From 6dff561ec0b97b978d5e8f576b86cee2bd367292 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miroslav=20Bend=C3=ADk?= <miroslav.bendik@gmail.com>
Date: Sat, 1 Sep 2012 13:34:27 +0200
Subject: [PATCH] Rendering Z blocks in reverse order.

---
 PixelAttributes.cpp | 6 +++---
 TileGenerator.cpp   | 3 ++-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/PixelAttributes.cpp b/PixelAttributes.cpp
index df9614b..7fbf317 100644
--- a/PixelAttributes.cpp
+++ b/PixelAttributes.cpp
@@ -14,19 +14,19 @@ using namespace std;
 
 PixelAttributes::PixelAttributes()
 {
-	m_blockPixelAttributes.resize(18); // 16px + 2px gradient calculation
+	m_blockPixelAttributes.resize(17); // 16px + 1px gradient calculation
 }
 
 void PixelAttributes::setWidth(int width)
 {
-	for (size_t i = 0; i < 18; ++i) {
+	for (size_t i = 0; i < 17; ++i) {
 		m_blockPixelAttributes[i].resize(width + 2); // Width + 1 px gradient calculation on both sides
 	}
 }
 
 void PixelAttributes::scroll()
 {
-	m_blockPixelAttributes[17] = m_blockPixelAttributes[1];
+	m_blockPixelAttributes[0] = m_blockPixelAttributes[16];
 	for (size_t i = 1; i < 17; ++i) {
 		fill(m_blockPixelAttributes[i].begin(), m_blockPixelAttributes[i].end(), PixelAttribute());
 	}
diff --git a/TileGenerator.cpp b/TileGenerator.cpp
index d5d363a..b1ea5fd 100644
--- a/TileGenerator.cpp
+++ b/TileGenerator.cpp
@@ -484,7 +484,7 @@ inline void TileGenerator::renderMapBlock(const std::string &mapBlock, const Blo
 inline void TileGenerator::renderShading(int zPos)
 {
 	int zBegin = (m_zMax - zPos) * 16;
-	for (int z = 1; z < 17; ++z) {
+	for (int z = 0; z < 16; ++z) {
 		int imageY = zBegin + z;
 		if (imageY >= m_mapHeight) {
 			continue;
@@ -607,6 +607,7 @@ inline std::list<int> TileGenerator::getZValueList() const
 	}
 	zlist.sort();
 	zlist.unique();
+	zlist.reverse();
 	return zlist;
 }