From e7238456dbc9355fc6cfaba4632448c7d6055661 Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Wed, 15 May 2013 17:09:38 +0000
Subject: Moved noise debugging into the Noise.* files

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1485 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 source/Noise.cpp | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)

(limited to 'source/Noise.cpp')

diff --git a/source/Noise.cpp b/source/Noise.cpp
index 333dc8333..729641961 100644
--- a/source/Noise.cpp
+++ b/source/Noise.cpp
@@ -17,6 +17,87 @@
 
 
 
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Globals:
+
+void Debug3DNoise(const NOISE_DATATYPE * a_Noise, int a_SizeX, int a_SizeY, int a_SizeZ, const AString & a_FileNameBase)
+{
+	const int BUF_SIZE = 512;
+	ASSERT(a_SizeX <= BUF_SIZE);  // Just stretch it, if needed
+	
+	// Save in XY cuts:
+	cFile f1;
+	if (f1.Open(Printf("%s_XY (%d).grab", a_FileNameBase.c_str(), a_SizeX), cFile::fmWrite))
+	{
+		for (int z = 0; z < a_SizeZ; z++)
+		{
+			for (int y = 0; y < a_SizeY; y++)
+			{
+				int idx = y * a_SizeX + z * a_SizeX * a_SizeY;
+				unsigned char buf[BUF_SIZE];
+				for (int x = 0; x < a_SizeX; x++)
+				{
+					buf[x] = (unsigned char)(std::min(255, std::max(0, (int)(128 + 32 * a_Noise[idx++]))));
+				}
+				f1.Write(buf, a_SizeX);
+			}  // for y
+			unsigned char buf[BUF_SIZE];
+			memset(buf, 0, a_SizeX);
+			f1.Write(buf, a_SizeX);
+		}  // for z
+	}  // if (XY file open)
+
+	cFile f2;
+	if (f2.Open(Printf("%s_XZ (%d).grab", a_FileNameBase.c_str(), a_SizeX), cFile::fmWrite))
+	{
+		for (int y = 0; y < a_SizeY; y++)
+		{
+			for (int z = 0; z < a_SizeZ; z++)
+			{
+				int idx = y * a_SizeX + z * a_SizeX * a_SizeY;
+				unsigned char buf[BUF_SIZE];
+				for (int x = 0; x < a_SizeX; x++)
+				{
+					buf[x] = (unsigned char)(std::min(255, std::max(0, (int)(128 + 32 * a_Noise[idx++]))));
+				}
+				f2.Write(buf, a_SizeX);
+			}  // for z
+			unsigned char buf[BUF_SIZE];
+			memset(buf, 0, a_SizeX);
+			f2.Write(buf, a_SizeX);
+		}  // for y
+	}  // if (XZ file open)
+}
+
+
+
+
+
+void Debug2DNoise(const NOISE_DATATYPE * a_Noise, int a_SizeX, int a_SizeY, const AString & a_FileNameBase)
+{
+	const int BUF_SIZE = 512;
+	ASSERT(a_SizeX <= BUF_SIZE);  // Just stretch it, if needed
+	
+	cFile f1;
+	if (f1.Open(Printf("%s (%d).grab", a_FileNameBase.c_str(), a_SizeX), cFile::fmWrite))
+	{
+		for (int y = 0; y < a_SizeY; y++)
+		{
+			int idx = y * a_SizeX;
+			unsigned char buf[BUF_SIZE];
+			for (int x = 0; x < a_SizeX; x++)
+			{
+				buf[x] = (unsigned char)(std::min(255, std::max(0, (int)(128 + 32 * a_Noise[idx++]))));
+			}
+			f1.Write(buf, a_SizeX);
+		}  // for y
+	}  // if (file open)
+}
+
+
+
+
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // cCubicCell2D:
 
@@ -755,6 +836,7 @@ void cPerlinNoise::Generate2D(
 	if (m_Octaves.empty())
 	{
 		// No work to be done
+		ASSERT(!"Perlin: No octaves to generate!");
 		return;
 	}
 	
@@ -816,6 +898,7 @@ void cPerlinNoise::Generate3D(
 	if (m_Octaves.empty())
 	{
 		// No work to be done
+		ASSERT(!"Perlin: No octaves to generate!");
 		return;
 	}
 	
-- 
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