Mercurial > sdl-ios-xcode
annotate src/video/photon/SDL_photon_pixelfmt.c @ 3197:434ce3242e1c
Alexei Tereschenko
Why not to use hardware vertex processing instead of software one if
it is available in D3D render driver? With hardware processing
testsprite2 runs three times faster on all videocards which I could
test.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 16 Jun 2009 14:34:15 +0000 |
| parents | 44d5474c2c8a |
| children | f96615051c8c |
| rev | line source |
|---|---|
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2009 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 |
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22 QNX Photon GUI SDL driver |
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23 Copyright (C) 2009 Mike Gorchak |
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24 (mike@malva.ua, lestat@i.com.ua) |
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25 */ |
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26 |
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27 #include "SDL_photon_pixelfmt.h" |
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28 |
| 3139 | 29 uint32_t |
| 30 photon_bits_to_sdl_pixelformat(uint32_t pixelfmt) | |
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31 { |
| 3139 | 32 switch (pixelfmt) { |
| 33 case 8: | |
| 34 { | |
| 35 return SDL_PIXELFORMAT_INDEX8; | |
| 36 } | |
| 37 break; | |
| 38 case 15: | |
| 39 { | |
| 40 return SDL_PIXELFORMAT_ARGB1555; | |
| 41 } | |
| 42 break; | |
| 43 case 16: | |
| 44 { | |
| 45 return SDL_PIXELFORMAT_RGB565; | |
| 46 } | |
| 47 break; | |
| 48 case 24: | |
| 49 { | |
| 50 return SDL_PIXELFORMAT_RGB888; | |
| 51 } | |
| 52 break; | |
| 53 case 32: | |
| 54 { | |
| 55 return SDL_PIXELFORMAT_ARGB8888; | |
| 56 } | |
| 57 break; | |
| 58 } | |
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59 } |
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60 |
| 3139 | 61 uint32_t |
| 62 photon_sdl_to_bits_pixelformat(uint32_t pixelfmt) | |
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63 { |
| 3139 | 64 switch (pixelfmt) { |
| 65 case SDL_PIXELFORMAT_INDEX8: | |
| 66 { | |
| 67 return 8; | |
| 68 } | |
| 69 break; | |
| 70 case SDL_PIXELFORMAT_ARGB1555: | |
| 71 { | |
| 72 return 15; | |
| 73 } | |
| 74 break; | |
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75 case SDL_PIXELFORMAT_RGB555: |
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76 { |
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77 return 15; |
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78 } |
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79 break; |
| 3139 | 80 case SDL_PIXELFORMAT_ABGR1555: |
| 81 { | |
| 82 return 15; | |
| 83 } | |
| 84 break; | |
| 85 case SDL_PIXELFORMAT_RGB565: | |
| 86 { | |
| 87 return 16; | |
| 88 } | |
| 89 break; | |
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90 case SDL_PIXELFORMAT_RGB24: |
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91 { |
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92 return 24; |
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93 } |
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94 break; |
| 3139 | 95 case SDL_PIXELFORMAT_RGB888: |
| 96 { | |
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97 return 32; |
| 3139 | 98 } |
| 99 break; | |
| 100 case SDL_PIXELFORMAT_BGRA8888: | |
| 101 { | |
| 102 return 32; | |
| 103 } | |
| 104 break; | |
| 105 case SDL_PIXELFORMAT_ARGB8888: | |
| 106 { | |
| 107 return 32; | |
| 108 } | |
| 109 break; | |
| 110 case SDL_PIXELFORMAT_YV12: | |
| 111 { | |
| 112 return 8; | |
| 113 } | |
| 114 break; | |
| 115 case SDL_PIXELFORMAT_YUY2: | |
| 116 { | |
| 117 return 16; | |
| 118 } | |
| 119 break; | |
| 120 case SDL_PIXELFORMAT_UYVY: | |
| 121 { | |
| 122 return 16; | |
| 123 } | |
| 124 break; | |
| 125 case SDL_PIXELFORMAT_YVYU: | |
| 126 { | |
| 127 return 16; | |
| 128 } | |
| 129 break; | |
| 130 } | |
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131 |
| 3139 | 132 return 0; |
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133 } |
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134 |
| 3139 | 135 uint32_t |
| 136 photon_image_to_sdl_pixelformat(uint32_t pixelfmt) | |
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137 { |
| 3139 | 138 switch (pixelfmt) { |
| 139 case Pg_IMAGE_PALETTE_BYTE: | |
| 140 { | |
| 141 return SDL_PIXELFORMAT_INDEX8; | |
| 142 } | |
| 143 break; | |
| 144 case Pg_IMAGE_DIRECT_8888: | |
| 145 { | |
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146 return SDL_PIXELFORMAT_ARGB8888; |
| 3139 | 147 } |
| 148 break; | |
| 149 case Pg_IMAGE_DIRECT_888: | |
| 150 { | |
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151 return SDL_PIXELFORMAT_RGB24; |
| 3139 | 152 } |
| 153 break; | |
| 154 case Pg_IMAGE_DIRECT_565: | |
| 155 { | |
| 156 return SDL_PIXELFORMAT_RGB565; | |
| 157 } | |
| 158 break; | |
| 159 case Pg_IMAGE_DIRECT_555: | |
| 160 { | |
| 161 return SDL_PIXELFORMAT_RGB555; | |
| 162 } | |
| 163 break; | |
| 164 case Pg_IMAGE_DIRECT_1555: | |
| 165 { | |
| 166 return SDL_PIXELFORMAT_ARGB1555; | |
| 167 } | |
| 168 break; | |
| 169 } | |
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170 |
| 3139 | 171 return 0; |
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172 } |
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173 |
| 3139 | 174 uint32_t |
| 175 photon_sdl_to_image_pixelformat(uint32_t pixelfmt) | |
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176 { |
| 3139 | 177 switch (pixelfmt) { |
| 178 case SDL_PIXELFORMAT_INDEX8: | |
| 179 { | |
| 180 return Pg_IMAGE_PALETTE_BYTE; | |
| 181 } | |
| 182 break; | |
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183 case SDL_PIXELFORMAT_ARGB8888: |
| 3139 | 184 { |
| 185 return Pg_IMAGE_DIRECT_8888; | |
| 186 } | |
| 187 break; | |
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188 case SDL_PIXELFORMAT_RGB24: |
| 3139 | 189 { |
| 190 return Pg_IMAGE_DIRECT_888; | |
| 191 } | |
| 192 break; | |
| 193 case SDL_PIXELFORMAT_RGB565: | |
| 194 { | |
| 195 return Pg_IMAGE_DIRECT_565; | |
| 196 } | |
| 197 break; | |
| 198 case SDL_PIXELFORMAT_ARGB1555: | |
| 199 { | |
| 200 return Pg_IMAGE_DIRECT_1555; | |
| 201 } | |
| 202 break; | |
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203 case SDL_PIXELFORMAT_RGB555: |
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204 { |
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205 return Pg_IMAGE_DIRECT_555; |
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206 } |
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207 break; |
| 3139 | 208 } |
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209 |
| 3139 | 210 return 0; |
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211 } |
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212 |
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213 /* vi: set ts=4 sw=4 expandtab: */ |