Merge branch 'feature/9-highlevel-gameplay' into 'develop'

Resolve "Highlevel Gameplay"

Closes #9

See merge request !4

assets/game_assets/blueprints/player.json

@@ -13,5 +13,6 @@
 		"step_time_percentage": 0.2,
 		"off_beat_threshold": 0.2
 	},
-	"Input_controller": {}
+	"Input_controller": {},
+	"Player": {}
 }

src/game_screen.cpp

 #include "game_screen.hpp"
 
 #include "game_engine.hpp"
-#include "level/level_system.hpp"
+#include "gameover_screen.hpp"
+#include "messages.hpp"
 #include "meta_system.hpp"
+#include "win_screen.hpp"
 
 #include <mirrage/renderer/animation_comp.hpp>
 #include <mirrage/renderer/light_comp.hpp>
@@ -46,6 +48,15 @@ namespace phase_shifter {
 					break;
 			}
 		});
+
+		_mailbox.subscribe_to([&](Win_msg& e) {
+			// TODO: fade out...
+			_engine.screens().enter<Win_screen>();
+		});
+		_mailbox.subscribe_to([&](Lose_msg& e) {
+			// TODO: fade out...
+			_engine.screens().enter<Gameover_screen>();
+		});
 	}
 	Game_screen::~Game_screen() noexcept = default;
 
@@ -53,8 +64,6 @@ namespace phase_shifter {
 	{
 		_meta_system.shrink_to_fit();
 		_mailbox.enable();
-
-		_meta_system.level_system().load("dummy");
 	}
 
 	void Game_screen::_on_leave(mirrage::util::maybe<Screen&>) { _mailbox.disable(); }

src/gameover_screen.cpp

+#include "gameover_screen.hpp"
+
+#include "game_engine.hpp"
+#include "game_screen.hpp"
+#include "sync_screen.hpp"
+
+#include <mirrage/gui/gui.hpp>
+#include <mirrage/input/input_manager.hpp>
+#include <mirrage/renderer/pass/clear_pass.hpp>
+#include <mirrage/utils/log.hpp>
+#include <mirrage/utils/maybe.hpp>
+
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
+#include <chrono>
+#include <cstdlib>
+#include <iomanip>
+#include <sstream>
+#include <thread>
+
+
+
+namespace phase_shifter {
+	using namespace mirrage;
+	using namespace ecs::components;
+	using namespace mirrage::input;
+	using namespace mirrage::util::unit_literals;
+	using namespace graphic;
+
+
+	Gameover_screen::Gameover_screen(Engine& engine)
+	  : Screen(engine)
+	  , _mailbox(engine.bus())
+	  , _renderer(dynamic_cast<Game_engine&>(engine).renderer_factory().create_renderer(
+	            mirrage::util::nothing, {renderer::render_pass_id_of<renderer::Clear_pass_factory>()}))
+	{
+		_mailbox.subscribe_to([&](Once_action& e) {
+			switch(e.id) {
+				case "quit"_strid:
+					// TODO: show pause menu, instead
+					_engine.screens().leave();
+					break;
+			}
+		});
+	}
+	Gameover_screen::~Gameover_screen() noexcept = default;
+
+	void Gameover_screen::_on_enter(mirrage::util::maybe<Screen&>) { _mailbox.enable(); }
+
+	void Gameover_screen::_on_leave(mirrage::util::maybe<Screen&>) { _mailbox.disable(); }
+
+	void Gameover_screen::_update(mirrage::util::Time dt)
+	{
+		std::this_thread::sleep_for(std::chrono::milliseconds(8));
+		_mailbox.update_subscriptions();
+		_renderer->update(dt);
+	}
+
+	void Gameover_screen::_draw()
+	{
+		_renderer->draw(); //< clear screen
+
+		ImGui::PositionNextWindow(
+		        glm::vec2(500, 500), ImGui::WindowPosition_X::center, ImGui::WindowPosition_Y::center);
+		if(ImGui::Begin("Gameover")) {
+			ImGui::TextUnformatted("TODO");
+			if(ImGui::Button("Start")) {
+				_engine.screens().enter<Game_screen>();
+			}
+			if(ImGui::Button("Sync")) {
+				_engine.screens().enter<Sync_screen>();
+			}
+			if(ImGui::Button("Quit")) {
+				_engine.screens().leave();
+			}
+		}
+		ImGui::End();
+	}
+
+} // namespace phase_shifter

src/gameover_screen.hpp

+#pragma once
+
+#include <mirrage/engine.hpp>
+#include <mirrage/gui/gui.hpp>
+#include <mirrage/renderer/deferred_renderer.hpp>
+#include <mirrage/utils/console_command.hpp>
+#include <mirrage/utils/maybe.hpp>
+
+
+namespace phase_shifter {
+
+	class Gameover_screen : public mirrage::Screen {
+	  public:
+		Gameover_screen(mirrage::Engine& engine);
+		~Gameover_screen() noexcept override;
+
+		auto name() const -> std::string override { return "Gameover"; }
+
+	  protected:
+		void _update(mirrage::util::Time delta_time) override;
+		void _draw() override;
+
+		void _on_enter(mirrage::util::maybe<Screen&> prev) override;
+		void _on_leave(mirrage::util::maybe<Screen&> next) override;
+
+		auto _prev_screen_policy() const noexcept -> mirrage::Prev_screen_policy override
+		{
+			return mirrage::Prev_screen_policy::discard;
+		}
+
+	  protected:
+		mirrage::util::Mailbox_collection                     _mailbox;
+		std::unique_ptr<mirrage::renderer::Deferred_renderer> _renderer;
+	};
+
+} // namespace phase_shifter

src/gameplay/beat_system.cpp

 #include "beat_system.hpp"
 
+#include "../messages.hpp"
+
 #include <mirrage/utils/log.hpp>
 
 namespace phase_shifter::gameplay {
@@ -8,16 +10,25 @@ namespace phase_shifter::gameplay {
 		constexpr auto beat_time = 1.f;
 	}
 
+	Beat_system::Beat_system(mirrage::util::Message_bus& bus) : _bus(bus) {}
+
 	void Beat_system::update(mirrage::util::Time dt)
 	{
 		_acc += dt.value();
 		auto beat = _acc >= beat_time;
 		if(beat) {
+			_state.beats_left--;
 			LOG(plog::debug) << "beat";
 			_acc = 0;
+
+			if(_state.beats_left == 0) {
+				_bus.send<Lose_msg>();
+			}
 		}
 
-		_state = {beat, _acc, beat_time - _acc, beat_time};
+		_state = {beat, _acc, beat_time - _acc, beat_time, _state.beats_left};
 	}
 
+	void Beat_system::decrease_beats_left(int count) { _state.beats_left -= count; }
+
 } // namespace phase_shifter::gameplay

src/gameplay/beat_system.hpp

 #pragma once
 
+#include <mirrage/utils/messagebus.hpp>
 #include <mirrage/utils/units.hpp>
 
 namespace phase_shifter::gameplay {
@@ -9,20 +10,25 @@ namespace phase_shifter::gameplay {
 		float time_since_beat = 0.f;
 		float time_to_beat    = 0.f;
 		float avg_beat_time   = 1.f;
+
+		int beats_left = 999.f;
 	};
 
 	// TODO: replace placeholder logic with actual beat detection
 	class Beat_system {
 	  public:
-		Beat_system() = default;
+		Beat_system(mirrage::util::Message_bus&);
 
 		void update(mirrage::util::Time);
 
 		auto beat_state() const { return _state; }
 
+		void decrease_beats_left(int count);
+
 	  private:
-		Beat_state _state;
-		float      _acc = 0.f;
+		mirrage::util::Message_bus& _bus;
+		Beat_state                  _state;
+		float                       _acc = 0.f;
 	};
 
 } // namespace phase_shifter::gameplay

src/gameplay/combat_system.cpp

+#include "combat_system.hpp"
+
+#include "player_comp.hpp"
+
+
+namespace phase_shifter::gameplay {
+
+	namespace {
+		constexpr auto damage_beat_penalty = 10;
+	}
+
+	Combat_system::Combat_system(mirrage::util::Message_bus&   bus,
+	                             mirrage::ecs::Entity_manager& ecs,
+	                             Beat_system&                  beats)
+	  : _mailbox(bus), _ecs(ecs), _beat_system(beats)
+	{
+		_ecs.register_component_type<Player_comp>();
+
+		_mailbox.subscribe_to([&](Damaged_msg& e) {
+			_ecs.get(e.entity).process([&](auto& entity) {
+				entity.process([&](Player_comp&) { _beat_system.decrease_beats_left(damage_beat_penalty); });
+			});
+		});
+	}
+
+	void Combat_system::update(mirrage::util::Time)
+	{
+		_mailbox.update_subscriptions();
+		// TODO
+	}
+
+} // namespace phase_shifter::gameplay

src/gameplay/combat_system.hpp

+#pragma once
+
+#include "beat_system.hpp"
+
+#include <mirrage/ecs/entity_handle.hpp>
+#include <mirrage/utils/messagebus.hpp>
+#include <mirrage/utils/units.hpp>
+
+namespace mirrage::ecs {
+	class Entity_manager;
+}
+
+namespace phase_shifter::gameplay {
+
+	struct Damaged_msg {
+		mirrage::ecs::Entity_handle entity;
+	};
+
+
+	class Combat_system {
+	  public:
+		Combat_system(mirrage::util::Message_bus&, mirrage::ecs::Entity_manager&, Beat_system&);
+
+		void update(mirrage::util::Time);
+
+	  private:
+		mirrage::util::Mailbox_collection _mailbox;
+		mirrage::ecs::Entity_manager&     _ecs;
+		Beat_system&                      _beat_system;
+	};
+
+} // namespace phase_shifter::gameplay

src/gameplay/movement_system.cpp

 #include "movement_system.hpp"
 
 #include "beat_system.hpp"
+#include "combat_system.hpp"
 #include "movement_comp.hpp"
 
 #include <mirrage/ecs/components/transform_comp.hpp>
@@ -12,8 +13,10 @@ namespace phase_shifter::gameplay {
 
 	using mirrage::ecs::components::Transform_comp;
 
-	Movement_system::Movement_system(mirrage::ecs::Entity_manager& ecs, const Beat_system& beat_system)
-	  : _ecs(ecs), _beat_system(beat_system)
+	Movement_system::Movement_system(mirrage::util::Message_bus&   bus,
+	                                 mirrage::ecs::Entity_manager& ecs,
+	                                 const Beat_system&            beat_system)
+	  : _bus(bus), _ecs(ecs), _beat_system(beat_system)
 	{
 		_ecs.register_component_type<Movement_comp>();
 	}
@@ -28,13 +31,13 @@ namespace phase_shifter::gameplay {
 			}
 
 
-			if(move.move && move.beats_since_move >= move.beats_per_step
-			   && (beat.beat || move.off_beat_threshold > 0.0001f)) {
 
-				move.move = false;
+			auto allowed = (beat.beat || beat.time_since_beat <= move.off_beat_threshold
+			                || beat.time_to_beat <= move.off_beat_threshold)
+			               && move.beats_since_move >= move.beats_per_step;
 
-				auto allowed = beat.beat || beat.time_since_beat <= move.off_beat_threshold
-				               || beat.time_to_beat <= move.off_beat_threshold;
+			if(move.move && (allowed || move.off_beat_threshold > 0.0001f)) {
+				move.move = false;
 
 				if(allowed) {
 					auto aim_len = glm::length(move.aim);
@@ -48,7 +51,7 @@ namespace phase_shifter::gameplay {
 					}
 
 				} else {
-					// TODO: damage
+					_bus.send<Damaged_msg>(transform.owner_handle());
 					LOG(plog::debug) << "miss";
 				}
 			}

src/gameplay/movement_system.hpp

 #pragma once
 
+#include <mirrage/utils/messagebus.hpp>
 #include <mirrage/utils/units.hpp>
 
 namespace mirrage::ecs {
@@ -12,11 +13,12 @@ namespace phase_shifter::gameplay {
 
 	class Movement_system {
 	  public:
-		Movement_system(mirrage::ecs::Entity_manager&, const Beat_system&);
+		Movement_system(mirrage::util::Message_bus&, mirrage::ecs::Entity_manager&, const Beat_system&);
 
 		void update(mirrage::util::Time);
 
 	  private:
+		mirrage::util::Message_bus&   _bus;
 		mirrage::ecs::Entity_manager& _ecs;
 		const Beat_system&            _beat_system;
 	};

src/gameplay/player_comp.cpp

+#include "player_comp.hpp"

src/gameplay/player_comp.hpp

+#pragma once
+
+#include <mirrage/ecs/ecs.hpp>
+#include <mirrage/utils/sf2_glm.hpp>
+#include <mirrage/utils/units.hpp>
+
+
+namespace phase_shifter::gameplay {
+
+	struct Player_comp : public mirrage::ecs::Stateless_tag_component<Player_comp> {
+		static constexpr const char* name() { return "Player"; }
+		using Stateless_tag_component::Stateless_tag_component;
+	};
+
+} // namespace phase_shifter::gameplay

src/input/input_system.cpp

@@ -11,7 +11,7 @@ using namespace mirrage::input;
 namespace phase_shifter::input {
 
 	namespace {
-		constexpr auto key_move_delay = 0.04f;
+		constexpr auto key_move_delay = 0.01f;
 	}
 
 	Input_system::Input_system(mirrage::util::Message_bus& bus, mirrage::ecs::Entity_manager& ecs)

src/intro_screen.cpp

+#include "intro_screen.hpp"
+
+#include "game_engine.hpp"
+#include "game_screen.hpp"
+#include "sync_screen.hpp"
+
+#include <mirrage/gui/gui.hpp>
+#include <mirrage/input/input_manager.hpp>
+#include <mirrage/renderer/pass/clear_pass.hpp>
+#include <mirrage/utils/log.hpp>
+#include <mirrage/utils/maybe.hpp>
+
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
+#include <chrono>
+#include <cstdlib>
+#include <iomanip>
+#include <sstream>
+#include <thread>
+
+
+
+namespace phase_shifter {
+	using namespace mirrage;
+	using namespace ecs::components;
+	using namespace mirrage::input;
+	using namespace mirrage::util::unit_literals;
+	using namespace graphic;
+
+
+	Intro_screen::Intro_screen(Engine& engine)
+	  : Screen(engine)
+	  , _mailbox(engine.bus())
+	  , _renderer(dynamic_cast<Game_engine&>(engine).renderer_factory().create_renderer(
+	            mirrage::util::nothing, {renderer::render_pass_id_of<renderer::Clear_pass_factory>()}))
+	{
+		_mailbox.subscribe_to([&](Once_action& e) {
+			switch(e.id) {
+				case "quit"_strid:
+					// TODO: show pause menu, instead
+					_engine.screens().leave();
+					break;
+			}
+		});
+	}
+	Intro_screen::~Intro_screen() noexcept = default;
+
+	void Intro_screen::_on_enter(mirrage::util::maybe<Screen&>) { _mailbox.enable(); }
+
+	void Intro_screen::_on_leave(mirrage::util::maybe<Screen&>) { _mailbox.disable(); }
+
+	void Intro_screen::_update(mirrage::util::Time dt)
+	{
+		std::this_thread::sleep_for(std::chrono::milliseconds(8));
+		_mailbox.update_subscriptions();
+		_renderer->update(dt);
+	}
+
+	void Intro_screen::_draw()
+	{
+		_renderer->draw(); //< clear screen
+
+		ImGui::PositionNextWindow(
+		        glm::vec2(500, 500), ImGui::WindowPosition_X::center, ImGui::WindowPosition_Y::center);
+		if(ImGui::Begin("Intro")) {
+			ImGui::TextUnformatted("TODO");
+			if(ImGui::Button("Start")) {
+				_engine.screens().enter<Game_screen>();
+			}
+			if(ImGui::Button("Sync")) {
+				_engine.screens().enter<Sync_screen>();
+			}
+			if(ImGui::Button("Quit")) {
+				_engine.screens().leave();
+			}
+		}
+		ImGui::End();
+	}
+
+} // namespace phase_shifter

src/intro_screen.hpp

+#pragma once
+
+#include <mirrage/engine.hpp>
+#include <mirrage/gui/gui.hpp>
+#include <mirrage/renderer/deferred_renderer.hpp>
+#include <mirrage/utils/console_command.hpp>
+#include <mirrage/utils/maybe.hpp>
+
+
+namespace phase_shifter {
+
+	class Intro_screen : public mirrage::Screen {
+	  public:
+		Intro_screen(mirrage::Engine& engine);
+		~Intro_screen() noexcept override;
+
+		auto name() const -> std::string override { return "Gameover"; }
+
+	  protected:
+		void _update(mirrage::util::Time delta_time) override;
+		void _draw() override;
+
+		void _on_enter(mirrage::util::maybe<Screen&> prev) override;
+		void _on_leave(mirrage::util::maybe<Screen&> next) override;
+
+		auto _prev_screen_policy() const noexcept -> mirrage::Prev_screen_policy override
+		{
+			return mirrage::Prev_screen_policy::discard;
+		}
+
+	  protected:
+		mirrage::util::Mailbox_collection                     _mailbox;
+		std::unique_ptr<mirrage::renderer::Deferred_renderer> _renderer;
+	};
+
+} // namespace phase_shifter

src/main.cpp

@@ -9,6 +9,10 @@
 
 #include "game_engine.hpp"
 #include "game_screen.hpp"
+#include "gameover_screen.hpp"
+#include "intro_screen.hpp"
+#include "sync_screen.hpp"
+#include "win_screen.hpp"
 
 #include <mirrage/info.hpp>
 
@@ -25,8 +29,8 @@
 #include <exception>
 #include <iostream>
 
-using namespace mirrage; // import engine namespace
-using namespace phase_shifter;   // import game namespace
+using namespace mirrage;       // import engine namespace
+using namespace phase_shifter; // import game namespace
 using namespace std::string_literals;
 
 
@@ -145,6 +149,14 @@ namespace {
 
 		global_commands->add("screen.enter.game | Enters the game screen",
 		                     [&]() { engine->screens().enter<Game_screen>(); });
+		global_commands->add("screen.enter.gameover | Enters the gameover screen",
+		                     [&]() { engine->screens().enter<Gameover_screen>(); });
+		global_commands->add("screen.enter.intro | Enters the intro screen",
+		                     [&]() { engine->screens().enter<Intro_screen>(); });
+		global_commands->add("screen.enter.sync | Enters the sync screen",
+		                     [&]() { engine->screens().enter<Sync_screen>(); });
+		global_commands->add("screen.enter.win | Enters the win screen",
+		                     [&]() { engine->screens().enter<Win_screen>(); });
 
 		if(argc > 1 && argv[1] == "game"s)
 			engine->screens().enter<Game_screen>();

src/messages.hpp

+#pragma once
+
+
+namespace phase_shifter {
+
+	struct Win_msg {
+	};
+	struct Lose_msg {
+	};
+
+} // namespace phase_shifter

src/meta_system.cpp

@@ -4,6 +4,7 @@
 #include "game_engine.hpp"
 #include "gameplay/beat_system.hpp"
 #include "gameplay/camera_system.hpp"
+#include "gameplay/combat_system.hpp"
 #include "gameplay/movement_system.hpp"
 #include "helper/attachment_system.hpp"
 #include "input/input_system.hpp"
@@ -28,9 +29,10 @@ namespace phase_shifter {
 	  , _audio()
 	  , _renderer(engine.renderer_factory().create_renderer(_entities, engine.render_pass_mask()))
 	  , _model_loading(std::make_unique<renderer::Loading_system>(_entities, engine.assets()))
-	  , _beat_system(std::make_unique<gameplay::Beat_system>())
-	  , _movement_system(std::make_unique<gameplay::Movement_system>(_entities, *_beat_system))
+	  , _beat_system(std::make_unique<gameplay::Beat_system>(engine.bus()))
+	  , _movement_system(std::make_unique<gameplay::Movement_system>(engine.bus(), _entities, *_beat_system))
 	  , _input_system(std::make_unique<input::Input_system>(engine.bus(), _entities))
+	  , _combat_system(std::make_unique<gameplay::Combat_system>(engine.bus(), _entities, *_beat_system))
 	  , _attachment_system(std::make_unique<helper::Attachment_system>(_entities))
 	  , _hud_system(std::make_unique<ui::Hud_system>(engine.gui(), _entities, *_beat_system))
 	  , _level_system(std::make_unique<level::Level_system>(_entities, engine.assets()))
@@ -88,6 +90,9 @@ namespace phase_shifter {
 		        .rotation(sun_dir)
 		        .position(glm::rotate(sun_dir, glm::vec3(0, 0, 1)) * 40.f)
 		        .create();
+
+
+		_level_system->load("dummy");
 	}
 
 	Meta_system::~Meta_system()
@@ -103,6 +108,7 @@ namespace phase_shifter {
 		_beat_system->update(dt);
 		_input_system->update(dt);
 		_movement_system->update(dt);
+		_combat_system->update(dt);
 		_camera_system->update(dt);
 
 		_attachment_system->update(dt);

src/meta_system.hpp

@@ -23,6 +23,7 @@ namespace phase_shifter {
 		class Beat_system;