flewkey/cuberite-2a
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Merge remote-tracking branch 'xdot/master'

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This commit is contained in:
madmaxoft 2014-03-06 13:24:28 +01:00
commit 3e80e63665
6 changed files with 238 additions and 17 deletions
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2
src/Scoreboard.cpp
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@ -506,7 +506,7 @@ bool cScoreboard::ForEachObjective(cObjectiveCallback& a_Callback)
bool cScoreboard::ForEachTeam(cTeamCallback& a_Callback)
{
cCSLock Lock(m_CSObjectives);
cCSLock Lock(m_CSTeams);
for (cTeamMap::iterator it = m_Teams.begin(); it != m_Teams.end(); ++it)
{

21
src/Simulator/FloodyFluidSimulator.cpp
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@ -86,8 +86,13 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re
{
// Spread only down, possibly washing away what's there or turning lava to stone / cobble / obsidian:
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY - 1, a_RelZ, 8);
// Source blocks spread both downwards and sideways
if (MyMeta != 0)
{
SpreadFurther = false;
}
}
// If source creation is on, check for it here:
else if (
(m_NumNeighborsForSource > 0) && // Source creation is on
@ -105,10 +110,7 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re
if (SpreadFurther && (NewMeta < 8))
{
// Spread to the neighbors:
SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, NewMeta);
Spread(a_Chunk, a_RelX, a_RelY, a_RelZ, NewMeta);
}
// Mark as processed:
@ -119,6 +121,17 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re
void cFloodyFluidSimulator::Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta)
{
SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, a_NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, a_NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, a_NewMeta);
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, a_NewMeta);
}
bool cFloodyFluidSimulator::CheckTributaries(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_MyMeta)
{
// If we have a section above, check if there's fluid above this block that would feed it:

12
src/Simulator/FloodyFluidSimulator.h
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@ -38,14 +38,20 @@ protected:
// cDelayedFluidSimulator overrides:
virtual void SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override;
/// Checks tributaries, if not fed, decreases the block's level and returns true
/** Checks tributaries, if not fed, decreases the block's level and returns true. */
bool CheckTributaries(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_MyMeta);
/// Spreads into the specified block, if the blocktype there allows. a_Area is for checking.
/** Spreads into the specified block, if the blocktype there allows. a_Area is for checking. */
void SpreadToNeighbor(cChunk * a_NearChunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta);
/// Checks if there are enough neighbors to create a source at the coords specified; turns into source and returns true if so
/** Checks if there are enough neighbors to create a source at the coords specified; turns into source and returns true if so. */
bool CheckNeighborsForSource(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ);
/** Spread water to neighbors.
*
* May be overridden to provide more sophisticated algorithms.
*/
virtual void Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta);
} ;

150
src/Simulator/VanillaFluidSimulator.cpp Normal file
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@ -0,0 +1,150 @@
// VanillaFluidSimulator.cpp
#include "Globals.h"
#include "VanillaFluidSimulator.h"
#include "../World.h"
#include "../Chunk.h"
#include "../BlockArea.h"
#include "../Blocks/BlockHandler.h"
#include "../BlockInServerPluginInterface.h"
static const int InfiniteCost = 100;
cVanillaFluidSimulator::cVanillaFluidSimulator(
cWorld & a_World,
BLOCKTYPE a_Fluid,
BLOCKTYPE a_StationaryFluid,
NIBBLETYPE a_Falloff,
int a_TickDelay,
int a_NumNeighborsForSource
) : super(a_World, a_Fluid, a_StationaryFluid, a_Falloff, a_TickDelay, a_NumNeighborsForSource)
{
}
void cVanillaFluidSimulator::Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta)
{
int Cost[4];
Cost[0] = CalculateFlowCost(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, X_PLUS);
Cost[1] = CalculateFlowCost(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, X_MINUS);
Cost[2] = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, Z_PLUS);
Cost[3] = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, Z_MINUS);
int MinCost = InfiniteCost;
for (unsigned int i = 0; i < ARRAYCOUNT(Cost); ++i)
{
if (Cost[i] < MinCost)
{
MinCost = Cost[i];
}
}
if (Cost[0] == MinCost)
{
SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, a_NewMeta);
}
if (Cost[1] == MinCost)
{
SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, a_NewMeta);
}
if (Cost[2] == MinCost)
{
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, a_NewMeta);
}
if (Cost[3] == MinCost)
{
SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, a_NewMeta);
}
}
int cVanillaFluidSimulator::CalculateFlowCost(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, Direction a_Dir, unsigned a_Iteration)
{
int Cost = InfiniteCost;
BLOCKTYPE BlockType;
NIBBLETYPE BlockMeta;
// Check if block is passable
if (!a_Chunk->UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ, BlockType, BlockMeta))
{
return Cost;
}
if (!IsPassableForFluid(BlockType))
{
return Cost;
}
// Check if block below is passable
if (!a_Chunk->UnboundedRelGetBlock(a_RelX, a_RelY - 1, a_RelZ, BlockType, BlockMeta))
{
return Cost;
}
if (IsPassableForFluid(BlockType))
{
// Path found, exit
return a_Iteration;
}
// 5 blocks away, bail out
if (a_Iteration > 3)
{
return Cost;
}
// Recurse
if (a_Dir != X_MINUS)
{
int NextCost = CalculateFlowCost(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, X_PLUS, a_Iteration + 1);
if (NextCost < Cost)
{
Cost = NextCost;
}
}
if (a_Dir != X_PLUS)
{
int NextCost = CalculateFlowCost(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, X_MINUS, a_Iteration + 1);
if (NextCost < Cost)
{
Cost = NextCost;
}
}
if (a_Dir != Z_MINUS)
{
int NextCost = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, Z_PLUS, a_Iteration + 1);
if (NextCost < Cost)
{
Cost = NextCost;
}
}
if (a_Dir != Z_PLUS)
{
int NextCost = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, Z_MINUS, a_Iteration + 1);
if (NextCost < Cost)
{
Cost = NextCost;
}
}
return Cost;
}

42
src/Simulator/VanillaFluidSimulator.h Normal file
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@ -0,0 +1,42 @@
// VanillaFluidSimulator.h
#pragma once
#include "FloodyFluidSimulator.h"
// fwd:
class cBlockArea;
class cVanillaFluidSimulator :
public cFloodyFluidSimulator
{
typedef cFloodyFluidSimulator super;
public:
cVanillaFluidSimulator(cWorld & a_World, BLOCKTYPE a_Fluid, BLOCKTYPE a_StationaryFluid, NIBBLETYPE a_Falloff, int a_TickDelay, int a_NumNeighborsForSource);
protected:
// cFloodyFluidSimulator overrides:
virtual void Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta) override;
/** Recursively calculates the minimum number of blocks needed to descend a level. */
int CalculateFlowCost(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, Direction a_Dir, unsigned a_Iteration = 0);
} ;

24
src/World.cpp
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@ -34,6 +34,7 @@
#include "Simulator/NoopRedstoneSimulator.h"
#include "Simulator/SandSimulator.h"
#include "Simulator/IncrementalRedstoneSimulator.h"
#include "Simulator/VanillaFluidSimulator.h"
#include "Simulator/VaporizeFluidSimulator.h"
// Mobs:
@ -3053,8 +3054,8 @@ cFluidSimulator * cWorld::InitializeFluidSimulator(cIniFile & a_IniFile, const c
AString SimulatorName = a_IniFile.GetValueSet("Physics", SimulatorNameKey, "");
if (SimulatorName.empty())
{
LOGWARNING("[Physics] %s not present or empty in %s, using the default of \"Floody\".", SimulatorNameKey.c_str(), GetIniFileName().c_str());
SimulatorName = "Floody";
LOGWARNING("[Physics] %s not present or empty in %s, using the default of \"Vanilla\".", SimulatorNameKey.c_str(), GetIniFileName().c_str());
SimulatorName = "Vanilla";
}
cFluidSimulator * res = NULL;
@ -3078,16 +3079,25 @@ cFluidSimulator * cWorld::InitializeFluidSimulator(cIniFile & a_IniFile, const c
}
else
{
if (NoCaseCompare(SimulatorName, "floody") != 0)
{
// The simulator name doesn't match anything we have, issue a warning:
LOGWARNING("%s [Physics]:%s specifies an unknown simulator, using the default \"Floody\".", GetIniFileName().c_str(), SimulatorNameKey.c_str());
}
int Falloff = a_IniFile.GetValueSetI(SimulatorSectionName, "Falloff", IsWater ? 1 : 2);
int TickDelay = a_IniFile.GetValueSetI(SimulatorSectionName, "TickDelay", IsWater ? 5 : 30);
int NumNeighborsForSource = a_IniFile.GetValueSetI(SimulatorSectionName, "NumNeighborsForSource", IsWater ? 2 : -1);
if (NoCaseCompare(SimulatorName, "floody") == 0)
{
res = new cFloodyFluidSimulator(*this, a_SimulateBlock, a_StationaryBlock, Falloff, TickDelay, NumNeighborsForSource);
}
else if (NoCaseCompare(SimulatorName, "vanilla") == 0)
{
res = new cVanillaFluidSimulator(*this, a_SimulateBlock, a_StationaryBlock, Falloff, TickDelay, NumNeighborsForSource);
}
else
{
// The simulator name doesn't match anything we have, issue a warning:
LOGWARNING("%s [Physics]:%s specifies an unknown simulator, using the default \"Vanilla\".", GetIniFileName().c_str(), SimulatorNameKey.c_str());
res = new cVanillaFluidSimulator(*this, a_SimulateBlock, a_StationaryBlock, Falloff, TickDelay, NumNeighborsForSource);
}
}
m_SimulatorManager->RegisterSimulator(res, Rate);