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75acacd1b708fea3ed33f7098c45356dfe3749eb
create/src/Gui/ViewProviderGeometryObject.cpp
berniev 75acacd1b7 Gui: Use auto and range-based for (#7481) 
* On lines where the variable type is obvious from inspection, avoid repeating the type using auto. 
* When possible use a ranged for loop instead of begin() and end() iterators
2022-09-14 13:25:13 -05:00

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/***************************************************************************
* Copyright (c) 2006 Werner Mayer <wmayer[at]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 "PreCompiled.h"
#ifndef _PreComp_
# include <Inventor/SoPickedPoint.h>
# include <Inventor/actions/SoRayPickAction.h>
# include <Inventor/actions/SoSearchAction.h>
# include <Inventor/nodes/SoBaseColor.h>
# include <Inventor/nodes/SoCamera.h>
# include <Inventor/nodes/SoDrawStyle.h>
# include <Inventor/nodes/SoFont.h>
# include <Inventor/nodes/SoMaterial.h>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoSwitch.h>
# include <Inventor/nodes/SoDirectionalLight.h>
#endif
#include <Inventor/nodes/SoResetTransform.h>
#include <App/GeoFeature.h>
#include <App/PropertyGeo.h>
#include "ViewProviderGeometryObject.h"
#include "Application.h"
#include "Document.h"
#include "SoFCBoundingBox.h"
#include "SoFCSelection.h"
#include "View3DInventorViewer.h"
using namespace Gui;
PROPERTY_SOURCE(Gui::ViewProviderGeometryObject, Gui::ViewProviderDragger)
const App::PropertyIntegerConstraint::Constraints intPercent = {0, 100, 1};
ViewProviderGeometryObject::ViewProviderGeometryObject()
: pcBoundSwitch(nullptr)
, pcBoundColor(nullptr)
{
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View");
bool randomColor = hGrp->GetBool("RandomColor", false);
float r, g, b;
if (randomColor){
auto fMax = (float)RAND_MAX;
r = (float)rand()/fMax;
g = (float)rand()/fMax;
b = (float)rand()/fMax;
}
else {
unsigned long shcol = hGrp->GetUnsigned("DefaultShapeColor", 3435973887UL); // light gray (204,204,204)
r = ((shcol >> 24) & 0xff) / 255.0;
g = ((shcol >> 16) & 0xff) / 255.0;
b = ((shcol >> 8) & 0xff) / 255.0;
}
int initialTransparency = hGrp->GetInt("DefaultShapeTransparency", 0);
static const char *dogroup = "Display Options";
static const char *sgroup = "Selection";
static const char *osgroup = "Object Style";
ADD_PROPERTY_TYPE(ShapeColor, (r, g, b), osgroup, App::Prop_None, "Set shape color");
ADD_PROPERTY_TYPE(Transparency, (initialTransparency), osgroup, App::Prop_None, "Set object transparency");
Transparency.setConstraints(&intPercent);
App::Material mat(App::Material::DEFAULT);
ADD_PROPERTY_TYPE(ShapeMaterial,(mat), osgroup, App::Prop_None, "Shape material");
ADD_PROPERTY_TYPE(BoundingBox, (false), dogroup, App::Prop_None, "Display object bounding box");
ADD_PROPERTY_TYPE(Selectable, (true), sgroup, App::Prop_None, "Set if the object is selectable in the 3d view");
bool enableSel = hGrp->GetBool("EnableSelection", true);
Selectable.setValue(enableSel);
pcShapeMaterial = new SoMaterial;
pcShapeMaterial->diffuseColor.setValue(r, g, b);
pcShapeMaterial->transparency = float(initialTransparency);
pcShapeMaterial->ref();
pcBoundingBox = new Gui::SoFCBoundingBox;
pcBoundingBox->ref();
pcBoundColor = new SoBaseColor();
pcBoundColor->ref();
sPixmap = "Feature";
}
ViewProviderGeometryObject::~ViewProviderGeometryObject()
{
pcShapeMaterial->unref();
pcBoundingBox->unref();
pcBoundColor->unref();
}
void ViewProviderGeometryObject::onChanged(const App::Property* prop)
{
// Actually, the properties 'ShapeColor' and 'Transparency' are part of the property 'ShapeMaterial'.
// Both redundant properties are kept due to more convenience for the user. But we must keep the values
// consistent of all these properties.
if (prop == &Selectable) {
bool Sel = Selectable.getValue();
setSelectable(Sel);
}
else if (prop == &ShapeColor) {
const App::Color &c = ShapeColor.getValue();
pcShapeMaterial->diffuseColor.setValue(c.r, c.g, c.b);
if (c != ShapeMaterial.getValue().diffuseColor)
ShapeMaterial.setDiffuseColor(c);
}
else if (prop == &Transparency) {
const App::Material &Mat = ShapeMaterial.getValue();
long value = (long)(100 * Mat.transparency);
if (value != Transparency.getValue()) {
float trans = Transparency.getValue() / 100.0f;
pcShapeMaterial->transparency = trans;
ShapeMaterial.setTransparency(trans);
}
}
else if (prop == &ShapeMaterial) {
if (getObject() && getObject()->testStatus(App::ObjectStatus::TouchOnColorChange))
getObject()->touch(true);
const App::Material &Mat = ShapeMaterial.getValue();
long value = (long)(100 * Mat.transparency);
if (value != Transparency.getValue())
Transparency.setValue(value);
const App::Color &color = Mat.diffuseColor;
if (color != ShapeColor.getValue())
ShapeColor.setValue(Mat.diffuseColor);
pcShapeMaterial->ambientColor.setValue(Mat.ambientColor.r, Mat.ambientColor.g, Mat.ambientColor.b);
pcShapeMaterial->diffuseColor.setValue(Mat.diffuseColor.r, Mat.diffuseColor.g, Mat.diffuseColor.b);
pcShapeMaterial->specularColor.setValue(Mat.specularColor.r, Mat.specularColor.g, Mat.specularColor.b);
pcShapeMaterial->emissiveColor.setValue(Mat.emissiveColor.r, Mat.emissiveColor.g, Mat.emissiveColor.b);
pcShapeMaterial->shininess.setValue(Mat.shininess);
pcShapeMaterial->transparency.setValue(Mat.transparency);
}
else if (prop == &BoundingBox) {
showBoundingBox(BoundingBox.getValue());
}
ViewProviderDragger::onChanged(prop);
}
void ViewProviderGeometryObject::attach(App::DocumentObject *pcObj)
{
ViewProviderDragger::attach(pcObj);
}
void ViewProviderGeometryObject::updateData(const App::Property* prop)
{
if (prop->isDerivedFrom(App::PropertyComplexGeoData::getClassTypeId())) {
Base::BoundBox3d box = static_cast<const App::PropertyComplexGeoData*>(prop)->getBoundingBox();
pcBoundingBox->minBounds.setValue(box.MinX, box.MinY, box.MinZ);
pcBoundingBox->maxBounds.setValue(box.MaxX, box.MaxY, box.MaxZ);
}
else if (prop->isDerivedFrom(App::PropertyPlacement::getClassTypeId())) {
auto geometry = dynamic_cast<App::GeoFeature*>(getObject());
if (geometry && prop == &geometry->Placement) {
const App::PropertyComplexGeoData* data = geometry->getPropertyOfGeometry();
if (data) {
Base::BoundBox3d box = data->getBoundingBox();
pcBoundingBox->minBounds.setValue(box.MinX, box.MinY, box.MinZ);
pcBoundingBox->maxBounds.setValue(box.MaxX, box.MaxY, box.MaxZ);
}
}
}
ViewProviderDragger::updateData(prop);
}
SoPickedPointList ViewProviderGeometryObject::getPickedPoints(const SbVec2s& pos, const View3DInventorViewer& viewer,bool pickAll) const
{
auto root = new SoSeparator;
root->ref();
root->addChild(viewer.getHeadlight());
root->addChild(viewer.getSoRenderManager()->getCamera());
root->addChild(getRoot());
SoRayPickAction rp(viewer.getSoRenderManager()->getViewportRegion());
rp.setPickAll(pickAll);
rp.setRadius(viewer.getPickRadius());
rp.setPoint(pos);
rp.apply(root);
root->unref();
// returns a copy of the list
return rp.getPickedPointList();
}
SoPickedPoint* ViewProviderGeometryObject::getPickedPoint(const SbVec2s& pos, const View3DInventorViewer& viewer) const
{
auto root = new SoSeparator;
root->ref();
root->addChild(viewer.getHeadlight());
root->addChild(viewer.getSoRenderManager()->getCamera());
root->addChild(getRoot());
SoRayPickAction rp(viewer.getSoRenderManager()->getViewportRegion());
rp.setPoint(pos);
rp.setRadius(viewer.getPickRadius());
rp.apply(root);
root->unref();
// returns a copy of the point
SoPickedPoint* pick = rp.getPickedPoint();
//return (pick ? pick->copy() : 0); // needs the same instance of CRT under MS Windows
return (pick ? new SoPickedPoint(*pick) : nullptr);
}
unsigned long ViewProviderGeometryObject::getBoundColor() const
{
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View");
unsigned long bbcol = hGrp->GetUnsigned("BoundingBoxColor",4294967295UL); // white (255,255,255)
return bbcol;
}
namespace {
float getBoundBoxFontSize()
{
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View");
return hGrp->GetFloat("BoundingBoxFontSize", 10.0);
}
}
void ViewProviderGeometryObject::showBoundingBox(bool show)
{
if (!pcBoundSwitch && show) {
unsigned long bbcol = getBoundColor();
float r,g,b;
r = ((bbcol >> 24) & 0xff) / 255.0; g = ((bbcol >> 16) & 0xff) / 255.0; b = ((bbcol >> 8) & 0xff) / 255.0;
pcBoundSwitch = new SoSwitch();
auto pBoundingSep = new SoSeparator();
auto lineStyle = new SoDrawStyle;
lineStyle->lineWidth = 2.0f;
pBoundingSep->addChild(lineStyle);
pcBoundColor->rgb.setValue(r, g, b);
pBoundingSep->addChild(pcBoundColor);
auto font = new SoFont();
font->size.setValue(getBoundBoxFontSize());
pBoundingSep->addChild(font);
pBoundingSep->addChild(new SoResetTransform());
pBoundingSep->addChild(pcBoundingBox);
pcBoundingBox->coordsOn.setValue(false);
pcBoundingBox->dimensionsOn.setValue(true);
// add to the highlight node
pcBoundSwitch->addChild(pBoundingSep);
pcRoot->addChild(pcBoundSwitch);
}
if (pcBoundSwitch) {
pcBoundSwitch->whichChild = (show ? 0 : -1);
}
}
void ViewProviderGeometryObject::setSelectable(bool selectable)
{
SoSearchAction sa;
sa.setInterest(SoSearchAction::ALL);
sa.setSearchingAll(true);
sa.setType(Gui::SoFCSelection::getClassTypeId());
sa.apply(pcRoot);
SoPathList & pathList = sa.getPaths();
for (int i=0;i<pathList.getLength();i++) {
auto selNode = dynamic_cast<SoFCSelection*>(pathList[i]->getTail());
if (selectable) {
if (selNode) {
selNode->selectionMode = SoFCSelection::SEL_ON;
selNode->highlightMode = SoFCSelection::AUTO;
}
}
else {
if (selNode) {
selNode->selectionMode = SoFCSelection::SEL_OFF;
selNode->highlightMode = SoFCSelection::OFF;
selNode->selected = SoFCSelection::NOTSELECTED;
}
}
}
}
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