babylonjs-materials/babylon.gridMaterial.js

Babylon.js Materials Library =====================

!function(e,i){"object"==typeof exports&&"object"==typeof module?module.exports=i(require("babylonjs")):"function"==typeof define&&define.amd?define("babylonjs-materials",["babylonjs"],i):"object"==typeof exports?exports["babylonjs-materials"]=i(require("babylonjs")):e.MATERIALS=i(e.BABYLON)}("undefined"!=typeof self?self:"undefined"!=typeof global?global:this,(e=>(()=>{"use strict";var i={597:i=>{i.exports=e}},t={};function n(e){var r=t[e];if(void 0!==r)return r.exports;var o=t[e]={exports:{}};return i[e](o,o.exports,n),o.exports}n.d=(e,i)=>{for(var t in i)n.o(i,t)&&!n.o(e,t)&&Object.defineProperty(e,t,{enumerable:!0,get:i[t]})},n.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(e){if("object"==typeof window)return window}}(),n.o=(e,i)=>Object.prototype.hasOwnProperty.call(e,i),n.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})};var r={};n.d(r,{default:()=>h});var o={};n.r(o),n.d(o,{GridMaterial:()=>y});var a={};n.r(a),n.d(a,{GridMaterial:()=>y});var s=function(e,i){return s=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,i){e.__proto__=i}||function(e,i){for(var t in i)Object.prototype.hasOwnProperty.call(i,t)&&(e[t]=i[t])},s(e,i)};function l(e,i){if("function"!=typeof i&&null!==i)throw new TypeError("Class extends value "+String(i)+" is not a constructor or null");function t(){this.constructor=e}s(e,i),e.prototype=null===i?Object.create(i):(t.prototype=i.prototype,new t)}function f(e,i,t,n){var r,o=arguments.length,a=o<3?i:null===n?n=Object.getOwnPropertyDescriptor(i,t):n;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)a=Reflect.decorate(e,i,t,n);else for(var s=e.length-1;s>=0;s--)(r=e[s])&&(a=(o<3?r(a):o>3?r(i,t,a):r(i,t))||a);return o>3&&a&&Object.defineProperty(i,t,a),a}Object.create,Object.create,"function"==typeof SuppressedError&&SuppressedError;var c=n(597),d="gridPixelShader";c.ShaderStore.ShadersStore[d]||(c.ShaderStore.ShadersStore[d]="#extension GL_OES_standard_derivatives : enable\n#define SQRT2 1.41421356\n#define PI 3.14159\nprecision highp float;uniform float visibility;uniform vec3 mainColor;uniform vec3 lineColor;uniform vec4 gridControl;uniform vec3 gridOffset;varying vec3 vPosition;varying vec3 vNormal;\n#ifdef LOGARITHMICDEPTH\n#extension GL_EXT_frag_depth : enable\n#endif\n#include<clipPlaneFragmentDeclaration>\n#include<logDepthDeclaration>\n#include<fogFragmentDeclaration>\n#ifdef OPACITY\nvarying vec2 vOpacityUV;uniform sampler2D opacitySampler;uniform vec2 vOpacityInfos;\n#endif\nfloat getDynamicVisibility(float position) {float majorGridFrequency=gridControl.y;if (floor(position+0.5)==floor(position/majorGridFrequency+0.5)*majorGridFrequency)\n{return 1.0;}\nreturn gridControl.z;}\nfloat getAnisotropicAttenuation(float differentialLength) {const float maxNumberOfLines=10.0;return clamp(1.0/(differentialLength+1.0)-1.0/maxNumberOfLines,0.0,1.0);}\nfloat isPointOnLine(float position,float differentialLength) {float fractionPartOfPosition=position-floor(position+0.5); \nfractionPartOfPosition/=differentialLength; \n#ifdef ANTIALIAS\nfractionPartOfPosition=clamp(fractionPartOfPosition,-1.,1.);float result=0.5+0.5*cos(fractionPartOfPosition*PI); \nreturn result;\n#else\nreturn abs(fractionPartOfPosition)<SQRT2/4. ? 1. : 0.;\n#endif\n}\nfloat contributionOnAxis(float position) {float differentialLength=length(vec2(dFdx(position),dFdy(position)));differentialLength*=SQRT2; \nfloat result=isPointOnLine(position,differentialLength);float dynamicVisibility=getDynamicVisibility(position);result*=dynamicVisibility;float anisotropicAttenuation=getAnisotropicAttenuation(differentialLength);result*=anisotropicAttenuation;return result;}\nfloat normalImpactOnAxis(float x) {float normalImpact=clamp(1.0-3.0*abs(x*x*x),0.0,1.0);return normalImpact;}\n#define CUSTOM_FRAGMENT_DEFINITIONS\nvoid main(void) {\n#define CUSTOM_FRAGMENT_MAIN_BEGIN\n#include<clipPlaneFragment>\nfloat gridRatio=gridControl.x;vec3 gridPos=(vPosition+gridOffset.xyz)/gridRatio;float x=contributionOnAxis(gridPos.x);float y=contributionOnAxis(gridPos.y);float z=contributionOnAxis(gridPos.z);vec3 normal=normalize(vNormal);x*=normalImpactOnAxis(normal.x);y*=normalImpactOnAxis(normal.y);z*=normalImpactOnAxis(normal.z);\n#ifdef MAX_LINE\nfloat grid=clamp(max(max(x,y),z),0.,1.);\n#else\nfloat grid=clamp(x+y+z,0.,1.);\n#endif\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\ngl_FragColor=vec4(color.rgb,opacity*visibility);\n#ifdef TRANSPARENT\n#ifdef PREMULTIPLYALPHA\ngl_FragColor.rgb*=opacity;\n#endif\n#else\n#endif\n#include<logDepthFragment>\n#include<imageProcessingCompatibility>\n#define CUSTOM_FRAGMENT_MAIN_END\n}\n");var p="gridVertexShader";c.ShaderStore.ShadersStore[p]||(c.ShaderStore.ShadersStore[p]="precision highp float;attribute vec3 position;attribute vec3 normal;\n#ifdef UV1\nattribute vec2 uv;\n#endif\n#ifdef UV2\nattribute vec2 uv2;\n#endif\n#include<instancesDeclaration>\n#include<__decl__sceneVertex>\nvarying vec3 vPosition;varying vec3 vNormal;\n#include<logDepthDeclaration>\n#include<fogVertexDeclaration>\n#ifdef OPACITY\nvarying vec2 vOpacityUV;uniform mat4 opacityMatrix;uniform vec2 vOpacityInfos;\n#endif\n#include<clipPlaneVertexDeclaration>\n#define CUSTOM_VERTEX_DEFINITIONS\nvoid main(void) {\n#define CUSTOM_VERTEX_MAIN_BEGIN\n#include<instancesVertex>\nvec4 worldPos=finalWorld*vec4(position,1.0);\n#include<fogVertex>\nvec4 cameraSpacePosition=view*worldPos;gl_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{vOpacityUV=vec2(opacityMatrix*vec4(uv,1.0,0.0));}\nelse\n{vOpacityUV=vec2(opacityMatrix*vec4(uv2,1.0,0.0));}\n#endif \n#include<clipPlaneVertex>\n#include<logDepthVertex>\nvPosition=position;vNormal=normal;\n#define CUSTOM_VERTEX_MAIN_END\n}");var u=function(e){function i(){var i=e.call(this)||this;return i.CLIPPLANE=!1,i.CLIPPLANE2=!1,i.CLIPPLANE3=!1,i.CLIPPLANE4=!1,i.CLIPPLANE5=!1,i.CLIPPLANE6=!1,i.OPACITY=!1,i.ANTIALIAS=!1,i.TRANSPARENT=!1,i.FOG=!1,i.PREMULTIPLYALPHA=!1,i.MAX_LINE=!1,i.UV1=!1,i.UV2=!1,i.INSTANCES=!1,i.THIN_INSTANCES=!1,i.IMAGEPROCESSINGPOSTPROCESS=!1,i.SKIPFINALCOLORCLAMP=!1,i.LOGARITHMICDEPTH=!1,i.rebuild(),i}return l(i,e),i}(c.MaterialDefines),y=function(e){function i(i,t){var n=e.call(this,i,t)||this;return n.mainColor=c.Color3.Black(),n.lineColor=c.Color3.Teal(),n.gridRatio=1,n.gridOffset=c.Vector3.Zero(),n.majorUnitFrequency=10,n.minorUnitVisibility=.33,n.opacity=1,n.antialias=!0,n.preMultiplyAlpha=!1,n.useMaxLine=!1,n._gridControl=new c.Vector4(n.gridRatio,n.majorUnitFrequency,n.minorUnitVisibility,n.opacity),n}return l(i,e),i.prototype.needAlphaBlending=function(){return this.opacity<1||this._opacityTexture&&this._opacityTexture.isReady()},i.prototype.needAlphaBlendingForMesh=function(e){return e.visibility<1||this.needAlphaBlending()},i.prototype.isReadyForSubMesh=function(e,i,t){var n=i._drawWrapper;if(this.isFrozen&&n.effect&&n._wasPreviouslyReady&&n._wasPreviouslyUsingInstances===t)return!0;i.materialDefines||(i.materialDefines=new u);var r=i.materialDefines,o=this.getScene();if(this._isReadyForSubMesh(i))return!0;if(r.TRANSPARENT!==this.opacity<1&&(r.TRANSPARENT=!r.TRANSPARENT,r.markAsUnprocessed()),r.PREMULTIPLYALPHA!=this.preMultiplyAlpha&&(r.PREMULTIPLYALPHA=!r.PREMULTIPLYALPHA,r.markAsUnprocessed()),r.MAX_LINE!==this.useMaxLine&&(r.MAX_LINE=!r.MAX_LINE,r.markAsUnprocessed()),r.ANTIALIAS!==this.antialias&&(r.ANTIALIAS=!r.ANTIALIAS,r.markAsUnprocessed()),r._areTexturesDirty&&(r._needUVs=!1,o.texturesEnabled&&this._opacityTexture&&c.MaterialFlags.OpacityTextureEnabled)){if(!this._opacityTexture.isReady())return!1;r._needUVs=!0,r.OPACITY=!0}if((0,c.PrepareDefinesForMisc)(e,o,this._useLogarithmicDepth,!1,this.fogEnabled,!1,r),(0,c.PrepareDefinesForFrameBoundValues)(o,o.getEngine(),this,r,!!t),r.isDirty){r.markAsProcessed(),o.resetCachedMaterial(),(0,c.PrepareDefinesForAttributes)(e,r,!1,!1);var a=[c.VertexBuffer.PositionKind,c.VertexBuffer.NormalKind];r.UV1&&a.push(c.VertexBuffer.UVKind),r.UV2&&a.push(c.VertexBuffer.UV2Kind),r.IMAGEPROCESSINGPOSTPROCESS=o.imageProcessingConfiguration.applyByPostProcess,(0,c.PrepareAttributesForInstances)(a,r);var s=["projection","mainColor","lineColor","gridControl","gridOffset","vFogInfos","vFogColor","world","view","opacityMatrix","vOpacityInfos","visibility","logarithmicDepthConstant"],l=r.toString();(0,c.AddClipPlaneUniforms)(s),i.setEffect(o.getEngine().createEffect("grid",{attributes:a,uniformsNames:s,uniformBuffersNames:["Scene"],samplers:["opacitySampler"],defines:l,fallbacks:null,onCompiled:this.onCompiled,onError:this.onError},o.getEngine()),r,this._materialContext)}return!(!i.effect||!i.effect.isReady()||(r._renderId=o.getRenderId(),n._wasPreviouslyReady=!0,n._wasPreviouslyUsingInstances=!!t,0))},i.prototype.bindForSubMesh=function(e,i,t){var n=this.getScene(),r=t.materialDefines;if(r){var o=t.effect;o&&(this._activeEffect=o,this._activeEffect.setFloat("visibility",i.visibility),r.INSTANCES&&!r.THIN_INSTANCE||this.bindOnlyWorldMatrix(e),this.bindView(o),this.bindViewProjection(o),this._mustRebind(n,o,t)&&(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&&c.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())),(0,c.BindClipPlane)(o,this,n),this._useLogarithmicDepth&&(0,c.BindLogDepth)(r,o,n)),(0,c.BindFogParameters)(n,i,this._activeEffect),this._afterBind(i,this._activeEffect,t))}},i.prototype.dispose=function(i){e.prototype.dispose.call(this,i)},i.prototype.clone=function(e){var t=this;return c.SerializationHelper.Clone((function(){return new i(e,t.getScene())}),this)},i.prototype.serialize=function(){var i=e.prototype.serialize.call(this);return i.customType="BABYLON.GridMaterial",i},i.prototype.getClassName=function(){return"GridMaterial"},i.Parse=function(e,t,n){return c.SerializationHelper.Parse((function(){return new i(e.name,t)}),e,t,n)},f([(0,c.serializeAsColor3)()],i.prototype,"mainColor",void 0),f([(0,c.serializeAsColor3)()],i.prototype,"lineColor",void 0),f([(0,c.serialize)()],i.prototype,"gridRatio",void 0),f([(0,c.serializeAsVector3)()],i.prototype,"gridOffset",void 0),f([(0,c.serialize)()],i.prototype,"majorUnitFrequency",void 0),f([(0,c.serialize)()],i.prototype,"minorUnitVisibility",void 0),f([(0,c.serialize)()],i.prototype,"opacity",void 0),f([(0,c.serialize)()],i.prototype,"antialias",void 0),f([(0,c.serialize)()],i.prototype,"preMultiplyAlpha",void 0),f([(0,c.serialize)()],i.prototype,"useMaxLine",void 0),f([(0,c.serializeAsTexture)("opacityTexture")],i.prototype,"_opacityTexture",void 0),f([(0,c.expandToProperty)("_markAllSubMeshesAsTexturesDirty")],i.prototype,"opacityTexture",void 0),i}(c.PushMaterial);(0,c.RegisterClass)("BABYLON.GridMaterial",y);var v=void 0!==n.g?n.g:"undefined"!=typeof window?window:void 0;if(void 0!==v)for(var g in o)v.BABYLON[g]=o[g];const h=a;return r.default})()));
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