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#include <iostream>
#include <math.h>
using namespace std;
void displayMenu(void);
double engineerOne(double pointxI, double pointxII, double pointyI, double pointyII);
double engineerTwo(double pointxI, double pointxII, double pointyI, double pointyII);
double engineerThree(double verticalAngleD, double velocityMile);
void engineerFour(double pointxI, double pointyI, double pointDistance, double angleDegree, double destinationX, double destinationY);
void getPoints(double& pointx, double& pointy);
void custServiceOne(double& pointxI, double& pointxII, double& pointyI, double& pointyII);
void custServiceTwo(double& pointxI, double& pointyI);
void custServiceThree(double& verticalAngleD, double& velocityMile);
void custServiceFour(double& pointxI, double& pointyI, double& pointDistance, double& angleDegree);
int main()
{
char again;
int programChoice;
double pointxI, pointxII, pointyI, pointyII, verticalAngleD, velocityMile,
pointDistance, angleDegree, TwopointDistance,
degreeAngle, distanceFeet,
destinationX, destinationY;
cout << endl << "Compute Different Awesome Equations" << endl << endl;
do
{
do
{
displayMenu();
cout << "Please enter your selection: ";
cin >> programChoice;
if (programChoice > 5 || programChoice <= 0)
{
cout << endl << "Please enter a number from 1 to 5";
cout << endl << endl;
}
}
while (programChoice > 5 || programChoice <= 0);
if (programChoice == 1)
{
custServiceOne(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 2)
{
custServiceTwo(pointxI, pointyI);
}
else if (programChoice == 3)
{
custServiceThree(verticalAngleD, velocityMile);
}
else if (programChoice == 4)
{
custServiceFour(pointxI, pointyI, pointDistance, angleDegree);
}
if (programChoice == 1)
{
TwopointDistance = engineerOne(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 2)
{
degreeAngle = engineerTwo(pointxI, pointxII, pointyI, pointyII);
}
else if (programChoice == 3)
{
distanceFeet = engineerThree(verticalAngleD, velocityMile);
}
else if (programChoice == 4)
{
engineerFour(pointxI, pointyI, pointDistance, angleDegree, destinationX, destinationY);
engineerFour(pointxI, pointyI, pointDistance, angleDegree, destinationX, destinationY);
//I need to have engineer four calculate these two destinations here
}
if (programChoice == 1)
{
cout << "The distance between your two points is: "
<< TwopointDistance << endl;
}
else if (programChoice == 2)
{
cout << "The horizontal angle from the first point to the"
" second point is: " << degreeAngle << endl;
}
else if (programChoice == 3)
{
cout << "The horizontal distance (in feet) the object"
" traveled is: " << distanceFeet << endl;
}
else
{
cout << "The destination point is ("
<< destinationX << "," << destinationY << ")" << endl;
// I need to display them here like (x,y) just unsure how
}
cout << endl << "Would you like to do another calculation (y/n)? ";
cin >> again;
}
while (again == 'y');
return 0;
}
void displayMenu(void)
{
cout << endl;
cout << "Choose from the following options: " << endl;
cout << "(1) Compute the distance between two points" << endl;
cout << "(2) Compute the horizontal angle of two points" << endl;
cout << "(3) Compute the (horizontal distance (in feet)" <<
" that an object travels" << endl;
cout << "(4) Compute the destination point" << endl;
cout << "(5) Exit the program" << endl;
}
double engineerOne(double pointxI, double pointxII, double pointyI, double pointyII)
{
double TwopointDistance;
TwopointDistance = sqrt(pow(pointxII - pointxI, 2) +
pow(pointyII - pointyI, 2));
return (TwopointDistance);
}
double engineerTwo(double pointxI, double pointxII, double pointyI, double pointyII)
{
const double PI = 3.14159;
double distanceX, distanceY, radianAngle, degreeAngle;
distanceX = pointxII - pointxI;
distanceY = pointyII - pointyI;
if (distanceX > 0)
{
radianAngle = atan(distanceY / distanceX);
}
else if (distanceX < 0)
{
radianAngle = atan(distanceY / distanceX) + PI;
}
else if (distanceX == 0 && distanceY >= 0)
{
radianAngle = PI/2;
}
else
{
radianAngle = -PI/2;
}
degreeAngle = radianAngle * (PI / 180);
return degreeAngle;
}
double engineerThree(double verticalAngleD, double velocityMile)
{
const double PI = 3.14159, FeetperMile = 5280, SecperHour = 3600, gravity = 32.172;
double velocityFeet, verticalAngleR, distanceFeet;
verticalAngleR = verticalAngleD * (PI / 180);
velocityFeet = velocityMile * (FeetperMile / SecperHour);
distanceFeet = pow(velocityFeet, 2) *
sin(2 * verticalAngleR) / gravity;
return distanceFeet;
}
//engineer four is the one I am having trouble with
void engineerFour(double pointxI, double pointyI, double pointDistance, double angleDegree, double destinationX, double destinationY)
{
const double PI = 3.14159;
double angleRadian, distanceX, distanceY;
angleRadian = angleDegree * (PI / 180);
distanceX = pointDistance * cos(angleRadian);
distanceY = pointDistance * sin(angleRadian);
destinationX = pointxI + distanceX;
destinationY = pointyI + distanceY;
//I get two destinations one for x and one for y
}
void getPoints(double& pointx, double& pointy)
{
cout << endl << "Please enter your x point: ";
cin >> pointx;
cout << endl << "Please enter your y point: ";
cin >> pointy;
}
void custServiceOne(double& pointxI, double& pointxII, double& pointyI, double& pointyII)
{
cout << endl << "Please enter your first set of points: "
<< endl;
getPoints(pointxI, pointyI);
cout << endl << "Please enter your second set of points: "
<< endl;
getPoints(pointxII, pointyII);
}
void custServiceTwo(double& pointxI, double& pointyI)
{
cout << endl << "Please enter your set of points: "
<< endl;
getPoints(pointxI, pointyI);
}
void custServiceThree(double& verticalAngleD, double& velocityMile)
{
do
{
cout << endl << "Please enter your elevation angle: ";
cin >> verticalAngleD;
if (verticalAngleD <= 0 || verticalAngleD >= 90)
{
cout << endl << "Please input an angle between 0 - 90 degrees";
cout << endl << endl;
}
}
while (verticalAngleD <= 0 || verticalAngleD >= 90);
do
{
cout << endl << "Please enter the velocity: ";
cin >> velocityMile;
if (velocityMile <= 0)
{
cout << endl << "Please enter a positive velocity";
cout << endl << endl;
}
}
while (velocityMile <= 0);
}
void custServiceFour(double& pointxI, double& pointyI, double& pointDistance, double& angleDegree)
{
cout << endl << "Please enter your set of points: " << endl;
getPoints(pointxI, pointyI);
do
{
cout << endl << "Please enter your distance: ";
cin >> pointDistance;
if (pointDistance <= 0)
{
cout << endl << "Please enter a positive distance";
cout << endl << endl;
}
}
while (pointDistance <= 0);
do
{
cout << endl << "Please enter your horizontal angle: ";
cin >> angleDegree;
if (angleDegree < 0 || angleDegree > 360)
{
cout << endl << "Please enter an angle between 0 - 360 degrees";
cout << endl << endl;
}
}
while (angleDegree < 0 || angleDegree > 360);
}
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