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https://gitlab.com/Trygve/contour-creator.git
synced 2024-11-21 14:50:18 +00:00
changed to create a vector
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parent
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12
src/main.cpp
12
src/main.cpp
@ -13,7 +13,7 @@
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#include <gdal/gdal_frmts.h>
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#include <gdal/gdal_frmts.h>
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#include <omp.h>
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#include <omp.h>
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CellMap produce_cellmap(HeightMap* heightmap, float z)
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std::vector<Point> produce_cellmap(HeightMap* heightmap, float z)
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{
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{
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int length = (heightmap->width-1)*(heightmap->height-1);
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int length = (heightmap->width-1)*(heightmap->height-1);
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uint8_t *cells = (uint8_t *) CPLMalloc(sizeof(uint8_t)*length);
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uint8_t *cells = (uint8_t *) CPLMalloc(sizeof(uint8_t)*length);
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@ -27,24 +27,24 @@ CellMap produce_cellmap(HeightMap* heightmap, float z)
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(heightmap->get_pixel(x,y+1)>z)*8;
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(heightmap->get_pixel(x,y+1)>z)*8;
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if (result != 0 and result != 15 ) {
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if (result != 0 and result != 15 ) {
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points.push_back(Point(x, y, result));
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points.push_back(Point(x, y, result));
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};
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};
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}
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}
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return CellMap(heightmap->width-1, heightmap->height-1, cells, heightmap->reference_system, heightmap->geotransform);
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return points;
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}
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}
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std::vector<CellMap> vector_cellmap(HeightMap* heightmap, int interval)
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std::vector<std::vector<Point>> vector_cellmap(HeightMap* heightmap, int interval)
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{
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{
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int num_contours = (heightmap->max - heightmap->min)/interval;
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int num_contours = (heightmap->max - heightmap->min)/interval;
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std::vector<CellMap> vector_contours;
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std::vector<std::vector<Point>> vector_contours;
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omp_set_num_threads(12);
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omp_set_num_threads(12);
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#pragma omp parallel
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#pragma omp parallel
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{
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{
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std::vector<CellMap> vec_private;
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std::vector<std::vector<Point>> vec_private;
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#pragma omp for
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#pragma omp for
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for (int i = 1; i <= num_contours; i++)
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for (int i = 1; i <= num_contours; i++)
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{
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{
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