Move UserInput implementation to user_input.cpp
This commit is contained in:
Jan Mrna
parent
e31a45b229
commit
1941c4c29a
@ -3,7 +3,7 @@ all: test pathfinding
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# TODO linter?
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pathfinding:
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g++ -Wall -ggdb3 -lSDL3 -lSDL3_image -std=c++23 -lGLEW -lGL -o pathfinding src/main.cpp src/sprite.cpp src/entities.cpp src/gameloop.cpp src/map.cpp src/pathfindingdemo.cpp src/tile.cpp
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g++ -Wall -ggdb3 -lSDL3 -lSDL3_image -std=c++23 -lGLEW -lGL -o pathfinding src/main.cpp src/sprite.cpp src/entities.cpp src/gameloop.cpp src/map.cpp src/pathfindingdemo.cpp src/tile.cpp src/user_input.cpp
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test: src/test.cpp src/array.hpp
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g++ -Wall -Wextra -Wpedantic -ggdb3 -std=c++23 -lgtest -o test src/test.cpp
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@ -0,0 +1,91 @@
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#include <SDL3/SDL.h>
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#include <expected>
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#include <map>
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#include <string>
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#include <vector>
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#include "user_input.hpp"
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#include "log.hpp"
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#include "math.hpp"
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UserInput::UserInput()
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: // pre-alloc some space
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m_Actions(10) {
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LOG_DEBUG(".");
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};
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UserInput::~UserInput() { LOG_DEBUG("."); };
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std::expected<void, std::string> UserInput::Init() { return {}; }
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const std::vector<UserAction> &UserInput::GetActions() {
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m_Actions.clear();
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static WorldPos move_direction = {0.0f, 0.0f};
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static bool send_move_action = false;
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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if (event.type == SDL_EVENT_KEY_DOWN || event.type == SDL_EVENT_KEY_UP) {
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bool key_down = event.type == SDL_EVENT_KEY_DOWN ? true : false;
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SDL_KeyboardEvent kbd_event = event.key;
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if (kbd_event.repeat) {
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// SDL repeats KEY_DOWN if key is held down, we ignore that
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continue;
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}
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LOG_DEBUG("Key '", static_cast<char>(kbd_event.key),
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key_down ? "' down" : "' up");
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switch (kbd_event.key) {
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case 'q':
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m_Actions.emplace_back(UserAction::Type::EXIT);
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// further processing of inputs is not needed
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return m_Actions;
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case 'w':
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case 's':
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case 'a':
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case 'd':
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case SDLK_UP:
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case SDLK_DOWN:
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case SDLK_LEFT:
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case SDLK_RIGHT: {
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static std::map<char, WorldPos> move_base{
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{'w', {0.0, 1.0}},
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{'s', {0.0, -1.0}},
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{'a', {1.0, 0.0}},
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{'d', {-1.0, 0.0}},
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{static_cast<char>(SDLK_UP), {0.0, 1.0}},
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{static_cast<char>(SDLK_DOWN), {0.0, -1.0}},
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{static_cast<char>(SDLK_LEFT), {1.0, 0.0}},
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{static_cast<char>(SDLK_RIGHT), {-1.0, 0.0}},
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};
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float direction = key_down ? -1.0f : 1.0f;
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send_move_action = true;
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move_direction += move_base[kbd_event.key] * direction;
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break;
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}
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case SDLK_SPACE:
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if (key_down)
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m_Actions.emplace_back(UserAction::Type::FIRE);
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break;
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default:
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LOG_INFO("Key '", static_cast<char>(kbd_event.key), "' not mapped");
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break;
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}
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} else if (event.type == SDL_EVENT_MOUSE_BUTTON_DOWN) {
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SDL_MouseButtonEvent mouse_event = event.button;
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LOG_DEBUG("Mouse down: ", mouse_event.x, ", ", mouse_event.y);
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m_Actions.emplace_back(UserAction::Type::MOVE_TARGET,
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WorldPos{mouse_event.x, mouse_event.y});
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} else {
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// TODO uncomment, for now too much noise
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// LOG_WARNING("Action not processed");
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}
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}
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if (send_move_action) {
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m_Actions.emplace_back(UserAction::Type::MOVE, move_direction.normalized());
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send_move_action = false;
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}
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return m_Actions;
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}
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@ -1,121 +1,43 @@
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#pragma once
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#include <SDL3/SDL.h>
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#include <vector>
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#include <map>
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#include <string>
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#include <expected>
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#include <string>
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#include <vector>
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#include "math.hpp"
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#include "log.hpp"
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#include "math.hpp"
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class UserAction {
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public:
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enum class Type { NONE, EXIT, MOVE, CROUCH, STAND, FIRE, MOVE_TARGET };
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UserAction() = default;
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UserAction(Type t) : type(t) {}
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UserAction(Type t, char key) : type(t), Argument{.key = key} {}
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UserAction(Type t, Vec2D<float> v) : type(t), Argument{.position = v} {}
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UserAction(Type t, WorldPos v) : type(t), Argument{.position = v} {}
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~UserAction() = default;
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Type type;
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union {
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Vec2D<float> position;
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WorldPos position;
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char key;
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} Argument;
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};
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class UserInput {
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public:
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UserInput()
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: // pre-alloc some space
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m_Actions(10) {
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LOG_DEBUG(".");
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};
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UserInput();
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~UserInput();
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UserInput(const UserInput &x) = delete;
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UserInput(UserInput &&x) = delete;
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~UserInput() { LOG_DEBUG("."); };
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UserInput &operator=(const UserInput &) = delete;
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UserInput &operator=(UserInput &&) = delete;
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std::expected<void, std::string> Init() { return {}; }
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std::expected<void, std::string> Init();
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const std::vector<UserAction> &GetActions() {
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m_Actions.clear();
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static Vec2D<float> move_direction = {0.0f, 0.0f};
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static bool send_move_action = false;
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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if (event.type == SDL_EVENT_KEY_DOWN || event.type == SDL_EVENT_KEY_UP) {
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bool key_down = event.type == SDL_EVENT_KEY_DOWN ? true : false;
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SDL_KeyboardEvent kbd_event = event.key;
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if (kbd_event.repeat) {
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// SDL repeats KEY_DOWN if key is held down, we ignore that
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continue;
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}
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LOG_DEBUG("Key '", static_cast<char>(kbd_event.key),
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key_down ? "' down" : "' up");
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switch (kbd_event.key) {
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case 'q':
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m_Actions.emplace_back(UserAction::Type::EXIT);
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// further processing of inputs is not needed
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return m_Actions;
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case 'w':
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case 's':
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case 'a':
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case 'd':
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case SDLK_UP:
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case SDLK_DOWN:
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case SDLK_LEFT:
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case SDLK_RIGHT: {
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static std::map<char, Vec2D<float>> move_base{
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{'w', {0.0, 1.0}},
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{'s', {0.0, -1.0}},
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{'a', {1.0, 0.0}},
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{'d', {-1.0, 0.0}},
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{static_cast<char>(SDLK_UP), {0.0, 1.0}},
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{static_cast<char>(SDLK_DOWN), {0.0, -1.0}},
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{static_cast<char>(SDLK_LEFT), {1.0, 0.0}},
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{static_cast<char>(SDLK_RIGHT), {-1.0, 0.0}},
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};
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float direction = key_down ? -1.0f : 1.0f;
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send_move_action = true;
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move_direction += move_base[kbd_event.key] * direction;
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break;
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}
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case SDLK_SPACE:
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if (key_down)
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m_Actions.emplace_back(UserAction::Type::FIRE);
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break;
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default:
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LOG_INFO("Key '", static_cast<char>(kbd_event.key), "' not mapped");
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break;
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}
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} else if (event.type == SDL_EVENT_MOUSE_BUTTON_DOWN) {
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SDL_MouseButtonEvent mouse_event = event.button;
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LOG_DEBUG("Mouse down: ", mouse_event.x, ", ", mouse_event.y);
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m_Actions.emplace_back(UserAction::Type::MOVE_TARGET,
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Vec2D<float>{mouse_event.x, mouse_event.y});
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} else {
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// TODO uncomment, for now too much noise
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// LOG_WARNING("Action not processed");
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}
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}
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if (send_move_action) {
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m_Actions.emplace_back(UserAction::Type::MOVE,
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move_direction.normalized());
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send_move_action = false;
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}
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return m_Actions;
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}
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const std::vector<UserAction> &GetActions();
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private:
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std::vector<UserAction> m_Actions;
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