1 files changed, 114 insertions, 0 deletions
diff --git a/src/Blocks/BlockCrops.h b/src/Blocks/BlockCrops.h
new file mode 100644
index 000000000..9c4964e02
--- /dev/null
+++ b/src/Blocks/BlockCrops.h
@@ -0,0 +1,114 @@
+
+#pragma once
+
+#include "BlockHandler.h"
+#include "../MersenneTwister.h"
+#include "../World.h"
+
+
+
+
+
+/// Common class that takes care of carrots, potatoes and wheat
+class cBlockCropsHandler :
+	public cBlockHandler
+{
+public:
+	cBlockCropsHandler(BLOCKTYPE a_BlockType)
+		: cBlockHandler(a_BlockType)
+	{
+	}
+
+
+	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_Meta) override
+	{
+		MTRand rand;
+
+		if (a_Meta == 0x7)
+		{
+			// Is fully grown, drop the entire produce:
+			switch (m_BlockType)
+			{
+				case E_BLOCK_CROPS:
+				{
+					a_Pickups.push_back(cItem(E_ITEM_WHEAT, 1, 0));
+					a_Pickups.push_back(cItem(E_ITEM_SEEDS, 1 + (int)(rand.randInt(2) + rand.randInt(2)) / 2, 0));  // [1 .. 3] with high preference of 2
+					break;
+				}
+				case E_BLOCK_CARROTS:
+				{
+					a_Pickups.push_back(cItem(E_ITEM_CARROT, 1 + (int)(rand.randInt(2) + rand.randInt(2)) / 2, 0));  // [1 .. 3] with high preference of 2
+					break;
+				}
+				case E_BLOCK_POTATOES:
+				{
+					a_Pickups.push_back(cItem(E_ITEM_POTATO, 1 + (int)(rand.randInt(2) + rand.randInt(2)) / 2, 0));  // [1 .. 3] with high preference of 2
+					if (rand.randInt(20) == 0)
+					{
+						// With a 5% chance, drop a poisonous potato as well
+						a_Pickups.push_back(cItem(E_ITEM_POISONOUS_POTATO, 1, 0));
+					}
+					break;
+				}
+				default:
+				{
+					ASSERT(!"Unhandled block type");
+					break;
+				}
+			}  // switch (m_BlockType)
+		}
+		else
+		{
+			// Drop 1 item of whatever is growing
+			switch (m_BlockType)
+			{
+				case E_BLOCK_CROPS:    a_Pickups.push_back(cItem(E_ITEM_SEEDS,  1, 0)); break;
+				case E_BLOCK_CARROTS:  a_Pickups.push_back(cItem(E_ITEM_CARROT, 1, 0)); break;
+				case E_BLOCK_POTATOES: a_Pickups.push_back(cItem(E_ITEM_POTATO, 1, 0)); break;
+				default:
+				{
+					ASSERT(!"Unhandled block type");
+					break;
+				}
+			}
+		}
+	}	
+	
+	
+	void OnUpdate(cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override
+	{
+		NIBBLETYPE Meta     = a_Chunk.GetMeta      (a_RelX, a_RelY, a_RelZ);
+		NIBBLETYPE Light    = a_Chunk.GetBlockLight(a_RelX, a_RelY, a_RelZ);
+		NIBBLETYPE SkyLight = a_Chunk.GetSkyLight  (a_RelX, a_RelY, a_RelZ);
+
+		if (SkyLight > Light)
+		{
+			Light = SkyLight;
+		}
+		
+		if ((Meta < 7) && (Light > 8))
+		{
+			a_Chunk.FastSetBlock(a_RelX, a_RelY, a_RelZ, E_BLOCK_CROPS, ++Meta);
+		}
+		else if (Light < 9)
+		{
+			a_Chunk.GetWorld()->DigBlock(a_RelX + a_Chunk.GetPosX() * cChunkDef::Width, a_RelY, a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width);
+		}
+	}
+
+
+	virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
+	{
+		return ((a_RelY > 0) && (a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ) == E_BLOCK_FARMLAND));
+	}
+
+
+	virtual const char * GetStepSound(void) override
+	{
+		return "step.grass";
+	}
+} ;
+
+
+
+