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/*
* Copyright (c) 2010 Lukáš Tvrdý lukast.dev@gmail.com
*
* 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_vline_iterator_benchmark.h"
#include "kis_benchmark_values.h"
#include "kis_paint_device.h"
#include <KoColorSpace.h>
#include <KoColorSpaceRegistry.h>
#include <KoColor.h>
#include <kis_iterator_ng.h>
#include <QTest>
void KisVLineIteratorBenchmark::initTestCase()
{
m_colorSpace = KoColorSpaceRegistry::instance()->rgb8();
m_device = new KisPaintDevice(m_colorSpace);
m_color = new KoColor(m_colorSpace);
// some random color
m_color->fromQColor(QColor(0,120,250));
m_device->fill(0,0,TEST_IMAGE_WIDTH,TEST_IMAGE_HEIGHT,m_color->data());
}
void KisVLineIteratorBenchmark::cleanupTestCase()
{
delete m_color;
delete m_device;
}
void KisVLineIteratorBenchmark::benchmarkCreation()
{
QBENCHMARK{
KisVLineIteratorSP it = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
}
}
void KisVLineIteratorBenchmark::benchmarkWriteBytes()
{
KisVLineIteratorSP it = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {
memcpy(it->rawData(), m_color->data(), m_colorSpace->pixelSize());
} while (it->nextPixel());
it->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkReadBytes()
{
KisVLineIteratorSP it = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {
memcpy(m_color->data(), it->rawData(), m_colorSpace->pixelSize());
} while (it->nextPixel());
it->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkConstReadBytes()
{
KisVLineConstIteratorSP it = m_device->createVLineConstIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {
memcpy(m_color->data(), it->oldRawData(), m_colorSpace->pixelSize());
} while (it->nextPixel());
it->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkReadWriteBytes(){
KoColor c(m_colorSpace);
c.fromQColor(QColor(250,120,0));
KisPaintDevice dab(m_colorSpace);
dab.fill(0,0,TEST_IMAGE_WIDTH,TEST_IMAGE_HEIGHT, c.data());
KisVLineIteratorSP writeIterator = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
KisVLineConstIteratorSP constReadIterator = dab.createVLineConstIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {
memcpy(writeIterator->rawData(), constReadIterator->oldRawData(), m_colorSpace->pixelSize());
} while (constReadIterator->nextPixel() && writeIterator->nextPixel());
constReadIterator->nextColumn();
writeIterator->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkNoMemCpy()
{
KisVLineIteratorSP it = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {
} while (it->nextPixel());
it->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkConstNoMemCpy()
{
KisVLineConstIteratorSP it = m_device->createVLineConstIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {} while (it->nextPixel());
it->nextColumn();
}
}
}
void KisVLineIteratorBenchmark::benchmarkTwoIteratorsNoMemCpy()
{
KoColor c(m_colorSpace);
c.fromQColor(QColor(250,120,0));
KisPaintDevice dab(m_colorSpace);
dab.fill(0,0,TEST_IMAGE_WIDTH,TEST_IMAGE_HEIGHT, c.data());
KisVLineIteratorSP writeIterator = m_device->createVLineIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
KisVLineConstIteratorSP constReadIterator = dab.createVLineConstIteratorNG(0, 0, TEST_IMAGE_HEIGHT);
QBENCHMARK{
for (int j = 0; j < TEST_IMAGE_WIDTH; j++) {
do {} while (constReadIterator->nextPixel() && writeIterator->nextPixel());
constReadIterator->nextColumn();
writeIterator->nextColumn();
}
}
}
QTEST_MAIN(KisVLineIteratorBenchmark)
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