void FlatEmptyWorld(byte tile_height)
{
int edge_distance = _settings_game.construction.freeform_edges ? 0 : 2;
for (uint row = edge_distance; row < MapSizeY() - edge_distance; row++) {
for (uint col = edge_distance; col < MapSizeX() - edge_distance; col++) {
SetTileHeight(TileXY(col, row), tile_height);
}
}
FixSlopes();
MarkWholeScreenDirty();
}
void LoadHeightmap(char *filename)
{
uint x, y;
byte *map = NULL;
if (!ReadHeightMap(filename, &x, &y, &map)) {
free(map);
return;
}
GrayscaleToMapHeights(x, y, map);
free(map);
FixSlopes();
MarkWholeScreenDirty();
}
/**
* Load a heightmap from file and change the map in his current dimensions
* to a landscape representing the heightmap.
* It converts pixels to height. The brighter, the higher.
* @param dft Type of image file.
* @param filename of the heightmap file to be imported
*/
void LoadHeightmap(DetailedFileType dft, const char *filename)
{
uint x, y;
byte *map = nullptr;
if (!ReadHeightMap(dft, filename, &x, &y, &map)) {
free(map);
return;
}
GrayscaleToMapHeights(x, y, map);
free(map);
FixSlopes();
MarkWholeScreenDirty();
}