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zhangyupeng
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Babylon.js
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شاخه‌ها تگ‌ها
Babylon.js
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dist
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preview release
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proceduralTexturesLibrary
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babylon.marbleProceduralTexture.min.js

babylon.marbleProceduralTexture.min.js 7.1 KB
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  1. !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}));
    2. 

  2. /*! *****************************************************************************
    3. 

  3. Copyright (c) Microsoft Corporation. All rights reserved.
    4. 

  4. Licensed under the Apache License, Version 2.0 (the "License"); you may not use
    5. 

  5. this file except in compliance with the License. You may obtain a copy of the
    6. 

  6. License at http://www.apache.org/licenses/LICENSE-2.0
    7. 

  7. 

  8. THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    9. 

  9. KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
    10. 

  10. WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
    11. 

  11. MERCHANTABLITY OR NON-INFRINGEMENT.
    12. 

  12. 

  13. See the Apache Version 2.0 License for specific language governing permissions
    14. 

  14. and limitations under the License.
    15. 

  15. ***************************************************************************** */
    16. 

  16. 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)t.hasOwnProperty(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}},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:!0,configurable:!0}),Object.defineProperty(t.prototype,"amplitude",{get:function(){return this._amplitude},set:function(e){this._amplitude=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"numberOfTilesWidth",{get:function(){return this._numberOfTilesWidth},set:function(e){this._numberOfTilesWidth=e,this.updateShaderUniforms()},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"jointColor",{get:function(){return this._jointColor},set:function(e){this._jointColor=e,this.updateShaderUniforms()},enumerable:!0,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}})}));
    17.