1 files changed, 167 insertions, 0 deletions
diff --git a/Tools/BlockZapper/Regions.cpp b/Tools/BlockZapper/Regions.cpp
new file mode 100644
index 000000000..b4c8bddcd
--- /dev/null
+++ b/Tools/BlockZapper/Regions.cpp
@@ -0,0 +1,167 @@
+
+// Regions.cpp
+
+// Implements the cRegions class representing the list of regions to zap
+
+#include "Globals.h"
+
+#include "Regions.h"
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cRegion:
+
+cRegion::cRegion(void) :
+	m_MinX(0),
+	m_MaxX(0),
+	m_MinY(0),
+	m_MaxY(0),
+	m_MinZ(0),
+	m_MaxZ(0),
+	m_ShouldZapBlocks(false),
+	m_ShouldZapEntities(false)
+{
+}
+
+
+
+
+
+cRegion::cRegion(int a_MinX, int a_MaxX, int a_MinY, int a_MaxY, int a_MinZ, int a_MaxZ, bool a_ShouldZapBlocks, bool a_ShouldZapEntities) :
+	m_MinX(a_MinX),
+	m_MaxX(a_MaxX),
+	m_MinY(std::max(0, std::min(255, a_MinY))),
+	m_MaxY(std::max(0, std::min(255, a_MaxY))),
+	m_MinZ(a_MinZ),
+	m_MaxZ(a_MaxZ),
+	m_ShouldZapBlocks(a_ShouldZapBlocks),
+	m_ShouldZapEntities(a_ShouldZapEntities)
+{
+}
+
+
+
+
+
+bool cRegion::TouchesChunk(int a_ChunkX, int a_ChunkZ) const
+{
+	int ChunkBeginX = a_ChunkX * 16;
+	int ChunkEndX = a_ChunkX * 16 + 15;
+	int ChunkBeginZ = a_ChunkZ * 16;
+	int ChunkEndZ = a_ChunkZ * 16 + 15;
+	if (
+		(m_MinX > ChunkEndX) || (m_MaxX < ChunkBeginX) ||
+		(m_MinZ > ChunkEndZ) || (m_MaxZ < ChunkBeginZ)
+	)
+	{
+		return false;
+	}
+	return true;
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cRegions:
+
+void cRegions::Read(std::istream & a_Stream)
+{
+	while (!a_Stream.eof())
+	{
+		AString Line;
+		std::getline(a_Stream, Line);
+		
+		// Process the line
+		AStringVector Split = StringSplit(Line, " \t");
+		AStringVector NonEmpty;
+		for (AStringVector::const_iterator itr = Split.begin(), end = Split.end(); itr != end; ++itr)
+		{
+			if (!itr->empty())
+			{
+				NonEmpty.push_back(*itr);
+			}
+		}  // for itr - Split[]
+		switch (NonEmpty.size())
+		{
+			case 6:
+			case 7:
+			{
+				AddRegion(NonEmpty);
+				break;
+			}
+			default:
+			{
+				fprintf(stderr, "Cannot parse line \"%s\", ignoring", Line.c_str());
+				break;
+			}
+		}
+	}
+}
+
+
+
+
+
+void cRegions::AddRegion(const AStringVector & a_Split)
+{
+	ASSERT((a_Split.size() == 6) || (a_Split.size() == 7));
+	
+	int Coords[6];
+	for (int i = 0; i < 6; i++)
+	{
+		Coords[i] = atoi(a_Split[i].c_str());
+		if ((Coords[i] == 0) && (a_Split[i] != "0"))
+		{
+			fprintf(stderr, "Bad coord: \"%s\". Ignoring line.", a_Split[i].c_str());
+			return;
+		}
+	}  // for i - a_Split[]
+	
+	bool ShouldZapBlocks = true;
+	bool ShouldZapEntities = false;
+	
+	if (a_Split.size() == 7)
+	{
+		AString Upper = a_Split[6];
+		StrToUpper(Upper);
+		if (Upper == "E")
+		{
+			ShouldZapEntities = true;
+			ShouldZapBlocks = false;
+		}
+		else if (Upper == "BE")
+		{
+			ShouldZapEntities = true;
+		}
+		else if (Upper == "B")
+		{
+			// Nothing needed
+		}
+		else
+		{
+			fprintf(stderr, "Bad zap specifier: \"%s\". Ignoring line.", a_Split[6].c_str());
+			return;
+		}
+	}
+	
+	// Swap coords, if needed:
+	for (int i = 0; i < 3; i++)
+	{
+		if (Coords[2 * i] > Coords[2 * i + 1])
+		{
+			std::swap(Coords[2 * i], Coords[2 * i + 1]);
+		}
+	}
+	
+	// Store the region
+	m_Regions.push_back(cRegion(Coords[0], Coords[1], Coords[2], Coords[3], Coords[4], Coords[5], ShouldZapBlocks, ShouldZapEntities));
+}
+
+
+
+