// Updated the Ball and Paddle
private void UpdateGameObjects(float fTimeSinceLastUpdateInSeconds, Graphics cBackBuffer)
{
// Subtract the Time Passed from the Time to Wait before changing Target Pitches
mfTimeBeforeChangingTargetPitchInSeconds -= fTimeSinceLastUpdateInSeconds;
// Move the Target Pitch by it's Velocity
float fOldUnitTargetPitch = mfCurrentUnitTargetPitch;
mfCurrentUnitTargetPitch += mfTargetPitchChangeVelocity * fTimeSinceLastUpdateInSeconds;
// If the moving Target Pitch passed it's desired Pitch
if (mfTargetPitchChangeVelocity != 0.0f &&
((fOldUnitTargetPitch <= mfUnitTargetPitchToAchieve && mfCurrentUnitTargetPitch >= mfUnitTargetPitchToAchieve) ||
(fOldUnitTargetPitch >= mfUnitTargetPitchToAchieve && mfCurrentUnitTargetPitch <= mfUnitTargetPitchToAchieve)))
{
// Set the Current Target Pitch to the Pitch To Achieve
mfCurrentUnitTargetPitch = mfUnitTargetPitchToAchieve;
// Randomly specify how long we should wait at this Target Pitch for
mfTimeBeforeChangingTargetPitchInSeconds = ((float)mcRandom.NextDouble() * mfMAX_TARGET_PITCH_WAIT_TIME);
// Set the Target Pitch Velocity to zero
mfTargetPitchChangeVelocity = 0.0f;
}
// If the Pitch To Match should change, AND it's not changing already
if (mfTimeBeforeChangingTargetPitchInSeconds <= 0.0f && mfTargetPitchChangeVelocity == 0.0f)
{
// Specify the new Target Pitch to achieve
mfUnitTargetPitchToAchieve = (float)mcRandom.NextDouble();
// Specify the new Target Pitch Velocity
mfTargetPitchChangeVelocity = (float)(mcRandom.Next(1, 10) * 0.1f);
// If the Velocity should be negative
if (mfUnitTargetPitchToAchieve < mfCurrentUnitTargetPitch)
{
mfTargetPitchChangeVelocity *= -1.0f;
}
}
// Update the Pitch Meter to Match
mcPitchMeterToMatch.UpdatePitchIndicatorsPosition(mfCurrentUnitTargetPitch);
// Update the Players Pitch Meter
mcPitchMeter.AutoDetectPitchAndUpdateMeter();
// Get how far away from the Target Pitch the Player is
float fPitchDifference = Math.Abs(mcPitchMeter.mfPitchIndicatorUnitPosition - mfCurrentUnitTargetPitch);
// If the Player is close enough to the Target Pitch
if (fPitchDifference <= mfMAX_UNIT_PITCH_DIFFERENCE_TO_EARN_POINTS)
{
// Give the Player points based on how close they are to the Target Pitch
miScore += (int)(Math.Abs(fPitchDifference - mfMAX_UNIT_PITCH_DIFFERENCE_TO_EARN_POINTS) * 1000);
}
// Subtract the Time passed from the Remaining Game Time
mfGameTimeRemaining -= fTimeSinceLastUpdateInSeconds;
// If the Game should be over
if (mfGameTimeRemaining < 0.0f)
{
// If the Player beat their old High Score
if (miScore > CProfiles.Instance().mcCurrentProfile.iScorePitchMatcher)
{
// Update and save the Players new High Score
CProfiles.Instance().mcCurrentProfile.iScorePitchMatcher = miScore;
CProfiles.Instance().SaveProfilesToFile();
}
// Restart the Game
Reset();
}
}
// Update the Bow And Arrow and the Arrow
private void UpdateGameObjects(float fTimeSinceLastUpdateInSeconds, Graphics cBackBuffer)
{
// If the Player is Aiming
if (meTargetPracticeState == ETargetPracticeGameStates.Aiming)
{
// Use the Players current Pitch as the Bow And Arrow Rotation Amount
mcPitchMeter.AutoDetectPitchAndUpdateMeter();
miBowAndArrowRotation = (int)(mcPitchMeter.mfPitchIndicatorUnitPosition * -45.0f);
// Save the amount of Power being used
mfUnitBowAndArrowPower = ((CSoundInput.Instance().fAmplitude - 90.0f) / 20.0f);
// Make sure the Power is in a valid range of Zero to One
if (mfUnitBowAndArrowPower < 0.0f)
{
mfUnitBowAndArrowPower = 0.0f;
}
else if (mfUnitBowAndArrowPower > 1.0f)
{
mfUnitBowAndArrowPower = 1.0f;
}
}
// Else the Arrow has been fired
else
{
// If the Arrow is not "dead" yet
if (mfResetArrowWaitTime <= 0.0f)
{
// Update the Arrows Velocity by Gravity
mcArrowVelocity += (mcGRAVITY_ACCELERATION * fTimeSinceLastUpdateInSeconds);
// Calculate the Arrows new Position
mrArrow.X += (mcArrowVelocity.X * fTimeSinceLastUpdateInSeconds);
mrArrow.Y += (mcArrowVelocity.Y * fTimeSinceLastUpdateInSeconds);
// Get the Rotation angle of the Arrow so that it faces the direction it is travelling
float fArrowRotationInRadians = 0.0f;
bool bChangeRotation = true;
if (mcArrowVelocity.Y < 0.0f)
{
fArrowRotationInRadians = (float)(Math.PI + Math.Atan(mcArrowVelocity.X / mcArrowVelocity.Y));
}
else if (mcArrowVelocity.Y > 0.0f)
{
fArrowRotationInRadians = (float)(Math.Atan(mcArrowVelocity.X / mcArrowVelocity.Y));
}
// Else the Arrow has no Y Velocity
else
{
if (mcArrowVelocity.X > 0.0f)
{
fArrowRotationInRadians = (float)(Math.PI / 2.0f);
}
else if (mcArrowVelocity.X < 0.0f)
{
fArrowRotationInRadians = (float)((3.0f * Math.PI) / 2.0f);
}
// Else the Arrow has no X Velocity
else
{
// Rotation is undefined, so leave rotationa as is
bChangeRotation = false;
}
}
// If the Rotation should be updated
if (bChangeRotation)
{
// Convert the Radians to Degrees and store the result
miArrowRotation = 90 - (int)(fArrowRotationInRadians * (180.0f / Math.PI));
}
}
// If the Arrow should be reset
if (mrArrow.IntersectsWith(mrTarget) || mrArrow.X > 800 || mrArrow.Y > 485)
{
// If the Arrow just "died"
if (mfResetArrowWaitTime == 0.0f)
{
// If the Arrow hit the Target
if (mrArrow.IntersectsWith(mrTarget))
{
// Record it as a hit
mbArrowHitTarget = true;
// Update the Players Score
miScore++;
// If the Players Score is more than their current High Score
if (miScore > CProfiles.Instance().mcCurrentProfile.iScoreTargetPractice)
{
// Update the Players High Score and Save
CProfiles.Instance().mcCurrentProfile.iScoreTargetPractice = miScore;
CProfiles.Instance().SaveProfilesToFile();
}
// Play the Hit sound
CFMOD.PlaySound(msSoundHit, false);
}
// Else if the Arrow did not hit anything
else if (mrArrow.X > 800 || mrArrow.Y > 485)
{
// Record that it was not a hit
mbArrowHitTarget = false;
// Reset the Players Score
miScore = 0;
// Play the Miss sound
CFMOD.PlaySound(msSoundMiss, false);
}
// Reset the Arrows Velocity to zero
mcArrowVelocity *= 0.0f;
}
// Update how long we have waited for
mfResetArrowWaitTime += fTimeSinceLastUpdateInSeconds;
// If we have waited long enough since the Arrow "died"
if (mfResetArrowWaitTime > 1.0f)
{
// Reset the Arrows Position
MoveArrowToBow();
// If the Arrow hit the Target
if (mbArrowHitTarget)
{
// Create a new Target to hit
MoveTargetToNewRandomLocation();
}
// Reset the Arrow Wait Time
mfResetArrowWaitTime = 0.0f;
// Change the Game State to Aiming
meTargetPracticeState = ETargetPracticeGameStates.Aiming;
}
}
}
}
// Function to Draw the Game in it's current state to the Back Buffer
private void DrawGame(float fTimeSinceLastUpdateInSeconds, Graphics cBackBuffer)
{
// Brush and Pen to draw with
Brush cBrush;
Pen cPen;
// Clear the screen to Black
cBackBuffer.Clear(Color.Black);
// Loop though all Targets in the Target List
int iTargetIndex = 0;
int iNumberOfTargets = mcTargetList.Count;
for (iTargetIndex = 0; iTargetIndex < iNumberOfTargets; iTargetIndex++)
{
// Save a handle to this Target for readability
CTarget cTarget = mcTargetList[iTargetIndex];
// Rectangle used to draw Target to the screen
Rectangle rRect = new Rectangle((int)cTarget.rRect.X, (int)cTarget.rRect.Y, (int)cTarget.rRect.Width, (int)cTarget.rRect.Height);
// If the Target is Facing Left
if (cTarget.bFacingLeft)
{
// Draw this Target to the screen facing Left
cBackBuffer.DrawImage(mcTargetFacingLeftImage, rRect, 0, 0, mcTargetFacingLeftImage.Width, mcTargetFacingLeftImage.Height, GraphicsUnit.Pixel, mcTargetImageAttributes);
}
// Else the Target is Facing Right
else
{
// Draw this Target to the screen facing Right
cBackBuffer.DrawImage(mcTargetFacingRightImage, rRect, 0, 0, mcTargetFacingLeftImage.Width, mcTargetFacingLeftImage.Height, GraphicsUnit.Pixel, mcTargetImageAttributes);
}
}
// Draw the Pitch Meter
mcPitchMeter.AutoDetectPitchAndUpdateMeter();
mcPitchMeter.Draw(cBackBuffer);
// Draw the area in which the Targets can be "hit"
cPen = new Pen(Color.White);
cBackBuffer.DrawRectangle(cPen, miSHOOT_TARGET_AREA_LEFT, miSHOOT_TARGET_AREA_TOP, (miSHOOT_TARGET_AREA_RIGHT - miSHOOT_TARGET_AREA_LEFT), (miSHOOT_TARGET_AREA_BOTTOM - miSHOOT_TARGET_AREA_TOP));
// Display to press Space Bar to Pause the game
cBrush = new SolidBrush(Color.LightBlue);
cBackBuffer.DrawString("Pause - Space Bar", mcFontText, cBrush, 475, 530);
// Display to press R to Restart the game
cBackBuffer.DrawString("Restart - R", mcFontText, cBrush, 150, 530);
// Display the players Score
cBackBuffer.DrawString("Score " + miScore, mcFontText, cBrush, 10, 10);
// Display the instructions
cBackBuffer.DrawString("Try and hit as many ducks as possible", mcFontText, cBrush, 190, 10);
// If the Song is still loading
if (mcWindowsMediaPlayer.status == "Connecting...")
{
cBackBuffer.DrawString("Loading Tune", mcFontChooseMusicTitle, cBrush, 230, 200);
}
// Clean up the Brush and Pen resources
cBrush.Dispose();
cPen.Dispose();
}
// Update this form
private void UpdateForm(object sender, PaintEventArgs e)
{
// Get a handle to this forms Graphics object so we can draw to it
Graphics cGraphics = e.Graphics;
// Get input from PD (audio input from player), without keeping the Pitch within range
CSoundInput.Instance().GetPDInput(false);
// If we should be Detecting the Pitch
if (mbDetectingPitch)
{
// Get the Players current Pitch
int iPitch = (int)CSoundInput.Instance().fPitch;
// Increment the Hits on the Players current Pitch
miaPitchHits[iPitch]++;
// If this is the lowest Pitch heard so far and it's been hit at least 10 times
if ((CSoundInput.Instance().fPitch < CSoundInput.Instance().iLowerPitchRange ||
CSoundInput.Instance().iLowerPitchRange <= 10) && CSoundInput.Instance().fPitch > 1.0f &&
miaPitchHits[iPitch] >= 10)
{
// Record this as the new lowest Pitch
CSoundInput.Instance().iLowerPitchRange = iPitch;
// If the Pitch is too low
if (CSoundInput.Instance().iLowerPitchRange < 0)
{
CSoundInput.Instance().iLowerPitchRange = 0;
}
}
// If this is the highest Pitch heard so far
if ((CSoundInput.Instance().fPitch > CSoundInput.Instance().iUpperPitchRange ||
CSoundInput.Instance().iUpperPitchRange <= 10) && CSoundInput.Instance().fPitch > 1.0f &&
miaPitchHits[iPitch] >= 10)
{
// Record this as the new highest Pitch
CSoundInput.Instance().iUpperPitchRange = iPitch;
// If the High Pitch isn't at least 10 Pitches louder than the low
if ((CSoundInput.Instance().iUpperPitchRange - CSoundInput.Instance().iLowerPitchRange) < 10)
{
// Increase the High Pitch to 10 Pitches louder
CSoundInput.Instance().iUpperPitchRange = CSoundInput.Instance().iLowerPitchRange + 10;
// If the Pitch is too high
if (CSoundInput.Instance().iUpperPitchRange > 130)
{
CSoundInput.Instance().iUpperPitchRange = 130;
}
}
}
}
// Else we are not Detecting the Pitch
else
{
// Draw the Pitch Meter
mcPitchMeter.AutoDetectPitchAndUpdateMeter();
mcPitchMeter.Draw(cGraphics);
}
// Show the Current Pitch
textCurrentPitch.Text = CSoundInput.Instance().fPitch.ToString();
// Show the High and Low Pitch Values
numericHighPitch.Value = CSoundInput.Instance().iUpperPitchRange;
numericLowPitch.Value = CSoundInput.Instance().iLowerPitchRange;
}
// Update the Ball and Paddle
private void UpdateGameObjects(float fTimeSinceLastUpdateInSeconds, Graphics cBackBuffer)
{
// Temp local variables
int iBallXDistanceTravelled = 0; // How far the Ball has moved in the X direction
int iBallYDistanceTravelled = 0; // How far the Ball has moved in the Y direction
Rectangle rBallOldPosition = mrBall; // Rectangle used to test Ball against collisions
Rectangle rBallCollisionRect; // Rectangle used to test Ball against collisions
// Move the Pitch Meter according to any Input Pitch
mcPitchMeter.AutoDetectPitchAndUpdateMeter();
// If some Pitch Input was received
if (CSoundInput.Instance().bInputReceived)
{
// Calculate what Percent of force should be used to move the Paddle
float fPercentToMove = mcPitchMeter.mfPitchIndicatorUnitPosition - 0.5f;
fPercentToMove *= 2.0f;
// Calculate how many pixels to move the Paddle
float fAmountToMove = fPercentToMove * (-miPADDLE_MAX_SPEED_PER_SECOND * fTimeSinceLastUpdateInSeconds);
// Move the Paddle
mrPaddle.Y += (int)fAmountToMove;
}
// Calculate how far the Ball should move
iBallXDistanceTravelled = (int)(mcBallDirection.X * fTimeSinceLastUpdateInSeconds);
iBallYDistanceTravelled = (int)(mcBallDirection.Y * fTimeSinceLastUpdateInSeconds);
// Move the Ball
mrBall.X += iBallXDistanceTravelled;
mrBall.Y += iBallYDistanceTravelled;
// Test for collision between the Ball and the Walls
// Rectangle to use to test collisions against the Ball
rBallCollisionRect = mrBall;
// If the Ball has travelled further than it's width or height in the last frame
if (Math.Abs(iBallXDistanceTravelled) >= mrBall.Width ||
Math.Abs(iBallYDistanceTravelled) >= mrBall.Height)
{
// If the Ball is moving right
if (iBallXDistanceTravelled > 0)
{
// If the Ball is moving down
if (iBallYDistanceTravelled > 0)
{
rBallCollisionRect.Location = rBallOldPosition.Location;
rBallCollisionRect.Width = mrBall.Right - rBallOldPosition.Left;
rBallCollisionRect.Height = mrBall.Bottom - rBallOldPosition.Top;
}
// Else the Ball is moving up
else
{
rBallCollisionRect.X = rBallOldPosition.X;
rBallCollisionRect.Y = mrBall.Top;
rBallCollisionRect.Width = mrBall.Right - rBallOldPosition.Left;
rBallCollisionRect.Height = rBallOldPosition.Bottom - mrBall.Top;
}
}
// Else the Ball is moving left
else
{
// If the Ball is moving down
if (iBallYDistanceTravelled > 0)
{
rBallCollisionRect.X = mrBall.Left;
rBallCollisionRect.Y = rBallOldPosition.Top;
rBallCollisionRect.Width = rBallOldPosition.Right - mrBall.Left;
rBallCollisionRect.Height = mrBall.Bottom - rBallOldPosition.Top;
}
// Else the Ball is moving up
else
{
rBallCollisionRect.Location = mrBall.Location;
rBallCollisionRect.Width = rBallOldPosition.Right - mrBall.Left;
rBallCollisionRect.Height = rBallOldPosition.Bottom - mrBall.Top;
}
}
}
// If the Ball hit the Top Wall
if (rBallCollisionRect.IntersectsWith(mrTopWall))
{
// Reverse it's Y direction
mcBallDirection.Y = -mcBallDirection.Y;
// Place it to be hitting the Wall (not in the Wall)
mrBall.Y = mrTopWall.Bottom;
// Play Sound
CFMOD.PlaySound(msSoundBallBounce, false);
}
// If the Ball hit the Bottom Wall
else if (rBallCollisionRect.IntersectsWith(mrBottomWall))
{
// Reverse it's Y direction
mcBallDirection.Y = -mcBallDirection.Y;
// Place it to be hitting the Wall (not in the Wall)
mrBall.Y = mrBottomWall.Top - mrBall.Height;
// Play Sound
CFMOD.PlaySound(msSoundBallBounce, false);
}
// If the Ball hit the Right wall
if (rBallCollisionRect.IntersectsWith(mrRightWall))
{
// Reverse it's X direction
mcBallDirection.X = -mcBallDirection.X;
// Place it to be hitting the Wall (not in the Wall)
mrBall.X = mrRightWall.Left - mrBall.Width;
// Play Sound
CFMOD.PlaySound(msSoundBallBounce, false);
}
// Test for collision between the Ball and the Paddle
// NOTE: Test for collision between Paddle before left wall incase ball is
// travelling too fast and would pass through both
if (rBallCollisionRect.IntersectsWith(mrPaddle))
{
// Increase the Balls speed slightly
float fSpeed = mcBallDirection.Length();
fSpeed += miBALL_SPEED_INCREMENT;
// Make sure Ball does not go too fast
if (fSpeed > miBALL_MAX_SPEED)
{
fSpeed = miBALL_MAX_SPEED;
}
// Reverse the Balls X direction
mcBallDirection.X = -mcBallDirection.X;
// Add some randomness to the Balls Y direction
float fRandomness = mcRandom.Next(-25, 25);
fRandomness /= 100.0f;
mcBallDirection.Normalize();
mcBallDirection.Y += fRandomness;
// Set the Balls speed
mcBallDirection.Normalize();
mcBallDirection.Scale(fSpeed);
// Place the Ball on the Paddle (not inside it)
mrBall.X = mrPaddle.Right;
// Play Sound
CFMOD.PlaySound(msSoundBallBounce, false);
}
// Else if the Ball hit the Left wall
else if (rBallCollisionRect.IntersectsWith(mrLeftWall))
{
// Player loses a life
miLives--;
// If the Player is dead
if (miLives == 0)
{
// Save the Players Score
int iScore = miScore;
// Restart the Game
Reset();
// Restore the Players Score
miScore = iScore;
// Play Game Over sound
CFMOD.PlaySound(msSoundGameOver, false);
// Check if the Player has beat their High Score
if (CProfiles.Instance().mcCurrentProfile.iScoreSpong < miScore)
{
// Save the Players new High Score
CProfiles.Instance().mcCurrentProfile.iScoreSpong = miScore;
CProfiles.Instance().SaveProfilesToFile();
}
// Exit this function so the Game restarts now
return;
}
// Play sound of losing a Ball
CFMOD.PlaySound(msSoundBallDied, false);
// Reset the Balls position and direction
ResetBall();
// Reset the Next Ball Wait Timer
mfNextBallWaitTime = 0.0f;
// Enter the Wait For Next Ball state
mePongState = EPongGameStates.WaitForNextBall;
}
// Update the Players Score
miScore += (int)(fTimeSinceLastUpdateInSeconds * 1000.0f);
}