FGFS-4.1/simgear
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

canvas::Map: Preserve default values without new values

Browse Source 
Ensure default values are used (instead of 0) if no values are
specified.
This commit is contained in:
Thomas Geymayer 2018-03-01 09:03:25 +01:00
parent cba07157d5
commit 711a4fe0c8
1 changed files with 12 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
simgear/canvas/elements/CanvasMap.cxx
View File

@ -199,10 +199,18 @@ namespace canvas
_projection = std::make_shared<SansonFlamsteedProjection>();
_projection->setWorldPosition(_node->getDoubleValue(REF_LAT),
_node->getDoubleValue(REF_LON) );
_projection->setOrientation(_node->getFloatValue(HDG));
_projection->setScreenRange(_node->getDoubleValue(SCREEN_RANGE));
_projection->setRange(_node->getDoubleValue(RANGE));
_node->getDoubleValue(REF_LON));
// Only set existing properties to prevent using 0 instead of default values
if( auto heading = _node->getChild(HDG) )
_projection->setOrientation(heading->getFloatValue());
if( auto screen_range = _node->getChild(SCREEN_RANGE) )
_projection->setScreenRange(screen_range->getDoubleValue());
if( auto range = _node->getChild(RANGE) )
_projection->setRange(range->getDoubleValue());
_projection_dirty = true;
}