void test_tessellate_polygon_rect(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
bool winding)
{
// 5 points per rect
Q_ASSERT(nPoints % 5 == 0);
TestTessellator t;
t.traps = traps;
t.setWinding(winding);
for (int i = 0; i < nPoints / 5; ++i) {
QPointF rectA = points[5*i];
QPointF rectB = points[5*i+1];
QPointF rectC = points[5*i+2];
QPointF rectD = points[5*i+3];
QPointF a = (rectA + rectD) * 0.5;
QPointF b = (rectB + rectC) * 0.5;
QPointF delta = rectA - rectD;
qreal width = sqrt(delta.x() * delta.x() + delta.y() * delta.y());
t.tessellateRect(a, b, width);
}
}
void test_tessellate_polygon_rect(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
bool winding)
{
// 5 points per rect
if (nPoints % 5 != 0)
qWarning() << Q_FUNC_INFO << "multiples of 5 points expected";
TestTessellator t;
t.traps = traps;
t.setWinding(winding);
for (int i = 0; i < nPoints / 5; ++i) {
QPointF rectA = points[5*i];
QPointF rectB = points[5*i+1];
QPointF rectC = points[5*i+2];
QPointF rectD = points[5*i+3];
QPointF a = (rectA + rectD) * 0.5;
QPointF b = (rectB + rectC) * 0.5;
QPointF delta = rectA - rectD;
qreal width = sqrt(delta.x() * delta.x() + delta.y() * delta.y());
t.tessellateRect(a, b, width);
}
}
void test_tessellate_polygon_convex(QVector<XTrapezoid> *traps, const QPointF *points, int nPoints,
bool winding)
{
TestTessellator t;
t.traps = traps;
t.setWinding(winding);
t.tessellateConvex(points, nPoints);
}
