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// |
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// leaf-node-mesh.cpp |
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// gepetto-viewer |
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// |
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// Created by Olivier Stasse, Anthony Couret, Mathieu Geisert. |
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// Copyright (c) 2016 LAAS-CNRS. All rights reserved. |
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// |
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#include <gepetto/viewer/leaf-node-mesh.h> |
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#include <osg/Texture2D> |
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#include <osgDB/ReadFile> |
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#include "log.hh" |
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namespace gepetto { |
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namespace viewer { |
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/* Declaration of private function members */ |
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void LeafNodeMesh::init() { |
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/* Create Geode for adding ShapeDrawable */ |
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geode_ptr_ = new osg::Geode(); |
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/* Create mesh geometry */ |
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mesh_geometry_ptr_ = new osg::Geometry(); |
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geode_ptr_->addDrawable(mesh_geometry_ptr_); |
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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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if (mesh_geometry_ptr_->getOrCreateStateSet()) { |
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osg::ref_ptr<osg::StateSet> nodess( |
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mesh_geometry_ptr_->getOrCreateStateSet()); |
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nodess->setMode(GL_BLEND, ::osg::StateAttribute::OFF); |
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// Create Material and assign color. |
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// Creating the material object |
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osg::ref_ptr<osg::Material> mat(new osg::Material); |
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// Attaching the newly defined state set object to the node state set |
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mat->setColorMode(osg::Material::AMBIENT_AND_DIFFUSE); |
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// mat->setColorMode(osg::Material::SPECULAR); |
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nodess->setAttribute(mat.get()); |
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} |
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} |
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LeafNodeMesh::LeafNodeMesh(const std::string& name) : Node(name) { init(); } |
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LeafNodeMesh::LeafNodeMesh(const std::string& name, |
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const osgVector4& color_diffuse) |
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: Node(name) { |
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init(); |
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setColor(color_diffuse); |
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} |
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LeafNodeMesh::LeafNodeMesh(const LeafNodeMesh& other) : Node(other.getID()) { |
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init(); |
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} |
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void LeafNodeMesh::initWeakPtr(LeafNodeMeshWeakPtr 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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LeafNodeMeshPtr_t LeafNodeMesh::create(const std::string& name) { |
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LeafNodeMeshPtr_t shared_ptr(new LeafNodeMesh(name)); |
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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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LeafNodeMeshPtr_t LeafNodeMesh::create(const std::string& name, |
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const osgVector4& color) { |
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LeafNodeMeshPtr_t shared_ptr(new LeafNodeMesh(name, color)); |
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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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LeafNodeMeshPtr_t LeafNodeMesh::createCopy(LeafNodeMeshPtr_t other) { |
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LeafNodeMeshPtr_t shared_ptr(new LeafNodeMesh(*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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LeafNodeMeshPtr_t LeafNodeMesh::clone(void) const { |
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return LeafNodeMesh::createCopy(weak_ptr_.lock()); |
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} |
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LeafNodeMeshPtr_t LeafNodeMesh::self(void) const { return weak_ptr_.lock(); } |
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void LeafNodeMesh::setColor(const osgVector4& color_diffuse, |
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const osgVector4& color_specular, |
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const osgVector4& color_emissive) { |
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// setColor(collada_ptr_,color); |
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osg::ref_ptr<osg::Material> mat_ptr(new osg::Material); |
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osgVector4 color_zero(0.0f, 0.0f, 0.0f, 0.0f); |
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mat_ptr->setDiffuse(osg::Material::FRONT_AND_BACK, color_diffuse); |
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mat_ptr->setAmbient(osg::Material::FRONT_AND_BACK, color_zero); |
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mat_ptr->setSpecular(osg::Material::FRONT_AND_BACK, color_specular); |
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mat_ptr->setEmission(osg::Material::FRONT_AND_BACK, color_emissive); |
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if (mesh_geometry_ptr_->getStateSet()) { |
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mesh_geometry_ptr_->getStateSet()->setAttribute(mat_ptr.get()); |
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setDirty(); |
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} |
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} |
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void LeafNodeMesh::setColor(const osgVector4& color_diffuse) { |
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osgVector4 color_specular(0.0f, 0.0f, 0.0f, 0.0f), |
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color_emissive(0.0f, 0.0f, 0.0f, 0.0f); |
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setColor(color_diffuse, color_specular, color_emissive); |
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setTransparentRenderingBin(color_diffuse[3] < |
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Node::TransparencyRenderingBinThreshold); |
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} |
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void LeafNodeMesh::setAlpha(const float& alpha) { |
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osg::StateSet* ss = mesh_geometry_ptr_->getOrCreateStateSet(); |
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alpha_ = alpha; |
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osg::Material* mat; |
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if (ss->getAttribute(osg::StateAttribute::MATERIAL)) |
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mat = dynamic_cast<osg::Material*>( |
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ss->getAttribute(osg::StateAttribute::MATERIAL)); |
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else { |
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mat = new osg::Material; |
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ss->setAttribute(mat); |
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} |
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mat->setAlpha(osg::Material::FRONT_AND_BACK, alpha); |
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setTransparentRenderingBin(alpha < Node::TransparencyRenderingBinThreshold, |
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ss); |
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setDirty(); |
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} |
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void LeafNodeMesh::setTexture(const std::string& image_path) { |
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osg::ref_ptr<osg::Texture2D> texture = new osg::Texture2D; |
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texture->setDataVariance(osg::Object::DYNAMIC); |
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osg::ref_ptr<osg::Image> image = osgDB::readImageFile(image_path); |
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if (!image) { |
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log() << "couldn't find texture " << image_path << ", quiting." |
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<< std::endl; |
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return; |
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} |
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texture->setImage(image); |
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mesh_geometry_ptr_->getStateSet()->setTextureAttributeAndModes( |
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0, texture, osg::StateAttribute::ON); |
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setDirty(); |
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} |
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osg::ref_ptr<osg::Node> LeafNodeMesh::getOsgNode() const { return geode_ptr_; } |
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void LeafNodeMesh::setVertexArray(osg::Vec3ArrayRefPtr arrayOfVertices) { |
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mesh_geometry_ptr_->setVertexArray(arrayOfVertices); |
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setDirty(); |
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} |
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void LeafNodeMesh::addPrimitiveSet(osg::DrawElementsUInt* aPrimitiveSet) { |
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mesh_geometry_ptr_->addPrimitiveSet(aPrimitiveSet); |
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setDirty(); |
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} |
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void LeafNodeMesh::setColorArray(osg::Vec4ArrayRefPtr aSetOfColors) { |
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mesh_geometry_ptr_->setColorArray(aSetOfColors); |
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setDirty(); |
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} |
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void LeafNodeMesh::setColorBinding( |
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osg::Geometry::AttributeBinding aColorBinding) { |
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mesh_geometry_ptr_->setColorBinding(aColorBinding); |
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setDirty(); |
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} |
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void LeafNodeMesh::setNormalArray(osg::Vec3ArrayRefPtr normals) { |
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mesh_geometry_ptr_->setNormalArray(normals); |
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setDirty(); |
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} |
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void LeafNodeMesh::setNormalBinding( |
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osg::Geometry::AttributeBinding aNormalBinding) { |
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mesh_geometry_ptr_->setNormalBinding(aNormalBinding); |
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setDirty(); |
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} |
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LeafNodeMesh::~LeafNodeMesh() { |
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/* Proper deletion of all tree scene */ |
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this->asQueue()->removeChild(geode_ptr_); |
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mesh_geometry_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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