diff options
Diffstat (limited to 'game/player/PlayerScript.cpp')
| -rw-r--r-- | game/player/PlayerScript.cpp | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/game/player/PlayerScript.cpp b/game/player/PlayerScript.cpp new file mode 100644 index 0000000..8cbe8dc --- /dev/null +++ b/game/player/PlayerScript.cpp @@ -0,0 +1,214 @@ +#include "PlayerScript.h" + +#include "../Config.h" +#include "../enemy/BattleScript.h" + +#include <crepe/api/Animator.h> +#include <crepe/api/AudioSource.h> +#include <crepe/api/BoxCollider.h> +#include <crepe/api/ParticleEmitter.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Transform.h> +#include <crepe/types.h> + +using namespace crepe; +using namespace std; + +void PlayerScript::init() { + subscribe<CollisionEvent>([this](const CollisionEvent & ev) -> bool { + return this->on_collision(ev); + }); + subscribe<KeyPressEvent>([this](const KeyPressEvent & ev) -> bool { + if (ev.repeat) return false; + return this->on_key_down(ev); + }); + subscribe<KeyReleaseEvent>([this](const KeyReleaseEvent & ev) -> bool { + return this->on_key_up(ev); + }); + this->last_fired = std::chrono::steady_clock::now(); + this->body = get_component<Rigidbody>(); +} + +bool PlayerScript::on_key_down(const KeyPressEvent & ev) { + if (ev.key == Keycode::SPACE) { + const vec2 UP = {0, -1}; + this->help_kick(UP); + } + return false; +} + +bool PlayerScript::on_key_up(const KeyReleaseEvent & ev) { + if (ev.key == Keycode::SPACE) { + const vec2 DOWN = {0, 1}; + this->help_kick(DOWN); + } + return false; +} + +void PlayerScript::help_kick(const vec2 & direction) { + // softly "kick" the player (at start/end of flight) + vec2 & velocity = this->body->data.linear_velocity; + float kick_amount = std::min( + velocity.length() * PLAYER_HELP_KICK_SCALE, engine_gravity * PLAYER_HELP_KICK_MAX + ); + velocity += direction * kick_amount; +} + +bool PlayerScript::on_collision(const CollisionEvent & ev) { + BehaviorScript & play_scr = this->get_components_by_name<BehaviorScript>("player").front(); + BehaviorScript & end_scr = this->get_components_by_name<BehaviorScript>("player").back(); + RefVector<Animator> animators = this->get_components_by_name<Animator>("player"); + RefVector<ParticleEmitter> emitters + = this->get_components_by_name<ParticleEmitter>("player"); + + if (ev.info.other.metadata.tag == "zapper") { + for (Animator & anim : animators) { + anim.active = true; + anim.set_anim(4); + anim.data.looping = true; + prev_anim = 0; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 0; + } + play_scr.active = false; + end_scr.active = true; + + AudioSource & audio = this->get_components_by_name<AudioSource>("player").at(0); + audio.play(); + + return false; + } else if (ev.info.other.metadata.tag == "laser") { + for (Animator & anim : animators) { + anim.active = true; + anim.set_anim(4); + anim.data.looping = true; + prev_anim = 0; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 0; + } + play_scr.active = false; + end_scr.active = true; + + AudioSource & audio = this->get_components_by_name<AudioSource>("player").at(1); + audio.play(); + + return false; + } else if (ev.info.other.metadata.tag == "missile" + || ev.info.other.metadata.tag == "enemy_bullet") { + for (Animator & anim : animators) { + anim.active = true; + anim.set_anim(5); + anim.data.looping = true; + prev_anim = 0; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 0; + } + play_scr.active = false; + end_scr.active = true; + + AudioSource & audio = this->get_components_by_name<AudioSource>("player").at(2); + audio.play(); + + return false; + } + + return false; +} + +void PlayerScript::fixed_update(crepe::duration_t dt) { + RefVector<Animator> animators = this->get_components_by_name<Animator>("player"); + RefVector<ParticleEmitter> emitters + = this->get_components_by_name<ParticleEmitter>("player"); + Transform & transform = this->get_components_by_name<Transform>("player").front(); + + for (ParticleEmitter & emitter : emitters) { + emitter.data.boundary.offset = vec2(0, -transform.position.y); + } + + Rigidbody & rb = this->body; + if (this->get_key_state(Keycode::ENTER)) { + + auto now = std::chrono::steady_clock::now(); + std::chrono::duration<float> elapsed = now - last_fired; + if (elapsed > shot_delay) { + this->shoot(transform.position, 0); + last_fired = now; + } + } + if (this->get_key_state(Keycode::SPACE)) { + rb.add_force_linear( + vec2(0, -1) * (engine_gravity * PLAYER_GRAVITY_SCALE * dt.count()) + ); + + if (prev_anim != 1) { + for (Animator & anim : animators) { + anim.active = true; + anim.set_anim(1); + anim.data.looping = true; + prev_anim = 1; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 30; + } + } + + AudioSource & audio = this->get_components_by_name<AudioSource>("player").at( + 3 + current_jetpack_sound + ); + audio.play(); + current_jetpack_sound++; + if (current_jetpack_sound > 7) { + current_jetpack_sound = 0; + } + } else if (transform.position.y == 200) { + Rigidbody & rb = this->body; + if (prev_anim != 0 && rb.data.linear_velocity.x != 0) { + for (Animator & anim : animators) { + anim.active = true; + anim.set_anim(0); + anim.data.looping = true; + prev_anim = 0; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 0; + } + } + } else { + if (prev_anim != 2) { + for (Animator & anim : animators) { + anim.set_anim(2); + anim.data.looping = false; + prev_anim = 2; + } + for (ParticleEmitter & emitter : emitters) { + emitter.data.emission_rate = 0; + } + } + } +} + +void PlayerScript::shoot(const vec2 & location, float angle) { + RefVector<Transform> bullet_transforms + = this->get_components_by_tag<Transform>("player_bullet"); + + for (Transform & bullet_pos : bullet_transforms) { + if (bullet_pos.position.x == 0 && bullet_pos.position.y == -850) { + + bullet_pos.position = location; + bullet_pos.position.x += 20; + Rigidbody & bullet_body + = this->get_components_by_id<Rigidbody>(bullet_pos.game_object_id).front(); + BoxCollider bullet_collider + = this->get_components_by_id<BoxCollider>(bullet_pos.game_object_id).front(); + bullet_body.active = true; + BehaviorScript & bullet_script + = this->get_components_by_id<BehaviorScript>(bullet_pos.game_object_id) + .front(); + bullet_script.active = true; + return; + } + } +} |