Ankita Belwal

Ankita Belwal/CG

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+

Ankita Belwal/question 1.c

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+#include <stdio.h>
+#include<math.h>
+#include <graphics.h>
+
+int main(){
+    int gd=DETECT, gm;
+    initgraph(&gd, &gm, "");
+
+    int gd=DETECT, gm;
+    initgraph(&gd, &gm, "");
+
+    int x,y,x1,y1;
+    x=30, y=30, x1=100, y1=100;
+
+    outtext("  Before translation");
+    line(x,y,x1,y1);
+
+    int i = 200;
+    x += i,
+    y += i,
+    x1 += i,
+    y1 += i;
+    delay(1000);
+    cleardevice();
+
+    outtext("  After translation");
+    line(x,y,x1,y1);
+
+    getch();
+    closegraph();
+    return 0;
+}

Ankita Belwal/question 3.C

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+#include<graphics.h>
+#include<math.h>
+void main(){
+	float x,y,x1,x2,y1,y2,dx,dy,steps;
+	int i,gd=DETECT,gm;
+	printf("Enter value of x1,y1,x2,y2= ");
+	scanf("%f%f%f%f",&x1,&y1,&x2,&y2);
+	initgraph(&gd,&gm,"C:\\TURBOC3\\BGI");
+	setbkcolor(WHITE);
+	dx=abs(x2-x1);
+	dy=abs(y2-y1);
+	if(dx>=dy){
+		steps=dx;
+	}else{
+		steps=dy;
+	}
+	dx=dx/steps;
+	dy=dy/steps;
+	x=x1;
+	y=y1;
+	i=1;
+	while(i<=steps){
+		putpixel(x,y,5);
+		x=x+dx;
+		y=y+dy;
+		i=i+1;
+	}
+	closegraph();
+}