package game

import "core:math"

Vec2i :: struct {
    x: int,
    y: int,
}

vec2i_to_vec2 :: proc(v2i:Vec2i) -> [2]f32 {
    return {f32(v2i.x), f32(v2i.y)}
}

vec2_to_vec2i :: proc(v2:[2]f32) -> Vec2i {
    return {int(v2.x), int(v2.y)}
}

hash_noise :: proc(x, y: int, seed: u32) -> f32 {
    h: u32 = u32(x) * 374761393
    h *= u32(y) * 668265263
    h *= seed
    h *= 3266489917
    h >>= 16
    return f32(h & 0xFFFF) / 65535.0
}