//--------------------------------------------------------------
void testApp::keyPressed(int key){
if ( key == '1' ) { //Select first image to morph
morphImageIndex = 1;
updateMorph( morphValue, morphImageIndex );
}
if ( key == '2' ) { //Select checkerboard image to morph
morphImageIndex = 2;
updateMorph( morphValue, morphImageIndex );
}
}
void MorphGeometry::changed(ConstFieldMaskArg whichField,
UInt32 origin,
BitVector details)
{
Inherited::changed(whichField, origin, details);
//Do not respond to changes that have a Sync origin
if(origin & ChangedOrigin::Sync)
{
return;
}
if(whichField & BaseGeometryFieldMask)
{
if(getBaseGeometry() != NULL)
{
if(getBaseGeometry()->getTypes() != NULL)
{
GeoIntegralPropertyUnrecPtr Prop = dynamic_pointer_cast<GeoIntegralProperty>(getBaseGeometry()->getTypes()->clone());
setTypes(Prop);
}
if(getBaseGeometry()->getLengths() != NULL)
{
GeoIntegralPropertyUnrecPtr Prop = dynamic_pointer_cast<GeoIntegralProperty>(getBaseGeometry()->getLengths()->clone());
setLengths(Prop);
}
if(getBaseGeometry()->getIndices() != NULL)
{
GeoIntegralPropertyUnrecPtr Prop = dynamic_pointer_cast<GeoIntegralProperty>(getBaseGeometry()->getIndices()->clone());
setIndices(Prop);
}
for(UInt16 i(0) ; i<Geometry::LastIndex ; ++i)
{
if(getBaseGeometry()->getProperty(i) != NULL)
{
GeoVectorPropertyUnrecPtr Prop = dynamic_pointer_cast<GeoVectorProperty>(getBaseGeometry()->getProperty(i)->clone());
setProperty(Prop, i);
}
else
{
setProperty(NULL, i);
}
}
setMaterial(getBaseGeometry()->getMaterial());
}
else
{
setTypes(NULL);
setLengths(NULL);
for(UInt16 i(0) ; i<Geometry::LastIndex ; ++i)
{
setProperty(NULL, i);
}
setIndices(NULL);
setMaterial(NULL);
}
}
if((whichField & InternalWeightsFieldMask) ||
(whichField & InternalTargetGeometriesFieldMask) ||
(whichField & BaseGeometryFieldMask) ||
(whichField & MorphPropertiesFieldMask))
{
updateMorph();
}
}
//--------------------------------------------------------------
void testApp::setup()
{
ofImage imageOf1, imageOf2; //Load openFrameworks' images
imageOf1.loadImage("crater1.png");
imageOf2.loadImage("crater2.png");
color1.setFromPixels( imageOf1 ); //Convert to ofxCv images
color2.setFromPixels( imageOf2 );
float decimate = 0.3; //Decimate images to 30%
ofxCvColorImage imageDecimated1;
imageDecimated1.allocate( color1.width * decimate,
color1.height * decimate );
//High-quality resize
imageDecimated1.scaleIntoMe( color1, CV_INTER_AREA );
gray1 = imageDecimated1;
ofxCvColorImage imageDecimated2;
imageDecimated2.allocate( color2.width * decimate,
color2.height * decimate );
//High-quality resize
imageDecimated2.scaleIntoMe( color2, CV_INTER_AREA );
gray2 = imageDecimated2;
Mat img1( gray1.getCvImage() ); //Create OpenCV images
Mat img2( gray2.getCvImage() );
Mat flow; //Image for flow
//Computing optical flow
calcOpticalFlowFarneback( img1, img2, flow, 0.7, 3, 11, 5, 5, 1.1, 0 );
//Split flow into separate images
vector<Mat> flowPlanes;
split( flow, flowPlanes );
//Copy float planes to ofxCv images flowX and flowY
IplImage iplX( flowPlanes[0] );
flowX = &iplX;
IplImage iplY( flowPlanes[1] );
flowY = &iplY;
//--------------------------------------------------------------------------
//ATTENTION: Lines flowX = &iplX; and flowY = &iplY; can raise runtime error,
//caused by small bug in ofxOpenCV.
//So before running the example, fix it, as it described in testApp.h file
//--------------------------------------------------------------------------
w = gray1.width;
h = gray1.height;
//Flow image
planeX = flowX;
planeY = flowY;
//create idX, idy
idX.allocate( w, h );
idY.allocate( w, h );
for (int y=0; y<h; y++) {
for (int x=0; x<w; x++) {
idX.getPixelsAsFloats()[ x + w * y ] = x;
idY.getPixelsAsFloats()[ x + w * y ] = y;
}
}
//Load checkerboard image
ofImage imageTest;
imageTest.loadImage("checkerBoard.png");
colorTest.setFromPixels( imageTest );
//Make morphing at first time
morphValue = 0;
morphImageIndex = 1;
updateMorph( morphValue, morphImageIndex );
}
//--------------------------------------------------------------
void testApp::mouseMoved(int x, int y ){
morphValue = ofMap( x, 0, ofGetWidth(), 0, 1 );
updateMorph( morphValue, morphImageIndex );
}
