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-rw-r--r--source/Entities/Minecart.cpp55
1 files changed, 34 insertions, 21 deletions
diff --git a/source/Entities/Minecart.cpp b/source/Entities/Minecart.cpp
index a2f1e5593..95bad6570 100644
--- a/source/Entities/Minecart.cpp
+++ b/source/Entities/Minecart.cpp
@@ -8,6 +8,7 @@
#include "Minecart.h"
#include "../World.h"
#include "../ClientHandle.h"
+#include "../Chunk.h"
#include "Player.h"
@@ -51,34 +52,43 @@ void cMinecart::SpawnOn(cClientHandle & a_ClientHandle)
void cMinecart::HandlePhysics(float a_Dt, cChunk & a_Chunk)
{
- if ((GetPosY() > 0) && (GetPosY() < cChunkDef::Height))
+ int PosY = (int)floor(GetPosY());
+ if ((PosY <= 0) || (PosY >= cChunkDef::Height))
{
- BLOCKTYPE BelowType = GetWorld()->GetBlock(floor(GetPosX()), floor(GetPosY() -1 ), floor(GetPosZ()));
- BLOCKTYPE InsideType = GetWorld()->GetBlock(floor(GetPosX()), floor(GetPosY()), floor(GetPosZ()));
+ // Outside the world, just process normal falling physics
+ super::HandlePhysics(a_Dt, a_Chunk);
+ BroadcastMovementUpdate();
+ return;
+ }
+
+ int RelPosX = (int)floor(GetPosX()) - a_Chunk.GetPosX() * cChunkDef::Width;
+ int RelPosZ = (int)floor(GetPosZ()) - a_Chunk.GetPosZ() * cChunkDef::Width;
+ cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
+ if (Chunk == NULL)
+ {
+ // Inside an unloaded chunk, bail out all processing
+ return;
+ }
+ BLOCKTYPE BelowType = Chunk->GetBlock(RelPosX, PosY - 1, RelPosZ);
+ BLOCKTYPE InsideType = Chunk->GetBlock(RelPosX, PosY, RelPosZ);
- if (IsBlockRail(BelowType))
+ if (IsBlockRail(BelowType))
+ {
+ HandleRailPhysics(a_Dt, *Chunk);
+ }
+ else
+ {
+ if (IsBlockRail(InsideType))
{
- HandleRailPhysics(a_Dt, a_Chunk);
+ SetPosY(PosY + 1);
+ HandleRailPhysics(a_Dt, *Chunk);
}
else
{
- if (IsBlockRail(InsideType))
- {
- SetPosY(ceil(GetPosY()));
- HandleRailPhysics(a_Dt, a_Chunk);
- }
- else
- {
- super::HandlePhysics(a_Dt, a_Chunk);
- BroadcastMovementUpdate();
- }
+ super::HandlePhysics(a_Dt, *Chunk);
+ BroadcastMovementUpdate();
}
}
- else
- {
- super::HandlePhysics(a_Dt, a_Chunk);
- BroadcastMovementUpdate();
- }
}
@@ -87,6 +97,7 @@ void cMinecart::HandlePhysics(float a_Dt, cChunk & a_Chunk)
static const double MAX_SPEED = 8;
static const double MAX_SPEED_NEGATIVE = (0 - MAX_SPEED);
+
void cMinecart::HandleRailPhysics(float a_Dt, cChunk & a_Chunk)
{
@@ -98,7 +109,9 @@ void cMinecart::HandleRailPhysics(float a_Dt, cChunk & a_Chunk)
*/
// Get block meta below the cart
- NIBBLETYPE BelowMeta = GetWorld()->GetBlockMeta(floor(GetPosX()), floor(GetPosY() -1 ), floor(GetPosZ()));
+ int RelPosX = (int)floor(GetPosX()) - a_Chunk.GetPosX() * cChunkDef::Width;
+ int RelPosZ = (int)floor(GetPosZ()) - a_Chunk.GetPosZ() * cChunkDef::Width;
+ NIBBLETYPE BelowMeta = a_Chunk.GetMeta(RelPosX, (int)floor(GetPosY() - 1), RelPosZ);
double SpeedX = GetSpeedX(), SpeedY = GetSpeedY(), SpeedZ = GetSpeedZ(); // Get current speed
switch (BelowMeta)