"use strict";
|
/**
|
* @license
|
* Copyright 2018 Google LLC. All Rights Reserved.
|
* 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.
|
* =============================================================================
|
*/
|
Object.defineProperty(exports, "__esModule", { value: true });
|
var broadcast_util = require("../../ops/broadcast_util");
|
var BatchNormPackedProgram = /** @class */ (function () {
|
function BatchNormPackedProgram(xShape, meanShape, varianceShape, offsetShape, scaleShape, varianceEpsilon) {
|
this.packedInputs = true;
|
this.packedOutput = true;
|
this.variableNames = ['x', 'mean', 'variance'];
|
broadcast_util.assertAndGetBroadcastShape(xShape, meanShape);
|
broadcast_util.assertAndGetBroadcastShape(xShape, varianceShape);
|
var offsetSnippet = 'vec4(0.0)';
|
if (offsetShape != null) {
|
broadcast_util.assertAndGetBroadcastShape(xShape, offsetShape);
|
this.variableNames.push('offset');
|
offsetSnippet = 'getOffsetAtOutCoords()';
|
}
|
var scaleSnippet = 'vec4(1.0)';
|
if (scaleShape != null) {
|
broadcast_util.assertAndGetBroadcastShape(xShape, scaleShape);
|
this.variableNames.push('scale');
|
scaleSnippet = 'getScaleAtOutCoords()';
|
}
|
this.outputShape = xShape;
|
this.userCode = "\n void main() {\n vec4 offset = " + offsetSnippet + ";\n vec4 scale = " + scaleSnippet + ";\n\n vec4 x = getXAtOutCoords();\n vec4 mean = getMeanAtOutCoords();\n vec4 variance = getVarianceAtOutCoords();\n\n vec4 inv = scale * inversesqrt(variance + vec4(" + varianceEpsilon + "));\n\n setOutput((x - mean) * inv + offset);\n }\n ";
|
}
|
return BatchNormPackedProgram;
|
}());
|
exports.BatchNormPackedProgram = BatchNormPackedProgram;
|
//# sourceMappingURL=batchnorm_packed_gpu.js.map
|