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src/object_properties.cpp
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240
src/object_properties.cpp
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/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "object_properties.h"
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#include "irrlichttypes_bloated.h"
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#include "exceptions.h"
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#include "util/serialize.h"
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#include "util/basic_macros.h"
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#include <sstream>
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static const video::SColor NULL_BGCOLOR{0, 1, 1, 1};
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ObjectProperties::ObjectProperties()
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{
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textures.emplace_back("no_texture.png");
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colors.emplace_back(255,255,255,255);
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}
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std::string ObjectProperties::dump()
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{
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std::ostringstream os(std::ios::binary);
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os << "hp_max=" << hp_max;
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os << ", breath_max=" << breath_max;
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os << ", physical=" << physical;
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os << ", collideWithObjects=" << collideWithObjects;
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os << ", collisionbox=" << PP(collisionbox.MinEdge) << "," << PP(collisionbox.MaxEdge);
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os << ", visual=" << visual;
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os << ", mesh=" << mesh;
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os << ", visual_size=" << PP(visual_size);
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os << ", textures=[";
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for (const std::string &texture : textures) {
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os << "\"" << texture << "\" ";
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}
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os << "]";
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os << ", colors=[";
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for (const video::SColor &color : colors) {
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os << "\"" << color.getAlpha() << "," << color.getRed() << ","
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<< color.getGreen() << "," << color.getBlue() << "\" ";
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}
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os << "]";
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os << ", spritediv=" << PP2(spritediv);
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os << ", initial_sprite_basepos=" << PP2(initial_sprite_basepos);
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os << ", is_visible=" << is_visible;
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os << ", makes_footstep_sound=" << makes_footstep_sound;
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os << ", automatic_rotate="<< automatic_rotate;
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os << ", backface_culling="<< backface_culling;
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os << ", glow=" << glow;
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os << ", nametag=" << nametag;
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os << ", nametag_color=" << "\"" << nametag_color.getAlpha() << "," << nametag_color.getRed()
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<< "," << nametag_color.getGreen() << "," << nametag_color.getBlue() << "\" ";
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if (nametag_bgcolor)
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os << ", nametag_bgcolor=" << "\"" << nametag_color.getAlpha() << "," << nametag_color.getRed()
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<< "," << nametag_color.getGreen() << "," << nametag_color.getBlue() << "\" ";
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else
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os << ", nametag_bgcolor=null ";
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os << ", selectionbox=" << PP(selectionbox.MinEdge) << "," << PP(selectionbox.MaxEdge);
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os << ", pointable=" << pointable;
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os << ", static_save=" << static_save;
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os << ", eye_height=" << eye_height;
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os << ", zoom_fov=" << zoom_fov;
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os << ", use_texture_alpha=" << use_texture_alpha;
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os << ", damage_texture_modifier=" << damage_texture_modifier;
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os << ", shaded=" << shaded;
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os << ", show_on_minimap=" << show_on_minimap;
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return os.str();
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}
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bool ObjectProperties::validate()
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{
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const char *func = "ObjectProperties::validate(): ";
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bool ret = true;
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// cf. where serializeString16 is used below
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for (u32 i = 0; i < textures.size(); i++) {
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if (textures[i].size() > U16_MAX) {
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warningstream << func << "texture " << (i+1) << " has excessive length, "
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"clearing it." << std::endl;
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textures[i].clear();
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ret = false;
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}
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}
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if (nametag.length() > U16_MAX) {
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warningstream << func << "nametag has excessive length, clearing it." << std::endl;
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nametag.clear();
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ret = false;
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}
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if (infotext.length() > U16_MAX) {
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warningstream << func << "infotext has excessive length, clearing it." << std::endl;
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infotext.clear();
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ret = false;
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}
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if (wield_item.length() > U16_MAX) {
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warningstream << func << "wield_item has excessive length, clearing it." << std::endl;
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wield_item.clear();
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ret = false;
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}
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return ret;
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}
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void ObjectProperties::serialize(std::ostream &os) const
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{
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writeU8(os, 4); // PROTOCOL_VERSION >= 37
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writeU16(os, hp_max);
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writeU8(os, physical);
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writeF32(os, 0.f); // Removed property (weight)
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writeV3F32(os, collisionbox.MinEdge);
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writeV3F32(os, collisionbox.MaxEdge);
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writeV3F32(os, selectionbox.MinEdge);
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writeV3F32(os, selectionbox.MaxEdge);
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writeU8(os, pointable);
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os << serializeString16(visual);
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writeV3F32(os, visual_size);
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writeU16(os, textures.size());
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for (const std::string &texture : textures) {
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os << serializeString16(texture);
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}
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writeV2S16(os, spritediv);
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writeV2S16(os, initial_sprite_basepos);
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writeU8(os, is_visible);
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writeU8(os, makes_footstep_sound);
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writeF32(os, automatic_rotate);
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os << serializeString16(mesh);
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writeU16(os, colors.size());
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for (video::SColor color : colors) {
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writeARGB8(os, color);
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}
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writeU8(os, collideWithObjects);
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writeF32(os, stepheight);
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writeU8(os, automatic_face_movement_dir);
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writeF32(os, automatic_face_movement_dir_offset);
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writeU8(os, backface_culling);
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os << serializeString16(nametag);
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writeARGB8(os, nametag_color);
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writeF32(os, automatic_face_movement_max_rotation_per_sec);
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os << serializeString16(infotext);
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os << serializeString16(wield_item);
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writeS8(os, glow);
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writeU16(os, breath_max);
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writeF32(os, eye_height);
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writeF32(os, zoom_fov);
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writeU8(os, use_texture_alpha);
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os << serializeString16(damage_texture_modifier);
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writeU8(os, shaded);
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writeU8(os, show_on_minimap);
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if (!nametag_bgcolor)
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writeARGB8(os, NULL_BGCOLOR);
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else if (nametag_bgcolor.value().getAlpha() == 0)
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writeARGB8(os, video::SColor(0, 0, 0, 0));
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else
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writeARGB8(os, nametag_bgcolor.value());
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// Add stuff only at the bottom.
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// Never remove anything, because we don't want new versions of this
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}
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void ObjectProperties::deSerialize(std::istream &is)
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{
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int version = readU8(is);
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if (version != 4)
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throw SerializationError("unsupported ObjectProperties version");
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hp_max = readU16(is);
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physical = readU8(is);
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readU32(is); // removed property (weight)
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collisionbox.MinEdge = readV3F32(is);
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collisionbox.MaxEdge = readV3F32(is);
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selectionbox.MinEdge = readV3F32(is);
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selectionbox.MaxEdge = readV3F32(is);
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pointable = readU8(is);
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visual = deSerializeString16(is);
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visual_size = readV3F32(is);
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textures.clear();
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u32 texture_count = readU16(is);
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for (u32 i = 0; i < texture_count; i++){
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textures.push_back(deSerializeString16(is));
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}
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spritediv = readV2S16(is);
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initial_sprite_basepos = readV2S16(is);
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is_visible = readU8(is);
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makes_footstep_sound = readU8(is);
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automatic_rotate = readF32(is);
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mesh = deSerializeString16(is);
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colors.clear();
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u32 color_count = readU16(is);
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for (u32 i = 0; i < color_count; i++){
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colors.push_back(readARGB8(is));
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}
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collideWithObjects = readU8(is);
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stepheight = readF32(is);
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automatic_face_movement_dir = readU8(is);
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automatic_face_movement_dir_offset = readF32(is);
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backface_culling = readU8(is);
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nametag = deSerializeString16(is);
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nametag_color = readARGB8(is);
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automatic_face_movement_max_rotation_per_sec = readF32(is);
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infotext = deSerializeString16(is);
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wield_item = deSerializeString16(is);
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glow = readS8(is);
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breath_max = readU16(is);
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eye_height = readF32(is);
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zoom_fov = readF32(is);
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use_texture_alpha = readU8(is);
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try {
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damage_texture_modifier = deSerializeString16(is);
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u8 tmp = readU8(is);
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if (is.eof())
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return;
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shaded = tmp;
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tmp = readU8(is);
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if (is.eof())
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return;
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show_on_minimap = tmp;
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auto bgcolor = readARGB8(is);
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if (bgcolor != NULL_BGCOLOR)
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nametag_bgcolor = bgcolor;
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else
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nametag_bgcolor = nullopt;
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} catch (SerializationError &e) {}
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}
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