From 401e31fdc00aa74af2a721e81831e019992c957f Mon Sep 17 00:00:00 2001
From: madmaxoft
+ All the points within the coordinate limits (inclusive the edges) are considered "inside" the box. + However, for intersection purposes, if the intersection is "sharp" in any coord (min1 == max2, i. e. + zero volume), the boxes are considered non-intersecting.
+ ]], + Functions = + { + constructor = + { + { Params = "MinX, MaxX, MinY, MaxY, MinZ, MaxZ", Return = "cBoundingBox", Notes = "Creates a new bounding box with the specified edges" }, + { Params = "{{Vector3d|Min}}, {{Vector3d|Max}}", Return = "cBoundingBox", Notes = "Creates a new bounding box with the coords specified as two vectors" }, + { Params = "{{Vector3d|Pos}}, Radius, Height", Return = "cBoundingBox", Notes = "Creates a new bounding box from the position given and radius (X/Z) and height. Radius is added from X/Z to calculate the maximum coords and subtracted from X/Z to get the minimum; minimum Y is set to Pos.y and maxumim Y to Pos.y plus Height. This corresponds with how {{cEntity|entities}} are represented in Minecraft." }, + { Params = "OtherBoundingBox", Return = "cBoundingBox", Notes = "Creates a new copy of the given bounding box. Same result can be achieved by using a simple assignment." }, + }, + CalcLineIntersection = { Params = "{{Vector3d|LineStart}}, {{Vector3d|LinePt2}}", Return = "DoesIntersect, LineCoeff, Face", Notes = "Calculates the intersection of a ray (half-line), given by two of its points, with the bounding box. Returns false if the line doesn't intersect the bounding box, or true, together with coefficient of the intersection (how much of the difference between the two ray points is needed to reach the intersection), and the face of the box which is intersected.+ The chest entity can be created by the plugins only in the {{OnChunkGenerating}} and + {{OnChunkGenerated}} hooks, as part of the new chunk being generated. Plugins may generate chests + with contents in this way.
++ To manipulate a chest already in the game, you need to use {{cWorld}}'s callback mechanism with + either DoWithChestAt() or ForEachChestInChunk() function. See the code example below ]], Inherits = "cBlockEntityWithItems", Functions = { + constructor = { Params = "BlockX, BlockY, BlockZ", Return = "cChestEntity", Notes = "Creates a new cChestEntity object. To be used only in the chunk generating hooks {{OnChunkGenerating}} and {{OnChunkGenerated}}." }, }, Constants = { + ContentsHeight = { Notes = "Height of the contents' {{cItemGrid|ItemGrid}}, as required by the parent class, {{cBlockEntityWithItems}}" }, + ContentsWidth = { Notes = "Width of the contents' {{cItemGrid|ItemGrid}}, as required by the parent class, {{cBlockEntityWithItems}}" }, }, + AdditionalInfo = + { + { + Header = "Code example", + Contents = [[ + The following example code sets the top-left item of each chest in the same chunk as Player to + 64 * diamond: +
+-- Player is a {{cPlayer}} object instance +local World = Player:GetWorld(); +World:ForEachChestInChunk(Player:GetChunkX(), Player:GetChunkZ(), + function (ChestEntity) + ChestEntity:SetSlot(0, 0, cItem(E_ITEM_DIAMOND, 64)); + end +); ++ ]], + }, + }, -- AdditionalInfo }, cChunkDesc = -- cgit v1.2.3 From b4c7b1879385932706734e30926b362b1aea1c09 Mon Sep 17 00:00:00 2001 From: madmaxoft
+ Also, an object of this type is used in {{cCraftingRecipe}}'s ConsumeIngredients() function for + specifying the exact number of ingredients to consume in that recipe; plugins may use this to + apply the crafting recipe.
]], Functions = { + constructor = { Params = "Width, Height", Return = "cCraftingGrid", Notes = "Creates a new CraftingGrid object. This new crafting grid is not related to any player, but may be needed for {{cCraftingRecipe}}'s ConsumeIngredients function." }, Clear = { Params = "", Return = "", Notes = "Clears the entire grid" }, - ConsumeGrid = { Params = "{{cCraftingGrid|CraftingGrid}}", Return = "", Notes = "Consumes items specified in CraftingGrid from the current contents" }, + ConsumeGrid = { Params = "{{cCraftingGrid|CraftingGrid}}", Return = "", Notes = "Consumes items specified in CraftingGrid from the current contents. Used internally by {{cCraftingRecipe}}'s ConsumeIngredients() function, but available to plugins, too." }, Dump = { Params = "", Return = "", Notes = "DEBUG build: Dumps the contents of the grid to the log. RELEASE build: no action" }, GetHeight = { Params = "", Return = "number", Notes = "Returns the height of the grid" }, GetItem = { Params = "x, y", Return = "{{cItem|cItem}}", Notes = "Returns the item at the specified coords" }, -- cgit v1.2.3 From aeb44b5e66e0e88ca1a69a16282423eae444b47b Mon Sep 17 00:00:00 2001 From: madmaxoft+ The Cuboid considers both its edges inclusive.
]], Functions = { - Sort = { Return = "" }, - IsInside = { Return = "bool" }, - IsInside = { Return = "bool" }, + constructor = + { + { Params = "OtheCuboid", Return = "cCuboid", Notes = "Creates a new Cuboid object as a copy of OtherCuboid" }, + { Params = "{{Vector3i|Point1}}, {{Vector3i|Point2}}", Return = "cCuboid", Notes = "Creates a new Cuboid object with the specified points as its corners." }, + { Params = "X, Y, Z", Return = "cCuboid", Notes = "Creates a new Cuboid object with the specified point as both its corners (the cuboid has a size of 1 in each direction)." }, + { Params = "X1, Y1, Z1, X2, Y2, Z2", Return = "cCuboid", Notes = "Creates a new Cuboid object with the specified points as its corners." }, + }, + Assign = { Params = "X1, Y1, Z1, X2, Y2, Z2", Return = "", Notes = "Assigns all the coords stored in the cuboid. Sort-state is ignored." }, + DifX = { Params = "", Return = "number", Notes = "Returns the difference between the two X coords (X-size minus 1). Assumes sorted." }, + DifY = { Params = "", Return = "number", Notes = "Returns the difference between the two Y coords (Y-size minus 1). Assumes sorted." }, + DifZ = { Params = "", Return = "number", Notes = "Returns the difference between the two Z coords (Z-size minus 1). Assumes sorted." }, + DoesIntersect = { Params = "OtherCuboid", Return = "bool", Notes = "Returns true if this cuboid has at least one voxel in common with OtherCuboid. Note that edges are considered inclusive. Assumes both sorted." }, + IsCompletelyInside = { Params = "OuterCuboid", Return = "bool", Notes = "Returns true if this cuboid is completely inside (in all directions) in OuterCuboid. Assumes both sorted." }, + IsInside = + { + { Params = "X, Y, Z", Return = "bool", Notes = "Returns true if the specified point (integral coords) is inside this cuboid. Assumes sorted." }, + { Params = "{{Vector3i|Point}}", Return = "bool", Notes = "Returns true if the specified point (integral coords) is inside this cuboid. Assumes sorted." }, + { Params = "{{Vector3d|Point}}", Return = "bool", Notes = "Returns true if the specified point (floating-point coords) is inside this cuboid. Assumes sorted." }, + }, + IsSorted = { Params = "", Return = "bool", Notes = "Returns true if this cuboid is sorted" }, + Move = { Params = "OffsetX, OffsetY, OffsetZ", Return = "", Notes = "Adds the specified offsets to each respective coord, effectively moving the Cuboid. Sort-state is ignored." }, + Sort = { Params = "", Return = "" , Notes = "Sorts the internal representation so that p1 contains the lesser coords and p2 contains the greater coords." }, }, Variables = { -- cgit v1.2.3 From 271bbdd7ac15c5fa8de90797016243747b000231 Mon Sep 17 00:00:00 2001 From: STRWarriorAll cEntity objects have an Entity Type so it can be determined what kind of entity it is efficiently. Entities also have a class inheritance awareness, they know their class name, their parent class' name and can decide if there is a class within their inheritance chain. Since these functions operate on strings, they are slightly slower than checking the entity type directly, on the other hand, they are more specific (compare etMob vs "cSpider" class name). -
-Note that you should not store a cEntity object between two hooks' calls, because MCServer may remove that entity in between the calls. If you need to refer to an entity later, use its UniqueID and {{cWorld|cWorld}}'s entity manipulation functions to access the entity. + Desc = [[ + A cEntity object represents an object in the world, it has a position and orientation. cEntity is an + abstract class, and can not be instantiated directly, instead, all entities are implemented as + subclasses. The cEntity class works as the common interface for the operations that all (most) + entities support.
++ All cEntity objects have an Entity Type so it can be determined what kind of entity it is + efficiently. Entities also have a class inheritance awareness, they know their class name, + their parent class' name and can decide if there is a class within their inheritance chain. + Since these functions operate on strings, they are slightly slower than checking the entity type + directly, on the other hand, they are more specific directly. To check if the entity is a spider, + you need to call IsMob(), then cast the object to {{cMonster}} and finally compare + {{cMonster}}:GetMonsterType() to mtSpider. GetClass(), on the other hand, returns "cSpider" + directly.
++ Note that you should not store a cEntity object between two hooks' calls, because MCServer may + despawn / remove that entity in between the calls. If you need to refer to an entity later, use its + UniqueID and {{cWorld|cWorld}}'s entity manipulation functions DoWithEntityByID(), ForEachEntity() + or ForEachEntityInChunk() to access the entity again.
]], Functions = { + AddPosition = + { + { Params = "OffsetX, OffsetY, OffsetZ", Return = "", Notes = "Moves the entity by the specified amount in each axis direction" }, + { Params = "{{Vector3d|Offset}}", Return = "", Notes = "Moves the entity by the specified amount in each direction" }, + }, + AddPosX = { Params = "OffsetX", Return = "", Notes = "Moves the entity by the specified amount in the X axis direction" }, + AddPosY = { Params = "OffsetY", Return = "", Notes = "Moves the entity by the specified amount in the Y axis direction" }, + AddPosZ = { Params = "OffsetZ", Return = "", Notes = "Moves the entity by the specified amount in the Z axis direction" }, + AddSpeed = + { + { Params = "AddX, AddY, AddZ", Return = "", Notes = "Adds the specified amount of speed in each axis direction." }, + { Params = "{{Vector3d|Add}}", Return = "", Notes = "Adds the specified amount of speed in each axis direction." }, + }, + AddSpeedX = { Params = "AddX", Return = "", Notes = "Adds the specified amount of speed in the X axis direction." }, + AddSpeedY = { Params = "AddY", Return = "", Notes = "Adds the specified amount of speed in the Y axis direction." }, + AddSpeedZ = { Params = "AddZ", Return = "", Notes = "Adds the specified amount of speed in the Z axis direction." }, Destroy = { Params = "", Return = "", Notes = "Schedules the entity to be destroyed" }, + GetArmorCoverAgainst = { Params = "AttackerEntity, DamageType, RawDamage", Return = "number", Notes = "Returns the number of hitpoints out of RawDamage that the currently equipped armor would cover. See {{TakeDamageInfo}} for more information on attack damage." }, GetChunkX = { Params = "", Return = "number", Notes = "Returns the X-coord of the chunk in which the entity is placed" }, - GetChunkY = { Params = "", Return = "number", Notes = "Returns the Y-coord of the chunk in which the entity is placed" }, GetChunkZ = { Params = "", Return = "number", Notes = "Returns the Z-coord of the chunk in which the entity is placed" }, - GetClass = { Params = "", Return = "string", Notes = "Returns the classname of the entity, such as \"spider\" or \"pickup\"" }, + GetClass = { Params = "", Return = "string", Notes = "Returns the classname of the entity, such as \"cSpider\" or \"cPickup\"" }, GetClassStatic = { Params = "", Return = "string", Notes = "Returns the entity classname that this class implements. Each descendant overrides this function. Is static" }, - GetEntityType = { Params = "", Return = "cEntity.eEntityType", Notes = "Returns the type of the entity, one of the etXXX constants" }, + GetEntityType = { Params = "", Return = "eEntityType", Notes = "Returns the type of the entity, one of the etXXX constants. Note that to check specific entity type, you should use one of the IsXXX functions instead of comparing the value returned by this call." }, + GetEquippedBoots = { Params = "", Return = "{{cItem}}", Notes = "Returns the boots that the entity has equipped. Returns an empty cItem if no boots equipped or not applicable." }, + GetEquippedChestplate = { Params = "", Return = "{{cItem}}", Notes = "Returns the chestplate that the entity has equipped. Returns an empty cItem if no chestplate equipped or not applicable." }, + GetEquippedHelmet = { Params = "", Return = "{{cItem}}", Notes = "Returns the helmet that the entity has equipped. Returns an empty cItem if no helmet equipped or not applicable." }, + GetEquippedLeggings = { Params = "", Return = "{{cItem}}", Notes = "Returns the leggings that the entity has equipped. Returns an empty cItem if no leggings equipped or not applicable." }, + GetEquippedWeapon = { Params = "", Return = "{{cItem}}", Notes = "Returns the weapon that the entity has equipped. Returns an empty cItem if no weapon equipped or not applicable." }, + GetGravity = { Params = "", Return = "number", Notes = "Returns the number that is used as the gravity for physics simulation. 1G (9.78) by default." }, + GetHeadYaw = { Params = "", Return = "number", Notes = "Returns the pitch of the entity's head (FIXME: Rename to GetHeadPitch() )." }, + GetHealth = { Params = "", Return = "number", Notes = "Returns the current health of the entity." }, + GetHeight = { Params = "", Return = "number", Notes = "Returns the height (Y size) of the entity" }, + GetKnockbackAmountAgainst = { Params = "ReceiverEntity", Return = "number", Notes = "Returns the amount of knockback that the currently equipped items would cause when attacking the ReceiverEntity." }, GetLookVector = { Params = "", Return = "Vector3f", Notes = "Returns the vector that defines the direction in which the entity is looking" }, + GetMass = { Params = "", Return = "number", Notes = "Returns the mass of the entity. Currently unused." }, + GetMaxHealth = { Params = "", Return = "number", Notes = "Returns the maximum number of hitpoints this entity is allowed to have." }, GetParentClass = { Params = "", Return = "string", Notes = "Returns the name of the direct parent class for this entity" }, GetPitch = { Params = "", Return = "number", Notes = "Returns the pitch (nose-down rotation) of the entity" }, + GetPosition = { Params = "", Return = "Vector3d", Notes = "Returns the entity's pivot position as a 3D vector" }, GetPosX = { Params = "", Return = "number", Notes = "Returns the X-coord of the entity's pivot" }, GetPosY = { Params = "", Return = "number", Notes = "Returns the Y-coord of the entity's pivot" }, GetPosZ = { Params = "", Return = "number", Notes = "Returns the Z-coord of the entity's pivot" }, - GetPosition = { Params = "", Return = "Vector3d", Notes = "Returns the entity's pivot position as a 3D vector" }, - GetRoll = { Params = "", Return = "number", Notes = "Returns the roll (sideways rotation) of the entity" }, - GetRot = { Params = "", Return = "Vector3f", Notes = "Returns the entire rotation vector (Rotation, Pitch, Roll)" }, - GetRotation = { Params = "", Return = "number", Notes = "Returns the rotation (direction) of the entity" }, + GetRawDamageAgainst = { Params = "ReceiverEntity", Return = "number", Notes = "Returns the raw damage that this entity's equipment would cause when attacking the ReceiverEntity. This includes this entity's weapon {{cEnchantments|enchantments}}, but excludes the receiver's armor or potion effects. See {{TakeDamageInfo}} for more information on attack damage." }, + GetRoll = { Params = "", Return = "number", Notes = "Returns the roll (sideways rotation) of the entity. Currently unused." }, + GetRot = { Params = "", Return = "{{Vector3f}}", Notes = "Returns the entire rotation vector (Yaw, Pitch, Roll)" }, + GetRotation = { Params = "", Return = "number", Notes = "Returns the yaw (direction) of the entity. FIXME: Rename to GetYaw()." }, GetSpeed = { Params = "", Return = "Vector3d", Notes = "Returns the complete speed vector of the entity" }, GetSpeedX = { Params = "", Return = "number", Notes = "Returns the X-part of the speed vector" }, GetSpeedY = { Params = "", Return = "number", Notes = "Returns the Y-part of the speed vector" }, GetSpeedZ = { Params = "", Return = "number", Notes = "Returns the Z-part of the speed vector" }, - GetUniqueID = { Params = "", Return = "number", Notes = "Returns the ID that uniquely identifies the entity" }, + GetUniqueID = { Params = "", Return = "number", Notes = "Returns the ID that uniquely identifies the entity within the running server. Note that this ID is not persisted to the data files." }, + GetWidth = { Params = "", Return = "number", Notes = "Returns the width (X and Z size) of the entity." }, GetWorld = { Params = "", Return = "{{cWorld|cWorld}}", Notes = "Returns the world where the entity resides" }, + Heal = { Params = "Hitpoints", Return = "", Notes = "Heals the specified number of hitpoints. Hitpoints is expected to be a positive number." }, IsA = { Params = "ClassName", Return = "bool", Notes = "Returns true if the entity class is a descendant of the specified class name, or the specified class itself" }, - IsCrouched = { Params = "", Return = "bool", Notes = "Returns true if the entity is crouched. False for entities that don't support crouching" }, - IsDestroyed = { Params = "", Return = "bool", Notes = "Returns true if the entity has been destroyed and is awaiting removal from the internal structures" }, - IsMinecart = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a minecart" }, - IsMob = { Params = "", Return = "bool", Notes = "Returns true if the entity represents any mob" }, + IsBoat = { Params = "", Return = "bool", Notes = "Returns true if the entity is a {{cBoat|boat}}." }, + IsCrouched = { Params = "", Return = "bool", Notes = "Returns true if the entity is crouched. Always false for entities that don't support crouching." }, + IsDestroyed = { Params = "", Return = "bool", Notes = "Returns true if the entity has been destroyed and is awaiting removal from the internal structures." }, + IsMinecart = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a {{cMinecart|minecart}}" }, + IsMob = { Params = "", Return = "bool", Notes = "Returns true if the entity represents any {{cMonster|mob}}." }, IsOnFire = { Params = "", Return = "bool", Notes = "Returns true if the entity is on fire" }, - IsPickup = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a pickup" }, - IsPlayer = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a player" }, - IsTNT = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a TNT entity" }, + IsPickup = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a {{cPickup|pickup}}." }, + IsPlayer = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a {{cPlayer|player}}" }, IsRclking = { Params = "", Return = "bool", Notes = "Currently unimplemented" }, - IsSprinting = { Params = "", Return = "bool", Notes = "Returns true if the entity is sprinting. ENtities that cannot sprint return always false" }, + IsRiding = { Params = "", Return = "bool", Notes = "Returns true if the entity is attached to (riding) another entity." }, + IsSprinting = { Params = "", Return = "bool", Notes = "Returns true if the entity is sprinting. Entities that cannot sprint return always false" }, + IsTNT = { Params = "", Return = "bool", Notes = "Returns true if the entity represents a {{cTNTEntity|TNT entity}}" }, + KilledBy = { Notes = "FIXME: Remove this from API" }, + SetGravity = { Params = "Gravity", Return = "", Notes = "Sets the number that is used as the gravity for physics simulation. 1G (9.78) by default." }, + SetHeadYaw = { Params = "HeadPitch", Return = "", Notes = "Sets the head pitch (FIXME: Rename to SetHeadPitch() )." }, + SetHealth = { Params = "Hitpoints", Return = "", Notes = "Sets the entity's health to the specified amount of hitpoints. Doesn't broadcast any hurt animation. Doesn't kill the entity if health drops below zero. Use the TakeDamage() function instead for taking damage." }, + SetHeight = { Params = "", Return = "", Notes = "FIXME: Remove this from API" }, + SetMass = { Params = "Mass", Return = "", Notes = "Sets the mass of the entity. Currently unused." }, + SetMaxHealth = { Params = "MaxHitpoints", Return = "", Notes = "Sets the maximum hitpoints of the entity. If current health is above MaxHitpoints, it is capped to MaxHitpoints." }, SetPitch = { Params = "number", Return = "", Notes = "Sets the pitch (nose-down rotation) of the entity" }, + SetPitchFromSpeed = { Params = "", Return = "", Notes = "Sets the entity pitch to match its speed (entity looking forwards as it moves)" }, + SetPosition = + { + { Params = "PosX, PosY, PosZ", Return = "", Notes = "Sets all three coords of the entity's pivot" }, + { Params = "{{Vector3d|Vector3d}}", Return = "", Notes = "Sets all three coords of the entity's pivot" }, + }, SetPosX = { Params = "number", Return = "", Notes = "Sets the X-coord of the entity's pivot" }, SetPosY = { Params = "number", Return = "", Notes = "Sets the Y-coord of the entity's pivot" }, SetPosZ = { Params = "number", Return = "", Notes = "Sets the Z-coord of the entity's pivot" }, - SetPosition = { Params = "X, Y, Z", Return = "", Notes = "Sets all three coords of the entity's pivot" }, - SetPosition = { Params = "{{Vector3d|Vector3d}}", Return = "", Notes = ":::" }, - SetRoll = { Params = "number", Return = "", Notes = "Sets the roll (sideways rotation) of the entity" }, - SetRot = { Params = "{{Vector3f|Vector3f}}", Return = "", Notes = "Sets the entire rotation vector (Rotation, Pitch, Roll)" }, - SetRotation = { Params = "number", Return = "", Notes = "Sets the rotation (direction) of the entity" }, + SetRoll = { Params = "number", Return = "", Notes = "Sets the roll (sideways rotation) of the entity. Currently unused." }, + SetRot = { Params = "{{Vector3f|Rotation}}", Return = "", Notes = "Sets the entire rotation vector (Yaw, Pitch, Roll)" }, + SetRotation = { Params = "number", Return = "", Notes = "Sets the yaw (direction) of the entity. FIXME: Rename to SetYaw()." }, + SetRotationFromSpeed = { Params = "", Return = "", Notes = "Sets the entity's yaw to match its current speed (entity looking forwards as it moves). (FIXME: Rename to SetYawFromSpeed)" }, + SetSpeed = + { + { Params = "SpeedX, SpeedY, SpeedZ", Return = "", Notes = "Sets the current speed of the entity" }, + { Params = "{{Vector3d|Speed}}", Return = "", Notes = "Sets the current speed of the entity" }, + }, + SetSpeedX = { Params = "SpeedX", Return = "", Notes = "Sets the X component of the entity speed" }, + SetSpeedY = { Params = "SpeedY", Return = "", Notes = "Sets the Y component of the entity speed" }, + SetSpeedZ = { Params = "SpeedZ", Return = "", Notes = "Sets the Z component of the entity speed" }, + SetWidth = { Params = "", Return = "", Notes = "FIXME: Remove this from API" }, + StartBurning = { Params = "NumTicks", Return = "", Notes = "Sets the entity on fire for the specified number of ticks. If entity is on fire already, makes it burn for either NumTicks or the number of ticks left from the previous fire, whichever is larger." }, + SteerVehicle = { Params = "ForwardAmount, SidewaysAmount", Return = "", Notes = "Applies the specified steering to the vehicle this entity is attached to. Ignored if not attached to any entity." }, + StopBurning = { Params = "", Return = "", Notes = "Extinguishes the entity fire, cancels all fire timers." }, + TakeDamage = + { + { Params = "AttackerEntity", Return = "", Notes = "Causes this entity to take damage that AttackerEntity would inflict. Includes their weapon and this entity's armor." }, + { Params = "DamageType, AttackerEntity, RawDamage, KnockbackAmount", Return = "", Notes = "Causes this entity to take damage of the specified type, from the specified attacker (may be nil). The final damage is calculated from RawDamage using the currently equipped armor." }, + { Params = "DamageType, ArrackerEntity, RawDamage, FinalDamage, KnockbackAmount", Return = "", Notes = "Causes this entity to take damage of the specified type, from the specified attacker (may be nil). The values are wrapped into a {{TakeDamageInfo}} structure and applied directly." }, + }, + TeleportToCoords = { Params = "PosX, PosY, PosZ", Return = "", Notes = "Teleports the entity to the specified coords." }, + TeleportToEntity = { Params = "DestEntity", Return = "", Notes = "Teleports this entity to the specified destination entity." }, }, Constants = { - etEntity = { Notes = "N" }, - etPlayer = { Notes = "{{cPlayer|cPlayer" }, - etPickup = { Notes = "{{cPickup|cPickup" }, - etMob = { Notes = "{{cMonster|cMonster}} and descendan" }, - etFallingBlock = { Notes = "{{cFallingBlock|cFallingBlock" }, - etMinecart = { Notes = "{{cMinecart|cMinecart" }, - etTNT = { Notes = "{{cTNTEntity|cTNTEntity" }, + etBoat = { Notes = "The entity is a {{cBoat}}" }, + etEntity = { Notes = "No further specialization available" }, + etFallingBlock = { Notes = "The entity is a {{cFallingBlock}}" }, + etMob = { Notes = "The entity is a {{cMonster}} descendant" }, + etMonster = { Notes = "The entity is a {{cMonster}} descendant" }, + etMinecart = { Notes = "The entity is a {{cMinecart}} descendant" }, + etPlayer = { Notes = "The entity is a {{cPlayer}}" }, + etPickup = { Notes = "The entity is a {{cPickup}}" }, + etProjectile = { Notes = "The entity is a {{cProjectile}} descendant" }, + etTNT = { Notes = "The entity is a {{cTNTEntity}}" }, }, }, -- cgit v1.2.3 From ebae946f1c42bb3a1af4c33ad8fe00c28f3c8132 Mon Sep 17 00:00:00 2001 From: Tiger Wang+For the Lua API, there's only one function exported that takes all the parameters necessary to do the +tracing. The Callbacks parameter is a table containing all the functions that will be called upon the +various events. See below for further information. + ]], + Functions = + { + Trace = { Params = "{{cWorld}}, Callbacks, StartX, StartY, StartZ, EndX, EndY, EndZ", Return = "bool", Notes = "(STATIC) Performs the trace on the specified line. Returns true if the entire trace was processed (no callback returned true)" }, + }, + + AdditionalInfo = + { + { + Header = "Callbacks", + Contents = [[ +The Callbacks in the Trace() function is a table that contains named functions. MCServer will call +individual functions from that table for the events that occur on the line - hitting a block, going out of +valid world data etc. The following table lists all the available callbacks. If the callback function is +not defined, MCServer skips it. Each function can return a bool value, if it returns true, the tracing is +aborted and Trace() returns false.
++
Name | Parameters | Notes |
---|---|---|
OnNextBlock | BlockX, BlockY, BlockZ, BlockType, BlockMeta, EntryFace | +Called when the ray hits a new valid block. The block type and meta is given. EntryFace is one of the + BLOCK_FACE_ constants indicating which "side" of the block got hit by the ray. |
OnNextBlockNoData | BlockX, BlockY, BlockZ, EntryFace | +Called when the ray hits a new block, but the block is in an unloaded chunk - no valid data is + available. Only the coords and the entry face are given. |
OnOutOfWorld | X, Y, Z | +Called when the ray goes outside of the world (Y-wise); the coords specify the exact exit point. Note + that for other paths than lines (considered for future implementations) the path may leave the world and + go back in again later, in such a case this callback is followed by OnIntoWorld() and further + OnNextBlock() calls. |
OnIntoWorld | X, Y, Z | +Called when the ray enters the world (Y-wise); the coords specify the exact entry point. |
OnNoMoreHits | + | Called when the path is sure not to hit any more blocks. This is the final callback, no more + callbacks are called after this function. Unlike the other callbacks, this function doesn't have a return + value. |
OnNoChunk | + | Called when the ray enters a chunk that is not loaded. This usually means that the tracing is aborted. + Unlike the other callbacks, this function doesn't have a return value. |
The following example is taken from the Debuggers plugin. It is a command handler function for the +"/spidey" command that creates a line of cobweb blocks from the player's eyes up to 50 blocks away in +the direction they're looking, but only through the air. +
+function HandleSpideyCmd(a_Split, a_Player) + local World = a_Player:GetWorld(); + + local Callbacks = { + OnNextBlock = function(a_BlockX, a_BlockY, a_BlockZ, a_BlockType, a_BlockMeta) + if (a_BlockType ~= E_BLOCK_AIR) then + -- abort the trace + return true; + end + World:SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_COBWEB, 0); + end + }; + + local EyePos = a_Player:GetEyePosition(); + local LookVector = a_Player:GetLookVector(); + LookVector:Normalize(); -- Make the vector 1 m long + + -- Start cca 2 blocks away from the eyes + local Start = EyePos + LookVector + LookVector; + local End = EyePos + LookVector * 50; + + cLineBlockTracer.Trace(World, Callbacks, Start.x, Start.y, Start.z, End.x, End.y, End.z); + + return true; +end ++ + ]], + }, + }, -- AdditionalInfo + }, -- cLineBlockTracer cLuaWindow = { -- cgit v1.2.3 From d41f3a1b0ce4eb2f7fceef8ad91468da443aab05 Mon Sep 17 00:00:00 2001 From: madmaxoft