diff options
Diffstat (limited to 'source/Entities/Entity.cpp')
-rw-r--r-- | source/Entities/Entity.cpp | 132 |
1 files changed, 108 insertions, 24 deletions
diff --git a/source/Entities/Entity.cpp b/source/Entities/Entity.cpp index 1a593b3d1..d465c75bd 100644 --- a/source/Entities/Entity.cpp +++ b/source/Entities/Entity.cpp @@ -1,4 +1,3 @@ - #include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules #include "Entity.h" @@ -13,6 +12,7 @@ #include "../Simulator/FluidSimulator.h" #include "../PluginManager.h" #include "../Tracer.h" +#include "Minecart.h" @@ -55,6 +55,7 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d , m_TicksSinceLastBurnDamage(0) , m_TicksSinceLastLavaDamage(0) , m_TicksSinceLastFireDamage(0) + , m_TicksSinceLastVoidDamage(0) , m_TicksLeftBurning(0) , m_WaterSpeed(0, 0, 0) , m_Width(a_Width) @@ -505,6 +506,11 @@ void cEntity::Tick(float a_Dt, cChunk & a_Chunk) { TickBurning(a_Chunk); } + if ((a_Chunk.IsValid()) && (GetPosY() < -46)) + { + TickInVoid(a_Chunk); + } + else { m_TicksSinceLastVoidDamage = 0; } } @@ -524,8 +530,15 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) if ((BlockY >= cChunkDef::Height) || (BlockY < 0)) { // Outside of the world - // TODO: Current speed should still be added to the entity position - // Otherwise TNT explosions in the void will still effect the bottommost layers 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); + } return; } @@ -536,12 +549,11 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) int RelBlockX = BlockX - (NextChunk->GetPosX() * cChunkDef::Width); int RelBlockZ = BlockZ - (NextChunk->GetPosZ() * cChunkDef::Width); BLOCKTYPE BlockIn = NextChunk->GetBlock( RelBlockX, BlockY, RelBlockZ ); - BLOCKTYPE BlockBelow = NextChunk->GetBlock( RelBlockX, BlockY - 1, RelBlockZ ); + BLOCKTYPE BlockBelow = (BlockY > 0) ? NextChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR; if (!g_BlockIsSolid[BlockIn]) // Making sure we are not inside a solid block { if (m_bOnGround) // check if it's still on the ground { - BLOCKTYPE BlockBelow = NextChunk->GetBlock( RelBlockX, BlockY - 1, RelBlockZ ); if (!g_BlockIsSolid[BlockBelow]) // Check if block below is air or water. { m_bOnGround = false; @@ -551,8 +563,43 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) else { // Push out entity. + BLOCKTYPE GotBlock; + + static const struct + { + int x, y, z; + } gCrossCoords[] = + { + { 1, 0, 0}, + {-1, 0, 0}, + { 0, 0, 1}, + { 0, 0, -1}, + } ; + + bool IsNoAirSurrounding = true; + for (int i = 0; i < ARRAYCOUNT(gCrossCoords); i++) + { + 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; + } + if (!g_BlockIsSolid[GotBlock]) + { + NextPos.x += gCrossCoords[i].x; + NextPos.z += gCrossCoords[i].z; + IsNoAirSurrounding = false; + break; + } + } // for i - gCrossCoords[] + + if (IsNoAirSurrounding) + { + NextPos.y += 0.5; + } + m_bOnGround = true; - NextPos.y += 0.2; + LOGD("Entity #%d (%s) is inside a block at {%d, %d, %d}", m_UniqueID, GetClass(), BlockX, BlockY, BlockZ ); @@ -565,6 +612,11 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) { fallspeed = m_Gravity * a_Dt / 3; // Fall 3x slower in water. } + else if (IsBlockRail(BlockBelow) && IsMinecart()) // Rails aren't solid, except for Minecarts + { + fallspeed = 0; + m_bOnGround = true; + } else if (BlockIn == E_BLOCK_COBWEB) { NextSpeed.y *= 0.05; // Reduce overall falling speed @@ -579,24 +631,37 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) } else { - // TODO: This condition belongs to minecarts, without it, they derails too much. - // But it shouldn't be here for other entities. We need a complete minecart physics overhaul. - if ( - (BlockBelow != E_BLOCK_RAIL) && - (BlockBelow != E_BLOCK_DETECTOR_RAIL) && - (BlockBelow != E_BLOCK_POWERED_RAIL) && - (BlockBelow != E_BLOCK_ACTIVATOR_RAIL) - ) + if (IsMinecart()) { - // Friction + if (!IsBlockRail(BlockBelow)) + { + // Friction if minecart is off track, otherwise, Minecart.cpp handles this + if (NextSpeed.SqrLength() > 0.0004f) + { + NextSpeed.x *= 0.7f / (1 + a_Dt); + if (fabs(NextSpeed.x) < 0.05) + { + NextSpeed.x = 0; + } + NextSpeed.z *= 0.7f / (1 + a_Dt); + if (fabs(NextSpeed.z) < 0.05) + { + NextSpeed.z = 0; + } + } + } + } + else + { + // Friction for non-minecarts if (NextSpeed.SqrLength() > 0.0004f) { - NextSpeed.x *= 0.6666; + NextSpeed.x *= 0.7f / (1 + a_Dt); if (fabs(NextSpeed.x) < 0.05) { NextSpeed.x = 0; } - NextSpeed.z *= 0.6666; + NextSpeed.z *= 0.7f / (1 + a_Dt); if (fabs(NextSpeed.z) < 0.05) { NextSpeed.z = 0; @@ -621,19 +686,19 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) switch(WaterDir) { case X_PLUS: - m_WaterSpeed.x = 1.f; + m_WaterSpeed.x = 0.2f; m_bOnGround = false; break; case X_MINUS: - m_WaterSpeed.x = -1.f; + m_WaterSpeed.x = -0.2f; m_bOnGround = false; break; case Z_PLUS: - m_WaterSpeed.z = 1.f; + m_WaterSpeed.z = 0.2f; m_bOnGround = false; break; case Z_MINUS: - m_WaterSpeed.z = -1.f; + m_WaterSpeed.z = -0.2f; m_bOnGround = false; break; @@ -664,7 +729,6 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) { if( Ret == 1 ) { - if( Tracer.HitNormal.x != 0.f ) NextSpeed.x = 0.f; if( Tracer.HitNormal.y != 0.f ) NextSpeed.y = 0.f; if( Tracer.HitNormal.z != 0.f ) NextSpeed.z = 0.f; @@ -675,11 +739,14 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk) } } NextPos.Set(Tracer.RealHit.x,Tracer.RealHit.y,Tracer.RealHit.z); - NextPos.x += Tracer.HitNormal.x * 0.5f; - NextPos.z += Tracer.HitNormal.z * 0.5f; + NextPos.x += Tracer.HitNormal.x * 0.3f; + NextPos.y += Tracer.HitNormal.y * 0.05f; // Any larger produces entity vibration-upon-the-spot + NextPos.z += Tracer.HitNormal.z * 0.3f; } else + { NextPos += (NextSpeed * a_Dt); + } } else { @@ -829,6 +896,23 @@ void cEntity::TickBurning(cChunk & a_Chunk) +void cEntity::TickInVoid(cChunk & a_Chunk) +{ + if (m_TicksSinceLastVoidDamage == 20) + { + TakeDamage(dtInVoid, NULL, 2, 0); + m_TicksSinceLastVoidDamage = 0; + } + else + { + m_TicksSinceLastVoidDamage++; + } +} + + + + + /// Called when the entity starts burning void cEntity::OnStartedBurning(void) { |