debug-controls.cpp

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/*
 * Copyright (C) 2023  Christopher J. Howard
 *
 * This file is part of Antkeeper source code.
 *
 * Antkeeper source code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Antkeeper source code 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Antkeeper source code.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "game/controls.hpp"
#include "game/systems/astronomy-system.hpp"
#include "game/world.hpp"
 
void setup_debug_controls(::game& ctx)
{
    // Toggle debug UI
    ctx.event_subscriptions.emplace_back
    (
        ctx.toggle_debug_ui_action.get_activated_channel().subscribe
        (
            [&](const auto& event)
            {
                ctx.debug_ui_visible = !ctx.debug_ui_visible;
                if (ctx.debug_ui_visible)
                {
                    ctx.ui_scene->add_object(*ctx.frame_time_text);
                }
                else
                {
                    ctx.ui_scene->remove_object(*ctx.frame_time_text);
                }
            }
        )
    );
    
    ctx.event_subscriptions.emplace_back
    (
        ctx.input_manager->get_event_dispatcher().subscribe<input::mouse_moved_event>
        (
            [&](const auto& event)
            {
                if (ctx.adjust_time_action.is_active())
                {
                    const double sensitivity = 1.0 / static_cast<double>(ctx.window->get_viewport_size().x());
                    const double t = ctx.astronomy_system->get_time();
                    ::world::set_time(ctx, t + static_cast<double>(event.difference.x()) * sensitivity);
                }
                
                if (ctx.adjust_exposure_action.is_active())
                {
                    scene::camera* camera{};
                    if (ctx.active_scene == ctx.surface_scene.get())
                    {
                        camera = ctx.surface_camera.get();
                    }
                    else if (ctx.active_scene == ctx.underground_scene.get())
                    {
                        camera = ctx.underground_camera.get();
                    }
                    
                    if (camera)
                    {
                        const float sensitivity = 8.0f / static_cast<float>(ctx.window->get_viewport_size().y());
                        ctx.surface_camera->set_exposure_value(ctx.surface_camera->get_exposure_value() + static_cast<float>(event.difference.y()) * sensitivity);
                    }
                }
            }
        )
    );
}
 
void enable_debug_controls(::game& ctx)
{
    ctx.debug_action_map.enable();
}
 
void disable_debug_controls(::game& ctx)
{
    ctx.debug_action_map.disable();
    ctx.toggle_debug_ui_action.reset();
    ctx.adjust_exposure_action.reset();
    ctx.adjust_time_action.reset();
}