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c++ Programming Glossary: signedareaFinding an Images Contours Centroid http://stackoverflow.com/questions/11542121/finding-an-images-contours-centroid an image centroid like so Calculate centroid double signedArea 0.0 sskp_point centroid for int i 0 i numPoints i double a.. i 1 numPoints .y points i 1 numPoints .x points i .y signedArea a centroid.x points i .x points i 1 numPoints .x a centroid.y.. .y a printf points d f f n i points i .x points i .y signedArea 2.0 centroid.x 6 signedArea centroid.y 6 signedArea printf centroid..
Finding the centroid of a polygon? http://stackoverflow.com/questions/2792443/finding-the-centroid-of-a-polygon vertices int vertexCount Point2D centroid 0 0 double signedArea 0.0 double x0 0.0 Current vertex X double y0 0.0 Current vertex.. i .y x1 vertices i 1 .x y1 vertices i 1 .y a x0 y1 x1 y0 signedArea a centroid.x x0 x1 a centroid.y y0 y1 a Do last vertex x0 vertices.. i .y x1 vertices 0 .x y1 vertices 0 .y a x0 y1 x1 y0 signedArea a centroid.x x0 x1 a centroid.y y0 y1 a signedArea 0.5 centroid.x..
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