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// Copyright 2021 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "InputCommon/DynamicInputTextures/DITSpecification.h"
#include <fmt/format.h>
#include "Common/FileUtil.h"
#include "Common/IOFile.h"
#include "Common/Logging/Log.h"
#include "Core/ConfigManager.h"
namespace InputCommon::DynamicInputTextures
{
bool ProcessSpecificationV1(picojson::value& root, std::vector<Data>& input_textures,
const std::string& base_path, const std::string& json_file)
{
const picojson::value& output_textures_json = root.get("output_textures");
if (!output_textures_json.is<picojson::object>())
{
ERROR_LOG_FMT(
VIDEO,
"Failed to load dynamic input json file '{}' because 'output_textures' is missing or "
"was not of type object",
json_file);
return false;
}
const picojson::value& preserve_aspect_ratio_json = root.get("preserve_aspect_ratio");
bool preserve_aspect_ratio = true;
if (preserve_aspect_ratio_json.is<bool>())
{
preserve_aspect_ratio = preserve_aspect_ratio_json.get<bool>();
}
const picojson::value& generated_folder_name_json = root.get("generated_folder_name");
const std::string& game_id = SConfig::GetInstance().GetGameID();
std::string generated_folder_name = fmt::format("{}_Generated", game_id);
if (generated_folder_name_json.is<std::string>())
{
generated_folder_name = generated_folder_name_json.get<std::string>();
}
const picojson::value& default_host_controls_json = root.get("default_host_controls");
picojson::object default_host_controls;
if (default_host_controls_json.is<picojson::object>())
{
default_host_controls = default_host_controls_json.get<picojson::object>();
}
const auto output_textures = output_textures_json.get<picojson::object>();
for (auto& [name, data] : output_textures)
{
Data texture_data;
texture_data.m_hires_texture_name = name;
// Required fields
const picojson::value& image = data.get("image");
const picojson::value& emulated_controls = data.get("emulated_controls");
if (!image.is<std::string>() || !emulated_controls.is<picojson::object>())
{
ERROR_LOG_FMT(VIDEO,
"Failed to load dynamic input json file '{}' because required fields "
"'image', or 'emulated_controls' are either "
"missing or the incorrect type",
json_file);
return false;
}
texture_data.m_image_name = image.to_str();
texture_data.m_preserve_aspect_ratio = preserve_aspect_ratio;
texture_data.m_generated_folder_name = generated_folder_name;
const std::string image_full_path = base_path + texture_data.m_image_name;
if (!File::Exists(image_full_path))
{
ERROR_LOG_FMT(VIDEO,
"Failed to load dynamic input json file '{}' because the image '{}' "
"could not be loaded",
json_file, image_full_path);
return false;
}
const auto& emulated_controls_json = emulated_controls.get<picojson::object>();
for (auto& [emulated_controller_name, map] : emulated_controls_json)
{
if (!map.is<picojson::object>())
{
ERROR_LOG_FMT(VIDEO,
"Failed to load dynamic input json file '{}' because 'emulated_controls' "
"map key '{}' is incorrect type. Expected map ",
json_file, emulated_controller_name);
return false;
}
auto& key_to_regions = texture_data.m_emulated_controllers[emulated_controller_name];
for (auto& [emulated_control, regions_array] : map.get<picojson::object>())
{
if (!regions_array.is<picojson::array>())
{
ERROR_LOG_FMT(
VIDEO,
"Failed to load dynamic input json file '{}' because emulated controller '{}' "
"key '{}' has incorrect value type. Expected array ",
json_file, emulated_controller_name, emulated_control);
return false;
}
std::vector<Rect> region_rects;
for (auto& region : regions_array.get<picojson::array>())
{
Rect r;
if (!region.is<picojson::array>())
{
ERROR_LOG_FMT(
VIDEO,
"Failed to load dynamic input json file '{}' because emulated controller '{}' "
"key '{}' has a region with the incorrect type. Expected array ",
json_file, emulated_controller_name, emulated_control);
return false;
}
auto region_offsets = region.get<picojson::array>();
if (region_offsets.size() != 4)
{
ERROR_LOG_FMT(
VIDEO,
"Failed to load dynamic input json file '{}' because emulated controller '{}' "
"key '{}' has a region that does not have 4 offsets (left, top, right, "
"bottom).",
json_file, emulated_controller_name, emulated_control);
return false;
}
if (!std::ranges::all_of(region_offsets, &picojson::value::is<double>))
{
ERROR_LOG_FMT(
VIDEO,
"Failed to load dynamic input json file '{}' because emulated controller '{}' "
"key '{}' has a region that has the incorrect offset type.",
json_file, emulated_controller_name, emulated_control);
return false;
}
r.left = static_cast<u32>(region_offsets[0].get<double>());
r.top = static_cast<u32>(region_offsets[1].get<double>());
r.right = static_cast<u32>(region_offsets[2].get<double>());
r.bottom = static_cast<u32>(region_offsets[3].get<double>());
region_rects.push_back(r);
}
key_to_regions.insert_or_assign(emulated_control, std::move(region_rects));
}
}
// Default to the default controls but overwrite if the creator
// has provided something specific
picojson::object host_controls = default_host_controls;
const picojson::value& host_controls_json = data.get("host_controls");
if (host_controls_json.is<picojson::object>())
{
host_controls = host_controls_json.get<picojson::object>();
}
if (host_controls.empty())
{
ERROR_LOG_FMT(VIDEO,
"Failed to load dynamic input json file '{}' because field "
"'host_controls' is missing ",
json_file);
return false;
}
for (auto& [host_device, map] : host_controls)
{
if (!map.is<picojson::object>())
{
ERROR_LOG_FMT(VIDEO,
"Failed to load dynamic input json file '{}' because 'host_controls' "
"map key '{}' is incorrect type ",
json_file, host_device);
return false;
}
auto& host_control_to_imagename = texture_data.m_host_devices[host_device];
for (auto& [host_control, image_name] : map.get<picojson::object>())
{
host_control_to_imagename.insert_or_assign(host_control, image_name.to_str());
}
}
input_textures.emplace_back(std::move(texture_data));
}
return true;
}
} // namespace InputCommon::DynamicInputTextures
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