void MultipleKinectsApp::update()
{
// Update textures
if( mDevice0 )
{
mColorTex0.update( getColorImage(mDevice0) );
mDepthTex0.update( getDepthImage(mDevice0) );
}
if( mDevice1 )
{
mColorTex1.update( getColorImage(mDevice1) );
mDepthTex1.update( getDepthImage(mDevice1) );
}
}
void MilluminApp::setup()
{
listener.setup(5001);
host = "127.0.0.1";
port = 5000;
sender.setup(host, port);
mTex = gl::Texture(200, 100); //create our texture to publish
mSurface = Surface8u(200, 100, false); //create a surface to manipulate
randomizeSurface(&mSurface); //randomize our surface
mTex.update(mSurface); //tell the texture about our changes
archimedes.set(100.f, 0.6f); //set up and calculate our spiral
archimedes.calc();
mRot = 0.f;
mScreenSyphon.setName("Cinder Screen"); // set a name for each item to be published
mTextureSyphon.setName("Cinder Texture");
mClientSyphon.setup();
// in order for this to work, you must run simple server from the testapps directory
// any other syphon item you create would work as well, just change the name
mClientSyphon.setApplicationName("Simple Server");
mClientSyphon.setServerName("");
mClientSyphon.bind();
}
void rayMarcherApp::update()
{
if( mCurrentLine < getWindowHeight() ) {
mMarcher.renderScanline( mCurrentLine, mImageSurface.get() );
mImageTexture.update( *mImageSurface, Area( 0, mCurrentLine, mImageSurface->getWidth(), mCurrentLine + 1 ) );
mCurrentLine++;
}
}
void MilluminApp::update()
{
while (listener.hasWaitingMessages()) {
osc::Message message;
listener.getNextMessage(&message);
console() << "New message received" << std::endl;
console() << "Address: " << message.getAddress() << std::endl;
console() << "Num Arg: " << message.getNumArgs() << std::endl;
for (int i = 0; i < message.getNumArgs(); i++) {
console() << "-- Argument " << i << std::endl;
console() << "---- type: " << message.getArgTypeName(i) << std::endl;
if (message.getArgType(i) == osc::TYPE_INT32){
try {
console() << "------ value: "<< message.getArgAsInt32(i) << std::endl;
}
catch (int value) {
console() << "------ value through exception: "<< value << std::endl;
}
}else if (message.getArgType(i) == osc::TYPE_FLOAT){
try {
console() << "------ value: " << message.getArgAsFloat(i) << std::endl;
}
catch (float val) {
console() << "------ value trough exception: " << val << std::endl;
}
mRot += 1.f;
}else if (message.getArgType(i) == osc::TYPE_STRING){
try {
console() << "------ value: " << message.getArgAsString(i).c_str() << std::endl;
}
catch (std::string str) {
console() << "------ value: " << str << std::endl;
}
}
}
}
osc::Message message;
message.addFloatArg( (cos(getElapsedSeconds()) / 2.0f + .5f)*100.f );
message.setAddress("/millumin/selectedLayer/opacity");
message.setRemoteEndpoint(host, port);
sender.sendMessage(message);
if(getElapsedFrames() % 2 == 0) // for those of us with slower computers
randomizeSurface(&mSurface);
mTex.update(mSurface);
mRot += 0.2f;
}
bool CameraController::copy_frame_to_texture(gl::Texture &tex)
{
#if !defined(KINSKI_ARM)
if(m_impl)
{
auto buf = m_impl->m_gst_util.new_buffer();
if(buf)
{
int width = m_impl->m_gst_util.video_info().width;
int height = m_impl->m_gst_util.video_info().height;
// map the buffer for reading
gst_buffer_map(buf.get(), &m_impl->m_memory_map_info, GST_MAP_READ);
uint8_t *buf_data = m_impl->m_memory_map_info.data;
size_t num_bytes = m_impl->m_memory_map_info.size;
if(m_impl->m_buffer_front.num_bytes() != num_bytes)
{
m_impl->m_buffer_front.set_data(nullptr, num_bytes);
}
uint8_t *ptr = m_impl->m_buffer_front.map();
memcpy(ptr, buf_data, num_bytes);
m_impl->m_buffer_front.unmap();
gst_buffer_unmap(buf.get(), &m_impl->m_memory_map_info);
// bind pbo and schedule texture upload
m_impl->m_buffer_front.bind();
tex.update(nullptr, GL_UNSIGNED_BYTE, GL_RGB, width, height, true);
m_impl->m_buffer_front.unbind();
// ping pong our pbos
std::swap(m_impl->m_buffer_front, m_impl->m_buffer_back);
return true;
}
}
#endif
return false;
}
void ARTestApp::update()
{
ARMarkerInfo *marker_info; // Pointer to array holding the details of detected markers.
int marker_num; // Count of number of markers detected.
int j, k;
// Grab a video frame.
#if defined( USE_AR_VIDEO )
ARUint8 *image;
if ((image = arVideoGetImage()) != NULL) {
#else
if( mCapture->checkNewFrame() ) {
#endif
#if defined( USE_AR_VIDEO )
gARTImage = image; // Save the fetched image.
mTexture->enableAndBind();
#else
const fli::Surface8u &surface( mCapture->getSurface() );
mTexture->update( surface );
gARTImage = const_cast<uint8_t*>( surface.getData() );
#endif
gCallCountMarkerDetect++; // Increment ARToolKit FPS counter.
// Detect the markers in the video frame.
if (arDetectMarker(gARTImage, gARTThreshhold, &marker_info, &marker_num) < 0) {
exit(-1);
}
// check for known patterns
for( int i = 0; i < objectnum; i++ ) {
k = -1;
for( j = 0; j < marker_num; j++ ) {
if( object[i].id == marker_info[j].id) {
/* you've found a pattern */
if( k == -1 ) k = j;
else /* make sure you have the best pattern (highest confidence factor) */
if( marker_info[k].cf < marker_info[j].cf ) k = j;
}
}
if( k == -1 ) {
object[i].visible = 0;
continue;
}
/* calculate the transform for each marker */
if( object[i].visible == 0 ) {
arGetTransMat(&marker_info[k],
object[i].marker_center, object[i].marker_width,
object[i].trans);
}
else {
arGetTransMatCont(&marker_info[k], object[i].trans,
object[i].marker_center, object[i].marker_width,
object[i].trans);
}
object[i].visible = 1;
}
}
if( mLockedMode >= 0 ) {
for( int i = 0; i < objectnum; i++ ) {
object[i].visible = 0;
}
object[mLockedMode].visible = 1;
}
for( int mod = 0; mod < objectnum; ++mod )
mModules[mod]->update( this, object[mod].visible );
}
void ARTestApp::draw()
{
GLdouble p[16];
GLdouble m[16];
// Select correct buffer for this context.
glClearColor( 0, 0, 0, 1 ); // Clear the buffers for new frame.
gl::enableDepthWrite();
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); // Clear the buffers for new frame.
gl::disableDepthRead();
gl::disableDepthWrite();
gl::enableAlphaBlending();
if( object[0].visible || object[1].visible || object[2].visible )
mCurrentAlpha += ( 0.0f - mCurrentAlpha ) * 0.05f;
else
mCurrentAlpha += ( 1.0f - mCurrentAlpha ) * 0.05f;
gl::setMatricesScreenOrtho( getWindowWidth(), getWindowHeight() );
// draw the camera image centered
glColor4f( 1, 1, 1, 1 );//0.2f + mCurrentAlpha * 0.8f );
float width = ( getWindowHeight() * ( mTexture->getWidth() / (float)mTexture->getHeight() ) );
mTexture->draw( ( getWindowWidth() - width ) / 2.0f, 0, width, getWindowHeight() );
glDisable( mTexture->getTarget() );
#if defined( USE_AR_VIDEO )
arVideoCapNext();
gARTImage = NULL; // Image data is no longer valid after calling arVideoCapNext().
#endif
// Projection transformation.
arglCameraFrustumRH( &gARTCparam, VIEW_DISTANCE_MIN, VIEW_DISTANCE_MAX, p );
glMatrixMode( GL_PROJECTION );
glLoadMatrixd( p );
// Calculate the camera position relative to the marker.
// Replace VIEW_SCALEFACTOR with 1.0 to make one drawing unit equal to 1.0 ARToolKit units (usually millimeters).
for( int mod = 0; mod < objectnum; ++mod ) {
if( object[mod].visible ) {
arglCameraViewRH( object[mod].trans, m, VIEW_SCALEFACTOR );
glMatrixMode(GL_MODELVIEW);
glLoadMatrixd( m );
fli::Matrix44d mvd( m );
mModules[mod]->draw( this, mvd * Vec4d( 0, 0, 0, 1 ) );
}
}
}
bool RogersGuiApp::takeScreenshotButtonClick( MouseEvent event ) {
screenshot.update(copyWindowSurface());
screenshotTextureControl->refresh(); // !NEW! Force texture refresh
return false;
}
void motionHistAdvApp::update()
{
if( !mCapture.checkNewFrame() ) {
return; // nothing to do
}
float secs = getElapsedSeconds(); // always make sure that all the methods have the exact same time.
mBoundingRects.clear();
mAngles.clear();
mCaptureSurface = mCapture.getSurface();
mCaptureTex = gl::Texture( mCaptureSurface );
mPrevFrame = mCurrentFrame;
mCurrentFrame = toOcv( Channel( mCaptureSurface ) );
if( mPrevFrame.size().width == 0) {
return;
}
cv::absdiff( mCurrentFrame, mPrevFrame, mInput );
cv::threshold( mInput, mInput, 20, 1, cv::THRESH_BINARY );
cv::updateMotionHistory( mInput, mHistory, secs, MHI_DURATION );
cv::convertScaleAbs( mHistory, mMask, 255./MHI_DURATION, (MHI_DURATION - secs)*255.0/MHI_DURATION );
// find the motion gradient
cv::calcMotionGradient( mHistory, mMask, mOrientation, MAX_TIME_DELTA, MIN_TIME_DELTA, 3 );
//find the motion segment
vector<cv::Rect> tmpRects;
cv::segmentMotion( mHistory, mMotionMask, tmpRects, secs, MIN_TIME_DELTA );
if( tmpRects.size() == 0) {
mAngles.push_back( cv::calcGlobalOrientation( mOrientation, mMask, mHistory, secs, MHI_DURATION ) );
} else {
for( int i=0; i<tmpRects.size(); i++ ){
if( tmpRects[i].area() > 200 ){
cv::Mat mroi( mMask, tmpRects[i] );
cv::Mat oroi( mOrientation, tmpRects[i] );
cv::Mat hroi( mHistory, tmpRects[i] );
double a = cv::calcGlobalOrientation( oroi, mroi, hroi, secs, MAX_TIME_DELTA );
mAngles.push_back(a);
mBoundingRects.push_back(tmpRects[i] );
Rectf r = fromOcv( tmpRects[i] );
Vec2f pos = r.getCenter();
float xp = cos( toRadians( mAngles.back() ) );
float yp = sin( toRadians( mAngles.back() ) );
Vec2f vel = Vec2f( xp, yp );
Area area = Area( r );
area.expand( area.getWidth()/3, area.getHeight()/3 );
Rectf rect = r - pos;
Surface surf = mCaptureSurface.clone( area );
mQuads.push_back( Quad( pos, vel, surf, rect ) );
}
}
}
mHistoryTex.update( Surface( fromOcv( mHistory ) ) );
mMotionMaskTex.update( Surface( fromOcv( mMotionMask ) ) );
mDiffTex.update( Surface( fromOcv( mInput ) ) );
mOrientTex.update( Surface( fromOcv( mOrientation ) ) );
for( vector<Quad>::iterator it = mQuads.begin(); it != mQuads.end(); ){
if( it->isDead() ){
it = mQuads.erase( it );
} else {
it->update();
++it;
}
}
}
bool ButtonsAndTexturesApp::takeScreenshotButtonClick( MouseEvent event ) {
screenshot.update(copyWindowSurface());
return false;
}
