public MyEnvironmentItemDefinition GetItemDefinition(MyStringHash subtypeId)
{
MyEnvironmentItemDefinition definition = null;
MyDefinitionId defId = new MyDefinitionId(this.m_itemDefinitionType, subtypeId);
MyDefinitionManager.Static.TryGetDefinition <MyEnvironmentItemDefinition>(defId, out definition);
return(definition);
}
public MyEnvironmentItemDefinition GetItemDefinition(MyStringHash subtypeId)
{
MyEnvironmentItemDefinition retval = null;
MyDefinitionId defId = new MyDefinitionId(m_itemDefinitionType, subtypeId);
MyDefinitionManager.Static.TryGetDefinition(defId, out retval);
Debug.Assert(retval != null, "Could not find environment item with definition id " + defId);
return(retval);
}
public static void CreateFracturePiece(MyEnvironmentItemDefinition itemDefinition, HkdBreakableShape oldBreakableShape, MatrixD worldMatrix, Vector3 hitNormal, List<HkdShapeInstanceInfo> shapeList,
float forceMultiplier, bool canContainFixedChildren)
{
bool containsFixedChildren = false;
if (canContainFixedChildren)
{
foreach (var shapeInst in shapeList)
{
shapeInst.Shape.SetMotionQualityRecursively(HkdBreakableShape.BodyQualityType.QUALITY_DEBRIS);
var t = worldMatrix.Translation + worldMatrix.Up * 1.5f;
var o = Quaternion.CreateFromRotationMatrix(worldMatrix.GetOrientation());
MyPhysics.GetPenetrationsShape(shapeInst.Shape.GetShape(), ref t, ref o, m_tmpResults, MyPhysics.DefaultCollisionLayer);
bool flagSet = false;
foreach (var res in m_tmpResults)
{
var entity = res.GetCollisionEntity();
if (entity is MyVoxelMap)
{
shapeInst.Shape.SetFlagRecursively(HkdBreakableShape.Flags.IS_FIXED);
containsFixedChildren = true;
flagSet = true;
break;
}
if (flagSet)
break;
}
m_tmpResults.Clear();
}
}
HkdBreakableShape compound = new HkdCompoundBreakableShape(oldBreakableShape, shapeList);
((HkdCompoundBreakableShape)compound).RecalcMassPropsFromChildren();
//compound.SetMassRecursively(500);
//compound.SetStrenghtRecursively(5000, 0.7f);
var fp = MyDestructionHelper.CreateFracturePiece(compound, MyPhysics.SingleWorld.DestructionWorld, ref worldMatrix, containsFixedChildren, itemDefinition.Id, true);
if (fp != null && !canContainFixedChildren)
{
ApplyImpulseToTreeFracture(ref worldMatrix, ref hitNormal, shapeList, ref compound, fp, forceMultiplier);
fp.Physics.ForceActivate();
}
}
private void CreateBreakableShape(MyEnvironmentItemDefinition itemDefinition, ref MyEnvironmentItemData itemData, ref Vector3D hitWorldPosition, Vector3 hitNormal, float forceMultiplier)
{
var breakableShape = MyModels.GetModelOnlyData(itemDefinition.Model).HavokBreakableShapes[0].Clone();
MatrixD world = itemData.Transform.TransformMatrix;
breakableShape.SetMassRecursively(500);
breakableShape.SetStrenghtRecursively(5000, 0.7f);
breakableShape.GetChildren(m_childrenTmp);
var test = MyModels.GetModelOnlyData(itemDefinition.Model).HavokBreakableShapes;
Vector3 hitLocalPosition = Vector3D.Transform(hitWorldPosition, MatrixD.Normalize(MatrixD.Invert(world)));
float cutLocalYPosition = (float)(hitWorldPosition.Y - (double)itemData.Transform.Position.Y);
List<HkdShapeInstanceInfo> childrenBelow = new List<HkdShapeInstanceInfo>();
List<HkdShapeInstanceInfo> childrenAbove = new List<HkdShapeInstanceInfo>();
HkdShapeInstanceInfo? stumpInstanceInfo = null;
foreach (var shapeInst in m_childrenTmp)
{
// The first child shape in the breakable shape should be the stump!
if (stumpInstanceInfo == null || shapeInst.CoM.Y < stumpInstanceInfo.Value.CoM.Y)
stumpInstanceInfo = shapeInst;
if (shapeInst.CoM.Y > cutLocalYPosition)
childrenAbove.Add(shapeInst);
else
childrenBelow.Add(shapeInst);
}
// Resolve stump - if we have 2 children bellow then move one to above list
if (childrenBelow.Count == 2)
{
if (childrenBelow[0].CoM.Y < childrenBelow[1].CoM.Y && cutLocalYPosition < childrenBelow[1].CoM.Y + 1.25f)
{
childrenAbove.Insert(0, childrenBelow[1]);
childrenBelow.RemoveAt(1);
}
else if (childrenBelow[0].CoM.Y > childrenBelow[1].CoM.Y && cutLocalYPosition < childrenBelow[0].CoM.Y + 1.25f)
{
childrenAbove.Insert(0, childrenBelow[0]);
childrenBelow.RemoveAt(0);
}
}
else if (childrenBelow.Count == 0)
{
if (childrenAbove.Remove(stumpInstanceInfo.Value))
childrenBelow.Add(stumpInstanceInfo.Value);
else
Debug.Fail("Cannot remove shape instance from collection");
}
if (childrenBelow.Count > 0)
CreateFracturePiece(itemDefinition, breakableShape, world, hitNormal, childrenBelow, forceMultiplier, true);
if (childrenAbove.Count > 0)
CreateFracturePiece(itemDefinition, breakableShape, world, hitNormal, childrenAbove, forceMultiplier, false);
m_childrenTmp.Clear();
}
private static void CheckModelConsistency(MyEnvironmentItemDefinition itemDefinition)
{
int savedModelId;
if (m_subtypeToModels.TryGetValue(itemDefinition.Id.SubtypeId, out savedModelId))
{
Debug.Assert(savedModelId == MyModel.GetId(itemDefinition.Model), "Environment item subtype id maps to a different model id than it used to!");
}
else
{
if (itemDefinition.Model != null)
m_subtypeToModels.Add(itemDefinition.Id.SubtypeId, MyModel.GetId(itemDefinition.Model));
}
}
/// <summary>
/// Adds environment item to internal collections. Creates render and physics data.
/// </summary>
/// <returns>True if successfully added, otherwise false.</returns>
private bool AddItem(
MyEnvironmentItemDefinition itemDefinition,
ref MatrixD worldMatrix,
ref BoundingBoxD aabbWorld, bool silentOverlaps = false)
{
if (!MyFakes.ENABLE_ENVIRONMENT_ITEMS)
return true;
Debug.Assert(m_definition.ContainsItemDefinition(itemDefinition),
String.Format("Environment item with definition '{0}' not found in class '{1}'", itemDefinition.Id, m_definition.Id));
if (!m_definition.ContainsItemDefinition(itemDefinition))
{
return false;
}
if (itemDefinition.Model == null)
return false;
//MyDefinitionId defId = new MyDefinitionId(envItemObjectBuilderType, subtypeId.ToString());
int modelId = MyEnvironmentItems.GetModelId(itemDefinition.Id.SubtypeId);
string modelName = MyModel.GetById(modelId);
MyModel model = MyModels.GetModelOnlyData(modelName);
if (model == null)
{
//Debug.Fail(String.Format("Environment item model of '{0}' not found, skipping the item...", itemDefinition.Id));
return false;
}
CheckModelConsistency(itemDefinition);
int localId = worldMatrix.Translation.GetHashCode();
if (m_itemsData.ContainsKey(localId))
{
if (!silentOverlaps)
{
Debug.Fail("More items on same place! " + worldMatrix.Translation.ToString());
MyLog.Default.WriteLine("WARNING: items are on the same place.");
}
return false;
}
MyEnvironmentItemData data = new MyEnvironmentItemData()
{
Id = localId,
SubtypeId = itemDefinition.Id.SubtypeId,
Transform = new MyTransformD(ref worldMatrix),
Enabled = true,
SectorInstanceId = -1,
Model = model,
};
//Preload split planes
//VRageRender.MyRenderProxy.PreloadMaterials(model.AssetName);
aabbWorld.Include(model.BoundingBox.Transform(worldMatrix));
MatrixD transform = data.Transform.TransformMatrix;
float sectorSize = MyFakes.ENVIRONMENT_ITEMS_ONE_INSTANCEBUFFER ? 20000 : m_definition.SectorSize;
Vector3I sectorId = MyEnvironmentSector.GetSectorId(transform.Translation - CellsOffset, sectorSize);
MyEnvironmentSector sector;
if (!m_sectors.TryGetValue(sectorId, out sector))
{
sector = new MyEnvironmentSector(sectorId, sectorId * sectorSize + CellsOffset);
m_sectors.Add(sectorId, sector);
}
// Adds instance of the given model. Local matrix specified might be changed internally in renderer.
MatrixD sectorOffsetInv = MatrixD.CreateTranslation(-sectorId * sectorSize - CellsOffset);
Matrix transformL = (Matrix)(data.Transform.TransformMatrix * sectorOffsetInv);
data.SectorInstanceId = sector.AddInstance(itemDefinition.Id.SubtypeId, modelId, localId, ref transformL, model.BoundingBox, m_instanceFlags, m_definition.MaxViewDistance);
data.Transform = new MyTransformD(transform);
m_itemsData.Add(localId, data);
if (ItemAdded != null)
{
ItemAdded(this,
new ItemInfo()
{
LocalId = localId,
SubtypeId = data.SubtypeId,
Transform = data.Transform,
});
}
return true;
}
/// <summary>
/// Spawn environment item with the definition subtype on world position.
/// </summary>
public static bool SpawnItem(MyEnvironmentItemsSpawnData spawnData, MyEnvironmentItemDefinition itemDefinition, Vector3D position, Vector3D up, bool silentOverlaps = true)
{
if (!MyFakes.ENABLE_ENVIRONMENT_ITEMS)
return true;
Debug.Assert(spawnData != null && spawnData.EnvironmentItems != null);
//Debug.Assert(itemDefinition != null);
if (spawnData == null || spawnData.EnvironmentItems == null || itemDefinition == null)
{
return false;
}
Vector3D forward = MyUtils.GetRandomPerpendicularVector(ref up);
MatrixD worldMatrix = MatrixD.CreateWorld(position, forward, up);
return spawnData.EnvironmentItems.AddItem(itemDefinition, ref worldMatrix, ref spawnData.AabbWorld, silentOverlaps);
}
private static void CheckModelConsistency(MyEnvironmentItemDefinition itemDefinition)
{
List<int> savedModelsId;
if (m_subtypeToModels.TryGetValue(itemDefinition.Id.SubtypeId, out savedModelsId))
{
Debug.Assert(savedModelsId.Count == itemDefinition.Models.Length, "Mismatch of amount of models for given env item");
if (savedModelsId.Count == itemDefinition.Models.Length)
{
for (int i = 0; i < itemDefinition.Models.Length; i++)
{
Debug.Assert(savedModelsId[i] == MyModel.GetId(itemDefinition.Models[i]), "Environment item subtype id maps to a different model id than it used to!");
}
}
}
else
{
savedModelsId = new List<int>(itemDefinition.Models.Length);
for (int i = 0; i < itemDefinition.Models.Length; i++)
{
if (!string.IsNullOrEmpty(itemDefinition.Models[i]))
savedModelsId.Add(MyModel.GetId(itemDefinition.Models[i]));
}
m_subtypeToModels.Add(itemDefinition.Id.SubtypeId, savedModelsId);
}
}
/// <summary>
/// Adds environment item to internal collections. Creates render and physics data.
/// </summary>
/// <returns>True if successfully added, otherwise false.</returns>
private bool AddItem(
MyEnvironmentItemDefinition itemDefinition,
ref MatrixD worldMatrix,
ref BoundingBoxD aabbWorld,
HkStaticCompoundShape sectorRootShape,
Dictionary<MyStringHash, HkShape> subtypeIdToShape,
int localModelId = MAIN_MODEL_LOCAL_ID)
{
if (!MyFakes.ENABLE_ENVIRONMENT_ITEMS)
return true;
Debug.Assert(m_definition.ContainsItemDefinition(itemDefinition),
String.Format("Environment item with definition '{0}' not found in class '{1}'", itemDefinition.Id, m_definition.Id));
if (!m_definition.ContainsItemDefinition(itemDefinition))
{
return false;
}
if (itemDefinition.Model == null)
return false;
//MyDefinitionId defId = new MyDefinitionId(envItemObjectBuilderType, subtypeId.ToString());
int modelId = MyEnvironmentItems.GetModelId(itemDefinition.Id.SubtypeId, localModelId);
string modelName = MyModel.GetById(modelId);
MyModel model = MyModels.GetModelOnlyData(modelName);
if (model == null)
{
//Debug.Fail(String.Format("Environment item model of '{0}' not found, skipping the item...", itemDefinition.Id));
return false;
}
CheckModelConsistency(itemDefinition);
int localId = worldMatrix.Translation.GetHashCode();
MyEnvironmentItemData data = new MyEnvironmentItemData()
{
Id = localId,
SubtypeId = itemDefinition.Id.SubtypeId,
Transform = new MyTransformD(ref worldMatrix),
Enabled = true,
SectorInstanceId = -1,
ModelId = modelId,
};
//Preload split planes
//VRageRender.MyRenderProxy.PreloadMaterials(model.AssetName);
aabbWorld.Include(model.BoundingBox.Transform(worldMatrix));
MatrixD transform = data.Transform.TransformMatrix;
Vector3I sectorId = MyEnvironmentSector.GetSectorId(transform.Translation - CellsOffset, m_definition.SectorSize);
MyEnvironmentSector sector;
if (!m_sectors.TryGetValue(sectorId, out sector))
{
sector = new MyEnvironmentSector(sectorId, sectorId * m_definition.SectorSize + CellsOffset);
m_sectors.Add(sectorId, sector);
}
// Adds instance of the given model. Local matrix specified might be changed internally in renderer.
MatrixD sectorOffset = MatrixD.CreateTranslation(-sectorId * m_definition.SectorSize - CellsOffset);
Matrix transformL = (Matrix)(transform * sectorOffset);
data.SectorInstanceId = sector.AddInstance(itemDefinition.Id.SubtypeId, data.ModelId, localId, ref transformL, model.BoundingBox, m_instanceFlags, m_definition.MaxViewDistance);
int physicsShapeInstanceId;
if (AddPhysicsShape(data.SubtypeId, model, ref transform, sectorRootShape, subtypeIdToShape, out physicsShapeInstanceId))
{
// Map to data index - note that itemData is added after this to its list!
m_physicsShapeInstanceIdToLocalId[physicsShapeInstanceId] = localId;
m_localIdToPhysicsShapeInstanceId[localId] = physicsShapeInstanceId;
}
data.Transform = new MyTransformD(transform);
if (m_itemsData.ContainsKey(localId))
{
//Debug.Fail("More items on same place! " + transform.Translation.ToString());
}
else
{
m_itemsData.Add(localId, data);
}
if (ItemAdded != null)
{
ItemAdded(this,
new ItemInfo()
{
LocalId = localId,
SubtypeId = data.SubtypeId,
Transform = data.Transform,
});
}
return true;
}
public bool ContainsItemDefinition(MyEnvironmentItemDefinition itemDefinition)
{
return itemDefinition.Id.TypeId == m_itemDefinitionType && ContainsItemDefinition(itemDefinition.Id.SubtypeId);
}
public bool ContainsItemDefinition(MyEnvironmentItemDefinition itemDefinition)
{
return(ContainsItemDefinition(itemDefinition.Id));
}
public bool ContainsItemDefinition(MyEnvironmentItemDefinition itemDefinition)
{
return(itemDefinition.Id.TypeId == m_itemDefinitionType && ContainsItemDefinition(itemDefinition.Id.SubtypeId));
}
public bool ContainsItemDefinition(MyEnvironmentItemDefinition itemDefinition) => this.ContainsItemDefinition(itemDefinition.Id);
public bool ContainsItemDefinition(MyEnvironmentItemDefinition itemDefinition)
{
return ContainsItemDefinition(itemDefinition.Id);
}