"use strict";
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/**
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* @license
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* Copyright 2019 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var glsl_version_1 = require("./glsl_version");
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var shader_util = require("./shader_compiler_util");
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var tex_util_1 = require("./tex_util");
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var DecodeMatrixProgram = /** @class */ (function () {
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function DecodeMatrixProgram(outputShape) {
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this.variableNames = ['A'];
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this.packedInputs = false;
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this.packedOutput = true;
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this.outPackingScheme = tex_util_1.PackingScheme.DENSE;
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var texShape = tex_util_1.getDenseTexShape(outputShape);
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var glsl = glsl_version_1.getGlslDifferences();
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this.outputShape = outputShape;
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this.userCode = "\n ivec3 outCoordsFromFlatIndex(int index) {\n " + shader_util.getLogicalCoordinatesFromFlatIndex(['r', 'c', 'd'], outputShape) + "\n return ivec3(r, c, d);\n }\n\n void main() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(" + texShape[0] + ", " + texShape[1] + "));\n int index = 4 * (resTexRC.x * " + texShape[1] + " + resTexRC.y);\n\n vec4 result = vec4(0.);\n\n for (int i=0; i<4; i++) {\n int flatIndex = index + i;\n ivec3 rc = outCoordsFromFlatIndex(flatIndex);\n result[i] = getA(rc.x, rc.y, rc.z);\n }\n\n " + glsl.output + " = result;\n }\n ";
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}
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return DecodeMatrixProgram;
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}());
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exports.DecodeMatrixProgram = DecodeMatrixProgram;
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//# sourceMappingURL=decode_matrix_gpu.js.map
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