| 1 |
- {"ast":null,"code":"import { NodeMaterialBlock } from \"../../nodeMaterialBlock.js\";\nimport { NodeMaterialBlockConnectionPointTypes } from \"../../Enums/nodeMaterialBlockConnectionPointTypes.js\";\nimport { NodeMaterialBlockTargets } from \"../../Enums/nodeMaterialBlockTargets.js\";\nimport { RegisterClass } from \"../../../../Misc/typeStore.js\";\n/**\n * Block used to get the derivative value on x and y of a given input\n */\nexport class DerivativeBlock extends NodeMaterialBlock {\n /**\n * Create a new DerivativeBlock\n * @param name defines the block name\n */\n constructor(name) {\n super(name, NodeMaterialBlockTargets.Fragment);\n this.registerInput(\"input\", NodeMaterialBlockConnectionPointTypes.AutoDetect, false);\n this.registerOutput(\"dx\", NodeMaterialBlockConnectionPointTypes.BasedOnInput);\n this.registerOutput(\"dy\", NodeMaterialBlockConnectionPointTypes.BasedOnInput);\n this._outputs[0]._typeConnectionSource = this._inputs[0];\n this._outputs[1]._typeConnectionSource = this._inputs[0];\n }\n /**\n * Gets the current class name\n * @returns the class name\n */\n getClassName() {\n return \"DerivativeBlock\";\n }\n /**\n * Gets the input component\n */\n get input() {\n return this._inputs[0];\n }\n /**\n * Gets the derivative output on x\n */\n get dx() {\n return this._outputs[0];\n }\n /**\n * Gets the derivative output on y\n */\n get dy() {\n return this._outputs[1];\n }\n _buildBlock(state) {\n super._buildBlock(state);\n const dx = this._outputs[0];\n const dy = this._outputs[1];\n state._emitExtension(\"derivatives\", \"#extension GL_OES_standard_derivatives : enable\");\n let dpdx = \"dFdx\";\n let dpdy = \"dFdy\";\n if (state.shaderLanguage === 1 /* ShaderLanguage.WGSL */) {\n dpdx = \"dpdx\";\n dpdy = \"dpdy\";\n }\n if (dx.hasEndpoints) {\n state.compilationString += state._declareOutput(dx) + ` = ${dpdx}(${this.input.associatedVariableName});\\n`;\n }\n if (dy.hasEndpoints) {\n state.compilationString += state._declareOutput(dy) + ` = ${dpdy}(${this.input.associatedVariableName});\\n`;\n }\n return this;\n }\n}\nRegisterClass(\"BABYLON.DerivativeBlock\", DerivativeBlock);","map":{"version":3,"names":["NodeMaterialBlock","NodeMaterialBlockConnectionPointTypes","NodeMaterialBlockTargets","RegisterClass","DerivativeBlock","constructor","name","Fragment","registerInput","AutoDetect","registerOutput","BasedOnInput","_outputs","_typeConnectionSource","_inputs","getClassName","input","dx","dy","_buildBlock","state","_emitExtension","dpdx","dpdy","shaderLanguage","hasEndpoints","compilationString","_declareOutput","associatedVariableName"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Materials/Node/Blocks/Fragment/derivativeBlock.js"],"sourcesContent":["import { NodeMaterialBlock } from \"../../nodeMaterialBlock.js\";\nimport { NodeMaterialBlockConnectionPointTypes } from \"../../Enums/nodeMaterialBlockConnectionPointTypes.js\";\nimport { NodeMaterialBlockTargets } from \"../../Enums/nodeMaterialBlockTargets.js\";\nimport { RegisterClass } from \"../../../../Misc/typeStore.js\";\n/**\n * Block used to get the derivative value on x and y of a given input\n */\nexport class DerivativeBlock extends NodeMaterialBlock {\n /**\n * Create a new DerivativeBlock\n * @param name defines the block name\n */\n constructor(name) {\n super(name, NodeMaterialBlockTargets.Fragment);\n this.registerInput(\"input\", NodeMaterialBlockConnectionPointTypes.AutoDetect, false);\n this.registerOutput(\"dx\", NodeMaterialBlockConnectionPointTypes.BasedOnInput);\n this.registerOutput(\"dy\", NodeMaterialBlockConnectionPointTypes.BasedOnInput);\n this._outputs[0]._typeConnectionSource = this._inputs[0];\n this._outputs[1]._typeConnectionSource = this._inputs[0];\n }\n /**\n * Gets the current class name\n * @returns the class name\n */\n getClassName() {\n return \"DerivativeBlock\";\n }\n /**\n * Gets the input component\n */\n get input() {\n return this._inputs[0];\n }\n /**\n * Gets the derivative output on x\n */\n get dx() {\n return this._outputs[0];\n }\n /**\n * Gets the derivative output on y\n */\n get dy() {\n return this._outputs[1];\n }\n _buildBlock(state) {\n super._buildBlock(state);\n const dx = this._outputs[0];\n const dy = this._outputs[1];\n state._emitExtension(\"derivatives\", \"#extension GL_OES_standard_derivatives : enable\");\n let dpdx = \"dFdx\";\n let dpdy = \"dFdy\";\n if (state.shaderLanguage === 1 /* ShaderLanguage.WGSL */) {\n dpdx = \"dpdx\";\n dpdy = \"dpdy\";\n }\n if (dx.hasEndpoints) {\n state.compilationString += state._declareOutput(dx) + ` = ${dpdx}(${this.input.associatedVariableName});\\n`;\n }\n if (dy.hasEndpoints) {\n state.compilationString += state._declareOutput(dy) + ` = ${dpdy}(${this.input.associatedVariableName});\\n`;\n }\n return this;\n }\n}\nRegisterClass(\"BABYLON.DerivativeBlock\", 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