Benchmarks on bullhead-userdebug show that there is a negligent performance impact when using sparse entries on a 30% loaded sparse type of 1000 resources. Benchmark Time CPU Iterations ----------------------------------------------------------------------------------- BM_SparseEntryGetResourceSparseLarge 255 ns 254 ns 2751408 BM_SparseEntryGetResourceNotSparseLarge 254 ns 254 ns 2756534 Bug: 27381711 Test: make libandroidfw_tests aapt2_tests Change-Id: I051ea22f2f6b2bc3696e446adc9e2a34be18009f
25 lines
968 B
Bash
Executable File
25 lines
968 B
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2017 The Android Open Source Project
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#
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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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set -e
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PATH_TO_FRAMEWORK_RES=${ANDROID_BUILD_TOP}/prebuilts/sdk/current/android.jar
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aapt2 compile --dir res -o compiled.flata
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aapt2 link --manifest AndroidManifest.xml -I $PATH_TO_FRAMEWORK_RES -o sparse.apk --enable-sparse-encoding compiled.flata
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aapt2 link --manifest AndroidManifest.xml -I $PATH_TO_FRAMEWORK_RES -o not_sparse.apk compiled.flata
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