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- // SuperTux
- // Copyright (C) 2020 A. Semphris <semphris@protonmail.com>
- //
- // This program 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.
- //
- // 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 General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program. If not, see <http://www.gnu.org/licenses/>.
- #ifndef HEADER_SUPERTUX_OBJECT_RAIN_PARTICLE_SYSTEM_HPP
- #define HEADER_SUPERTUX_OBJECT_RAIN_PARTICLE_SYSTEM_HPP
- #include "math/easing.hpp"
- #include "object/particlesystem_interactive.hpp"
- #include "scripting/rain.hpp"
- #include "video/surface_ptr.hpp"
- class RainParticleSystem final :
- public ParticleSystem_Interactive,
- public ExposedObject<RainParticleSystem, scripting::Rain>
- {
- public:
- RainParticleSystem();
- RainParticleSystem(const ReaderMapping& reader);
- ~RainParticleSystem() override;
- virtual void draw(DrawingContext& context) override;
- void init();
- virtual void update(float dt_sec) override;
- static std::string class_name() { return "particles-rain"; }
- virtual std::string get_class_name() const override { return class_name(); }
- static std::string display_name() { return _("Rain Particles"); }
- virtual std::string get_display_name() const override { return display_name(); }
- virtual ObjectSettings get_settings() override;
- void fade_speed(float new_speed, float fade_time);
- void fade_angle(float new_angle, float fade_time, easing ease_func);
- void fade_amount(float new_amount, float fade_time);
- virtual const std::string get_icon_path() const override {
- return "images/engine/editor/rain.png";
- }
- // Minimum and maximum multiplier for the amount of particles (intensity)
- static float constexpr const max_amount = 5.0f;
- static float constexpr const min_amount = 0.1f;
- // Minimum value of m_current_amount for the fog to be > 0
- static float constexpr const fog_start_amount = 1.0f;
- // When m_current_amount == max_amount, fog is this value
- static float constexpr const fog_max_value = 0.6f;
- virtual void expose(HSQUIRRELVM vm, SQInteger table_idx) override {
- ExposedObject<RainParticleSystem, scripting::Rain>::expose(vm, table_idx);
- }
- virtual void unexpose(HSQUIRRELVM vm, SQInteger table_idx) override {
- ExposedObject<RainParticleSystem, scripting::Rain>::unexpose(vm, table_idx);
- }
- private:
- void set_amount(float amount);
- void set_angle(float angle);
- private:
- class RainParticle : public Particle
- {
- public:
- float speed;
- RainParticle() :
- speed()
- {}
- };
- SurfacePtr rainimages[2];
- float m_current_speed;
- float m_target_speed;
- float m_speed_fade_time_remaining;
- float m_begin_angle;
- float m_current_angle;
- float m_target_angle;
- float m_angle_fade_time_remaining;
- float m_angle_fade_time_total;
- easing m_angle_easing;
- float m_current_amount;
- float m_target_amount;
- float m_amount_fade_time_remaining;
-
- float m_current_real_amount;
- private:
- RainParticleSystem(const RainParticleSystem&) = delete;
- RainParticleSystem& operator=(const RainParticleSystem&) = delete;
- };
- #endif
- /* EOF */
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