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- var BABYLON,__extends=this&&this.__extends||(function(){var o=function(e,r){return(o=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var t in r)r.hasOwnProperty(t)&&(e[t]=r[t])})(e,r)};return function(e,r){function t(){this.constructor=e}o(e,r),e.prototype=null===r?Object.create(r):(t.prototype=r.prototype,new t)}})(),__decorate=this&&this.__decorate||function(e,r,t,o){var n,i=arguments.length,c=i<3?r:null===o?o=Object.getOwnPropertyDescriptor(r,t):o;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)c=Reflect.decorate(e,r,t,o);else for(var l=e.length-1;0<=l;l--)(n=e[l])&&(c=(i<3?n(c):3<i?n(r,t,c):n(r,t))||c);return 3<i&&c&&Object.defineProperty(r,t,c),c};!(function(l){var e=(function(c){function o(e,r,t,o,n){var i=c.call(this,e,r,"brickProceduralTexture",t,o,n)||this;return i._numberOfBricksHeight=15,i._numberOfBricksWidth=5,i._jointColor=new l.Color3(.72,.72,.72),i._brickColor=new l.Color3(.77,.47,.4),i.updateShaderUniforms(),i}return __extends(o,c),o.prototype.updateShaderUniforms=function(){this.setFloat("numberOfBricksHeight",this._numberOfBricksHeight),this.setFloat("numberOfBricksWidth",this._numberOfBricksWidth),this.setColor3("brickColor",this._brickColor),this.setColor3("jointColor",this._jointColor)},Object.defineProperty(o.prototype,"numberOfBricksHeight",{get:function(){return this._numberOfBricksHeight},set:function(e){this._numberOfBricksHeight=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"numberOfBricksWidth",{get:function(){return this._numberOfBricksWidth},set:function(e){this._numberOfBricksWidth=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"jointColor",{get:function(){return this._jointColor},set:function(e){this._jointColor=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"brickColor",{get:function(){return this._brickColor},set:function(e){this._brickColor=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),o.prototype.serialize=function(){var e=l.SerializationHelper.Serialize(this,c.prototype.serialize.call(this));return e.customType="BABYLON.BrickProceduralTexture",e},o.Parse=function(e,r,t){return l.SerializationHelper.Parse((function(){return new o(e.name,e._size,r,void 0,e._generateMipMaps)}),e,r,t)},__decorate([l.serialize()],o.prototype,"numberOfBricksHeight",null),__decorate([l.serialize()],o.prototype,"numberOfBricksWidth",null),__decorate([l.serializeAsColor3()],o.prototype,"jointColor",null),__decorate([l.serializeAsColor3()],o.prototype,"brickColor",null),o})(l.ProceduralTexture);l.BrickProceduralTexture=e})(BABYLON||(BABYLON={})),BABYLON.Effect.ShadersStore.brickProceduralTexturePixelShader="precision highp float;\nvarying vec2 vPosition;\nvarying vec2 vUV;\nuniform float numberOfBricksHeight;\nuniform float numberOfBricksWidth;\nuniform vec3 brickColor;\nuniform vec3 jointColor;\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 fbm(vec2 n) {\nfloat total=0.0,amplitude=1.0;\nfor (int i=0; i<4; i++) {\ntotal+=noise(n)*amplitude;\nn+=n;\namplitude*=0.5;\n}\nreturn total;\n}\nfloat roundF(float number){\nreturn sign(number)*floor(abs(number)+0.5);\n}\nvoid main(void)\n{\nfloat brickW=1.0/numberOfBricksWidth;\nfloat brickH=1.0/numberOfBricksHeight;\nfloat jointWPercentage=0.01;\nfloat jointHPercentage=0.05;\nvec3 color=brickColor;\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 brickColorSwitch=mod(floor(yi)+floor(xi),3.0);\nif (brickColorSwitch == 0.0)\ncolor=mix(color,vec3(0.33,0.33,0.33),0.3);\nelse if (brickColorSwitch == 2.0)\ncolor=mix(color,vec3(0.11,0.11,0.11),0.3);\n}\ngl_FragColor=vec4(color,1.0);\n}";
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