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Fix heatmap rasters not correctly initialising with NODATA value

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nyalldawson 2013-05-06 09:26:49 +10:00
parent 471dab184a
commit 85a3a67288
1 changed files with 3 additions and 1 deletions
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4
src/plugins/heatmap/heatmap.cpp
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@ -142,11 +142,13 @@ void Heatmap::run()
float* line = ( float * ) CPLMalloc( sizeof( float ) * columns );
for ( int i = 0; i < columns ; i++ )
{
line[i] = NO_DATA;
}
// Write the empty raster
for ( int i = 0; i < rows ; i++ )
{
poBand->RasterIO( GF_Write, 0, 0, columns, 1, line, columns, 1, GDT_Float32, 0, 0 );
poBand->RasterIO( GF_Write, 0, i, columns, 1, line, columns, 1, GDT_Float32, 0, 0 );
}
CPLFree( line );