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-rw-r--r--src/Blocks/BlockDoor.cpp10
-rw-r--r--src/Blocks/BlockDoor.h2
-rw-r--r--src/Blocks/BlockFence.h80
-rw-r--r--src/Blocks/BlockHandler.cpp23
-rw-r--r--src/Blocks/BlockHandler.h7
-rw-r--r--src/Blocks/CMakeLists.txt1
-rw-r--r--src/BoundingBox.cpp15
-rw-r--r--src/BoundingBox.h2
-rw-r--r--src/ChunkDef.h3
-rw-r--r--src/Entities/Entity.h3
-rw-r--r--src/Entities/Pickup.h2
-rw-r--r--src/Entities/Player.cpp95
-rw-r--r--src/Entities/Player.h3
13 files changed, 243 insertions, 3 deletions
diff --git a/src/Blocks/BlockDoor.cpp b/src/Blocks/BlockDoor.cpp
index c2b0f66d8..2662dc261 100644
--- a/src/Blocks/BlockDoor.cpp
+++ b/src/Blocks/BlockDoor.cpp
@@ -106,6 +106,16 @@ void cBlockDoorHandler::OnCancelRightClick(cChunkInterface & a_ChunkInterface, c
+cBoundingBox cBlockDoorHandler::GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP)
+{
+ // Doors can be placed inside the player
+ return cBoundingBox(0, 0, 0, 0, 0, 0);
+}
+
+
+
+
+
NIBBLETYPE cBlockDoorHandler::MetaRotateCCW(NIBBLETYPE a_Meta)
{
if (a_Meta & 0x08)
diff --git a/src/Blocks/BlockDoor.h b/src/Blocks/BlockDoor.h
index a19cbdc40..4b9eaa320 100644
--- a/src/Blocks/BlockDoor.h
+++ b/src/Blocks/BlockDoor.h
@@ -52,6 +52,8 @@ public:
return true;
}
+ virtual cBoundingBox GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP) override;
+
virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
{
if ((a_BlockMeta & 0x08) != 0) // is top part of door
diff --git a/src/Blocks/BlockFence.h b/src/Blocks/BlockFence.h
new file mode 100644
index 000000000..92f52cbbe
--- /dev/null
+++ b/src/Blocks/BlockFence.h
@@ -0,0 +1,80 @@
+
+#pragma once
+
+#include "BlockHandler.h"
+#include "BlockID.h"
+#include "../BoundingBox.h"
+
+
+
+
+class cBlockFenceHandler :
+ public cBlockHandler
+{
+public:
+ // These are the min and max coordinates (X and Z) for a straight fence.
+ // 0.4 and 0.6 are really just guesses, but they seem pretty good.
+ // (0.4 to 0.6 is a fence that's 0.2 wide, down the center of the block)
+ const double MIN_COORD = 0.4;
+ const double MAX_COORD = 0.6;
+
+ cBlockFenceHandler(BLOCKTYPE a_BlockType)
+ : cBlockHandler(a_BlockType)
+ {
+ }
+
+ virtual cBoundingBox GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP) override
+ {
+ bool XMSolid = cBlockInfo::IsSolid(a_XM);
+ bool XPSolid = cBlockInfo::IsSolid(a_XP);
+ bool ZMSolid = cBlockInfo::IsSolid(a_ZM);
+ bool ZPSolid = cBlockInfo::IsSolid(a_ZP);
+
+ double FENCE_HEIGHT = cBlockInfo::GetBlockHeight(m_BlockType);
+
+ // Entities can never be in the center
+ cBoundingBox PlacementBox(MIN_COORD, MAX_COORD, 0, FENCE_HEIGHT, MIN_COORD, MAX_COORD);
+
+ // For each solid neighbor, the hitbox extends that way
+ if (XMSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0, 0.5, 0, FENCE_HEIGHT, MIN_COORD, MAX_COORD));
+ }
+ if (XPSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0.5, 1.0, 0, FENCE_HEIGHT, MIN_COORD, MAX_COORD));
+ }
+ if (ZMSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(MIN_COORD, MAX_COORD, 0, FENCE_HEIGHT, 0.0, 0.5));
+ }
+ if (ZPSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(MIN_COORD, MAX_COORD, 0, FENCE_HEIGHT, 0.5, 1.0));
+ }
+
+ // For each corner, fill in the corner
+ if (XMSolid && ZMSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0, 0.5, 0, FENCE_HEIGHT, 0, 0.5));
+ }
+ if (XPSolid && ZMSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0.5, 1.0, 0, FENCE_HEIGHT, 0, 0.5));
+ }
+ if (XPSolid && ZPSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0.5, 1.0, 0, FENCE_HEIGHT, 0.5, 1.0));
+ }
+ if (XMSolid && ZPSolid)
+ {
+ PlacementBox = PlacementBox.Union(cBoundingBox(0, 0.5, 0, FENCE_HEIGHT, 0.5, 1.0));
+ }
+
+ return PlacementBox;
+ }
+};
+
+
+
+
diff --git a/src/Blocks/BlockHandler.cpp b/src/Blocks/BlockHandler.cpp
index 4b37d42ad..305676984 100644
--- a/src/Blocks/BlockHandler.cpp
+++ b/src/Blocks/BlockHandler.cpp
@@ -29,6 +29,7 @@
#include "BlockEnderchest.h"
#include "BlockEntity.h"
#include "BlockFarmland.h"
+#include "BlockFence.h"
#include "BlockFenceGate.h"
#include "BlockFire.h"
#include "BlockFlower.h"
@@ -181,6 +182,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
{
// Block handlers, alphabetically sorted:
case E_BLOCK_ACACIA_DOOR: return new cBlockDoorHandler (a_BlockType);
+ case E_BLOCK_ACACIA_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_ACACIA_FENCE_GATE: return new cBlockFenceGateHandler (a_BlockType);
case E_BLOCK_ACACIA_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_ACTIVATOR_RAIL: return new cBlockRailHandler (a_BlockType);
@@ -190,6 +192,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_BEETROOTS: return new cBlockCropsHandler<3> (a_BlockType); // 4 stages of growth
case E_BLOCK_BIG_FLOWER: return new cBlockBigFlowerHandler (a_BlockType);
case E_BLOCK_BIRCH_DOOR: return new cBlockDoorHandler (a_BlockType);
+ case E_BLOCK_BIRCH_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_BIRCH_FENCE_GATE: return new cBlockFenceGateHandler (a_BlockType);
case E_BLOCK_BIRCH_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_BREWING_STAND: return new cBlockBrewingStandHandler (a_BlockType);
@@ -212,6 +215,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_COBWEB: return new cBlockCobWebHandler (a_BlockType);
case E_BLOCK_CROPS: return new cBlockCropsHandler<7> (a_BlockType); // 8 stages of growth
case E_BLOCK_DARK_OAK_DOOR: return new cBlockDoorHandler (a_BlockType);
+ case E_BLOCK_DARK_OAK_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_DARK_OAK_FENCE_GATE: return new cBlockFenceGateHandler (a_BlockType);
case E_BLOCK_DARK_OAK_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_DEAD_BUSH: return new cBlockDeadBushHandler (a_BlockType);
@@ -227,6 +231,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_ENCHANTMENT_TABLE: return new cBlockEnchantmentTableHandler(a_BlockType);
case E_BLOCK_ENDER_CHEST: return new cBlockEnderchestHandler (a_BlockType);
case E_BLOCK_FARMLAND: return new cBlockFarmlandHandler (a_BlockType);
+ case E_BLOCK_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_FROSTED_ICE: return new cBlockIceHandler (a_BlockType);
case E_BLOCK_FIRE: return new cBlockFireHandler (a_BlockType);
case E_BLOCK_FLOWER_POT: return new cBlockFlowerPotHandler (a_BlockType);
@@ -249,6 +254,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_JACK_O_LANTERN: return new cBlockPumpkinHandler (a_BlockType);
case E_BLOCK_JUKEBOX: return new cBlockEntityHandler (a_BlockType);
case E_BLOCK_JUNGLE_DOOR: return new cBlockDoorHandler (a_BlockType);
+ case E_BLOCK_JUNGLE_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_JUNGLE_FENCE_GATE: return new cBlockFenceGateHandler (a_BlockType);
case E_BLOCK_JUNGLE_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_LADDER: return new cBlockLadderHandler (a_BlockType);
@@ -264,6 +270,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_MELON_STEM: return new cBlockStemsHandler (a_BlockType);
case E_BLOCK_MOB_SPAWNER: return new cBlockMobSpawnerHandler (a_BlockType);
case E_BLOCK_MYCELIUM: return new cBlockMyceliumHandler (a_BlockType);
+ case E_BLOCK_NETHER_BRICK_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_NETHER_BRICK_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_NETHER_PORTAL: return new cBlockPortalHandler (a_BlockType);
case E_BLOCK_NETHER_WART: return new cBlockNetherWartHandler (a_BlockType);
@@ -308,6 +315,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_SNOW: return new cBlockSnowHandler (a_BlockType);
case E_BLOCK_SLIME_BLOCK: return new cBlockSlimeHandler (a_BlockType);
case E_BLOCK_SPRUCE_DOOR: return new cBlockDoorHandler (a_BlockType);
+ case E_BLOCK_SPRUCE_FENCE: return new cBlockFenceHandler (a_BlockType);
case E_BLOCK_SPRUCE_FENCE_GATE: return new cBlockFenceGateHandler (a_BlockType);
case E_BLOCK_SPRUCE_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_STAINED_GLASS: return new cBlockGlassHandler (a_BlockType);
@@ -555,7 +563,6 @@ void cBlockHandler::DropBlock(cChunkInterface & a_ChunkInterface, cWorldInterfac
-
bool cBlockHandler::CanBeAt(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, const cChunk & a_Chunk)
{
return true;
@@ -611,6 +618,20 @@ bool cBlockHandler::IsInsideBlock(const Vector3d & a_Position, const BLOCKTYPE a
+cBoundingBox cBlockHandler::GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP)
+{
+ if (!cBlockInfo::IsSolid(m_BlockType))
+ {
+ // Non-solid things can be placed within entities
+ return cBoundingBox(0, 0, 0, 0, 0, 0);
+ }
+ return cBoundingBox(0, 1, 0, cBlockInfo::GetBlockHeight(m_BlockType), 0, 1);
+}
+
+
+
+
+
void cBlockHandler::Check(cChunkInterface & a_ChunkInterface, cBlockPluginInterface & a_PluginInterface, int a_RelX, int a_RelY, int a_RelZ, cChunk & a_Chunk)
{
if (!CanBeAt(a_ChunkInterface, a_RelX, a_RelY, a_RelZ, a_Chunk))
diff --git a/src/Blocks/BlockHandler.h b/src/Blocks/BlockHandler.h
index 302fdbc4b..e67058830 100644
--- a/src/Blocks/BlockHandler.h
+++ b/src/Blocks/BlockHandler.h
@@ -3,6 +3,8 @@
#include "../Defines.h"
+#include "../BoundingBox.h"
+
@@ -30,6 +32,11 @@ public:
Note that the coords are chunk-relative! */
virtual void OnUpdate(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_BlockPluginInterface, cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ);
+ /** Returns the relative bounding box that must be entity-free in
+ order for the block to be placed. a_XM, a_XP, etc. stand for the
+ blocktype of the minus-X neighbor, the positive-X neighbor, etc. */
+ virtual cBoundingBox GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP);
+
/** Called before a block is placed into a world.
The handler should return true to allow placement, false to refuse.
Also, the handler should set a_BlockType and a_BlockMeta to correct values for the newly placed block.
diff --git a/src/Blocks/CMakeLists.txt b/src/Blocks/CMakeLists.txt
index 9f46a6809..bc1b62290 100644
--- a/src/Blocks/CMakeLists.txt
+++ b/src/Blocks/CMakeLists.txt
@@ -35,6 +35,7 @@ SET (HDRS
BlockEnderchest.h
BlockEntity.h
BlockFarmland.h
+ BlockFence.h
BlockFenceGate.h
BlockFire.h
BlockFlower.h
diff --git a/src/BoundingBox.cpp b/src/BoundingBox.cpp
index ecf810fa8..3e32fd3ef 100644
--- a/src/BoundingBox.cpp
+++ b/src/BoundingBox.cpp
@@ -60,6 +60,17 @@ cBoundingBox::cBoundingBox(const cBoundingBox & a_Orig) :
+cBoundingBox & cBoundingBox::operator=(const cBoundingBox & a_Other)
+{
+ m_Min = a_Other.m_Min;
+ m_Max = a_Other.m_Max;
+ return *this;
+}
+
+
+
+
+
void cBoundingBox::Move(double a_OffX, double a_OffY, double a_OffZ)
{
m_Min.x += a_OffX;
@@ -119,10 +130,10 @@ cBoundingBox cBoundingBox::Union(const cBoundingBox & a_Other)
{
return cBoundingBox(
std::min(m_Min.x, a_Other.m_Min.x),
- std::min(m_Min.y, a_Other.m_Min.y),
- std::min(m_Min.z, a_Other.m_Min.z),
std::max(m_Max.x, a_Other.m_Max.x),
+ std::min(m_Min.y, a_Other.m_Min.y),
std::max(m_Max.y, a_Other.m_Max.y),
+ std::min(m_Min.z, a_Other.m_Min.z),
std::max(m_Max.z, a_Other.m_Max.z)
);
}
diff --git a/src/BoundingBox.h b/src/BoundingBox.h
index 38d567562..3641f4061 100644
--- a/src/BoundingBox.h
+++ b/src/BoundingBox.h
@@ -30,6 +30,8 @@ public:
cBoundingBox(const Vector3d & a_Pos, double a_CubeLength);
cBoundingBox(const cBoundingBox & a_Orig);
+ cBoundingBox & operator=(const cBoundingBox & a_Other);
+
/** Moves the entire boundingbox by the specified offset */
void Move(double a_OffX, double a_OffY, double a_OffZ);
diff --git a/src/ChunkDef.h b/src/ChunkDef.h
index 41ba44417..bf0f20514 100644
--- a/src/ChunkDef.h
+++ b/src/ChunkDef.h
@@ -402,6 +402,9 @@ struct sSetBlock
/** Returns the absolute Z coord of the stored block. */
int GetZ(void) const { return m_RelZ + cChunkDef::Width * m_ChunkZ; }
+
+ /** Returns the absolute position of the stored block. */
+ Vector3i GetPos(void) const { return Vector3i(GetX(), GetY(), GetZ()); }
};
typedef std::list<sSetBlock> sSetBlockList;
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index d55955b0c..fb3103abc 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -191,6 +191,9 @@ public:
/** Returns the topmost class's parent class name for the object. cEntity returns an empty string (no parent). */
virtual const char * GetParentClass(void) const;
+ /** Returns whether blocks can be placed intersecting this entities' hitbox */
+ virtual bool DoesPreventBlockPlacement(void) const { return true; }
+
cWorld * GetWorld(void) const { return m_World; }
double GetHeadYaw (void) const { return m_HeadYaw; } // In degrees
diff --git a/src/Entities/Pickup.h b/src/Entities/Pickup.h
index c2fcbd7f2..61e433e07 100644
--- a/src/Entities/Pickup.h
+++ b/src/Entities/Pickup.h
@@ -36,6 +36,8 @@ public:
virtual void Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) override;
+ virtual bool DoesPreventBlockPlacement(void) const override { return false; }
+
/** Returns whether this pickup is allowed to combine with other similar pickups */
bool CanCombine(void) const { return m_bCanCombine; } // tolua_export
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index afeb8fa04..f66f2b73d 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -2641,8 +2641,103 @@ void cPlayer::SendBlocksAround(int a_BlockX, int a_BlockY, int a_BlockZ, int a_R
+bool cPlayer::DoesPlacingBlocksIntersectEntity(const sSetBlockVector & a_Blocks)
+{
+ // Compute the bounding box for each block to be placed
+ std::vector<cBoundingBox> PlacementBoxes;
+ cBoundingBox PlacingBounds(0, 0, 0, 0, 0, 0);
+ bool HasInitializedBounds = false;
+ for (auto blk: a_Blocks)
+ {
+ cBlockHandler * BlockHandler = cBlockInfo::GetHandler(blk.m_BlockType);
+ int x = blk.GetX();
+ int y = blk.GetY();
+ int z = blk.GetZ();
+ cBoundingBox BlockBox = BlockHandler->GetPlacementCollisionBox(
+ m_World->GetBlock(x - 1, y, z),
+ m_World->GetBlock(x + 1, y, z),
+ (y == 0) ? E_BLOCK_AIR : m_World->GetBlock(x, y - 1, z),
+ (y == cChunkDef::Height - 1) ? E_BLOCK_AIR : m_World->GetBlock(x, y + 1, z),
+ m_World->GetBlock(x, y, z - 1),
+ m_World->GetBlock(x, y, z + 1)
+ );
+ BlockBox.Move(x, y, z);
+
+ PlacementBoxes.push_back(BlockBox);
+
+ if (HasInitializedBounds)
+ {
+ PlacingBounds = PlacingBounds.Union(BlockBox);
+ }
+ else
+ {
+ PlacingBounds = BlockBox;
+ HasInitializedBounds = true;
+ }
+ }
+
+ cWorld * World = GetWorld();
+
+ // Check to see if any entity intersects any block being placed
+ class DoesIntersectBlock : public cEntityCallback
+ {
+ public:
+ const std::vector<cBoundingBox> & m_BoundingBoxes;
+
+ // The distance inside the block the entity can still be.
+ const double EPSILON = 0.0005;
+
+ DoesIntersectBlock(const std::vector<cBoundingBox> & a_BoundingBoxes) :
+ m_BoundingBoxes(a_BoundingBoxes)
+ {
+ }
+
+ virtual bool Item(cEntity * a_Entity) override
+ {
+ if (!a_Entity->DoesPreventBlockPlacement())
+ {
+ return false;
+ }
+ cBoundingBox EntBox(a_Entity->GetPosition(), a_Entity->GetWidth() / 2, a_Entity->GetHeight());
+ for (auto BlockBox: m_BoundingBoxes)
+ {
+
+ // Put in a little bit of wiggle room
+ BlockBox.Expand(-EPSILON, -EPSILON, -EPSILON);
+ if (EntBox.DoesIntersect(BlockBox))
+ {
+ return true;
+ }
+ }
+ return false;
+ }
+ } Callback(PlacementBoxes);
+
+ // See if any entities in that bounding box collide with anyone
+ if (!World->ForEachEntityInBox(PlacingBounds, Callback))
+ {
+ return true;
+ }
+
+ return false;
+}
+
+
+
+
+
bool cPlayer::PlaceBlocks(const sSetBlockVector & a_Blocks)
{
+ if (DoesPlacingBlocksIntersectEntity(a_Blocks))
+ {
+ // Abort - re-send all the current blocks in the a_Blocks' coords to the client:
+ for (auto blk2: a_Blocks)
+ {
+ m_World->SendBlockTo(blk2.GetX(), blk2.GetY(), blk2.GetZ(), this);
+ }
+ return false;
+ }
+
// Call the "placing" hooks; if any fail, abort:
cPluginManager * pm = cPluginManager::Get();
for (auto blk: a_Blocks)
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index 8ad803998..c00dbc7f1 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -485,6 +485,9 @@ public:
/** Update movement-related statistics. */
void UpdateMovementStats(const Vector3d & a_DeltaPos, bool a_PreviousIsOnGround);
+ /** Whether placing the given blocks would intersect any entitiy */
+ bool DoesPlacingBlocksIntersectEntity(const sSetBlockVector & a_Blocks);
+
// tolua_begin
/** Returns wheter the player can fly or not. */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 13:54:36 +0100