Adjust the eye level for line of sight checks (Fixes #3407)

apps/openmw/mwphysics/physicssystem.cpp

@@ -3,6 +3,7 @@
 #include <stdexcept>
 
 #include <osg/Group>
+#include <osg/io_utils>
 
 #include <BulletCollision/CollisionShapes/btHeightfieldTerrainShape.h>
 #include <BulletCollision/CollisionShapes/btConeShape.h>
@@ -946,8 +947,10 @@ namespace MWPhysics
         if (!physactor1 || !physactor2)
             return false;
 
-        osg::Vec3f pos1 (physactor1->getCollisionObjectPosition() + osg::Vec3f(0,0,physactor1->getHalfExtents().z() * 0.8)); // eye level
-        osg::Vec3f pos2 (physactor2->getCollisionObjectPosition() + osg::Vec3f(0,0,physactor2->getHalfExtents().z() * 0.8));
+        osg::Vec3f pos1 (physactor1->getCollisionObjectPosition() + osg::Vec3f(0,0,physactor1->getHalfExtents().z() * 0.9)); // eye level
+        osg::Vec3f pos2 (physactor2->getCollisionObjectPosition() + osg::Vec3f(0,0,physactor2->getHalfExtents().z() * 0.9));
+
+        std::cout << "pos1 is " << pos1 << " pos2 " << pos2 << std::endl;
 
         RayResult result = castRay(pos1, pos2, MWWorld::Ptr(), CollisionType_World|CollisionType_HeightMap|CollisionType_Door);