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/*! *****************************************************************************
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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var o=function(e,t){return(o=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])})(e,t)};function n(e,t){function r(){this.constructor=e}o(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)}function u(e,t,r,o){var n,u=arguments.length,i=u<3?t:null===o?o=Object.getOwnPropertyDescriptor(t,r):o;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)i=Reflect.decorate(e,t,r,o);else for(var a=e.length-1;a>=0;a--)(n=e[a])&&(i=(u<3?n(i):u>3?n(t,r,i):n(t,r))||i);return u>3&&i&&Object.defineProperty(t,r,i),i}Object.create;Object.create},12:function(e,t,r){"use strict";r.r(t),r.d(t,"NormalMapProceduralTexture",(function(){return i}));var o=r(1),n=r(0),u="precision highp float;\n\nuniform sampler2D baseSampler;\nuniform float size;\n\nvarying vec2 vUV;\n\nconst vec3 LUMA_COEFFICIENT=vec3(0.2126,0.7152,0.0722);\nfloat lumaAtCoord(vec2 coord)\n{\nvec3 pixel=texture2D(baseSampler,coord).rgb;\nfloat luma=dot(pixel,LUMA_COEFFICIENT);\nreturn luma;\n}\nvoid main()\n{\nfloat lumaU0=lumaAtCoord(vUV+vec2(-1.0,0.0)/size);\nfloat lumaU1=lumaAtCoord(vUV+vec2( 1.0,0.0)/size);\nfloat lumaV0=lumaAtCoord(vUV+vec2( 0.0,-1.0)/size);\nfloat lumaV1=lumaAtCoord(vUV+vec2( 0.0,1.0)/size);\nvec2 slope=(vec2(lumaU0-lumaU1,lumaV0-lumaV1)+1.0)*0.5;\ngl_FragColor=vec4(slope,1.0,1.0);\n}\n";n.Effect.ShadersStore.normalMapProceduralTexturePixelShader=u;var i=function(e){function t(t,r,o,n,u){var i=e.call(this,t,r,"normalMapProceduralTexture",o,n,u)||this;return i.updateShaderUniforms(),i}return Object(o.b)(t,e),t.prototype.updateShaderUniforms=function(){this.setTexture("baseSampler",this._baseTexture),this.setFloat("size",this.getRenderSize())},t.prototype.render=function(t){e.prototype.render.call(this,t)},t.prototype.resize=function(t,r){e.prototype.resize.call(this,t,r),this.updateShaderUniforms()},Object.defineProperty(t.prototype,"baseTexture",{get:function(){return this._baseTexture},set:function(e){this._baseTexture=e,this.updateShaderUniforms()},enumerable:!1,configurable:!0}),t.prototype.serialize=function(){var t=n.SerializationHelper.Serialize(this,e.prototype.serialize.call(this));return t.customType="BABYLON.NormalMapProceduralTexture",t},t.Parse=function(e,r,o){return n.SerializationHelper.Parse((function(){return new t(e.name,e._size,r,void 0,e._generateMipMaps)}),e,r,o)},Object(o.a)([Object(n.serializeAsTexture)()],t.prototype,"baseTexture",null),t}(n.ProceduralTexture);n._TypeStore.RegisteredTypes["BABYLON.NormalMapProceduralTexture"]=i},2:function(e,t){var r;r=function(){return this}();try{r=r||new Function("return this")()}catch(e){"object"==typeof window&&(r=window)}e.exports=r},20:function(e,t,r){"use strict";r.r(t),function(e){var o=r(12);r.d(t,"NormalMapProceduralTexture",(function(){return o.NormalMapProceduralTexture}));var n=void 0!==e?e:"undefined"!=typeof window?window:void 0;if(void 0!==n)for(var u in o)n.BABYLON[u]=o[u]}.call(this,r(2))}})}));