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| Original file line number | Diff line number | Diff line change |
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| /** | ||
| * 3D Foundation Project | ||
| * Copyright 2023 Smithsonian Institution | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| import { Vector3, Vector4, Color, Side, UniformsUtils, ShaderLib, NoBlending, DoubleSide, | ||
| AdditiveBlending, FrontSide, Texture, MeshPhysicalMaterial, MeshPhysicalMaterialParameters } from "three"; | ||
|
|
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| const fragmentShader = require("./uberPBRShader.frag").default; | ||
| const vertexShader = require("./uberPBRShader.vert").default; | ||
|
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| import { EShaderMode } from "client/schema/setup"; | ||
|
|
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| //////////////////////////////////////////////////////////////////////////////// | ||
|
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| export { EShaderMode }; | ||
|
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| export interface IUberPBRAdvShaderProps extends MeshPhysicalMaterialParameters | ||
| { | ||
|
|
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| } | ||
|
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| export default class UberPBRMaterial extends MeshPhysicalMaterial | ||
| { | ||
| isUberPBRMaterial: boolean; | ||
| isMeshStandardMaterial: boolean; | ||
| isMeshPhysicalMaterial: boolean; | ||
|
|
||
| uniforms: { | ||
| aoMapMix: { value: Vector3 }, | ||
| cutPlaneDirection: { value: Vector4 }, | ||
| cutPlaneColor: { value: Vector3 }, | ||
| zoneMap: { value: Texture } | ||
| }; | ||
|
|
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| vertexShader: string; | ||
| fragmentShader: string; | ||
|
|
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| private _clayColor = new Color("#a67a6c").convertLinearToSRGB(); | ||
| private _wireColor = new Color("#004966").convertLinearToSRGB(); | ||
| private _wireEmissiveColor = new Color("#004966").convertLinearToSRGB(); | ||
| private _objectSpaceNormalMap = false; | ||
| private _paramCopy: any = {}; | ||
| private _sideCopy: Side = FrontSide; | ||
|
|
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| private _aoMapMix: Vector3; | ||
| private _cutPlaneDirection: Vector4; | ||
| private _cutPlaneColor: Vector3; | ||
| private _zoneMap: Texture; | ||
|
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| constructor(params?: IUberPBRAdvShaderProps) | ||
| { | ||
| super(); | ||
|
|
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| this.type = "UberPBRMaterial"; | ||
|
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| this.isUberPBRMaterial = true; | ||
| this.isMeshStandardMaterial = true; | ||
| this.isMeshPhysicalMaterial = true; | ||
|
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| this.defines = { | ||
| "STANDARD": true, | ||
| "PHYSICAL": true, | ||
| "OBJECTSPACE_NORMALMAP": false, | ||
| "MODE_NORMALS": false, | ||
| "MODE_XRAY": false, | ||
| "CUT_PLANE": false, | ||
| "USE_ZONEMAP": false, | ||
| }; | ||
|
|
||
| this.uniforms = UniformsUtils.merge([ | ||
| ShaderLib.physical.uniforms, | ||
| { | ||
| aoMapMix: { value: new Vector3(0.25, 0.25, 0.25) }, | ||
| cutPlaneDirection: { value: new Vector4(0, 0, -1, 0) }, | ||
| cutPlaneColor: { value: new Vector3(1, 0, 0) }, | ||
| zoneMap: { value: null }, | ||
| } | ||
| ]); | ||
|
|
||
| this._aoMapMix = this.uniforms.aoMapMix.value; | ||
| this._cutPlaneDirection = this.uniforms.cutPlaneDirection.value; | ||
| this._cutPlaneColor = this.uniforms.cutPlaneColor.value; | ||
| this._zoneMap = this.uniforms.zoneMap.value; | ||
|
|
||
| //this.vertexShader = ShaderLib.standard.vertexShader; | ||
| this.vertexShader = vertexShader; | ||
| //this.fragmentShader = ShaderLib.standard.fragmentShader; | ||
| this.fragmentShader = fragmentShader; | ||
|
|
||
| this.color = new Color(0xffffff); // diffuse | ||
| this.roughness = 0.7; | ||
| this.metalness = 0.0; | ||
|
|
||
| if (params) { | ||
| this.setValues(params); | ||
| } | ||
| } | ||
|
|
||
| set cutPlaneDirection(direction: Vector4) { | ||
| this._cutPlaneDirection.copy(direction); | ||
| } | ||
| get cutPlaneDirection() { | ||
| return this._cutPlaneDirection; | ||
| } | ||
|
|
||
| set cutPlaneColor(color: Vector3) { | ||
| this._cutPlaneColor.copy(color); | ||
| } | ||
| get cutPlaneColor() { | ||
| return this._cutPlaneColor; | ||
| } | ||
|
|
||
| set aoMapMix(mix: Vector3) { | ||
| this._aoMapMix.copy(mix); | ||
| } | ||
| get aoMapMix() { | ||
| return this._aoMapMix; | ||
| } | ||
|
|
||
| set zoneMap(map) { | ||
| this._zoneMap = map; | ||
| this.uniforms.zoneMap.value = map; | ||
| this.needsUpdate = true; | ||
| } | ||
| get zoneMap() { | ||
| return this._zoneMap; | ||
| } | ||
|
|
||
| setShaderMode(mode: EShaderMode) | ||
| { | ||
| Object.assign(this, this._paramCopy); | ||
|
|
||
| this.defines["MODE_NORMALS"] = false; | ||
| this.defines["MODE_XRAY"] = false; | ||
| this.defines["OBJECTSPACE_NORMALMAP"] = !!(this.normalMap && this._objectSpaceNormalMap); | ||
|
|
||
| this.side = this.defines["CUT_PLANE"] ? DoubleSide : this.side; | ||
|
|
||
| this.needsUpdate = true; | ||
|
|
||
| switch(mode) { | ||
| case EShaderMode.Clay: | ||
| this._paramCopy = { | ||
| color: this.color, | ||
| map: this.map, | ||
| roughness: this.roughness, | ||
| metalness: this.metalness, | ||
| aoMapIntensity: this.aoMapIntensity, | ||
| blending: this.blending, | ||
| transparent: this.transparent, | ||
| depthWrite: this.depthWrite, | ||
| }; | ||
| this.color = this._clayColor; | ||
| this.map = null; | ||
| this.roughness = 1; | ||
| this.metalness = 0; | ||
| this.aoMapIntensity *= 1; | ||
| this.blending = NoBlending; | ||
| this.transparent = false; | ||
| this.depthWrite = true; | ||
| break; | ||
|
|
||
| case EShaderMode.Normals: | ||
| this._paramCopy = { | ||
| blending: this.blending, | ||
| transparent: this.transparent, | ||
| depthWrite: this.depthWrite, | ||
| }; | ||
| this.defines["MODE_NORMALS"] = true; | ||
| this.blending = NoBlending; | ||
| this.transparent = false; | ||
| this.depthWrite = true; | ||
| break; | ||
|
|
||
| case EShaderMode.XRay: | ||
| this._paramCopy = { | ||
| side: this.side, | ||
| blending: this.blending, | ||
| transparent: this.transparent, | ||
| depthWrite: this.depthWrite, | ||
| }; | ||
| this.defines["MODE_XRAY"] = true; | ||
| this.side = DoubleSide; | ||
| this.blending = AdditiveBlending; | ||
| this.transparent = true; | ||
| this.depthWrite = false; | ||
| break; | ||
|
|
||
| case EShaderMode.Wireframe: | ||
| this._paramCopy = { | ||
| color: this.color, | ||
| emissive: this.emissive, | ||
| roughness: this.roughness, | ||
| metalness: this.metalness, | ||
| wireframe: this.wireframe, | ||
| map: this.map, | ||
| aoMap: this.aoMap, | ||
| emissiveMap: this.emissiveMap, | ||
| normalMap: this.normalMap, | ||
| }; | ||
| this.color = this._wireColor; | ||
| this.emissive = this._wireEmissiveColor; | ||
| this.roughness = 0.8; | ||
| this.metalness = 0.1; | ||
| this.wireframe = true; | ||
| this.map = null; | ||
| this.aoMap = null; | ||
| this.emissiveMap = null; | ||
| this.normalMap = null; | ||
| this.defines["OBJECTSPACE_NORMALMAP"] = false; | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| enableCutPlane(enabled: boolean) | ||
| { | ||
| this.defines["CUT_PLANE"] = enabled; | ||
|
|
||
| if (enabled) { | ||
| this._sideCopy = this.side; | ||
| this.side = DoubleSide; | ||
| } | ||
| else { | ||
| this.side = this._sideCopy; | ||
| } | ||
| } | ||
|
|
||
| enableObjectSpaceNormalMap(useObjectSpace: boolean) | ||
| { | ||
| if (useObjectSpace !== this._objectSpaceNormalMap) { | ||
| this._objectSpaceNormalMap = useObjectSpace; | ||
| } | ||
|
|
||
| if (this.normalMap) { | ||
| this.defines["OBJECTSPACE_NORMALMAP"] = useObjectSpace; | ||
| this.needsUpdate = true; | ||
| } | ||
| } | ||
|
|
||
| enableZoneMap(enabled) { | ||
| this.defines["USE_ZONEMAP"] = enabled; | ||
| } | ||
| } |
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