forked from Mirrorlandia_minetest/minetest
75320e7e88
* Real global textures * Add world-aligned textures * Update minimal to support world-aligned tiles * Update minimal
807 lines
20 KiB
C++
807 lines
20 KiB
C++
/*
|
|
Minetest
|
|
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
|
|
|
|
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
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "irrlichttypes_extrabloated.h"
|
|
#include "mapnode.h"
|
|
#include "porting.h"
|
|
#include "nodedef.h"
|
|
#include "map.h"
|
|
#include "content_mapnode.h" // For mapnode_translate_*_internal
|
|
#include "serialization.h" // For ser_ver_supported
|
|
#include "util/serialize.h"
|
|
#include "log.h"
|
|
#include "util/directiontables.h"
|
|
#include "util/numeric.h"
|
|
#include <string>
|
|
#include <sstream>
|
|
|
|
static const Rotation wallmounted_to_rot[] = {
|
|
ROTATE_0, ROTATE_180, ROTATE_90, ROTATE_270
|
|
};
|
|
|
|
static const u8 rot_to_wallmounted[] = {
|
|
2, 4, 3, 5
|
|
};
|
|
|
|
|
|
/*
|
|
MapNode
|
|
*/
|
|
|
|
// Create directly from a nodename
|
|
// If name is unknown, sets CONTENT_IGNORE
|
|
MapNode::MapNode(INodeDefManager *ndef, const std::string &name,
|
|
u8 a_param1, u8 a_param2)
|
|
{
|
|
content_t id = CONTENT_IGNORE;
|
|
ndef->getId(name, id);
|
|
param0 = id;
|
|
param1 = a_param1;
|
|
param2 = a_param2;
|
|
}
|
|
|
|
void MapNode::getColor(const ContentFeatures &f, video::SColor *color) const
|
|
{
|
|
if (f.palette) {
|
|
*color = (*f.palette)[param2];
|
|
return;
|
|
}
|
|
*color = f.color;
|
|
}
|
|
|
|
void MapNode::setLight(enum LightBank bank, u8 a_light, const ContentFeatures &f)
|
|
{
|
|
// If node doesn't contain light data, ignore this
|
|
if(f.param_type != CPT_LIGHT)
|
|
return;
|
|
if(bank == LIGHTBANK_DAY)
|
|
{
|
|
param1 &= 0xf0;
|
|
param1 |= a_light & 0x0f;
|
|
}
|
|
else if(bank == LIGHTBANK_NIGHT)
|
|
{
|
|
param1 &= 0x0f;
|
|
param1 |= (a_light & 0x0f)<<4;
|
|
}
|
|
else
|
|
assert("Invalid light bank" == NULL);
|
|
}
|
|
|
|
void MapNode::setLight(enum LightBank bank, u8 a_light, INodeDefManager *nodemgr)
|
|
{
|
|
setLight(bank, a_light, nodemgr->get(*this));
|
|
}
|
|
|
|
bool MapNode::isLightDayNightEq(INodeDefManager *nodemgr) const
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
bool isEqual;
|
|
|
|
if (f.param_type == CPT_LIGHT) {
|
|
u8 day = MYMAX(f.light_source, param1 & 0x0f);
|
|
u8 night = MYMAX(f.light_source, (param1 >> 4) & 0x0f);
|
|
isEqual = day == night;
|
|
} else {
|
|
isEqual = true;
|
|
}
|
|
|
|
return isEqual;
|
|
}
|
|
|
|
u8 MapNode::getLight(enum LightBank bank, INodeDefManager *nodemgr) const
|
|
{
|
|
// Select the brightest of [light source, propagated light]
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
|
|
u8 light;
|
|
if(f.param_type == CPT_LIGHT)
|
|
light = bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f;
|
|
else
|
|
light = 0;
|
|
|
|
return MYMAX(f.light_source, light);
|
|
}
|
|
|
|
u8 MapNode::getLightRaw(enum LightBank bank, const ContentFeatures &f) const
|
|
{
|
|
if(f.param_type == CPT_LIGHT)
|
|
return bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f;
|
|
return 0;
|
|
}
|
|
|
|
u8 MapNode::getLightNoChecks(enum LightBank bank, const ContentFeatures *f) const
|
|
{
|
|
return MYMAX(f->light_source,
|
|
bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f);
|
|
}
|
|
|
|
bool MapNode::getLightBanks(u8 &lightday, u8 &lightnight, INodeDefManager *nodemgr) const
|
|
{
|
|
// Select the brightest of [light source, propagated light]
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
if(f.param_type == CPT_LIGHT)
|
|
{
|
|
lightday = param1 & 0x0f;
|
|
lightnight = (param1>>4)&0x0f;
|
|
}
|
|
else
|
|
{
|
|
lightday = 0;
|
|
lightnight = 0;
|
|
}
|
|
if(f.light_source > lightday)
|
|
lightday = f.light_source;
|
|
if(f.light_source > lightnight)
|
|
lightnight = f.light_source;
|
|
return f.param_type == CPT_LIGHT || f.light_source != 0;
|
|
}
|
|
|
|
u8 MapNode::getFaceDir(INodeDefManager *nodemgr, bool allow_wallmounted) const
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
if (f.param_type_2 == CPT2_FACEDIR ||
|
|
f.param_type_2 == CPT2_COLORED_FACEDIR)
|
|
return (getParam2() & 0x1F) % 24;
|
|
if (allow_wallmounted && (f.param_type_2 == CPT2_WALLMOUNTED ||
|
|
f.param_type_2 == CPT2_COLORED_WALLMOUNTED))
|
|
return wallmounted_to_facedir[getParam2() & 0x07];
|
|
return 0;
|
|
}
|
|
|
|
u8 MapNode::getWallMounted(INodeDefManager *nodemgr) const
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
if (f.param_type_2 == CPT2_WALLMOUNTED ||
|
|
f.param_type_2 == CPT2_COLORED_WALLMOUNTED)
|
|
return getParam2() & 0x07;
|
|
return 0;
|
|
}
|
|
|
|
v3s16 MapNode::getWallMountedDir(INodeDefManager *nodemgr) const
|
|
{
|
|
switch(getWallMounted(nodemgr))
|
|
{
|
|
case 0: default: return v3s16(0,1,0);
|
|
case 1: return v3s16(0,-1,0);
|
|
case 2: return v3s16(1,0,0);
|
|
case 3: return v3s16(-1,0,0);
|
|
case 4: return v3s16(0,0,1);
|
|
case 5: return v3s16(0,0,-1);
|
|
}
|
|
}
|
|
|
|
void MapNode::rotateAlongYAxis(INodeDefManager *nodemgr, Rotation rot)
|
|
{
|
|
ContentParamType2 cpt2 = nodemgr->get(*this).param_type_2;
|
|
|
|
if (cpt2 == CPT2_FACEDIR || cpt2 == CPT2_COLORED_FACEDIR) {
|
|
static const u8 rotate_facedir[24 * 4] = {
|
|
// Table value = rotated facedir
|
|
// Columns: 0, 90, 180, 270 degrees rotation around vertical axis
|
|
// Rotation is anticlockwise as seen from above (+Y)
|
|
|
|
0, 1, 2, 3, // Initial facedir 0 to 3
|
|
1, 2, 3, 0,
|
|
2, 3, 0, 1,
|
|
3, 0, 1, 2,
|
|
|
|
4, 13, 10, 19, // 4 to 7
|
|
5, 14, 11, 16,
|
|
6, 15, 8, 17,
|
|
7, 12, 9, 18,
|
|
|
|
8, 17, 6, 15, // 8 to 11
|
|
9, 18, 7, 12,
|
|
10, 19, 4, 13,
|
|
11, 16, 5, 14,
|
|
|
|
12, 9, 18, 7, // 12 to 15
|
|
13, 10, 19, 4,
|
|
14, 11, 16, 5,
|
|
15, 8, 17, 6,
|
|
|
|
16, 5, 14, 11, // 16 to 19
|
|
17, 6, 15, 8,
|
|
18, 7, 12, 9,
|
|
19, 4, 13, 10,
|
|
|
|
20, 23, 22, 21, // 20 to 23
|
|
21, 20, 23, 22,
|
|
22, 21, 20, 23,
|
|
23, 22, 21, 20
|
|
};
|
|
u8 facedir = (param2 & 31) % 24;
|
|
u8 index = facedir * 4 + rot;
|
|
param2 &= ~31;
|
|
param2 |= rotate_facedir[index];
|
|
} else if (cpt2 == CPT2_WALLMOUNTED ||
|
|
cpt2 == CPT2_COLORED_WALLMOUNTED) {
|
|
u8 wmountface = (param2 & 7);
|
|
if (wmountface <= 1)
|
|
return;
|
|
|
|
Rotation oldrot = wallmounted_to_rot[wmountface - 2];
|
|
param2 &= ~7;
|
|
param2 |= rot_to_wallmounted[(oldrot - rot) & 3];
|
|
}
|
|
}
|
|
|
|
void transformNodeBox(const MapNode &n, const NodeBox &nodebox,
|
|
INodeDefManager *nodemgr, std::vector<aabb3f> *p_boxes, u8 neighbors = 0)
|
|
{
|
|
std::vector<aabb3f> &boxes = *p_boxes;
|
|
|
|
if (nodebox.type == NODEBOX_FIXED || nodebox.type == NODEBOX_LEVELED) {
|
|
const std::vector<aabb3f> &fixed = nodebox.fixed;
|
|
int facedir = n.getFaceDir(nodemgr, true);
|
|
u8 axisdir = facedir>>2;
|
|
facedir&=0x03;
|
|
for (aabb3f box : fixed) {
|
|
if (nodebox.type == NODEBOX_LEVELED)
|
|
box.MaxEdge.Y = (-0.5f + n.getLevel(nodemgr) / 64.0f) * BS;
|
|
|
|
switch (axisdir) {
|
|
case 0:
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateXZBy(-90);
|
|
box.MaxEdge.rotateXZBy(-90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateXZBy(180);
|
|
box.MaxEdge.rotateXZBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateXZBy(90);
|
|
box.MaxEdge.rotateXZBy(90);
|
|
}
|
|
break;
|
|
case 1: // z+
|
|
box.MinEdge.rotateYZBy(90);
|
|
box.MaxEdge.rotateYZBy(90);
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateXYBy(90);
|
|
box.MaxEdge.rotateXYBy(90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateXYBy(180);
|
|
box.MaxEdge.rotateXYBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateXYBy(-90);
|
|
box.MaxEdge.rotateXYBy(-90);
|
|
}
|
|
break;
|
|
case 2: //z-
|
|
box.MinEdge.rotateYZBy(-90);
|
|
box.MaxEdge.rotateYZBy(-90);
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateXYBy(-90);
|
|
box.MaxEdge.rotateXYBy(-90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateXYBy(180);
|
|
box.MaxEdge.rotateXYBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateXYBy(90);
|
|
box.MaxEdge.rotateXYBy(90);
|
|
}
|
|
break;
|
|
case 3: //x+
|
|
box.MinEdge.rotateXYBy(-90);
|
|
box.MaxEdge.rotateXYBy(-90);
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateYZBy(90);
|
|
box.MaxEdge.rotateYZBy(90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateYZBy(180);
|
|
box.MaxEdge.rotateYZBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateYZBy(-90);
|
|
box.MaxEdge.rotateYZBy(-90);
|
|
}
|
|
break;
|
|
case 4: //x-
|
|
box.MinEdge.rotateXYBy(90);
|
|
box.MaxEdge.rotateXYBy(90);
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateYZBy(-90);
|
|
box.MaxEdge.rotateYZBy(-90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateYZBy(180);
|
|
box.MaxEdge.rotateYZBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateYZBy(90);
|
|
box.MaxEdge.rotateYZBy(90);
|
|
}
|
|
break;
|
|
case 5:
|
|
box.MinEdge.rotateXYBy(-180);
|
|
box.MaxEdge.rotateXYBy(-180);
|
|
if(facedir == 1)
|
|
{
|
|
box.MinEdge.rotateXZBy(90);
|
|
box.MaxEdge.rotateXZBy(90);
|
|
}
|
|
else if(facedir == 2)
|
|
{
|
|
box.MinEdge.rotateXZBy(180);
|
|
box.MaxEdge.rotateXZBy(180);
|
|
}
|
|
else if(facedir == 3)
|
|
{
|
|
box.MinEdge.rotateXZBy(-90);
|
|
box.MaxEdge.rotateXZBy(-90);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
box.repair();
|
|
boxes.push_back(box);
|
|
}
|
|
}
|
|
else if(nodebox.type == NODEBOX_WALLMOUNTED)
|
|
{
|
|
v3s16 dir = n.getWallMountedDir(nodemgr);
|
|
|
|
// top
|
|
if(dir == v3s16(0,1,0))
|
|
{
|
|
boxes.push_back(nodebox.wall_top);
|
|
}
|
|
// bottom
|
|
else if(dir == v3s16(0,-1,0))
|
|
{
|
|
boxes.push_back(nodebox.wall_bottom);
|
|
}
|
|
// side
|
|
else
|
|
{
|
|
v3f vertices[2] =
|
|
{
|
|
nodebox.wall_side.MinEdge,
|
|
nodebox.wall_side.MaxEdge
|
|
};
|
|
|
|
for (v3f &vertex : vertices) {
|
|
if(dir == v3s16(-1,0,0))
|
|
vertex.rotateXZBy(0);
|
|
if(dir == v3s16(1,0,0))
|
|
vertex.rotateXZBy(180);
|
|
if(dir == v3s16(0,0,-1))
|
|
vertex.rotateXZBy(90);
|
|
if(dir == v3s16(0,0,1))
|
|
vertex.rotateXZBy(-90);
|
|
}
|
|
|
|
aabb3f box = aabb3f(vertices[0]);
|
|
box.addInternalPoint(vertices[1]);
|
|
boxes.push_back(box);
|
|
}
|
|
}
|
|
else if (nodebox.type == NODEBOX_CONNECTED)
|
|
{
|
|
size_t boxes_size = boxes.size();
|
|
boxes_size += nodebox.fixed.size();
|
|
if (neighbors & 1)
|
|
boxes_size += nodebox.connect_top.size();
|
|
if (neighbors & 2)
|
|
boxes_size += nodebox.connect_bottom.size();
|
|
if (neighbors & 4)
|
|
boxes_size += nodebox.connect_front.size();
|
|
if (neighbors & 8)
|
|
boxes_size += nodebox.connect_left.size();
|
|
if (neighbors & 16)
|
|
boxes_size += nodebox.connect_back.size();
|
|
if (neighbors & 32)
|
|
boxes_size += nodebox.connect_right.size();
|
|
boxes.reserve(boxes_size);
|
|
|
|
#define BOXESPUSHBACK(c) \
|
|
for (std::vector<aabb3f>::const_iterator \
|
|
it = (c).begin(); \
|
|
it != (c).end(); ++it) \
|
|
(boxes).push_back(*it);
|
|
|
|
BOXESPUSHBACK(nodebox.fixed);
|
|
|
|
if (neighbors & 1)
|
|
BOXESPUSHBACK(nodebox.connect_top);
|
|
if (neighbors & 2)
|
|
BOXESPUSHBACK(nodebox.connect_bottom);
|
|
if (neighbors & 4)
|
|
BOXESPUSHBACK(nodebox.connect_front);
|
|
if (neighbors & 8)
|
|
BOXESPUSHBACK(nodebox.connect_left);
|
|
if (neighbors & 16)
|
|
BOXESPUSHBACK(nodebox.connect_back);
|
|
if (neighbors & 32)
|
|
BOXESPUSHBACK(nodebox.connect_right);
|
|
}
|
|
else // NODEBOX_REGULAR
|
|
{
|
|
boxes.emplace_back(-BS/2,-BS/2,-BS/2,BS/2,BS/2,BS/2);
|
|
}
|
|
}
|
|
|
|
static inline void getNeighborConnectingFace(
|
|
const v3s16 &p, INodeDefManager *nodedef,
|
|
Map *map, MapNode n, u8 bitmask, u8 *neighbors)
|
|
{
|
|
MapNode n2 = map->getNodeNoEx(p);
|
|
if (nodedef->nodeboxConnects(n, n2, bitmask))
|
|
*neighbors |= bitmask;
|
|
}
|
|
|
|
u8 MapNode::getNeighbors(v3s16 p, Map *map)
|
|
{
|
|
INodeDefManager *nodedef=map->getNodeDefManager();
|
|
u8 neighbors = 0;
|
|
const ContentFeatures &f = nodedef->get(*this);
|
|
// locate possible neighboring nodes to connect to
|
|
if (f.drawtype == NDT_NODEBOX && f.node_box.type == NODEBOX_CONNECTED) {
|
|
v3s16 p2 = p;
|
|
|
|
p2.Y++;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 1, &neighbors);
|
|
|
|
p2 = p;
|
|
p2.Y--;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 2, &neighbors);
|
|
|
|
p2 = p;
|
|
p2.Z--;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 4, &neighbors);
|
|
|
|
p2 = p;
|
|
p2.X--;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 8, &neighbors);
|
|
|
|
p2 = p;
|
|
p2.Z++;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 16, &neighbors);
|
|
|
|
p2 = p;
|
|
p2.X++;
|
|
getNeighborConnectingFace(p2, nodedef, map, *this, 32, &neighbors);
|
|
}
|
|
|
|
return neighbors;
|
|
}
|
|
|
|
void MapNode::getNodeBoxes(INodeDefManager *nodemgr, std::vector<aabb3f> *boxes, u8 neighbors)
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
transformNodeBox(*this, f.node_box, nodemgr, boxes, neighbors);
|
|
}
|
|
|
|
void MapNode::getCollisionBoxes(INodeDefManager *nodemgr, std::vector<aabb3f> *boxes, u8 neighbors)
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
if (f.collision_box.fixed.empty())
|
|
transformNodeBox(*this, f.node_box, nodemgr, boxes, neighbors);
|
|
else
|
|
transformNodeBox(*this, f.collision_box, nodemgr, boxes, neighbors);
|
|
}
|
|
|
|
void MapNode::getSelectionBoxes(INodeDefManager *nodemgr, std::vector<aabb3f> *boxes, u8 neighbors)
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
transformNodeBox(*this, f.selection_box, nodemgr, boxes, neighbors);
|
|
}
|
|
|
|
u8 MapNode::getMaxLevel(INodeDefManager *nodemgr) const
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
// todo: after update in all games leave only if (f.param_type_2 ==
|
|
if( f.liquid_type == LIQUID_FLOWING || f.param_type_2 == CPT2_FLOWINGLIQUID)
|
|
return LIQUID_LEVEL_MAX;
|
|
if(f.leveled || f.param_type_2 == CPT2_LEVELED)
|
|
return LEVELED_MAX;
|
|
return 0;
|
|
}
|
|
|
|
u8 MapNode::getLevel(INodeDefManager *nodemgr) const
|
|
{
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
// todo: after update in all games leave only if (f.param_type_2 ==
|
|
if(f.liquid_type == LIQUID_SOURCE)
|
|
return LIQUID_LEVEL_SOURCE;
|
|
if (f.param_type_2 == CPT2_FLOWINGLIQUID)
|
|
return getParam2() & LIQUID_LEVEL_MASK;
|
|
if(f.liquid_type == LIQUID_FLOWING) // can remove if all param_type_2 setted
|
|
return getParam2() & LIQUID_LEVEL_MASK;
|
|
if(f.leveled || f.param_type_2 == CPT2_LEVELED) {
|
|
u8 level = getParam2() & LEVELED_MASK;
|
|
if(level)
|
|
return level;
|
|
if(f.leveled > LEVELED_MAX)
|
|
return LEVELED_MAX;
|
|
return f.leveled; //default
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
u8 MapNode::setLevel(INodeDefManager *nodemgr, s8 level)
|
|
{
|
|
u8 rest = 0;
|
|
if (level < 1) {
|
|
setContent(CONTENT_AIR);
|
|
return 0;
|
|
}
|
|
const ContentFeatures &f = nodemgr->get(*this);
|
|
if (f.param_type_2 == CPT2_FLOWINGLIQUID
|
|
|| f.liquid_type == LIQUID_FLOWING
|
|
|| f.liquid_type == LIQUID_SOURCE) {
|
|
if (level >= LIQUID_LEVEL_SOURCE) {
|
|
rest = level - LIQUID_LEVEL_SOURCE;
|
|
setContent(nodemgr->getId(f.liquid_alternative_source));
|
|
} else {
|
|
setContent(nodemgr->getId(f.liquid_alternative_flowing));
|
|
setParam2(level & LIQUID_LEVEL_MASK);
|
|
}
|
|
} else if (f.leveled || f.param_type_2 == CPT2_LEVELED) {
|
|
if (level > LEVELED_MAX) {
|
|
rest = level - LEVELED_MAX;
|
|
level = LEVELED_MAX;
|
|
}
|
|
setParam2(level & LEVELED_MASK);
|
|
}
|
|
return rest;
|
|
}
|
|
|
|
u8 MapNode::addLevel(INodeDefManager *nodemgr, s8 add)
|
|
{
|
|
s8 level = getLevel(nodemgr);
|
|
if (add == 0) level = 1;
|
|
level += add;
|
|
return setLevel(nodemgr, level);
|
|
}
|
|
|
|
u32 MapNode::serializedLength(u8 version)
|
|
{
|
|
if(!ser_ver_supported(version))
|
|
throw VersionMismatchException("ERROR: MapNode format not supported");
|
|
|
|
if (version == 0)
|
|
return 1;
|
|
|
|
if (version <= 9)
|
|
return 2;
|
|
|
|
if (version <= 23)
|
|
return 3;
|
|
|
|
return 4;
|
|
}
|
|
void MapNode::serialize(u8 *dest, u8 version)
|
|
{
|
|
if(!ser_ver_supported(version))
|
|
throw VersionMismatchException("ERROR: MapNode format not supported");
|
|
|
|
// Can't do this anymore; we have 16-bit dynamically allocated node IDs
|
|
// in memory; conversion just won't work in this direction.
|
|
if(version < 24)
|
|
throw SerializationError("MapNode::serialize: serialization to "
|
|
"version < 24 not possible");
|
|
|
|
writeU16(dest+0, param0);
|
|
writeU8(dest+2, param1);
|
|
writeU8(dest+3, param2);
|
|
}
|
|
void MapNode::deSerialize(u8 *source, u8 version)
|
|
{
|
|
if(!ser_ver_supported(version))
|
|
throw VersionMismatchException("ERROR: MapNode format not supported");
|
|
|
|
if(version <= 21)
|
|
{
|
|
deSerialize_pre22(source, version);
|
|
return;
|
|
}
|
|
|
|
if(version >= 24){
|
|
param0 = readU16(source+0);
|
|
param1 = readU8(source+2);
|
|
param2 = readU8(source+3);
|
|
}else{
|
|
param0 = readU8(source+0);
|
|
param1 = readU8(source+1);
|
|
param2 = readU8(source+2);
|
|
if(param0 > 0x7F){
|
|
param0 |= ((param2&0xF0)<<4);
|
|
param2 &= 0x0F;
|
|
}
|
|
}
|
|
}
|
|
void MapNode::serializeBulk(std::ostream &os, int version,
|
|
const MapNode *nodes, u32 nodecount,
|
|
u8 content_width, u8 params_width, bool compressed)
|
|
{
|
|
if (!ser_ver_supported(version))
|
|
throw VersionMismatchException("ERROR: MapNode format not supported");
|
|
|
|
sanity_check(content_width == 2);
|
|
sanity_check(params_width == 2);
|
|
|
|
// Can't do this anymore; we have 16-bit dynamically allocated node IDs
|
|
// in memory; conversion just won't work in this direction.
|
|
if (version < 24)
|
|
throw SerializationError("MapNode::serializeBulk: serialization to "
|
|
"version < 24 not possible");
|
|
|
|
size_t databuf_size = nodecount * (content_width + params_width);
|
|
u8 *databuf = new u8[databuf_size];
|
|
|
|
u32 start1 = content_width * nodecount;
|
|
u32 start2 = (content_width + 1) * nodecount;
|
|
|
|
// Serialize content
|
|
for (u32 i = 0; i < nodecount; i++) {
|
|
writeU16(&databuf[i * 2], nodes[i].param0);
|
|
writeU8(&databuf[start1 + i], nodes[i].param1);
|
|
writeU8(&databuf[start2 + i], nodes[i].param2);
|
|
}
|
|
|
|
/*
|
|
Compress data to output stream
|
|
*/
|
|
|
|
if (compressed)
|
|
compressZlib(databuf, databuf_size, os);
|
|
else
|
|
os.write((const char*) &databuf[0], databuf_size);
|
|
|
|
delete [] databuf;
|
|
}
|
|
|
|
// Deserialize bulk node data
|
|
void MapNode::deSerializeBulk(std::istream &is, int version,
|
|
MapNode *nodes, u32 nodecount,
|
|
u8 content_width, u8 params_width, bool compressed)
|
|
{
|
|
if(!ser_ver_supported(version))
|
|
throw VersionMismatchException("ERROR: MapNode format not supported");
|
|
|
|
if (version < 22
|
|
|| (content_width != 1 && content_width != 2)
|
|
|| params_width != 2)
|
|
FATAL_ERROR("Deserialize bulk node data error");
|
|
|
|
// Uncompress or read data
|
|
u32 len = nodecount * (content_width + params_width);
|
|
SharedBuffer<u8> databuf(len);
|
|
if(compressed)
|
|
{
|
|
std::ostringstream os(std::ios_base::binary);
|
|
decompressZlib(is, os);
|
|
std::string s = os.str();
|
|
if(s.size() != len)
|
|
throw SerializationError("deSerializeBulkNodes: "
|
|
"decompress resulted in invalid size");
|
|
memcpy(&databuf[0], s.c_str(), len);
|
|
}
|
|
else
|
|
{
|
|
is.read((char*) &databuf[0], len);
|
|
if(is.eof() || is.fail())
|
|
throw SerializationError("deSerializeBulkNodes: "
|
|
"failed to read bulk node data");
|
|
}
|
|
|
|
// Deserialize content
|
|
if(content_width == 1)
|
|
{
|
|
for(u32 i=0; i<nodecount; i++)
|
|
nodes[i].param0 = readU8(&databuf[i]);
|
|
}
|
|
else if(content_width == 2)
|
|
{
|
|
for(u32 i=0; i<nodecount; i++)
|
|
nodes[i].param0 = readU16(&databuf[i*2]);
|
|
}
|
|
|
|
// Deserialize param1
|
|
u32 start1 = content_width * nodecount;
|
|
for(u32 i=0; i<nodecount; i++)
|
|
nodes[i].param1 = readU8(&databuf[start1 + i]);
|
|
|
|
// Deserialize param2
|
|
u32 start2 = (content_width + 1) * nodecount;
|
|
if(content_width == 1)
|
|
{
|
|
for(u32 i=0; i<nodecount; i++) {
|
|
nodes[i].param2 = readU8(&databuf[start2 + i]);
|
|
if(nodes[i].param0 > 0x7F){
|
|
nodes[i].param0 <<= 4;
|
|
nodes[i].param0 |= (nodes[i].param2&0xF0)>>4;
|
|
nodes[i].param2 &= 0x0F;
|
|
}
|
|
}
|
|
}
|
|
else if(content_width == 2)
|
|
{
|
|
for(u32 i=0; i<nodecount; i++)
|
|
nodes[i].param2 = readU8(&databuf[start2 + i]);
|
|
}
|
|
}
|
|
|
|
/*
|
|
Legacy serialization
|
|
*/
|
|
void MapNode::deSerialize_pre22(const u8 *source, u8 version)
|
|
{
|
|
if(version <= 1)
|
|
{
|
|
param0 = source[0];
|
|
}
|
|
else if(version <= 9)
|
|
{
|
|
param0 = source[0];
|
|
param1 = source[1];
|
|
}
|
|
else
|
|
{
|
|
param0 = source[0];
|
|
param1 = source[1];
|
|
param2 = source[2];
|
|
if(param0 > 0x7f){
|
|
param0 <<= 4;
|
|
param0 |= (param2&0xf0)>>4;
|
|
param2 &= 0x0f;
|
|
}
|
|
}
|
|
|
|
// Convert special values from old version to new
|
|
if(version <= 19)
|
|
{
|
|
// In these versions, CONTENT_IGNORE and CONTENT_AIR
|
|
// are 255 and 254
|
|
// Version 19 is fucked up with sometimes the old values and sometimes not
|
|
if(param0 == 255)
|
|
param0 = CONTENT_IGNORE;
|
|
else if(param0 == 254)
|
|
param0 = CONTENT_AIR;
|
|
}
|
|
|
|
// Translate to our known version
|
|
*this = mapnode_translate_to_internal(*this, version);
|
|
}
|