Files
grimm-odin/general/systems.odin
T
2026-09-28 17:43:25 -07:00

45 lines
1.1 KiB
Odin

package main
import "core:fmt"
import "core:math"
import "core:math/rand"
import rl "vendor:raylib"
move :: proc(t: ^Transform, x, y: f32) {
next_position := Transform {
position = {t.position.x + x, t.position.y + y},
}
if e, occupied := world.entities[next_position.position]; !occupied {
delete_key(&world.entities, t.position)
defer world.entities[t.position] = e
t.position = next_position.position
}
}
shoot :: proc(t: Transform, pos: rl.Vector2) {
pos_centered := center_to_grid(pos)
t_centered := center_to_grid(t.position)
spray: rl.Vector2 = {
pos.x + rand.float32_range(0, CELL_SIZE),
pos.y + rand.float32_range(0, CELL_SIZE),
}
line_particle := LineParticle {
pos1 = t.position * CELL_SIZE + 10,
pos2 = spray,
tint = rl.WHITE,
lifetime = 0.2,
}
if player.weapon.cooldown == true {return}
player.weapon.cooldown = true
start_timer(60 / player.weapon.rpm, proc() {player.weapon.cooldown = false})
spawn_particle(line_particle)
}
center_to_grid :: proc(pos: rl.Vector2) -> rl.Vector2 {
pos_x, pos_y: f32
pos_x = pos.x + CELL_SIZE / 2
pos_y = pos.y + CELL_SIZE / 2
return rl.Vector2{pos_x, pos_y}
}