Add OGRPolygon::OGRPolygon(double x1, double y1, double x2, double y2)

rouault · Jan 17, 2025 · ad91d52 · ad91d52
1 parent c1c885a
commit ad91d52
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Showing 3 changed files with 32 additions and 0 deletions.
diff --git a/autotest/cpp/test_ogr.cpp b/autotest/cpp/test_ogr.cpp
@@ -4598,4 +4598,13 @@ TEST_F(test_ogr, GetDefaultArcStepSize)
     }
 }
 
+TEST_F(test_ogr, OGRPolygon_two_vertex_constructor)
+{
+    OGRPolygon p(1, 2, 3, 4);
+    char *outWKT = nullptr;
+    p.exportToWkt(&outWKT, wkbVariantIso);
+    EXPECT_STREQ(outWKT, "POLYGON ((1 2,1 4,3 4,3 2,1 2))");
+    CPLFree(outWKT);
+}
+
 }  // namespace
diff --git a/ogr/ogr_geometry.h b/ogr/ogr_geometry.h
@@ -2715,6 +2715,8 @@ class CPL_DLL OGRPolygon : public OGRCurvePolygon
     /** Create an empty polygon. */
     OGRPolygon() = default;
 
+    OGRPolygon(double x1, double y1, double x2, double y2);
+
     OGRPolygon(const OGRPolygon &other);
     /** Move constructor */
     OGRPolygon(OGRPolygon &&other) = default;

diff --git a/ogr/ogrpolygon.cpp b/ogr/ogrpolygon.cpp
@@ -27,6 +27,27 @@
 #include "ogr_sfcgal.h"
 #include "ogr_p.h"
 
+/************************************************************************/
+/*        OGRPolygon(double x1, double y1, double x2, double y2)        */
+/************************************************************************/
+
+/**
+ * \brief Construct a rectangular polygon from opposite corner coordinates.
+ *
+ * @since GDAL 3.11
+ */
+
+OGRPolygon::OGRPolygon(double x1, double y1, double x2, double y2)
+{
+    auto poLR = std::make_unique<OGRLinearRing>();
+    poLR->addPoint(x1, y1);
+    poLR->addPoint(x1, y2);
+    poLR->addPoint(x2, y2);
+    poLR->addPoint(x2, y1);
+    poLR->addPoint(x1, y1);
+    addRingDirectly(poLR.release());
+}
+
 /************************************************************************/
 /*                     OGRPolygon( const OGRPolygon& )                  */
 /************************************************************************/