Exemple #1
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 void polygon_start() {
     m_ring.reset(new OGRLinearRing{});
 }
Exemple #2
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 void multipolygon_inner_ring_start() {
     m_ring.reset(new OGRLinearRing{});
 }
Exemple #3
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 void multipolygon_outer_ring_start() {
     m_ring.reset(new OGRLinearRing());
 }