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This commit is contained in:
Nyall Dawson 2018-07-12 14:07:52 +10:00
parent ba10d1b5e7
commit b747ff6301
2 changed files with 4 additions and 1 deletions
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2
python/core/auto_generated/raster/qgsrasterdataprovider.sip.in
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@ -288,6 +288,8 @@ is supported by provider.
A null QVariant will be returned if the point is outside data source extent. A null QVariant will be returned if the point is outside data source extent.
.. seealso:: :py:func:`identify`
.. versionadded:: 3.4 .. versionadded:: 3.4
%End %End

3
src/core/raster/qgsrasterdataprovider.h
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@ -355,7 +355,7 @@ class CORE_EXPORT QgsRasterDataProvider : public QgsDataProvider, public QgsRast
* Empty if failed or there are no results (TODO: better error reporting). * Empty if failed or there are no results (TODO: better error reporting).
* \note The arbitraryness of the returned document is enforced by WMS standards * \note The arbitraryness of the returned document is enforced by WMS standards
* up to at least v1.3.0 * up to at least v1.3.0
* \see sample() * \see sample(), which is much more efficient for simple "value at point" queries.
*/ */
virtual QgsRasterIdentifyResult identify( const QgsPointXY &point, QgsRaster::IdentifyFormat format, const QgsRectangle &boundingBox = QgsRectangle(), int width = 0, int height = 0, int dpi = 96 ); virtual QgsRasterIdentifyResult identify( const QgsPointXY &point, QgsRaster::IdentifyFormat format, const QgsRectangle &boundingBox = QgsRectangle(), int width = 0, int height = 0, int dpi = 96 );
@ -369,6 +369,7 @@ class CORE_EXPORT QgsRasterDataProvider : public QgsDataProvider, public QgsRast
* *
* A null QVariant will be returned if the point is outside data source extent. * A null QVariant will be returned if the point is outside data source extent.
* *
* \see identify(), which is much more flexible but considerably less efficient.
* \since QGIS 3.4 * \since QGIS 3.4
*/ */
virtual QVariant sample( const QgsPointXY &point, int band, const QgsRectangle &boundingBox = QgsRectangle(), int width = 0, int height = 0, int dpi = 96 ); virtual QVariant sample( const QgsPointXY &point, int band, const QgsRectangle &boundingBox = QgsRectangle(), int width = 0, int height = 0, int dpi = 96 );