ENH: single precision: various small fixes. See #1086.

src/rigidBodyDynamics/restraints/linearAxialAngularSpring/linearAxialAngularSpring.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2016-2017 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -146,7 +146,7 @@ bool Foam::RBD::restraints::linearAxialAngularSpring::read
 
     refQ_ = coeffs_.lookupOrDefault<tensor>("referenceOrientation", I);
 
-    if (mag(mag(refQ_) - sqrt(3.0)) > 1e-9)
+    if (mag(mag(refQ_) - sqrt(3.0)) > ROOTSMALL)
     {
         FatalErrorInFunction
             << "referenceOrientation " << refQ_ << " is not a rotation tensor. "

src/rigidBodyDynamics/restraints/prescribedRotation/prescribedRotation.C

@@ -164,7 +164,7 @@ bool Foam::RBD::restraints::prescribedRotation::read
 
     refQ_ = coeffs_.lookupOrDefault<tensor>("referenceOrientation", I);
 
-    if (mag(mag(refQ_) - sqrt(3.0)) > 1e-9)
+    if (mag(mag(refQ_) - sqrt(3.0)) > ROOTSMALL)
     {
         FatalErrorInFunction
             << "referenceOrientation " << refQ_ << " is not a rotation tensor. "

src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotion/restraints/linearAxialAngularSpring/linearAxialAngularSpring.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -150,7 +150,7 @@ bool Foam::sixDoFRigidBodyMotionRestraints::linearAxialAngularSpring::read
 
     refQ_ = sDoFRBMRCoeffs_.lookupOrDefault<tensor>("referenceOrientation", I);
 
-    if (mag(mag(refQ_) - sqrt(3.0)) > 1e-9)
+    if (mag(mag(refQ_) - sqrt(3.0)) > ROOTSMALL)
     {
         FatalErrorInFunction
             << "referenceOrientation " << refQ_ << " is not a rotation tensor. "

src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotion/restraints/sphericalAngularSpring/sphericalAngularSpring.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -124,7 +124,7 @@ bool Foam::sixDoFRigidBodyMotionRestraints::sphericalAngularSpring::read
 
     refQ_ = sDoFRBMRCoeffs_.lookupOrDefault<tensor>("referenceOrientation", I);
 
-    if (mag(mag(refQ_) - sqrt(3.0)) > 1e-9)
+    if (mag(mag(refQ_) - sqrt(3.0)) > ROOTSMALL)
     {
         FatalErrorInFunction
             << "referenceOrientation " << refQ_ << " is not a rotation tensor. "

src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotion/restraints/tabulatedAxialAngularSpring/tabulatedAxialAngularSpring.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -151,7 +151,7 @@ bool Foam::sixDoFRigidBodyMotionRestraints::tabulatedAxialAngularSpring::read
 
     refQ_ = sDoFRBMRCoeffs_.lookupOrDefault<tensor>("referenceOrientation", I);
 
-    if (mag(mag(refQ_) - sqrt(3.0)) > 1e-9)
+    if (mag(mag(refQ_) - sqrt(3.0)) > ROOTSMALL)
     {
         FatalErrorInFunction
             << "referenceOrientation " << refQ_ << " is not a rotation tensor. "

tutorials/heatTransfer/buoyantBoussinesqSimpleFoam/iglooWithFridges/system/snappyHexMeshDict

@@ -196,7 +196,7 @@ castellatedMeshControls
     // section reachable from the locationInMesh is kept.
     // NOTE: This point should never be on a face, always inside a cell, even
     // after refinement.
-    locationInMesh (3 0.28 0.43);
+    locationInMesh (3.12 0.2833 0.4322);
 
 
     // Whether any faceZones (as specified in the refinementSurfaces)

tutorials/mesh/snappyHexMesh/iglooWithFridgesDirectionalRefinement/system/snappyHexMeshDict

@@ -257,7 +257,7 @@ castellatedMeshControls
     // section reachable from the locationInMesh is kept.
     // NOTE: This point should never be on a face, always inside a cell, even
     // after refinement.
-    locationInMesh (3 0.28 0.43);
+    locationInMesh (3.12 0.2833 0.4322);
 
 
     // Whether any faceZones (as specified in the refinementSurfaces)