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/*
* Copyright (c) 2007 Boudewijn Rempt boud@valdyas.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kis_datamanager_benchmark.h"
#include "kis_benchmark_values.h"
#include <QTest>
#include <kis_datamanager.h>
// RGBA
#define PIXEL_SIZE 4
//#define CYCLES 100
void KisDatamanagerBenchmark::initTestCase()
{
// To make sure all the first-time startup costs are done
quint8 * p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
}
void KisDatamanagerBenchmark::benchmarkCreation()
{
// tests the cost of creating a new datamanager
QBENCHMARK {
quint8 * p = new quint8[PIXEL_SIZE];
memset(p, 255, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
}
}
void KisDatamanagerBenchmark::benchmarkWriteBytes()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
quint8 *bytes = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
memset(bytes, 128, PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT);
QBENCHMARK {
#ifdef CYCLES
for (int i = 0; i < CYCLES; i++){
dm.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
}
#else
dm.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
#endif
}
delete[] bytes;
}
void KisDatamanagerBenchmark::benchmarkReadBytes()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
quint8 *bytes = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
memset(bytes, 128, PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT);
QBENCHMARK {
dm.readBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
}
delete[] bytes;
}
void KisDatamanagerBenchmark::benchmarkReadWriteBytes()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
quint8 *bytes = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
memset(bytes, 120, PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT);
dm.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
QBENCHMARK {
#ifdef CYCLES
for (int i = 0; i < 100; i++){
dm.readBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
}
#else
dm.readBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
#endif
}
delete[] bytes;
}
void KisDatamanagerBenchmark::benchmarkReadWriteBytes2()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
KisDataManager dab(PIXEL_SIZE, p);
{
quint8 *bytes = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
memset(bytes, 120, PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT);
dm.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
dab.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
delete[] bytes;
}
QBENCHMARK {
int size = TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT;
quint8 *bytes = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
quint8 *bytes2 = new quint8[PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT];
dm.readBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
dab.readBytes(bytes2, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
quint8 *bytes_it = bytes;
quint8 *bytes2_it = bytes2;
for (int i = 0; i < size; i += PIXEL_SIZE, bytes_it += PIXEL_SIZE, bytes2_it += PIXEL_SIZE)
{
memcpy(bytes_it, bytes2_it, PIXEL_SIZE);
}
dm.writeBytes(bytes, 0, 0, TEST_IMAGE_WIDTH, TEST_IMAGE_HEIGHT);
delete[] bytes;
delete[] bytes2;
}
}
void KisDatamanagerBenchmark::benchmarkExtent()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 0, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
quint8 *bytes = new quint8[PIXEL_SIZE * NO_TILE_EXACT_BOUNDARY_WIDTH * NO_TILE_EXACT_BOUNDARY_HEIGHT];
memset(bytes, 0, PIXEL_SIZE * NO_TILE_EXACT_BOUNDARY_WIDTH * NO_TILE_EXACT_BOUNDARY_HEIGHT);
dm.writeBytes(bytes, 0, 0, NO_TILE_EXACT_BOUNDARY_WIDTH, NO_TILE_EXACT_BOUNDARY_HEIGHT);
QBENCHMARK {
QRect extent = dm.extent();
Q_UNUSED(extent);
}
}
void KisDatamanagerBenchmark::benchmarkClear()
{
quint8 *p = new quint8[PIXEL_SIZE];
memset(p, 128, PIXEL_SIZE);
KisDataManager dm(PIXEL_SIZE, p);
quint8 *bytes = new quint8[PIXEL_SIZE * NO_TILE_EXACT_BOUNDARY_WIDTH * NO_TILE_EXACT_BOUNDARY_HEIGHT];
memset(bytes, 0, PIXEL_SIZE * NO_TILE_EXACT_BOUNDARY_WIDTH * NO_TILE_EXACT_BOUNDARY_HEIGHT);
dm.writeBytes(bytes, 0, 0, NO_TILE_EXACT_BOUNDARY_WIDTH, NO_TILE_EXACT_BOUNDARY_HEIGHT);
// 80% of the image will be cleared
quint32 clearWidth = 0.8 * NO_TILE_EXACT_BOUNDARY_WIDTH;
quint32 clearHeight = 0.8 * NO_TILE_EXACT_BOUNDARY_HEIGHT;
QBENCHMARK {
dm.clear(0, 0, clearWidth, clearHeight, p);
}
}
void KisDatamanagerBenchmark::benchmarkMemCpy()
{
quint64 imgSize = PIXEL_SIZE * TEST_IMAGE_WIDTH * TEST_IMAGE_HEIGHT;
quint8 * src = new quint8[imgSize];
quint8 * dst = new quint8[imgSize];
memset(src,128, imgSize);
memset(dst,0, imgSize);
QBENCHMARK{
#ifdef CYCLES
for (int i = 0; i < 100; i++){
memcpy(dst, src , imgSize);
}
#else
memcpy(dst, src , imgSize);
#endif
}
delete[] src;
delete[] dst;
}
QTEST_MAIN(KisDatamanagerBenchmark)
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