void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
{
// Protocol >= 36
int version = 4;
writeU8(os, version);
switch (type) {
case NODEBOX_LEVELED:
case NODEBOX_FIXED:
writeU8(os, type);
writeU16(os, fixed.size());
for (const aabb3f &nodebox : fixed) {
writeV3F1000(os, nodebox.MinEdge);
writeV3F1000(os, nodebox.MaxEdge);
}
break;
case NODEBOX_WALLMOUNTED:
writeU8(os, type);
writeV3F1000(os, wall_top.MinEdge);
writeV3F1000(os, wall_top.MaxEdge);
writeV3F1000(os, wall_bottom.MinEdge);
writeV3F1000(os, wall_bottom.MaxEdge);
writeV3F1000(os, wall_side.MinEdge);
writeV3F1000(os, wall_side.MaxEdge);
break;
case NODEBOX_CONNECTED:
writeU8(os, type);
#define WRITEBOX(box) \
writeU16(os, (box).size()); \
for (const aabb3f &i: (box)) { \
writeV3F1000(os, i.MinEdge); \
writeV3F1000(os, i.MaxEdge); \
};
WRITEBOX(fixed);
WRITEBOX(connect_top);
WRITEBOX(connect_bottom);
WRITEBOX(connect_front);
WRITEBOX(connect_left);
WRITEBOX(connect_back);
WRITEBOX(connect_right);
break;
default:
writeU8(os, type);
break;
}
}
void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
{
int version = 1;
if (protocol_version >= 27)
version = 3;
else if (protocol_version >= 21)
version = 2;
writeU8(os, version);
switch (type) {
case NODEBOX_LEVELED:
case NODEBOX_FIXED:
if (version == 1)
writeU8(os, NODEBOX_FIXED);
else
writeU8(os, type);
writeU16(os, fixed.size());
for (std::vector<aabb3f>::const_iterator
i = fixed.begin();
i != fixed.end(); ++i)
{
writeV3F1000(os, i->MinEdge);
writeV3F1000(os, i->MaxEdge);
}
break;
case NODEBOX_WALLMOUNTED:
writeU8(os, type);
writeV3F1000(os, wall_top.MinEdge);
writeV3F1000(os, wall_top.MaxEdge);
writeV3F1000(os, wall_bottom.MinEdge);
writeV3F1000(os, wall_bottom.MaxEdge);
writeV3F1000(os, wall_side.MinEdge);
writeV3F1000(os, wall_side.MaxEdge);
break;
case NODEBOX_CONNECTED:
if (version <= 2) {
// send old clients nodes that can't be walked through
// to prevent abuse
writeU8(os, NODEBOX_FIXED);
writeU16(os, 1);
writeV3F1000(os, v3f(-BS/2, -BS/2, -BS/2));
writeV3F1000(os, v3f(BS/2, BS/2, BS/2));
} else {
writeU8(os, type);
#define WRITEBOX(box) do { \
writeU16(os, (box).size()); \
for (std::vector<aabb3f>::const_iterator \
i = (box).begin(); \
i != (box).end(); ++i) { \
writeV3F1000(os, i->MinEdge); \
writeV3F1000(os, i->MaxEdge); \
}; } while (0)
WRITEBOX(fixed);
WRITEBOX(connect_top);
WRITEBOX(connect_bottom);
WRITEBOX(connect_front);
WRITEBOX(connect_left);
WRITEBOX(connect_back);
WRITEBOX(connect_right);
}
break;
default:
writeU8(os, type);
break;
}
}
