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minetestmapper
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Fix --min-y and --max-y handling

This commit is contained in:
Sfan5 2014-03-26 16:28:24 +01:00
parent f8edccffb7
commit ec037dd924
1 changed files with 5 additions and 4 deletions
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9
TileGenerator.cpp
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@ -311,10 +311,10 @@ void TileGenerator::loadBlocks()
if (pos.x < m_geomX || pos.x >= m_geomX2 || pos.z < m_geomY || pos.z >= m_geomY2) {
continue;
}
if (pos.y < m_yMin) {
if (pos.y < m_yMin * 16) {
continue;
}
if (pos.y > m_yMax) {
if (pos.y > m_yMax * 16) {
continue;
}
if (pos.x < m_xMin) {
@ -495,6 +495,8 @@ inline void TileGenerator::renderMapBlock(const unsigned_string &mapBlock, const
int xBegin = (pos.x - m_xMin) * 16;
int zBegin = (m_zMax - pos.z) * 16;
const unsigned char *mapData = mapBlock.c_str();
int minY = (pos.y * 16 > m_yMin) ? 0 : m_yMin - pos.y * 16;
int maxY = (pos.y * 16 < m_yMax) ? 15 : m_yMax - pos.y * 16;
for (int z = 0; z < 16; ++z) {
int imageY = getImageY(zBegin + 15 - z);
for (int x = 0; x < 16; ++x) {
@ -502,8 +504,7 @@ inline void TileGenerator::renderMapBlock(const unsigned_string &mapBlock, const
continue;
}
int imageX = getImageX(xBegin + x);
int minY = (pos.y * 16 > m_yMin) ? 0 : m_yMin - pos.y * 16;
int maxY = (pos.y * 16 < m_yMax) ? 15 : m_yMax - pos.y * 16;
for (int y = maxY; y >= minY; --y) {
int position = x + (y << 4) + (z << 8);
int content = readBlockContent(mapData, version, position);