// Start explosion at specified position, with radius and lifespan.
// type - specifies what type of object exploded
// explosionSphere - position and radius
// lifespanInMiliseconds - explosion life span
// IMPORTANT: This class isn't realy inicialized by constructor, but by Start()
public void Start(float playerDamage, float damage, float empDamage, MyExplosionTypeEnum type, BoundingSphere explosionSphere, int lifespanInMiliseconds, int cascadeLevel = 0, MyEntity hitEntity = null, float particleScale = 1.0f, MyEntity ownerEntity = null, bool forceDebris = false, bool createDecals = true, float voxelCutoutScale = 1.0f, bool playSound = true, bool checkIntersections = true)
{
// Call main explosion starter
MyExplosionInfo info = new MyExplosionInfo(playerDamage, damage, empDamage, explosionSphere, type, playSound)
{
LifespanMiliseconds = lifespanInMiliseconds,
ExplosionForceDirection = MyExplosionForceDirection.EXPLOSION,
GroupMask = MyGroupMask.Empty,
ExplosionFlags = MyExplosionFlags.CREATE_DEBRIS | MyExplosionFlags.AFFECT_VOXELS | MyExplosionFlags.APPLY_FORCE_AND_DAMAGE | MyExplosionFlags.CREATE_PARTICLE_EFFECT,
CascadeLevel = cascadeLevel,
HitEntity = hitEntity,
ParticleScale = particleScale,
OwnerEntity = ownerEntity,
Direction = null,
VoxelCutoutScale = voxelCutoutScale,
CheckIntersections = checkIntersections,
};
info.ForceDebris = forceDebris;
info.CreateDecals = createDecals;
info.VoxelExplosionCenter = explosionSphere.Center;
Start(ref info);
}
public void Start(float playerDamage, float damage, float empDamage, MyExplosionTypeEnum type, BoundingSphere explosionSphere, int lifespanInMiliseconds, MyExplosionForceDirection explosionForceDirection, MyGroupMask groupMask, bool createExplosionDebris, int cascadeLevel = 0, MyEntity hitEntity = null, float particleScale = 1.0f, MyEntity ownerEntity = null, bool affectVoxels = true, bool applyForceAndDamage = true, bool createDecals = true, Vector3?direction = null, bool forceDebris = false, bool playSound = false)
{
MyExplosionInfo info = new MyExplosionInfo(playerDamage, damage, empDamage, explosionSphere, type, playSound)
{
LifespanMiliseconds = lifespanInMiliseconds,
ExplosionForceDirection = explosionForceDirection,
GroupMask = groupMask,
ExplosionFlags = MyExplosionFlags.CREATE_PARTICLE_EFFECT,
CascadeLevel = cascadeLevel,
HitEntity = hitEntity,
ParticleScale = particleScale,
OwnerEntity = ownerEntity,
Direction = direction,
VoxelCutoutScale = 1.0f,
};
info.AffectVoxels = affectVoxels;
info.ApplyForceAndDamage = applyForceAndDamage;
info.CreateDebris = createExplosionDebris;
info.CreateDecals = createDecals;
info.ForceDebris = forceDebris;
info.VoxelExplosionCenter = explosionSphere.Center;
Start(ref info);
}
/// <summary>
/// Starts the explosion.
/// </summary>
/// <param name="damage"></param>
/// <param name="type"></param>
/// <param name="explosionSphere"></param>
/// <param name="lifespanInMiliseconds"></param>
/// <param name="explosionForceDirection"></param>
/// <param name="groupMask"></param>
/// <param name="createExplosionDebris"></param>
/// <param name="cascadeLevel"></param>
/// <param name="hitEntity"></param>
/// <param name="particleScale"></param>
/// <param name="ownerEntity"></param>
/// <param name="affectVoxels"></param>
/// <param name="applyForceAndDamage"></param>
/// <param name="createDecals"></param>
/// <param name="direction">If applicable, gives the direction of the explosion, e.g. when it was caused by a missile (with its moving direction).</param>
public void Start(ref MyExplosionInfo explosionInfo)
{
//MyCommonDebugUtils.AssertDebug(explosionInfo.ExplosionSphere.Radius <= MyExplosionsConstants.EXPLOSION_RADIUS_MAX);
MyCommonDebugUtils.AssertDebug(explosionInfo.ExplosionSphere.Radius > 0);
MyRender.GetRenderProfiler().StartProfilingBlock("MyExplosion.Start");
m_explosionSphere = explosionInfo.ExplosionSphere;
m_elapsedMiliseconds = 0;
m_lifespanInMiliseconds = explosionInfo.LifespanMiliseconds;
if (explosionInfo.PlaySound)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Sound");
// Play explosion sound
if (m_explosionCue != null && m_explosionCue.Value.IsPlaying)
{
m_explosionCue.Value.Stop(SharpDX.XACT3.StopFlags.Immediate);
}
m_explosionCue = MyAudio.AddCue3D(GetCueEnumByExplosionType(explosionInfo.ExplosionType), m_explosionSphere.Center, Vector3.Zero, Vector3.Zero, Vector3.Zero);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
MyRender.GetRenderProfiler().StartProfilingBlock("Light");
// Light of explosion
/*
* m_light = MyLights.AddLight();
* if (m_light != null)
* {
* m_light.Start(MyLight.LightTypeEnum.PointLight, m_explosionSphere.Center, MyExplosionsConstants.EXPLOSION_LIGHT_COLOR, 1, Math.Min(m_explosionSphere.Radius * 8.0f, MyLightsConstants.MAX_POINTLIGHT_RADIUS));
* m_light.Intensity = 2.0f;
* } */
MyRender.GetRenderProfiler().EndProfilingBlock();
// close explosion check
bool close = IsExplosionClose(explosionInfo.ExplosionSphere);
MyParticleEffectsIDEnum newParticlesType;
switch (explosionInfo.ExplosionType)
{
case MyExplosionTypeEnum.SMALL_SHIP_EXPLOSION:
// Create metal debris objects thrown from the explosion
// This must be called before ApplyExplosionForceAndDamage (because there we apply impulses to the debris)
// Throw a lot of debrises, more than only if some metalic object is hit (because this is destruction of a ship)
//MyPhysObjectExplosionDebrises.CreateExplosionDebris(m_explosionSphere.Center, 1);
newParticlesType = MyParticleEffectsIDEnum.Explosion_Smallship;
break;
case MyExplosionTypeEnum.MISSILE_EXPLOSION:
newParticlesType =
// ? MyParticleEffectsIDEnum.Explosion_Missile_Close
MyParticleEffectsIDEnum.Explosion_Missile;
break;
case MyExplosionTypeEnum.BOMB_EXPLOSION:
case MyExplosionTypeEnum.GRAVITY_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Bomb;
break;
case MyExplosionTypeEnum.AMMO_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Ammo;
break;
case MyExplosionTypeEnum.BLASTER_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Blaster;
break;
case MyExplosionTypeEnum.BIOCHEM_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_BioChem;
break;
case MyExplosionTypeEnum.EMP_EXPLOSION:
case MyExplosionTypeEnum.FLASH_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_EMP;
break;
case MyExplosionTypeEnum.METEOR_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Meteor;
break;
case MyExplosionTypeEnum.NUCLEAR_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Nuclear;
break;
case MyExplosionTypeEnum.PLASMA_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Plasma;
break;
case MyExplosionTypeEnum.SMALL_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_SmallPrefab;
break;
case MyExplosionTypeEnum.LARGE_SHIP_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Huge;
break;
case MyExplosionTypeEnum.LARGE_PREFAB_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Large;
break;
case MyExplosionTypeEnum.MEDIUM_PREFAB_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Medium;
break;
case MyExplosionTypeEnum.ASTEROID_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Asteroid;
break;
default:
throw new System.NotImplementedException();
break;
}
if (explosionInfo.Damage > 0)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Voxel or collision");
// If explosion sphere intersects a voxel map, we need to cut out a sphere, spawn debrises, etc
MyVoxelMap voxelMap = explosionInfo.AffectVoxels && explosionInfo.EmpDamage == 0 ? MyVoxelMaps.GetOverlappingWithSphere(ref m_explosionSphere) : null;
if (voxelMap != null)
{
// Dirty explosion with a lot of dust
MyMwcVoxelMaterialsEnum?voxelMaterial = null;
float voxelContentRemovedInPercent = 0;
bool createDebris = true; // We want to create debris
if (explosionInfo.HitEntity != null) // but not when we hit prefab
{
createDebris &= explosionInfo.HitEntity is MyVoxelMap;
}
//cut off
BoundingSphere voxelExpSphere = new BoundingSphere(explosionInfo.VoxelExplosionCenter, m_explosionSphere.Radius * explosionInfo.VoxelCutoutScale);
if (MyVoxelGenerator.CutOutSphereFast(voxelMap, voxelExpSphere, out voxelContentRemovedInPercent, out voxelMaterial, (explosionInfo.OwnerEntity is MySmallShip && explosionInfo.OwnerEntity == Managers.Session.MySession.PlayerShip), MyFakes.VOXELS_REMOVE_RATIO))
{
if (explosionInfo.HitEntity is MyVoxelMap)
{
HUD.MyHud.ShowIndestructableAsteroidNotification();
}
createDebris = false; // and no debris when voxel is indestructible
}
// Only if at least something was removed from voxel map
// If voxelContentRemovedInPercent is more than zero than also voxelMaterial shouldn't be null, but I rather check both of them.
if ((voxelContentRemovedInPercent > 0) && (voxelMaterial != null))
{
//remove decals
MyDecals.HideTrianglesAfterExplosion(voxelMap, ref voxelExpSphere);
MyRender.GetRenderProfiler().StartProfilingBlock("CreateDebris");
if (explosionInfo.CreateDebris && (createDebris || explosionInfo.ForceDebris) && MyRenderConstants.RenderQualityProfile.ExplosionDebrisCountMultiplier > 0)
{
// Create debris rocks thrown from the explosion
// This must be called before ApplyExplosionForceAndDamage (because there we apply impulses to the debris)
MyExplosionDebrisVoxel.CreateExplosionDebris(ref voxelExpSphere, voxelContentRemovedInPercent, voxelMaterial.Value, explosionInfo.GroupMask, voxelMap);
}
MyRender.GetRenderProfiler().EndProfilingBlock();
MyRender.GetRenderProfiler().StartProfilingBlock("CreateParticleEffect");
MyParticleEffect explosionEffect = MyParticlesManager.CreateParticleEffect((int)MyParticleEffectsIDEnum.MaterialExplosion_Destructible);
explosionEffect.WorldMatrix = Matrix.CreateTranslation(voxelExpSphere.Center);
explosionEffect.UserRadiusMultiplier = voxelExpSphere.Radius;
MyRender.GetRenderProfiler().EndProfilingBlock();
}
}
MyRender.GetRenderProfiler().EndProfilingBlock();
}
if (explosionInfo.Damage > 0)
{
// Create dirt decals in player's cockpit glass
MyRender.GetRenderProfiler().StartProfilingBlock("Cockpit Decals");
CreateDirtDecalOnCockpitGlass(ref m_explosionSphere);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
if (DEBUG_EXPLOSIONS)
{
MyRender.GetRenderProfiler().EndProfilingBlock();
return;
}
if (explosionInfo.Damage > 0)
{
BoundingSphere influenceExplosionSphere = m_explosionSphere;
influenceExplosionSphere.Radius *= MyExplosionsConstants.EXPLOSION_RADIUS_MULTPLIER_FOR_IMPULSE;
for (int i = 0; i < explosionInfo.CascadeLevel; i++)
{
influenceExplosionSphere.Radius *= MyExplosionsConstants.EXPLOSION_CASCADE_FALLOFF;
}
// Throws surrounding objects away from centre of the explosion.
if (explosionInfo.ApplyForceAndDamage)
{
if (explosionInfo.ExplosionType == MyExplosionTypeEnum.LARGE_PREFAB_EXPLOSION ||
explosionInfo.ExplosionType == MyExplosionTypeEnum.LARGE_SHIP_EXPLOSION ||
explosionInfo.ExplosionType == MyExplosionTypeEnum.MEDIUM_PREFAB_EXPLOSION)
{
DisableContainedDummyParticles(ref explosionInfo);
}
explosionInfo.StrengthImpulse = MyExplosionsConstants.EXPLOSION_STRENGTH_IMPULSE * m_explosionSphere.Radius / 20;
explosionInfo.StrengthAngularImpulse = MyExplosionsConstants.EXPLOSION_STRENGTH_ANGULAR_IMPULSE;
explosionInfo.HitEntity = explosionInfo.HitEntity != null?explosionInfo.HitEntity.GetBaseEntity() : null;
MyRender.GetRenderProfiler().StartProfilingBlock("ApplyExplosionForceAndDamage");
MyEntities.ApplyExplosionForceAndDamage(ref explosionInfo);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
// Look for objects in explosion radius
BoundingBox boundingBox;
BoundingBox.CreateFromSphere(ref influenceExplosionSphere, out boundingBox);
//if (explosionInfo.CreateDecals && explosionInfo.Direction.HasValue && explosionInfo.EmpDamage == 0)
//{
// CreateDecals(explosionInfo.Direction.Value);
//}
}
if (explosionInfo.CreateParticleEffect)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Particles");
if (explosionInfo.CustomEffect != null)
{
if (explosionInfo.CustomEffect.ParticleID == 0)
{
explosionInfo.CustomEffect.ParticleID = (int)newParticlesType;
}
//Reload effect
explosionInfo.CustomEffect.Enabled = false;
explosionInfo.CustomEffect.Enabled = true;
}
else
{
// Explosion particles
GenerateExplosionParticles(newParticlesType, m_explosionSphere, explosionInfo.ParticleScale);
}
MyRender.GetRenderProfiler().EndProfilingBlock();
}
MyRender.GetRenderProfiler().EndProfilingBlock();
/*
* // When MyAmmoBase entity is closed to explosion it will explode
* if (entity is MyAmmoBase)
* {
* (entity as MyAmmoBase).ExplodeCascade(cascadeLevel + 1);
* }
*/
// Smut decals - must be called after the explosion, after voxels are cutted out
/*if ((intersection.PhysObject is MyVoxelMap) == false)
* {
* if (intersection.PhysObject is MyCockpitGlass)
* {
* // Change phys object so rest of the code will think we hit the parent
* // Same fix is in projectile too - because cockpit glass is only helper object, we don't use it for real rendering and stuff
* // And if not changed, it can make problem in "phys object decals"
* intersection.PhysObject = intersection.PhysObject.Parent;
* }
*
* // Create explosion smut decal on model we hit by this missile
* MyDecals.Add(
* MyDecalTexturesEnum.ExplosionSmut,
* MyMwcUtils.GetRandomFloat(m_explosionSphere.Radius * 0.7f, m_explosionSphere.Radius * 1.3f),
* MyMwcUtils.GetRandomRadian(),
* GetSmutDecalRandomColor(),
* true,
* ref intersection);
* }
* else
* {
* // Creating explosion smut decal on voxel is more complicated than on voxel. We will project few lines
* // from explosion epicentrum to the surounding world (random directions) and place decal where intersection detected.
* //if (knownMissileDirection != null)
* //{
* // MyLine linePrologned = new MyLine(knownIntersection.Value.IntersectionPointInObjectSpace,
* // knownIntersection.Value.IntersectionPointInObjectSpace + knownMissileDirection.Value * MyExplosionsConstants.EXPLOSION_RANDOM_RADIUS_MAX * 2,
* // true);
* // MyLineTriangleIntersectionResult intersectionForSmut = knownIntersection.Value.VoxelMap.GetIntersectionWithLine(ref linePrologned);
* // if (intersectionForSmut.Found == true)
* // {
* // MyDecals.Add(
* // MyDecalTexturesEnum.ExplosionSmut,
* // MyMwcUtils.GetRandomFloat(m_explosionSphere.Radius * 0.5f, m_explosionSphere.Radius * 1.0f),
* // MyMwcUtils.GetRandomRadian(),
* // GetSmutDecalRandomColor(),
* // false,
* // ref intersectionForSmut);
* // }
* //}
* }*/
// Generate dust particles that will stay in place of the explosion
//doesnt look good in final
//GenerateStatisDustParticles(m_explosionSphere);
}
/// <summary>
/// Generates explosion and debris.
/// </summary>
protected virtual void Explode()
{
//if (Physics.Enabled)
//{
// Physics.Enabled = false;
// Physics.Clear();
//}
// only if prefab is big enough, make it explode and create debris))
if (WorldVolumeHr.Radius > m_config.MinSizeForExplosion)
{
DestroyPrefabsInside();
MyExplosion newExplosion = MyExplosions.AddExplosion();
if (newExplosion != null)
{
BoundingSphere explosionSphere = WorldVolumeHr;
explosionSphere.Radius *= m_config.ExplosionRadiusMultiplier;
float particleScale = 1;
/* if (explosionSphere.Radius > MyExplosionsConstants.EXPLOSION_RADIUS_MAX)
{
particleScale = explosionSphere.Radius / MyExplosionsConstants.EXPLOSION_RADIUS_MAX;
explosionSphere.Radius = MathHelper.Min(explosionSphere.Radius, MyExplosionsConstants.EXPLOSION_RADIUS_MAX);
}
else*/
if (m_config.ExplosionType == MyExplosionTypeEnum.BOMB_EXPLOSION)
{
particleScale = MathHelper.Max(1, WorldVolumeHr.Radius * 0.2f);
}
if (m_config.ExplosionType == MyExplosionTypeEnum.SMALL_SHIP_EXPLOSION)
{
//Scaled by smallship size
particleScale = MathHelper.Max(1, WorldVolumeHr.Radius / 20f);
}
if (m_config.ExplosionType == MyExplosionTypeEnum.LARGE_SHIP_EXPLOSION)
{
//Scaled by KAI size
particleScale = MathHelper.Max(1, WorldVolumeHr.Radius / 300f);
}
MyVoxelMap voxelMap = MyVoxelMaps.GetOverlappingWithSphere(ref explosionSphere);
MyExplosionDebrisModel.CreateExplosionDebris(ref explosionSphere, MyGroupMask.Empty, this, voxelMap);
float voxelCutoutScale = 0.6f; // Prefabs do smaller voxel cutout
MyExplosionInfo explosionInfo = new MyExplosionInfo()
{
PlayerDamage = 0,
Damage = m_config.ExplosionDamage,
EmpDamage = 0,
ExplosionType = m_config.ExplosionType,
ExplosionSphere = explosionSphere,
LifespanMiliseconds = MyExplosionsConstants.EXPLOSION_LIFESPAN,
VoxelCutoutScale = voxelCutoutScale,
ParticleScale = particleScale * m_config.ExplosionParticleEffectScale,
HitEntity = this,
CheckIntersections = false,
CreateDecals = false,
CreateDebris = false,
CreateParticleEffect = true,
PlaySound = true,
};
newExplosion.Start(ref explosionInfo);
}
}
else
{
var effect = MyParticlesManager.CreateParticleEffect((int)MyParticleEffectsIDEnum.Explosion_SmallPrefab);
effect.WorldMatrix = Matrix.CreateWorld(WorldVolume.Center, WorldMatrix.Forward, WorldMatrix.Up);
//effect.UserRadiusMultiplier = .1f * WorldVolumeHr.Radius;
effect.UserScale = 0.05f * m_config.ExplosionRadiusMultiplier * m_config.ExplosionParticleEffectScale * WorldVolumeHr.Radius;
}
}
public override void UpdateBeforeSimulation()
{
try
{
MyRender.GetRenderProfiler().StartProfilingBlock("MyCannonShot.UpdateBeforeSimulation");
if (this.WorldMatrix.Translation != m_previousPosition)
{
MyLine line = new MyLine(this.WorldMatrix.Translation, m_previousPosition);
MyDangerZones.Instance.Notify(line, OwnerEntity);
}
// Kill this missile
if (m_isExploded && !m_wasPenetration)
{
// Create explosion
MyExplosion newExplosion = MyExplosions.AddExplosion();
if (newExplosion != null)
{
float radius = MyMwcUtils.GetRandomFloat(m_ammoProperties.ExplosionRadius - 2, m_ammoProperties.ExplosionRadius + 2);
BoundingSphere explosionSphere = new BoundingSphere((m_collisionPoint.HasValue ? m_collisionPoint.Value : GetPosition()), radius);
MyExplosionInfo info = new MyExplosionInfo(m_ammoProperties.HealthDamage, m_ammoProperties.ShipDamage, m_ammoProperties.EMPDamage, explosionSphere, m_explosionType, true)
{
GroupMask = Physics.GroupMask,
CascadeLevel = CascadedExplosionLevel,
HitEntity = m_collidedEntity,
OwnerEntity = this.OwnerEntity,
Direction = WorldMatrix.Forward,
ParticleScale = 1.5f,
VoxelExplosionCenter = explosionSphere.Center + radius * WorldMatrix.Forward * 0.6f,
};
info.CreateParticleEffect = !m_hasExplosion;
newExplosion.Start(ref info);
}
if (m_collidedEntity != null && !m_collidedEntity.IsExploded())
{
m_collidedEntity.Physics.AddForce(
MyPhysicsForceType.APPLY_WORLD_IMPULSE_AND_WORLD_ANGULAR_IMPULSE,
WorldMatrix.Forward * MyMissileConstants.HIT_STRENGTH_IMPULSE,
GetPosition() + MyMwcUtils.GetRandomVector3Normalized() * 2,
MyMissileConstants.HIT_STRENGTH_IMPULSE * MyMwcUtils.GetRandomVector3Normalized());
}
MarkForClose();
return;
}
base.UpdateBeforeSimulation();
// Chech timeout and max distance
if ((m_elapsedMiliseconds > MyCannonConstants.SHOT_TIMEOUT) || (Vector3.Distance(this.WorldMatrix.Translation, m_origin) >= m_ammoProperties.MaxTrajectory))
{
MarkForClose();
return;
}
Matrix orientation = GetWorldRotation();
// Update thruster cue/sound
MyAudio.UpdateCuePosition(m_thrusterCue, this.WorldMatrix.Translation, orientation.Forward, orientation.Up, this.Physics.LinearVelocity);
Vector3 pos = this.WorldMatrix.Translation;
if (m_penetratedVoxelMap == null)
{
if (m_smokeEffect != null)
m_smokeEffect.WorldMatrix = WorldMatrix;
}
/*
if (m_wasPenetration)
{
// Create explosion
MyExplosion newExplosion = MyExplosions.AddExplosion();
if (newExplosion != null)
{
float radius = MyMwcUtils.GetRandomFloat(1, 2);
float particleScale = 2.2f; // must be large enough to cover the hole
newExplosion.StartWithPositionOffset(m_ammoProperties.HealthDamage, m_ammoProperties.ShipDamage, m_ammoProperties.EMPDamage, m_explosionType, m_penetrationOrigin - WorldMatrix.Forward * 2, radius, MyExplosionsConstants.EXPLOSION_LIFESPAN, CascadedExplosionLevel, particleScale: particleScale, hitEntity: m_collidedEntity, ownerEntity: m_ownerEntity);
}
m_wasPenetration = false;
m_hasExplosion = true;
} */
if (m_usedAmmo.AmmoType == MyMwcObjectBuilder_SmallShip_Ammo_TypesEnum.Cannon_Proximity_Explosive)
{
// Look for small ships in shots's proximity
BoundingSphere boundingSphere = new BoundingSphere(GetPosition(), MyCannonShotConstants.PROXIMITY_DETECTION_RADIUS);
BoundingBox boundingBox = new BoundingBox();
BoundingBox.CreateFromSphere(ref boundingSphere, out boundingBox);
var elements = MyEntities.GetElementsInBox(ref boundingBox);
for (int i = 0; i < elements.Count; i++)
{
var rigidBody = (MyPhysicsBody)elements[i].GetRigidBody().m_UserData;
var entity = rigidBody.Entity;
if (!(entity is MinerWars.AppCode.Game.Entities.MySmallShip))
continue;
if (entity == OwnerEntity)
continue;
if (entity == this)
continue;
Explode(entity);
break;
}
elements.Clear();
}
/*
if (m_usedAmmo.AmmoType == MyMwcObjectBuilder_SmallShip_Ammo_TypesEnum.Cannon_Tunnel_Buster)
{
m_cuttingSphere.Center = GetPosition();
// We found voxel so lets make tunel into it
MyPhysObjectBase collisionResult = MyEntities.GetIntersectionWithSphere(ref m_cuttingSphere, this, (MySmallShip)Parent);
if (collisionResult is MyVoxelMap)
{
MyVoxelMap voxelMap = collisionResult as MyVoxelMap;
if (m_penetratedVoxelMap == null)
{
m_penetratedVoxelMap = voxelMap;
m_penetrationOrigin = GetPosition();
}
Game.Voxels.MyVoxelGenerator.CutOutSphereFast(voxelMap, m_cuttingSphere);
}
} */
/*
if (m_usedAmmo.AmmoType == MyMwcObjectBuilder_SmallShip_Ammo_TypesEnum.Cannon_Tunnel_Buster)
{
if (m_penetratedVoxelMap != null)
{
//MyCannonShotConstants.BUSTER_PENETRATION_LENGTH
float busterPenetrationLength = m_ammoProperties.ExplosionRadius * 0.75f;
if (Vector3.Distance(m_penetrationOrigin, GetPosition()) >= busterPenetrationLength)
{
m_collisionPoint = GetPosition(); //We want to explode inside voxel, not on collision point
Explode(m_penetratedVoxelMap);
}
}
} */
}
finally
{
MyRender.GetRenderProfiler().EndProfilingBlock();
}
}
protected override void OnContactStart(MyContactEventInfo contactInfo)
{
var collidedEntity = contactInfo.GetOtherEntity(this);
if (!(collidedEntity is MyMeteor))
{
MyParticleEffect pe = MyParticlesManager.CreateParticleEffect((int)MyParticleEffectsIDEnum.Explosion_Meteor);
pe.WorldMatrix = this.WorldMatrix;
pe.UserScale = this.m_size * 0.01f;
MyExplosion newExplosion = MyExplosions.AddExplosion();
MyExplosionInfo info = new MyExplosionInfo()
{
PlayerDamage = 100,
Damage = 100,
EmpDamage = 0,
ExplosionType = MyExplosionTypeEnum.METEOR_EXPLOSION,
ExplosionSphere = new BoundingSphere(GetPosition(), m_size),
LifespanMiliseconds = MyExplosionsConstants.EXPLOSION_LIFESPAN,
ParticleScale = 1,
OwnerEntity = this,
HitEntity = collidedEntity,
ExplosionFlags = MyExplosionFlags.APPLY_FORCE_AND_DAMAGE | MyExplosionFlags.AFFECT_VOXELS | MyExplosionFlags.CREATE_DEBRIS /*| MyExplosionFlags.FORCE_DEBRIS*/,
PlaySound = true,
VoxelCutoutScale = 1,
VoxelExplosionCenter = GetPosition()
};
if (newExplosion != null)
{
newExplosion.Start(ref info);
}
this.MarkForClose();
}
}
private void DisableContainedDummyParticles(ref MyExplosionInfo explosionInfo)
{
BoundingBox aabb = BoundingBox.CreateFromSphere(explosionInfo.ExplosionSphere);
MyRender.GetEntitiesFromPrunningStructure(ref aabb, m_destroyHelper);
foreach (var elem in m_destroyHelper)
{
var entity = ((MyRenderObject)elem).Entity;
var dummyPoint = entity as MyDummyPoint;
if (dummyPoint != null && !dummyPoint.CanSurvivePrefabDestruction())
{
var position = dummyPoint.GetPosition();
dummyPoint.DisableParticleEffect();
}
}
}
/// <summary>
/// Starts the explosion.
/// </summary>
/// <param name="damage"></param>
/// <param name="type"></param>
/// <param name="explosionSphere"></param>
/// <param name="lifespanInMiliseconds"></param>
/// <param name="explosionForceDirection"></param>
/// <param name="groupMask"></param>
/// <param name="createExplosionDebris"></param>
/// <param name="cascadeLevel"></param>
/// <param name="hitEntity"></param>
/// <param name="particleScale"></param>
/// <param name="ownerEntity"></param>
/// <param name="affectVoxels"></param>
/// <param name="applyForceAndDamage"></param>
/// <param name="createDecals"></param>
/// <param name="direction">If applicable, gives the direction of the explosion, e.g. when it was caused by a missile (with its moving direction).</param>
public void Start(ref MyExplosionInfo explosionInfo)
{
//MyCommonDebugUtils.AssertDebug(explosionInfo.ExplosionSphere.Radius <= MyExplosionsConstants.EXPLOSION_RADIUS_MAX);
MyCommonDebugUtils.AssertDebug(explosionInfo.ExplosionSphere.Radius > 0);
MyRender.GetRenderProfiler().StartProfilingBlock("MyExplosion.Start");
m_explosionSphere = explosionInfo.ExplosionSphere;
m_elapsedMiliseconds = 0;
m_lifespanInMiliseconds = explosionInfo.LifespanMiliseconds;
if (explosionInfo.PlaySound)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Sound");
// Play explosion sound
if (m_explosionCue != null && m_explosionCue.Value.IsPlaying)
{
m_explosionCue.Value.Stop(SharpDX.XACT3.StopFlags.Immediate);
}
m_explosionCue = MyAudio.AddCue3D(GetCueEnumByExplosionType(explosionInfo.ExplosionType), m_explosionSphere.Center, Vector3.Zero, Vector3.Zero, Vector3.Zero);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
MyRender.GetRenderProfiler().StartProfilingBlock("Light");
// Light of explosion
/*
m_light = MyLights.AddLight();
if (m_light != null)
{
m_light.Start(MyLight.LightTypeEnum.PointLight, m_explosionSphere.Center, MyExplosionsConstants.EXPLOSION_LIGHT_COLOR, 1, Math.Min(m_explosionSphere.Radius * 8.0f, MyLightsConstants.MAX_POINTLIGHT_RADIUS));
m_light.Intensity = 2.0f;
} */
MyRender.GetRenderProfiler().EndProfilingBlock();
// close explosion check
bool close = IsExplosionClose(explosionInfo.ExplosionSphere);
MyParticleEffectsIDEnum newParticlesType;
switch (explosionInfo.ExplosionType)
{
case MyExplosionTypeEnum.SMALL_SHIP_EXPLOSION:
// Create metal debris objects thrown from the explosion
// This must be called before ApplyExplosionForceAndDamage (because there we apply impulses to the debris)
// Throw a lot of debrises, more than only if some metalic object is hit (because this is destruction of a ship)
//MyPhysObjectExplosionDebrises.CreateExplosionDebris(m_explosionSphere.Center, 1);
newParticlesType = MyParticleEffectsIDEnum.Explosion_Smallship;
break;
case MyExplosionTypeEnum.MISSILE_EXPLOSION:
newParticlesType =
// ? MyParticleEffectsIDEnum.Explosion_Missile_Close
MyParticleEffectsIDEnum.Explosion_Missile;
break;
case MyExplosionTypeEnum.BOMB_EXPLOSION:
case MyExplosionTypeEnum.GRAVITY_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Bomb;
break;
case MyExplosionTypeEnum.AMMO_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Ammo;
break;
case MyExplosionTypeEnum.BLASTER_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Blaster;
break;
case MyExplosionTypeEnum.BIOCHEM_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_BioChem;
break;
case MyExplosionTypeEnum.EMP_EXPLOSION:
case MyExplosionTypeEnum.FLASH_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_EMP;
break;
case MyExplosionTypeEnum.METEOR_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Meteor;
break;
case MyExplosionTypeEnum.NUCLEAR_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Nuclear;
break;
case MyExplosionTypeEnum.PLASMA_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Plasma;
break;
case MyExplosionTypeEnum.SMALL_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_SmallPrefab;
break;
case MyExplosionTypeEnum.LARGE_SHIP_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Huge;
break;
case MyExplosionTypeEnum.LARGE_PREFAB_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Large;
break;
case MyExplosionTypeEnum.MEDIUM_PREFAB_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Medium;
break;
case MyExplosionTypeEnum.ASTEROID_EXPLOSION:
newParticlesType = MyParticleEffectsIDEnum.Explosion_Asteroid;
break;
default:
throw new System.NotImplementedException();
break;
}
if (explosionInfo.Damage > 0)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Voxel or collision");
// If explosion sphere intersects a voxel map, we need to cut out a sphere, spawn debrises, etc
MyVoxelMap voxelMap = explosionInfo.AffectVoxels && explosionInfo.EmpDamage == 0 ? MyVoxelMaps.GetOverlappingWithSphere(ref m_explosionSphere) : null;
if (voxelMap != null)
{
// Dirty explosion with a lot of dust
MyMwcVoxelMaterialsEnum? voxelMaterial = null;
float voxelContentRemovedInPercent = 0;
bool createDebris = true; // We want to create debris
if (explosionInfo.HitEntity != null) // but not when we hit prefab
{
createDebris &= explosionInfo.HitEntity is MyVoxelMap;
}
//cut off
BoundingSphere voxelExpSphere = new BoundingSphere(explosionInfo.VoxelExplosionCenter, m_explosionSphere.Radius * explosionInfo.VoxelCutoutScale);
if (MyVoxelGenerator.CutOutSphereFast(voxelMap, voxelExpSphere, out voxelContentRemovedInPercent, out voxelMaterial, (explosionInfo.OwnerEntity is MySmallShip && explosionInfo.OwnerEntity == Managers.Session.MySession.PlayerShip), MyFakes.VOXELS_REMOVE_RATIO))
{
if (explosionInfo.HitEntity is MyVoxelMap)
{
HUD.MyHud.ShowIndestructableAsteroidNotification();
}
createDebris = false; // and no debris when voxel is indestructible
}
// Only if at least something was removed from voxel map
// If voxelContentRemovedInPercent is more than zero than also voxelMaterial shouldn't be null, but I rather check both of them.
if ((voxelContentRemovedInPercent > 0) && (voxelMaterial != null))
{
//remove decals
MyDecals.HideTrianglesAfterExplosion(voxelMap, ref voxelExpSphere);
MyRender.GetRenderProfiler().StartProfilingBlock("CreateDebris");
if (explosionInfo.CreateDebris && (createDebris || explosionInfo.ForceDebris) && MyRenderConstants.RenderQualityProfile.ExplosionDebrisCountMultiplier > 0)
{
// Create debris rocks thrown from the explosion
// This must be called before ApplyExplosionForceAndDamage (because there we apply impulses to the debris)
MyExplosionDebrisVoxel.CreateExplosionDebris(ref voxelExpSphere, voxelContentRemovedInPercent, voxelMaterial.Value, explosionInfo.GroupMask, voxelMap);
}
MyRender.GetRenderProfiler().EndProfilingBlock();
MyRender.GetRenderProfiler().StartProfilingBlock("CreateParticleEffect");
MyParticleEffect explosionEffect = MyParticlesManager.CreateParticleEffect((int)MyParticleEffectsIDEnum.MaterialExplosion_Destructible);
explosionEffect.WorldMatrix = Matrix.CreateTranslation(voxelExpSphere.Center);
explosionEffect.UserRadiusMultiplier = voxelExpSphere.Radius;
MyRender.GetRenderProfiler().EndProfilingBlock();
}
}
MyRender.GetRenderProfiler().EndProfilingBlock();
}
if (explosionInfo.Damage > 0)
{
// Create dirt decals in player's cockpit glass
MyRender.GetRenderProfiler().StartProfilingBlock("Cockpit Decals");
CreateDirtDecalOnCockpitGlass(ref m_explosionSphere);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
if (DEBUG_EXPLOSIONS)
{
MyRender.GetRenderProfiler().EndProfilingBlock();
return;
}
if (explosionInfo.Damage > 0)
{
BoundingSphere influenceExplosionSphere = m_explosionSphere;
influenceExplosionSphere.Radius *= MyExplosionsConstants.EXPLOSION_RADIUS_MULTPLIER_FOR_IMPULSE;
for (int i = 0; i < explosionInfo.CascadeLevel; i++)
{
influenceExplosionSphere.Radius *= MyExplosionsConstants.EXPLOSION_CASCADE_FALLOFF;
}
// Throws surrounding objects away from centre of the explosion.
if (explosionInfo.ApplyForceAndDamage)
{
if (explosionInfo.ExplosionType == MyExplosionTypeEnum.LARGE_PREFAB_EXPLOSION ||
explosionInfo.ExplosionType == MyExplosionTypeEnum.LARGE_SHIP_EXPLOSION ||
explosionInfo.ExplosionType == MyExplosionTypeEnum.MEDIUM_PREFAB_EXPLOSION)
DisableContainedDummyParticles(ref explosionInfo);
explosionInfo.StrengthImpulse = MyExplosionsConstants.EXPLOSION_STRENGTH_IMPULSE * m_explosionSphere.Radius / 20;
explosionInfo.StrengthAngularImpulse = MyExplosionsConstants.EXPLOSION_STRENGTH_ANGULAR_IMPULSE;
explosionInfo.HitEntity = explosionInfo.HitEntity != null ? explosionInfo.HitEntity.GetBaseEntity() : null;
MyRender.GetRenderProfiler().StartProfilingBlock("ApplyExplosionForceAndDamage");
MyEntities.ApplyExplosionForceAndDamage(ref explosionInfo);
MyRender.GetRenderProfiler().EndProfilingBlock();
}
// Look for objects in explosion radius
BoundingBox boundingBox;
BoundingBox.CreateFromSphere(ref influenceExplosionSphere, out boundingBox);
//if (explosionInfo.CreateDecals && explosionInfo.Direction.HasValue && explosionInfo.EmpDamage == 0)
//{
// CreateDecals(explosionInfo.Direction.Value);
//}
}
if (explosionInfo.CreateParticleEffect)
{
MyRender.GetRenderProfiler().StartProfilingBlock("Particles");
if (explosionInfo.CustomEffect != null)
{
if (explosionInfo.CustomEffect.ParticleID == 0)
explosionInfo.CustomEffect.ParticleID = (int)newParticlesType;
//Reload effect
explosionInfo.CustomEffect.Enabled = false;
explosionInfo.CustomEffect.Enabled = true;
}
else
{
// Explosion particles
GenerateExplosionParticles(newParticlesType, m_explosionSphere, explosionInfo.ParticleScale);
}
MyRender.GetRenderProfiler().EndProfilingBlock();
}
MyRender.GetRenderProfiler().EndProfilingBlock();
/*
// When MyAmmoBase entity is closed to explosion it will explode
if (entity is MyAmmoBase)
{
(entity as MyAmmoBase).ExplodeCascade(cascadeLevel + 1);
}
*/
// Smut decals - must be called after the explosion, after voxels are cutted out
/*if ((intersection.PhysObject is MyVoxelMap) == false)
{
if (intersection.PhysObject is MyCockpitGlass)
{
// Change phys object so rest of the code will think we hit the parent
// Same fix is in projectile too - because cockpit glass is only helper object, we don't use it for real rendering and stuff
// And if not changed, it can make problem in "phys object decals"
intersection.PhysObject = intersection.PhysObject.Parent;
}
// Create explosion smut decal on model we hit by this missile
MyDecals.Add(
MyDecalTexturesEnum.ExplosionSmut,
MyMwcUtils.GetRandomFloat(m_explosionSphere.Radius * 0.7f, m_explosionSphere.Radius * 1.3f),
MyMwcUtils.GetRandomRadian(),
GetSmutDecalRandomColor(),
true,
ref intersection);
}
else
{
// Creating explosion smut decal on voxel is more complicated than on voxel. We will project few lines
// from explosion epicentrum to the surounding world (random directions) and place decal where intersection detected.
//if (knownMissileDirection != null)
//{
// MyLine linePrologned = new MyLine(knownIntersection.Value.IntersectionPointInObjectSpace,
// knownIntersection.Value.IntersectionPointInObjectSpace + knownMissileDirection.Value * MyExplosionsConstants.EXPLOSION_RANDOM_RADIUS_MAX * 2,
// true);
// MyLineTriangleIntersectionResult intersectionForSmut = knownIntersection.Value.VoxelMap.GetIntersectionWithLine(ref linePrologned);
// if (intersectionForSmut.Found == true)
// {
// MyDecals.Add(
// MyDecalTexturesEnum.ExplosionSmut,
// MyMwcUtils.GetRandomFloat(m_explosionSphere.Radius * 0.5f, m_explosionSphere.Radius * 1.0f),
// MyMwcUtils.GetRandomRadian(),
// GetSmutDecalRandomColor(),
// false,
// ref intersectionForSmut);
// }
//}
}*/
// Generate dust particles that will stay in place of the explosion
//doesnt look good in final
//GenerateStatisDustParticles(m_explosionSphere);
}
public void Start(float playerDamage, float damage, float empDamage, MyExplosionTypeEnum type, BoundingSphere explosionSphere, int lifespanInMiliseconds, MyExplosionForceDirection explosionForceDirection, MyGroupMask groupMask, bool createExplosionDebris, int cascadeLevel = 0, MyEntity hitEntity = null, float particleScale = 1.0f, MyEntity ownerEntity = null, bool affectVoxels = true, bool applyForceAndDamage = true, bool createDecals = true, Vector3? direction = null, bool forceDebris = false, bool playSound = false)
{
MyExplosionInfo info = new MyExplosionInfo(playerDamage, damage, empDamage, explosionSphere, type, playSound)
{
LifespanMiliseconds = lifespanInMiliseconds,
ExplosionForceDirection = explosionForceDirection,
GroupMask = groupMask,
ExplosionFlags = MyExplosionFlags.CREATE_PARTICLE_EFFECT,
CascadeLevel = cascadeLevel,
HitEntity = hitEntity,
ParticleScale = particleScale,
OwnerEntity = ownerEntity,
Direction = direction,
VoxelCutoutScale = 1.0f,
};
info.AffectVoxels = affectVoxels;
info.ApplyForceAndDamage = applyForceAndDamage;
info.CreateDebris = createExplosionDebris;
info.CreateDecals = createDecals;
info.ForceDebris = forceDebris;
info.VoxelExplosionCenter = explosionSphere.Center;
Start(ref info);
}
// Start explosion at specified position, with radius and lifespan.
// type - specifies what type of object exploded
// explosionSphere - position and radius
// lifespanInMiliseconds - explosion life span
// IMPORTANT: This class isn't realy inicialized by constructor, but by Start()
public void Start(float playerDamage, float damage, float empDamage, MyExplosionTypeEnum type, BoundingSphere explosionSphere, int lifespanInMiliseconds, int cascadeLevel = 0, MyEntity hitEntity = null, float particleScale = 1.0f, MyEntity ownerEntity = null, bool forceDebris = false, bool createDecals = true, float voxelCutoutScale = 1.0f, bool playSound = true, bool checkIntersections = true)
{
// Call main explosion starter
MyExplosionInfo info = new MyExplosionInfo(playerDamage, damage, empDamage, explosionSphere, type, playSound)
{
LifespanMiliseconds = lifespanInMiliseconds,
ExplosionForceDirection = MyExplosionForceDirection.EXPLOSION,
GroupMask = MyGroupMask.Empty,
ExplosionFlags = MyExplosionFlags.CREATE_DEBRIS | MyExplosionFlags.AFFECT_VOXELS | MyExplosionFlags.APPLY_FORCE_AND_DAMAGE | MyExplosionFlags.CREATE_PARTICLE_EFFECT,
CascadeLevel = cascadeLevel,
HitEntity = hitEntity,
ParticleScale = particleScale,
OwnerEntity = ownerEntity,
Direction = null,
VoxelCutoutScale = voxelCutoutScale,
CheckIntersections = checkIntersections,
};
info.ForceDebris = forceDebris;
info.CreateDecals = createDecals;
info.VoxelExplosionCenter = explosionSphere.Center;
Start(ref info);
}
