Translated using Weblate (Italian)
[oweals/minetest.git] / src / nodedef.cpp
index eb176316600887b210752d376eaa5ee613e4c98a..a84338752ac8aa9ab38af794a8ea06aa6418accc 100644 (file)
@@ -21,9 +21,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "itemdef.h"
 #ifndef SERVER
-#include "mesh.h"
-#include "shader.h"
-#include "client.h"
+#include "client/mesh.h"
+#include "client/shader.h"
+#include "client/client.h"
 #include "client/renderingengine.h"
 #include "client/tile.h"
 #include <IMeshManipulator.h>
@@ -74,7 +74,7 @@ void NodeBox::reset()
 void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
 {
        // Protocol >= 36
-       int version = 5;
+       const u8 version = 6;
        writeU8(os, version);
 
        switch (type) {
@@ -84,19 +84,19 @@ void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
 
                writeU16(os, fixed.size());
                for (const aabb3f &nodebox : fixed) {
-                       writeV3F1000(os, nodebox.MinEdge);
-                       writeV3F1000(os, nodebox.MaxEdge);
+                       writeV3F32(os, nodebox.MinEdge);
+                       writeV3F32(os, nodebox.MaxEdge);
                }
                break;
        case NODEBOX_WALLMOUNTED:
                writeU8(os, type);
 
-               writeV3F1000(os, wall_top.MinEdge);
-               writeV3F1000(os, wall_top.MaxEdge);
-               writeV3F1000(os, wall_bottom.MinEdge);
-               writeV3F1000(os, wall_bottom.MaxEdge);
-               writeV3F1000(os, wall_side.MinEdge);
-               writeV3F1000(os, wall_side.MaxEdge);
+               writeV3F32(os, wall_top.MinEdge);
+               writeV3F32(os, wall_top.MaxEdge);
+               writeV3F32(os, wall_bottom.MinEdge);
+               writeV3F32(os, wall_bottom.MaxEdge);
+               writeV3F32(os, wall_side.MinEdge);
+               writeV3F32(os, wall_side.MaxEdge);
                break;
        case NODEBOX_CONNECTED:
                writeU8(os, type);
@@ -104,8 +104,8 @@ void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
 #define WRITEBOX(box) \
                writeU16(os, (box).size()); \
                for (const aabb3f &i: (box)) { \
-                       writeV3F1000(os, i.MinEdge); \
-                       writeV3F1000(os, i.MaxEdge); \
+                       writeV3F32(os, i.MinEdge); \
+                       writeV3F32(os, i.MaxEdge); \
                };
 
                WRITEBOX(fixed);
@@ -133,7 +133,7 @@ void NodeBox::serialize(std::ostream &os, u16 protocol_version) const
 void NodeBox::deSerialize(std::istream &is)
 {
        int version = readU8(is);
-       if (version < 4)
+       if (version < 6)
                throw SerializationError("unsupported NodeBox version");
 
        reset();
@@ -146,19 +146,19 @@ void NodeBox::deSerialize(std::istream &is)
                while(fixed_count--)
                {
                        aabb3f box;
-                       box.MinEdge = readV3F1000(is);
-                       box.MaxEdge = readV3F1000(is);
+                       box.MinEdge = readV3F32(is);
+                       box.MaxEdge = readV3F32(is);
                        fixed.push_back(box);
                }
        }
        else if(type == NODEBOX_WALLMOUNTED)
        {
-               wall_top.MinEdge = readV3F1000(is);
-               wall_top.MaxEdge = readV3F1000(is);
-               wall_bottom.MinEdge = readV3F1000(is);
-               wall_bottom.MaxEdge = readV3F1000(is);
-               wall_side.MinEdge = readV3F1000(is);
-               wall_side.MaxEdge = readV3F1000(is);
+               wall_top.MinEdge = readV3F32(is);
+               wall_top.MaxEdge = readV3F32(is);
+               wall_bottom.MinEdge = readV3F32(is);
+               wall_bottom.MaxEdge = readV3F32(is);
+               wall_side.MinEdge = readV3F32(is);
+               wall_side.MaxEdge = readV3F32(is);
        }
        else if (type == NODEBOX_CONNECTED)
        {
@@ -166,8 +166,8 @@ void NodeBox::deSerialize(std::istream &is)
                count = readU16(is); \
                (box).reserve(count); \
                while (count--) { \
-                       v3f min = readV3F1000(is); \
-                       v3f max = readV3F1000(is); \
+                       v3f min = readV3F32(is); \
+                       v3f max = readV3F32(is); \
                        (box).emplace_back(min, max); }; }
 
                u16 count;
@@ -179,16 +179,14 @@ void NodeBox::deSerialize(std::istream &is)
                READBOXES(connect_left);
                READBOXES(connect_back);
                READBOXES(connect_right);
-               if (version >= 5) {
-                       READBOXES(disconnected_top);
-                       READBOXES(disconnected_bottom);
-                       READBOXES(disconnected_front);
-                       READBOXES(disconnected_left);
-                       READBOXES(disconnected_back);
-                       READBOXES(disconnected_right);
-                       READBOXES(disconnected);
-                       READBOXES(disconnected_sides);
-               }
+               READBOXES(disconnected_top);
+               READBOXES(disconnected_bottom);
+               READBOXES(disconnected_front);
+               READBOXES(disconnected_left);
+               READBOXES(disconnected_back);
+               READBOXES(disconnected_right);
+               READBOXES(disconnected);
+               READBOXES(disconnected_sides);
        }
 }
 
@@ -264,26 +262,6 @@ void TileDef::deSerialize(std::istream &is, u8 contentfeatures_version,
                align_style = ALIGN_STYLE_NODE;
 }
 
-
-/*
-       SimpleSoundSpec serialization
-*/
-
-static void serializeSimpleSoundSpec(const SimpleSoundSpec &ss,
-               std::ostream &os, u8 version)
-{
-       os<<serializeString(ss.name);
-       writeF1000(os, ss.gain);
-       writeF1000(os, ss.pitch);
-}
-static void deSerializeSimpleSoundSpec(SimpleSoundSpec &ss,
-               std::istream &is, u8 version)
-{
-       ss.name = deSerializeString(is);
-       ss.gain = readF1000(is);
-       ss.pitch = readF1000(is);
-}
-
 void TextureSettings::readSettings()
 {
        connected_glass                = g_settings->getBool("connected_glass");
@@ -390,9 +368,12 @@ void ContentFeatures::reset()
        floodable = false;
        rightclickable = true;
        leveled = 0;
+       leveled_max = LEVELED_MAX;
        liquid_type = LIQUID_NONE;
        liquid_alternative_flowing = "";
+       liquid_alternative_flowing_id = CONTENT_IGNORE;
        liquid_alternative_source = "";
+       liquid_alternative_source_id = CONTENT_IGNORE;
        liquid_viscosity = 0;
        liquid_renewable = true;
        liquid_range = LIQUID_LEVEL_MAX+1;
@@ -419,8 +400,7 @@ void ContentFeatures::reset()
 
 void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
 {
-       // protocol_version >= 36
-       u8 version = 12;
+       const u8 version = CONTENTFEATURES_VERSION;
        writeU8(os, version);
 
        // general
@@ -436,7 +416,7 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
        // visual
        writeU8(os, drawtype);
        os << serializeString(mesh);
-       writeF1000(os, visual_scale);
+       writeF32(os, visual_scale);
        writeU8(os, 6);
        for (const TileDef &td : tiledef)
                td.serialize(os, protocol_version);
@@ -456,10 +436,7 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
        writeU16(os, connects_to_ids.size());
        for (u16 connects_to_id : connects_to_ids)
                writeU16(os, connects_to_id);
-       writeU8(os, post_effect_color.getAlpha());
-       writeU8(os, post_effect_color.getRed());
-       writeU8(os, post_effect_color.getGreen());
-       writeU8(os, post_effect_color.getBlue());
+       writeARGB8(os, post_effect_color);
        writeU8(os, leveled);
 
        // lighting
@@ -495,15 +472,16 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
        collision_box.serialize(os, protocol_version);
 
        // sound
-       serializeSimpleSoundSpec(sound_footstep, os, version);
-       serializeSimpleSoundSpec(sound_dig, os, version);
-       serializeSimpleSoundSpec(sound_dug, os, version);
+       sound_footstep.serialize(os, version);
+       sound_dig.serialize(os, version);
+       sound_dug.serialize(os, version);
 
        // legacy
        writeU8(os, legacy_facedir_simple);
        writeU8(os, legacy_wallmounted);
 
        os << serializeString(node_dig_prediction);
+       writeU8(os, leveled_max);
 }
 
 void ContentFeatures::correctAlpha(TileDef *tiles, int length)
@@ -524,8 +502,8 @@ void ContentFeatures::correctAlpha(TileDef *tiles, int length)
 void ContentFeatures::deSerialize(std::istream &is)
 {
        // version detection
-       int version = readU8(is);
-       if (version < 12)
+       const u8 version = readU8(is);
+       if (version < CONTENTFEATURES_VERSION)
                throw SerializationError("unsupported ContentFeatures version");
 
        // general
@@ -543,7 +521,7 @@ void ContentFeatures::deSerialize(std::istream &is)
        // visual
        drawtype = (enum NodeDrawType) readU8(is);
        mesh = deSerializeString(is);
-       visual_scale = readF1000(is);
+       visual_scale = readF32(is);
        if (readU8(is) != 6)
                throw SerializationError("unsupported tile count");
        for (TileDef &td : tiledef)
@@ -565,10 +543,7 @@ void ContentFeatures::deSerialize(std::istream &is)
        connects_to_ids.clear();
        for (u16 i = 0; i < connects_to_size; i++)
                connects_to_ids.push_back(readU16(is));
-       post_effect_color.setAlpha(readU8(is));
-       post_effect_color.setRed(readU8(is));
-       post_effect_color.setGreen(readU8(is));
-       post_effect_color.setBlue(readU8(is));
+       post_effect_color = readARGB8(is);
        leveled = readU8(is);
 
        // lighting-related
@@ -605,9 +580,9 @@ void ContentFeatures::deSerialize(std::istream &is)
        collision_box.deSerialize(is);
 
        // sounds
-       deSerializeSimpleSoundSpec(sound_footstep, is, version);
-       deSerializeSimpleSoundSpec(sound_dig, is, version);
-       deSerializeSimpleSoundSpec(sound_dug, is, version);
+       sound_footstep.deSerialize(is, version);
+       sound_dig.deSerialize(is, version);
+       sound_dug.deSerialize(is, version);
 
        // read legacy properties
        legacy_facedir_simple = readU8(is);
@@ -615,6 +590,10 @@ void ContentFeatures::deSerialize(std::istream &is)
 
        try {
                node_dig_prediction = deSerializeString(is);
+               u8 tmp_leveled_max = readU8(is);
+               if (is.eof()) /* readU8 doesn't throw exceptions so we have to do this */
+                       throw SerializationError("");
+               leveled_max = tmp_leveled_max;
        } catch(SerializationError &e) {};
 }
 
@@ -629,8 +608,9 @@ static void fillTileAttribs(ITextureSource *tsrc, TileLayer *layer,
        layer->material_type = material_type;
 
        bool has_scale = tiledef.scale > 0;
-       if (((tsettings.autoscale_mode == AUTOSCALE_ENABLE) && !has_scale) ||
-                       (tsettings.autoscale_mode == AUTOSCALE_FORCE)) {
+       bool use_autoscale = tsettings.autoscale_mode == AUTOSCALE_FORCE ||
+               (tsettings.autoscale_mode == AUTOSCALE_ENABLE && !has_scale);
+       if (use_autoscale && layer->texture) {
                auto texture_size = layer->texture->getOriginalSize();
                float base_size = tsettings.node_texture_size;
                float size = std::fmin(texture_size.Width, texture_size.Height);
@@ -827,6 +807,8 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
                        material_type = TILE_MATERIAL_WAVING_PLANTS;
                else if (waving == 2)
                        material_type = TILE_MATERIAL_WAVING_LEAVES;
+               else if (waving == 3)
+                       material_type = TILE_MATERIAL_WAVING_LIQUID_BASIC;
                break;
        case NDT_TORCHLIKE:
        case NDT_SIGNLIKE:
@@ -844,8 +826,14 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
                correctAlpha(tdef, 6);
                correctAlpha(tdef_overlay, 6);
                correctAlpha(tdef_spec, CF_SPECIAL_COUNT);
-               material_type = (alpha == 255) ?
-                       TILE_MATERIAL_LIQUID_OPAQUE : TILE_MATERIAL_LIQUID_TRANSPARENT;
+
+               if (waving == 3) {
+                       material_type = (alpha == 255) ? TILE_MATERIAL_WAVING_LIQUID_OPAQUE :
+                               TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT;
+               } else {
+                       material_type = (alpha == 255) ? TILE_MATERIAL_LIQUID_OPAQUE :
+                               TILE_MATERIAL_LIQUID_TRANSPARENT;
+               }
        }
 
        u32 tile_shader = shdsrc->getShader("nodes_shader", material_type, drawtype);
@@ -1223,20 +1211,34 @@ inline void NodeDefManager::fixSelectionBoxIntUnion()
 }
 
 
+void NodeDefManager::eraseIdFromGroups(content_t id)
+{
+       // For all groups in m_group_to_items...
+       for (auto iter_groups = m_group_to_items.begin();
+                       iter_groups != m_group_to_items.end();) {
+               // Get the group items vector.
+               std::vector<content_t> &items = iter_groups->second;
+
+               // Remove any occurence of the id in the group items vector.
+               items.erase(std::remove(items.begin(), items.end(), id), items.end());
+
+               // If group is empty, erase its vector from the map.
+               if (items.empty())
+                       iter_groups = m_group_to_items.erase(iter_groups);
+               else
+                       ++iter_groups;
+       }
+}
+
+
 // IWritableNodeDefManager
 content_t NodeDefManager::set(const std::string &name, const ContentFeatures &def)
 {
        // Pre-conditions
        assert(name != "");
+       assert(name != "ignore");
        assert(name == def.name);
 
-       // Don't allow redefining ignore (but allow air and unknown)
-       if (name == "ignore") {
-               warningstream << "NodeDefManager: Ignoring "
-                       "CONTENT_IGNORE redefinition"<<std::endl;
-               return CONTENT_IGNORE;
-       }
-
        content_t id = CONTENT_IGNORE;
        if (!m_name_id_mapping.getId(name, id)) { // ignore aliases
                // Get new id
@@ -1249,19 +1251,24 @@ content_t NodeDefManager::set(const std::string &name, const ContentFeatures &de
                assert(id != CONTENT_IGNORE);
                addNameIdMapping(id, name);
        }
+
+       // If there is already ContentFeatures registered for this id, clear old groups
+       if (id < m_content_features.size())
+               eraseIdFromGroups(id);
+
        m_content_features[id] = def;
        verbosestream << "NodeDefManager: registering content id \"" << id
                << "\": name=\"" << def.name << "\""<<std::endl;
 
        getNodeBoxUnion(def.selection_box, def, &m_selection_box_union);
        fixSelectionBoxIntUnion();
+
        // Add this content to the list of all groups it belongs to
-       // FIXME: This should remove a node from groups it no longer
-       // belongs to when a node is re-registered
        for (const auto &group : def.groups) {
                const std::string &group_name = group.first;
                m_group_to_items[group_name].push_back(id);
        }
+
        return id;
 }
 
@@ -1287,18 +1294,7 @@ void NodeDefManager::removeNode(const std::string &name)
                m_name_id_mapping_with_aliases.erase(name);
        }
 
-       // Erase node content from all groups it belongs to
-       for (std::unordered_map<std::string, std::vector<content_t>>::iterator iter_groups =
-                       m_group_to_items.begin(); iter_groups != m_group_to_items.end();) {
-               std::vector<content_t> &items = iter_groups->second;
-               items.erase(std::remove(items.begin(), items.end(), id), items.end());
-
-               // Check if group is empty
-               if (items.empty())
-                       m_group_to_items.erase(iter_groups++);
-               else
-                       ++iter_groups;
-       }
+       eraseIdFromGroups(id);
 }
 
 
@@ -1317,57 +1313,35 @@ void NodeDefManager::updateAliases(IItemDefManager *idef)
        }
 }
 
-void NodeDefManager::applyTextureOverrides(const std::string &override_filepath)
+void NodeDefManager::applyTextureOverrides(const std::vector<TextureOverride> &overrides)
 {
        infostream << "NodeDefManager::applyTextureOverrides(): Applying "
-               "overrides to textures from " << override_filepath << std::endl;
-
-       std::ifstream infile(override_filepath.c_str());
-       std::string line;
-       int line_c = 0;
-       while (std::getline(infile, line)) {
-               line_c++;
-               if (trim(line).empty())
-                       continue;
-               std::vector<std::string> splitted = str_split(line, ' ');
-               if (splitted.size() != 3) {
-                       errorstream << override_filepath
-                               << ":" << line_c << " Could not apply texture override \""
-                               << line << "\": Syntax error" << std::endl;
-                       continue;
-               }
+               "overrides to textures" << std::endl;
 
+       for (const TextureOverride& texture_override : overrides) {
                content_t id;
-               if (!getId(splitted[0], id))
+               if (!getId(texture_override.id, id))
                        continue; // Ignore unknown node
 
                ContentFeatures &nodedef = m_content_features[id];
 
-               if (splitted[1] == "top")
-                       nodedef.tiledef[0].name = splitted[2];
-               else if (splitted[1] == "bottom")
-                       nodedef.tiledef[1].name = splitted[2];
-               else if (splitted[1] == "right")
-                       nodedef.tiledef[2].name = splitted[2];
-               else if (splitted[1] == "left")
-                       nodedef.tiledef[3].name = splitted[2];
-               else if (splitted[1] == "back")
-                       nodedef.tiledef[4].name = splitted[2];
-               else if (splitted[1] == "front")
-                       nodedef.tiledef[5].name = splitted[2];
-               else if (splitted[1] == "all" || splitted[1] == "*")
-                       for (TileDef &i : nodedef.tiledef)
-                               i.name = splitted[2];
-               else if (splitted[1] == "sides")
-                       for (int i = 2; i < 6; i++)
-                               nodedef.tiledef[i].name = splitted[2];
-               else {
-                       errorstream << override_filepath
-                               << ":" << line_c << " Could not apply texture override \""
-                               << line << "\": Unknown node side \""
-                               << splitted[1] << "\"" << std::endl;
-                       continue;
-               }
+               if (texture_override.hasTarget(OverrideTarget::TOP))
+                       nodedef.tiledef[0].name = texture_override.texture;
+
+               if (texture_override.hasTarget(OverrideTarget::BOTTOM))
+                       nodedef.tiledef[1].name = texture_override.texture;
+
+               if (texture_override.hasTarget(OverrideTarget::RIGHT))
+                       nodedef.tiledef[2].name = texture_override.texture;
+
+               if (texture_override.hasTarget(OverrideTarget::LEFT))
+                       nodedef.tiledef[3].name = texture_override.texture;
+
+               if (texture_override.hasTarget(OverrideTarget::BACK))
+                       nodedef.tiledef[4].name = texture_override.texture;
+
+               if (texture_override.hasTarget(OverrideTarget::FRONT))
+                       nodedef.tiledef[5].name = texture_override.texture;
        }
 }
 
@@ -1468,11 +1442,15 @@ void NodeDefManager::deSerialize(std::istream &is)
                        m_content_features.resize((u32)(i) + 1);
                m_content_features[i] = f;
                addNameIdMapping(i, f.name);
-               verbosestream << "deserialized " << f.name << std::endl;
+               TRACESTREAM(<< "NodeDef: deserialized " << f.name << std::endl);
 
                getNodeBoxUnion(f.selection_box, f, &m_selection_box_union);
                fixSelectionBoxIntUnion();
        }
+
+       // Since liquid_alternative_flowing_id and liquid_alternative_source_id
+       // are not sent, resolve them client-side too.
+       resolveCrossrefs();
 }
 
 
@@ -1533,15 +1511,28 @@ void NodeDefManager::resetNodeResolveState()
        m_pending_resolve_callbacks.clear();
 }
 
-void NodeDefManager::mapNodeboxConnections()
+static void removeDupes(std::vector<content_t> &list)
+{
+       std::sort(list.begin(), list.end());
+       auto new_end = std::unique(list.begin(), list.end());
+       list.erase(new_end, list.end());
+}
+
+void NodeDefManager::resolveCrossrefs()
 {
        for (ContentFeatures &f : m_content_features) {
+               if (f.liquid_type != LIQUID_NONE) {
+                       f.liquid_alternative_flowing_id = getId(f.liquid_alternative_flowing);
+                       f.liquid_alternative_source_id = getId(f.liquid_alternative_source);
+                       continue;
+               }
                if (f.drawtype != NDT_NODEBOX || f.node_box.type != NODEBOX_CONNECTED)
                        continue;
 
                for (const std::string &name : f.connects_to) {
                        getIds(name, f.connects_to_ids);
                }
+               removeDupes(f.connects_to_ids);
        }
 }
 
@@ -1607,6 +1598,18 @@ NodeResolver::~NodeResolver()
 }
 
 
+void NodeResolver::cloneTo(NodeResolver *res) const
+{
+       FATAL_ERROR_IF(!m_resolve_done, "NodeResolver can only be cloned"
+               " after resolving has completed");
+       /* We don't actually do anything significant. Since the node resolving has
+        * already completed, the class that called us will already have the
+        * resolved IDs in its data structures (which it copies on its own) */
+       res->m_ndef = m_ndef;
+       res->m_resolve_done = true;
+}
+
+
 void NodeResolver::nodeResolveInternal()
 {
        m_nodenames_idx   = 0;
@@ -1621,7 +1624,7 @@ void NodeResolver::nodeResolveInternal()
 
 
 bool NodeResolver::getIdFromNrBacklog(content_t *result_out,
-       const std::string &node_alt, content_t c_fallback)
+       const std::string &node_alt, content_t c_fallback, bool error_on_fallback)
 {
        if (m_nodenames_idx == m_nodenames.size()) {
                *result_out = c_fallback;
@@ -1639,8 +1642,9 @@ bool NodeResolver::getIdFromNrBacklog(content_t *result_out,
        }
 
        if (!success) {
-               errorstream << "NodeResolver: failed to resolve node name '" << name
-                       << "'." << std::endl;
+               if (error_on_fallback)
+                       errorstream << "NodeResolver: failed to resolve node name '" << name
+                               << "'." << std::endl;
                c = c_fallback;
        }