[Kstars-devel] KDE/kdeedu/kstars/kstars/projections
Jérôme Sonrier
jsid at emor3j.fr.eu.org
Sat Feb 12 15:58:18 CET 2011
SVN commit 1220031 by jsonrier:
Repair equirectangular projection.
Signatures of Projector::toScreenVec and EquirectangularProjector::toScreenVec was not exactly the same : overriding wasn't acheived.
CCMAIL: kstars-devel at kde.org
M +2 -3 equirectangularprojector.cpp
M +1 -1 equirectangularprojector.h
--- trunk/KDE/kdeedu/kstars/kstars/projections/equirectangularprojector.cpp #1220030:1220031
@@ -40,7 +40,7 @@
return 1.0;
}
-Vector2f EquirectangularProjector::toScreenVec(SkyPoint* o, bool oRefract, bool* onVisibleHemisphere) const
+Vector2f EquirectangularProjector::toScreenVec(const SkyPoint* o, bool oRefract, bool* onVisibleHemisphere) const
{
double Y, dX;
Vector2f p;
@@ -65,8 +65,7 @@
p[0] = 0.5*m_vp.width - m_vp.zoomFactor*dX;
if ( onVisibleHemisphere )
- //Is fabs(dX) < M_PI/2?
- *onVisibleHemisphere = dX*dX < M_PI*M_PI/4.;
+ *onVisibleHemisphere = true;
return p;
}
--- trunk/KDE/kdeedu/kstars/kstars/projections/equirectangularprojector.h #1220030:1220031
@@ -31,7 +31,7 @@
virtual SkyMap::Projection type() const;
virtual double radius() const;
virtual bool unusablePoint( const QPointF& p) const;
- virtual Vector2f toScreenVec(SkyPoint* o, bool oRefract = true, bool* onVisibleHemisphere = 0) const;
+ virtual Vector2f toScreenVec(const SkyPoint* o, bool oRefract = true, bool* onVisibleHemisphere = 0) const;
virtual SkyPoint fromScreen(const QPointF& p, dms* LST, const dms* lat) const;
virtual QVector< Vector2f > groundPoly(SkyPoint* labelpoint = 0, bool* drawLabel = 0) const;
};
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