/// <summary>
/// takes the destruction action.
/// </summary>
/// <param name="attackerPosition">the position of attacker</param>
public override void ActionDead(Vector3 attackerPosition)
{
engageAction = Action.Dead;
MoveStop();
// Remove collision
colLayerEnemyMech.RemoveCollide(this.Collide);
colLayerAllMech.RemoveCollide(this.Collide);
GameSound.Stop(soundMove);
soundDestroy1 = GameSound.Play3D(SoundTrack.DestroyHeavyMech1, this);
Matrix world = Matrix.CreateTranslation(WorldTransform.Translation);
GameParticle.PlayParticle(ParticleType.DestroyTank1, world,
Matrix.Identity);
Material.alpha = 1.0f;
Material.diffuseColor = Color.Black;
Material.specularColor = Color.Black;
Material.emissiveColor = Color.Black;
Material.vertexColorEnabled = true;
this.SourceBlend = Blend.SourceAlpha;
this.DestinationBlend = Blend.InverseSourceAlpha;
this.AlphaBlendEnable = true;
this.ReferenceAlpha = 0;
// AI process stop
AIContext.Enabled = false;
turretAngleSpeed = 0.0f;
}
/// <summary>
/// takes the destruction action.
/// </summary>
/// <param name="attackerPosition">the position of attacker</param>
public override void ActionDead(Vector3 attackerPosition)
{
Vector3 dir = Vector3.Normalize(attackerPosition - Position);
float FrontDot = Vector3.Dot(Direction, dir);
float RightDot = Vector3.Dot(Right, dir);
if (FrontDot > 0.5f)
{
// Hit from front
engageAction = Action.BackwardDead;
}
else if (FrontDot < -0.5f)
{
// Hit from back
engageAction = Action.ForwardDead;
}
else if (RightDot >= 0.0f)
{
// Hit from right
engageAction = Action.LeftDead;
}
else if (RightDot < 0.0f)
{
// Hit from left
engageAction = Action.RightDead;
}
soundDestroy1 = GameSound.Play3D(SoundTrack.DestroyHeavyMech1, this);
Matrix world = Matrix.CreateTranslation(WorldTransform.Translation);
GameParticle.PlayParticle(ParticleType.DestroyHeavyMech1,
world, Matrix.Identity);
// Remove collision
colLayerEnemyMech.RemoveCollide(Collide);
MoveStop();
GameSound.Stop(soundMove);
Material.alpha = 1.0f;
Material.diffuseColor = Color.Black;
Material.specularColor = Color.Black;
Material.emissiveColor = Color.Black;
Material.vertexColorEnabled = true;
this.SourceBlend = Blend.SourceAlpha;
this.DestinationBlend = Blend.InverseSourceAlpha;
this.AlphaBlendEnable = true;
this.ReferenceAlpha = 0;
// AI process stop
AIContext.Enabled = false;
}
/// <summary>
/// initializes the world.
/// </summary>
public static void InitWorld()
{
// Environment smoke
{
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(-17.0f, -0.2f, -387.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(-17.0f, -0.2f, -315.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(12f, -0.2f, -282.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(2.5f, -0.2f, -107.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(7.5f, -0.2f, -32.0f)),
Matrix.Identity);
}
// Envirionment fire
{
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(17.0f, -0.5f, -422.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(17.0f, -0.5f, -351.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(-17.0f, -0.5f, -231.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(2.7f, -0.5f, -176.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(-17.0f, -0.5f, -73.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(-7.0f, -0.5f, -33.0f)),
Matrix.Identity);
GameParticle.PlayParticle(ParticleType.EnvironmentFire,
Matrix.CreateTranslation(new Vector3(-17f, -0.5f, -2.8f)),
Matrix.Identity);
}
}
/// <summary>
/// initializes the world.
/// </summary>
public static void InitWorld()
{
// Play background particles
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(-68.0f, 4.0f, 42.0f)),
Matrix.CreateRotationY(MathHelper.ToRadians(-180.0f)));
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(40.0f, 4.0f, 69.0f)),
Matrix.CreateRotationY(MathHelper.ToRadians(-90.0f)));
GameParticle.PlayParticle(ParticleType.EnvironmentSmoke,
Matrix.CreateTranslation(new Vector3(82.0f, 7.5f, 37.0f)),
Matrix.CreateRotationY(MathHelper.ToRadians(-90.0f)));
}
/// <summary>
/// reloads weapon.
/// plays reloading particle depending on unit type.
/// </summary>
/// <param name="type">unit type</param>
/// <returns></returns>
public bool Reload(UnitTypeId type)
{
this.state = WeaponState.Reloading;
ParticleType reloadParticle = ParticleType.Count;
SoundTrack reloadSound = SoundTrack.Count;
switch (this.WeaponType)
{
case WeaponType.PlayerMachineGun:
{
reloadParticle = ParticleType.PlayerMachineGunReload;
switch (type)
{
case UnitTypeId.Grund:
case UnitTypeId.Kiev:
reloadSound = SoundTrack.PlayerMachineGunGrundReload;
break;
case UnitTypeId.Mark:
case UnitTypeId.Yager:
reloadSound = SoundTrack.PlayerMachineGunMarkReload;
break;
}
}
break;
case WeaponType.PlayerShotgun:
{
// Shotgun reload is no particle
reloadSound = SoundTrack.PlayerShotgunReload;
}
break;
case WeaponType.PlayerHandgun:
{
reloadParticle = ParticleType.PlayerHandgunReload;
reloadSound = SoundTrack.PlayerHandgunReload;
}
break;
}
// Play a reloading particle
if (reloadParticle != ParticleType.Count)
{
for (int i = 0; i < SpecData.ModelCount; i++)
{
int boneIdx = -1;
Matrix boneTransform = Matrix.Identity;
boneIdx = this.indexWeaponFireDummy[i];
boneTransform = modelWeapon[i].BoneTransforms[boneIdx];
if (reloadParticle != ParticleType.Count)
{
GameParticle.PlayParticle(reloadParticle, boneTransform,
Matrix.CreateRotationX(MathHelper.ToRadians(-90.0f)));
}
}
}
switch (this.WeaponType)
{
case WeaponType.PlayerMachineGun:
{
if (GameSound.IsPlaying(soundFire))
{
GameSound.Stop(soundFire);
}
}
break;
}
// Play a reload sound
if (reloadSound != SoundTrack.Count)
{
if (RobotGameGame.CurrentGameLevel.Info.GamePlayType ==
GamePlayTypeId.Versus)
{
soundReload = GameSound.Play3D(reloadSound,
RobotGameGame.SinglePlayer.Emitter);
}
else
{
soundReload = GameSound.Play3D(reloadSound, this.OwnerUnit.Emitter);
}
}
return(true);
}
/// <summary>
/// checks for the collision at the aiming angle.
/// If it collides with an enemy mech, calls ActionHit() function.
/// Weapon’s collision checks the world and enemy both.
/// When playing firing particle, the number of the weapon’s model
/// must be considered.
/// Since the player’s weapon is a dual weapon system, there are two models.
/// However, for enemies, there are enemies with single weapon system.
/// Therefore, it plays firing particle at the gun point
/// as many as the number of models.
/// </summary>
/// <param name="position">the start position of firing</param>
/// <param name="direction">the direction of firing</param>
/// <param name="distance">the range of firing</param>
/// <param name="targetCollisionLayer">target collision layer</param>
/// <param name="worldCollisionLayer">world collision layer</param>
/// <param name="fireBone1">the fire matrix of first weapon</param>
/// <param name="fireBone2">the fire matrix of second weapon</param>
/// <returns></returns>
public bool Fire(Vector3 position, Vector3 direction, float distance,
ref CollisionLayer targetCollisionLayer,
ref CollisionLayer worldCollisionLayer,
Matrix?fireBone1, Matrix?fireBone2)
{
bool hit = false;
Vector3 firePosition = Vector3.Zero;
Vector3 targetPosition = position + (direction * distance);
SoundTrack fireSound = SoundTrack.Count;
ParticleType fireParticle = ParticleType.Count;
ParticleType unitHitParticle = ParticleType.Count;
ParticleType worldHitParticle = ParticleType.Count;
Matrix fixedAxis = Matrix.CreateRotationX(MathHelper.ToRadians(-90.0f));
this.state = WeaponState.Firing;
if (this.currentAmmo <= 0)
{
return(hit);
}
// Reduces a bullet.
this.currentAmmo--;
switch (this.WeaponType)
{
case WeaponType.PlayerMachineGun:
{
fireSound = SoundTrack.PlayerMachineGunFire;
fireParticle = ParticleType.PlayerMachineGunFire;
unitHitParticle = ParticleType.PlayerMachineGunUnitHit;
worldHitParticle = ParticleType.PlayerMachineGunWorldHit;
}
break;
case WeaponType.PlayerShotgun:
{
fireSound = SoundTrack.PlayerShotgunFire;
fireParticle = ParticleType.PlayerShotgunFire;
unitHitParticle = ParticleType.PlayerShotgunUnitHit;
worldHitParticle = ParticleType.PlayerShotgunWorldHit;
}
break;
case WeaponType.PlayerHandgun:
{
fireSound = SoundTrack.PlayerHandgunFire;
fireParticle = ParticleType.PlayerHandgunFire;
unitHitParticle = ParticleType.PlayerHandgunUnitHit;
worldHitParticle = ParticleType.PlayerHandgunWorldHit;
}
break;
case WeaponType.CameleerGun:
{
fireSound = SoundTrack.CameleerFire;
fireParticle = ParticleType.EnemyGunFire;
unitHitParticle = ParticleType.EnemyGunUnitHit;
worldHitParticle = ParticleType.EnemyGunWorldHit;
}
break;
case WeaponType.MaomingGun:
{
fireSound = SoundTrack.MaomingFire;
fireParticle = ParticleType.PlayerMachineGunFire;
unitHitParticle = ParticleType.EnemyGunUnitHit;
worldHitParticle = ParticleType.EnemyGunWorldHit;
}
break;
case WeaponType.DuskmasCannon:
{
fireSound = SoundTrack.DuskmasFire;
fireParticle = ParticleType.EnemyCannonFire;
unitHitParticle = ParticleType.EnemyCannonUnitHit;
worldHitParticle = ParticleType.EnemyCannonWorldHit;
}
break;
case WeaponType.TigerCannon:
{
fireSound = SoundTrack.TankFire;
fireParticle = ParticleType.EnemyCannonFire;
unitHitParticle = ParticleType.EnemyCannonUnitHit;
worldHitParticle = ParticleType.EnemyCannonWorldHit;
}
break;
case WeaponType.HammerCannon:
{
fireSound = SoundTrack.HammerFire;
fireParticle = ParticleType.EnemyCannonFire;
unitHitParticle = ParticleType.EnemyCannonUnitHit;
worldHitParticle = ParticleType.EnemyCannonWorldHit;
}
break;
case WeaponType.PhantomMelee:
{
fireSound = SoundTrack.BossMelee;
fireParticle = ParticleType.Count;
unitHitParticle = ParticleType.EnemyMeleeUnitHit;
worldHitParticle = ParticleType.EnemyCannonWorldHit;
}
break;
}
if (this.WeaponType != WeaponType.PlayerShotgun &&
this.WeaponType != WeaponType.PlayerHandgun)
{
StopFireSound();
}
// Play a weapon firing sound
if (RobotGameGame.CurrentGameLevel.Info.GamePlayType ==
GamePlayTypeId.Versus)
{
soundFire = GameSound.Play3D(fireSound,
RobotGameGame.SinglePlayer.Emitter);
}
else
{
soundFire = GameSound.Play3D(fireSound, this.OwnerUnit.Emitter);
}
// Play firing particles
if (specData.ModelAlone)
{
// Multi fire
if (this.SpecData.FireCount == 1)
{
for (int i = 0; i < SpecData.ModelCount; i++)
{
int boneIdx = indexWeaponFireDummy[i];
Matrix boneTransform = modelWeapon[i].BoneTransforms[boneIdx];
GameParticle.PlayParticle(fireParticle, boneTransform,
fixedAxis);
}
// In case of two handed weapons, the index is changed
// so that the tracer bullet will fire alternatively.
if (dummySwichingIndex == 0)
{
dummySwichingIndex = 1;
}
else
{
dummySwichingIndex = 0;
}
int boneIndex = indexWeaponFireDummy[dummySwichingIndex];
firePosition =
modelWeapon[dummySwichingIndex].BoneTransforms[
boneIndex].Translation;
}
// Delayed fire
else
{
if (this.fireCount == 0)
{
GameParticle.PlayParticle(fireParticle, this.RightFireBone,
fixedAxis);
firePosition = this.RightFireBone.Translation;
}
else if (this.fireCount == 1)
{
GameParticle.PlayParticle(fireParticle, this.LeftFireBone,
fixedAxis);
firePosition = this.LeftFireBone.Translation;
}
}
}
else
{
Matrix fireMatrix = Matrix.Identity;
if (fireBone1 != null)
{
GameParticle.PlayParticle(fireParticle, (Matrix)fireBone1,
fixedAxis);
}
if (fireBone2 != null)
{
GameParticle.PlayParticle(fireParticle, (Matrix)fireBone2,
fixedAxis);
}
if (fireBone1 != null && fireBone2 != null)
{
// In case of two handed weapons, the index is changed
// so that the tracer bullet will fire alternatively.
if (dummySwichingIndex == 0)
{
fireMatrix = (Matrix)fireBone1;
dummySwichingIndex = 1;
}
else
{
fireMatrix = (Matrix)fireBone2;
dummySwichingIndex = 0;
}
}
else if (fireBone1 != null)
{
fireMatrix = (Matrix)fireBone1;
}
else if (fireBone2 != null)
{
fireMatrix = (Matrix)fireBone2;
}
firePosition = fireMatrix.Translation;
}
// Hit testing
CollisionResult collideResult = FireHitTest(position, direction, distance,
ref targetCollisionLayer,
ref worldCollisionLayer);
if (collideResult != null)
{
// Play hitting particle
{
ParticleType hitParticle = ParticleType.Count;
// To player
if (collideResult.detectedCollide.Owner is GameUnit)
{
GameUnit detectGameUnit =
collideResult.detectedCollide.Owner as GameUnit;
// Calculate a random intersect point for
// hitting particle in unit sphere
CollideSphere sphere =
collideResult.detectedCollide as CollideSphere;
switch (this.WeaponType)
{
case WeaponType.PlayerMachineGun:
case WeaponType.PlayerShotgun:
case WeaponType.PlayerHandgun:
case WeaponType.CameleerGun:
case WeaponType.MaomingGun:
{
Vector3 dir = this.OwnerUnit.Position -
detectGameUnit.Position;
dir.Normalize();
dir.X += HelperMath.RandomNormal2();
dir.Y += HelperMath.RandomNormal2();
dir.Normalize();
collideResult.normal = (Vector3)dir;
collideResult.intersect =
sphere.BoundingSphere.Center +
((Vector3)dir * sphere.Radius);
}
break;
case WeaponType.DuskmasCannon:
case WeaponType.HammerCannon:
case WeaponType.TigerCannon:
case WeaponType.PhantomMelee:
{
Vector3 dir = this.OwnerUnit.Position -
sphere.BoundingSphere.Center;
dir.Normalize();
collideResult.normal = (Vector3)dir;
collideResult.intersect =
sphere.BoundingSphere.Center;
}
break;
}
hitParticle = unitHitParticle;
targetPosition = (Vector3)collideResult.intersect;
}
// To world
else
{
hitParticle = worldHitParticle;
targetPosition = (Vector3)collideResult.intersect;
}
if (collideResult.normal != null)
{
GameParticle.PlayParticle(hitParticle,
(Vector3)collideResult.intersect,
(Vector3)collideResult.normal,
Matrix.CreateRotationX(MathHelper.ToRadians(-90.0f)));
}
else
{
GameParticle.PlayParticle(hitParticle,
Matrix.CreateTranslation((Vector3)collideResult.intersect),
Matrix.CreateRotationX(MathHelper.ToRadians(-90.0f)));
}
}
// Hit to other mech
if (collideResult.detectedCollide.Owner is GameUnit)
{
GameUnit HitUnit = (GameUnit)collideResult.detectedCollide.Owner;
// Call hit function to unit
HitUnit.ActionHit(this.OwnerUnit);
if (HitUnit.IsDead)
{
if (this.OwnerUnit is GamePlayer)
{
// If the versus mode, you'll be get kill point
if (RobotGameGame.CurrentStage is VersusStageScreen)
{
VersusStageScreen stage =
RobotGameGame.CurrentStage as VersusStageScreen;
GamePlayer player = this.OwnerUnit as GamePlayer;
player.KillPoint++;
stage.DisplayKillPoint((int)player.PlayerIndex,
player.KillPoint);
}
}
}
hit = true;
}
}
// Fire the tracer bullet particle
if (this.specData.TracerBulletFire)
{
RobotGameGame.CurrentStage.TracerBulletManager.Fire(0,
firePosition,
targetPosition,
this.specData.TracerBulletSpeed,
this.specData.TracerBulletLength,
this.specData.TracerBulletThickness,
true);
}
// Cannot fire
return(hit);
}
/// <summary>
/// processes the current action info.
/// </summary>
/// <param name="gameTime"></param>
protected void ProcessAction(GameTime gameTime)
{
switch (CurrentAction)
{
// Playing damage animation process
case Action.Damage:
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
break;
case Action.Fire:
{
if (this.actionElapsedTime >=
CurrentWeapon.SpecData.FireIntervalTime)
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
case Action.Reload:
{
if (this.actionElapsedTime >=
CurrentWeapon.SpecData.ReloadIntervalTime)
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
// Playing dead animation process
case Action.Dead:
{
const float duration = 1.0f;
const float secondDestroyGap = 1.0f;
if (this.actionElapsedTime < duration + secondDestroyGap)
{
if (this.actionElapsedTime >= secondDestroyGap)
{
Material.alpha =
((duration + secondDestroyGap) -
this.actionElapsedTime) / secondDestroyGap;
// Second destroy particle
if (GameSound.IsPlaying(soundDestroy2) == false)
{
soundDestroy2 = GameSound.Play3D(
SoundTrack.DestroyHeavyMech2, this);
Matrix world = Matrix.CreateTranslation(
WorldTransform.Translation);
GameParticle.PlayParticle(ParticleType.DestroyTank2,
world, Matrix.Identity);
}
}
}
if (this.actionElapsedTime >= duration + secondDestroyGap)
{
this.Enabled = false;
this.Visible = false;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
}
}
/// <summary>
/// processes the current action info.
/// </summary>
/// <param name="gameTime"></param>
protected void ProcessAction(GameTime gameTime)
{
switch (CurrentAction)
{
// Playing damage animation process
case Action.Damage:
{
AnimationSequence animation =
GetAnimation(indexAnimation[(int)CurrentAction]);
if (this.actionElapsedTime >= animation.Duration)
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
case Action.Fire:
case Action.Melee:
{
if (this.actionElapsedTime >=
CurrentWeapon.SpecData.FireIntervalTime)
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
case Action.Reload:
{
if (this.actionElapsedTime >=
CurrentWeapon.SpecData.ReloadIntervalTime)
{
// Return to idle state
ActionIdle();
this.actionElapsedTime = 0.0f;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
// Playing dead animation process
case Action.ForwardDead:
case Action.BackwardDead:
case Action.LeftDead:
case Action.RightDead:
{
AnimationSequence animation =
GetAnimation(indexAnimation[(int)CurrentAction]);
const float secondDestroyGap = 0.5f;
if (this.actionElapsedTime <
animation.Duration + secondDestroyGap)
{
if (this.actionElapsedTime >= animation.Duration - 0.5f)
{
ParticleType type = ParticleType.Count;
SoundTrack sound = SoundTrack.DestroyLightMech2;
Material.alpha =
((animation.Duration + secondDestroyGap) -
this.actionElapsedTime) / secondDestroyGap;
switch (this.UnitClass)
{
case UnitClassId.LightMech:
{
sound = SoundTrack.DestroyLightMech2;
type = ParticleType.DestroyLightMech2;
}
break;
case UnitClassId.HeavyMech:
{
sound = SoundTrack.DestroyHeavyMech2;
type = ParticleType.DestroyHeavyMech2;
}
break;
}
;
// Second destroy particle
if (GameSound.IsPlaying(soundDestroy2) == false)
{
soundDestroy2 = GameSound.Play3D(sound, this);
Matrix world = Matrix.CreateTranslation(
WorldTransform.Translation);
GameParticle.PlayParticle(type, world,
Matrix.Identity);
}
}
}
if (this.actionElapsedTime >=
animation.Duration + secondDestroyGap)
{
this.Enabled = false;
this.Visible = false;
}
else
{
this.actionElapsedTime +=
(float)gameTime.ElapsedGameTime.TotalSeconds;
}
}
break;
}
}