!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(require("babylonjs")):"function"==typeof define&&define.amd?define("babylonjs-procedural-textures",["babylonjs"],t):"object"==typeof exports?exports["babylonjs-procedural-textures"]=t(require("babylonjs")):e.PROCEDURALTEXTURES=t(e.BABYLON)}("undefined"!=typeof self?self:"undefined"!=typeof global?global:this,(function(e){return function(e){var t={};function n(r){if(t[r])return t[r].exports;var o=t[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return n.m=e,n.c=t,n.d=function(e,t,r){n.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:r})},n.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},n.t=function(e,t){if(1&t&&(e=n(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var r=Object.create(null);if(n.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var o in e)n.d(r,o,function(t){return e[t]}.bind(null,o));return r},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,"a",t),t},n.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},n.p="",n(n.s=19)}({0:function(t,n){t.exports=e},1:function(e,t,n){"use strict";n.d(t,"b",(function(){return o})),n.d(t,"a",(function(){return i}));
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
var r=function(e,t){return(r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])})(e,t)};function o(e,t){function n(){this.constructor=e}r(e,t),e.prototype=null===t?Object.create(t):(n.prototype=t.prototype,new n)}function i(e,t,n,r){var o,i=arguments.length,l=i<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)l=Reflect.decorate(e,t,n,r);else for(var u=e.length-1;u>=0;u--)(o=e[u])&&(l=(i<3?o(l):i>3?o(t,n,l):o(t,n))||l);return i>3&&l&&Object.defineProperty(t,n,l),l}Object.create;Object.create},19:function(e,t,n){"use strict";n.r(t),function(e){var r=n(7);n.d(t,"MarbleProceduralTexture",(function(){return r.MarbleProceduralTexture}));var o=void 0!==e?e:"undefined"!=typeof window?window:void 0;if(void 0!==o)for(var i in r)o.BABYLON[i]=r[i]}.call(this,n(2))},2:function(e,t){var n;n=function(){return this}();try{n=n||new Function("return this")()}catch(e){"object"==typeof window&&(n=window)}e.exports=n},7:function(e,t,n){"use strict";n.r(t),n.d(t,"MarbleProceduralTexture",(function(){return l}));var r=n(1),o=n(0),i="precision highp float;\nvarying vec2 vPosition;\nvarying vec2 vUV;\nuniform float numberOfTilesHeight;\nuniform float numberOfTilesWidth;\nuniform float amplitude;\nuniform vec3 marbleColor;\nuniform vec3 jointColor;\nconst vec3 tileSize=vec3(1.1,1.0,1.1);\nconst vec3 tilePct=vec3(0.98,1.0,0.98);\nfloat rand(vec2 n) {\nreturn fract(cos(dot(n,vec2(12.9898,4.1414)))*43758.5453);\n}\nfloat noise(vec2 n) {\nconst vec2 d=vec2(0.0,1.0);\nvec2 b=floor(n),f=smoothstep(vec2(0.0),vec2(1.0),fract(n));\nreturn mix(mix(rand(b),rand(b+d.yx),f.x),mix(rand(b+d.xy),rand(b+d.yy),f.x),f.y);\n}\nfloat turbulence(vec2 P)\n{\nfloat val=0.0;\nfloat freq=1.0;\nfor (int i=0; i<4; i++)\n{\nval+=abs(noise(P*freq)/freq);\nfreq*=2.07;\n}\nreturn val;\n}\nfloat roundF(float number){\nreturn sign(number)*floor(abs(number)+0.5);\n}\nvec3 marble_color(float x)\n{\nvec3 col;\nx=0.5*(x+1.);\nx=sqrt(x);\nx=sqrt(x);\nx=sqrt(x);\ncol=vec3(.2+.75*x);\ncol.b*=0.95;\nreturn col;\n}\nvoid main()\n{\nfloat brickW=1.0/numberOfTilesWidth;\nfloat brickH=1.0/numberOfTilesHeight;\nfloat jointWPercentage=0.01;\nfloat jointHPercentage=0.01;\nvec3 color=marbleColor;\nfloat yi=vUV.y/brickH;\nfloat nyi=roundF(yi);\nfloat xi=vUV.x/brickW;\nif (mod(floor(yi),2.0) == 0.0){\nxi=xi-0.5;\n}\nfloat nxi=roundF(xi);\nvec2 brickvUV=vec2((xi-floor(xi))/brickH,(yi-floor(yi))/brickW);\nif (yi<nyi+jointHPercentage && yi>nyi-jointHPercentage){\ncolor=mix(jointColor,vec3(0.37,0.25,0.25),(yi-nyi)/jointHPercentage+0.2);\n}\nelse if (xi<nxi+jointWPercentage && xi>nxi-jointWPercentage){\ncolor=mix(jointColor,vec3(0.44,0.44,0.44),(xi-nxi)/jointWPercentage+0.2);\n}\nelse {\nfloat t=6.28*brickvUV.x/(tileSize.x+noise(vec2(vUV)*6.0));\nt+=amplitude*turbulence(brickvUV.xy);\nt=sin(t);\ncolor=marble_color(t);\n}\ngl_FragColor=vec4(color,0.0);\n}";o.Effect.ShadersStore.marbleProceduralTexturePixelShader=i;var l=function(e){function t(t,n,r,i,l){var u=e.call(this,t,n,"marbleProceduralTexture",r,i,l)||this;return u._numberOfTilesHeight=3,u._numberOfTilesWidth=3,u._amplitude=9,u._jointColor=new o.Color3(.72,.72,.72),u.updateShaderUniforms(),u}return Object(r.b)(t,e),t.prototype.updateShaderUniforms=function(){this.setFloat("numberOfTilesHeight",this._numberOfTilesHeight),this.setFloat("numberOfTilesWidth",this._numberOfTilesWidth),this.setFloat("amplitude",this._amplitude),this.setColor3("jointColor",this._jointColor)},Object.defineProperty(t.prototype,"numberOfTilesHeight",{get:function(){return this._numberOfTilesHeight},set:function(e){this._numberOfTilesHeight=e,this.updateShaderUniforms()},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"amplitude",{get:function(){return this._amplitude},set:function(e){this._amplitude=e,this.updateShaderUniforms()},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"numberOfTilesWidth",{get:function(){return this._numberOfTilesWidth},set:function(e){this._numberOfTilesWidth=e,this.updateShaderUniforms()},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"jointColor",{get:function(){return this._jointColor},set:function(e){this._jointColor=e,this.updateShaderUniforms()},enumerable:!1,configurable:!0}),t.prototype.serialize=function(){var t=o.SerializationHelper.Serialize(this,e.prototype.serialize.call(this));return t.customType="BABYLON.MarbleProceduralTexture",t},t.Parse=function(e,n,r){return o.SerializationHelper.Parse((function(){return new t(e.name,e._size,n,void 0,e._generateMipMaps)}),e,n,r)},Object(r.a)([Object(o.serialize)()],t.prototype,"numberOfTilesHeight",null),Object(r.a)([Object(o.serialize)()],t.prototype,"amplitude",null),Object(r.a)([Object(o.serialize)()],t.prototype,"numberOfTilesWidth",null),Object(r.a)([Object(o.serialize)()],t.prototype,"jointColor",null),t}(o.ProceduralTexture);o._TypeStore.RegisteredTypes["BABYLON.MarbleProceduralTexture"]=l}})}));