void waterFind( SceneObject *obj, void *key )
{
PROFILE_SCOPE( waterFind );
// This is called for each WaterObject the ShapeBase object is overlapping.
ContainerQueryInfo *info = static_cast<ContainerQueryInfo*>(key);
WaterObject *water = dynamic_cast<WaterObject*>(obj);
AssertFatal( water != NULL, "containerQuery - waterFind(), passed object was not of class WaterObject!");
// Get point at the bottom/center of the box.
Point3F testPnt = info->box.getCenter();
testPnt.z = info->box.minExtents.z;
F32 coverage = water->getWaterCoverage(info->box);
// Since a WaterObject can have global bounds we may get this call
// even though we have zero coverage. If so we want to early out and
// not save the water properties.
if ( coverage == 0.0f )
return;
// Add in flow force. Would be appropriate to try scaling it by coverage
// thought. Or perhaps have getFlow do that internally and take
// the box parameter.
info->appliedForce += water->getFlow( testPnt );
// Only save the following properties for the WaterObject with the
// greatest water coverage for this ShapeBase object.
if ( coverage < info->waterCoverage )
return;
info->waterCoverage = coverage;
info->liquidType = water->getLiquidType();
info->waterViscosity = water->getViscosity();
info->waterDensity = water->getDensity();
info->waterHeight = water->getSurfaceHeight( Point2F(testPnt.x,testPnt.y) );
info->waterObject = water;
}
