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/*
Minetest
Copyright (C) 2020 Hugues Ross <hugues.ross@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 "texture_override.h"
#include "log.h"
#include "util/string.h"
#include <algorithm>
#include <fstream>
TextureOverrideSource::TextureOverrideSource(std::string filepath)
{
std::ifstream infile(filepath.c_str());
std::string line;
int line_index = 0;
while (std::getline(infile, line)) {
line_index++;
// Also trim '\r' on DOS-style files
line = trim(line);
// Ignore empty lines and comments
if (line.empty() || line[0] == '#')
continue;
std::vector<std::string> splitted = str_split(line, ' ');
if (splitted.size() != 3) {
warningstream << filepath << ":" << line_index
<< " Syntax error in texture override \"" << line
<< "\": Expected 3 arguments, got " << splitted.size()
<< std::endl;
continue;
}
TextureOverride texture_override = {};
texture_override.id = splitted[0];
texture_override.texture = splitted[2];
// Parse the target mask
std::vector<std::string> targets = str_split(splitted[1], ',');
for (const std::string &target : targets) {
if (target == "top")
texture_override.target |= static_cast<u8>(OverrideTarget::TOP);
else if (target == "bottom")
texture_override.target |= static_cast<u8>(OverrideTarget::BOTTOM);
else if (target == "left")
texture_override.target |= static_cast<u8>(OverrideTarget::LEFT);
else if (target == "right")
texture_override.target |= static_cast<u8>(OverrideTarget::RIGHT);
else if (target == "front")
texture_override.target |= static_cast<u8>(OverrideTarget::FRONT);
else if (target == "back")
texture_override.target |= static_cast<u8>(OverrideTarget::BACK);
else if (target == "inventory")
texture_override.target |= static_cast<u8>(OverrideTarget::INVENTORY);
else if (target == "wield")
texture_override.target |= static_cast<u8>(OverrideTarget::WIELD);
else if (target == "sides")
texture_override.target |= static_cast<u8>(OverrideTarget::SIDES);
else if (target == "all" || target == "*")
texture_override.target |= static_cast<u8>(OverrideTarget::ALL_FACES);
else {
// Report invalid target
warningstream << filepath << ":" << line_index
<< " Syntax error in texture override \"" << line
<< "\": Unknown target \"" << target << "\""
<< std::endl;
}
}
// If there are no valid targets, skip adding this override
if (texture_override.target == static_cast<u8>(OverrideTarget::INVALID)) {
continue;
}
m_overrides.push_back(texture_override);
}
}
//! Get all overrides that apply to item definitions
std::vector<TextureOverride> TextureOverrideSource::getItemTextureOverrides()
{
std::vector<TextureOverride> found_overrides;
for (const TextureOverride &texture_override : m_overrides) {
if (texture_override.hasTarget(OverrideTarget::ITEM_TARGETS))
found_overrides.push_back(texture_override);
}
return found_overrides;
}
//! Get all overrides that apply to node definitions
std::vector<TextureOverride> TextureOverrideSource::getNodeTileOverrides()
{
std::vector<TextureOverride> found_overrides;
for (const TextureOverride &texture_override : m_overrides) {
if (texture_override.hasTarget(OverrideTarget::ALL_FACES))
found_overrides.push_back(texture_override);
}
return found_overrides;
}
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