36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: polygon_test_point_inside.h
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __WXWINDOWS__
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// define here wxPoint if we want to compile outside wxWidgets
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class wxPoint
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{
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public:
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int x, y;
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};
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#endif
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/** Function TestPointInsidePolygon
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* test if a point is inside or outside a polygon.
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* @param aPolysList: the list of polygons
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* @param aIdxstart: the starting point of a given polygon in m_FilledPolysList.
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* @param aIdxend: the ending point of the polygon in m_FilledPolysList.
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* @param aRefx, aRefy: the point coordinate to test
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* @return true if the point is inside, false for outside
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*/
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bool TestPointInsidePolygon( std::vector <CPolyPt> aPolysList,
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int aIdxstart,
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int aIdxend,
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int aRefx,
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int aRefy);
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/** Function TestPointInsidePolygon (overlaid)
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* same as previous, but mainly use wxPoint
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* @param aPolysList: the list of polygons
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* @param aCount: corners count in aPolysList.
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* @param aRefPoint: the point coordinate to test
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* @return true if the point is inside, false for outside
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*/
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bool TestPointInsidePolygon( wxPoint* aPolysList,
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int aCount,
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wxPoint aRefPoint );
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