void Day57App::setup()
{
Rand::randomize();
mCenter = vec3(getWindowWidth() * 0.5f, getWindowHeight() * 0.5f, 0.0f);
mCentralGravity = false;
mFlatten = false;
mSaveFrames = false;
mIsRenderingPrint = false;
mZoneRadius = 80.0f;
mLowerThresh = 0.5f;
mHigherThresh = 0.8f;
mAttractStrength = 0.004f;
mRepelStrength = 0.01f;
mOrientStrength = 0.01f;
// SETUP CAMERA
mCameraDistance = 350.0f;
mEye = vec3(0.0f, 0.0f, mCameraDistance);
mCenter = vec3(0.);
mUp = vec3(0., 1., 0.);
// mCam.lookAt(vec3(0.,0.,20.), vec3(0.));
mCam.setPerspective(75.0f, getWindowAspectRatio(), 5.0f, 5000.0f);
// CREATE PARTICLE CONTROLLER
mParticleController.addParticles(NUM_INITIAL_PARTICLES);
}
void FlockingApp::setup()
{
mCentralGravity = true;
mFlatten = false;
mZoneRadius = 30.0f;
// SETUP CAMERA
mCameraDistance = 500.0f;
mEye = Vec3f( 0.0f, 0.0f, mCameraDistance );
mCenter = Vec3f::zero();
mUp = Vec3f::yAxis();
mCam.setPerspective( 75.0f, getWindowAspectRatio(), 5.0f, 2000.0f );
// SETUP PARAMS
mParams = params::InterfaceGl::create( "Flocking", Vec2i( 200, 220 ) );
mParams->addParam( "Scene Rotation", &mSceneRotation, "opened=1" );
mParams->addSeparator();
mParams->addParam( "Eye Distance", &mCameraDistance, "min=50.0 max=1500.0 step=50.0 keyIncr=s keyDecr=w" );
mParams->addParam( "Center Gravity", &mCentralGravity, "keyIncr=g" );
mParams->addParam( "Flatten", &mFlatten, "keyIncr=f" );
mParams->addSeparator();
mParams->addParam( "Zone Radius", &mZoneRadius, "min=10.0 max=100.0 step=1.0 keyIncr=z keyDecr=Z" );
// CREATE PARTICLE CONTROLLER
mParticleController.addParticles( NUM_INITIAL_PARTICLES );
}
void TutorialApp::setup()
{
Url url( "http://www.libcinder.org/media/tutorial/paris.jpg" );
mImage = gl::Texture( loadImage( loadUrl( url ) ) );
mParticleController.addParticles( 250 );
}
void FlockingApp::keyDown( KeyEvent event )
{
if( event.getChar() == 'p' ){
mParticleController.addParticles( NUM_PARTICLES_TO_SPAWN );
} else if( event.getChar() == ' ' ){
mSaveFrames = !mSaveFrames;
}
}
void syphonImpApp::setup()
{
gl::Fbo::Format format;
// format.setSamples( 4 ); // uncomment this to enable 4x antialiasing
myFbo = gl::Fbo( WIDTHFBO,HEIGHTFBO, format );
mParticleController.addParticles(WIDTHFBO,HEIGHTFBO,1000);
}
void chapter3App::update()
{
if (! mChannel ) return;
if( mIsPressed )
mParticleController.addParticles( 5, mMouseLoc, mMouseVel );
mParticleController.update(perlin, mChannel, mMouseLoc );
}
void TutorialApp::update()
{
if( ! mChannel ) return;
if( mIsPressed )
mParticleController.addParticles( NUM_PARTICLES_TO_SPAWN, mMouseLoc, mMouseVel );
mParticleController.update( mPerlin, mChannel, mMouseLoc );
}
void HellCinderApp::update()
{
if (particleCount < maxParticles) {
particleController.addParticles( particleIncrement );
particleCount += particleIncrement;
}
particleController.update(channel);
}
void TutorialApp::update()
{
if( ! mChannel ) return;
if( mIsPressed )
mParticleController.addParticles( NUM_PARTICLES_TO_SPAWN, mMouseLoc, mMouseVel );
// mParticleController.repulseParticles();
if( mCentralGravity )
mParticleController.pullToCenter();
if( mAllowPerlin )
mParticleController.applyPerlin( mPerlin );
mParticleController.update( mChannel, mMouseLoc );
}
void Path2dApp::update(){
//cout<<thread.mPoints.size()<<endl;
//cout<<(float)app::getFrameRate()<<endl;
if(frameCount % 30 == 0){
//float xPos = lerp( windowWidth, 0, pow(0,windowWidth+ 20));
//float xPos = randFloat(windowWidth-20,windowWidth+20);
float xPos = randFloat(windowWidth, windowWidth+200);
controller->addParticles(NUM_PARTICLES_PER_FRAME, Vec2f(xPos,randFloat(windowHeight*3/8,windowHeight*5/8)), Vec2f(randFloat(),randFloat()));
}
thread.update();
if(frameCount == 0 || frameCount % 620 == 0){
Content *c = new Content(Vec3f(windowWidth+200,randFloat(windowHeight*3/8, windowHeight*5/8),randFloat(-1.0,-1.0)),postIndex);
mContents.push_back(c);
postIndex ++;
if(postIndex>6) postIndex = 0;
}
frameCount ++;
for(std::list<Content*>::iterator i = mContents.begin(); i!= mContents.end();){
Content *c = (*i);
if(c->die()){
i = mContents.erase(i);
delete c;
}else{
Vec2f steer = c->seek(thread.mPoints);
c->addForce(steer);
c->update();
++i;
}
}
double currentTime = app::getElapsedSeconds();
double deltaTime = currentTime - mLastTime;
float delta = (float)app::getFrameRate() / (1.0 / deltaTime);
mLastTime = currentTime;
this->controller->update(delta, mPerlin, thread.mPoints);
}
void FlockingApp::setup()
{
Rand::randomize();
mCenter = Vec3f( getWindowWidth() * 0.5f, getWindowHeight() * 0.5f, 0.0f );
mCentralGravity = true;
mFlatten = false;
mSaveFrames = false;
mIsRenderingPrint = false;
mZoneRadius = 80.0f;
mLowerThresh = 0.5f;
mHigherThresh = 0.8f;
mAttractStrength = 0.004f;
mRepelStrength = 0.01f;
mOrientStrength = 0.01f;
// SETUP CAMERA
mCameraDistance = 350.0f;
mEye = Vec3f( 0.0f, 0.0f, mCameraDistance );
mCenter = Vec3f::zero();
mUp = Vec3f::yAxis();
mCam.setPerspective( 75.0f, getWindowAspectRatio(), 5.0f, 5000.0f );
// SETUP PARAMS
mParams = params::InterfaceGl( "Flocking", Vec2i( 200, 310 ) );
mParams.addParam( "Scene Rotation", &mSceneRotation, "opened=1" );
mParams.addSeparator();
mParams.addParam( "Eye Distance", &mCameraDistance, "min=100.0 max=2000.0 step=50.0 keyIncr=s keyDecr=w" );
mParams.addParam( "Center Gravity", &mCentralGravity, "keyIncr=g" );
mParams.addParam( "Flatten", &mFlatten, "keyIncr=f" );
mParams.addSeparator();
mParams.addParam( "Zone Radius", &mZoneRadius, "min=10.0 max=100.0 step=1.0 keyIncr=z keyDecr=Z" );
mParams.addParam( "Lower Thresh", &mLowerThresh, "min=0.025 max=1.0 step=0.025 keyIncr=l keyDecr=L" );
mParams.addParam( "Higher Thresh", &mHigherThresh, "min=0.025 max=1.0 step=0.025 keyIncr=h keyDecr=H" );
mParams.addSeparator();
mParams.addParam( "Attract Strength", &mAttractStrength, "min=0.001 max=0.1 step=0.001 keyIncr=a keyDecr=A" );
mParams.addParam( "Repel Strength", &mRepelStrength, "min=0.001 max=0.1 step=0.001 keyIncr=r keyDecr=R" );
mParams.addParam( "Orient Strength", &mOrientStrength, "min=0.001 max=0.1 step=0.001 keyIncr=o keyDecr=O" );
// CREATE PARTICLE CONTROLLER
mParticleController.addParticles( NUM_INITIAL_PARTICLES );
mParticleController.addPredators( NUM_INITIAL_PREDATORS );
}
void TutorialApp::setup()
{
mCentralGravity = true;
mFlatten = true; //makes it easy to see the effects in 2D...while we are experimenting
mZoneRadius = 65.0f;
mThresh = 0.65f;
//define the camera
mCameraDistance = 500.0f;
mEye = Vec3f( 0.0f, 0.0f, mCameraDistance ); //position of the camera
mCenter = Vec3f::zero(); //the location in 3D space that the camera points at
mUp = Vec3f::yAxis(); //the camera's up direction
// Takes four parameters:
// (1) foV : the smaller the number the tighter the fustrum (usually between 60.0 and 90.0)
// (2) aspect ratio of the application window
// (3) near clipping plane
// (4) far clipping plane
mCam.setPerspective( 75.0f, getWindowAspectRatio(), 50.0f, 2000.0f );
// Initialize the Params object
mParams = params::InterfaceGl( "Flocking", Vec2i( 200, 240 ) );
// We tell Params that we want it control the mSceneRotation variable...during runtime!
// It expects the addr in memory of the variable...that's what & is.
// So, it will include an arc-ball in the scene.
mParams.addParam( "Scene Rotation", &mSceneRotation, "opened=1" );
mParams.addSeparator();
mParams.addParam( "Eye Distance", &mCameraDistance, "min=50.0 max=1500.0 step=50.0 keyIncr=s keyDecr=w" );
mParams.addParam( "Center Gravity", &mCentralGravity, "keyIncr=g" );
mParams.addParam( "Flatten", &mFlatten, "keyIncr=f" );
mParams.addSeparator();
mParams.addParam( "Zone Radius", &mZoneRadius, "min=10.0 max=100.0 step=1.0 keyIncr=z keyDecr=Z" );
mParams.addParam( "Thresh", &mThresh, "min=0.025 max=1.0 step=0.025 keyIncr=t keyDecr=T" );
// CREATE PARTICLE CONTROLLER
mParticleController.addParticles( NUM_INITIAL_PARTICLES );
}
// Draw
void PixarDemo2012::draw()
{
gl::clear( ColorA(0.0f,0.0f,0.0f,1.0f) );
//render Gradient FBO
if(!drawMindField && !drawCloth)
{
renderGradientFBO();
}
gl::setViewport( getWindowBounds() );
gl::setMatricesWindow( getWindowSize(), true );
gl::clear( ColorA(0.0f,0.0f,0.0f,1.0f) );
// draw FBO bg
gl::color(1.0f,1.0f,1.0f);
gl::draw( mGradientFBO.getTexture(0), Rectf( 0, 0, getWindowWidth(), getWindowHeight()) );
if ( drawTitle ) {
if ( mTime > 10.0f ) drawTitle = false;
theTitle.Render();
}
// FFT stuff
generateWaveforms();
if ( drawMindField ) {
theMindField.Render();
drawFader();
return;
}
if ( drawCubes ) {
gl::popMatrices();
gl::setMatrices( theCubes.cubesCamera );
theCubes.Render();
}
if ( drawCloth ) {
theCloth.Render();
drawFader();
return;
}
// Balls
if ( !drawCubes ) {
gl::setMatricesWindow( getWindowSize(), true );
if (makeBall > 0.075f) mParticleController.addParticles(1,makeBall*100.0f,mTime);
mParticleController.draw();
}
if ( drawFPS ) {
string mString;
mString = str(boost::format("FRAMERATE: %f") % getAverageFps() );
gl::drawString( mString, Vec2f( 10.0f, 10.0f ), Color::white(), mFont );
}
drawFader();
}
void TutorialApp::keyDown( KeyEvent event )
{
if( event.getChar() == 'p' ){
mParticleController.addParticles( NUM_PARTICLES_TO_SPAWN );
}
}
//------------------------------------------------------------
//--
//------------------------------------------------------------
void cdr_Snow::setup()
{
setFrameRate(20);
myParticles.addParticles(100);
}