oss/luanti
oss/luanti
1
0
Fork 0
mirror of https://github.com/luanti-org/luanti.git synced 2025-06-27 16:36:03 +00:00
Code Wiki Activity

Node definition names

Browse source
This commit is contained in:
Perttu Ahola 2011-11-16 13:03:28 +02:00
parent 50d63e4b0a
commit c0f6395cf0
18 changed files with 972 additions and 549 deletions
Download patch file Download diff file Expand all files Collapse all files

115
src/nodedef.cpp
View file

@ -26,6 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#endif
#include "log.h"
#include "settings.h"
#include "nameidmapping.h"
/*
NodeBox
@ -318,20 +319,63 @@ class CNodeDefManager: public IWritableNodeDefManager
public:
void clear()
{
m_name_id_mapping.clear();
for(u16 i=0; i<=MAX_CONTENT; i++)
{
ContentFeatures *f = &m_content_features[i];
f->reset(); // Reset to defaults
if(i == CONTENT_IGNORE || i == CONTENT_AIR){
f->drawtype = NDT_AIRLIKE;
continue;
}
f->setAllTextures("unknown_block.png");
ContentFeatures &f = m_content_features[i];
f.reset(); // Reset to defaults
f.setAllTextures("unknown_block.png");
}
#ifndef SERVER
// Make CONTENT_IGNORE to not block the view when occlusion culling
m_content_features[CONTENT_IGNORE].solidness = 0;
#endif
// Set CONTENT_AIR
{
ContentFeatures f;
f.name = "air";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true;
f.air_equivalent = true;
set(CONTENT_AIR, f);
}
// Set CONTENT_IGNORE
{
ContentFeatures f;
f.name = "ignore";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true;
f.air_equivalent = true;
set(CONTENT_AIR, f);
}
}
// CONTENT_IGNORE = not found
content_t getFreeId(bool require_full_param2)
{
// If allowed, first search in the large 4-byte-param2 pool
if(!require_full_param2){
for(u16 i=0x800; i<=0xfff; i++){
const ContentFeatures &f = m_content_features[i];
if(f.name == "")
return i;
}
}
// Then search from the small 8-byte-param2 pool
for(u16 i=0; i<=125; i++){
const ContentFeatures &f = m_content_features[i];
if(f.name == "")
return i;
}
return CONTENT_IGNORE;
}
CNodeDefManager()
{
@ -358,18 +402,54 @@ public:
{
return get(n.getContent());
}
// Writable
virtual bool getId(const std::string &name, content_t &result) const
{
return m_name_id_mapping.getId(name, result);
}
// IWritableNodeDefManager
virtual void set(content_t c, const ContentFeatures &def)
{
infostream<<"registerNode: registering content id \""<<c
<<"\": name=\""<<def.name<<"\""<<std::endl;
assert(c <= MAX_CONTENT);
m_content_features[c] = def;
if(def.name != "")
m_name_id_mapping.set(c, def.name);
}
virtual ContentFeatures* getModifiable(content_t c)
virtual content_t set(const std::string &name,
const ContentFeatures &def)
{
assert(c <= MAX_CONTENT);
return &m_content_features[c];
assert(name == def.name);
u16 id = CONTENT_IGNORE;
bool found = m_name_id_mapping.getId(name, id);
if(!found){
// Determine if full param2 is required
bool require_full_param2 = (
def.liquid_type == LIQUID_FLOWING
||
def.drawtype == NDT_FLOWINGLIQUID
||
def.drawtype == NDT_TORCHLIKE
||
def.drawtype == NDT_SIGNLIKE
);
// Get some id
id = getFreeId(require_full_param2);
if(id == CONTENT_IGNORE)
return CONTENT_IGNORE;
if(name != "")
m_name_id_mapping.set(id, name);
}
set(id, def);
return id;
}
virtual content_t allocateDummy(const std::string &name)
{
assert(name != "");
ContentFeatures f;
f.name = name;
f.setAllTextures("unknown_block.png");
return set(name, f);
}
virtual void updateTextures(ITextureSource *tsrc)
{
@ -499,6 +579,8 @@ public:
std::ostringstream tmp_os(std::ios::binary);
for(u16 i=0; i<=MAX_CONTENT; i++)
{
if(i == CONTENT_IGNORE || i == CONTENT_AIR)
continue;
ContentFeatures *f = &m_content_features[i];
if(f->name == "")
continue;
@ -523,10 +605,13 @@ public:
}
ContentFeatures *f = &m_content_features[i];
f->deSerialize(tmp_is, gamedef);
if(f->name != "")
m_name_id_mapping.set(i, f->name);
}
}
private:
ContentFeatures m_content_features[MAX_CONTENT+1];
NameIdMapping m_name_id_mapping;
};
IWritableNodeDefManager* createNodeDefManager()