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Lava can spawn fire. 

Settable in world.ini, lava can spawn fire to fuel blocks near it. Fix #65.
This commit is contained in:
madmaxoft 2013-12-04 19:48:42 +01:00
parent be1cdadda7
commit e48168aa13
5 changed files with 93 additions and 8 deletions
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81
src/Blocks/BlockFluid.h
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@ -54,3 +54,84 @@ public:
class cBlockLavaHandler :
public cBlockFluidHandler
{
typedef cBlockFluidHandler super;
public:
cBlockLavaHandler(BLOCKTYPE a_BlockType) :
super(a_BlockType)
{
}
/// Called to tick the block
virtual void OnUpdate(cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override
{
if (a_Chunk.GetWorld()->ShouldLavaSpawnFire())
{
// Try to start up to 5 fires:
for (int i = 0; i < 5; i++)
{
TryStartFireNear(a_RelX, a_RelY, a_RelZ, a_Chunk);
}
}
}
/// Tries to start a fire near the lava at given coords. Returns true if fire started.
static bool TryStartFireNear(int a_RelX, int a_RelY, int a_RelZ, cChunk & a_Chunk)
{
// Pick a block next to this lava block:
int rnd = a_Chunk.GetWorld()->GetTickRandomNumber(cChunkDef::NumBlocks * 8) / 7;
int x = (rnd % 3) - 1; // -1 .. 1
int y = ((rnd / 4) % 4) - 1; // -1 .. 2
int z = ((rnd / 16) % 3) - 1; // -1 .. 1
// Check if it's fuel:
BLOCKTYPE BlockType;
if (
!a_Chunk.UnboundedRelGetBlockType(a_RelX + x, a_RelY + y, a_RelZ + z, BlockType) ||
!cFireSimulator::IsFuel(BlockType)
)
{
return false;
}
// Try to set it on fire:
static struct
{
int x, y, z;
} CrossCoords[] =
{
{-1, 0, 0},
{ 1, 0, 0},
{ 0, -1, 0},
{ 0, 1, 0},
{ 0, 0, -1},
{ 0, 0, 1},
} ;
int RelX = a_RelX + x;
int RelY = a_RelY + y;
int RelZ = a_RelZ + z;
for (size_t i = 0; i < ARRAYCOUNT(CrossCoords); i++)
{
if (
a_Chunk.UnboundedRelGetBlockType(RelX + CrossCoords[i].x, RelY + CrossCoords[i].y, RelZ + CrossCoords[i].z, BlockType) &&
(BlockType == E_BLOCK_AIR)
)
{
// This is an air block next to a fuel next to lava, light it up:
a_Chunk.UnboundedRelSetBlock(RelX + CrossCoords[i].x, RelY + CrossCoords[i].y, RelZ + CrossCoords[i].z, E_BLOCK_FIRE, 0);
return true;
}
} // for i - CrossCoords[]
return false;
}
} ;

12
src/Blocks/BlockHandler.cpp
View File

@ -144,6 +144,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_INACTIVE_COMPARATOR: return new cBlockComparatorHandler (a_BlockType);
case E_BLOCK_IRON_DOOR: return new cBlockDoorHandler (a_BlockType);
case E_BLOCK_IRON_ORE: return new cBlockOreHandler (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_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_LADDER: return new cBlockLadderHandler (a_BlockType);
@ -157,18 +158,17 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_MELON_STEM: return new cBlockStemsHandler (a_BlockType);
case E_BLOCK_MYCELIUM: return new cBlockMyceliumHandler (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_NOTE_BLOCK: return new cBlockNoteHandler (a_BlockType);
case E_BLOCK_PISTON: return new cBlockPistonHandler (a_BlockType);
case E_BLOCK_PISTON_EXTENSION: return new cBlockPistonHeadHandler ( );
case E_BLOCK_PLANKS: return new cBlockPlanksHandler (a_BlockType);
case E_BLOCK_NETHER_PORTAL: return new cBlockPortalHandler (a_BlockType);
case E_BLOCK_POTATOES: return new cBlockCropsHandler (a_BlockType);
case E_BLOCK_POWERED_RAIL: return new cBlockRailHandler (a_BlockType);
case E_BLOCK_PUMPKIN: return new cBlockPumpkinHandler (a_BlockType);
case E_BLOCK_JACK_O_LANTERN: return new cBlockPumpkinHandler (a_BlockType);
case E_BLOCK_PUMPKIN_STEM: return new cBlockStemsHandler (a_BlockType);
case E_BLOCK_QUARTZ_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_RAIL: return new cBlockRailHandler (a_BlockType);
case E_BLOCK_POTATOES: return new cBlockCropsHandler (a_BlockType);
case E_BLOCK_POWERED_RAIL: return new cBlockRailHandler (a_BlockType);
case E_BLOCK_REDSTONE_ORE: return new cBlockOreHandler (a_BlockType);
case E_BLOCK_REDSTONE_ORE_GLOWING: return new cBlockOreHandler (a_BlockType);
case E_BLOCK_REDSTONE_REPEATER_OFF: return new cBlockRedstoneRepeaterHandler(a_BlockType);
@ -184,8 +184,8 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
case E_BLOCK_SIGN_POST: return new cBlockSignHandler (a_BlockType);
case E_BLOCK_SNOW: return new cBlockSnowHandler (a_BlockType);
case E_BLOCK_SPRUCE_WOOD_STAIRS: return new cBlockStairsHandler (a_BlockType);
case E_BLOCK_STATIONARY_LAVA: return new cBlockFluidHandler (a_BlockType);
case E_BLOCK_STATIONARY_WATER: return new cBlockFluidHandler (a_BlockType);
case E_BLOCK_STATIONARY_LAVA: return new cBlockLavaHandler (a_BlockType);
case E_BLOCK_STATIONARY_WATER: return new cBlockLavaHandler (a_BlockType);
case E_BLOCK_STICKY_PISTON: return new cBlockPistonHandler (a_BlockType);
case E_BLOCK_STONE: return new cBlockStoneHandler (a_BlockType);
case E_BLOCK_STONE_BRICK_STAIRS: return new cBlockStairsHandler (a_BlockType);

4
src/Simulator/FireSimulator.h
View File

@ -27,8 +27,8 @@ public:
virtual bool IsAllowedBlock(BLOCKTYPE a_BlockType) override;
bool IsFuel (BLOCKTYPE a_BlockType);
bool IsForever(BLOCKTYPE a_BlockType);
static bool IsFuel (BLOCKTYPE a_BlockType);
static bool IsForever(BLOCKTYPE a_BlockType);
protected:
/// Time (in msec) that a fire block takes to burn with a fuel block into the next step

1
src/World.cpp
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@ -522,6 +522,7 @@ void cWorld::Start(void)
m_IsSugarcaneBonemealable = IniFile.GetValueSetB("Plants", "IsSugarcaneBonemealable", false);
m_bEnabledPVP = IniFile.GetValueSetB("PVP", "Enabled", true);
m_IsDeepSnowEnabled = IniFile.GetValueSetB("Physics", "DeepSnow", false);
m_ShouldLavaSpawnFire = IniFile.GetValueSetB("Physics", "ShouldLavaSpawnFire", true);
m_GameMode = (eGameMode)IniFile.GetValueSetI("GameMode", "GameMode", m_GameMode);

3
src/World.h
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@ -129,6 +129,8 @@ public:
bool IsPVPEnabled(void) const { return m_bEnabledPVP; }
bool IsDeepSnowEnabled(void) const { return m_IsDeepSnowEnabled; }
bool ShouldLavaSpawnFire(void) const { return m_ShouldLavaSpawnFire; }
eDimension GetDimension(void) const { return m_Dimension; }
/// Returns the world height at the specified coords; waits for the chunk to get loaded / generated
@ -654,6 +656,7 @@ private:
eGameMode m_GameMode;
bool m_bEnabledPVP;
bool m_IsDeepSnowEnabled;
bool m_ShouldLavaSpawnFire;
// The cRedstone class simulates redstone and needs access to m_RSList
// friend class cRedstone;