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// |
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// leaf-node-xyz.cpp |
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// gepetto-viewer |
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// |
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// Created by Justin Carpentier, Mathieu Geisert and Pierre Fernbach in april |
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// 2015. Copyright (c) 2015 LAAS-CNRS. All rights reserved. |
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// |
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#include <gepetto/viewer/leaf-node-xyzaxis.h> |
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#include <../src/internal/configuration.hh> |
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#include <osg/CullFace> |
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#include <osgText/Text> |
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#include <osgUtil/SmoothingVisitor> |
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namespace gepetto { |
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namespace viewer { |
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namespace { |
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// if rot corresponds to identity, the arrow is along Z. |
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inline osg::ShapeDrawableRefPtr arrowDrawable( |
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const float& zshift, const float& lengthCyl, const float& radiusCyl, |
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const float& lengthCon, const float& radiusCon, const osgQuat& rot) { |
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/* Create cylinder */ |
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::osg::CylinderRefPtr cylinder = new ::osg::Cylinder(); |
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cylinder->set(rot * osgVector3(0., 0., zshift + lengthCyl / 2.f), radiusCyl, |
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lengthCyl); |
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cylinder->setRotation(rot); |
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/* Create cone */ |
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::osg::ConeRefPtr cone = new ::osg::Cone(); |
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cone->set(rot * osgVector3(0., 0., zshift + lengthCyl + lengthCon / 2.f), |
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lengthCon, radiusCon); |
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cone->setRotation(rot); |
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osg::ref_ptr<osg::CompositeShape> shape = new osg::CompositeShape; |
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shape->addChild(cylinder); |
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shape->addChild(cone); |
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return new ::osg::ShapeDrawable(shape); |
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} |
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osg::ref_ptr<osgText::Text> label(const char* text, |
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osg::ref_ptr<osgText::Font> font, |
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const osgVector3& pos, |
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const float& charSize) { |
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osgVector4 black = osgVector4(0.f, 0.f, 0.f, 1.f); |
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osg::ref_ptr<osgText::Text> l = new osgText::Text; |
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l->setText(text); |
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l->setFont(font); |
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l->setCharacterSize(charSize); |
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l->setCharacterSizeMode(osgText::Text::SCREEN_COORDS); |
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l->setFontResolution(30, 30); |
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l->setAlignment(osgText::Text::LEFT_CENTER); |
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l->setAxisAlignment(osgText::Text::SCREEN); |
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l->setColor(black); |
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l->setPosition(pos); |
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return l; |
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} |
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std::string labelGetText(const osgText::TextBase* t) { |
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return t->getText().createUTF8EncodedString(); |
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} |
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inline PropertyPtr_t axisColor(const std::string t, osg::ShapeDrawable* arrow) { |
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return Vector4Property::create(t + "AxisColor", |
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Vector4Property::getterFromMemberFunction( |
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arrow, &osg::ShapeDrawable::getColor), |
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Vector4Property::setterFromMemberFunction( |
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arrow, &osg::ShapeDrawable::setColor)); |
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} |
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inline PropertyPtr_t labelText(const std::string t, osgText::TextBase* text) { |
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return StringProperty::create( |
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t + "LabelText", |
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StringProperty::Getter_t(boost::bind(labelGetText, text)), |
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StringProperty::setterFromMemberFunction(text, |
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&osgText::TextBase::setText)); |
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} |
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inline PropertyPtr_t labelSize(const std::string t, osgText::TextBase* text) { |
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return FloatProperty::create( |
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t + "LabelSize", |
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FloatProperty::getterFromMemberFunction( |
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text, &osgText::TextBase::getCharacterHeight), |
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FloatProperty::setterFromMemberFunction( |
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text, &osgText::TextBase::setCharacterSize)); |
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} |
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} // namespace |
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/* Declaration of private function members */ |
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void LeafNodeXYZAxis::init() { |
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static osg::ref_ptr<osgText::Font> font = defaultFont(); |
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/* Create sphere object */ |
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sphere_ptr_ = new ::osg::Sphere(); |
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sphere_ptr_->setRadius(getRadius()); |
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/* Set ShapeDrawable */ |
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shape_drawable_ptr_ = new ::osg::ShapeDrawable(sphere_ptr_); |
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/* Create Geode for adding ShapeDrawable */ |
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geode_ptr_ = new osg::Geode(); |
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geode_ptr_->addDrawable(shape_drawable_ptr_); |
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if (sizeAxis_ > 0) { // optimisation of memory consumption : doesn't create |
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// the axis instead of creating axis with size "0" |
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/* create the axis : */ |
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// float radiusCyl = (getRadius()/4.f) * getSizeAxis(); |
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float radiusCyl = getRadius() / 4.f; |
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float lengthCyl = getSizeAxis(); |
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float labelShift1 = lengthCyl + getRadius() + 4 * radiusCyl + getRadius(); |
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float labelShift2 = 0; |
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// float charSize = 3.f * radiusCyl; |
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float charSize = 60; |
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osgVector4 blue = osgVector4(0.f, 0.f, 1.f, 1.f); |
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osgVector4 green = osgVector4(0.f, 1.f, 0.f, 1.f); |
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osgVector4 red = osgVector4(1.f, 0.f, 0.f, 1.f); |
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osg::ref_ptr<osgText::Text> lbl; |
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osg::ShapeDrawableRefPtr arrow; |
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/* X_AXIS */ |
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/* create drawable and add them to geode */ |
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arrow = arrowDrawable(getRadius(), lengthCyl, radiusCyl, 2.f * radiusCyl, |
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getRadius(), |
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osgQuat(0., ::osg::X_AXIS, ::osg::PI_2, ::osg::Y_AXIS, |
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0., ::osg::Z_AXIS)); |
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arrow->setColor(red); |
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lbl = label("", font, osgVector3(labelShift1, 0., labelShift2), charSize); |
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addProperty(axisColor("X", arrow.get())); |
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addProperty(labelText("X", lbl.get())); |
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addProperty(labelSize("X", lbl.get())); |
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geode_ptr_->addDrawable(arrow); |
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geode_ptr_->addDrawable(lbl); |
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/* Y_AXIS */ |
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/* create drawable and add them to geode */ |
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arrow = arrowDrawable(getRadius(), lengthCyl, radiusCyl, 2.f * radiusCyl, |
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getRadius(), |
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osgQuat(-::osg::PI_2, ::osg::X_AXIS, 0., |
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::osg::Y_AXIS, 0., ::osg::Z_AXIS)); |
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arrow->setColor(green); |
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lbl = label("", font, osgVector3(0., labelShift1, labelShift2), charSize); |
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addProperty(axisColor("Y", arrow.get())); |
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addProperty(labelText("Y", lbl.get())); |
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addProperty(labelSize("Y", lbl.get())); |
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geode_ptr_->addDrawable(arrow); |
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geode_ptr_->addDrawable(lbl); |
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/* Z_AXIS */ |
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/* create drawable and add them to geode */ |
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arrow = arrowDrawable( |
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getRadius(), lengthCyl, radiusCyl, 2.f * radiusCyl, getRadius(), |
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osgQuat(0., ::osg::X_AXIS, 0., ::osg::Y_AXIS, 0., ::osg::Z_AXIS)); |
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arrow->setColor(blue); |
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lbl = label("", font, osgVector3(labelShift2, 0., labelShift1), charSize); |
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addProperty(axisColor("Z", arrow.get())); |
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addProperty(labelText("Z", lbl.get())); |
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addProperty(labelSize("Z", lbl.get())); |
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geode_ptr_->addDrawable(arrow); |
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geode_ptr_->addDrawable(lbl); |
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} // if radius > 0 : create axis |
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/* Create PositionAttitudeTransform */ |
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this->asQueue()->addChild(geode_ptr_); |
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/* Allow transparency */ |
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geode_ptr_->getOrCreateStateSet()->setMode(GL_BLEND, |
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::osg::StateAttribute::ON); |
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; |
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} |
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LeafNodeXYZAxis::LeafNodeXYZAxis(const std::string& name, |
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const osgVector4& color, float radiusCenter, |
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float sizeAxis) |
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: NodeDrawable(name) { |
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setRadius(radiusCenter); |
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setSizeAxis(sizeAxis); |
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init(); |
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setColor(color); |
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} |
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LeafNodeXYZAxis::LeafNodeXYZAxis(const LeafNodeXYZAxis& other) |
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: NodeDrawable(other) { |
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init(); |
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// TODO |
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} |
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void LeafNodeXYZAxis::initWeakPtr(LeafNodeXYZAxisWeakPtr other_weak_ptr) { |
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weak_ptr_ = other_weak_ptr; |
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} |
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/* End of declaration of private function members */ |
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/* Declaration of protected function members */ |
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LeafNodeXYZAxisPtr_t LeafNodeXYZAxis::create(const std::string& name, |
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const osgVector4& color, |
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float radiusCenter, |
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float sizeAxis) { |
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LeafNodeXYZAxisPtr_t shared_ptr( |
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new LeafNodeXYZAxis(name, color, radiusCenter, sizeAxis)); |
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// Add reference to itself |
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shared_ptr->initWeakPtr(shared_ptr); |
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return shared_ptr; |
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} |
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LeafNodeXYZAxisPtr_t LeafNodeXYZAxis::create(const std::string& name, |
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const osgVector4& color, |
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float radiusCenter) { |
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// const float& size = new float; |
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//*size = 0; |
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LeafNodeXYZAxisPtr_t shared_ptr( |
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new LeafNodeXYZAxis(name, color, radiusCenter, 0)); |
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// Add reference to itself |
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shared_ptr->initWeakPtr(shared_ptr); |
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return shared_ptr; |
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} |
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LeafNodeXYZAxisPtr_t LeafNodeXYZAxis::createCopy(LeafNodeXYZAxisPtr_t other) { |
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LeafNodeXYZAxisPtr_t shared_ptr(new LeafNodeXYZAxis(*other)); |
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// Add reference to itself |
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shared_ptr->initWeakPtr(shared_ptr); |
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return shared_ptr; |
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} |
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/* End of declaration of protected function members */ |
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/* Declaration of public function members */ |
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LeafNodeXYZAxisPtr_t LeafNodeXYZAxis::clone(void) const { |
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return LeafNodeXYZAxis::createCopy(weak_ptr_.lock()); |
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} |
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LeafNodeXYZAxisPtr_t LeafNodeXYZAxis::self(void) const { |
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return weak_ptr_.lock(); |
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} |
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void LeafNodeXYZAxis::setRadius(const float& radius) { radius_ = radius; } |
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float LeafNodeXYZAxis::getRadius() const { return radius_; } |
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void LeafNodeXYZAxis::setSizeAxis(const float& sizeAxis) { |
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sizeAxis_ = sizeAxis; |
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} |
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float LeafNodeXYZAxis::getSizeAxis() const { return sizeAxis_; } |
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LeafNodeXYZAxis::~LeafNodeXYZAxis() { |
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/* Proper deletion of all tree scene */ |
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geode_ptr_->removeDrawables(0, geode_ptr_->getNumDrawables()); |
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geode_ptr_ = NULL; |
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weak_ptr_.reset(); |
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} |
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/* End of declaration of public function members */ |
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} /* namespace viewer */ |
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} /* namespace gepetto */ |
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