gsap/TweenMax")) : "function" == typeof define && define.amd ? define(["three", "gsap/TweenMax"], t) : e.hoverEffect = t(e.THREE, e.TweenMax)
}(this, function(e, t) {
return t = t && t.hasOwnProperty("default") ? t.default : t,
function(n) {
function i() {
for (var e = arguments, t = 0; t < arguments.length; t++)
if (void 0 !== e[t]) return e[t]
}
console.log("%c Hover effect by Robin Delaporte: https://github.com/robin-dela/hover-effect ", "color: #bada55; font-size: 0.8rem");
var r = n.parent,
o = n.displacementImage,
a = n.image1,
s = n.image2,
f = i(n.imagesRatio, 1),
d = i(n.intensity1, n.intensity, 1),
l = i(n.intensity2, n.intensity, 1),
u = i(n.angle, Math.PI / 4),
v = i(n.angle1, u),
m = i(n.angle2, 3 * -u),
c = i(n.speedIn, n.speed, 1.6),
p = i(n.speedOut, n.speed, 1.2),
g = i(n.hover, !0),
h = i(n.easing, Expo.easeOut),
y = i(n.video, !1);
if (r)
if (a && s && o) {
var x = new e.Scene,
F = new e.OrthographicCamera(r.offsetWidth / -2, r.offsetWidth / 2, r.offsetHeight / 2, r.offsetHeight / -2, 1, 1e3);
F.position.z = 1;
var w = new e.WebGLRenderer({
antialias: !1,
alpha: !0
});
w.setPixelRatio(2), w.setClearColor(16777215, 0), w.setSize(r.offsetWidth, r.offsetHeight), r.appendChild(w.domElement);
var L = function() {
w.render(x, F)
},
H = new e.TextureLoader;
H.crossOrigin = "";
var E, W, V = H.load(o, L);
if (V.magFilter = V.minFilter = e.LinearFilter, y) {
var M = function() {
requestAnimationFrame(M), w.render(x, F)
};
M(), (y = document.createElement("video")).autoplay = !0, y.loop = !0, y.src = a, y.load();
var P = document.createElement("video");
P.autoplay = !0, P.loop = !0, P.src = s, P.load();
var R = new e.VideoTexture(y),
T = new e.VideoTexture(P);
R.magFilter = T.magFilter = e.LinearFilter, R.minFilter = T.minFilter = e.LinearFilter, P.addEventListener("loadeddata", function() {
P.play(), (T = new e.VideoTexture(P)).magFilter = e.LinearFilter, T.minFilter = e.LinearFilter, C.uniforms.texture2.value = T
}, !1), y.addEventListener("loadeddata", function() {
y.play(), (R = new e.VideoTexture(y)).magFilter = e.LinearFilter, R.minFilter = e.LinearFilter, C.uniforms.texture1.value = R
}, !1)
} else R = H.load(a, L), T = H.load(s, L), R.magFilter = T.magFilter = e.LinearFilter, R.minFilter = T.minFilter = e.LinearFilter;
var U = f;
r.offsetHeight / r.offsetWidth < U ? (E = 1, W = r.offsetHeight / r.offsetWidth / U) : (E = r.offsetWidth / r.offsetHeight * U, W = 1);
var C = new e.ShaderMaterial({
uniforms: {
intensity1: {
type: "f",
value: d
},
intensity2: {
type: "f",
value: l
},
dispFactor: {
type: "f",
value: 0
},
angle1: {
type: "f",
value: v
},
angle2: {
type: "f",
value: m
},
texture1: {
type: "t",
value: R
},
texture2: {
type: "t",
value: T
},
disp: {
type: "t",
value: V
},
res: {
type: "vec4",
value: new e.Vector4(r.offsetWidth, r.offsetHeight, E, W)
},
dpr: {
type: "f",
value: window.devicePixelRatio
}
},
vertexShader: "\nvarying vec2 vUv;\nvoid main() {\n vUv = uv;\n gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}\n",
fragmentShader: "\nvarying vec2 vUv;\n\nuniform float dispFactor;\nuniform float dpr;\nuniform sampler2D disp;\n\nuniform sampler2D texture1;\nuniform sampler2D texture2;\nuniform float angle1;\nuniform float angle2;\nuniform float intensity1;\nuniform float intensity2;\nuniform vec4 res;\nuniform vec2 parent;\n\nmat2 getRotM(float angle) {\n float s = sin(angle);\n float c = cos(angle);\n return mat2(c, -s, s, c);\n}\n\nvoid main() {\n vec4 disp = texture2D(disp, vUv);\n vec2 dispVec = vec2(disp.r, disp.g);\n\n vec2 uv = 0.5 * gl_FragCoord.xy / (res.xy) ;\n vec2 myUV = (uv - vec2(0.5))*res.zw + vec2(0.5);\n\n\n vec2 distortedPosition1 = myUV + getRotM(angle1) * dispVec * intensity1 * dispFactor;\n vec2 distortedPosition2 = myUV + getRotM(angle2) * dispVec * intensity2 * (1.0 - dispFactor);\n vec4 _texture1 = texture2D(texture1, distortedPosition1);\n vec4 _texture2 = texture2D(texture2, distortedPosition2);\n gl_FragColor = mix(_texture1, _texture2, dispFactor);\n}\n",
transparent: !0,
opacity: 1
}),
b = new e.PlaneBufferGeometry(r.offsetWidth, r.offsetHeight, 1),
D = new e.Mesh(b, C);
x.add(D), g && (r.addEventListener("mouseenter", _), r.addEventListener("touchstart", _), r.addEventListener("mouseleave", z), r.addEventListener("touchend", z)), window.addEventListener("resize", function(t) {
r.offsetHeight / r.offsetWidth < U ? (E = 1, W = r.offsetHeight / r.offsetWidth / U) : (E = r.offsetWidth / r.offsetHeight * U, W = 1), D.material.uniforms.res.value = new e.Vector4(r.offsetWidth, r.offsetHeight, E, W), w.setSize(r.offsetWidth, r.offsetHeight), L()
}), this.next = _, this.previous = z
} else console.warn("One or more images are missing");
else console.warn("Parent missing");
function _() {
t.to(C.uniforms.dispFactor, c, {
value: 1,
ease: h,
onUpdate: L,
onComplete: L
})
}
function z() {
t.to(C.uniforms.dispFactor, p, {
value: 0,
ease: h,
onUpdate: L,
onComplete: L
})
}
}
});
//# sourceMappingURL=hover-effect.umd.js.map