// Update renderer and check for Qt events
void Update()
{
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
camera.Update();
fluid.Update();
CopyToFile();
// glEnable(GL_DEPTH_TEST);
// GLuint shaderProgramID = shaderManager.UseShader(SmokeShader);
// raycaster.Raycast(shaderProgramID, camera, fluid.hostDensities, fluid.hostTemperatures);
//
// glutSwapBuffers();
}
void main()
{
int ch=0,ans=0;
int val=0;
char str[15];
struct node *new1,*new2;
clrscr();
/* initialization of list with the existing records */
fp=fopen("phone.txt","r");
if(fp==NULL)
{
printf("File cant be opened !");
getch();
exit(1);
}
while(!feof(fp))
{
new1=getrecord();
if(insert(new1)==-1)
printf("Cant insert record ! Error...");
else
printf("Record entered...");
}
getch();
fclose(fp);
do
{
clrscr();
printf("Menu");
printf("1. Add a New phone record.");
printf("2. Delete an existing Record.");
printf("3. show all Records.");
printf("4. Modify a particular Record.");
printf("5. Exit.");
printf("Enter your choice--->");
scanf("%d",&ch);
switch(ch)
{
case 1:
new1 = getnode();
val = insert(new1);
if(val==-1)
printf("Employee id already exists ! try again...");
else
printf("Employee details successfully stored");
break;
case 2:
printf("Enter the phone no.you wish to delete--->");
scanf("%d",&val);
ans=delnode(val);
if(ans==-1)
printf("Record doesnt exist ! Try again...");
if(ans==0)
printf("Record deleted !");
break;
case 3:
display();
break;
case 4:
printf("Search by phone no. or Name ? (1/2)--->");
scanf("%d",&ch);
if(ch==1)
{
printf("Enter the phone no. you wish to search for--->");
scanf("%d",&val);
new2=query(val,&str,1);
}
else
{
printf("Enter the name of the person you wish to search for--->");
scanf("%s",&str);
new2=query(val,&str,0);
}
if(new2)
{
printf("Enter the New name of the person--->");
scanf("%s",&new2->name);
printf("Enter new phone no. of the person--->");
scanf("%d",&new2->num);
printf("Record modified successfully !");
}
break;
case 5:
printf("Leaving Database,writing back to file...");
CopyToFile();
getch();
free(list);
exit(1);
break;
}
getch();
}
while(1);
}
