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Leveled nodebox backward compatibility

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This commit is contained in:
proller 2013-08-02 00:50:58 +04:00
parent c6cb97e693
commit 0e89bca173
2 changed files with 14 additions and 9 deletions
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21
src/nodedef.cpp
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@ -46,10 +46,15 @@ void NodeBox::reset()
wall_side = aabb3f(-BS/2, -BS/2, -BS/2, -BS/2+BS/16., BS/2, BS/2);
}
void NodeBox::serialize(std::ostream &os) const
void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
{
writeU8(os, 1); // version
writeU8(os, type);
int version = protocol_version >= 21 ? 2 : 1;
writeU8(os, version);
if (version == 1 && type == NODEBOX_LEVELED)
writeU8(os, NODEBOX_FIXED);
else
writeU8(os, type);
if(type == NODEBOX_FIXED || type == NODEBOX_LEVELED)
{
@ -76,7 +81,7 @@ void NodeBox::serialize(std::ostream &os) const
void NodeBox::deSerialize(std::istream &is)
{
int version = readU8(is);
if(version != 1)
if(version < 1 || version > 2)
throw SerializationError("unsupported NodeBox version");
reset();
@ -274,8 +279,8 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version)
writeU8(os, liquid_renewable);
writeU8(os, light_source);
writeU32(os, damage_per_second);
node_box.serialize(os);
selection_box.serialize(os);
node_box.serialize(os, protocol_version);
selection_box.serialize(os, protocol_version);
writeU8(os, legacy_facedir_simple);
writeU8(os, legacy_wallmounted);
serializeSimpleSoundSpec(sound_footstep, os);
@ -918,8 +923,8 @@ void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version)
writeU8(os, liquid_viscosity);
writeU8(os, light_source);
writeU32(os, damage_per_second);
node_box.serialize(os);
selection_box.serialize(os);
node_box.serialize(os, protocol_version);
selection_box.serialize(os, protocol_version);
writeU8(os, legacy_facedir_simple);
writeU8(os, legacy_wallmounted);
serializeSimpleSoundSpec(sound_footstep, os);

2
src/nodedef.h
View File

@ -90,7 +90,7 @@ struct NodeBox
{ reset(); }
void reset();
void serialize(std::ostream &os) const;
void serialize(std::ostream &os, u16 protocol_version) const;
void deSerialize(std::istream &is);
};