[531] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // $Id: G4ViewParameters.cc,v 1.28 2006/09/19 16:02:31 allison Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-08-02-patch-01 $ |
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| 29 | // |
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| 30 | // |
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| 31 | // John Allison 19th July 1996 |
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| 32 | // View parameters and options. |
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| 33 | |
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| 34 | #include "G4ViewParameters.hh" |
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| 35 | |
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| 36 | #include "G4VisManager.hh" |
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| 37 | #include "G4UnitsTable.hh" |
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| 38 | #include "G4ios.hh" |
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| 39 | |
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| 40 | G4ViewParameters::G4ViewParameters (): |
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| 41 | fDrawingStyle (wireframe), |
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| 42 | fAuxEdgeVisible (false), |
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| 43 | fRepStyle (polyhedron), |
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| 44 | fCulling (true), |
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| 45 | fCullInvisible (true), |
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| 46 | fDensityCulling (false), |
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| 47 | fVisibleDensity (0.01 * g / cm3), |
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| 48 | fCullCovered (false), |
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| 49 | fSection (false), |
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| 50 | fSectionPlane (), |
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| 51 | fCutawayMode (cutawayUnion), |
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| 52 | fCutawayPlanes (), |
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| 53 | fExplodeFactor (1.), |
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| 54 | fNoOfSides (24), |
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| 55 | fViewpointDirection (G4Vector3D (0., 0., 1.)), // On z-axis. |
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| 56 | fUpVector (G4Vector3D (0., 1., 0.)), // y-axis up. |
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| 57 | fFieldHalfAngle (0.), // Orthogonal projection. |
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| 58 | fZoomFactor (1.), |
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| 59 | fScaleFactor (G4Vector3D (1., 1., 1.)), |
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| 60 | fCurrentTargetPoint (), |
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| 61 | fDolly (0.), |
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| 62 | fLightsMoveWithCamera (false), |
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| 63 | fRelativeLightpointDirection (G4Vector3D (1., 1., 1.)), |
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| 64 | fActualLightpointDirection (G4Vector3D (1., 1., 1.)), |
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| 65 | fDefaultVisAttributes (), |
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| 66 | fDefaultTextVisAttributes (G4Colour (0., 0., 1.)), |
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| 67 | fDefaultMarker (), |
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| 68 | fGlobalMarkerScale (1.), |
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| 69 | fGlobalLineWidthScale (1.), |
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| 70 | fMarkerNotHidden (true), |
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| 71 | fWindowSizeHintX (600), |
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| 72 | fWindowSizeHintY (600), |
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| 73 | fAutoRefresh (false), |
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| 74 | fBackgroundColour (G4Colour(0.,0.,0.)) // Black |
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| 75 | { |
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| 76 | fDefaultMarker.SetScreenSize (5.); |
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| 77 | // Markers are 5 pixels "overall" size, i.e., diameter. |
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| 78 | } |
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| 79 | |
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| 80 | G4ViewParameters::~G4ViewParameters () {} |
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| 81 | |
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| 82 | void G4ViewParameters::MultiplyScaleFactor |
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| 83 | (const G4Vector3D& scaleFactorMultiplier) { |
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| 84 | fScaleFactor.setX(fScaleFactor.x() * scaleFactorMultiplier.x()); |
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| 85 | fScaleFactor.setY(fScaleFactor.y() * scaleFactorMultiplier.y()); |
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| 86 | fScaleFactor.setZ(fScaleFactor.z() * scaleFactorMultiplier.z()); |
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| 87 | } |
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| 88 | |
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| 89 | G4Vector3D& G4ViewParameters::GetActualLightpointDirection () { |
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| 90 | SetViewAndLights (fViewpointDirection); |
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| 91 | return fActualLightpointDirection; |
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| 92 | } |
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| 93 | |
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| 94 | // Useful quantities - begin snippet. |
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| 95 | // Here Follow functions to evaluate the above algorithms as a |
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| 96 | // function of the radius of the Bounding Sphere of the object being |
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| 97 | // viewed. Call them in the order given - for efficiency, later |
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| 98 | // functions depend on the results of earlier ones (Store the |
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| 99 | // results of earlier functions in your own temporary variables - |
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| 100 | // see, for example, G4OpenGLView::SetView ().) |
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| 101 | |
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| 102 | G4double G4ViewParameters::GetCameraDistance (G4double radius) const { |
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| 103 | G4double cameraDistance; |
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| 104 | if (fFieldHalfAngle == 0.) { |
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| 105 | cameraDistance = radius; |
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| 106 | } |
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| 107 | else { |
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| 108 | cameraDistance = radius / std::sin (fFieldHalfAngle) - fDolly; |
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| 109 | } |
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| 110 | return cameraDistance; |
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| 111 | } |
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| 112 | |
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| 113 | G4double G4ViewParameters::GetNearDistance (G4double cameraDistance, |
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| 114 | G4double radius) const { |
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| 115 | const G4double small = 1.e-6 * radius; |
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| 116 | G4double nearDistance = cameraDistance - radius; |
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| 117 | if (nearDistance < small) nearDistance = small; |
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| 118 | return nearDistance; |
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| 119 | } |
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| 120 | |
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| 121 | G4double G4ViewParameters::GetFarDistance (G4double cameraDistance, |
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| 122 | G4double nearDistance, |
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| 123 | G4double radius) const { |
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| 124 | G4double farDistance = cameraDistance + radius; |
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| 125 | if (farDistance < nearDistance) farDistance = nearDistance; |
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| 126 | return farDistance; |
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| 127 | } |
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| 128 | |
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| 129 | G4double G4ViewParameters::GetFrontHalfHeight (G4double nearDistance, |
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| 130 | G4double radius) const { |
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| 131 | G4double frontHalfHeight; |
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| 132 | if (fFieldHalfAngle == 0.) { |
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| 133 | frontHalfHeight = radius / fZoomFactor; |
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| 134 | } |
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| 135 | else { |
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| 136 | frontHalfHeight = nearDistance * std::tan (fFieldHalfAngle) / fZoomFactor; |
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| 137 | } |
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| 138 | return frontHalfHeight; |
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| 139 | } |
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| 140 | // Useful quantities - end snippet. |
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| 141 | |
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| 142 | void G4ViewParameters::AddCutawayPlane (const G4Plane3D& cutawayPlane) { |
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| 143 | if (fCutawayPlanes.size () < 3 ) { |
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| 144 | fCutawayPlanes.push_back (cutawayPlane); |
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| 145 | } |
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| 146 | else { |
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| 147 | G4cout << |
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| 148 | "ERROR: G4ViewParameters::AddCutawayPlane:" |
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| 149 | "\n A maximum of 3 cutaway planes supported." << G4endl; |
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| 150 | } |
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| 151 | } |
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| 152 | |
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| 153 | void G4ViewParameters::ChangeCutawayPlane |
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| 154 | (size_t index, const G4Plane3D& cutawayPlane) { |
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| 155 | if (index >= fCutawayPlanes.size()) { |
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| 156 | G4cout << |
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| 157 | "ERROR: G4ViewParameters::ChangeCutawayPlane:" |
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| 158 | "\n Plane " << index << " does not exist." << G4endl; |
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| 159 | } else { |
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| 160 | fCutawayPlanes[index] = cutawayPlane; |
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| 161 | } |
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| 162 | } |
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| 163 | |
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| 164 | void G4ViewParameters::SetVisibleDensity (G4double visibleDensity) { |
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| 165 | const G4double reasonableMaximum = 10.0 * g / cm3; |
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| 166 | if (visibleDensity < 0) { |
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| 167 | G4cout << "G4ViewParameters::SetVisibleDensity: attempt to set negative " |
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| 168 | "density - ignored." << G4endl; |
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| 169 | } |
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| 170 | else { |
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| 171 | if (visibleDensity > reasonableMaximum) { |
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| 172 | G4cout << "G4ViewParameters::SetVisibleDensity: density > " |
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| 173 | << G4BestUnit (reasonableMaximum, "Volumic Mass") |
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| 174 | << " - did you mean this?" |
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| 175 | << G4endl; |
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| 176 | } |
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| 177 | fVisibleDensity = visibleDensity; |
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| 178 | } |
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| 179 | } |
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| 180 | |
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| 181 | G4int G4ViewParameters::SetNoOfSides (G4int nSides) { |
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| 182 | const G4int nSidesMin = 12; |
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| 183 | if (nSides < nSidesMin) { |
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| 184 | nSides = nSidesMin; |
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| 185 | G4cout << "G4ViewParameters::SetNoOfSides: attempt to set the" |
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| 186 | "\nnumber of sides per circle < " << nSidesMin |
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| 187 | << "; forced to " << nSides << G4endl; |
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| 188 | } |
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| 189 | fNoOfSides = nSides; |
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| 190 | return fNoOfSides; |
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| 191 | } |
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| 192 | |
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| 193 | void G4ViewParameters::SetViewAndLights |
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| 194 | (const G4Vector3D& viewpointDirection) { |
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| 195 | |
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| 196 | fViewpointDirection = viewpointDirection; |
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| 197 | |
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| 198 | // If the requested viewpoint direction is parallel to the up |
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| 199 | // vector, the orientation of the view is undefined... |
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| 200 | if (fViewpointDirection.unit() * fUpVector.unit() > .9999) { |
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| 201 | G4cout << |
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| 202 | "WARNING: Viewpoint direction is very close to the up vector direction." |
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| 203 | "\n Consider setting the up vector to obtain definable behaviour." |
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| 204 | << G4endl; |
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| 205 | } |
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| 206 | |
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| 207 | // Move the lights too if requested... |
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| 208 | if (fLightsMoveWithCamera) { |
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| 209 | G4Vector3D zprime = fViewpointDirection.unit (); |
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| 210 | G4Vector3D xprime = (fUpVector.cross (zprime)).unit (); |
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| 211 | G4Vector3D yprime = zprime.cross (xprime); |
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| 212 | fActualLightpointDirection = |
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| 213 | fRelativeLightpointDirection.x () * xprime + |
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| 214 | fRelativeLightpointDirection.y () * yprime + |
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| 215 | fRelativeLightpointDirection.x () * zprime; |
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| 216 | } else { |
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| 217 | fActualLightpointDirection = fRelativeLightpointDirection; |
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| 218 | } |
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| 219 | } |
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| 220 | |
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| 221 | void G4ViewParameters::SetLightpointDirection |
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| 222 | (const G4Vector3D& lightpointDirection) { |
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| 223 | fRelativeLightpointDirection = lightpointDirection; |
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| 224 | SetViewAndLights (fViewpointDirection); |
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| 225 | } |
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| 226 | |
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| 227 | void G4ViewParameters::SetPan (G4double right, G4double up) { |
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| 228 | G4Vector3D unitRight = (fUpVector.cross (fViewpointDirection)).unit(); |
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| 229 | G4Vector3D unitUp = (fViewpointDirection.cross (unitRight)).unit(); |
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| 230 | fCurrentTargetPoint = right * unitRight + up * unitUp; |
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| 231 | } |
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| 232 | |
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| 233 | void G4ViewParameters::IncrementPan (G4double right, G4double up) { |
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| 234 | G4Vector3D unitRight = (fUpVector.cross (fViewpointDirection)).unit(); |
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| 235 | G4Vector3D unitUp = (fViewpointDirection.cross (unitRight)).unit(); |
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| 236 | fCurrentTargetPoint += right * unitRight + up * unitUp; |
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| 237 | } |
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| 238 | |
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| 239 | void G4ViewParameters::PrintDifferences (const G4ViewParameters& v) const { |
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| 240 | |
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| 241 | // Put performance-sensitive parameters first. |
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| 242 | if ( |
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| 243 | // This first to optimise spin, etc. |
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| 244 | (fViewpointDirection != v.fViewpointDirection) || |
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| 245 | |
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| 246 | // No particular order from here on. |
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| 247 | (fDrawingStyle != v.fDrawingStyle) || |
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| 248 | (fAuxEdgeVisible != v.fAuxEdgeVisible) || |
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| 249 | (fRepStyle != v.fRepStyle) || |
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| 250 | (fCulling != v.fCulling) || |
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| 251 | (fCullInvisible != v.fCullInvisible) || |
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| 252 | (fDensityCulling != v.fDensityCulling) || |
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| 253 | (fVisibleDensity != v.fVisibleDensity) || |
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| 254 | (fCullCovered != v.fCullCovered) || |
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| 255 | (fSection != v.fSection) || |
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| 256 | (fNoOfSides != v.fNoOfSides) || |
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| 257 | (fUpVector != v.fUpVector) || |
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| 258 | (fFieldHalfAngle != v.fFieldHalfAngle) || |
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| 259 | (fZoomFactor != v.fZoomFactor) || |
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| 260 | (fScaleFactor != v.fScaleFactor) || |
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| 261 | (fCurrentTargetPoint != v.fCurrentTargetPoint) || |
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| 262 | (fDolly != v.fDolly) || |
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| 263 | (fRelativeLightpointDirection != v.fRelativeLightpointDirection) || |
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| 264 | (fLightsMoveWithCamera != v.fLightsMoveWithCamera) || |
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| 265 | (fDefaultVisAttributes != v.fDefaultVisAttributes) || |
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| 266 | (fDefaultTextVisAttributes != v.fDefaultTextVisAttributes) || |
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| 267 | (fDefaultMarker != v.fDefaultMarker) || |
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| 268 | (fGlobalMarkerScale != v.fGlobalMarkerScale) || |
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| 269 | (fGlobalLineWidthScale != v.fGlobalLineWidthScale) || |
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| 270 | (fMarkerNotHidden != v.fMarkerNotHidden) || |
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| 271 | (fWindowSizeHintX != v.fWindowSizeHintX) || |
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| 272 | (fWindowSizeHintY != v.fWindowSizeHintY) || |
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| 273 | (fXGeometryString != v.fXGeometryString) || |
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| 274 | (fAutoRefresh != v.fAutoRefresh) || |
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| 275 | (fBackgroundColour != v.fBackgroundColour)) |
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| 276 | G4cout << "Difference in 1st batch." << G4endl; |
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| 277 | |
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| 278 | if (fSection) { |
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| 279 | if (!(fSectionPlane == v.fSectionPlane)) |
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| 280 | G4cout << "Difference in section planes batch." << G4endl; |
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| 281 | } |
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| 282 | |
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| 283 | if (IsCutaway()) { |
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| 284 | if (fCutawayPlanes.size () != v.fCutawayPlanes.size ()) { |
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| 285 | G4cout << "Difference in no of cutaway planes." << G4endl; |
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| 286 | } |
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| 287 | else { |
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| 288 | for (size_t i = 0; i < fCutawayPlanes.size (); i++) { |
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| 289 | if (!(fCutawayPlanes[i] == v.fCutawayPlanes[i])) |
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| 290 | G4cout << "Difference in cutaway plane no. " << i << G4endl; |
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| 291 | } |
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| 292 | } |
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| 293 | } |
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| 294 | |
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| 295 | if (IsExplode()) { |
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| 296 | if (fExplodeFactor != v.fExplodeFactor) |
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| 297 | G4cout << "Difference in explode factor." << G4endl; |
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| 298 | if (fExplodeCentre != v.fExplodeCentre) |
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| 299 | G4cout << "Difference in explode centre." << G4endl; |
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| 300 | } |
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| 301 | } |
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| 302 | |
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| 303 | std::ostream& operator << (std::ostream& os, |
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| 304 | const G4ViewParameters::DrawingStyle& style) { |
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| 305 | switch (style) { |
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| 306 | case G4ViewParameters::wireframe: |
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| 307 | os << "wireframe"; break; |
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| 308 | case G4ViewParameters::hlr: |
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| 309 | os << "hlr - hidden lines removed"; break; |
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| 310 | case G4ViewParameters::hsr: |
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| 311 | os << "hsr - hidden surfaces removed"; break; |
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| 312 | case G4ViewParameters::hlhsr: |
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| 313 | os << "hlhsr - hidden line, hidden surface removed"; break; |
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| 314 | default: os << "unrecognised"; break; |
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| 315 | } |
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| 316 | return os; |
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| 317 | } |
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| 318 | |
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| 319 | std::ostream& operator << (std::ostream& os, const G4ViewParameters& v) { |
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| 320 | os << "View parameters and options:"; |
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| 321 | |
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| 322 | os << "\n Drawing style: " << v.fDrawingStyle; |
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| 323 | |
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| 324 | os << "\n Auxiliary edges: "; |
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| 325 | if (!v.fAuxEdgeVisible) os << "in"; |
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| 326 | os << "visible"; |
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| 327 | |
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| 328 | os << "\n Representation style: "; |
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| 329 | switch (v.fRepStyle) { |
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| 330 | case G4ViewParameters::polyhedron: |
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| 331 | os << "polyhedron"; break; |
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| 332 | case G4ViewParameters::nurbs: |
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| 333 | os << "nurbs"; break; |
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| 334 | default: os << "unrecognised"; break; |
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| 335 | } |
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| 336 | |
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| 337 | os << "\n Culling: "; |
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| 338 | if (v.fCulling) os << "on"; |
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| 339 | else os << "off"; |
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| 340 | |
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| 341 | os << "\n Culling invisible objects: "; |
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| 342 | if (v.fCullInvisible) os << "on"; |
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| 343 | else os << "off"; |
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| 344 | |
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| 345 | os << "\n Density culling: "; |
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| 346 | if (v.fDensityCulling) { |
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| 347 | os << "on - invisible if density less than " |
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| 348 | << v.fVisibleDensity / (1. * g / cm3) << " g cm^-3"; |
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| 349 | } |
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| 350 | else os << "off"; |
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| 351 | |
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| 352 | os << "\n Culling daughters covered by opaque mothers: "; |
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| 353 | if (v.fCullCovered) os << "on"; |
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| 354 | else os << "off"; |
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| 355 | |
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| 356 | os << "\n Section flag: "; |
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| 357 | if (v.fSection) os << "true, section/cut plane: " << v.fSectionPlane; |
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| 358 | else os << "false"; |
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| 359 | |
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| 360 | if (v.IsCutaway()) { |
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| 361 | os << "\n Cutaway planes: "; |
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| 362 | for (size_t i = 0; i < v.fCutawayPlanes.size (); i++) { |
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| 363 | os << ' ' << v.fCutawayPlanes[i]; |
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| 364 | } |
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| 365 | } |
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| 366 | else { |
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| 367 | os << "\n No cutaway planes"; |
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| 368 | } |
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| 369 | |
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| 370 | os << "\n Explode factor: " << v.fExplodeFactor |
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| 371 | << " about centre: " << v.fExplodeCentre; |
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| 372 | |
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| 373 | os << "\n No. of sides used in circle polygon approximation: " |
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| 374 | << v.fNoOfSides; |
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| 375 | |
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| 376 | os << "\n Viewpoint direction: " << v.fViewpointDirection; |
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| 377 | |
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| 378 | os << "\n Up vector: " << v.fUpVector; |
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| 379 | |
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| 380 | os << "\n Field half angle: " << v.fFieldHalfAngle; |
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| 381 | |
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| 382 | os << "\n Zoom factor: " << v.fZoomFactor; |
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| 383 | |
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| 384 | os << "\n Scale factor: " << v.fScaleFactor; |
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| 385 | |
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| 386 | os << "\n Current target point: " << v.fCurrentTargetPoint; |
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| 387 | |
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| 388 | os << "\n Dolly distance: " << v.fDolly; |
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| 389 | |
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| 390 | os << "\n Light "; |
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| 391 | if (v.fLightsMoveWithCamera) os << "moves"; |
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| 392 | else os << "does not move"; |
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| 393 | os << " with camera"; |
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| 394 | |
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| 395 | os << "\n Relative lightpoint direction: " |
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| 396 | << v.fRelativeLightpointDirection; |
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| 397 | |
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| 398 | os << "\n Actual lightpoint direction: " |
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| 399 | << v.fActualLightpointDirection; |
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| 400 | |
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| 401 | os << "\n Derived parameters for standard view of object of unit radius:"; |
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| 402 | G4ViewParameters tempVP = v; |
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| 403 | tempVP.fDolly = 0.; |
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| 404 | tempVP.fZoomFactor = 1.; |
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| 405 | const G4double radius = 1.; |
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| 406 | const G4double cameraDistance = tempVP.GetCameraDistance (radius); |
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| 407 | const G4double nearDistance = |
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| 408 | tempVP.GetNearDistance (cameraDistance, radius); |
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| 409 | const G4double farDistance = |
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| 410 | tempVP.GetFarDistance (cameraDistance, nearDistance, radius); |
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| 411 | const G4double right = tempVP.GetFrontHalfHeight (nearDistance, radius); |
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| 412 | os << "\n Camera distance: " << cameraDistance; |
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| 413 | os << "\n Near distance: " << nearDistance; |
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| 414 | os << "\n Far distance: " << farDistance; |
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| 415 | os << "\n Front half height: " << right; |
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| 416 | |
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| 417 | os << "\n Default VisAttributes:\n " << v.fDefaultVisAttributes; |
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| 418 | |
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| 419 | os << "\n Default TextVisAttributes:\n " << v.fDefaultTextVisAttributes; |
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| 420 | |
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| 421 | os << "\n Default marker: " << v.fDefaultMarker; |
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| 422 | |
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| 423 | os << "\n Global marker scale: " << v.fGlobalMarkerScale; |
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| 424 | |
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| 425 | os << "\n Global lineWidth scale: " << v.fGlobalLineWidthScale; |
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| 426 | |
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| 427 | os << "\n Marker "; |
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| 428 | if (v.fMarkerNotHidden) os << "not "; |
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| 429 | os << "hidden by surfaces."; |
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| 430 | |
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| 431 | os << "\n Window size hint: " |
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| 432 | << v.fWindowSizeHintX << 'x'<< v.fWindowSizeHintX; |
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| 433 | |
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| 434 | os << "\n X geometry string: " << v.fXGeometryString; |
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| 435 | |
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| 436 | os << "\n Auto refresh: "; |
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| 437 | if (v.fAutoRefresh) os << "true"; |
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| 438 | else os << "false"; |
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| 439 | |
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| 440 | os << "\n Background colour: " << v.fBackgroundColour; |
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| 441 | |
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| 442 | return os; |
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| 443 | } |
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| 444 | |
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| 445 | G4bool G4ViewParameters::operator != (const G4ViewParameters& v) const { |
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| 446 | |
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| 447 | // Put performance-sensitive parameters first. |
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| 448 | if ( |
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| 449 | // This first to optimise spin, etc. |
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| 450 | (fViewpointDirection != v.fViewpointDirection) || |
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| 451 | |
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| 452 | // No particular order from here on. |
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| 453 | (fDrawingStyle != v.fDrawingStyle) || |
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| 454 | (fAuxEdgeVisible != v.fAuxEdgeVisible) || |
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| 455 | (fRepStyle != v.fRepStyle) || |
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| 456 | (fCulling != v.fCulling) || |
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| 457 | (fCullInvisible != v.fCullInvisible) || |
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| 458 | (fDensityCulling != v.fDensityCulling) || |
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| 459 | (fCullCovered != v.fCullCovered) || |
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| 460 | (fSection != v.fSection) || |
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| 461 | (IsCutaway() != v.IsCutaway()) || |
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| 462 | (IsExplode() != v.IsExplode()) || |
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| 463 | (fNoOfSides != v.fNoOfSides) || |
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| 464 | (fUpVector != v.fUpVector) || |
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| 465 | (fFieldHalfAngle != v.fFieldHalfAngle) || |
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| 466 | (fZoomFactor != v.fZoomFactor) || |
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| 467 | (fScaleFactor != v.fScaleFactor) || |
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| 468 | (fCurrentTargetPoint != v.fCurrentTargetPoint) || |
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| 469 | (fDolly != v.fDolly) || |
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| 470 | (fRelativeLightpointDirection != v.fRelativeLightpointDirection) || |
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| 471 | (fLightsMoveWithCamera != v.fLightsMoveWithCamera) || |
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| 472 | (fDefaultVisAttributes != v.fDefaultVisAttributes) || |
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| 473 | (fDefaultTextVisAttributes != v.fDefaultTextVisAttributes) || |
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| 474 | (fDefaultMarker != v.fDefaultMarker) || |
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| 475 | (fGlobalMarkerScale != v.fGlobalMarkerScale) || |
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| 476 | (fGlobalLineWidthScale != v.fGlobalLineWidthScale) || |
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| 477 | (fMarkerNotHidden != v.fMarkerNotHidden) || |
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| 478 | (fWindowSizeHintX != v.fWindowSizeHintX) || |
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| 479 | (fWindowSizeHintY != v.fWindowSizeHintY) || |
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| 480 | (fXGeometryString != v.fXGeometryString) || |
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| 481 | (fAutoRefresh != v.fAutoRefresh) || |
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| 482 | (fBackgroundColour != v.fBackgroundColour)) |
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| 483 | return true; |
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| 484 | |
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| 485 | if (fDensityCulling && |
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| 486 | (fVisibleDensity != v.fVisibleDensity)) return true; |
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| 487 | |
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| 488 | if (fSection && |
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| 489 | (!(fSectionPlane == v.fSectionPlane))) return true; |
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| 490 | |
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| 491 | if (IsCutaway()) { |
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| 492 | if (fCutawayPlanes.size () != v.fCutawayPlanes.size ()) |
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| 493 | return true; |
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| 494 | else { |
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| 495 | for (size_t i = 0; i < fCutawayPlanes.size (); i++) { |
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| 496 | if (!(fCutawayPlanes[i] == v.fCutawayPlanes[i])) return true; |
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| 497 | } |
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| 498 | } |
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| 499 | } |
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| 500 | |
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| 501 | if (IsExplode() && |
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| 502 | (fExplodeFactor != v.fExplodeFactor) || |
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| 503 | (fExplodeCentre != v.fExplodeCentre)) return true; |
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| 504 | |
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| 505 | return false; |
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| 506 | } |
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