fly/flightgear
1
0
Fork 0
Code Activity

Reduce warning log spam in NaN position.

Browse source 
Try to catch NaN SGGeod position before we pass them to the intersect
visitor, so we don’t fill the console/logs with error messages: we
catch NaNs in other places.
This commit is contained in:
James Turner 2021-06-24 15:24:20 +01:00
parent 083d364f9c
commit c404bb6b37
1 changed files with 19 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
src/Scenery/terrain_stg.cxx
View file

@ -296,6 +296,9 @@ FGStgTerrain::get_cart_elevation_m(const SGVec3d& pos, double max_altoff,
bool ok;
SGGeod geod = SGGeod::fromCart(pos);
if (!geod.isValid())
return false;
geod.setElevationM(geod.getElevationM() + max_altoff);
ok = get_elevation_m(geod, alt, material, butNotFrom);
@ -308,23 +311,26 @@ FGStgTerrain::get_elevation_m(const SGGeod& geod, double& alt,
const simgear::BVHMaterial** material,
const osg::Node* butNotFrom)
{
SGVec3d start = SGVec3d::fromGeod(geod);
if (!geod.isValid())
return false;
SGGeod geodEnd = geod;
geodEnd.setElevationM(SGMiscd::min(geod.getElevationM() - 10, -10000));
SGVec3d end = SGVec3d::fromGeod(geodEnd);
SGVec3d start = SGVec3d::fromGeod(geod);
FGSceneryIntersect intersectVisitor(SGLineSegmentd(start, end), butNotFrom);
intersectVisitor.setTraversalMask(SG_NODEMASK_TERRAIN_BIT);
terrain_branch->accept(intersectVisitor);
SGGeod geodEnd = geod;
geodEnd.setElevationM(SGMiscd::min(geod.getElevationM() - 10, -10000));
SGVec3d end = SGVec3d::fromGeod(geodEnd);
if (!intersectVisitor.getHaveHit())
return false;
FGSceneryIntersect intersectVisitor(SGLineSegmentd(start, end), butNotFrom);
intersectVisitor.setTraversalMask(SG_NODEMASK_TERRAIN_BIT);
terrain_branch->accept(intersectVisitor);
geodEnd = SGGeod::fromCart(intersectVisitor.getLineSegment().getEnd());
alt = geodEnd.getElevationM();
if (material) {
*material = intersectVisitor.getMaterial();
if (!intersectVisitor.getHaveHit())
return false;
geodEnd = SGGeod::fromCart(intersectVisitor.getLineSegment().getEnd());
alt = geodEnd.getElevationM();
if (material) {
*material = intersectVisitor.getMaterial();
}
return true;