@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
47 lines • 2.19 kB
JavaScript
;
/**
* @license
* Copyright 2017 Google Inc. 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 shader_compiler_1 = require("./shader_compiler");
var StridedSliceProgram = /** @class */ (function () {
function StridedSliceProgram(begin, strides, size) {
this.variableNames = ['x'];
this.outputShape = size;
var rank = size.length;
var inputDtype = shader_compiler_1.getCoordsDataType(size.length);
var dtype = shader_compiler_1.getCoordsDataType(size.length);
var newCoords = '';
if (rank === 1) {
newCoords = 'coords * strides + begin';
}
else {
var outputAxis_1 = 0;
newCoords =
size.map(function (_, i) {
outputAxis_1++;
return size.length === 1 ?
"coords * strides[" + i + "] + begin[" + i + "]" :
"coords[" + (outputAxis_1 - 1) + "] * strides[" + i + "] + begin[" + i + "]";
})
.join(',');
}
this.userCode = "\n " + inputDtype + " begin = " + inputDtype + "(" + begin + ");\n " + inputDtype + " strides = " + inputDtype + "(" + strides + ");\n\n void main() {\n " + dtype + " coords = getOutputCoords();\n setOutput(getX(" + newCoords + "));\n }\n ";
}
return StridedSliceProgram;
}());
exports.StridedSliceProgram = StridedSliceProgram;
//# sourceMappingURL=strided_slice_gpu.js.map