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-rw-r--r--source/Entities/FallingBlock.cpp107
1 files changed, 107 insertions, 0 deletions
diff --git a/source/Entities/FallingBlock.cpp b/source/Entities/FallingBlock.cpp
new file mode 100644
index 000000000..237327975
--- /dev/null
+++ b/source/Entities/FallingBlock.cpp
@@ -0,0 +1,107 @@
+#include "Globals.h"
+
+#include "FallingBlock.h"
+#include "../World.h"
+#include "../ClientHandle.h"
+#include "../Simulator/SandSimulator.h"
+#include "../Chunk.h"
+
+
+
+
+
+cFallingBlock::cFallingBlock(const Vector3i & a_BlockPosition, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) :
+ super(etFallingBlock, a_BlockPosition.x + 0.5f, a_BlockPosition.y + 0.5f, a_BlockPosition.z + 0.5f, 0.98, 0.98),
+ m_BlockType(a_BlockType),
+ m_BlockMeta(a_BlockMeta),
+ m_OriginalPosition(a_BlockPosition)
+{
+}
+
+
+
+
+
+bool cFallingBlock::Initialize(cWorld * a_World)
+{
+ if (super::Initialize(a_World))
+ {
+ a_World->BroadcastSpawnEntity(*this);
+ return true;
+ }
+ return false;
+}
+
+
+
+
+
+void cFallingBlock::SpawnOn(cClientHandle & a_ClientHandle)
+{
+ a_ClientHandle.SendSpawnFallingBlock(*this);
+}
+
+
+
+
+
+void cFallingBlock::Tick(float a_Dt, cChunk & a_Chunk)
+{
+ float MilliDt = a_Dt * 0.001f;
+ AddSpeedY(MilliDt * -9.8f);
+ AddPosY(GetSpeedY() * MilliDt);
+
+ // GetWorld()->BroadcastTeleportEntity(*this); // Test position
+
+ int BlockX = m_OriginalPosition.x;
+ int BlockY = (int)(GetPosY() - 0.5);
+ int BlockZ = m_OriginalPosition.z;
+
+ if (BlockY < 0)
+ {
+ // Fallen out of this world, just continue falling until out of sight, then destroy:
+ if (BlockY < 100)
+ {
+ Destroy(true);
+ }
+ return;
+ }
+
+ if (BlockY >= cChunkDef::Height)
+ {
+ // Above the world, just wait for it to fall back down
+ return;
+ }
+
+ int idx = a_Chunk.MakeIndexNoCheck(BlockX - a_Chunk.GetPosX() * cChunkDef::Width, BlockY, BlockZ - a_Chunk.GetPosZ() * cChunkDef::Width);
+ BLOCKTYPE BlockBelow = a_Chunk.GetBlock(idx);
+ NIBBLETYPE BelowMeta = a_Chunk.GetMeta(idx);
+ if (cSandSimulator::DoesBreakFallingThrough(BlockBelow, BelowMeta))
+ {
+ // Fallen onto a block that breaks this into pickups (e. g. half-slab)
+ // Must finish the fall with coords one below the block:
+ cSandSimulator::FinishFalling(m_World, BlockX, BlockY, BlockZ, m_BlockType, m_BlockMeta);
+ Destroy(true);
+ return;
+ }
+ else if (!cSandSimulator::CanContinueFallThrough(BlockBelow))
+ {
+ // Fallen onto a solid block
+ /*
+ LOGD(
+ "Sand: Checked below at {%d, %d, %d} (rel {%d, %d, %d}), it's %s, finishing the fall.",
+ BlockX, BlockY, BlockZ,
+ BlockX - a_Chunk.GetPosX() * cChunkDef::Width, BlockY, BlockZ - a_Chunk.GetPosZ() * cChunkDef::Width,
+ ItemTypeToString(BlockBelow).c_str()
+ );
+ */
+
+ cSandSimulator::FinishFalling(m_World, BlockX, BlockY + 1, BlockZ, m_BlockType, m_BlockMeta);
+ Destroy(true);
+ return;
+ }
+}
+
+
+
+