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Refactoring (3)

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This commit is contained in:
sfan5
2018-03-25 15:44:30 +02:00
parent 2f78c39d9c
commit 1f471b369b
2 changed files with 67 additions and 61 deletions
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95
TileGenerator.cpp
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@ -362,10 +362,8 @@ void TileGenerator::renderMap()
if (position->second != zPos)
continue;
for (int i = 0; i < 16; ++i) {
m_readPixels[i] = 0;
m_readInfo[i] = 0;
}
m_readPixels.reset();
m_readInfo.reset();
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
m_color[i][j] = m_bgColor; // This will be drawn by renderMapBlockBottom() for y-rows with only 'air', 'ignore' or unknown nodes if --drawalpha is used
@ -386,23 +384,14 @@ void TileGenerator::renderMap()
continue;
renderMapBlock(blk, pos);
bool allRead = true;
for (int i = 0; i < 16; ++i) {
if (m_readPixels[i] != 0xffff)
allRead = false;
}
if (allRead)
// Exit out if all pixels for this MapBlock are covered
if (m_readPixels.full())
break;
}
bool allRead = true;
for (int i = 0; i < 16; ++i) {
if (m_readPixels[i] != 0xffff)
allRead = false;
}
if (!allRead)
if (!m_readPixels.full())
renderMapBlockBottom(blockStack.begin()->first);
}
if(m_shading)
if (m_shading)
renderShading(zPos);
}
}
@ -416,7 +405,7 @@ void TileGenerator::renderMapBlock(const BlockDecoder &blk, const BlockPos &pos)
for (int z = 0; z < 16; ++z) {
int imageY = zBegin + 15 - z;
for (int x = 0; x < 16; ++x) {
if (m_readPixels[z] & (1 << x))
if (m_readPixels.get(x, z))
continue;
int imageX = xBegin + x;
@ -424,37 +413,36 @@ void TileGenerator::renderMapBlock(const BlockDecoder &blk, const BlockPos &pos)
string name = blk.getNode(x, y, z);
if (name == "")
continue;
ColorMap::const_iterator color = m_colorMap.find(name);
if (color != m_colorMap.end()) {
const Color c = color->second.to_color();
if (m_drawAlpha) {
// mix with previous color (unless first visible time)
if (m_color[z][x].a == 0)
m_color[z][x] = c;
else
m_color[z][x] = mixColors(m_color[z][x], c);
if(m_color[z][x].a == 0xff) {
// color is opaque at this depth (no point continuing)
setZoomed(imageX, imageY, m_color[z][x]);
m_readPixels[z] |= (1 << x);
m_blockPixelAttributes.attribute(15 - z, xBegin + x).thickness = m_thickness[z][x];
} else {
// near thickness value to thickness of current node
m_thickness[z][x] = (m_thickness[z][x] + color->second.t) / 2.0;
continue;
}
} else {
setZoomed(imageX, imageY, c.noAlpha());
m_readPixels[z] |= (1 << x);
}
if(!(m_readInfo[z] & (1 << x))) {
m_blockPixelAttributes.attribute(15 - z, xBegin + x).height = pos.y * 16 + y;
m_readInfo[z] |= (1 << x);
}
} else {
ColorMap::const_iterator it = m_colorMap.find(name);
if (it == m_colorMap.end()) {
m_unknownNodes.insert(name);
continue;
}
const Color c = it->second.to_color();
if (m_drawAlpha) {
if (m_color[z][x].a == 0)
m_color[z][x] = c; // first visible time, no color mixing
else
m_color[z][x] = mixColors(m_color[z][x], c);
if(m_color[z][x].a < 0xff) {
// near thickness value to thickness of current node
m_thickness[z][x] = (m_thickness[z][x] + it->second.t) / 2.0;
continue;
}
// color became opaque, draw it
setZoomed(imageX, imageY, m_color[z][x]);
m_blockPixelAttributes.attribute(15 - z, xBegin + x).thickness = m_thickness[z][x];
} else {
setZoomed(imageX, imageY, c.noAlpha());
}
m_readPixels.set(x, z);
// do this afterwards so we can record height values
// inside transparent nodes (water) too
if (m_readInfo.get(x, z)) {
m_blockPixelAttributes.attribute(15 - z, xBegin + x).height = pos.y * 16 + y;
m_readInfo.set(x, z);
}
break;
}
}
@ -463,21 +451,22 @@ void TileGenerator::renderMapBlock(const BlockDecoder &blk, const BlockPos &pos)
void TileGenerator::renderMapBlockBottom(const BlockPos &pos)
{
if (!m_drawAlpha)
return; // "missing" pixels can only happen with --drawalpha
int xBegin = (pos.x - m_xMin) * 16;
int zBegin = (m_zMax - pos.z) * 16;
for (int z = 0; z < 16; ++z) {
int imageY = zBegin + 15 - z;
for (int x = 0; x < 16; ++x) {
if (m_readPixels[z] & (1 << x))
if (m_readPixels.get(x, z))
continue;
int imageX = xBegin + x;
if (m_drawAlpha) {
// set color in case it wasn't done in renderMapBlock()
setZoomed(imageX, imageY, m_color[z][x]);
m_readPixels[z] |= (1 << x);
m_blockPixelAttributes.attribute(15 - z, xBegin + x).thickness = m_thickness[z][x];
}
// set color since it wasn't done in renderMapBlock()
setZoomed(imageX, imageY, m_color[z][x]);
m_readPixels.set(x, z);
m_blockPixelAttributes.attribute(15 - z, xBegin + x).thickness = m_thickness[z][x];
}
}
}