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luaur_vm/functions/
vector_create.rs

1use crate::functions::lua_gettop::lua_gettop;
2use crate::functions::lua_l_checknumber::lua_l_checknumber;
3use crate::functions::lua_pushvector_lapi::lua_pushvector_lua_state_f32_f32_f32_f32;
4use crate::functions::lua_pushvector_lapi_alt_b::lua_pushvector_lua_state_f32_f32_f32;
5use crate::macros::lua_vector_size::LUA_VECTOR_SIZE;
6use crate::type_aliases::lua_state::lua_State;
7
8#[allow(non_snake_case)]
9pub unsafe fn vector_create(L: *mut lua_State) -> core::ffi::c_int {
10    let count = lua_gettop(L);
11
12    let x = lua_l_checknumber(L, 1);
13    let y = lua_l_checknumber(L, 2);
14    let z = if count >= 3 {
15        lua_l_checknumber(L, 3)
16    } else {
17        0.0
18    };
19
20    if LUA_VECTOR_SIZE == 4 {
21        let w = if count >= 4 {
22            lua_l_checknumber(L, 4)
23        } else {
24            0.0
25        };
26        lua_pushvector_lua_state_f32_f32_f32_f32(L, x as f32, y as f32, z as f32, w as f32);
27    } else {
28        lua_pushvector_lua_state_f32_f32_f32(L, x as f32, y as f32, z as f32);
29    }
30
31    1
32}