void ImageApp::setup()
{
gl::enable( GL_TEXTURE_2D );
mDevice = Device::create();
mDevice->getController()->setPolicyFlags( Leap::Controller::POLICY_IMAGES );
mDevice->connectEventHandler( [ & ]( Leap::Frame frame )
{
mFrame = frame;
} );
mFrameRate = 0.0f;
mFullScreen = false;
mParams = params::InterfaceGl::create( "Params", Vec2i( 200, 105 ) );
mParams->addParam( "Frame rate", &mFrameRate, "", true );
mParams->addParam( "Full screen", &mFullScreen ).key( "f" );
mParams->addButton( "Screen shot", [ & ]() { screenShot(); }, "key=space" );
mParams->addButton( "Quit", [ & ]() { quit(); }, "key=q" );
}
// Set up
void TracerApp::setup()
{
// Set up camera
mCamera = CameraPersp( getWindowWidth(), getWindowHeight(), 60.0f, 0.01f, 1000.0f );
mCamera.lookAt( Vec3f( 0.0f, 93.75f, 250.0f ), Vec3f( 0.0f, 250.0f, 0.0f ) );
// Start device
mDevice = Device::create();
mDevice->connectEventHandler( &TracerApp::onFrame, this );
// Load shaders
try {
mShader[ 0 ] = gl::GlslProg( loadResource( RES_GLSL_PASS_THROUGH_VERT ), loadResource( RES_GLSL_BLUR_X_FRAG ) );
} catch ( gl::GlslProgCompileExc ex ) {
console() << "Unable to compile blur X shader: \n" << string( ex.what() ) << "\n";
quit();
}
try {
mShader[ 1 ] = gl::GlslProg( loadResource( RES_GLSL_PASS_THROUGH_VERT ), loadResource( RES_GLSL_BLUR_Y_FRAG ) );
} catch ( gl::GlslProgCompileExc ex ) {
console() << "Unable to compile blur Y shader: \n" << string( ex.what() ) << "\n";
quit();
}
// Params
mFrameRate = 0.0f;
mParams = params::InterfaceGl( "Params", Vec2i( 200, 105 ) );
mParams.addParam( "Frame rate", &mFrameRate, "", true );
mParams.addButton( "Screen shot", bind( &TracerApp::screenShot, this ), "key=space" );
mParams.addButton( "Quit", bind( &TracerApp::quit, this ), "key=q" );
// Enable polygon smoothing
gl::enable( GL_POLYGON_SMOOTH );
glHint( GL_POLYGON_SMOOTH_HINT, GL_NICEST );
// Set up FBOs
gl::Fbo::Format format;
#if defined( CINDER_MSW )
format.setColorInternalFormat( GL_RGBA32F );
#else
format.setColorInternalFormat( GL_RGBA32F_ARB );
#endif
format.setMinFilter( GL_LINEAR );
format.setMagFilter( GL_LINEAR );
format.setWrap( GL_CLAMP, GL_CLAMP );
for ( size_t i = 0; i < 3; ++i ) {
mFbo[ i ] = gl::Fbo( getWindowWidth(), getWindowHeight(), format );
mFbo[ i ].bindFramebuffer();
gl::setViewport( mFbo[ i ].getBounds() );
gl::clear();
mFbo[ i ].unbindFramebuffer();
}
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
}
// Maps Leap vector to the screen in pixels
Vec2f UiApp::warpVector( const Leap::Vector& v )
{
Vec3f result = Vec3f::zero();
if ( mDevice ) {
const Leap::Screen& screen = mDevice->getController()->locatedScreens().closestScreen( v );
result = LeapMotion::toVec3f( screen.project( v, true ) );
}
result *= Vec3f( getWindowSize(), 0.0f );
result.y = (float)getWindowHeight() - result.y;
return result.xy();
}
// Maps pointable's ray to the screen in pixels
Vec2f UiApp::warpPointable( const Leap::Pointable& p )
{
Vec3f result = Vec3f::zero();
if ( mDevice ) {
const Leap::Screen& screen = mDevice->getController()->locatedScreens().closestScreenHit( p );
result = LeapMotion::toVec3f( screen.intersect( p, true, 1.0f ) );
}
result *= Vec3f( Vec2f( getWindowSize() ), 0.0f );
result.y = (float)getWindowHeight() - result.y;
return result.xy();
}
vec2 GestureApp::warpVector( const Leap::Vector& v )
{
vec3 result( 0.0f );
if ( mDevice ) {
const Leap::Screen& screen = mDevice->getController()->locatedScreens().closestScreen( v );
result = LeapMotion::toVec3( screen.project( v, true ) );
}
result *= vec3( getWindowSize(), 0.0f );
result.y = (float)getWindowHeight() - result.y;
return vec2( result.x, result.y );
}
vec2 GestureApp::warpPointable( const Leap::Pointable& p )
{
vec3 result( 0.0f );
if ( mDevice ) {
const Leap::Screen& screen = mDevice->getController()->locatedScreens().closestScreenHit( p );
result = LeapMotion::toVec3( screen.intersect( p, true, 1.0f ) );
}
result *= vec3( vec2( getWindowSize() ), 0.0f );
result.y = (float)getWindowHeight() - result.y;
return vec2( result.x, result.y );
}
void CinderProjectApp::setup()
{
// Set up OpenGL
gl::enableAlphaBlending();
gl::enableDepthRead();
gl::enableDepthWrite();
// Set up camera
mCamera = CameraPersp( getWindowWidth(), getWindowHeight(), 60.0f, 0.01f, 1000.0f );
mCamera.lookAt( Vec3f( 0.0f, 125.0f, 500.0f ), Vec3f( 0.0f, 250.0f, 0.0f ) );
// Start device
mLeap = LeapMotion::Device::create();
mLeap->connectEventHandler( &CinderProjectApp::onFrame, this );
}
void LeapApp::setup()
{
gl::enable( GL_LINE_SMOOTH );
glHint( GL_LINE_SMOOTH_HINT, GL_NICEST );
gl::enable( GL_POLYGON_SMOOTH );
glHint( GL_POLYGON_SMOOTH_HINT, GL_NICEST );
mCamera = CameraPersp( getWindowWidth(), getWindowHeight(), 60.0f, 1.0f, 1000.0f );
mCamera.lookAt( Vec3f( 0.0f, 250.0f, 500.0f ), Vec3f( 0.0f, 250.0f, 0.0f ) );
mDevice = Device::create();
mDevice->connectEventHandler( &LeapApp::onFrame, this );
mFrameRate = 0.0f;
mFullScreen = false;
mParams = params::InterfaceGl::create( "Params", Vec2i( 200, 105 ) );
mParams->addParam( "Frame rate", &mFrameRate, "", true );
mParams->addParam( "Full screen", &mFullScreen ).key( "f" );
mParams->addButton( "Screen shot", bind( &LeapApp::screenShot, this ), "key=space" );
mParams->addButton( "Quit", bind( &LeapApp::quit, this ), "key=q" );
}
// Set up
void UiApp::setup()
{
glShadeModel( GL_FLAT );
// Start device
mDevice = Device::create();
mDevice->connectEventHandler( &UiApp::onFrame, this );
// Load cursor textures
for ( size_t i = 0; i < 3; ++i ) {
switch ( (CursorType)i ) {
case CursorType::GRAB:
mTexture[ i ] = gl::Texture( loadImage( loadResource( RES_TEX_GRAB ) ) );
break;
case CursorType::HAND:
mTexture[ i ] = gl::Texture( loadImage( loadResource( RES_TEX_HAND ) ) );
break;
case CursorType::TOUCH:
mTexture[ i ] = gl::Texture( loadImage( loadResource( RES_TEX_TOUCH ) ) );
break;
case NONE:
break;
}
mTexture[ i ].setMagFilter( GL_NEAREST );
mTexture[ i ].setMinFilter( GL_NEAREST );
}
// Initialize cursor
mCursorType = CursorType::NONE;
mCursorPosition = Vec2f::zero();
mCursorPositionTarget = Vec2f::zero();
mFingerTipPosition = Vec2i::zero();
// Load UI textures
mButton[ 0 ] = gl::Texture( loadImage( loadResource( RES_TEX_BUTTON_OFF ) ) );
mButton[ 1 ] = gl::Texture( loadImage( loadResource( RES_TEX_BUTTON_ON ) ) );
mSlider = gl::Texture( loadImage( loadResource( RES_TEX_SLIDER ) ) );
mTrack = gl::Texture( loadImage( loadResource( RES_TEX_TRACK ) ) );
// Disable anti-aliasing
mButton[ 0 ].setMagFilter( GL_NEAREST );
mButton[ 0 ].setMinFilter( GL_NEAREST );
mButton[ 1 ].setMagFilter( GL_NEAREST );
mButton[ 1 ].setMinFilter( GL_NEAREST );
mSlider.setMagFilter( GL_NEAREST );
mSlider.setMinFilter( GL_NEAREST );
mTrack.setMagFilter( GL_NEAREST );
mTrack.setMinFilter( GL_NEAREST );
// Params
mFrameRate = 0.0f;
mFullScreen = false;
mParams = params::InterfaceGl( "Params", Vec2i( 200, 105 ) );
mParams.addParam( "Frame rate", &mFrameRate, "", true );
mParams.addParam( "Full screen", &mFullScreen, "key=f" );
mParams.addButton( "Screen shot", bind( &UiApp::screenShot, this ), "key=space" );
mParams.addButton( "Quit", bind( &UiApp::quit, this ), "key=q" );
// Run resize to initialize layout
resize();
}