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Fix 3D cloud elevation

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This commit is contained in:
Stuart Buchanan
2011-05-14 21:13:05 +01:00
parent c7c3fae5c2
commit 60c7507a33
1 changed files with 4 additions and 5 deletions
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simgear/scene/sky/cloudfield.cxx
+4 -5
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@@ -87,8 +87,7 @@ bool SGCloudField::reposition( const SGVec3f& p, const SGVec3f& up, double lon,
// Always update the altitude transform, as this allows // Always update the altitude transform, as this allows
// the clouds to rise and fall smoothly depending on environment updates. // the clouds to rise and fall smoothly depending on environment updates.
osg::Vec3f alt = orient * osg::Vec3f(0.0f, 0.0f, (float) asl); altitude_transform->setPosition(osg::Vec3f(0.0f, 0.0f, (float) asl));
altitude_transform->setPosition(alt);
// Similarly, always determine the effects of the wind // Similarly, always determine the effects of the wind
osg::Vec3f wind = osg::Vec3f(-cos((direction + 180)* SGD_DEGREES_TO_RADIANS) * speed * dt, osg::Vec3f wind = osg::Vec3f(-cos((direction + 180)* SGD_DEGREES_TO_RADIANS) * speed * dt,
@@ -102,7 +101,7 @@ bool SGCloudField::reposition( const SGVec3f& p, const SGVec3f& up, double lon,
if (!wrap) { if (!wrap) {
// If we're not wrapping the cloudfield, then we make no effort to reposition // If we're not wrapping the cloudfield, then we make no effort to reposition
return false; return false;
} }
if ((old_pos - osg_pos).length() > fieldSize*2) { if ((old_pos - osg_pos).length() > fieldSize*2) {
// Big movement - reposition centered to current location. // Big movement - reposition centered to current location.
@@ -139,8 +138,8 @@ bool SGCloudField::reposition( const SGVec3f& p, const SGVec3f& up, double lon,
osg::ref_ptr<osg::PositionAttitudeTransform> pat =(osg::PositionAttitudeTransform*) lodnode2->getChild(k); osg::ref_ptr<osg::PositionAttitudeTransform> pat =(osg::PositionAttitudeTransform*) lodnode2->getChild(k);
pat->setPosition(pat->getPosition() + shift); pat->setPosition(pat->getPosition() + shift);
} }
} }
} }
} }
} }