Adds player spawner and greatly improves input identity handling

CMakeLists.txt

@@ -51,7 +51,10 @@ set(SOURCES
         src/utilities/smart_list.h
         src/utilities/vector_utils.hpp
         src/game/world/ITrackable.h
-        src/game/input/input_identity.h)
+        src/game/input/input_identity.h
+        src/utilities/magic_enum.hpp
+        src/game/player/player_spawner.cpp
+        src/game/player/player_spawner.hpp)
 
 set(PHYSICS_00_SOURCES
         src/prototypes/physics_00.cpp)

src/config.h

@@ -3,7 +3,6 @@
 
 #include <SFML/Graphics.hpp>
 #include <map>
-#include "game/input/"
 #include "game/input/input_device_group.h"
 
 #define DEVELOPER_MODE true

src/game/game.cpp

@@ -49,7 +49,10 @@ void Game::drawFrame()
 
     for (auto &gameObject: gameObjects)
     {
-        gameObject->draw(window.get());
+        if (gameObject->isActive)
+        {
+            gameObject->draw(window.get());
+        }
     }
 
     window->display();
@@ -65,28 +68,38 @@ void Game::update()
     // Basic Updates
     for (auto &gameObject: gameObjects)
     {
-        gameObject->update(this);
+        if (gameObject->isActive)
+        {
+            gameObject->update(this);
+        }
     }
 
     // Late updates
     for (auto &gameObject: gameObjects)
     {
-        gameObject->lateUpdate(this);
+        if (gameObject->isActive)
+        {
+            gameObject->lateUpdate(this);
+        }
     }
+
+    InputMapper::getInstance()->updateIdentityEvents();
 }
 
 std::shared_ptr<Game> Game::getInstance()
 {
-    if (singletonInstance == nullptr) {
+    if (singletonInstance == nullptr)
+    {
         throw std::runtime_error("Game instance has to be initialized first.");
     }
 
     return singletonInstance;
 }
 
-std::shared_ptr<Game> Game::constructInstance(const std::shared_ptr<sf::RenderWindow>& window)
+std::shared_ptr<Game> Game::constructInstance(const std::shared_ptr<sf::RenderWindow> &window)
 {
-    if (singletonInstance != nullptr) {
+    if (singletonInstance != nullptr)
+    {
         throw std::runtime_error("Game instance has already been initialized.");
     }
 

src/game/game_object.h

@@ -25,6 +25,7 @@ public:
     {}
 
     TranslatedCoordinates coordinates;
+    bool isActive = true;
 };
 
 #endif //HOLESOME_GAME_OBJECT_H

src/game/input/direction.cpp

@@ -14,6 +14,10 @@ HardDirection Direction::getKeyDirection(sf::Keyboard::Key key)
     map[sf::Keyboard::Down] = HardDirection::DOWN;
     map[sf::Keyboard::Left] = HardDirection::LEFT;
     map[sf::Keyboard::Right] = HardDirection::RIGHT;
+    map[sf::Keyboard::I] = HardDirection::UP;
+    map[sf::Keyboard::K] = HardDirection::DOWN;
+    map[sf::Keyboard::J] = HardDirection::LEFT;
+    map[sf::Keyboard::L] = HardDirection::RIGHT;
 
     if (map.find(key) == map.end())
         return HardDirection::NONE;

src/game/input/input_identity.h

@@ -4,20 +4,23 @@
 #include <set>
 #include "direction.h"
 #include "input_device_group.h"
+#include "key_features.hpp"
+#include "../../utilities/magic_enum.hpp"
 
 
 struct InputIdentity
 {
     Direction direction = Direction();
-    InputDeviceGroup deviceType = InputDeviceGroup::UNKNOWN;
+    InputDeviceGroup deviceGroup = InputDeviceGroup::UNKNOWN;
     unsigned int gamepadId = 0;
-    unsigned int inputOrder = 0;
     bool isActive = true;
 
     explicit InputIdentity(InputDeviceGroup type, unsigned int gamepad = 0)
     {
-        deviceType = type;
+        deviceGroup = type;
         gamepadId = gamepad;
+
+        LOG(INFO) << "Created input identity [" << magic_enum::enum_name(type) << ", gamepad " << gamepadId << "]";
     };
 
     static InputDeviceGroup getDeviceTypeFromEvent(sf::Event event)
@@ -26,13 +29,7 @@ struct InputIdentity
         {
             case sf::Event::KeyPressed:
             case sf::Event::KeyReleased:
-                if (wasd_keys.contains(event.key.code))
-                {
-                    return InputDeviceGroup::KEYBOARD_WASD;
-                } else
-                {
-                    return InputDeviceGroup::KEYBOARD_ARROWS;
-                }
+                return KeyFeatures(event.key.code).deviceGroup;
             case sf::Event::JoystickButtonPressed:
             case sf::Event::JoystickButtonReleased:
             case sf::Event::JoystickConnected:

src/game/input/input_mapper.cpp

@@ -4,10 +4,9 @@
 
 InputMapper::InputMapper()
 {
-    // Initialize identities
-    allIdentity = std::make_shared<InputIdentity>(InputDeviceGroup::ALL);
-    keyboardIdentity = std::make_shared<InputIdentity>(InputDeviceGroup::KEYBOARD);
-    gamepadIdentities = std::map<unsigned int, std::shared_ptr<InputIdentity>>();
+    inputIdentities = std::set<std::shared_ptr<InputIdentity>>();
+    newInputIdentities = std::set<std::shared_ptr<InputIdentity>>();
+    deprecatedInputIdentities = std::set<std::shared_ptr<InputIdentity>>();
 }
 
 
@@ -33,10 +32,10 @@ void InputMapper::processEvents()
                 handleJoystickMovement(event.joystickMove);
                 break;
             case sf::Event::JoystickConnected:
-                addGamepadIdentity(event.joystickConnect.joystickId);
+                getInputIdentity(InputDeviceGroup::GAMEPAD, event.joystickConnect.joystickId);
                 break;
             case sf::Event::JoystickDisconnected:
-                deactivateGamepadIdentity(event.joystickConnect.joystickId);
+                deactivateIdentity(getInputIdentity(InputDeviceGroup::GAMEPAD, event.joystickConnect.joystickId));
                 break;
             default:
                 break;
@@ -54,20 +53,21 @@ void InputMapper::handleKeyPress(sf::Event::KeyEvent event)
     }
 
     // Handle directionVector
-    auto direction = Direction::getKeyDirection(event.code);
-    if (direction != HardDirection::NONE)
+    auto feature = KeyFeatures(event.code);
+    if (feature.deviceGroup != InputDeviceGroup::UNKNOWN)
     {
-        getInputIdentity(InputDeviceGroup::KEYBOARD)->direction.add(direction);
+        getInputIdentity(feature.deviceGroup)->direction.add(feature.hardDirection);
+        return;
     }
 }
 
 void InputMapper::handleKeyRelease(sf::Event::KeyEvent event)
 {
-    // Handle directionVector
-    auto direction = Direction::getKeyDirection(event.code);
-    if (direction != HardDirection::NONE)
+    auto feature = KeyFeatures(event.code);
+    if (feature.deviceGroup != InputDeviceGroup::UNKNOWN)
     {
-        getInputIdentity(InputDeviceGroup::KEYBOARD)->direction.remove(direction);
+        getInputIdentity(feature.deviceGroup)->direction.remove(feature.hardDirection);
+        return;
     }
 }
 
@@ -94,43 +94,40 @@ void InputMapper::handleJoystickMovement(sf::Event::JoystickMoveEvent event)
     }
 }
 
-std::shared_ptr<InputIdentity> InputMapper::getInputIdentity(InputDeviceGroup deviceType, unsigned int gamepadId)
+std::shared_ptr<InputIdentity> InputMapper::getInputIdentity(InputDeviceGroup deviceGroup, unsigned int gamepadId)
 {
-    switch (deviceType)
+    if (deviceGroup == InputDeviceGroup::UNKNOWN)
     {
-        case InputDeviceGroup::KEYBOARD:
-            return keyboardIdentity;
-        case InputDeviceGroup::GAMEPAD:
-            if (!gamepadIdentities.contains(gamepadId))
-            {
-                // Create if it does not exist yet
-                addGamepadIdentity(gamepadId);
-            }
-            return gamepadIdentities[gamepadId];
-        default:
-            return allIdentity;
-    }
-}
-
-void InputMapper::addGamepadIdentity(unsigned int gamepadId)
-{
-    // Exists already?
-    if (gamepadIdentities.contains(gamepadId))
-    {
-        gamepadIdentities[gamepadId]->isActive = true;
-        return;
+        throw std::invalid_argument("InputDeviceGroup cannot be UNKNOWN");
     }
 
-    // Does not exist yet, create new
-    auto newIdentity = std::make_shared<InputIdentity>(InputDeviceGroup::GAMEPAD, gamepadId);
-    gamepadIdentities[gamepadId] = newIdentity;
+    for (auto &identity: inputIdentities)
+    {
+        // Device group must be matched, and gamepad id if it is a gamepad
+        if (identity->deviceGroup == deviceGroup &&
+            (deviceGroup != InputDeviceGroup::GAMEPAD ||
+             identity->gamepadId == gamepadId))
+        {
+            return identity;
+        }
+    }
+
+    // No identity found, create new
+    auto newIdentity = std::make_shared<InputIdentity>(deviceGroup, gamepadId);
+    inputIdentities.insert(newIdentity);
+    newInputIdentities.insert(newIdentity);
+    return newIdentity;
 }
 
-void InputMapper::deactivateGamepadIdentity(unsigned int gamepadId)
+void InputMapper::deactivateIdentity(const std::shared_ptr<InputIdentity> &identity)
 {
-    auto gamepadIdentity = getInputIdentity(InputDeviceGroup::GAMEPAD, gamepadId);
-    gamepadIdentity->isActive = false;
+    LOG(INFO) << "Destroyed input identity [" << magic_enum::enum_name(identity->deviceGroup) << ", gamepad "
+              << identity->gamepadId
+              << "]";
 
+    identity->isActive = false;
+    deprecatedInputIdentities.insert(identity);
+    inputIdentities.erase(identity);
 }
 
 std::shared_ptr<InputMapper> InputMapper::getInstance()
@@ -143,17 +140,13 @@ std::shared_ptr<InputMapper> InputMapper::getInstance()
     return singletonInstance;
 }
 
-std::vector<std::shared_ptr<InputIdentity>> InputMapper::getAllInputIdentities()
+std::set<std::shared_ptr<InputIdentity>> InputMapper::getInputIdentities()
 {
-    std::vector<std::shared_ptr<InputIdentity>> allIdentities;
-
-    allIdentities.push_back(allIdentity);
-    allIdentities.push_back(keyboardIdentity);
-
-    for (auto const &[key, val]: gamepadIdentities)
-    {
-        allIdentities.push_back(val);
-    }
-
-    return allIdentities;
+    return inputIdentities;
+}
+
+void InputMapper::updateIdentityEvents()
+{
+    newInputIdentities.clear();
+    deprecatedInputIdentities.clear();
 }

src/game/input/input_mapper.h

@@ -19,15 +19,20 @@ public:
     static std::shared_ptr<InputMapper> getInstance();
 
     void processEvents();
+    void updateIdentityEvents();
 
-    std::shared_ptr<InputIdentity> getInputIdentity(InputDeviceGroup deviceType, unsigned int gamepadId = 0);
-    std::vector<std::shared_ptr<InputIdentity>> getAllInputIdentities();
+    std::shared_ptr<InputIdentity> getInputIdentity(InputDeviceGroup deviceGroup, unsigned int gamepadId = 0);
+
+    std::set<std::shared_ptr<InputIdentity>> getInputIdentities();
+
+public:
+    std::set<std::shared_ptr<InputIdentity>> newInputIdentities;
+    std::set<std::shared_ptr<InputIdentity>> deprecatedInputIdentities;
 
 private:
     static inline std::shared_ptr<InputMapper> singletonInstance = nullptr;
 
-    std::shared_ptr<InputIdentity> keyboardIdentity;
-    std::map<unsigned int, std::shared_ptr<InputIdentity>> gamepadIdentities;
+    std::set<std::shared_ptr<InputIdentity>> inputIdentities;
 
     void handleKeyPress(sf::Event::KeyEvent event);
 
@@ -35,9 +40,7 @@ private:
 
     void handleJoystickMovement(sf::Event::JoystickMoveEvent event);
 
-    void addGamepadIdentity(unsigned int gamepadId);
-
-    void deactivateGamepadIdentity(unsigned int gamepadId);
+    void deactivateIdentity(const std::shared_ptr<InputIdentity>& identity);
 };
 
 

src/game/input/key_features.hpp

@@ -2,6 +2,7 @@
 #define HOLESOME_KEY_FEATURES_HPP
 
 
+#include <memory>
 #include "direction.h"
 #include "input_identity.h"
 #include "../../config.h"
@@ -13,23 +14,21 @@ struct KeyFeatures
     HardDirection hardDirection = HardDirection::NONE;
     InputDeviceGroup deviceGroup = InputDeviceGroup::UNKNOWN;
 
-    explicit KeyFeatures(sf::Keyboard::Key key);
-};
-
-KeyFeatures::KeyFeatures(sf::Keyboard::Key key)
-{
-    this->key = key;
-    hardDirection = Direction::getKeyDirection(key);
-
-    // Determine device group
-    for (const auto& groupKeys: KEY_GROUPS)
+    explicit KeyFeatures(sf::Keyboard::Key key)
     {
-        if (groupKeys.second.contains(key))
+        this->key = key;
+        hardDirection = Direction::getKeyDirection(key);
+
+        // Determine device group
+        for (const auto &groupKeys: KEY_GROUPS)
         {
-            deviceGroup = groupKeys.first;
-            break;
+            if (groupKeys.second.contains(key))
+            {
+                deviceGroup = groupKeys.first;
+                break;
+            }
         }
     }
-}
+};
 
 #endif //HOLESOME_KEY_FEATURES_HPP

src/game/player/player.cpp

@@ -15,6 +15,11 @@ sf::Vector2f Player::getTrackableSize() const
 
 void Player::update(Game *game)
 {
+    if (!input->isActive) {
+        isActive = false;
+        return;
+    }
+
     auto moveDirection = input->direction.asVector();
     auto moveDelta = moveDirection * 30.0f * FRAME_TIME.asSeconds();
     coordinates.move(moveDelta);

src/game/player/player_spawner.cpp

@@ -0,0 +1,12 @@
+#include "player_spawner.hpp"
+#include "player.hpp"
+
+void PlayerSpawner::update(Game *game)
+{
+    // Create player for new input identities
+    for (auto &inputIdentity: InputMapper::getInstance()->newInputIdentities)
+    {
+        auto player = new Player(inputIdentity, sf::Color::Red, {0, 0});
+        game->addGameObject(player);
+    }
+}

src/game/player/player_spawner.hpp

@@ -0,0 +1,14 @@
+#ifndef HOLESOME_PLAYER_SPAWNER_HPP
+#define HOLESOME_PLAYER_SPAWNER_HPP
+
+
+#include "../game_object.h"
+
+class PlayerSpawner : public GameObject
+{
+public:
+    void update(Game *game) override;
+};
+
+
+#endif //HOLESOME_PLAYER_SPAWNER_HPP

src/main.cpp

@@ -1,10 +1,9 @@
-#include <SFML/Graphics.hpp>
 #include <iostream>
 #include "logging/easylogging++.h"
 #include "game/game_factory.hpp"
 #include "debug/grid_debug_layer.h"
 #include "game/world/world_view.h"
-#include "game/player/player.hpp"
+#include "game/player/player_spawner.hpp"
 
 INITIALIZE_EASYLOGGINGPP
 
@@ -14,12 +13,12 @@ int main(int argc, char *argv[])
 
     auto game = GameFactory::createWindowed("Holesome");
 
-    auto player = new Player(sf::Color::Green, {0, 0});
-
     game->addGameObject(new GridDebugLayer(0, 50, 0, 50));
-    game->addGameObject(player);
-    game->addGameObject(new Player(sf::Color::Blue, {0, 0}));
     game->addGameObject(new WorldView());
+    game->addGameObject(new PlayerSpawner());
 
     game->run();
+
+    InputMapper::getInstance().reset();
+    game.reset();
 }