83fcb8023a
If the test data is incorrect, print a meaningful warning into the test output. Change-Id: Ibfe64ef41a0ff3eb47c2385d1c31191334a675a8 Task-number: QTBUG-17582 Reviewed-by: Rohan McGovern (cherry picked from commit 28ccfa472991c0480e67b5f204a567c4023ba6d4)
117 lines
3.6 KiB
C++
117 lines
3.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "testtessellator.h"
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#include <private/qtessellator_p.h>
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#include "math.h"
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#include <QtCore/QDebug>
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class TestTessellator : public QTessellator
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{
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public:
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QVector<XTrapezoid> *traps;
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void addTrap(const Trapezoid &trap);
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};
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void TestTessellator::addTrap(const Trapezoid &trap)
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{
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XTrapezoid xtrap;
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xtrap.top = Q27Dot5ToXFixed(trap.top);
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xtrap.bottom = Q27Dot5ToXFixed(trap.bottom);
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xtrap.left.p1.x = Q27Dot5ToXFixed(trap.topLeft->x);
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xtrap.left.p1.y = Q27Dot5ToXFixed(trap.topLeft->y);
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xtrap.left.p2.x = Q27Dot5ToXFixed(trap.bottomLeft->x);
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xtrap.left.p2.y = Q27Dot5ToXFixed(trap.bottomLeft->y);
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xtrap.right.p1.x = Q27Dot5ToXFixed(trap.topRight->x);
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xtrap.right.p1.y = Q27Dot5ToXFixed(trap.topRight->y);
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xtrap.right.p2.x = Q27Dot5ToXFixed(trap.bottomRight->x);
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xtrap.right.p2.y = Q27Dot5ToXFixed(trap.bottomRight->y);
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traps->append(xtrap);
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}
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void test_tesselate_polygon(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
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bool winding)
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{
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TestTessellator t;
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t.traps = traps;
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t.setWinding(winding);
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t.tessellate(points, nPoints);
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}
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void test_tessellate_polygon_convex(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
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bool winding)
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{
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TestTessellator t;
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t.traps = traps;
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t.setWinding(winding);
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t.tessellateConvex(points, nPoints);
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}
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void test_tessellate_polygon_rect(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
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bool winding)
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{
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// 5 points per rect
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if (nPoints % 5 != 0)
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qWarning() << Q_FUNC_INFO << "multiples of 5 points expected";
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TestTessellator t;
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t.traps = traps;
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t.setWinding(winding);
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for (int i = 0; i < nPoints / 5; ++i) {
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QPointF rectA = points[5*i];
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QPointF rectB = points[5*i+1];
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QPointF rectC = points[5*i+2];
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QPointF rectD = points[5*i+3];
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QPointF a = (rectA + rectD) * 0.5;
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QPointF b = (rectB + rectC) * 0.5;
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QPointF delta = rectA - rectD;
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qreal width = sqrt(delta.x() * delta.x() + delta.y() * delta.y());
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t.tessellateRect(a, b, width);
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}
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}
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