/*
Minetest
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+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
#include "irrlichttypes_extrabloated.h"
#include "mapnode.h"
#include "porting.h"
-#include "main.h" // For g_settings
#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)
+void MapNode::getColor(const ContentFeatures &f, video::SColor *color) const
{
- content_t id = CONTENT_IGNORE;
- ndef->getId(name, id);
- param0 = id;
- param1 = a_param1;
- param2 = a_param2;
+ if (f.palette) {
+ *color = (*f.palette)[param2];
+ return;
+ }
+ *color = f.color;
}
-void MapNode::setLight(enum LightBank bank, u8 a_light, INodeDefManager *nodemgr)
+void MapNode::setLight(LightBank bank, u8 a_light, const ContentFeatures &f) noexcept
{
// If node doesn't contain light data, ignore this
- if(nodemgr->get(*this).param_type != CPT_LIGHT)
+ if(f.param_type != CPT_LIGHT)
return;
if(bank == LIGHTBANK_DAY)
{
param1 |= (a_light & 0x0f)<<4;
}
else
- assert(0);
+ assert("Invalid light bank" == NULL);
+}
+
+void MapNode::setLight(LightBank bank, u8 a_light, const NodeDefManager *nodemgr)
+{
+ setLight(bank, a_light, nodemgr->get(*this));
+}
+
+bool MapNode::isLightDayNightEq(const NodeDefManager *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
+u8 MapNode::getLight(LightBank bank, const NodeDefManager *nodemgr) const
{
// Select the brightest of [light source, propagated light]
const ContentFeatures &f = nodemgr->get(*this);
- u8 light = 0;
+
+ u8 light;
if(f.param_type == CPT_LIGHT)
- {
- if(bank == LIGHTBANK_DAY)
- light = param1 & 0x0f;
- else if(bank == LIGHTBANK_NIGHT)
- light = (param1>>4)&0x0f;
- else
- assert(0);
- }
- if(f.light_source > light)
- light = f.light_source;
- return light;
+ light = bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f;
+ else
+ light = 0;
+
+ return MYMAX(f.light_source, light);
}
-bool MapNode::getLightBanks(u8 &lightday, u8 &lightnight, INodeDefManager *nodemgr) const
+u8 MapNode::getLightRaw(LightBank bank, const ContentFeatures &f) const noexcept
+{
+ if(f.param_type == CPT_LIGHT)
+ return bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f;
+ return 0;
+}
+
+u8 MapNode::getLightNoChecks(LightBank bank, const ContentFeatures *f) const noexcept
+{
+ return MYMAX(f->light_source,
+ bank == LIGHTBANK_DAY ? param1 & 0x0f : (param1 >> 4) & 0x0f);
+}
+
+bool MapNode::getLightBanks(u8 &lightday, u8 &lightnight,
+ const NodeDefManager *nodemgr) const
{
// Select the brightest of [light source, propagated light]
const ContentFeatures &f = nodemgr->get(*this);
return f.param_type == CPT_LIGHT || f.light_source != 0;
}
-u8 MapNode::getFaceDir(INodeDefManager *nodemgr) const
+u8 MapNode::getFaceDir(const NodeDefManager *nodemgr,
+ bool allow_wallmounted) const
{
const ContentFeatures &f = nodemgr->get(*this);
- if(f.param_type_2 == CPT2_FACEDIR)
- return getParam2() & 0x03;
+ 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
+u8 MapNode::getWallMounted(const NodeDefManager *nodemgr) const
{
const ContentFeatures &f = nodemgr->get(*this);
- if(f.param_type_2 == CPT2_WALLMOUNTED)
+ 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
+v3s16 MapNode::getWallMountedDir(const NodeDefManager *nodemgr) const
{
switch(getWallMounted(nodemgr))
{
}
}
-static std::vector<aabb3f> transformNodeBox(const MapNode &n,
- const NodeBox &nodebox, INodeDefManager *nodemgr)
+void MapNode::rotateAlongYAxis(const NodeDefManager *nodemgr, Rotation rot)
{
- std::vector<aabb3f> boxes;
- if(nodebox.type == NODEBOX_FIXED)
- {
+ 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,
+ const NodeDefManager *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);
- for(std::vector<aabb3f>::const_iterator
- i = fixed.begin();
- i != fixed.end(); i++)
- {
- aabb3f box = *i;
- if(facedir == 1)
- {
- box.MinEdge.rotateXZBy(-90);
- box.MaxEdge.rotateXZBy(-90);
- box.repair();
- }
- else if(facedir == 2)
- {
- box.MinEdge.rotateXZBy(180);
- box.MaxEdge.rotateXZBy(180);
- box.repair();
- }
- else if(facedir == 3)
- {
- box.MinEdge.rotateXZBy(90);
- box.MaxEdge.rotateXZBy(90);
- box.repair();
+ 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);
}
}
nodebox.wall_side.MaxEdge
};
- for(s32 i=0; i<2; i++)
- {
+ for (v3f &vertex : vertices) {
if(dir == v3s16(-1,0,0))
- vertices[i].rotateXZBy(0);
+ vertex.rotateXZBy(0);
if(dir == v3s16(1,0,0))
- vertices[i].rotateXZBy(180);
+ vertex.rotateXZBy(180);
if(dir == v3s16(0,0,-1))
- vertices[i].rotateXZBy(90);
+ vertex.rotateXZBy(90);
if(dir == v3s16(0,0,1))
- vertices[i].rotateXZBy(-90);
+ vertex.rotateXZBy(-90);
}
aabb3f box = aabb3f(vertices[0]);
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();
+ else
+ boxes_size += nodebox.disconnected_top.size();
+
+ if (neighbors & 2)
+ boxes_size += nodebox.connect_bottom.size();
+ else
+ boxes_size += nodebox.disconnected_bottom.size();
+
+ if (neighbors & 4)
+ boxes_size += nodebox.connect_front.size();
+ else
+ boxes_size += nodebox.disconnected_front.size();
+
+ if (neighbors & 8)
+ boxes_size += nodebox.connect_left.size();
+ else
+ boxes_size += nodebox.disconnected_left.size();
+
+ if (neighbors & 16)
+ boxes_size += nodebox.connect_back.size();
+ else
+ boxes_size += nodebox.disconnected_back.size();
+
+ if (neighbors & 32)
+ boxes_size += nodebox.connect_right.size();
+ else
+ boxes_size += nodebox.disconnected_right.size();
+
+ if (neighbors == 0)
+ boxes_size += nodebox.disconnected.size();
+
+ if (neighbors < 4)
+ boxes_size += nodebox.disconnected_sides.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);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_top);
+ }
+
+ if (neighbors & 2) {
+ BOXESPUSHBACK(nodebox.connect_bottom);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_bottom);
+ }
+
+ if (neighbors & 4) {
+ BOXESPUSHBACK(nodebox.connect_front);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_front);
+ }
+
+ if (neighbors & 8) {
+ BOXESPUSHBACK(nodebox.connect_left);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_left);
+ }
+
+ if (neighbors & 16) {
+ BOXESPUSHBACK(nodebox.connect_back);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_back);
+ }
+
+ if (neighbors & 32) {
+ BOXESPUSHBACK(nodebox.connect_right);
+ } else {
+ BOXESPUSHBACK(nodebox.disconnected_right);
+ }
+
+ if (neighbors == 0) {
+ BOXESPUSHBACK(nodebox.disconnected);
+ }
+
+ if (neighbors < 4) {
+ BOXESPUSHBACK(nodebox.disconnected_sides);
+ }
+
+ }
else // NODEBOX_REGULAR
{
- boxes.push_back(aabb3f(-BS/2,-BS/2,-BS/2,BS/2,BS/2,BS/2));
+ boxes.emplace_back(-BS/2,-BS/2,-BS/2,BS/2,BS/2,BS/2);
+ }
+}
+
+static inline void getNeighborConnectingFace(
+ const v3s16 &p, const NodeDefManager *nodedef,
+ Map *map, MapNode n, u8 bitmask, u8 *neighbors)
+{
+ MapNode n2 = map->getNode(p);
+ if (nodedef->nodeboxConnects(n, n2, bitmask))
+ *neighbors |= bitmask;
+}
+
+u8 MapNode::getNeighbors(v3s16 p, Map *map) const
+{
+ const NodeDefManager *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 boxes;
+
+ return neighbors;
}
-std::vector<aabb3f> MapNode::getNodeBoxes(INodeDefManager *nodemgr) const
+void MapNode::getNodeBoxes(const NodeDefManager *nodemgr,
+ std::vector<aabb3f> *boxes, u8 neighbors) const
{
const ContentFeatures &f = nodemgr->get(*this);
- return transformNodeBox(*this, f.node_box, nodemgr);
+ transformNodeBox(*this, f.node_box, nodemgr, boxes, neighbors);
}
-std::vector<aabb3f> MapNode::getSelectionBoxes(INodeDefManager *nodemgr) const
+void MapNode::getCollisionBoxes(const NodeDefManager *nodemgr,
+ std::vector<aabb3f> *boxes, u8 neighbors) const
{
const ContentFeatures &f = nodemgr->get(*this);
- return transformNodeBox(*this, f.selection_box, nodemgr);
+ 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(const NodeDefManager *nodemgr,
+ std::vector<aabb3f> *boxes, u8 neighbors) const
+{
+ const ContentFeatures &f = nodemgr->get(*this);
+ transformNodeBox(*this, f.selection_box, nodemgr, boxes, neighbors);
+}
+
+u8 MapNode::getMaxLevel(const NodeDefManager *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(const NodeDefManager *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.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;
+}
+
+u8 MapNode::setLevel(const NodeDefManager *nodemgr, s8 level)
+{
+ u8 rest = 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 <= 0) { // liquid can’t exist with zero level
+ setContent(CONTENT_AIR);
+ return 0;
+ }
+ if (level >= LIQUID_LEVEL_SOURCE) {
+ rest = level - LIQUID_LEVEL_SOURCE;
+ setContent(nodemgr->getId(f.liquid_alternative_source));
+ setParam2(0);
+ } else {
+ setContent(nodemgr->getId(f.liquid_alternative_flowing));
+ setParam2((level & LIQUID_LEVEL_MASK) | (getParam2() & ~LIQUID_LEVEL_MASK));
+ }
+ } else if (f.param_type_2 == CPT2_LEVELED) {
+ if (level < 0) { // zero means default for a leveled nodebox
+ rest = level;
+ level = 0;
+ } else if (level > LEVELED_MAX) {
+ rest = level - LEVELED_MAX;
+ level = LEVELED_MAX;
+ }
+ setParam2((level & LEVELED_MASK) | (getParam2() & ~LEVELED_MASK));
+ }
+ return rest;
+}
+
+u8 MapNode::addLevel(const NodeDefManager *nodemgr, s8 add)
+{
+ s8 level = getLevel(nodemgr);
+ 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)
+
+ if (version == 0)
return 1;
- else if(version <= 9)
+
+ if (version <= 9)
return 2;
- else if(version <= 23)
+
+ if (version <= 23)
return 3;
- else
- return 4;
+
+ return 4;
}
-void MapNode::serialize(u8 *dest, u8 version)
+void MapNode::serialize(u8 *dest, u8 version) const
{
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);
{
if(!ser_ver_supported(version))
throw VersionMismatchException("ERROR: MapNode format not supported");
-
+
if(version <= 21)
{
deSerialize_pre22(source, version);
param0 = readU16(source+0);
param1 = readU8(source+2);
param2 = readU8(source+3);
- }
- else{
+ }else{
param0 = readU8(source+0);
param1 = readU8(source+1);
param2 = readU8(source+2);
const MapNode *nodes, u32 nodecount,
u8 content_width, u8 params_width, bool compressed)
{
- if(!ser_ver_supported(version))
+ if (!ser_ver_supported(version))
throw VersionMismatchException("ERROR: MapNode format not supported");
- assert(content_width == 2);
- assert(params_width == 2);
+ 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)
+ if (version < 24)
throw SerializationError("MapNode::serializeBulk: serialization to "
"version < 24 not possible");
- SharedBuffer<u8> databuf(nodecount * (content_width + params_width));
+ size_t databuf_size = nodecount * (content_width + params_width);
+ u8 *databuf = new u8[databuf_size];
- // Serialize content
- for(u32 i=0; i<nodecount; i++)
- writeU16(&databuf[i*2], nodes[i].param0);
-
- // Serialize param1
u32 start1 = content_width * nodecount;
- for(u32 i=0; i<nodecount; i++)
- writeU8(&databuf[start1 + i], nodes[i].param1);
-
- // Serialize param2
u32 start2 = (content_width + 1) * nodecount;
- for(u32 i=0; i<nodecount; i++)
+
+ // 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, os);
- }
+ if (compressed)
+ compressZlib(databuf, databuf_size, os);
else
- {
- os.write((const char*) &databuf[0], databuf.getSize());
- }
+ os.write((const char*) &databuf[0], databuf_size);
+
+ delete [] databuf;
}
// Deserialize bulk node data
if(!ser_ver_supported(version))
throw VersionMismatchException("ERROR: MapNode format not supported");
- assert(version >= 22);
- assert(content_width == 1 || content_width == 2);
- assert(params_width == 2);
+ 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);
/*
Legacy serialization
*/
-void MapNode::deSerialize_pre22(u8 *source, u8 version)
+void MapNode::deSerialize_pre22(const u8 *source, u8 version)
{
if(version <= 1)
{
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
+ // Version 19 is messed up with sometimes the old values and sometimes not
if(param0 == 255)
param0 = CONTENT_IGNORE;
else if(param0 == 254)