Jonathan Badger jbadger3

## vision_request_overview.swift
let requestHandler = VNImageRequestHandler(url: inputImageURL)
let request = VNDetectRectanglesRequest { request, error in
    self.completedVisionRequest(request, error: error)
}

// perform additional request configuration
request.usesCPUOnly = false //allow Vision to utilize the GPU

DispatchQueue.global().async {
    do {

## vision_request_handler_from_camera.swift
let pixelBuffer = sceneView?.session.currentFrame?.capturedImage
let handler = VNImageRequestHandler(cvPixelBuffer: pixelBuffer, orientation: .up)

## vn_request.swift
let request = VNDetectRectanglesRequest { request, error in
    self.completedVisionRequest(request, error: error)
}

## vn_request_completion_example.swift
func completedVisionRequest(_ request: VNRequest?, error: Error?) {
    // Only proceed if a rectangular image was detected.
    guard let rectangles = request?.results as? [VNRectangleObservation] else {
    guard let error = error else { return }
    print("Error: Rectangle detection failed - Vision request returned an error. \(error.localizedDescription)")
    return
    }
    // do stuff with your rectangles
    for rectangle in rectangles {
        print(rectangle.boundingBox)

## vn_rect_detect_params.csv

          
            Name
            Type
            Range
            Default

            
              .maximumObservations
              Int
              [0...]
              1

            
              .minimumAspectRatio
              Float
              [0.0...1.0]
              0.5

            
              .maximumAspectRatio
              Float
              [0.0...1.0]
              0.5

            
              .minimumSize
              Float
              [0.0...1.0]
              0.2

            
              .quadratureTolerance
              Float
              [0.0...45.0]
              30.0

            
              .minimumConfidence
              Float
              [0.0...1.0]
              0.0

## UIKit_keyboard_dismiss.swift
class ViewController: UIViewController {
    @IBOutlet weak var textField: UITextField!

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view.
        let tapGesture = UITapGestureRecognizer(target: self, action: #selector(dismissKeyboard))
        self.view.addGestureRecognizer(tapGesture)
    }

## SwiftUI_keyboard_dismiss_formview_fix1.swift
struct FormViewFix1: View {
    @State var name = ""
    @State var yearsExpereince: Int = 0

    var body: some View {
        NavigationView {
            Form {
                Section(header: Text("Applicant Info"), content: {
                    HStack {
                        Text("Name:")

## SwiftUI_keyboard_dismiss_view_extension.swift
#if canImport(UIKit)
extension View {
    func hideKeyboard() {
        UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
    }
}
#endif

## SwiftUI_keyboard_dismiss_submit_button_example.swift
struct ContentView: View {
    @State private var tipAmount = ""

    var body: some View {
        VStack {
            TextField("Name: ", text: $tipAmount)
                .textFieldStyle(RoundedBorderTextFieldStyle())
                .keyboardType(.decimalPad)

            Button("Submit") {

## SwiftUI_keyboard_dismiss_tap_on_vstack.swift
...
VStack {
    TextView("", $myText)
}
.onTapGesture {
    self.dismissKeyboard()
}
...
	let requestHandler = VNImageRequestHandler(url: inputImageURL)
	let request = VNDetectRectanglesRequest { request, error in
	self.completedVisionRequest(request, error: error)
	}

	// perform additional request configuration
	request.usesCPUOnly = false //allow Vision to utilize the GPU

	DispatchQueue.global().async {
	do {
	let pixelBuffer = sceneView?.session.currentFrame?.capturedImage
	let handler = VNImageRequestHandler(cvPixelBuffer: pixelBuffer, orientation: .up)
	func completedVisionRequest(_ request: VNRequest?, error: Error?) {
	// Only proceed if a rectangular image was detected.
	guard let rectangles = request?.results as? [VNRectangleObservation] else {
	guard let error = error else { return }
	print("Error: Rectangle detection failed - Vision request returned an error. \(error.localizedDescription)")
	return
	}
	// do stuff with your rectangles
	for rectangle in rectangles {
	print(rectangle.boundingBox)
Name	Type	Range	Default
.maximumObservations	Int	[0...]	1
.minimumAspectRatio	Float	[0.0...1.0]	0.5
.maximumAspectRatio	Float	[0.0...1.0]	0.5
.minimumSize	Float	[0.0...1.0]	0.2
.quadratureTolerance	Float	[0.0...45.0]	30.0
.minimumConfidence	Float	[0.0...1.0]	0.0
	class ViewController: UIViewController {
	@IBOutlet weak var textField: UITextField!

	override func viewDidLoad() {
	super.viewDidLoad()
	// Do any additional setup after loading the view.
	let tapGesture = UITapGestureRecognizer(target: self, action: #selector(dismissKeyboard))
	self.view.addGestureRecognizer(tapGesture)
	}
	struct FormViewFix1: View {
	@State var name = ""
	@State var yearsExpereince: Int = 0

	var body: some View {
	NavigationView {
	Form {
	Section(header: Text("Applicant Info"), content: {
	HStack {
	Text("Name:")
	#if canImport(UIKit)
	extension View {
	func hideKeyboard() {
	UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
	}
	}
	#endif
	struct ContentView: View {
	@State private var tipAmount = ""

	var body: some View {
	VStack {
	TextField("Name: ", text: $tipAmount)
	.textFieldStyle(RoundedBorderTextFieldStyle())
	.keyboardType(.decimalPad)

	Button("Submit") {
	...
	VStack {
	TextView("", $myText)
	}
	.onTapGesture {
	self.dismissKeyboard()
	}
	...