60fc821764
Notes from Robert Osfield, Merged changes to OpenSceneGraph-osgWidget-dev r9367 (prior to my botched attempt at merged svn/trunk into the branch).
120 lines
4.9 KiB
C++
120 lines
4.9 KiB
C++
/* -*-c++-*-
|
|
* Copyright (C) 2008 Cedric Pinson <mornifle@plopbyte.net>
|
|
*
|
|
* This library is open source and may be redistributed and/or modified under
|
|
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
|
|
* (at your option) any later version. The full license is in LICENSE file
|
|
* included with this distribution, and on the openscenegraph.org website.
|
|
*
|
|
* 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
|
|
* OpenSceneGraph Public License for more details.
|
|
*/
|
|
|
|
#include <iostream>
|
|
#include <osg/Geometry>
|
|
#include <osg/Shape>
|
|
#include <osg/ShapeDrawable>
|
|
#include <osgViewer/Viewer>
|
|
#include <osgGA/TrackballManipulator>
|
|
#include <osg/MatrixTransform>
|
|
|
|
#include <osgAnimation/BasicAnimationManager>
|
|
#include <osgAnimation/Channel>
|
|
#include <osgAnimation/UpdateCallback>
|
|
|
|
using namespace osgAnimation;
|
|
|
|
osg::ref_ptr<osg::Geode> createAxis()
|
|
{
|
|
osg::ref_ptr<osg::Geode> geode (new osg::Geode());
|
|
osg::ref_ptr<osg::Geometry> geometry (new osg::Geometry());
|
|
|
|
osg::ref_ptr<osg::Vec3Array> vertices (new osg::Vec3Array());
|
|
vertices->push_back (osg::Vec3 ( 0.0, 0.0, 0.0));
|
|
vertices->push_back (osg::Vec3 ( 10.0, 0.0, 0.0));
|
|
vertices->push_back (osg::Vec3 ( 0.0, 0.0, 0.0));
|
|
vertices->push_back (osg::Vec3 ( 0.0, 10.0, 0.0));
|
|
vertices->push_back (osg::Vec3 ( 0.0, 0.0, 0.0));
|
|
vertices->push_back (osg::Vec3 ( 0.0, 0.0, 10.0));
|
|
geometry->setVertexArray (vertices.get());
|
|
|
|
osg::ref_ptr<osg::Vec4Array> colors (new osg::Vec4Array());
|
|
colors->push_back (osg::Vec4 (1.0f, 0.0f, 0.0f, 1.0f));
|
|
colors->push_back (osg::Vec4 (1.0f, 0.0f, 0.0f, 1.0f));
|
|
colors->push_back (osg::Vec4 (0.0f, 1.0f, 0.0f, 1.0f));
|
|
colors->push_back (osg::Vec4 (0.0f, 1.0f, 0.0f, 1.0f));
|
|
colors->push_back (osg::Vec4 (0.0f, 0.0f, 1.0f, 1.0f));
|
|
colors->push_back (osg::Vec4 (0.0f, 0.0f, 1.0f, 1.0f));
|
|
geometry->setColorArray (colors.get());
|
|
|
|
geometry->setColorBinding (osg::Geometry::BIND_PER_VERTEX);
|
|
geometry->addPrimitiveSet(new osg::DrawArrays(osg::PrimitiveSet::LINES,0,6));
|
|
|
|
geode->addDrawable( geometry.get() );
|
|
geode->getOrCreateStateSet()->setMode(GL_LIGHTING, false);
|
|
return geode;
|
|
}
|
|
|
|
|
|
int main (int argc, char* argv[])
|
|
{
|
|
osgViewer::Viewer viewer;
|
|
viewer.setCameraManipulator(new osgGA::TrackballManipulator());
|
|
|
|
osg::Group* root = new osg::Group;
|
|
|
|
osg::ref_ptr<osg::Geode> axe = createAxis();
|
|
osg::ref_ptr<osg::Geode> geode = new osg::Geode;
|
|
geode->addDrawable(new osg::ShapeDrawable(new osg::Box(osg::Vec3(0.0f,0.0f,0.0f),0.5)));
|
|
|
|
osg::ref_ptr<osg::MatrixTransform> trans = new osg::MatrixTransform();
|
|
trans->setName("AnimatedNode");
|
|
trans->setDataVariance(osg::Object::DYNAMIC);
|
|
trans->setUpdateCallback(new osgAnimation::UpdateTransform("AnimatedCallback"));
|
|
trans->setMatrix(osg::Matrix::identity());
|
|
trans->addChild (geode.get());
|
|
|
|
root->addChild (axe.get());
|
|
root->addChild (trans.get());
|
|
|
|
// Define a scheduler for our animations
|
|
osg::Group* grp = new osg::Group;
|
|
osgAnimation::BasicAnimationManager* mng = new osgAnimation::BasicAnimationManager();
|
|
grp->setUpdateCallback(mng);
|
|
|
|
grp->addChild(root);
|
|
|
|
// And we finaly define our channel
|
|
osgAnimation::Vec3LinearChannel* channelAnimation1 = new osgAnimation::Vec3LinearChannel;
|
|
channelAnimation1->setTargetName("AnimatedCallback");
|
|
channelAnimation1->setName("position");
|
|
channelAnimation1->getOrCreateSampler()->getOrCreateKeyframeContainer()->push_back(osgAnimation::Vec3Keyframe(0, osg::Vec3(0,0,0)));
|
|
channelAnimation1->getOrCreateSampler()->getOrCreateKeyframeContainer()->push_back(osgAnimation::Vec3Keyframe(2, osg::Vec3(1,1,0)));
|
|
osgAnimation::Animation* anim1 = new osgAnimation::Animation;
|
|
anim1->addChannel(channelAnimation1);
|
|
anim1->setPlaymode(osgAnimation::Animation::PPONG);
|
|
|
|
|
|
osgAnimation::Vec3LinearChannel* channelAnimation2 = new osgAnimation::Vec3LinearChannel;
|
|
channelAnimation2->setTargetName("AnimatedCallback");
|
|
channelAnimation2->setName("euler");
|
|
channelAnimation2->getOrCreateSampler()->getOrCreateKeyframeContainer()->push_back(osgAnimation::Vec3Keyframe(0, osg::Vec3(0,0,0)));
|
|
channelAnimation2->getOrCreateSampler()->getOrCreateKeyframeContainer()->push_back(osgAnimation::Vec3Keyframe(1.5, osg::Vec3(2*osg::PI,0,0)));
|
|
osgAnimation::Animation* anim2 = new osgAnimation::Animation;
|
|
anim2->addChannel(channelAnimation2);
|
|
anim2->setPlaymode(osgAnimation::Animation::LOOP);
|
|
|
|
|
|
// We register all animation inside the scheduler
|
|
mng->registerAnimation(anim1);
|
|
mng->registerAnimation(anim2);
|
|
|
|
mng->playAnimation(anim1);
|
|
mng->playAnimation(anim2);
|
|
|
|
viewer.setSceneData( grp );
|
|
return viewer.run();
|
|
}
|