1 #include "util/format/u_format.h"
2 #include "zink_format.h"
3
4 static const VkFormat formats[PIPE_FORMAT_COUNT] = {
5 #define MAP_FORMAT_NORM(FMT) \
6 [PIPE_FORMAT_ ## FMT ## _UNORM] = VK_FORMAT_ ## FMT ## _UNORM, \
7 [PIPE_FORMAT_ ## FMT ## _SNORM] = VK_FORMAT_ ## FMT ## _SNORM,
8
9 #define MAP_FORMAT_SCALED(FMT) \
10 [PIPE_FORMAT_ ## FMT ## _USCALED] = VK_FORMAT_ ## FMT ## _USCALED, \
11 [PIPE_FORMAT_ ## FMT ## _SSCALED] = VK_FORMAT_ ## FMT ## _SSCALED,
12
13 #define MAP_FORMAT_INT(FMT) \
14 [PIPE_FORMAT_ ## FMT ## _UINT] = VK_FORMAT_ ## FMT ## _UINT, \
15 [PIPE_FORMAT_ ## FMT ## _SINT] = VK_FORMAT_ ## FMT ## _SINT,
16
17 #define MAP_FORMAT_SRGB(FMT) \
18 [PIPE_FORMAT_ ## FMT ## _SRGB] = VK_FORMAT_ ## FMT ## _SRGB,
19
20 #define MAP_FORMAT_FLOAT(FMT) \
21 [PIPE_FORMAT_ ## FMT ## _FLOAT] = VK_FORMAT_ ## FMT ## _SFLOAT,
22
23 // one component
24
25 // 8-bits
26 MAP_FORMAT_NORM(R8)
27 MAP_FORMAT_SCALED(R8)
28 MAP_FORMAT_INT(R8)
29 MAP_FORMAT_SRGB(R8)
30 // 16-bits
31 MAP_FORMAT_NORM(R16)
32 MAP_FORMAT_SCALED(R16)
33 MAP_FORMAT_INT(R16)
34 MAP_FORMAT_FLOAT(R16)
35 // 32-bits
36 MAP_FORMAT_INT(R32)
37 MAP_FORMAT_FLOAT(R32)
38
39 // two components
40
41 // 8-bits
42 MAP_FORMAT_NORM(R8G8)
43 MAP_FORMAT_SCALED(R8G8)
44 MAP_FORMAT_INT(R8G8)
45 MAP_FORMAT_SRGB(R8G8)
46 // 16-bits
47 MAP_FORMAT_NORM(R16G16)
48 MAP_FORMAT_SCALED(R16G16)
49 MAP_FORMAT_INT(R16G16)
50 MAP_FORMAT_FLOAT(R16G16)
51 // 32-bits
52 MAP_FORMAT_INT(R32G32)
53 MAP_FORMAT_FLOAT(R32G32)
54
55 // three components
56
57 // 8-bits
58 MAP_FORMAT_NORM(R8G8B8)
59 MAP_FORMAT_SCALED(R8G8B8)
60 MAP_FORMAT_INT(R8G8B8)
61 MAP_FORMAT_SRGB(R8G8B8)
62 MAP_FORMAT_NORM(B8G8R8)
63 MAP_FORMAT_SCALED(B8G8R8)
64 MAP_FORMAT_INT(B8G8R8)
65 MAP_FORMAT_SRGB(B8G8R8)
66 // 16-bits
67 MAP_FORMAT_NORM(R16G16B16)
68 MAP_FORMAT_SCALED(R16G16B16)
69 MAP_FORMAT_INT(R16G16B16)
70 MAP_FORMAT_FLOAT(R16G16B16)
71 // 32-bits
72 MAP_FORMAT_INT(R32G32B32)
73 MAP_FORMAT_FLOAT(R32G32B32)
74
75 // four components
76
77 // 8-bits
78 MAP_FORMAT_NORM(R8G8B8A8)
79 MAP_FORMAT_SCALED(R8G8B8A8)
80 MAP_FORMAT_INT(R8G8B8A8)
81 MAP_FORMAT_NORM(B8G8R8A8)
82 MAP_FORMAT_SCALED(B8G8R8A8)
83 MAP_FORMAT_INT(B8G8R8A8)
84 MAP_FORMAT_SRGB(B8G8R8A8)
85 [PIPE_FORMAT_RGBA8888_SRGB] = VK_FORMAT_A8B8G8R8_SRGB_PACK32,
86 // 16-bits
87 MAP_FORMAT_NORM(R16G16B16A16)
88 MAP_FORMAT_SCALED(R16G16B16A16)
89 MAP_FORMAT_INT(R16G16B16A16)
90 MAP_FORMAT_FLOAT(R16G16B16A16)
91 // 32-bits
92 MAP_FORMAT_INT(R32G32B32A32)
93 MAP_FORMAT_FLOAT(R32G32B32A32)
94
95 // other color formats
96 [PIPE_FORMAT_A4B4G4R4_UNORM] = VK_FORMAT_R4G4B4A4_UNORM_PACK16,
97 [PIPE_FORMAT_A4R4G4B4_UNORM] = VK_FORMAT_B4G4R4A4_UNORM_PACK16,
98 [PIPE_FORMAT_B4G4R4A4_UNORM] = VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT,
99 [PIPE_FORMAT_R4G4B4A4_UNORM] = VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT,
100 [PIPE_FORMAT_B5G6R5_UNORM] = VK_FORMAT_R5G6B5_UNORM_PACK16,
101 [PIPE_FORMAT_R5G6B5_UNORM] = VK_FORMAT_B5G6R5_UNORM_PACK16,
102
103 [PIPE_FORMAT_A1B5G5R5_UNORM] = VK_FORMAT_R5G5B5A1_UNORM_PACK16,
104 [PIPE_FORMAT_A1R5G5B5_UNORM] = VK_FORMAT_B5G5R5A1_UNORM_PACK16,
105 [PIPE_FORMAT_B5G5R5A1_UNORM] = VK_FORMAT_A1R5G5B5_UNORM_PACK16,
106
107 [PIPE_FORMAT_R11G11B10_FLOAT] = VK_FORMAT_B10G11R11_UFLOAT_PACK32,
108 [PIPE_FORMAT_R9G9B9E5_FLOAT] = VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,
109 /* ARB_vertex_type_2_10_10_10 */
110 [PIPE_FORMAT_R10G10B10A2_UNORM] = VK_FORMAT_A2B10G10R10_UNORM_PACK32,
111 [PIPE_FORMAT_R10G10B10A2_SNORM] = VK_FORMAT_A2B10G10R10_SNORM_PACK32,
112 [PIPE_FORMAT_B10G10R10A2_UNORM] = VK_FORMAT_A2R10G10B10_UNORM_PACK32,
113 [PIPE_FORMAT_B10G10R10A2_SNORM] = VK_FORMAT_A2R10G10B10_SNORM_PACK32,
114 [PIPE_FORMAT_R10G10B10A2_USCALED] = VK_FORMAT_A2B10G10R10_USCALED_PACK32,
115 [PIPE_FORMAT_R10G10B10A2_SSCALED] = VK_FORMAT_A2B10G10R10_SSCALED_PACK32,
116 [PIPE_FORMAT_B10G10R10A2_USCALED] = VK_FORMAT_A2R10G10B10_USCALED_PACK32,
117 [PIPE_FORMAT_B10G10R10A2_SSCALED] = VK_FORMAT_A2R10G10B10_SSCALED_PACK32,
118 [PIPE_FORMAT_R10G10B10A2_UINT] = VK_FORMAT_A2B10G10R10_UINT_PACK32,
119 [PIPE_FORMAT_B10G10R10A2_UINT] = VK_FORMAT_A2R10G10B10_UINT_PACK32,
120 [PIPE_FORMAT_B10G10R10A2_SINT] = VK_FORMAT_A2R10G10B10_SINT_PACK32,
121
122 // depth/stencil formats
123 [PIPE_FORMAT_Z32_FLOAT] = VK_FORMAT_D32_SFLOAT,
124 [PIPE_FORMAT_Z32_FLOAT_S8X24_UINT] = VK_FORMAT_D32_SFLOAT_S8_UINT,
125 [PIPE_FORMAT_Z16_UNORM] = VK_FORMAT_D16_UNORM,
126 [PIPE_FORMAT_Z16_UNORM_S8_UINT] = VK_FORMAT_D16_UNORM_S8_UINT,
127 [PIPE_FORMAT_Z24X8_UNORM] = VK_FORMAT_X8_D24_UNORM_PACK32,
128 [PIPE_FORMAT_Z24_UNORM_S8_UINT] = VK_FORMAT_D24_UNORM_S8_UINT,
129 [PIPE_FORMAT_S8_UINT] = VK_FORMAT_S8_UINT,
130
131 // compressed formats
132 [PIPE_FORMAT_DXT1_RGB] = VK_FORMAT_BC1_RGB_UNORM_BLOCK,
133 [PIPE_FORMAT_DXT1_RGBA] = VK_FORMAT_BC1_RGBA_UNORM_BLOCK,
134 [PIPE_FORMAT_DXT3_RGBA] = VK_FORMAT_BC2_UNORM_BLOCK,
135 [PIPE_FORMAT_DXT5_RGBA] = VK_FORMAT_BC3_UNORM_BLOCK,
136 [PIPE_FORMAT_DXT1_SRGB] = VK_FORMAT_BC1_RGB_SRGB_BLOCK,
137 [PIPE_FORMAT_DXT1_SRGBA] = VK_FORMAT_BC1_RGBA_SRGB_BLOCK,
138 [PIPE_FORMAT_DXT3_SRGBA] = VK_FORMAT_BC2_SRGB_BLOCK,
139 [PIPE_FORMAT_DXT5_SRGBA] = VK_FORMAT_BC3_SRGB_BLOCK,
140
141 [PIPE_FORMAT_RGTC1_UNORM] = VK_FORMAT_BC4_UNORM_BLOCK,
142 [PIPE_FORMAT_RGTC1_SNORM] = VK_FORMAT_BC4_SNORM_BLOCK,
143 [PIPE_FORMAT_RGTC2_UNORM] = VK_FORMAT_BC5_UNORM_BLOCK,
144 [PIPE_FORMAT_RGTC2_SNORM] = VK_FORMAT_BC5_SNORM_BLOCK,
145 [PIPE_FORMAT_BPTC_RGBA_UNORM] = VK_FORMAT_BC7_UNORM_BLOCK,
146 [PIPE_FORMAT_BPTC_SRGBA] = VK_FORMAT_BC7_SRGB_BLOCK,
147 [PIPE_FORMAT_BPTC_RGB_FLOAT] = VK_FORMAT_BC6H_SFLOAT_BLOCK,
148 [PIPE_FORMAT_BPTC_RGB_UFLOAT] = VK_FORMAT_BC6H_UFLOAT_BLOCK,
149 };
150
151 enum pipe_format
zink_decompose_vertex_format(enum pipe_format format)152 zink_decompose_vertex_format(enum pipe_format format)
153 {
154 const struct util_format_description *desc = util_format_description(format);
155 unsigned first_non_void = util_format_get_first_non_void_channel(format);
156 enum pipe_format new_format;
157 assert(first_non_void == 0);
158 if (!desc->is_array)
159 return PIPE_FORMAT_NONE;
160 if (desc->is_unorm) {
161 enum pipe_format unorm_formats[] = {
162 PIPE_FORMAT_R8_UNORM,
163 PIPE_FORMAT_R16_UNORM,
164 PIPE_FORMAT_R32_UNORM
165 };
166 return unorm_formats[desc->channel[first_non_void].size >> 4];
167 } else if (desc->is_snorm) {
168 enum pipe_format snorm_formats[] = {
169 PIPE_FORMAT_R8_SNORM,
170 PIPE_FORMAT_R16_SNORM,
171 PIPE_FORMAT_R32_SNORM
172 };
173 return snorm_formats[desc->channel[first_non_void].size >> 4];
174 } else {
175 enum pipe_format uint_formats[][3] = {
176 {PIPE_FORMAT_R8_USCALED, PIPE_FORMAT_R16_USCALED, PIPE_FORMAT_R32_USCALED},
177 {PIPE_FORMAT_R8_UINT, PIPE_FORMAT_R16_UINT, PIPE_FORMAT_R32_UINT},
178 };
179 enum pipe_format sint_formats[][3] = {
180 {PIPE_FORMAT_R8_SSCALED, PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R32_SSCALED},
181 {PIPE_FORMAT_R8_SINT, PIPE_FORMAT_R16_SINT, PIPE_FORMAT_R32_SINT},
182 };
183 switch (desc->channel[first_non_void].type) {
184 case UTIL_FORMAT_TYPE_UNSIGNED:
185 return uint_formats[desc->channel[first_non_void].pure_integer][desc->channel[first_non_void].size >> 4];
186 case UTIL_FORMAT_TYPE_SIGNED:
187 return sint_formats[desc->channel[first_non_void].pure_integer][desc->channel[first_non_void].size >> 4];
188 case UTIL_FORMAT_TYPE_FLOAT:
189 return desc->channel[first_non_void].size == 16 ? PIPE_FORMAT_R16_FLOAT : PIPE_FORMAT_R32_FLOAT;
190 break;
191 default:
192 return PIPE_FORMAT_NONE;
193 }
194 }
195 return new_format;
196 }
197
198 VkFormat
zink_pipe_format_to_vk_format(enum pipe_format format)199 zink_pipe_format_to_vk_format(enum pipe_format format)
200 {
201 return formats[format];
202 }
203
204
205 bool
zink_format_is_voidable_rgba_variant(enum pipe_format format)206 zink_format_is_voidable_rgba_variant(enum pipe_format format)
207 {
208 const struct util_format_description *desc = util_format_description(format);
209 unsigned chan;
210
211 if(desc->block.width != 1 ||
212 desc->block.height != 1 ||
213 (desc->block.bits != 32 && desc->block.bits != 64))
214 return false;
215
216 if (desc->nr_channels != 4)
217 return false;
218
219 unsigned size = desc->channel[0].size;
220 for(chan = 0; chan < 4; ++chan) {
221 if(desc->channel[chan].size != size)
222 return false;
223 }
224
225 return true;
226 }
227