/*
Minetest
-Copyright (C) 2010-2014 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2017 paramat
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
#include <fstream>
#include <typeinfo>
#include "mg_schematic.h"
-#include "gamedef.h"
+#include "server.h"
#include "mapgen.h"
#include "emerge.h"
#include "map.h"
#include "util/serialize.h"
#include "serialization.h"
#include "filesys.h"
+#include "voxelalgorithms.h"
///////////////////////////////////////////////////////////////////////////////
-SchematicManager::SchematicManager(IGameDef *gamedef) :
- ObjDefManager(gamedef, OBJDEF_SCHEMATIC)
+SchematicManager::SchematicManager(Server *server) :
+ ObjDefManager(server, OBJDEF_SCHEMATIC),
+ m_server(server)
{
- m_gamedef = gamedef;
}
void SchematicManager::clear()
{
- EmergeManager *emerge = m_gamedef->getEmergeManager();
+ EmergeManager *emerge = m_server->getEmergeManager();
// Remove all dangling references in Decorations
DecorationManager *decomgr = emerge->decomgr;
DecoSchematic *dschem = dynamic_cast<DecoSchematic *>(deco);
if (dschem)
dschem->schematic = NULL;
- } catch (std::bad_cast) {
+ } catch (const std::bad_cast &) {
}
}
Schematic::Schematic()
-{
- schemdata = NULL;
- slice_probs = NULL;
- flags = 0;
- size = v3s16(0, 0, 0);
-}
+= default;
Schematic::~Schematic()
}
-void Schematic::blitToVManip(v3s16 p, MMVManip *vm,
- Rotation rot, bool force_placement)
+void Schematic::blitToVManip(MMVManip *vm, v3s16 p, Rotation rot, bool force_place)
{
sanity_check(m_ndef != NULL);
s16 y_map = p.Y;
for (s16 y = 0; y != sy; y++) {
- if (slice_probs[y] != MTSCHEM_PROB_ALWAYS &&
- myrand_range(1, 255) > slice_probs[y])
+ if ((slice_probs[y] != MTSCHEM_PROB_ALWAYS) &&
+ (slice_probs[y] <= myrand_range(1, MTSCHEM_PROB_ALWAYS)))
continue;
for (s16 z = 0; z != sz; z++) {
if (schemdata[i].getContent() == CONTENT_IGNORE)
continue;
- if (schemdata[i].param1 == MTSCHEM_PROB_NEVER)
+ u8 placement_prob = schemdata[i].param1 & MTSCHEM_PROB_MASK;
+ bool force_place_node = schemdata[i].param1 & MTSCHEM_FORCE_PLACE;
+
+ if (placement_prob == MTSCHEM_PROB_NEVER)
continue;
- if (!force_placement) {
+ if (!force_place && !force_place_node) {
content_t c = vm->m_data[vi].getContent();
if (c != CONTENT_AIR && c != CONTENT_IGNORE)
continue;
}
- if (schemdata[i].param1 != MTSCHEM_PROB_ALWAYS &&
- myrand_range(1, 255) > schemdata[i].param1)
+ if ((placement_prob != MTSCHEM_PROB_ALWAYS) &&
+ (placement_prob <= myrand_range(1, MTSCHEM_PROB_ALWAYS)))
continue;
vm->m_data[vi] = schemdata[i];
}
-void Schematic::placeStructure(Map *map, v3s16 p, u32 flags,
- Rotation rot, bool force_placement)
+bool Schematic::placeOnVManip(MMVManip *vm, v3s16 p, u32 flags,
+ Rotation rot, bool force_place)
{
- assert(schemdata != NULL); // Pre-condition
+ assert(vm != NULL);
+ assert(schemdata != NULL);
sanity_check(m_ndef != NULL);
- MMVManip *vm = new MMVManip(map);
+ //// Determine effective rotation and effective schematic dimensions
+ if (rot == ROTATE_RAND)
+ rot = (Rotation)myrand_range(ROTATE_0, ROTATE_270);
+
+ v3s16 s = (rot == ROTATE_90 || rot == ROTATE_270) ?
+ v3s16(size.Z, size.Y, size.X) : size;
+
+ //// Adjust placement position if necessary
+ if (flags & DECO_PLACE_CENTER_X)
+ p.X -= (s.X + 1) / 2;
+ if (flags & DECO_PLACE_CENTER_Y)
+ p.Y -= (s.Y + 1) / 2;
+ if (flags & DECO_PLACE_CENTER_Z)
+ p.Z -= (s.Z + 1) / 2;
+
+ blitToVManip(vm, p, rot, force_place);
+
+ return vm->m_area.contains(VoxelArea(p, p + s - v3s16(1,1,1)));
+}
+
+void Schematic::placeOnMap(ServerMap *map, v3s16 p, u32 flags,
+ Rotation rot, bool force_place)
+{
+ std::map<v3s16, MapBlock *> lighting_modified_blocks;
+ std::map<v3s16, MapBlock *> modified_blocks;
+ std::map<v3s16, MapBlock *>::iterator it;
+ assert(map != NULL);
+ assert(schemdata != NULL);
+ sanity_check(m_ndef != NULL);
+
+ //// Determine effective rotation and effective schematic dimensions
if (rot == ROTATE_RAND)
rot = (Rotation)myrand_range(ROTATE_0, ROTATE_270);
v3s16 s = (rot == ROTATE_90 || rot == ROTATE_270) ?
- v3s16(size.Z, size.Y, size.X) : size;
+ v3s16(size.Z, size.Y, size.X) : size;
+ //// Adjust placement position if necessary
if (flags & DECO_PLACE_CENTER_X)
p.X -= (s.X + 1) / 2;
if (flags & DECO_PLACE_CENTER_Y)
if (flags & DECO_PLACE_CENTER_Z)
p.Z -= (s.Z + 1) / 2;
+ //// Create VManip for effected area, emerge our area, modify area
+ //// inside VManip, then blit back.
v3s16 bp1 = getNodeBlockPos(p);
v3s16 bp2 = getNodeBlockPos(p + s - v3s16(1,1,1));
- vm->initialEmerge(bp1, bp2);
- blitToVManip(p, vm, rot, force_placement);
+ MMVManip vm(map);
+ vm.initialEmerge(bp1, bp2);
- std::map<v3s16, MapBlock *> lighting_modified_blocks;
- std::map<v3s16, MapBlock *> modified_blocks;
- vm->blitBackAll(&modified_blocks);
+ blitToVManip(&vm, p, rot, force_place);
+
+ voxalgo::blit_back_with_light(map, &vm, &modified_blocks);
- // TODO: Optimize this by using Mapgen::calcLighting() instead
- lighting_modified_blocks.insert(modified_blocks.begin(), modified_blocks.end());
- map->updateLighting(lighting_modified_blocks, modified_blocks);
+ //// Carry out post-map-modification actions
+ //// Create & dispatch map modification events to observers
MapEditEvent event;
event.type = MEET_OTHER;
- for (std::map<v3s16, MapBlock *>::iterator
- it = modified_blocks.begin();
- it != modified_blocks.end(); ++it)
+ for (it = modified_blocks.begin(); it != modified_blocks.end(); ++it)
event.modified_blocks.insert(it->first);
map->dispatchEvent(&event);
content_t cignore = CONTENT_IGNORE;
bool have_cignore = false;
+ //// Read signature
u32 signature = readU32(ss);
if (signature != MTSCHEM_FILE_SIGNATURE) {
- errorstream << "Schematic::deserializeFromMts: invalid schematic "
+ errorstream << __FUNCTION__ << ": invalid schematic "
"file" << std::endl;
return false;
}
+ //// Read version
u16 version = readU16(ss);
if (version > MTSCHEM_FILE_VER_HIGHEST_READ) {
- errorstream << "Schematic::deserializeFromMts: unsupported schematic "
+ errorstream << __FUNCTION__ << ": unsupported schematic "
"file version" << std::endl;
return false;
}
+ //// Read size
size = readV3S16(ss);
+ //// Read Y-slice probability values
delete []slice_probs;
slice_probs = new u8[size.Y];
for (int y = 0; y != size.Y; y++)
- slice_probs[y] = (version >= 3) ? readU8(ss) : MTSCHEM_PROB_ALWAYS;
+ slice_probs[y] = (version >= 3) ? readU8(ss) : MTSCHEM_PROB_ALWAYS_OLD;
+ //// Read node names
u16 nidmapcount = readU16(ss);
for (int i = 0; i != nidmapcount; i++) {
std::string name = deSerializeString(ss);
- // Instances of "ignore" from ver 1 are converted to air (and instances
+ // Instances of "ignore" from v1 are converted to air (and instances
// are fixed to have MTSCHEM_PROB_NEVER later on).
if (name == "ignore") {
name = "air";
names->push_back(name);
}
+ //// Read node data
size_t nodecount = size.X * size.Y * size.Z;
delete []schemdata;
MapNode::deSerializeBulk(ss, SER_FMT_VER_HIGHEST_READ, schemdata,
nodecount, 2, 2, true);
- // fix any probability values for nodes that were ignore
- if (version == 1) {
+ // Fix probability values for nodes that were ignore; removed in v2
+ if (version < 2) {
for (size_t i = 0; i != nodecount; i++) {
if (schemdata[i].param1 == 0)
- schemdata[i].param1 = MTSCHEM_PROB_ALWAYS;
+ schemdata[i].param1 = MTSCHEM_PROB_ALWAYS_OLD;
if (have_cignore && schemdata[i].getContent() == cignore)
schemdata[i].param1 = MTSCHEM_PROB_NEVER;
}
}
+ // Fix probability values for probability range truncation introduced in v4
+ if (version < 4) {
+ for (s16 y = 0; y != size.Y; y++)
+ slice_probs[y] >>= 1;
+ for (size_t i = 0; i != nodecount; i++)
+ schemdata[i].param1 >>= 1;
+ }
+
return true;
}
bool Schematic::serializeToLua(std::ostream *os,
- const std::vector<std::string> &names, bool use_comments)
+ const std::vector<std::string> &names, bool use_comments, u32 indent_spaces)
{
std::ostream &ss = *os;
+ std::string indent("\t");
+ if (indent_spaces > 0)
+ indent.assign(indent_spaces, ' ');
+
//// Write header
{
ss << "schematic = {" << std::endl;
- ss << "\tsize = "
+ ss << indent << "size = "
<< "{x=" << size.X
<< ", y=" << size.Y
<< ", z=" << size.Z
//// Write y-slice probabilities
{
- ss << "\tyslice_prob = {" << std::endl;
+ ss << indent << "yslice_prob = {" << std::endl;
for (u16 y = 0; y != size.Y; y++) {
- ss << "\t\t{"
+ u8 probability = slice_probs[y] & MTSCHEM_PROB_MASK;
+
+ ss << indent << indent << "{"
<< "ypos=" << y
- << ", prob=" << (u16)slice_probs[y]
+ << ", prob=" << (u16)probability * 2
<< "}," << std::endl;
}
- ss << "\t}," << std::endl;
+ ss << indent << "}," << std::endl;
}
//// Write node data
{
- ss << "\tdata = {" << std::endl;
+ ss << indent << "data = {" << std::endl;
u32 i = 0;
for (u16 z = 0; z != size.Z; z++)
for (u16 y = 0; y != size.Y; y++) {
if (use_comments) {
ss << std::endl
- << "\t\t-- z=" << z
+ << indent << indent
+ << "-- z=" << z
<< ", y=" << y << std::endl;
}
for (u16 x = 0; x != size.X; x++, i++) {
- ss << "\t\t{"
+ u8 probability = schemdata[i].param1 & MTSCHEM_PROB_MASK;
+ bool force_place = schemdata[i].param1 & MTSCHEM_FORCE_PLACE;
+
+ ss << indent << indent << "{"
<< "name=\"" << names[schemdata[i].getContent()]
- << "\", param1=" << (u16)schemdata[i].param1
- << ", param2=" << (u16)schemdata[i].param2
- << "}," << std::endl;
+ << "\", prob=" << (u16)probability * 2
+ << ", param2=" << (u16)schemdata[i].param2;
+
+ if (force_place)
+ ss << ", force_place=true";
+
+ ss << "}," << std::endl;
}
}
- ss << "\t}," << std::endl;
+ ss << indent << "}," << std::endl;
}
ss << "}" << std::endl;
{
std::ifstream is(filename.c_str(), std::ios_base::binary);
if (!is.good()) {
- errorstream << "Schematic::loadSchematicFile: unable to open file '"
+ errorstream << __FUNCTION__ << ": unable to open file '"
<< filename << "'" << std::endl;
return false;
}
if (!deserializeFromMts(&is, &m_nodenames))
return false;
+ m_nnlistsizes.push_back(m_nodenames.size() - origsize);
+
+ name = filename;
+
if (replace_names) {
- for (size_t i = origsize; i != m_nodenames.size(); i++) {
- std::string &name = m_nodenames[i];
- StringMap::iterator it = replace_names->find(name);
+ for (size_t i = origsize; i < m_nodenames.size(); i++) {
+ std::string &node_name = m_nodenames[i];
+ StringMap::iterator it = replace_names->find(node_name);
if (it != replace_names->end())
- name = it->second;
+ node_name = it->second;
}
}
- m_nnlistsizes.push_back(m_nodenames.size() - origsize);
-
if (ndef)
ndef->pendNodeResolve(this);
}
-bool Schematic::saveSchematicToFile(const std::string &filename)
+bool Schematic::saveSchematicToFile(const std::string &filename,
+ INodeDefManager *ndef)
{
MapNode *orig_schemdata = schemdata;
std::vector<std::string> ndef_nodenames;
std::vector<std::string> *names;
- // Only carry out the modification if we know the nodes
- // were resolved at this point
- if (m_resolve_done) {
+ if (m_resolve_done && ndef == NULL)
+ ndef = m_ndef;
+
+ if (ndef) {
names = &ndef_nodenames;
u32 volume = size.X * size.Y * size.Z;
for (u32 i = 0; i != volume; i++)
schemdata[i] = orig_schemdata[i];
- generate_nodelist_and_update_ids(schemdata, volume, names, m_ndef);
+ generate_nodelist_and_update_ids(schemdata, volume, names, ndef);
} else { // otherwise, use the names we have on hand in the list
names = &m_nodenames;
}
std::ostringstream os(std::ios_base::binary);
- serializeToMts(&os, *names);
+ bool status = serializeToMts(&os, *names);
- if (m_resolve_done) {
+ if (ndef) {
delete []schemdata;
schemdata = orig_schemdata;
}
+ if (!status)
+ return false;
+
return fs::safeWriteToFile(filename, os.str());
}
void generate_nodelist_and_update_ids(MapNode *nodes, size_t nodecount,
std::vector<std::string> *usednodes, INodeDefManager *ndef)
{
- std::map<content_t, content_t> nodeidmap;
+ std::unordered_map<content_t, content_t> nodeidmap;
content_t numids = 0;
for (size_t i = 0; i != nodecount; i++) {
content_t id;
content_t c = nodes[i].getContent();
- std::map<content_t, content_t>::const_iterator it = nodeidmap.find(c);
+ std::unordered_map<content_t, content_t>::const_iterator it = nodeidmap.find(c);
if (it == nodeidmap.end()) {
id = numids;
numids++;
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