52 lines
1.3 KiB
Odin
52 lines
1.3 KiB
Odin
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package main
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import rl "vendor:raylib"
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bullets : [dynamic]Bullet
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Bullet :: struct{
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pos: vec3,
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vel: vec3,
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radius: f32,
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alive: bool,
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}
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bullet_spawn :: proc(pos: vec3, dir: f32) -> Bullet {
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return Bullet {
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pos = pos,
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vel = get_vec_from_angle(dir) * 70,
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alive = true,
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radius = 0.4
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}
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}
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bullet_process :: proc(bullet: ^Bullet, game: ^Game, delta: f32) {
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bullet.vel = rl.Vector3MoveTowards(bullet.vel, {}, 60 * delta)
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bullet.pos += bullet.vel * delta
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if rl.Vector3LengthSqr(bullet.vel) < 0.2 {
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bullet.alive = false
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}
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if rl.CheckCollisionCircles(bullet.pos.xy, bullet.radius, Head.pos.xy, Head.radius) {
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bullet.alive = false
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if game.snake_health == 0 {
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Head.health -= 1
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}
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return
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}
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for &segment in Segments {
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if rl.CheckCollisionCircles(bullet.pos.xy, bullet.radius, segment.pos.xy, segment.collider_radius) {
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bullet.alive = false
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if segment.health > 0 {
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segment.health -= 1
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if segment.health == 0 {
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segment.collider_radius = 1.5
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}
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}
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}
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}
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}
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bullet_draw :: proc(bullet: Bullet) {
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rl.DrawSphere(bullet.pos, bullet.radius, rl.WHITE)
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}
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