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authorRhys Weatherley <rhys.weatherley@nokia.com>2009-08-20 00:49:49 (GMT)
committerRhys Weatherley <rhys.weatherley@nokia.com>2009-08-20 00:49:49 (GMT)
commit254439c2d225e4e87ac888cffe5adc0f3e2a0ee2 (patch)
treeba1aa485e81723ab98c858ecf734af77066e1396 /tests/benchmarks
parent6858ce448718db1cc7c76535cac82672ad1d7664 (diff)
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Benchmarks comparing QMatrix4x4 with QTransform
Reviewed-by: trustme
Diffstat (limited to 'tests/benchmarks')
-rw-r--r--tests/benchmarks/qmatrix4x4/tst_qmatrix4x4.cpp411
1 files changed, 411 insertions, 0 deletions
diff --git a/tests/benchmarks/qmatrix4x4/tst_qmatrix4x4.cpp b/tests/benchmarks/qmatrix4x4/tst_qmatrix4x4.cpp
index aeefd20..f80a142 100644
--- a/tests/benchmarks/qmatrix4x4/tst_qmatrix4x4.cpp
+++ b/tests/benchmarks/qmatrix4x4/tst_qmatrix4x4.cpp
@@ -67,6 +67,33 @@ private slots:
void mapVectorDirect_data();
void mapVectorDirect();
+
+ void compareTranslate_data();
+ void compareTranslate();
+
+ void compareTranslateAfterScale_data();
+ void compareTranslateAfterScale();
+
+ void compareTranslateAfterRotate_data();
+ void compareTranslateAfterRotate();
+
+ void compareScale_data();
+ void compareScale();
+
+ void compareScaleAfterTranslate_data();
+ void compareScaleAfterTranslate();
+
+ void compareScaleAfterRotate_data();
+ void compareScaleAfterRotate();
+
+ void compareRotate_data();
+ void compareRotate();
+
+ void compareRotateAfterTranslate_data();
+ void compareRotateAfterTranslate();
+
+ void compareRotateAfterScale_data();
+ void compareRotateAfterScale();
};
static qreal const generalValues[16] =
@@ -256,6 +283,390 @@ void tst_QMatrix4x4::mapVectorDirect()
}
}
+// Compare the performance of QTransform::translate() to
+// QMatrix4x4::translate().
+void tst_QMatrix4x4::compareTranslate_data()
+{
+ QTest::addColumn<bool>("useQTransform");
+ QTest::addColumn<QVector3D>("translation");
+
+ QTest::newRow("QTransform::translate(0, 0, 0)")
+ << true << QVector3D(0, 0, 0);
+ QTest::newRow("QMatrix4x4::translate(0, 0, 0)")
+ << false << QVector3D(0, 0, 0);
+
+ QTest::newRow("QTransform::translate(1, 2, 0)")
+ << true << QVector3D(1, 2, 0);
+ QTest::newRow("QMatrix4x4::translate(1, 2, 0)")
+ << false << QVector3D(1, 2, 0);
+
+ QTest::newRow("QTransform::translate(1, 2, 4)")
+ << true << QVector3D(1, 2, 4);
+ QTest::newRow("QMatrix4x4::translate(1, 2, 4)")
+ << false << QVector3D(1, 2, 4);
+}
+void tst_QMatrix4x4::compareTranslate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, translation);
+
+ qreal x = translation.x();
+ qreal y = translation.y();
+ qreal z = translation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ QBENCHMARK {
+ t.translate(x, y);
+ }
+ } else if (z == 0.0f) {
+ QMatrix4x4 m;
+ QBENCHMARK {
+ m.translate(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ QBENCHMARK {
+ m.translate(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::translate() to
+// QMatrix4x4::translate() after priming the matrix with a scale().
+void tst_QMatrix4x4::compareTranslateAfterScale_data()
+{
+ compareTranslate_data();
+}
+void tst_QMatrix4x4::compareTranslateAfterScale()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, translation);
+
+ qreal x = translation.x();
+ qreal y = translation.y();
+ qreal z = translation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.scale(3, 4);
+ QBENCHMARK {
+ t.translate(x, y);
+ }
+ } else if (z == 0.0f) {
+ QMatrix4x4 m;
+ m.scale(3, 4);
+ QBENCHMARK {
+ m.translate(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ m.scale(3, 4, 5);
+ QBENCHMARK {
+ m.translate(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::translate() to
+// QMatrix4x4::translate() after priming the matrix with a rotate().
+void tst_QMatrix4x4::compareTranslateAfterRotate_data()
+{
+ compareTranslate_data();
+}
+void tst_QMatrix4x4::compareTranslateAfterRotate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, translation);
+
+ qreal x = translation.x();
+ qreal y = translation.y();
+ qreal z = translation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.rotate(45.0f);
+ QBENCHMARK {
+ t.translate(x, y);
+ }
+ } else if (z == 0.0f) {
+ QMatrix4x4 m;
+ m.rotate(45.0f, 0, 0, 1);
+ QBENCHMARK {
+ m.translate(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ m.rotate(45.0f, 0, 0, 1);
+ QBENCHMARK {
+ m.translate(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::scale() to
+// QMatrix4x4::scale().
+void tst_QMatrix4x4::compareScale_data()
+{
+ QTest::addColumn<bool>("useQTransform");
+ QTest::addColumn<QVector3D>("scale");
+
+ QTest::newRow("QTransform::scale(1, 1, 1)")
+ << true << QVector3D(1, 1, 1);
+ QTest::newRow("QMatrix4x4::scale(1, 1, 1)")
+ << false << QVector3D(1, 1, 1);
+
+ QTest::newRow("QTransform::scale(3, 6, 1)")
+ << true << QVector3D(3, 6, 1);
+ QTest::newRow("QMatrix4x4::scale(3, 6, 1)")
+ << false << QVector3D(3, 6, 1);
+
+ QTest::newRow("QTransform::scale(3, 6, 4)")
+ << true << QVector3D(3, 6, 4);
+ QTest::newRow("QMatrix4x4::scale(3, 6, 4)")
+ << false << QVector3D(3, 6, 4);
+}
+void tst_QMatrix4x4::compareScale()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, scale);
+
+ qreal x = scale.x();
+ qreal y = scale.y();
+ qreal z = scale.z();
+
+ if (useQTransform) {
+ QTransform t;
+ QBENCHMARK {
+ t.scale(x, y);
+ }
+ } else if (z == 1.0f) {
+ QMatrix4x4 m;
+ QBENCHMARK {
+ m.scale(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ QBENCHMARK {
+ m.scale(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::scale() to
+// QMatrix4x4::scale() after priming the matrix with a translate().
+void tst_QMatrix4x4::compareScaleAfterTranslate_data()
+{
+ compareScale_data();
+}
+void tst_QMatrix4x4::compareScaleAfterTranslate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, scale);
+
+ qreal x = scale.x();
+ qreal y = scale.y();
+ qreal z = scale.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.translate(20, 34);
+ QBENCHMARK {
+ t.scale(x, y);
+ }
+ } else if (z == 1.0f) {
+ QMatrix4x4 m;
+ m.translate(20, 34);
+ QBENCHMARK {
+ m.scale(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ m.translate(20, 34, 42);
+ QBENCHMARK {
+ m.scale(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::scale() to
+// QMatrix4x4::scale() after priming the matrix with a rotate().
+void tst_QMatrix4x4::compareScaleAfterRotate_data()
+{
+ compareScale_data();
+}
+void tst_QMatrix4x4::compareScaleAfterRotate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(QVector3D, scale);
+
+ qreal x = scale.x();
+ qreal y = scale.y();
+ qreal z = scale.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.rotate(45.0f);
+ QBENCHMARK {
+ t.scale(x, y);
+ }
+ } else if (z == 1.0f) {
+ QMatrix4x4 m;
+ m.rotate(45.0f, 0, 0, 1);
+ QBENCHMARK {
+ m.scale(x, y);
+ }
+ } else {
+ QMatrix4x4 m;
+ m.rotate(45.0f, 0, 0, 1);
+ QBENCHMARK {
+ m.scale(x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::rotate() to
+// QMatrix4x4::rotate().
+void tst_QMatrix4x4::compareRotate_data()
+{
+ QTest::addColumn<bool>("useQTransform");
+ QTest::addColumn<qreal>("angle");
+ QTest::addColumn<QVector3D>("rotation");
+ QTest::addColumn<int>("axis");
+
+ QTest::newRow("QTransform::rotate(0, ZAxis)")
+ << true << qreal(0.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+ QTest::newRow("QMatrix4x4::rotate(0, ZAxis)")
+ << false << qreal(0.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+
+ QTest::newRow("QTransform::rotate(45, ZAxis)")
+ << true << qreal(45.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+ QTest::newRow("QMatrix4x4::rotate(45, ZAxis)")
+ << false << qreal(45.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+
+ QTest::newRow("QTransform::rotate(90, ZAxis)")
+ << true << qreal(90.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+ QTest::newRow("QMatrix4x4::rotate(90, ZAxis)")
+ << false << qreal(90.0f) << QVector3D(0, 0, 1) << int(Qt::ZAxis);
+
+ QTest::newRow("QTransform::rotate(0, YAxis)")
+ << true << qreal(0.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+ QTest::newRow("QMatrix4x4::rotate(0, YAxis)")
+ << false << qreal(0.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+
+ QTest::newRow("QTransform::rotate(45, YAxis)")
+ << true << qreal(45.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+ QTest::newRow("QMatrix4x4::rotate(45, YAxis)")
+ << false << qreal(45.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+
+ QTest::newRow("QTransform::rotate(90, YAxis)")
+ << true << qreal(90.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+ QTest::newRow("QMatrix4x4::rotate(90, YAxis)")
+ << false << qreal(90.0f) << QVector3D(0, 1, 0) << int(Qt::YAxis);
+
+ QTest::newRow("QTransform::rotate(0, XAxis)")
+ << true << qreal(0.0f) << QVector3D(0, 1, 0) << int(Qt::XAxis);
+ QTest::newRow("QMatrix4x4::rotate(0, XAxis)")
+ << false << qreal(0.0f) << QVector3D(0, 1, 0) << int(Qt::XAxis);
+
+ QTest::newRow("QTransform::rotate(45, XAxis)")
+ << true << qreal(45.0f) << QVector3D(1, 0, 0) << int(Qt::XAxis);
+ QTest::newRow("QMatrix4x4::rotate(45, XAxis)")
+ << false << qreal(45.0f) << QVector3D(1, 0, 0) << int(Qt::XAxis);
+
+ QTest::newRow("QTransform::rotate(90, XAxis)")
+ << true << qreal(90.0f) << QVector3D(1, 0, 0) << int(Qt::XAxis);
+ QTest::newRow("QMatrix4x4::rotate(90, XAxis)")
+ << false << qreal(90.0f) << QVector3D(1, 0, 0) << int(Qt::XAxis);
+}
+void tst_QMatrix4x4::compareRotate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(qreal, angle);
+ QFETCH(QVector3D, rotation);
+ QFETCH(int, axis);
+
+ qreal x = rotation.x();
+ qreal y = rotation.y();
+ qreal z = rotation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ QBENCHMARK {
+ t.rotate(angle, Qt::Axis(axis));
+ }
+ } else {
+ QMatrix4x4 m;
+ QBENCHMARK {
+ m.rotate(angle, x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::rotate() to
+// QMatrix4x4::rotate() after priming the matrix with a translate().
+void tst_QMatrix4x4::compareRotateAfterTranslate_data()
+{
+ compareRotate_data();
+}
+void tst_QMatrix4x4::compareRotateAfterTranslate()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(qreal, angle);
+ QFETCH(QVector3D, rotation);
+ QFETCH(int, axis);
+
+ qreal x = rotation.x();
+ qreal y = rotation.y();
+ qreal z = rotation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.translate(3, 4);
+ QBENCHMARK {
+ t.rotate(angle, Qt::Axis(axis));
+ }
+ } else {
+ QMatrix4x4 m;
+ m.translate(3, 4, 5);
+ QBENCHMARK {
+ m.rotate(angle, x, y, z);
+ }
+ }
+}
+
+// Compare the performance of QTransform::rotate() to
+// QMatrix4x4::rotate() after priming the matrix with a scale().
+void tst_QMatrix4x4::compareRotateAfterScale_data()
+{
+ compareRotate_data();
+}
+void tst_QMatrix4x4::compareRotateAfterScale()
+{
+ QFETCH(bool, useQTransform);
+ QFETCH(qreal, angle);
+ QFETCH(QVector3D, rotation);
+ QFETCH(int, axis);
+
+ qreal x = rotation.x();
+ qreal y = rotation.y();
+ qreal z = rotation.z();
+
+ if (useQTransform) {
+ QTransform t;
+ t.scale(3, 4);
+ QBENCHMARK {
+ t.rotate(angle, Qt::Axis(axis));
+ }
+ } else {
+ QMatrix4x4 m;
+ m.scale(3, 4, 5);
+ QBENCHMARK {
+ m.rotate(angle, x, y, z);
+ }
+ }
+}
+
QTEST_MAIN(tst_QMatrix4x4)
#include "tst_qmatrix4x4.moc"