Babylon.js/dist/preview release/materialsLibrary/babylon.gridMaterial.min.js

!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(require("babylonjs")):"function"==typeof define&&define.amd?define("babylonjs-materials",["babylonjs"],e):"object"==typeof exports?exports["babylonjs-materials"]=e(require("babylonjs")):t.MATERIALS=e(t.BABYLON)}(window,function(t){return function(t){var e={};function i(n){if(e[n])return e[n].exports;var r=e[n]={i:n,l:!1,exports:{}};return t[n].call(r.exports,r,r.exports,i),r.l=!0,r.exports}return i.m=t,i.c=e,i.d=function(t,e,n){i.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:n})},i.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},i.t=function(t,e){if(1&e&&(t=i(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var n=Object.create(null);if(i.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var r in t)i.d(n,r,function(e){return t[e]}.bind(null,r));return n},i.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(e,"a",e),e},i.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},i.p="",i(i.s=25)}({0:function(e,i){e.exports=t},1:function(t,e,i){"use strict";i.d(e,"b",function(){return r}),i.d(e,"a",function(){return o});
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THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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var n=function(t,e){return(n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i])})(t,e)};function r(t,e){function i(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(i.prototype=e.prototype,new i)}function o(t,e,i,n){var r,o=arguments.length,a=o<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)a=Reflect.decorate(t,e,i,n);else for(var f=t.length-1;f>=0;f--)(r=t[f])&&(a=(o<3?r(a):o>3?r(e,i,a):r(e,i))||a);return o>3&&a&&Object.defineProperty(e,i,a),a}},2:function(t,e){var i;i=function(){return this}();try{i=i||new Function("return this")()}catch(t){"object"==typeof window&&(i=window)}t.exports=i},25:function(t,e,i){"use strict";i.r(e),function(t){var n=i(7);i.d(e,"GridMaterial",function(){return n.GridMaterial});var r=void 0!==t?t:"undefined"!=typeof window?window:void 0;if(void 0!==r)for(var o in n)r.BABYLON[o]=n[o]}.call(this,i(2))},7:function(t,e,i){"use strict";i.r(e);var n=i(1),r=i(0),o="#extension GL_OES_standard_derivatives : enable\n#define SQRT2 1.41421356\n#define PI 3.14159\nprecision highp float;\nuniform vec3 mainColor;\nuniform vec3 lineColor;\nuniform vec4 gridControl;\nuniform vec3 gridOffset;\n\nvarying vec3 vPosition;\nvarying vec3 vNormal;\n#include<fogFragmentDeclaration>\n\n#ifdef OPACITY\nvarying vec2 vOpacityUV;\nuniform sampler2D opacitySampler;\nuniform vec2 vOpacityInfos;\n#endif\nfloat getVisibility(float position) {\n\nfloat majorGridFrequency=gridControl.y;\nif (floor(position+0.5) == floor(position/majorGridFrequency+0.5)*majorGridFrequency)\n{\nreturn 1.0;\n}\nreturn gridControl.z;\n}\nfloat getAnisotropicAttenuation(float differentialLength) {\nconst float maxNumberOfLines=10.0;\nreturn clamp(1.0/(differentialLength+1.0)-1.0/maxNumberOfLines,0.0,1.0);\n}\nfloat isPointOnLine(float position,float differentialLength) {\nfloat fractionPartOfPosition=position-floor(position+0.5);\nfractionPartOfPosition/=differentialLength;\nfractionPartOfPosition=clamp(fractionPartOfPosition,-1.,1.);\nfloat result=0.5+0.5*cos(fractionPartOfPosition*PI);\nreturn result;\n}\nfloat contributionOnAxis(float position) {\nfloat differentialLength=length(vec2(dFdx(position),dFdy(position)));\ndifferentialLength*=SQRT2;\n\nfloat result=isPointOnLine(position,differentialLength);\n\nfloat visibility=getVisibility(position);\nresult*=visibility;\n\nfloat anisotropicAttenuation=getAnisotropicAttenuation(differentialLength);\nresult*=anisotropicAttenuation;\nreturn result;\n}\nfloat normalImpactOnAxis(float x) {\nfloat normalImpact=clamp(1.0-3.0*abs(x*x*x),0.0,1.0);\nreturn normalImpact;\n}\nvoid main(void) {\n\nfloat gridRatio=gridControl.x;\nvec3 gridPos=(vPosition+gridOffset.xyz)/gridRatio;\n\nfloat x=contributionOnAxis(gridPos.x);\nfloat y=contributionOnAxis(gridPos.y);\nfloat z=contributionOnAxis(gridPos.z);\n\nvec3 normal=normalize(vNormal);\nx*=normalImpactOnAxis(normal.x);\ny*=normalImpactOnAxis(normal.y);\nz*=normalImpactOnAxis(normal.z);\n\nfloat grid=clamp(x+y+z,0.,1.);\n\nvec3 color=mix(mainColor,lineColor,grid);\n#ifdef FOG\n#include<fogFragment>\n#endif\nfloat opacity=1.0;\n#ifdef TRANSPARENT\nopacity=clamp(grid,0.08,gridControl.w*grid);\n#endif\n#ifdef OPACITY\nopacity*=texture2D(opacitySampler,vOpacityUV).a;\n#endif\n\ngl_FragColor=vec4(color.rgb,opacity);\n#ifdef TRANSPARENT\n#ifdef PREMULTIPLYALPHA\ngl_FragColor.rgb*=opacity;\n#endif\n#else\n#endif\n}";r.Effect.ShadersStore.gridPixelShader=o;var a="precision highp float;\n\nattribute vec3 position;\nattribute vec3 normal;\n#ifdef UV1\nattribute vec2 uv;\n#endif\n#ifdef UV2\nattribute vec2 uv2;\n#endif\n\nuniform mat4 projection;\nuniform mat4 world;\nuniform mat4 view;\nuniform mat4 worldView;\n\nvarying vec3 vPosition;\nvarying vec3 vNormal;\n#include<fogVertexDeclaration>\n#ifdef OPACITY\nvarying vec2 vOpacityUV;\nuniform mat4 opacityMatrix;\nuniform vec2 vOpacityInfos;\n#endif\nvoid main(void) {\n#ifdef FOG\nvec4 worldPos=world*vec4(position,1.0);\n#endif\n#include<fogVertex>\nvec4 cameraSpacePosition=worldView*vec4(position,1.0);\ngl_Position=projection*cameraSpacePosition;\n#ifdef OPACITY\n#ifndef UV1\nvec2 uv=vec2(0.,0.);\n#endif\n#ifndef UV2\nvec2 uv2=vec2(0.,0.);\n#endif\nif (vOpacityInfos.x == 0.)\n{\nvOpacityUV=vec2(opacityMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvOpacityUV=vec2(opacityMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\nvPosition=position;\nvNormal=normal;\n}";r.Effect.ShadersStore.gridVertexShader=a;var f=function(t){function e(){var e=t.call(this)||this;return e.OPACITY=!1,e.TRANSPARENT=!1,e.FOG=!1,e.PREMULTIPLYALPHA=!1,e.UV1=!1,e.UV2=!1,e.rebuild(),e}return n.b(e,t),e}(r.MaterialDefines),c=function(t){function e(e,i){var n=t.call(this,e,i)||this;return n.mainColor=r.Color3.Black(),n.lineColor=r.Color3.Teal(),n.gridRatio=1,n.gridOffset=r.Vector3.Zero(),n.majorUnitFrequency=10,n.minorUnitVisibility=.33,n.opacity=1,n.preMultiplyAlpha=!1,n._gridControl=new r.Vector4(n.gridRatio,n.majorUnitFrequency,n.minorUnitVisibility,n.opacity),n}return n.b(e,t),e.prototype.needAlphaBlending=function(){return this.opacity<1||this._opacityTexture&&this._opacityTexture.isReady()},e.prototype.needAlphaBlendingForMesh=function(t){return this.needAlphaBlending()},e.prototype.isReadyForSubMesh=function(t,e,i){if(this.isFrozen&&this._wasPreviouslyReady&&e.effect)return!0;e._materialDefines||(e._materialDefines=new f);var n=e._materialDefines,o=this.getScene();if(!this.checkReadyOnEveryCall&&e.effect&&this._renderId===o.getRenderId())return!0;if(n.TRANSPARENT!==this.opacity<1&&(n.TRANSPARENT=!n.TRANSPARENT,n.markAsUnprocessed()),n.PREMULTIPLYALPHA!=this.preMultiplyAlpha&&(n.PREMULTIPLYALPHA=!n.PREMULTIPLYALPHA,n.markAsUnprocessed()),n._areTexturesDirty&&(n._needUVs=!1,o.texturesEnabled&&this._opacityTexture&&r.MaterialFlags.OpacityTextureEnabled)){if(!this._opacityTexture.isReady())return!1;n._needUVs=!0,n.OPACITY=!0}if(r.MaterialHelper.PrepareDefinesForMisc(t,o,!1,!1,this.fogEnabled,!1,n),n.isDirty){n.markAsProcessed(),o.resetCachedMaterial(),r.MaterialHelper.PrepareDefinesForAttributes(t,n,!1,!1);var a=[r.VertexBuffer.PositionKind,r.VertexBuffer.NormalKind];n.UV1&&a.push(r.VertexBuffer.UVKind),n.UV2&&a.push(r.VertexBuffer.UV2Kind);var c=n.toString();e.setEffect(o.getEngine().createEffect("grid",a,["projection","worldView","mainColor","lineColor","gridControl","gridOffset","vFogInfos","vFogColor","world","view","opacityMatrix","vOpacityInfos"],["opacitySampler"],c,void 0,this.onCompiled,this.onError),n)}return!(!e.effect||!e.effect.isReady())&&(this._renderId=o.getRenderId(),this._wasPreviouslyReady=!0,!0)},e.prototype.bindForSubMesh=function(t,e,i){var n=this.getScene();if(i._materialDefines){var o=i.effect;o&&(this._activeEffect=o,this.bindOnlyWorldMatrix(t),this._activeEffect.setMatrix("worldView",t.multiply(n.getViewMatrix())),this._activeEffect.setMatrix("view",n.getViewMatrix()),this._activeEffect.setMatrix("projection",n.getProjectionMatrix()),this._mustRebind(n,o)&&(this._activeEffect.setColor3("mainColor",this.mainColor),this._activeEffect.setColor3("lineColor",this.lineColor),this._activeEffect.setVector3("gridOffset",this.gridOffset),this._gridControl.x=this.gridRatio,this._gridControl.y=Math.round(this.majorUnitFrequency),this._gridControl.z=this.minorUnitVisibility,this._gridControl.w=this.opacity,this._activeEffect.setVector4("gridControl",this._gridControl),this._opacityTexture&&r.MaterialFlags.OpacityTextureEnabled&&(this._activeEffect.setTexture("opacitySampler",this._opacityTexture),this._activeEffect.setFloat2("vOpacityInfos",this._opacityTexture.coordinatesIndex,this._opacityTexture.level),this._activeEffect.setMatrix("opacityMatrix",this._opacityTexture.getTextureMatrix()))),r.MaterialHelper.BindFogParameters(n,e,this._activeEffect),this._afterBind(e,this._activeEffect))}},e.prototype.dispose=function(e){t.prototype.dispose.call(this,e)},e.prototype.clone=function(t){var i=this;return r.SerializationHelper.Clone(function(){return new e(t,i.getScene())},this)},e.prototype.serialize=function(){var t=r.SerializationHelper.Serialize(this);return t.customType="BABYLON.GridMaterial",t},e.prototype.getClassName=function(){return"GridMaterial"},e.Parse=function(t,i,n){return r.SerializationHelper.Parse(function(){return new e(t.name,i)},t,i,n)},n.a([Object(r.serializeAsColor3)()],e.prototype,"mainColor",void 0),n.a([Object(r.serializeAsColor3)()],e.prototype,"lineColor",void 0),n.a([Object(r.serialize)()],e.prototype,"gridRatio",void 0),n.a([Object(r.serializeAsColor3)()],e.prototype,"gridOffset",void 0),n.a([Object(r.serialize)()],e.prototype,"majorUnitFrequency",void 0),n.a([Object(r.serialize)()],e.prototype,"minorUnitVisibility",void 0),n.a([Object(r.serialize)()],e.prototype,"opacity",void 0),n.a([Object(r.serialize)()],e.prototype,"preMultiplyAlpha",void 0),n.a([Object(r.serializeAsTexture)("opacityTexture")],e.prototype,"_opacityTexture",void 0),n.a([Object(r.expandToProperty)("_markAllSubMeshesAsTexturesDirty")],e.prototype,"opacityTexture",void 0),e}(r.PushMaterial);r._TypeStore.RegisteredTypes["BABYLON.GridMaterial"]=c,i.d(e,"GridMaterial",function(){return c})}})});