| 1 |
- {"ast":null,"code":"import { ThinEngine } from \"../../Engines/thinEngine.js\";\nThinEngine.prototype.setAlphaMode = function (mode, noDepthWriteChange = false) {\n if (this._alphaMode === mode) {\n if (!noDepthWriteChange) {\n // Make sure we still have the correct depth mask according to the alpha mode (a transparent material could have forced writting to the depth buffer, for instance)\n const depthMask = mode === 0;\n if (this.depthCullingState.depthMask !== depthMask) {\n this.depthCullingState.depthMask = depthMask;\n }\n }\n return;\n }\n switch (mode) {\n case 0:\n this._alphaState.alphaBlend = false;\n break;\n case 7:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 8:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 2:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 6:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 1:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 3:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ZERO, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 4:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.DST_COLOR, this._gl.ZERO, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 5:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 9:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.CONSTANT_COLOR, this._gl.ONE_MINUS_CONSTANT_COLOR, this._gl.CONSTANT_ALPHA, this._gl.ONE_MINUS_CONSTANT_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 10:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 11:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 12:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.DST_ALPHA, this._gl.ONE, this._gl.ZERO, this._gl.ZERO);\n this._alphaState.alphaBlend = true;\n break;\n case 13:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE_MINUS_DST_COLOR, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE_MINUS_DST_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 14:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 15:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ONE, this._gl.ZERO);\n this._alphaState.alphaBlend = true;\n break;\n case 16:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE_MINUS_DST_COLOR, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 17:\n // Same as ALPHA_COMBINE but accumulates (1 - alpha) values in the alpha channel for a later readout in order independant transparency\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n }\n if (!noDepthWriteChange) {\n this.depthCullingState.depthMask = mode === 0;\n }\n this._alphaMode = mode;\n};","map":{"version":3,"names":["ThinEngine","prototype","setAlphaMode","mode","noDepthWriteChange","_alphaMode","depthMask","depthCullingState","_alphaState","alphaBlend","setAlphaBlendFunctionParameters","_gl","ONE","ONE_MINUS_SRC_ALPHA","SRC_ALPHA","ZERO","ONE_MINUS_SRC_COLOR","DST_COLOR","CONSTANT_COLOR","ONE_MINUS_CONSTANT_COLOR","CONSTANT_ALPHA","ONE_MINUS_CONSTANT_ALPHA","DST_ALPHA","ONE_MINUS_DST_COLOR","ONE_MINUS_DST_ALPHA"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Engines/Extensions/engine.alpha.js"],"sourcesContent":["import { ThinEngine } from \"../../Engines/thinEngine.js\";\n\nThinEngine.prototype.setAlphaMode = function (mode, noDepthWriteChange = false) {\n if (this._alphaMode === mode) {\n if (!noDepthWriteChange) {\n // Make sure we still have the correct depth mask according to the alpha mode (a transparent material could have forced writting to the depth buffer, for instance)\n const depthMask = mode === 0;\n if (this.depthCullingState.depthMask !== depthMask) {\n this.depthCullingState.depthMask = depthMask;\n }\n }\n return;\n }\n switch (mode) {\n case 0:\n this._alphaState.alphaBlend = false;\n break;\n case 7:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 8:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 2:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 6:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 1:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 3:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ZERO, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 4:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.DST_COLOR, this._gl.ZERO, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 5:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 9:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.CONSTANT_COLOR, this._gl.ONE_MINUS_CONSTANT_COLOR, this._gl.CONSTANT_ALPHA, this._gl.ONE_MINUS_CONSTANT_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 10:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 11:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ONE, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 12:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.DST_ALPHA, this._gl.ONE, this._gl.ZERO, this._gl.ZERO);\n this._alphaState.alphaBlend = true;\n break;\n case 13:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE_MINUS_DST_COLOR, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ONE_MINUS_DST_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 14:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n case 15:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE, this._gl.ONE, this._gl.ONE, this._gl.ZERO);\n this._alphaState.alphaBlend = true;\n break;\n case 16:\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE_MINUS_DST_COLOR, this._gl.ONE_MINUS_SRC_COLOR, this._gl.ZERO, this._gl.ONE);\n this._alphaState.alphaBlend = true;\n break;\n case 17:\n // Same as ALPHA_COMBINE but accumulates (1 - alpha) values in the alpha channel for a later readout in order independant transparency\n this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA, this._gl.ONE_MINUS_SRC_ALPHA, this._gl.ONE, this._gl.ONE_MINUS_SRC_ALPHA);\n this._alphaState.alphaBlend = true;\n break;\n }\n if (!noDepthWriteChange) {\n this.depthCullingState.depthMask = mode === 0;\n }\n this._alphaMode = 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