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* Copyright (c) 2013 Jan Rheinländer *
* <jrheinlaender@users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include <Inventor/nodes/SoCone.h>
#include <Inventor/nodes/SoCube.h>
#include <Inventor/nodes/SoCylinder.h>
#include <Inventor/nodes/SoTranslation.h>
#include <Inventor/nodes/SoSeparator.h>
#include <Inventor/nodes/SoRotation.h>
#include "FemGuiTools.h"
namespace FemGui::GuiTools
{
#define PLACEMENT_CHILDREN 2
#define CONE_CHILDREN 2
void createPlacement(SoSeparator* sep, const SbVec3f& base, const SbRotation& r)
{
SoTranslation* trans = new SoTranslation();
trans->translation.setValue(base);
sep->addChild(trans);
SoRotation* rot = new SoRotation();
rot->rotation.setValue(r);
sep->addChild(rot);
}
void updatePlacement(const SoSeparator* sep, const int idx, const SbVec3f& base, const SbRotation& r)
{
SoTranslation* trans = static_cast<SoTranslation*>(sep->getChild(idx));
trans->translation.setValue(base);
SoRotation* rot = static_cast<SoRotation*>(sep->getChild(idx + 1));
rot->rotation.setValue(r);
}
void createCone(SoSeparator* sep, const double height, const double radius)
{
// Adjust cone so that the tip is on base
SoTranslation* trans = new SoTranslation();
trans->translation.setValue(SbVec3f(0, -height / 2, 0));
sep->addChild(trans);
SoCone* cone = new SoCone();
cone->height.setValue(height);
cone->bottomRadius.setValue(radius);
sep->addChild(cone);
}
SoSeparator* createCone(const double height, const double radius)
{
// Create a new cone node
SoSeparator* sep = new SoSeparator();
createCone(sep, height, radius);
return sep;
}
void updateCone(const SoNode* node, const int idx, const double height, const double radius)
{
const SoSeparator* sep = static_cast<const SoSeparator*>(node);
SoTranslation* trans = static_cast<SoTranslation*>(sep->getChild(idx));
trans->translation.setValue(SbVec3f(0, -height / 2, 0));
SoCone* cone = static_cast<SoCone*>(sep->getChild(idx + 1));
cone->height.setValue(height);
cone->bottomRadius.setValue(radius);
}
void createCylinder(SoSeparator* sep, const double height, const double radius)
{
SoCylinder* cyl = new SoCylinder();
cyl->height.setValue(height);
cyl->radius.setValue(radius);
sep->addChild(cyl);
}
SoSeparator* createCylinder(const double height, const double radius)
{
// Create a new cylinder node
SoSeparator* sep = new SoSeparator();
createCylinder(sep, height, radius);
return sep;
}
void updateCylinder(const SoNode* node, const int idx, const double height, const double radius)
{
const SoSeparator* sep = static_cast<const SoSeparator*>(node);
SoCylinder* cyl = static_cast<SoCylinder*>(sep->getChild(idx));
cyl->height.setValue(height);
cyl->radius.setValue(radius);
}
void createCube(SoSeparator* sep, const double width, const double length, const double height)
{
SoCube* cube = new SoCube();
cube->width.setValue(width);
cube->depth.setValue(length);
cube->height.setValue(height);
sep->addChild(cube);
}
SoSeparator* createCube(const double width, const double length, const double height)
{
SoSeparator* sep = new SoSeparator();
createCube(sep, width, length, height);
return sep;
}
void updateCube(const SoNode* node, const int idx, const double width, const double length, const double height)
{
const SoSeparator* sep = static_cast<const SoSeparator*>(node);
SoCube* cube = static_cast<SoCube*>(sep->getChild(idx));
cube->width.setValue(width);
cube->depth.setValue(length);
cube->height.setValue(height);
}
void createArrow(SoSeparator* sep, const double length, const double radius)
{
createCone(sep, radius, radius / 2);
createPlacement(sep, SbVec3f(0, -radius / 2 - (length - radius) / 2, 0), SbRotation());
createCylinder(sep, length - radius, radius / 5);
}
SoSeparator* createArrow(const double length, const double radius)
{
SoSeparator* sep = new SoSeparator();
createArrow(sep, length, radius);
return sep;
}
void updateArrow(const SoNode* node, const int idx, const double length, const double radius)
{
const SoSeparator* sep = static_cast<const SoSeparator*>(node);
updateCone(sep, idx, radius, radius / 2);
updatePlacement(
sep,
idx + CONE_CHILDREN,
SbVec3f(0, -radius / 2 - (length - radius) / 2, 0),
SbRotation()
);
updateCylinder(sep, idx + CONE_CHILDREN + PLACEMENT_CHILDREN, length - radius, radius / 5);
}
void createFixed(SoSeparator* sep, const double height, const double width, const bool gap)
{
createCone(sep, height - width / 4, height - width / 4);
createPlacement(
sep,
SbVec3f(0, -(height - width / 4) / 2 - width / 8 - (gap ? 1.0 : 0.1) * width / 8, 0),
SbRotation()
);
createCube(sep, width, width, width / 4);
}
SoSeparator* createFixed(const double height, const double width, const bool gap)
{
SoSeparator* sep = new SoSeparator();
createFixed(sep, height, width, gap);
return sep;
}
void updateFixed(const SoNode* node, const int idx, const double height, const double width, const bool gap)
{
const SoSeparator* sep = static_cast<const SoSeparator*>(node);
updateCone(sep, idx, height - width / 4, height - width / 4);
updatePlacement(
sep,
idx + CONE_CHILDREN,
SbVec3f(0, -(height - width / 4) / 2 - width / 8 - (gap ? 1.0 : 0.0) * width / 8, 0),
SbRotation()
);
updateCube(sep, idx + CONE_CHILDREN + PLACEMENT_CHILDREN, width, width, width / 4);
}
} // namespace FemGui::GuiTools
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