77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/*******************************************************************************
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Copyright (c) 2010 Matt Williams
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*******************************************************************************/
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#include "testvector.h"
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#include "PolyVoxCore/Vector.h"
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#include <QtTest>
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using namespace PolyVox;
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Vector3DFloat incrementVector(Vector3DFloat input)
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{
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Vector3DFloat result = input += 1.0f;
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return result;
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}
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void TestVector::testLength()
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{
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Vector3DInt8 vec(3, 4, 5);
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QCOMPARE(vec.lengthSquared(), int32_t(3*3+4*4+5*5)); // QCOMPARE is strict on types. For an int8 vector, the OperationType is int32_t.
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}
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void TestVector::testDotProduct()
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{
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Vector3DInt8 vecxy(3, 4, 0);
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Vector3DInt8 vecz(0, 0, 1);
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QCOMPARE(vecxy.dot(vecz), int32_t(0)); // QCOMPARE is strict on types. For an int8 vector, the OperationType is int32_t .
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}
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void TestVector::testEquality()
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{
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Vector3DInt8 vecxy(3, 4, 0);
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Vector3DInt8 vecz(0, 0, 1);
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QCOMPARE(vecxy != vecz, true);
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}
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void TestVector::testPerformance()
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{
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Vector3DFloat vec(1.0, 1.0, 1.0);
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QBENCHMARK
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{
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for(uint32_t ct = 0; ct < 10000000; ct++)
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{
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vec = incrementVector(vec);
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}
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}
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// Use the result so the calls don't get optimized away.
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QCOMPARE(vec.lengthSquared() > 0.0f, true);
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}
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QTEST_MAIN(TestVector)
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