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gerrit-public.fairphone.software / platform / external / skia / 9f37246d6856d40f916e8f1fff5b43cfdc42e567 / . / src / gpu / vk / GrVkUtil.cpp
blob: a6a9d4c1a1df29072efb33b1d2650c6cbf98fe7a [file] [log] [blame]
Greg Daniel164a9f02016-02-22 09:56:40 -0500[diff] [blame]1/*
2 * Copyright 2015 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "GrVkUtil.h"
9
10bool GrPixelConfigToVkFormat(GrPixelConfig config, VkFormat* format) {
11 VkFormat dontCare;
12 if (!format) {
13 format = &dontCare;
14 }
15
16 switch (config) {
17 case kRGBA_8888_GrPixelConfig:
18 *format = VK_FORMAT_R8G8B8A8_UNORM;
19 break;
20 case kBGRA_8888_GrPixelConfig:
21 *format = VK_FORMAT_B8G8R8A8_UNORM;
22 break;
23 case kSRGBA_8888_GrPixelConfig:
24 *format = VK_FORMAT_R8G8B8A8_SRGB;
25 break;
jvanverth9f372462016-04-06 06:08:59 -0700[diff] [blame^]26 case kSBGRA_8888_GrPixelConfig:
27 *format = VK_FORMAT_B8G8R8A8_SRGB;
28 break;
Greg Daniel164a9f02016-02-22 09:56:40 -0500[diff] [blame]29 case kRGB_565_GrPixelConfig:
30 *format = VK_FORMAT_R5G6B5_UNORM_PACK16;
31 break;
32 case kRGBA_4444_GrPixelConfig:
33 *format = VK_FORMAT_R4G4B4A4_UNORM_PACK16;
34 break;
35 case kIndex_8_GrPixelConfig:
jvanverth9f372462016-04-06 06:08:59 -0700[diff] [blame^]36 // No current vulkan support for this config
Greg Daniel164a9f02016-02-22 09:56:40 -0500[diff] [blame]37 return false;
38 case kAlpha_8_GrPixelConfig:
39 *format = VK_FORMAT_R8_UNORM;
40 break;
41 case kETC1_GrPixelConfig:
42 // converting to ETC2 which is a superset of ETC1
43 *format = VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK;
44 break;
45 case kLATC_GrPixelConfig:
jvanverth9f372462016-04-06 06:08:59 -0700[diff] [blame^]46 // No current vulkan support for this config
Greg Daniel164a9f02016-02-22 09:56:40 -0500[diff] [blame]47 return false;
48 case kR11_EAC_GrPixelConfig:
49 *format = VK_FORMAT_EAC_R11_UNORM_BLOCK;
50 break;
51 case kASTC_12x12_GrPixelConfig:
52 *format = VK_FORMAT_ASTC_12x12_UNORM_BLOCK;
53 break;
54 case kRGBA_float_GrPixelConfig:
55 *format = VK_FORMAT_R32G32B32A32_SFLOAT;
56 break;
57 case kRGBA_half_GrPixelConfig:
58 *format = VK_FORMAT_R16G16B16A16_SFLOAT;
59 break;
60 case kAlpha_half_GrPixelConfig:
61 *format = VK_FORMAT_R16_SFLOAT;
62 break;
63 default:
64 return false;
65 }
66 return true;
67}
68
jvanverth9f372462016-04-06 06:08:59 -0700[diff] [blame^]69bool GrVkFormatToPixelConfig(VkFormat format, GrPixelConfig* config) {
70 GrPixelConfig dontCare;
71 if (!config) {
72 config = &dontCare;
73 }
74
75 switch (format) {
76 case VK_FORMAT_R8G8B8A8_UNORM:
77 *config = kRGBA_8888_GrPixelConfig;
78 break;
79 case VK_FORMAT_B8G8R8A8_UNORM:
80 *config = kBGRA_8888_GrPixelConfig;
81 break;
82 case VK_FORMAT_R8G8B8A8_SRGB:
83 *config = kSRGBA_8888_GrPixelConfig;
84 break;
85 case VK_FORMAT_B8G8R8A8_SRGB:
86 *config = kSBGRA_8888_GrPixelConfig;
87 break;
88 case VK_FORMAT_R5G6B5_UNORM_PACK16:
89 *config = kRGB_565_GrPixelConfig;
90 break;
91 case VK_FORMAT_R4G4B4A4_UNORM_PACK16:
92 *config = kRGBA_4444_GrPixelConfig;
93 break;
94 case VK_FORMAT_R8_UNORM:
95 *config = kAlpha_8_GrPixelConfig;
96 break;
97 case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
98 *config = kETC1_GrPixelConfig;
99 break;
100 case VK_FORMAT_EAC_R11_UNORM_BLOCK:
101 *config = kR11_EAC_GrPixelConfig;
102 break;
103 case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
104 *config = kASTC_12x12_GrPixelConfig;
105 break;
106 case VK_FORMAT_R32G32B32A32_SFLOAT:
107 *config = kRGBA_float_GrPixelConfig;
108 break;
109 case VK_FORMAT_R16G16B16A16_SFLOAT:
110 *config = kRGBA_half_GrPixelConfig;
111 break;
112 case VK_FORMAT_R16_SFLOAT:
113 *config = kAlpha_half_GrPixelConfig;
114 break;
115 default:
116 return false;
117 }
118 return true;
119}
120
Greg Daniel164a9f02016-02-22 09:56:40 -0500[diff] [blame]121bool GrSampleCountToVkSampleCount(uint32_t samples, VkSampleCountFlagBits* vkSamples) {
122 switch (samples) {
123 case 0: // fall through
124 case 1:
125 *vkSamples = VK_SAMPLE_COUNT_1_BIT;
126 return true;
127 case 2:
128 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
129 return true;
130 case 4:
131 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
132 return true;
133 case 8:
134 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
135 return true;
136 case 16:
137 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
138 return true;
139 case 32:
140 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
141 return true;
142 case 64:
143 *vkSamples = VK_SAMPLE_COUNT_2_BIT;
144 return true;
145 default:
146 return false;
147 }
148}