51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
// src\player.cpp
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#include<raylib.h>
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#include<entt/entt.hpp>
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#include<components.hpp>
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entt::entity player;
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void create_player(entt::registry& registry,Texture* texture){
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const auto entity = registry.create();
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registry.emplace<Position>(entity,100.0f,0.0f);
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registry.emplace<Velocity>(entity,300.0f,0.0f);
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registry.emplace<Player>(entity);
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registry.emplace<Sprite>(entity,texture);
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}
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void update_player_system(entt::registry& registry,float dt){
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auto view = registry.view<const Player, const Position, Velocity>();
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// Constants for fine-tuning game feel
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const float GRAVITY = 900.0f; // Constant downward pull (pixels/sec^2)
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const float JUMP_FORCE = -350.0f; // Negative force to burst UPWARD
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for (entt::entity entity : view){
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const Position& pos = view.get<Position>(entity);
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Velocity& vel = view.get<Velocity>(entity);
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if (pos.x < -50 && vel.dx < 0){
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vel.dx *= -1;
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} else if (pos.x > (GetScreenWidth()-250) && vel.dx > 0){
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vel.dx *= -1;
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}
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if (IsKeyPressed(KEY_SPACE)){
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vel.dy = JUMP_FORCE;
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}
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vel.dy += GRAVITY * dt;
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}
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view.each([dt,GRAVITY,JUMP_FORCE](entt::entity entity,const Position &position, auto &velocity){
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if (position.x > 100 && position.x < 120){
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velocity.dx += 20;
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}
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});
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}
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