/// <summary>
/// Test render level background with landscape objects.
/// </summary>
public static void TestRenderLevelBackground()
{
Mission dummyMission = null;
TestGame.Start("TestRenderLevelBackground",
delegate
{
dummyMission = new Mission();
},
delegate
{
dummyMission.RenderLevelBackground(
BaseGame.TotalTimeMs / 33.0f);
});
}
/// <summary>
/// Render unit, returns false if we are done with it.
/// Has to be removed then. Else it updates just position and AI.
/// </summary>
/// <returns>True if done, false otherwise</returns>
public bool Render(Mission mission)
{
#region Skip if out of visible range
float distance = Mission.LookAtPosition.Y - position.Y;
const float MaxUnitDistance = 60;
// Remove unit if it is out of visible range!
if (distance > MaxUnitDistance)
return true;
#endregion
#region Render
float itemSize = Mission.ItemModelSize;
float itemRotation = 0;
Vector3 itemPos = new Vector3(position, Mission.AllShipsZHeight);
mission.AddModelToRender(
mission.itemModels[(int)itemType],
Matrix.CreateScale(itemSize) *
Matrix.CreateRotationZ(itemRotation) *
Matrix.CreateTranslation(itemPos));
// Add glow effect
EffectManager.AddEffect(itemPos + new Vector3(0, 0, 1.01f),
EffectManager.EffectType.LightInstant,
7.5f, 0, 0);
EffectManager.AddEffect(itemPos + new Vector3(0, 0, 1.02f),
EffectManager.EffectType.LightInstant,
5.0f, 0, 0);
#endregion
#region Collect
// Collect item and give to player if colliding!
Vector2 distVec =
new Vector2(Player.shipPos.X, Player.shipPos.Y) -
new Vector2(position.X, position.Y);
if (distVec.Length() < 5.0f)
{
if (itemType == ItemTypes.Health)
{
// Refresh health
Sound.Play(Sound.Sounds.Health);
Player.health = 1.0f;
} // if
else
{
Sound.Play(Sound.Sounds.NewWeapon);
if (itemType == ItemTypes.Mg)
Player.currentWeapon = Player.WeaponTypes.MG;
else if (itemType == ItemTypes.Plasma)
Player.currentWeapon = Player.WeaponTypes.Plasma;
else if (itemType == ItemTypes.Gattling)
Player.currentWeapon = Player.WeaponTypes.Gattling;
else if (itemType == ItemTypes.Rockets)
Player.currentWeapon = Player.WeaponTypes.Rockets;
else if (itemType == ItemTypes.Emp &&
Player.empBombs < 5)
Player.empBombs++;
} // else
Player.score += 500;
return true;
} // else
#endregion
// Don't remove unit from items list
return false;
}
/// <summary>
/// Test hud
/// </summary>
public static void TestHud()
{
Mission dummyMission = null;
TestGame.Start("TestHud",
delegate
{
dummyMission = new Mission();
dummyMission.hudTopTexture = new Texture("HudTop");
dummyMission.hudBottomTexture = new Texture("HudBottom");
},
delegate
{
dummyMission.RenderLevelBackground(
BaseGame.TotalTimeMs / 33.0f);
dummyMission.RenderHud();
});
}
/// <summary>
/// Test unit AI movement
/// </summary>
public static void TestUnitAI()
{
Unit testUnit = null;
Mission dummyMission = null;
TestGame.Start("TestUnitAI",
delegate
{
dummyMission = new Mission();
testUnit = new Unit(UnitTypes.Corvette, Vector2.Zero,
MovementPattern.StraightDown);
// Call dummyMission.RenderLandscape once to initialize everything
dummyMission.RenderLevelBackground(0);
// Remove the all enemy units (the start enemies)+ all neutral objects
dummyMission.numOfModelsToRender = 2;
},
delegate
{
BaseGame.Device.Clear(
ClearOptions.DepthBuffer | ClearOptions.Target,
Color.Black, 1.0f, 0);
TextureFont.WriteText(2, 30,
"Press 1-0 to test all available movement patterns");
TextureFont.WriteText(2, 60,
"Press C, S, F, R, A to switch unit type");
TextureFont.WriteText(2, 90,
"Space restarts the current unit");
TextureFont.WriteText(2, 150,
"Unit: "+testUnit.unitType);
TextureFont.WriteText(2, 180,
"Movement AI: " + testUnit.movementPattern);
TextureFont.WriteText(2, 210,
"Position: " + testUnit.position);
TextureFont.WriteText(2, 240,
"Speed: " + testUnit.speed);
TextureFont.WriteText(2, 270,
"LifeTime: " + (int)(testUnit.lifeTimeMs / 10) / 100.0f);
ResetUnitDelegate ResetUnit = delegate(MovementPattern setPattern)
{
testUnit.movementPattern = setPattern;
testUnit.position = new Vector2(
RandomHelper.GetRandomFloat(-20, +20),
Mission.SegmentLength/2);
testUnit.hitpoints = testUnit.maxHitpoints;
testUnit.speed = 0;
testUnit.lifeTimeMs = 0;
};
if (Input.KeyboardKeyJustPressed(Keys.D1))
ResetUnit(MovementPattern.StraightDown);
if (Input.KeyboardKeyJustPressed(Keys.D2))
ResetUnit(MovementPattern.GetFasterAndMoveDown);
if (Input.KeyboardKeyJustPressed(Keys.D3))
ResetUnit(MovementPattern.SinWave1);
if (Input.KeyboardKeyJustPressed(Keys.D4))
ResetUnit(MovementPattern.SinWave2);
if (Input.KeyboardKeyJustPressed(Keys.D5))
ResetUnit(MovementPattern.SinWave3);
if (Input.KeyboardKeyJustPressed(Keys.D6))
ResetUnit(MovementPattern.CosWave1);
if (Input.KeyboardKeyJustPressed(Keys.D7))
ResetUnit(MovementPattern.CosWave2);
if (Input.KeyboardKeyJustPressed(Keys.D8))
ResetUnit(MovementPattern.CosWave3);
if (Input.KeyboardKeyJustPressed(Keys.D9))
ResetUnit(MovementPattern.SweepLeft);
if (Input.KeyboardKeyJustPressed(Keys.D0))
ResetUnit(MovementPattern.SweepRight);
if (Input.KeyboardKeyJustPressed(Keys.Space))
ResetUnit(testUnit.movementPattern);
if (Input.KeyboardKeyJustPressed(Keys.C))
testUnit.unitType = UnitTypes.Corvette;
if (Input.KeyboardKeyJustPressed(Keys.S))
testUnit.unitType = UnitTypes.SmallTransporter;
if (Input.KeyboardKeyJustPressed(Keys.F))
testUnit.unitType = UnitTypes.Firebird;
if (Input.KeyboardKeyJustPressed(Keys.R))
testUnit.unitType = UnitTypes.RocketFrigate;
if (Input.KeyboardKeyJustPressed(Keys.A))
testUnit.unitType = UnitTypes.Asteroid;
// Update and render unit
if (testUnit.Render(dummyMission))
// Restart unit if it was removed because it was too far down
ResetUnit(testUnit.movementPattern);
// Render all models the normal way
for (int num = 0; num < dummyMission.numOfModelsToRender; num++)
dummyMission.modelsToRender[num].model.Render(
dummyMission.modelsToRender[num].matrix);
BaseGame.MeshRenderManager.Render();
// Restore number of units as before.
// Our test unit will be added next frame again.
dummyMission.numOfModelsToRender = 2;
// Show all effects (unit smoke, etc.)
BaseGame.effectManager.HandleAllEffects();
});
}
/// <summary>
/// Render unit, returns false if we are done with it.
/// Has to be removed then. Else it updates just position and AI.
/// </summary>
/// <returns>True if done, false otherwise</returns>
public bool Render(Mission mission)
{
#region Update movement with AI
lifeTimeMs += BaseGame.ElapsedTimeThisFrameInMs;
float moveSpeed = BaseGame.MoveFactorPerSecond;
if (Player.GameOver)
moveSpeed = 0;
switch (movementPattern)
{
case MovementPattern.StraightDown:
position += new Vector2(0, -1) * maxSpeed * moveSpeed;
break;
case MovementPattern.GetFasterAndMoveDown:
// Out of visible area? Then keep speed slow and wait.
if (position.Y - Mission.LookAtPosition.Y > 30)
lifeTimeMs = 300;
if (lifeTimeMs < 3000)
speed = lifeTimeMs / 3000;
position += new Vector2(0, -1) * speed * 1.5f * maxSpeed * moveSpeed;
break;
case MovementPattern.SinWave1:
position += new Vector2(
(float)Math.Sin(lifeTimeMs / 759.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.SinWave2:
position += new Vector2(
-(float)Math.Sin(lifeTimeMs / 759.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.SinWave3:
position += new Vector2(
(float)Math.Sin(lifeTimeMs / 359.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.CosWave1:
position += new Vector2(
(float)Math.Cos(lifeTimeMs / 759.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.CosWave2:
position += new Vector2(
-(float)Math.Cos(lifeTimeMs / 759.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.CosWave3:
position += new Vector2(
(float)Math.Cos(lifeTimeMs / 1759.0f),
-1) * maxSpeed * moveSpeed;
break;
case MovementPattern.SweepLeft:
position += new Vector2(0, -1) * maxSpeed * moveSpeed;
if (lifeTimeMs > 1750)
position += new Vector2(-0.7f, 0) * maxSpeed * moveSpeed;
break;
case MovementPattern.SweepRight:
position += new Vector2(0, -1) * maxSpeed * moveSpeed;
if (lifeTimeMs > 1750)
position += new Vector2(+0.7f, 0) * maxSpeed * moveSpeed;
break;
} // switch(movementPattern)
// Keep in bounds
if (position.X < -Player.MaxXPosition)
position.X = -Player.MaxXPosition;
if (position.X > Player.MaxXPosition)
position.X = Player.MaxXPosition;
#endregion
#region Skip if out of visible range
float distance = Mission.LookAtPosition.Y - position.Y;
const float MaxUnitDistance = 60;
// Remove unit if it is out of visible range!
if (distance > MaxUnitDistance)
return true;
bool visible = distance > -35;
#endregion
#region Render
Vector3 shipPos = new Vector3(position, Mission.AllShipsZHeight);
Mission.ShipModelTypes shipModelType =
unitType == UnitTypes.Corvette ? Mission.ShipModelTypes.Corvette :
unitType == UnitTypes.SmallTransporter ? Mission.ShipModelTypes.SmallTransporter :
unitType == UnitTypes.Firebird ? Mission.ShipModelTypes.Firebird :
unitType == UnitTypes.RocketFrigate ? Mission.ShipModelTypes.RocketFrigate :
Mission.ShipModelTypes.Asteroid;
float shipSize = Mission.ShipModelSize[(int)shipModelType];
//Note: rotation could be implemented here, but game is fine without
float shipRotation = 0;
Matrix rotationMatrix = Matrix.CreateRotationZ(shipRotation);
if (unitType == UnitTypes.Asteroid)
rotationMatrix *=
Matrix.CreateRotationX(position.X / 10 + Player.gameTimeMs / 1539.0f) *
Matrix.CreateRotationY(position.Y / 20 + Player.gameTimeMs / 1839.0f);
mission.AddModelToRender(
mission.shipModels[(int)shipModelType],
Matrix.CreateScale(shipSize) *
rotationMatrix *
Matrix.CreateTranslation(shipPos));
// Add rocket smoke
if (unitType != UnitTypes.Asteroid)
EffectManager.AddRocketOrShipFlareAndSmoke(
shipPos + shipSize *
new Vector3(0, 0.6789f + ((int)unitType > 3 ? 0.25f : 0.0f), 0),
shipSize / 4.0f, 12 * maxSpeed);
#endregion
#region Shooting?
if (Player.GameOver)
return false;
// Peng peng?
bool fireProjectile = false;
if (cooldownTime > 0 &&
visible)
{
// Ready to shoot again?
if (shootTime <= 0)
{
fireProjectile = true;
shootTime += cooldownTime;
} // if (shootTime)
} // if (GameForm.Mouse.LeftButtonPressed)
// Weapon needs cooldown time?
if (shootTime > 0)
shootTime -= BaseGame.ElapsedTimeThisFrameInMs;
if (fireProjectile)
{
Vector3 shootPos = Vector3.Zero;
Vector3 enemyUnitPos = Player.shipPos;
switch (unitType)
{
case UnitTypes.Corvette:
if ((int)(lifeTimeMs / 700) % 3 == 0)
{
// Just shoot straight ahead.
bool hitUnit = Math.Abs(Player.position.X - shipPos.X) < 4.5f &&
Player.shipPos.Y < shipPos.Y;
shootPos = shipPos +
new Vector3(-2.35f, -3.5f, +0.2f);
EffectManager.AddMgEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, -40, 0),
10, 12, hitUnit, false);//shootNum % 2 == 0);
shootPos = shipPos +
new Vector3(+2.35f, -3.5f, +0.2f);
EffectManager.AddMgEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, -40, 0),
10, 13, hitUnit, false);
EffectManager.PlaySoundEffect(
EffectManager.EffectSoundType.MgShootEnemy);
if (hitUnit)
{
Player.health -= damage / 1000.0f;
} // if
} // if
break;
case UnitTypes.Firebird:
shootPos = shipPos + new Vector3(0, -1.5f, 3);
Mission.AddWeaponProjectile(
Projectile.WeaponTypes.Fireball, shootPos, false);
EffectManager.AddFireFlash(shootPos);
EffectManager.PlaySoundEffect(
EffectManager.EffectSoundType.EnemyShoot);
break;
case UnitTypes.RocketFrigate:
shootPos = shipPos + new Vector3(
RandomHelper.GetRandomInt(2) == 0 ? -2.64f : +2.64f, 0, 0);
Mission.AddWeaponProjectile(
Projectile.WeaponTypes.Rocket, shootPos, false);
EffectManager.AddFireFlash(shootPos);
EffectManager.PlaySoundEffect(
EffectManager.EffectSoundType.RocketShoot);
break;
} // switch
} // if
#endregion
#region Explode if out of hitpoints
// Destroy ship and damage player if colliding!
// Near enough to our ship?
Vector2 distVec =
new Vector2(Player.shipPos.X, Player.shipPos.Y) -
new Vector2(position.X, position.Y);
if (distVec.Length() < 4.75f)//5.5f)
{
// Explode and do damage!
EffectManager.AddFlameExplosion(Player.shipPos);
Player.health -= explosionDamage / 1000.0f;
hitpoints = 0;
} // else
if (maxHitpoints > 0 &&
hitpoints <= 0)
{
// Explode and kill unit!
float size = 10 + (int)unitType * 3;
if (unitType == UnitTypes.Asteroid)
size = 12;
EffectManager.AddExplosion(
new Vector3(position, Mission.AllShipsZHeight),
size * 0.425f);
//size * 0.55f);
return true;
} // if (hitpoints.X)
#endregion
// Don't remove unit from units list
return false;
}
/// <summary>
/// Handle game logic
/// </summary>
public static void HandleGameLogic(Mission mission)
{
//tst: if (Input.KeyboardF1JustPressed)
// gameOver = true;
// Don't handle any more game logic if game is over.
if (Player.GameOver)
{
if (victory)
{
// Display Victory message
TextureFont.WriteTextCentered(
BaseGame.Width / 2, BaseGame.Height / 3,
"Victory! You won.");
TextureFont.WriteTextCentered(
BaseGame.Width / 2, BaseGame.Height / 3 + 40,
"Your Highscore: " + Player.score +
" (#" + Highscores.GetRankFromCurrentScore(Player.score) + ")");
} // if
else
{
// Display game over message
TextureFont.WriteTextCentered(
BaseGame.Width / 2, BaseGame.Height / 3,
"Game Over! You lost.");
TextureFont.WriteTextCentered(
BaseGame.Width / 2, BaseGame.Height / 3 + 40,
"Your Highscore: " + Player.score +
" (#" + Highscores.GetRankFromCurrentScore(Player.score) + ")");
} // else
return;
} // if
// Increase game time
gameTimeMs += BaseGame.ElapsedTimeThisFrameInMs;
// Control our ship position with the keyboard or gamepad.
// Use keyboard cursor keys and the left thumb stick. The
// right hand is used for fireing (ctrl, space, a, b).
Vector2 lastPosition = position;
Vector2 lastRotation = shipRotation;
float moveFactor = mouseSensibility *
MovementSpeedPerSecond * BaseGame.MoveFactorPerSecond;
// Left/Right
if (Input.Keyboard.IsKeyDown(moveLeftKey) ||
Input.Keyboard.IsKeyDown(Keys.Left) ||
Input.Keyboard.IsKeyDown(Keys.NumPad4) ||
Input.GamePad.DPad.Left == ButtonState.Pressed)
{
position.X -= moveFactor;
} // if
if (Input.Keyboard.IsKeyDown(moveRightKey) ||
Input.Keyboard.IsKeyDown(Keys.Right) ||
Input.Keyboard.IsKeyDown(Keys.NumPad6) ||
Input.GamePad.DPad.Right == ButtonState.Pressed)
{
position.X += moveFactor;
} // if
if (Input.GamePad.ThumbSticks.Left.X != 0.0f)
{
position.X += Input.GamePad.ThumbSticks.Left.X;// *0.75f;
} // if
// Down/Up
if (Input.Keyboard.IsKeyDown(moveDownKey) ||
Input.Keyboard.IsKeyDown(Keys.Down) ||
Input.Keyboard.IsKeyDown(Keys.NumPad2) ||
Input.GamePad.DPad.Down == ButtonState.Pressed)
{
position.Y -= moveFactor;
} // if
if (Input.Keyboard.IsKeyDown(moveUpKey) ||
Input.Keyboard.IsKeyDown(Keys.Up) ||
Input.Keyboard.IsKeyDown(Keys.NumPad8) ||
Input.GamePad.DPad.Up == ButtonState.Pressed)
{
position.Y += moveFactor;
} // if
if (Input.GamePad.ThumbSticks.Left.Y != 0.0f)
{
position.Y += Input.GamePad.ThumbSticks.Left.Y;// *0.75f;
} // if
// Keep position in bounds
if (position.X < -MaxXPosition)
position.X = -MaxXPosition;
if (position.X > MaxXPosition)
position.X = MaxXPosition;
if (position.Y < -MaxYPosition)
position.Y = -MaxYPosition;
if (position.Y > MaxYPosition)
position.Y = MaxYPosition;
// Calculate ship rotation based on the current movement
if (lastPosition.X > position.X)
shipRotation.X = -0.5f;
else if (lastPosition.X < position.X)
shipRotation.X = +0.5f;
else
shipRotation.X = 0;
if (lastPosition.Y > position.Y)
shipRotation.Y = +0.53f;
else if (lastPosition.Y < position.Y)
shipRotation.Y = -0.33f;
else
shipRotation.Y = 0;
shipRotation = lastRotation * 0.95f + shipRotation * 0.05f;
// Fire?
if (Input.GamePadAPressed ||
Input.GamePad.Triggers.Right > 0.5f ||
Input.Keyboard.IsKeyDown(Keys.LeftControl) ||
Input.Keyboard.IsKeyDown(Keys.RightControl))
{
switch (currentWeapon)
{
case WeaponTypes.MG:
if (gameTimeMs - lastShootTimeMs >= 150)
{
bool hitUnit = false;
Vector3 enemyUnitPos = new Vector3(0, 100000, 0);
// Hit enemy units, check all of them
for (int num = 0; num < Mission.units.Count; num++)
{
Unit enemyUnit = Mission.units[num];
// Near enough to enemy ship?
if (Math.Abs(enemyUnit.position.X - shipPos.X) < 5.0f &&
enemyUnit.position.Y > shipPos.Y &&
(enemyUnit.position.Y - shipPos.Y) < 60)
{
// Hit and do damage!
if (enemyUnit.position.Y < enemyUnitPos.Y)
enemyUnitPos = new Vector3(enemyUnit.position, Mission.AllShipsZHeight);
hitUnit = true;
Player.score += (int)enemyUnit.hitpoints / 10;
enemyUnit.hitpoints -= 150; // do about 1000 damage/sec
} // if
} // for
Vector3 shootPos = shipPos + new Vector3(-1.2f, 0, 0);
EffectManager.AddMgEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
0, 2, hitUnit, true);//shootNum % 2 == 0);
shootPos = shipPos + new Vector3(+1.2f, 0, 0);
EffectManager.AddMgEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
1, 3, hitUnit, false);
shootNum++;
lastShootTimeMs = gameTimeMs;
Input.GamePadRumble(0.015f, 0.125f);
Player.score += 1;
} // if
else
{
Vector3 shootPos = shipPos + new Vector3(-1.2f, 0, 0);
EffectManager.UpdateMgEffect(shootPos, 0);
shootPos = shipPos + new Vector3(+1.2f, 0, 0);
EffectManager.UpdateMgEffect(shootPos, 1);
} // else
break;
case WeaponTypes.Plasma:
if (gameTimeMs - lastShootTimeMs >= 250)
{
Vector3 shootPos = shipPos +
new Vector3(shootNum % 2 == 0 ? -2.4f : +2.4f, 0, 0);
Mission.AddWeaponProjectile(
Projectile.WeaponTypes.Plasma, shootPos, true);
EffectManager.AddFireFlash(shootPos);
EffectManager.PlaySoundEffect(
EffectManager.EffectSoundType.PlasmaShoot);
shootNum++;
lastShootTimeMs = gameTimeMs;
Input.GamePadRumble(0.05f, 0.175f);
Player.score += 5;
} // if
break;
case WeaponTypes.Gattling:
if (gameTimeMs - lastShootTimeMs >= 100)
{
bool hitUnit = false;
Vector3 enemyUnitPos = new Vector3(0, 100000, 0);
// Hit enemy units, check all of them
for (int num = 0; num < Mission.units.Count; num++)
{
Unit enemyUnit = Mission.units[num];
// Near enough to enemy ship?
if (Math.Abs(enemyUnit.position.X - shipPos.X) < 5.0f &&
enemyUnit.position.Y > shipPos.Y &&
(enemyUnit.position.Y - shipPos.Y) < 60)
{
// Hit and do damage!
if (enemyUnit.position.Y < enemyUnitPos.Y)
enemyUnitPos = new Vector3(enemyUnit.position, Mission.AllShipsZHeight);
hitUnit = true;
Player.score += (int)enemyUnit.hitpoints / 10;
enemyUnit.hitpoints -= 175; // do about 1750 damage/sec
} // if
} // for
Vector3 shootPos = shipPos + new Vector3(-1.2f, 0, 0);
EffectManager.AddGattlingEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
0, 2, hitUnit, shootNum % 2 == 0);
shootPos = shipPos + new Vector3(+1.2f, 0, 0);
EffectManager.AddGattlingEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
1, 3, hitUnit, false);
if (RandomHelper.GetRandomInt(2) == 0)
{
shootPos = shipPos + new Vector3(-2.54f, 0, 0);
EffectManager.AddGattlingEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
4, 2, hitUnit, false);
shootPos = shipPos + new Vector3(+2.54f, 0, 0);
EffectManager.AddGattlingEffect(shootPos,
hitUnit ? enemyUnitPos : shootPos + new Vector3(0, 100, 0),
5, 2, hitUnit, false);
} // if
shootNum++;
lastShootTimeMs = gameTimeMs;
Input.GamePadRumble(0.05f, 0.225f);
Player.score += 1;
} // if
break;
case WeaponTypes.Rockets:
if (gameTimeMs - lastShootTimeMs >= 500)
{
Vector3 shootPos = shipPos +
new Vector3(shootNum % 2 == 0 ? -2.64f : +2.64f, 0, 0);
Mission.AddWeaponProjectile(
Projectile.WeaponTypes.Rocket, shootPos, true);
EffectManager.AddFireFlash(shootPos);
EffectManager.PlaySoundEffect(
EffectManager.EffectSoundType.RocketShoot);
shootNum++;
lastShootTimeMs = gameTimeMs;
Input.GamePadRumble(0.10f, 0.15f);
Player.score += 10;
} // if
break;
} // switch
} // if
// Fire EMP?
if (empBombs > 0 &&
empBombTimeout <= 0 &&
(Input.GamePadBJustPressed ||
Input.KeyboardSpaceJustPressed))
{
empBombs--;
empBombTimeout = MaxEmpTimeout;
empPosition = shipPos + new Vector3(0, 10, 0);
// Give some extra points to player
Player.score += 1000;
// Big badda boom
//tst: EffectManager.AddExplosion(empPosition, 10);
for (int num=0; num<5; num++)
EffectManager.AddEffect(shipPos+ new Vector3(0, 5, 0),
EffectManager.EffectType.ExplosionRing, 2+2.5f*num, 0);
Sound.Play(Sound.Sounds.EMP);
} // if
if (empBombTimeout > 0)
{
empBombTimeout -= BaseGame.ElapsedTimeThisFrameInMs;
if (empBombTimeout <= 0)
empBombTimeout = 0;
// EMP Distance
float distance = 64 *
(MaxEmpTimeout - empBombTimeout) / MaxEmpTimeout;
// Show effect
BaseGame.DrawLine(
empPosition +new Vector3(-100, distance, 0),
empPosition +new Vector3(+100, distance, 0));
BaseGame.DrawLine(
empPosition +new Vector3(-100, -distance, 0),
empPosition +new Vector3(+100, -distance, 0));
BaseGame.DrawLine(
empPosition +new Vector3(distance, -100, 0),
empPosition +new Vector3(distance, +100, 0));
BaseGame.DrawLine(
empPosition +new Vector3(-distance, -100, 0),
empPosition +new Vector3(-distance, +100, 0));
// Kill all units on screen that are in range!
for (int num = 0; num < Mission.units.Count; num++)
{
// Only include units on the screen and don't kill asteroids.
// Projectiles and effects stay active too.
if ((Mission.units[num].position -
new Vector2(empPosition.X, empPosition.Y)).Length() < distance + 10)// &&
//Mission.units[num].position.Y - Mission.LookAtPosition.Y < 15 &&
//looks cooler with: Mission.units[num].unitType != Unit.UnitTypes.Asteroid)
{
Player.score += (int)Mission.units[num].hitpoints / 10;
Mission.units[num].hitpoints = 0;
} // if
} // for
} // if (emp bomb active)
if (Player.health <= 0)
{
victory = false;
EffectManager.AddExplosion(shipPos, 20);
for (int num = 0; num<8; num++)
EffectManager.AddFlameExplosion(shipPos+
RandomHelper.GetRandomVector3(-12, +12), false);
Sound.PlayDefeatSound();
Player.SetGameOverAndUploadHighscore();
} // if
}
/// <summary>
/// Render projectile, returns false if we are done with it.
/// Has to be removed then. Else it updates just position.
/// </summary>
/// <returns>True if done, false otherwise</returns>
public bool Render(Mission mission)
{
#region Update movement
lifeTimeMs += BaseGame.ElapsedTimeThisFrameInMs;
float moveSpeed = BaseGame.MoveFactorPerSecond;
if (Player.GameOver)
moveSpeed = 0;
switch (weaponType)
{
case WeaponTypes.Fireball:
position += moveDirection * maxSpeed * moveSpeed;
break;
case WeaponTypes.Rocket:
if (ownProjectile)
position += new Vector3(0, +1, 0) * maxSpeed * moveSpeed * 1.1f;
else
{
// Fly to player
Vector3 targetMovement = Player.shipPos - position;
targetMovement.Normalize();
moveDirection = moveDirection * 0.95f + targetMovement * 0.05f;
moveDirection.Normalize();
position += moveDirection * maxSpeed * moveSpeed;
} // else
break;
case WeaponTypes.Plasma:
if (ownProjectile)
position += new Vector3(0, +1, 0) * maxSpeed * moveSpeed * 1.25f;
else
position += new Vector3(0, -1, 0) * maxSpeed * moveSpeed;
break;
// Rest are items, they just stay around
} // switch(movementPattern)
#endregion
#region Skip if out of visible range
float distance = Mission.LookAtPosition.Y - position.Y;
const float MaxUnitDistance = 35;
// Remove unit if it is out of visible range!
if (distance > MaxUnitDistance ||
distance < -MaxUnitDistance * 2 ||
position.Z < 0 ||
lifeTimeMs > 6000)
return true;
#endregion
#region Render
switch (weaponType)
{
case WeaponTypes.Rocket:
float rocketRotation = MathHelper.Pi;
if (ownProjectile == false)
rocketRotation = MathHelper.PiOver2 + GetRotationAngle(moveDirection);
mission.AddModelToRender(
mission.shipModels[(int)Mission.ShipModelTypes.Rocket],
Matrix.CreateScale(
(ownProjectile ? 1.25f : 0.75f) *
Mission.ShipModelSize[(int)Mission.ShipModelTypes.Rocket]) *
Matrix.CreateRotationZ(rocketRotation) *
Matrix.CreateTranslation(position));
// Add rocket smoke
EffectManager.AddRocketOrShipFlareAndSmoke(position, 1.5f, 6 * maxSpeed);
break;
case WeaponTypes.Plasma:
EffectManager.AddPlasmaEffect(position, effectRotation, 1.25f);
break;
case WeaponTypes.Fireball:
EffectManager.AddFireBallEffect(position, effectRotation, 1.25f);
break;
} // switch
#endregion
#region Explode if hitting unit
// Own projectile?
if (ownProjectile)
{
// Hit enemy units, check all of them
for (int num = 0; num < Mission.units.Count; num++)
{
Unit enemyUnit = Mission.units[num];
// Near enough to enemy ship?
Vector2 distVec =
new Vector2(enemyUnit.position.X, enemyUnit.position.Y) -
new Vector2(position.X, position.Y);
if (distVec.Length() < 7 &&
(enemyUnit.position.Y - Player.shipPos.Y) < 60)
{
// Explode and do damage!
EffectManager.AddFlameExplosion(position);
Player.score += (int)enemyUnit.hitpoints / 10;
enemyUnit.hitpoints -= damage;
return true;
} // if
} // for
} // if
// Else this is an enemy projectile?
else
{
// Near enough to our ship?
Vector2 distVec =
new Vector2(Player.shipPos.X, Player.shipPos.Y) -
new Vector2(position.X, position.Y);
if (distVec.Length() < 2.75f)//3)
{
// Explode and do damage!
EffectManager.AddFlameExplosion(position);
Player.health -= damage / 1000.0f;
return true;
} // if
} // else
#endregion
// Don't remove unit from units list
return false;
}