diff options
Diffstat (limited to 'source/cWaterSimulator.cpp')
| -rw-r--r-- | source/cWaterSimulator.cpp | 92 |
1 files changed, 91 insertions, 1 deletions
diff --git a/source/cWaterSimulator.cpp b/source/cWaterSimulator.cpp index 888ff69c4..9b41e42b9 100644 --- a/source/cWaterSimulator.cpp +++ b/source/cWaterSimulator.cpp @@ -2,6 +2,7 @@ #include "cWorld.h"
#include "Vector3i.h"
#include "BlockID.h"
+#include "Defines.h"
#include <vector>
class cWaterSimulator::WaterData
@@ -39,7 +40,7 @@ public: LowerPoints[i].y = a_Y;
Points.push_back( LowerPoints[i] );
}
- else if( (Block2 == E_BLOCK_WATER || Block2 == E_BLOCK_STATIONARY_WATER ) && ( Block1 == E_BLOCK_AIR || Block1 == E_BLOCK_WATER || Block1 == E_BLOCK_STATIONARY_WATER ) )
+ else if( IsBlockWater(Block2) && ( Block1 == E_BLOCK_AIR || IsBlockWater(Block1) ) )
{
bWaterFound = true;
}
@@ -127,6 +128,9 @@ void cWaterSimulator::Simulate( float a_Dt ) {
m_Timer += a_Dt;
+ if(m_Data->m_ActiveWater->empty()) //Nothing to do if there is no ActiveWater ;) saves very little time ;D
+ return;
+
std::swap( m_Data->m_ActiveWater, m_Data->m_Buffer ); // Swap so blocks can be added to empty ActiveWater array
m_Data->m_ActiveWater->clear();
@@ -213,4 +217,90 @@ void cWaterSimulator::Simulate( float a_Dt ) bool cWaterSimulator::IsWaterBlock( char a_BlockID )
{
return a_BlockID == E_BLOCK_WATER || a_BlockID == E_BLOCK_STATIONARY_WATER;
+}
+
+//TODO Not working very well yet :s
+Direction cWaterSimulator::GetFlowingDirection(int a_X, int a_Y, int a_Z, bool a_Over)
+{
+ char BlockID = m_World->GetBlock(a_X, a_Y, a_Z);
+ if(!IsBlockWater(BlockID)) //No Water -> No Flowing direction :D
+ return NONE;
+
+
+ /*
+ Disabled because of causing problems and beeing useless atm
+ char BlockBelow = m_World->GetBlock(a_X, a_Y - 1, a_Z); //If there is nothing or water below it -> dominating flow is down :D
+ if(BlockBelow == E_BLOCK_AIR || IsBlockWater(BlockBelow))
+ return Y_MINUS;
+ */
+
+ char LowestPoint = m_World->GetBlockMeta(a_X, a_Y, a_Z); //Current Block Meta so only lower points will be counted
+ int X, Y, Z; //Lowest Pos will be stored here
+
+ if(IsBlockWater(m_World->GetBlock(a_X, a_Y + 1, a_Z)) && a_Over) //check for upper block to flow because this also affects the flowing direction
+ {
+ return GetFlowingDirection(a_X, a_Y + 1, a_Z, false);
+ }
+
+ std::vector< Vector3i * > Points;
+
+ //add blocks around the checking pos
+ Points.push_back(new Vector3i(a_X - 1, a_Y, a_Z));
+ Points.push_back(new Vector3i(a_X + 1, a_Y, a_Z));
+ Points.push_back(new Vector3i(a_X, a_Y, a_Z + 1));
+ Points.push_back(new Vector3i(a_X, a_Y, a_Z - 1));
+
+ for(std::vector<Vector3i *>::iterator it = Points.begin(); it < Points.end(); it++)
+ {
+ Vector3i *Pos = (*it);
+ char BlockID = m_World->GetBlock(Pos->x, Pos->y, Pos->z);
+ if(IsBlockWater(BlockID))
+ {
+ char Meta = m_World->GetBlockMeta(Pos->x, Pos->y, Pos->z);
+
+ if(Meta > LowestPoint)
+ {
+ LowestPoint = Meta;
+ X = Pos->x;
+ Y = Pos->y;
+ Z = Pos->z;
+ }
+ }else if(BlockID == E_BLOCK_AIR)
+ {
+ LowestPoint = 9; //This always dominates
+ X = Pos->x;
+ Y = Pos->y;
+ Z = Pos->z;
+
+ }
+ delete Pos;
+ }
+
+
+ if(LowestPoint == m_World->GetBlockMeta(a_X, a_Y, a_Z))
+ return NONE;
+
+ if(a_X - X > 0)
+ {
+ return X_MINUS;
+ }
+
+ if(a_X - X < 0)
+ {
+ return X_PLUS;
+ }
+
+ if(a_Z - Z > 0)
+ {
+ return Z_MINUS;
+ }
+
+ if(a_Z - Z < 0)
+ {
+ return Z_PLUS;
+ }
+
+ return NONE;
+
+
}
\ No newline at end of file |