void _TBOX_PREFIX_App::draw()
{
// Clear window
gl::setViewport( getWindowBounds() );
gl::clear( Colorf::black() );
gl::setMatrices( mCamera );
// Iterate through hands
for ( LeapSdk::HandMap::const_iterator handIter = mHands.begin(); handIter != mHands.end(); ++handIter ) {
const LeapSdk::Hand& hand = handIter->second;
// Fingers
const LeapSdk::FingerMap& fingers = hand.getFingers();
for( LeapSdk::FingerMap::const_iterator fingerIter = fingers.begin(); fingerIter != fingers.end(); ++fingerIter ) {
const LeapSdk::Finger& finger = fingerIter->second;
// Finger tip
gl::drawColorCube( finger.getPosition(), Vec3f( 20, 20, 20 ) );
// Finger orientation
Vec3f tipPosition = finger.getPosition() + finger.getDirection() * finger.getLength();
gl::color( ColorAf::gray( 0.8f ) );
gl::drawLine( finger.getPosition(), tipPosition );
}
}
}
void BrainbowApp::update()
{
//LEAP
if ( mLeap && mLeap->isConnected() ) {
mLeap->update();
}
//GET HAND
for ( LeapSdk::HandMap::const_iterator handIter = mHands.begin(); handIter != mHands.end(); ++handIter ) {
const LeapSdk::Hand& hand = handIter->second;
// cout << hand.getPosition().x << endl;
// cout << hand.getDirection();
scaledX = (hand.getPosition().x *(getWindowWidth()/400))+(getWindowWidth()/2);
scaledY = (-hand.getPosition().y*(getWindowHeight()/400) + getWindowHeight())*2.5 - 400;
scaledZ = hand.getPosition().z*2+300;
handPos = Vec3f(scaledX, scaledY, scaledZ);
}
//AUDIO
// mAudio.update();
//SCENES
if (sceneOne)
scene1();
if (sceneTwo)
scene2();
//LIGHT
mLight->lookAt( handPos, Vec3f::zero() );
//ROTATE DIAMOND
if (gong)
mDiamond.getModelMatrix().rotate( Vec3f( 0.0f, 0.5f, 0), 0.01f );
}
// Runs update logic
void UiApp::update()
{
// Update frame rate
mFrameRate = getAverageFps();
// Toggle fullscreen
if ( mFullScreen != isFullScreen() ) {
setFullScreen( mFullScreen );
}
// Update device
if ( mLeap && mLeap->isConnected() ) {
mLeap->update();
}
// Interact with first hand
if ( mHands.empty() ) {
mCursorType = CursorType::NONE;
} else {
const Hand& hand = mHands.begin()->second;
// Update cursor position
mCursorPositionTarget = warp( hand.getPosition() );
if ( mCursorType == CursorType::NONE ) {
mCursorPosition = mCursorPositionTarget;
}
// Choose cursor type based on number of exposed fingers
switch ( hand.getFingers().size() ) {
case 0:
mCursorType = CursorType::GRAB;
break;
case 1:
mCursorType = CursorType::TOUCH;
break;
default:
mCursorType = CursorType::HAND;
break;
}
}
// Smooth cursor animation
mCursorPosition = mCursorPosition.lerp( 0.21f, mCursorPositionTarget );
mCursorPosition.z = 0.0f;
// Hit buttons
for ( size_t i = 0; i < 3; ++i ) {
mButtonState[ i ] = false;
if ( mCursorType == CursorType::TOUCH &&
mCursorPosition.distance( mButtonPosition[ i ] ) < (float)mButton[ 0 ].getSize().length() * 0.5f ) {
mButtonState[ i ] = true;
}
}
// Slider
if ( mCursorType == CursorType::GRAB &&
math<float>::abs( mCursorPosition.x - mSliderPosition.x ) < (float)mSlider.getWidth() * 0.5f &&
math<float>::abs( mCursorPosition.y - mSliderPosition.y ) < (float)mSlider.getHeight() * 0.5f ) {
float x1 = mTrackPosition.x;
float x2 = mTrackPosition.x + (float)( mTrack.getWidth() - mSlider.getWidth() );
mSliderPosition.x = math<float>::clamp( mCursorPosition.x, x1, x2 );
}
}
// Render
void LeapApp::draw()
{
// Clear window
gl::setViewport( getWindowBounds() );
gl::clear( Colorf::black() );
gl::setMatrices( mCamera );
// Enable depth
gl::enableAlphaBlending();
gl::enableDepthRead();
gl::enableDepthWrite();
// Iterate through hands
float headLength = 6.0f;
float headRadius = 3.0f;
for ( HandMap::const_iterator handIter = mHands.begin(); handIter != mHands.end(); ++handIter ) {
const Hand& hand = handIter->second;
// Hand ball
if ( hand.getBallRadius() > 0.0f ) {
gl::color( ColorAf( 1.0f, 1.0f, 0.0f, 0.25f ) );
gl::enableWireframe();
gl::drawSphere( hand.getBallPosition(), hand.getBallRadius(), 16 );
gl::disableWireframe();
}
// Hand direction
gl::color( 1.0f, 0.0f, 1.0f, 1.0f );
gl::drawVector( hand.getPosition(), hand.getPosition() + hand.getDirection() * 100.0f, headLength, headRadius );
// Hand normal
gl::color( 0.0f, 0.0f, 1.0f, 1.0f );
gl::drawVector( hand.getPosition(), hand.getPosition() + hand.getNormal() * 100.0f, headLength, headRadius );
// Hand velocity
gl::color( 0.0f, 1.0f, 0.0f, 1.0f );
gl::drawVector( hand.getPosition(), hand.getPosition() + hand.getVelocity() * 100.0f, headLength, headRadius );
// Fingers
const FingerMap& fingers = hand.getFingers();
for ( FingerMap::const_iterator fingerIter = fingers.begin(); fingerIter != fingers.end(); ++fingerIter ) {
const Finger& finger = fingerIter->second;
// Finger
Vec3f position = finger.getPosition() + finger.getDirection() * -finger.getLength() * 3.0f;
gl::color( ColorAf::white() );
gl::drawLine( finger.getPosition(), position );
// Finger tip
gl::pushMatrices();
gl::translate( position );
gl::drawStrokedCircle( Vec2f::zero(), finger.getWidth(), 16 );
gl::popMatrices();
// Finger velocity
gl::color( 0.0f, 1.0f, 0.0f, 1.0f );
gl::drawVector( position, position + finger.getVelocity() * 0.05f, headLength, headRadius );
}
}
// Draw the interface
mParams.draw();
}