void drawFloor() {
sf::RectangleShape shape;
shape.setFillColor(sf::Color::Green);
float drawX = 0, drawY = floorHeight;
absToRel(drawX, drawY);
shape.setPosition(0, drawY);
shape.setSize(sf::Vector2f(RES_X, RES_Y-floorHeight));
window->draw(shape);
}
/*!
* Initialize phi
*/
void ActiveContourSeed::initializePhi(int protobuf_idx, Protobuf *proto) {
// set resolution
phi_->setResolution(p_->res_x, p_->res_y, p_->res_z);
// initialize image
phi_->resize(_dimx_Rel, _dimy_Rel, _dimz_Rel);
// get cell centers, previous sparse segmentation from protobuf file
Array1D<int> xAbs(cb), yAbs(cb), zAbs(cb);
proto->getSparseSegmentationCoordinates("full", protobuf_idx, &xAbs, &yAbs,
&zAbs);
// if previous sparse segmentation is empty, then initialize phi from single point
if (xAbs.size() == 0) {
for (int x = 0; x < _dimx_Rel; x++) {
for (int y = 0; y < _dimy_Rel; y++) {
for (int z = 0; z < _dimz_Rel; z++) {
float xRadial = (float) (x - _hszX);
float yRadial = (float) (y - _hszY);
float zRadial = (float) (z - _hszZ);
(*phi_)(x, y, z) = sqrtf(
xRadial * xRadial + yRadial * yRadial + zRadial
* zRadial) - p_->r;
}
}
}
// otherwise, initialize phi using distance transform on previous segmentation
} else {
// get previous binary segmentation, store in phi
for (int p = 0; p < xAbs.size(); p++) {
int xRel, yRel, zRel;
absToRel(xRel, yRel, zRel, xAbs(p), yAbs(p), zAbs(p));
(*phi_)(xRel, yRel, zRel) = 1;
}
// get perimeter segmentation and store in phi. Store original segmentation in temp
Image3D<float> temp(*phi_);
perim(phi_, 1);
// calculate distance transform
bwdist(phi_);
// Make distances negative inside the segmentation
for (int x = 0; x < _dimx_Rel; x++) {
for (int y = 0; y < _dimy_Rel; y++) {
for (int z = 0; z < _dimz_Rel; z++) {
if (temp(x, y, z) > float(BWTHRESH)) {
(*phi_)(x, y, z) = -(*phi_)(x, y, z);
}
}
}
}
}
updateFullSeg(phi_);
}
void draw() {
if (!isActive) return;
sf::CircleShape shape;
shape.setFillColor(sf::Color::Yellow);
shape.setRadius(radius);
shape.setOrigin(radius, radius);
float drawX = x, drawY = y;
absToRel(drawX, drawY);
shape.setPosition(drawX, drawY);
window->draw(shape);
}
void draw() {
if (!isActive) return;
sf::RectangleShape shape;
shape.setFillColor(sf::Color::Blue);
shape.setSize(sf::Vector2f(width, height));
shape.setOrigin(width/2, height/2);
float drawX = x, drawY = y;
absToRel(drawX, drawY);
shape.setPosition(drawX, drawY);
window->draw(shape);
}
void draw() {
if (!isActive) return;
float radius = 1 + 60*animframe/duration;
sf::CircleShape shape;
shape.setFillColor(sf::Color::Transparent);
shape.setRadius(radius);
shape.setOutlineThickness(3);
shape.setOutlineColor(sf::Color::Cyan);
shape.setOrigin(radius, radius);
float drawX = x, drawY = y;
absToRel(drawX, drawY);
shape.setPosition(drawX, drawY);
window->draw(shape);
}
