ktx2/
enums.rs

1use core::{fmt, num::NonZeroU32};
2
3macro_rules! pseudo_enum {
4    ($(#[$attr:meta])* $name:ident { $($case:ident = $value:literal,)* }) => {
5        $(#[$attr])*
6        #[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
7        pub struct $name(pub NonZeroU32);
8        #[allow(non_upper_case_globals)]
9        impl $name {
10            pub fn new(x: u32) -> Option<Self> {
11                Some(Self(NonZeroU32::new(x)?))
12            }
13
14            $(
15                pub const $case: Self = Self(unsafe { NonZeroU32::new_unchecked($value) });
16            )*
17        }
18
19        impl fmt::Debug for $name {
20            fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
21                let name = match self.0.get() {
22                    $($value => Some(stringify!($case)),)*
23                    _ => None,
24                };
25                match name {
26                    Some(name) => f.pad(name),
27                    None => write!(f, concat!(stringify!($name), "({})"), self.0.get()),
28                }
29            }
30        }
31    };
32}
33
34pseudo_enum! {
35    /// Known texture formats
36    Format {
37        R4G4_UNORM_PACK8 = 1,
38        R4G4B4A4_UNORM_PACK16 = 2,
39        B4G4R4A4_UNORM_PACK16 = 3,
40        R5G6B5_UNORM_PACK16 = 4,
41        B5G6R5_UNORM_PACK16 = 5,
42        R5G5B5A1_UNORM_PACK16 = 6,
43        B5G5R5A1_UNORM_PACK16 = 7,
44        A1R5G5B5_UNORM_PACK16 = 8,
45        R8_UNORM = 9,
46        R8_SNORM = 10,
47        R8_UINT = 13,
48        R8_SINT = 14,
49        R8_SRGB = 15,
50        R8G8_UNORM = 16,
51        R8G8_SNORM = 17,
52        R8G8_UINT = 20,
53        R8G8_SINT = 21,
54        R8G8_SRGB = 22,
55        R8G8B8_UNORM = 23,
56        R8G8B8_SNORM = 24,
57        R8G8B8_UINT = 27,
58        R8G8B8_SINT = 28,
59        R8G8B8_SRGB = 29,
60        B8G8R8_UNORM = 30,
61        B8G8R8_SNORM = 31,
62        B8G8R8_UINT = 34,
63        B8G8R8_SINT = 35,
64        B8G8R8_SRGB = 36,
65        R8G8B8A8_UNORM = 37,
66        R8G8B8A8_SNORM = 38,
67        R8G8B8A8_UINT = 41,
68        R8G8B8A8_SINT = 42,
69        R8G8B8A8_SRGB = 43,
70        B8G8R8A8_UNORM = 44,
71        B8G8R8A8_SNORM = 45,
72        B8G8R8A8_UINT = 48,
73        B8G8R8A8_SINT = 49,
74        B8G8R8A8_SRGB = 50,
75        A2R10G10B10_UNORM_PACK32 = 58,
76        A2R10G10B10_SNORM_PACK32 = 59,
77        A2R10G10B10_UINT_PACK32 = 62,
78        A2R10G10B10_SINT_PACK32 = 63,
79        A2B10G10R10_UNORM_PACK32 = 64,
80        A2B10G10R10_SNORM_PACK32 = 65,
81        A2B10G10R10_UINT_PACK32 = 68,
82        A2B10G10R10_SINT_PACK32 = 69,
83        R16_UNORM = 70,
84        R16_SNORM = 71,
85        R16_UINT = 74,
86        R16_SINT = 75,
87        R16_SFLOAT = 76,
88        R16G16_UNORM = 77,
89        R16G16_SNORM = 78,
90        R16G16_UINT = 81,
91        R16G16_SINT = 82,
92        R16G16_SFLOAT = 83,
93        R16G16B16_UNORM = 84,
94        R16G16B16_SNORM = 85,
95        R16G16B16_UINT = 88,
96        R16G16B16_SINT = 89,
97        R16G16B16_SFLOAT = 90,
98        R16G16B16A16_UNORM = 91,
99        R16G16B16A16_SNORM = 92,
100        R16G16B16A16_UINT = 95,
101        R16G16B16A16_SINT = 96,
102        R16G16B16A16_SFLOAT = 97,
103        R32_UINT = 98,
104        R32_SINT = 99,
105        R32_SFLOAT = 100,
106        R32G32_UINT = 101,
107        R32G32_SINT = 102,
108        R32G32_SFLOAT = 103,
109        R32G32B32_UINT = 104,
110        R32G32B32_SINT = 105,
111        R32G32B32_SFLOAT = 106,
112        R32G32B32A32_UINT = 107,
113        R32G32B32A32_SINT = 108,
114        R32G32B32A32_SFLOAT = 109,
115        R64_UINT = 110,
116        R64_SINT = 111,
117        R64_SFLOAT = 112,
118        R64G64_UINT = 113,
119        R64G64_SINT = 114,
120        R64G64_SFLOAT = 115,
121        R64G64B64_UINT = 116,
122        R64G64B64_SINT = 117,
123        R64G64B64_SFLOAT = 118,
124        R64G64B64A64_UINT = 119,
125        R64G64B64A64_SINT = 120,
126        R64G64B64A64_SFLOAT = 121,
127        B10G11R11_UFLOAT_PACK32 = 122,
128        E5B9G9R9_UFLOAT_PACK32 = 123,
129        D16_UNORM = 124,
130        X8_D24_UNORM_PACK32 = 125,
131        D32_SFLOAT = 126,
132        S8_UINT = 127,
133        D16_UNORM_S8_UINT = 128,
134        D24_UNORM_S8_UINT = 129,
135        D32_SFLOAT_S8_UINT = 130,
136        BC1_RGB_UNORM_BLOCK = 131,
137        BC1_RGB_SRGB_BLOCK = 132,
138        BC1_RGBA_UNORM_BLOCK = 133,
139        BC1_RGBA_SRGB_BLOCK = 134,
140        BC2_UNORM_BLOCK = 135,
141        BC2_SRGB_BLOCK = 136,
142        BC3_UNORM_BLOCK = 137,
143        BC3_SRGB_BLOCK = 138,
144        BC4_UNORM_BLOCK = 139,
145        BC4_SNORM_BLOCK = 140,
146        BC5_UNORM_BLOCK = 141,
147        BC5_SNORM_BLOCK = 142,
148        BC6H_UFLOAT_BLOCK = 143,
149        BC6H_SFLOAT_BLOCK = 144,
150        BC7_UNORM_BLOCK = 145,
151        BC7_SRGB_BLOCK = 146,
152        ETC2_R8G8B8_UNORM_BLOCK = 147,
153        ETC2_R8G8B8_SRGB_BLOCK = 148,
154        ETC2_R8G8B8A1_UNORM_BLOCK = 149,
155        ETC2_R8G8B8A1_SRGB_BLOCK = 150,
156        ETC2_R8G8B8A8_UNORM_BLOCK = 151,
157        ETC2_R8G8B8A8_SRGB_BLOCK = 152,
158        EAC_R11_UNORM_BLOCK = 153,
159        EAC_R11_SNORM_BLOCK = 154,
160        EAC_R11G11_UNORM_BLOCK = 155,
161        EAC_R11G11_SNORM_BLOCK = 156,
162        ASTC_4x4_UNORM_BLOCK = 157,
163        ASTC_4x4_SRGB_BLOCK = 158,
164        ASTC_5x4_UNORM_BLOCK = 159,
165        ASTC_5x4_SRGB_BLOCK = 160,
166        ASTC_5x5_UNORM_BLOCK = 161,
167        ASTC_5x5_SRGB_BLOCK = 162,
168        ASTC_6x5_UNORM_BLOCK = 163,
169        ASTC_6x5_SRGB_BLOCK = 164,
170        ASTC_6x6_UNORM_BLOCK = 165,
171        ASTC_6x6_SRGB_BLOCK = 166,
172        ASTC_8x5_UNORM_BLOCK = 167,
173        ASTC_8x5_SRGB_BLOCK = 168,
174        ASTC_8x6_UNORM_BLOCK = 169,
175        ASTC_8x6_SRGB_BLOCK = 170,
176        ASTC_8x8_UNORM_BLOCK = 171,
177        ASTC_8x8_SRGB_BLOCK = 172,
178        ASTC_10x5_UNORM_BLOCK = 173,
179        ASTC_10x5_SRGB_BLOCK = 174,
180        ASTC_10x6_UNORM_BLOCK = 175,
181        ASTC_10x6_SRGB_BLOCK = 176,
182        ASTC_10x8_UNORM_BLOCK = 177,
183        ASTC_10x8_SRGB_BLOCK = 178,
184        ASTC_10x10_UNORM_BLOCK = 179,
185        ASTC_10x10_SRGB_BLOCK = 180,
186        ASTC_12x10_UNORM_BLOCK = 181,
187        ASTC_12x10_SRGB_BLOCK = 182,
188        ASTC_12x12_UNORM_BLOCK = 183,
189        ASTC_12x12_SRGB_BLOCK = 184,
190    }
191}
192
193pseudo_enum! {
194    /// Known supercompression schemes
195    SupercompressionScheme {
196        BasisLZ = 1,
197        Zstandard = 2,
198        ZLIB = 3,
199    }
200}
201
202pseudo_enum! {
203    ColorModel {
204        RGBSDA = 1,
205        YUVSDA = 2,
206        YIQSDA = 3,
207        LabSDA = 4,
208        CMYKA = 5,
209        XYZW = 6,
210        HSVAAng = 7,
211        HSLAAng = 8,
212        HSVAHex = 9,
213        HSLAHex = 10,
214        YCgCoA = 11,
215        YcCbcCrc = 12,
216        ICtCp = 13,
217        CIEXYZ = 14,
218        CIEXYY = 15,
219        BC1A = 128,
220        BC2 = 129,
221        BC3 = 130,
222        BC4 = 131,
223        BC5 = 132,
224        BC6H = 133,
225        BC7 = 134,
226        ETC1 = 160,
227        ETC2 = 161,
228        ASTC = 162,
229        ETC1S = 163,
230        PVRTC = 164,
231        PVRTC2 = 165,
232        UASTC = 166,
233    }
234}
235
236pseudo_enum! {
237    ColorPrimaries {
238        BT709 = 1,
239        BT601EBU = 2,
240        BT601SMPTE = 3,
241        BT2020 = 4,
242        CIEXYZ = 5,
243        ACES = 6,
244        ACESCC = 7,
245        NTSC1953 = 8,
246        PAL525 = 9,
247        DISPLAYP3 = 10,
248        AdobeRGB = 11,
249    }
250}
251
252pseudo_enum! {
253    TransferFunction {
254        Linear = 1,
255        SRGB = 2,
256        ITU = 3,
257        NTSC = 4,
258        SLOG = 5,
259        SLOG2 = 6,
260        BT1886 = 7,
261        HLGOETF = 8,
262        HLGEOTF = 9,
263        PQEOTF = 10,
264        PQOETF = 11,
265        DCIP3 = 12,
266        PALOETF = 13,
267        PAL625EOTF = 14,
268        ST240 = 15,
269        ACESCC = 16,
270        ACESCCT = 17,
271        AdobeRGB = 18,
272    }
273}
ktx2/enums.rs

ktx2/
enums.rs
