95 lines
2.7 KiB
C
95 lines
2.7 KiB
C
#include "player.h"
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#include "assets.h"
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#include "debug.h"
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#include "physics_entity.h"
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#include "program.h"
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#include "rigidbody.h"
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#include "input.h"
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#include "physics_world.h"
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static Vector _directional = ZeroVector;
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static Spritesheet* spr_player_standing = NULL;
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static
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void player_input_h(int val) {
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_directional.x = val * 10.f;
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}
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static
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void player_input_v(int val) {
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_directional.y = -val * 10.f;
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}
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void player_spawn(Player* self, Vector at) {
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player_start(self);
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rigidbody_get_transform(self->rigidbody)->position = at;
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}
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void player_collision_solver(Player* self, List* contacts) {
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physics_entity_solve_contacts(Player_as_PhysicsEntity(self), contacts);
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}
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void player_start(Player* self) {
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input_add_axis_action(SDL_SCANCODE_A, SDL_SCANCODE_D, &player_input_h);
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input_add_axis_action(SDL_SCANCODE_S, SDL_SCANCODE_W, &player_input_v);
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spr_player_standing = spritesheet_load("assets/sprites/player.png", (IVector){128, 128});
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float ex_w = 0.1f;
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float h = .75f;
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float r = 0.05f;
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float rr = 0.075f;
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*self = (Player) {
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.transform = {ZeroVector, {4, 4}, 0},
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.sprite = sprite_from_spritesheet(spr_player_standing, 0),
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.shape = shape_new((Vector[]){
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{r-ex_w, 0.f}, {-ex_w, -rr},
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{-ex_w, rr-h}, {r-ex_w, -h},
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{ex_w-r, -h}, {ex_w, rr-h},
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{ex_w, -rr}, {ex_w-r, 0.f},
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}, 8)
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};
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self->rigidbody = rigidbody_make(Player_as_Transformable(self));
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rigidbody_set_mass(self->rigidbody, 10.f);
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physics_world_add_entity(Player_as_PhysicsEntity(self));
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sprite_set_origin(self->sprite, (Vector){0.25f, 1.f});
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store_asset(self, free);
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}
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void player_update(Player* self, float dt) {
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Vector velocity = rigidbody_get_velocity(self->rigidbody);
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Vector velocity_target = {self->is_grounded ? _directional.x : velocity.x, velocity.y};
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if(_directional.y < 0 && self->is_grounded) {
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_directional.y = 0;
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velocity.y = -20.f;
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rigidbody_set_velocity(self->rigidbody, velocity);
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}
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rigidbody_accelerate(self->rigidbody, vmulff(vsubf(velocity_target, velocity), 50.f), 0);
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rigidbody_accelerate(self->rigidbody, (Vector){0.0f, 100.f}, 0);
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self->is_grounded = 0;
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}
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void player_collision(Player* self, Collision hit) {
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if(hit.point.y > -0.01f) {
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self->is_grounded = 1;
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}
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}
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Sprite* player_get_sprite(Player* self) {
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return self->sprite;
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}
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Transform* player_get_transform(Player* self) {
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return &self->transform;
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}
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Transform* player_get_rigidbody_transform(Player* self) {
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return rigidbody_get_transform(self->rigidbody);
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}
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RigidBody* player_get_rigidbody(Player* self) {
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return self->rigidbody;
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}
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Shape* player_get_shape(Player* self) {
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return self->shape;
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}
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