classicube_sys/
packed_col.rs

1use crate::bindings::*;
2
3pub const fn PackedCol_R(col: PackedCol) -> u8 {
4    (col >> PACKEDCOL_R_SHIFT) as u8
5}
6pub const fn PackedCol_G(col: PackedCol) -> u8 {
7    (col >> PACKEDCOL_G_SHIFT) as u8
8}
9pub const fn PackedCol_B(col: PackedCol) -> u8 {
10    (col >> PACKEDCOL_B_SHIFT) as u8
11}
12pub const fn PackedCol_A(col: PackedCol) -> u8 {
13    (col >> PACKEDCOL_A_SHIFT) as u8
14}
15
16pub const fn PackedCol_R_Bits(col: u8) -> PackedCol {
17    (col as PackedCol) << PACKEDCOL_R_SHIFT
18}
19pub const fn PackedCol_G_Bits(col: u8) -> PackedCol {
20    (col as PackedCol) << PACKEDCOL_G_SHIFT
21}
22pub const fn PackedCol_B_Bits(col: u8) -> PackedCol {
23    (col as PackedCol) << PACKEDCOL_B_SHIFT
24}
25pub const fn PackedCol_A_Bits(col: u8) -> PackedCol {
26    (col as PackedCol) << PACKEDCOL_A_SHIFT
27}
28
29pub const fn PackedCol_Make(r: u8, g: u8, b: u8, a: u8) -> PackedCol {
30    PackedCol_R_Bits(r) | PackedCol_G_Bits(g) | PackedCol_B_Bits(b) | PackedCol_A_Bits(a)
31}
32
33pub const PACKEDCOL_WHITE: PackedCol = PackedCol_Make(255, 255, 255, 255);
34
35#[test]
36fn test_packed_col() {
37    let c = PackedCol_Make(1, 2, 3, 4);
38
39    assert_eq!(PackedCol_R(c), 1);
40    assert_eq!(PackedCol_G(c), 2);
41    assert_eq!(PackedCol_B(c), 3);
42    assert_eq!(PackedCol_A(c), 4);
43}
classicube_sys/packed_col.rs

classicube_sys/
packed_col.rs
