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| /inkscape/src/helper/ |
| H A D | geom.cpp | 34 cubic_bbox (Geom::Coord x000, Geom::Coord y000, Geom::Coord x001, Geom::Coord y001, Geom::Coord x011, Geom::Coord y011, Geom::Coord x111, Geom::Coord y111, Geom::Rect &bbox) argument
41 // It already contains (x000,y000) and (x111,y111)
42 // All points of the Bezier lie in the convex hull of (x000,y000), (x001,y001), (x011,y011) and (x111,y111)
108 a = 3 * y000 - 9 * y001 + 9 * y011 - 3 * y111;
119 double yttt = s * s * s * y000 + 3 * s * s * t * y001 + 3 * s * t * t * y011 + t * t * t * y111;
133 yttt = s * s * s * y000 + 3 * s * s * t * y001 + 3 * s * t * t * y011 + t * t * t * y111;
139 yttt = s * s * s * y000 + 3 * s * s * t * y001 + 3 * s * t * t * y011 + t * t * t * y111;
259 geom_cubic_bbox_wind_distance (Geom::Coord x000, Geom::Coord y000, argument
276 if (bbox) cubic_bbox (x000, y000, x001, y001, x011, y011, x111, y111, *bbox);
281 y0 = std::min (y000, y00
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