Notes of BIM – Page 20

CIS || Algorithm & Flowchart

April 18, 2019BIM Notes

S

Math || Solution-2017

April 14, 2019BIM Notes

Solution-2019

Computer Graphics | Preboard Solution 2019

April 10, 2019BIM Notes

Group B Morgan Short Question Write a Program to draw a circle with radius 200 and center (500,700) using midpoint circle algorithm.

import java.applet.Applet;
import java.awt.Color;
 import java.awt.Graphics;
public class CircleDemo extends Applet{ public void paint(Graphics g){
 int r =200;
int d = 1-r;
 int xc = 500, yc = 700;
 int x = 0; int y = r;
do{ g.setColor(Color.red); //drawing an initial point
 g.drawOval(x+500, y+700, 2, 2);
 g.drawOval(y+500, x+700, 2, 2);
 g.drawOval(x+500, -y+700, 2, 2);
 g.drawOval(y+500, -x+700, 2, 2);
 g.drawOval(-y+500,-x+700, 2, 2);
g.drawOval(-x+500, -y+700, 2, 2);
 g.drawOval(-x+500, y+700, 2, 2);
g.drawOval(-y+500, x+700, 2, 2);
 if(d<0){
x=x+1;
d = d + 2*x+3;
}
 else{
x=x+1;
 y = y-1;
d = d+2*(x-y)+5;
}while(x<Y);
}
}

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

import java.applet.Applet;

import java.awt.Color;

import java.awt.Graphics;

public class CircleDemo extends Applet{ public void paint(Graphics g){

int r =200;

int d = 1-r;

int xc = 500, yc = 700;

int x = 0; int y = r;

do{ g.setColor(Color.red); //drawing an initial point

g.drawOval(x+500, y+700, 2, 2);

g.drawOval(y+500, x+700, 2, 2);

g.drawOval(x+500, -y+700, 2, 2);

g.drawOval(y+500, -x+700, 2, 2);

g.drawOval(-y+500,-x+700, 2, 2);

g.drawOval(-x+500, -y+700, 2, 2);

g.drawOval(-x+500, y+700, 2, 2);

g.drawOval(-y+500, x+700, 2, 2);

if(d<0){

x=x+1;

d = d + 2*x+3;

}

else{

x=x+1;

y = y-1;

d = d+2*(x-y)+5;

}while(x<Y);

}

Comprehensive Questions Define intensity attenuation and ambient light. Explain the procedure of Phong shading method for polygon rendering with its algorithm. Intensity attenuation means that a surface close to the light […]