From c0c47d33c571bde4cfb45043b645b3d45c3223e6 Mon Sep 17 00:00:00 2001 From: Tiger Wang Date: Sat, 12 Apr 2014 13:16:48 +0100 Subject: Entities handle chunks properly again * Entities properly handle chunks * Changed EntityStatus enums to be less shouty --- src/ClientHandle.cpp | 2 +- src/Entities/Entity.cpp | 115 ++++++++++++++++---------------------- src/Entities/Entity.h | 51 ++++++++++++----- src/Entities/Pickup.cpp | 63 ++++++++++----------- src/Entities/Pickup.h | 3 - src/Entities/Player.cpp | 2 +- src/Entities/ProjectileEntity.cpp | 2 +- src/Mobs/Sheep.cpp | 2 +- src/Mobs/Villager.cpp | 2 +- src/Mobs/Wolf.cpp | 4 +- 10 files changed, 123 insertions(+), 123 deletions(-) diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp index 5876e55c7..06091cae4 100644 --- a/src/ClientHandle.cpp +++ b/src/ClientHandle.cpp @@ -2101,7 +2101,7 @@ void cClientHandle::SendExplosion(double a_BlockX, double a_BlockY, double a_Blo } // Update the statistics: - m_NumExplosionsThisTick += 1; + m_NumExplosionsThisTick++; m_Protocol->SendExplosion(a_BlockX, a_BlockY, a_BlockZ, a_Radius, a_BlocksAffected, a_PlayerMotion); } diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp index 8ef45f1a5..aa07527d0 100644 --- a/src/Entities/Entity.cpp +++ b/src/Entities/Entity.cpp @@ -330,7 +330,7 @@ void cEntity::DoTakeDamage(TakeDamageInfo & a_TDI) AddSpeed(a_TDI.Knockback * 2); } - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_HURT); + m_World->BroadcastEntityStatus(*this, esGenericHurt); if (m_Health <= 0) { @@ -479,7 +479,7 @@ void cEntity::KilledBy(cEntity * a_Killer) GetDrops(Drops, a_Killer); m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY(), GetPosZ()); - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_DEAD); + m_World->BroadcastEntityStatus(*this, esGenericDead); } @@ -519,37 +519,36 @@ void cEntity::Tick(float a_Dt, cChunk & a_Chunk) } else { - if (a_Chunk.IsValid()) + if (!a_Chunk.IsValid()) { - cChunk * NextChunk = a_Chunk.GetNeighborChunk(POSX_TOINT, POSZ_TOINT); + return; + } - if ((NextChunk == NULL) || !NextChunk->IsValid()) - { - return; - } + // Position changed -> super::Tick() called + GET_AND_VERIFY_CURRENT_CHUNK(NextChunk, POSX_TOINT, POSZ_TOINT) - TickBurning(*NextChunk); + TickBurning(*NextChunk); - if (GetPosY() < VOID_BOUNDARY) - { - TickInVoid(*NextChunk); - } - else - { - m_TicksSinceLastVoidDamage = 0; - } - - if (IsMob() || IsPlayer()) - { - // Set swimming state - SetSwimState(*NextChunk); + if (GetPosY() < VOID_BOUNDARY) + { + TickInVoid(*NextChunk); + } + else + { + m_TicksSinceLastVoidDamage = 0; + } - // Handle drowning - HandleAir(); - } + if (IsMob() || IsPlayer()) + { + // Set swimming state + SetSwimState(*NextChunk); - HandlePhysics(a_Dt, *NextChunk); + // Handle drowning + HandleAir(); } + + // None of the above functions change position, we remain in the chunk of NextChunk + HandlePhysics(a_Dt, *NextChunk); } } @@ -559,34 +558,30 @@ void cEntity::Tick(float a_Dt, cChunk & a_Chunk) void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) { + int BlockX = POSX_TOINT; + int BlockY = POSY_TOINT; + int BlockZ = POSZ_TOINT; + + // Position changed -> super::HandlePhysics() called + GET_AND_VERIFY_CURRENT_CHUNK(NextChunk, BlockX, BlockZ) + // TODO Add collision detection with entities. a_Dt /= 1000; // Convert from msec to sec - Vector3d NextPos = Vector3d(GetPosX(),GetPosY(),GetPosZ()); - Vector3d NextSpeed = Vector3d(GetSpeedX(),GetSpeedY(),GetSpeedZ()); - int BlockX = (int) floor(NextPos.x); - int BlockY = (int) floor(NextPos.y); - int BlockZ = (int) floor(NextPos.z); + Vector3d NextPos = Vector3d(GetPosX(), GetPosY(), GetPosZ()); + Vector3d NextSpeed = Vector3d(GetSpeedX(), GetSpeedY(), GetSpeedZ()); if ((BlockY >= cChunkDef::Height) || (BlockY < 0)) { - // Outside of the world - - cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ); - // See if we can commit our changes. If not, we will discard them. - if (NextChunk != NULL) - { - SetSpeed(NextSpeed); - NextPos += (NextSpeed * a_Dt); - SetPosition(NextPos); - } - + // Outside of the world + AddSpeedY(m_Gravity * a_Dt); + AddPosition(GetSpeed() * a_Dt); return; } - int RelBlockX = BlockX - (a_Chunk.GetPosX() * cChunkDef::Width); - int RelBlockZ = BlockZ - (a_Chunk.GetPosZ() * cChunkDef::Width); - BLOCKTYPE BlockIn = a_Chunk.GetBlock( RelBlockX, BlockY, RelBlockZ ); - BLOCKTYPE BlockBelow = (BlockY > 0) ? a_Chunk.GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR; + int RelBlockX = BlockX - (NextChunk->GetPosX() * cChunkDef::Width); + int RelBlockZ = BlockZ - (NextChunk->GetPosZ() * cChunkDef::Width); + BLOCKTYPE BlockIn = NextChunk->GetBlock( RelBlockX, BlockY, RelBlockZ ); + BLOCKTYPE BlockBelow = (BlockY > 0) ? NextChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR; if (!cBlockInfo::IsSolid(BlockIn)) // Making sure we are not inside a solid block { if (m_bOnGround) // check if it's still on the ground @@ -616,7 +611,7 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) bool IsNoAirSurrounding = true; for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) { - if (!a_Chunk.UnboundedRelGetBlockType(RelBlockX + gCrossCoords[i].x, BlockY, RelBlockZ + gCrossCoords[i].z, GotBlock)) + if (!NextChunk->UnboundedRelGetBlockType(RelBlockX + gCrossCoords[i].x, BlockY, RelBlockZ + gCrossCoords[i].z, GotBlock)) { // The pickup is too close to an unloaded chunk, bail out of any physics handling return; @@ -764,20 +759,8 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) } } - BlockX = (int) floor(NextPos.x); - BlockZ = (int) floor(NextPos.z); - - cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ); - // See if we can commit our changes. If not, we will discard them. - if (NextChunk != NULL) - { - if (NextPos.x != GetPosX()) SetPosX(NextPos.x); - if (NextPos.y != GetPosY()) SetPosY(NextPos.y); - if (NextPos.z != GetPosZ()) SetPosZ(NextPos.z); - if (NextSpeed.x != GetSpeedX()) SetSpeedX(NextSpeed.x); - if (NextSpeed.y != GetSpeedY()) SetSpeedY(NextSpeed.y); - if (NextSpeed.z != GetSpeedZ()) SetSpeedZ(NextSpeed.z); - } + SetPosition(NextPos); + SetSpeed(NextSpeed); } @@ -981,13 +964,13 @@ void cEntity::HandleAir(void) } else { - m_AirTickTimer -= 1; + m_AirTickTimer--; } } else { // Reduce air supply - m_AirLevel -= 1; + m_AirLevel--; } } else @@ -1099,15 +1082,15 @@ void cEntity::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ) void cEntity::BroadcastMovementUpdate(const cClientHandle * a_Exclude) { - //We need to keep updating the clients when there is movement or if there was a change in speed and after 2 ticks - if( (m_Speed.SqrLength() > 0.0004f || m_bDirtySpeed) && (m_World->GetWorldAge() - m_TimeLastSpeedPacket >= 2)) + // Send velocity packet every two ticks if: speed is not negligible or speed was set (as indicated by the DirtySpeed flag) + if (((m_Speed.SqrLength() > 0.0004f) || m_bDirtySpeed) && ((m_World->GetWorldAge() - m_TimeLastSpeedPacket) >= 2)) { m_World->BroadcastEntityVelocity(*this,a_Exclude); m_bDirtySpeed = false; m_TimeLastSpeedPacket = m_World->GetWorldAge(); } - //Have to process position related packets this every two ticks + // Have to process position related packets this every two ticks if (m_World->GetWorldAge() % 2 == 0) { int DiffX = (int) (floor(GetPosX() * 32.0) - floor(m_LastPosX * 32.0)); diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h index 6e3f8292b..c2137039a 100644 --- a/src/Entities/Entity.h +++ b/src/Entities/Entity.h @@ -32,6 +32,8 @@ #define POSZ_TOINT (int)floor(GetPosZ()) #define POS_TOINT Vector3i(POSXTOINT, POSYTOINT, POSZTOINT) +#define GET_AND_VERIFY_CURRENT_CHUNK(ChunkVarName, X, Z) cChunk * ChunkVarName = a_Chunk.GetNeighborChunk(X, Z); if ((ChunkVarName == NULL) || !ChunkVarName->IsValid()) { return; } + @@ -88,23 +90,42 @@ public: } ; // tolua_end - - enum + + enum eEntityStatus { - ENTITY_STATUS_HURT = 2, - ENTITY_STATUS_DEAD = 3, - ENTITY_STATUS_WOLF_TAMING = 6, - ENTITY_STATUS_WOLF_TAMED = 7, - ENTITY_STATUS_WOLF_SHAKING = 8, - ENTITY_STATUS_EATING_ACCEPTED = 9, - ENTITY_STATUS_SHEEP_EATING = 10, - ENTITY_STATUS_GOLEM_ROSING = 11, - ENTITY_STATUS_VILLAGER_HEARTS = 12, - ENTITY_STATUS_VILLAGER_ANGRY = 13, - ENTITY_STATUS_VILLAGER_HAPPY = 14, - ENTITY_STATUS_WITCH_MAGICKING = 15, + // TODO: Investiagate 0, 1, and 5 as Wiki.vg is not certain + + // Entity becomes coloured red + esGenericHurt = 2, + // Entity plays death animation (entity falls to ground) + esGenericDead = 3, + // Iron Golem plays attack animation (arms lift and fall) + esIronGolemAttacking = 4, + // Wolf taming particles spawn (smoke) + esWolfTaming = 6, + // Wolf tamed particles spawn (hearts) + esWolfTamed = 7, + // Wolf plays water removal animation (shaking and water particles) + esWolfDryingWater = 8, + // Informs client that eating was accepted + esPlayerEatingAccepted = 9, + // Sheep plays eating animation (head lowers to ground) + esSheepEating = 10, + // Iron Golem holds gift to villager children + esIronGolemGivingPlant = 11, + // Villager spawns heart particles + esVillagerBreeding = 12, + // Villager spawns thunderclound particles + esVillagerAngry = 13, + // Villager spawns green crosses + esVillagerHappy = 14, + // Witch spawns magic particle (TODO: investigation into what this is) + esWitchMagicking = 15, + // It seems 16 (zombie conversion) is now done with metadata - ENTITY_STATUS_FIREWORK_EXPLODE= 17, + + // Informs client to explode a firework based on its metadata + esFireworkExploding = 17, } ; enum diff --git a/src/Entities/Pickup.cpp b/src/Entities/Pickup.cpp index 7fc89b62b..497b41683 100644 --- a/src/Entities/Pickup.cpp +++ b/src/Entities/Pickup.cpp @@ -98,45 +98,44 @@ void cPickup::Tick(float a_Dt, cChunk & a_Chunk) if (!m_bCollected) { - int BlockY = (int) floor(GetPosY()); + int BlockY = POSY_TOINT; + int BlockX = POSX_TOINT; + int BlockZ = POSZ_TOINT; + if ((BlockY >= 0) && (BlockY < cChunkDef::Height)) // Don't do anything except for falling when outside the world { - int BlockX = (int) floor(GetPosX()); - int BlockZ = (int) floor(GetPosZ()); // Position might have changed due to physics. So we have to make sure we have the correct chunk. - cChunk * CurrentChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ); - if (CurrentChunk != NULL) // Make sure the chunk is loaded - { - int RelBlockX = BlockX - (CurrentChunk->GetPosX() * cChunkDef::Width); - int RelBlockZ = BlockZ - (CurrentChunk->GetPosZ() * cChunkDef::Width); + GET_AND_VERIFY_CURRENT_CHUNK(CurrentChunk, BlockX, BlockZ) + + int RelBlockX = BlockX - (CurrentChunk->GetPosX() * cChunkDef::Width); + int RelBlockZ = BlockZ - (CurrentChunk->GetPosZ() * cChunkDef::Width); - // If the pickup is on the bottommost block position, make it think the void is made of air: (#131) - BLOCKTYPE BlockBelow = (BlockY > 0) ? CurrentChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR; - BLOCKTYPE BlockIn = CurrentChunk->GetBlock(RelBlockX, BlockY, RelBlockZ); - - if ( - IsBlockLava(BlockBelow) || (BlockBelow == E_BLOCK_FIRE) || - IsBlockLava(BlockIn) || (BlockIn == E_BLOCK_FIRE) - ) + // If the pickup is on the bottommost block position, make it think the void is made of air: (#131) + BLOCKTYPE BlockBelow = (BlockY > 0) ? CurrentChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR; + BLOCKTYPE BlockIn = CurrentChunk->GetBlock(RelBlockX, BlockY, RelBlockZ); + + if ( + IsBlockLava(BlockBelow) || (BlockBelow == E_BLOCK_FIRE) || + IsBlockLava(BlockIn) || (BlockIn == E_BLOCK_FIRE) + ) + { + m_bCollected = true; + m_Timer = 0; // We have to reset the timer. + m_Timer += a_Dt; // In case we have to destroy the pickup in the same tick. + if (m_Timer > 500.f) { - m_bCollected = true; - m_Timer = 0; // We have to reset the timer. - m_Timer += a_Dt; // In case we have to destroy the pickup in the same tick. - if (m_Timer > 500.f) - { - Destroy(true); - return; - } + Destroy(true); + return; } + } - if (!IsDestroyed()) // Don't try to combine if someone has tried to combine me + if (!IsDestroyed()) // Don't try to combine if someone has tried to combine me + { + cPickupCombiningCallback PickupCombiningCallback(GetPosition(), this); + m_World->ForEachEntity(PickupCombiningCallback); // Not ForEachEntityInChunk, otherwise pickups don't combine across chunk boundaries + if (PickupCombiningCallback.FoundMatchingPickup()) { - cPickupCombiningCallback PickupCombiningCallback(GetPosition(), this); - m_World->ForEachEntity(PickupCombiningCallback); // Not ForEachEntityInChunk, otherwise pickups don't combine across chunk boundaries - if (PickupCombiningCallback.FoundMatchingPickup()) - { - m_World->BroadcastEntityMetadata(*this); - } + m_World->BroadcastEntityMetadata(*this); } } } @@ -156,7 +155,7 @@ void cPickup::Tick(float a_Dt, cChunk & a_Chunk) return; } - if (GetPosY() < -8) // Out of this world and no more visible! + if (GetPosY() < VOID_BOUNDARY) // Out of this world and no more visible! { Destroy(true); return; diff --git a/src/Entities/Pickup.h b/src/Entities/Pickup.h index 74b917bce..2dcbecaaf 100644 --- a/src/Entities/Pickup.h +++ b/src/Entities/Pickup.h @@ -49,9 +49,6 @@ public: bool IsPlayerCreated(void) const { return m_bIsPlayerCreated; } // tolua_export private: - Vector3d m_ResultingSpeed; //Can be used to modify the resulting speed for the current tick ;) - - Vector3d m_WaterSpeed; /** The number of ticks that the entity has existed / timer between collect and destroy; in msec */ float m_Timer; diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp index 7f2e5b4c2..2b9533623 100644 --- a/src/Entities/Player.cpp +++ b/src/Entities/Player.cpp @@ -590,7 +590,7 @@ void cPlayer::FinishEating(void) m_EatingFinishTick = -1; // Send the packets: - m_ClientHandle->SendEntityStatus(*this, ENTITY_STATUS_EATING_ACCEPTED); + m_ClientHandle->SendEntityStatus(*this, esPlayerEatingAccepted); m_World->BroadcastEntityAnimation(*this, 0); m_World->BroadcastEntityMetadata(*this); diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp index e86bb48bd..96db17ffd 100644 --- a/src/Entities/ProjectileEntity.cpp +++ b/src/Entities/ProjectileEntity.cpp @@ -791,7 +791,7 @@ void cFireworkEntity::Tick(float a_Dt, cChunk & a_Chunk) if (m_ExplodeTimer == m_FireworkItem.m_FireworkItem.m_FlightTimeInTicks) { - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_FIREWORK_EXPLODE); + m_World->BroadcastEntityStatus(*this, esFireworkExploding); Destroy(); } diff --git a/src/Mobs/Sheep.cpp b/src/Mobs/Sheep.cpp index c64360153..d599a4cef 100644 --- a/src/Mobs/Sheep.cpp +++ b/src/Mobs/Sheep.cpp @@ -101,7 +101,7 @@ void cSheep::Tick(float a_Dt, cChunk & a_Chunk) { if (m_World->GetBlock(PosX, PosY, PosZ) == E_BLOCK_GRASS) { - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_SHEEP_EATING); + m_World->BroadcastEntityStatus(*this, esSheepEating); m_TimeToStopEating = 40; } } diff --git a/src/Mobs/Villager.cpp b/src/Mobs/Villager.cpp index bbd8d6aaa..d049acc1e 100644 --- a/src/Mobs/Villager.cpp +++ b/src/Mobs/Villager.cpp @@ -30,7 +30,7 @@ void cVillager::DoTakeDamage(TakeDamageInfo & a_TDI) { if (m_World->GetTickRandomNumber(5) == 3) { - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_VILLAGER_ANGRY); + m_World->BroadcastEntityStatus(*this, esVillagerAngry); } } } diff --git a/src/Mobs/Wolf.cpp b/src/Mobs/Wolf.cpp index 0d3619166..f02b8a4fc 100644 --- a/src/Mobs/Wolf.cpp +++ b/src/Mobs/Wolf.cpp @@ -75,12 +75,12 @@ void cWolf::OnRightClicked(cPlayer & a_Player) SetMaxHealth(20); SetIsTame(true); SetOwner(a_Player.GetName()); - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_WOLF_TAMED); + m_World->BroadcastEntityStatus(*this, esWolfTamed); m_World->BroadcastParticleEffect("heart", (float) GetPosX(), (float) GetPosY(), (float) GetPosZ(), 0, 0, 0, 0, 5); } else { - m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_WOLF_TAMING); + m_World->BroadcastEntityStatus(*this, esWolfTaming); m_World->BroadcastParticleEffect("smoke", (float) GetPosX(), (float) GetPosY(), (float) GetPosZ(), 0, 0, 0, 0, 5); } } -- cgit v1.2.3