int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
// Set up Window
TutorialWindow = createNativeWindow();
TutorialWindow->initWindow();
TutorialWindow->setDisplayCallback(display);
TutorialWindow->setReshapeCallback(reshape);
//Add Window Listener
TutorialKeyListener TheKeyListener;
TutorialWindow->addKeyListener(&TheKeyListener);
TutorialMouseListener TheTutorialMouseListener;
TutorialMouseMotionListener TheTutorialMouseMotionListener;
TutorialWindow->addMouseListener(&TheTutorialMouseListener);
TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);
// Create the SimpleSceneManager helper
mgr = new SimpleSceneManager;
// Tell the Manager what to manage
mgr->setWindow(TutorialWindow);
//Shader Material
BlendChunkUnrecPtr ExampleBlendChunk = BlendChunk::create();
ExampleBlendChunk->setSrcFactor(GL_SRC_ALPHA);
ExampleBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);
//Material Chunk
MaterialChunkUnrecPtr ShaderMaterialChunk = MaterialChunk::create();
ShaderMaterialChunk->setAmbient(Color4f(0.4f,0.4f,0.4f,1.0f));
ShaderMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
ShaderMaterialChunk->setSpecular(Color4f(1.0f,1.0f,1.0f,1.0f));
//Shader Chunk
SimpleSHLChunkUnrecPtr TheSHLChunk = SimpleSHLChunk::create();
TheSHLChunk->setVertexProgram(createSHLVertexProg());
TheSHLChunk->setFragmentProgram(createSHLFragProg());
//Color Parameter
ShaderVariableVec4fUnrecPtr Color1Parameter = ShaderVariableVec4f::create();
Color1Parameter->setName("Color1");
Color1Parameter->setValue(Vec4f(0.0f,1.0f,0.0f,1.0f));
ShaderVariableVec4fUnrecPtr Color2Parameter = ShaderVariableVec4f::create();
Color2Parameter->setName("Color2");
Color2Parameter->setValue(Vec4f(1.0f,1.0f,1.0f,1.0f));
//Shader Parameter Chunk
SHLParameterChunkUnrecPtr SHLParameters = SHLParameterChunk::create();
SHLParameters->getParameters().push_back(Color1Parameter);
SHLParameters->getParameters().push_back(Color2Parameter);
SHLParameters->setSHLChunk(TheSHLChunk);
ChunkMaterialUnrecPtr ShaderMaterial = ChunkMaterial::create();
ShaderMaterial->addChunk(ShaderMaterialChunk);
ShaderMaterial->addChunk(TheSHLChunk);
ShaderMaterial->addChunk(SHLParameters);
//Torus Node
GeometryUnrecPtr TorusGeometry = makeTorusGeo(5.0f,20.0f, 32,32);
TorusGeometry->setMaterial(ShaderMaterial);
NodeUnrecPtr TorusNode = Node::create();
TorusNode->setCore(TorusGeometry);
// Make Main Scene Node
NodeUnrecPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(TorusNode);
mgr->setRoot(scene);
// Show the whole Scene
mgr->showAll();
//Create the Animations
initAnimations(Color1Parameter, "value");
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"04ShaderAnimation");
//Main Loop
TutorialWindow->mainLoop();
osgExit();
return 0;
}
int main(int argc, char **argv)
{
// OSG init
osgInit(argc,argv);
{
// Set up Window
WindowEventProducerRecPtr TutorialWindow = createNativeWindow();
//Initialize Window
TutorialWindow->initWindow();
SimpleSceneManager sceneManager;
TutorialWindow->setDisplayCallback(boost::bind(display, &sceneManager));
TutorialWindow->setReshapeCallback(boost::bind(reshape, _1, &sceneManager));
// Tell the Manager what to manage
sceneManager.setWindow(TutorialWindow);
//Attach to events
TutorialWindow->connectMousePressed(boost::bind(mousePressed, _1, &sceneManager));
TutorialWindow->connectMouseReleased(boost::bind(mouseReleased, _1, &sceneManager));
TutorialWindow->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
TutorialWindow->connectKeyPressed(boost::bind(keyPressed, _1, TutorialWindow.get()));
//Shader Chunk
SimpleSHLChunkUnrecPtr TheSHLChunk = SimpleSHLChunk::create();
TheSHLChunk->setVertexProgram(createSHLVertexProg());
TheSHLChunk->setFragmentProgram(createSHLFragProg());
//TheSHLChunk->addUniformVariable("Color1",Vec4f(0.0f,1.0f,0.0f,1.0f));
//TheSHLChunk->addUniformVariable("Color2",Vec4f(1.0f,1.0f,1.0f,1.0f));
//Shader Parameter Chunk
SimpleSHLVariableChunkUnrecPtr SHLParameters = SimpleSHLVariableChunk::create();
//Color Parameter
SHLParameters->addUniformVariable("Color1",Vec4f(0.0f,1.0f,0.0f,1.0f));
SHLParameters->addUniformVariable("Color2",Vec4f(1.0f,1.0f,1.0f,1.0f));
ChunkMaterialUnrecPtr ShaderMaterial = ChunkMaterial::create();
ShaderMaterial->addChunk(TheSHLChunk);
ShaderMaterial->addChunk(SHLParameters);
//Torus Node
GeometryUnrecPtr TorusGeometry = makeTorusGeo(5.0f,20.0f, 32,32);
TorusGeometry->setMaterial(ShaderMaterial);
NodeUnrecPtr TorusNode = Node::create();
TorusNode->setCore(TorusGeometry);
// Make Main Scene Node
NodeUnrecPtr scene = Node::create();
scene->setCore(Group::create());
scene->addChild(TorusNode);
sceneManager.setRoot(scene);
// Show the whole Scene
sceneManager.showAll();
//Create the Animations
ShaderVariableVec4fUnrecPtr Color1Parameter;
ShaderVariableVec4fUnrecPtr Color2Parameter;
Color1Parameter = dynamic_cast<ShaderVariableVec4f*>(const_cast<ShaderVariable*>(SHLParameters->getVariables()->getVariable("Color1")));
Color2Parameter = dynamic_cast<ShaderVariableVec4f*>(const_cast<ShaderVariable*>(SHLParameters->getVariables()->getVariable("Color2")));
commitChanges();
AnimationUnrecPtr TheAnimation = setupAnimation(Color1Parameter, "value");
TheAnimation->attachUpdateProducer(TutorialWindow);
TheAnimation->start();
//Open Window
Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
TutorialWindow->openWindow(WinPos,
WinSize,
"04ShaderAnimation");
//Main Loop
TutorialWindow->mainLoop();
}
osgExit();
return 0;
}
