118f64f206
Summary: The previous repetition count did not scale to many benchmarks. Also add more benchmarks Reviewed By: adamjernst Differential Revision: D3697280 fbshipit-source-id: 56fe424f36936445f31d6e9fa080abbdd816d32d
77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include "CSSBenchmark.h"
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#include <time.h>
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#include <CSSLayout/CSSLayout.h>
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// Measure functions can be quite slow, for example when measuring text.
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// Simulate this by sleeping for 1 millisecond.
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static CSSSize _measure(void *context, float width, CSSMeasureMode widthMode, float height, CSSMeasureMode heightMode) {
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struct timespec sleeptime = {0, 1000000};
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nanosleep(&sleeptime, NULL);
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return (CSSSize) {
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.width = widthMode == CSSMeasureModeUndefined ? 10 : width,
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.height = heightMode == CSSMeasureModeUndefined ? 10 : width,
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};
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}
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CSS_BENCHMARKS({
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CSS_BENCHMARK("Stack with flex", {
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CSSNodeRef root = CSSNodeNew();
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CSSNodeStyleSetWidth(root, 100);
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CSSNodeStyleSetHeight(root, 100);
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for (uint32_t i = 0; i < 10; i++) {
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CSSNodeRef child = CSSNodeNew();
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CSSNodeSetMeasureFunc(child, _measure);
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CSSNodeStyleSetFlex(child, 1);
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CSSNodeInsertChild(root, child, 0);
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}
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CSSNodeCalculateLayout(root, CSSUndefined, CSSUndefined, CSSDirectionLTR);
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});
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CSS_BENCHMARK("Align stretch in undefined axis", {
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CSSNodeRef root = CSSNodeNew();
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for (uint32_t i = 0; i < 10; i++) {
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CSSNodeRef child = CSSNodeNew();
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CSSNodeStyleSetHeight(child, 20);
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CSSNodeSetMeasureFunc(child, _measure);
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CSSNodeInsertChild(root, child, 0);
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}
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CSSNodeCalculateLayout(root, CSSUndefined, CSSUndefined, CSSDirectionLTR);
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});
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CSS_BENCHMARK("Nested flex", {
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CSSNodeRef root = CSSNodeNew();
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for (uint32_t i = 0; i < 10; i++) {
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CSSNodeRef child = CSSNodeNew();
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CSSNodeSetMeasureFunc(child, _measure);
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CSSNodeStyleSetFlex(child, 1);
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CSSNodeInsertChild(root, child, 0);
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for (uint32_t ii = 0; ii < 10; ii++) {
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CSSNodeRef grandChild = CSSNodeNew();
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CSSNodeSetMeasureFunc(grandChild, _measure);
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CSSNodeStyleSetFlex(grandChild, 1);
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CSSNodeInsertChild(child, grandChild, 0);
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}
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}
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CSSNodeCalculateLayout(root, CSSUndefined, CSSUndefined, CSSDirectionLTR);
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});
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});
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