Complex Constructor

Summary

Initializes a new Complex object with explicit parameters.

Syntax

Objective-C

C++/CLI

Java

Python

public Complex( 
   double r, 
   double i 
)

LTComplex LTComplexCreate(double r, double i)

public Complex(double r, double i)

public: 
Complex(  
   double r, 
   double i 
)

__init__(self,r,i) # Overloaded constructor

Parameters

r
Real part of a complex number.

i
Imaginary part of a complex number.

Example

Define a complex number.

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Core; 
 
public void ComplexConstructorExample_S2() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); 
 
   // Prepare the command 
   // Set the real and the imaginary part of the complex number. 
   Complex com = Complex.Empty; 
 
   com.R = 12.0; 
   com.I = 5.0; 
 
   Complex com2 = new Complex(com.R, com.I); 
 
   // Get the real and the imaginary part of the complex number. 
   MessageBox.Show("Complex number real part is : " + com2.R); 
   MessageBox.Show("Complex number Imaginary part is : " + com2.I); 
 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
}

 
import static org.junit.Assert.assertTrue; 
import java.io.File; 
import java.io.IOException; 
 
import org.junit.*; 
import org.junit.runner.JUnitCore; 
import org.junit.runner.Result; 
import org.junit.runner.notification.Failure; 
 
import leadtools.imageprocessing.core.*; 
 
 
public void complexConstructorExample_S2() { 
 
   // Prepare the command 
   // Set the real and the imaginary part of the complex number 
   Complex com = Complex.getEmpty(); 
 
   com.setR(12.0); 
   com.setI(5.0); 
 
   Complex com2 = new Complex(com.getR(), com.getI()); 
 
   // Get the real and the imaginary part of the complex number 
   System.out.println("Complex number real part is : " + com2.getR()); 
   System.out.println("Complex number Imaginary part is : " + com2.getI()); 
 
   assertTrue(com2.getI() == 5.0); 
   assertTrue(com2.getR() == 12.0); 
 
}

Requirements

Target Platforms

Reference

Complex Structure

Complex Members

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Help Version 23.0.2024.3.3

Leadtools.ImageProcessing.Core Assembly

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