2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
6 * Copyright (c) 2008-2009 VMware, Inc.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
44 /* OpenGL doesn't have GL_UNSIGNED_BYTE_4_4, so we must define our own type
45 * for GL_LUMINANCE4_ALPHA4. */
46 #define MESA_UNSIGNED_BYTE_4_4 (GL_UNSIGNED_BYTE<<1)
50 * Mesa texture/renderbuffer image formats.
57 * \name Basic hardware formats
60 /* msb <------ TEXEL BITS -----------> lsb */
61 /* ---- ---- ---- ---- ---- ---- ---- ---- */
62 MESA_FORMAT_RGBA8888
, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
63 MESA_FORMAT_RGBA8888_REV
, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
64 MESA_FORMAT_ARGB8888
, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
65 MESA_FORMAT_ARGB8888_REV
, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
66 MESA_FORMAT_RGBX8888
, /* RRRR RRRR GGGG GGGG BBBB BBBB XXXX XXXX */
67 MESA_FORMAT_RGBX8888_REV
, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
68 MESA_FORMAT_XRGB8888
, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
69 MESA_FORMAT_XRGB8888_REV
, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */
70 MESA_FORMAT_RGB888
, /* RRRR RRRR GGGG GGGG BBBB BBBB */
71 MESA_FORMAT_BGR888
, /* BBBB BBBB GGGG GGGG RRRR RRRR */
72 MESA_FORMAT_RGB565
, /* RRRR RGGG GGGB BBBB */
73 MESA_FORMAT_RGB565_REV
, /* GGGB BBBB RRRR RGGG */
74 MESA_FORMAT_ARGB4444
, /* AAAA RRRR GGGG BBBB */
75 MESA_FORMAT_ARGB4444_REV
, /* GGGG BBBB AAAA RRRR */
76 MESA_FORMAT_RGBA5551
, /* RRRR RGGG GGBB BBBA */
77 MESA_FORMAT_ARGB1555
, /* ARRR RRGG GGGB BBBB */
78 MESA_FORMAT_ARGB1555_REV
, /* GGGB BBBB ARRR RRGG */
79 MESA_FORMAT_AL44
, /* AAAA LLLL */
80 MESA_FORMAT_AL88
, /* AAAA AAAA LLLL LLLL */
81 MESA_FORMAT_AL88_REV
, /* LLLL LLLL AAAA AAAA */
82 MESA_FORMAT_AL1616
, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
83 MESA_FORMAT_AL1616_REV
, /* LLLL LLLL LLLL LLLL AAAA AAAA AAAA AAAA */
84 MESA_FORMAT_RGB332
, /* RRRG GGBB */
85 MESA_FORMAT_A8
, /* AAAA AAAA */
86 MESA_FORMAT_A16
, /* AAAA AAAA AAAA AAAA */
87 MESA_FORMAT_L8
, /* LLLL LLLL */
88 MESA_FORMAT_L16
, /* LLLL LLLL LLLL LLLL */
89 MESA_FORMAT_I8
, /* IIII IIII */
90 MESA_FORMAT_I16
, /* IIII IIII IIII IIII */
91 MESA_FORMAT_YCBCR
, /* YYYY YYYY UorV UorV */
92 MESA_FORMAT_YCBCR_REV
, /* UorV UorV YYYY YYYY */
93 MESA_FORMAT_R8
, /* RRRR RRRR */
94 MESA_FORMAT_RG88
, /* RRRR RRRR GGGG GGGG */
95 MESA_FORMAT_RG88_REV
, /* GGGG GGGG RRRR RRRR */
96 MESA_FORMAT_R16
, /* RRRR RRRR RRRR RRRR */
97 MESA_FORMAT_RG1616
, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
98 MESA_FORMAT_RG1616_REV
, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
99 MESA_FORMAT_ARGB2101010
, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
100 MESA_FORMAT_Z24_S8
, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */
101 MESA_FORMAT_S8_Z24
, /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
102 MESA_FORMAT_Z16
, /* ZZZZ ZZZZ ZZZZ ZZZZ */
103 MESA_FORMAT_X8_Z24
, /* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
104 MESA_FORMAT_Z24_X8
, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ xxxx xxxx */
105 MESA_FORMAT_Z32
, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
106 MESA_FORMAT_S8
, /* SSSS SSSS */
110 * \name 8-bit/channel sRGB formats
118 MESA_FORMAT_SRGB_DXT1
,
119 MESA_FORMAT_SRGBA_DXT1
,
120 MESA_FORMAT_SRGBA_DXT3
,
121 MESA_FORMAT_SRGBA_DXT5
,
125 * \name Compressed texture formats.
128 MESA_FORMAT_RGB_FXT1
,
129 MESA_FORMAT_RGBA_FXT1
,
130 MESA_FORMAT_RGB_DXT1
,
131 MESA_FORMAT_RGBA_DXT1
,
132 MESA_FORMAT_RGBA_DXT3
,
133 MESA_FORMAT_RGBA_DXT5
,
137 * \name Floating point texture formats.
140 MESA_FORMAT_RGBA_FLOAT32
,
141 MESA_FORMAT_RGBA_FLOAT16
,
142 MESA_FORMAT_RGB_FLOAT32
,
143 MESA_FORMAT_RGB_FLOAT16
,
144 MESA_FORMAT_ALPHA_FLOAT32
,
145 MESA_FORMAT_ALPHA_FLOAT16
,
146 MESA_FORMAT_LUMINANCE_FLOAT32
,
147 MESA_FORMAT_LUMINANCE_FLOAT16
,
148 MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32
,
149 MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16
,
150 MESA_FORMAT_INTENSITY_FLOAT32
,
151 MESA_FORMAT_INTENSITY_FLOAT16
,
152 MESA_FORMAT_R_FLOAT32
,
153 MESA_FORMAT_R_FLOAT16
,
154 MESA_FORMAT_RG_FLOAT32
,
155 MESA_FORMAT_RG_FLOAT16
,
159 * \name Non-normalized signed integer formats.
160 * XXX Note: these are just stand-ins for some better hardware
161 * formats TBD such as BGRA or ARGB.
163 MESA_FORMAT_ALPHA_UINT8
,
164 MESA_FORMAT_ALPHA_UINT16
,
165 MESA_FORMAT_ALPHA_UINT32
,
166 MESA_FORMAT_ALPHA_INT8
,
167 MESA_FORMAT_ALPHA_INT16
,
168 MESA_FORMAT_ALPHA_INT32
,
170 MESA_FORMAT_INTENSITY_UINT8
,
171 MESA_FORMAT_INTENSITY_UINT16
,
172 MESA_FORMAT_INTENSITY_UINT32
,
173 MESA_FORMAT_INTENSITY_INT8
,
174 MESA_FORMAT_INTENSITY_INT16
,
175 MESA_FORMAT_INTENSITY_INT32
,
177 MESA_FORMAT_LUMINANCE_UINT8
,
178 MESA_FORMAT_LUMINANCE_UINT16
,
179 MESA_FORMAT_LUMINANCE_UINT32
,
180 MESA_FORMAT_LUMINANCE_INT8
,
181 MESA_FORMAT_LUMINANCE_INT16
,
182 MESA_FORMAT_LUMINANCE_INT32
,
184 MESA_FORMAT_LUMINANCE_ALPHA_UINT8
,
185 MESA_FORMAT_LUMINANCE_ALPHA_UINT16
,
186 MESA_FORMAT_LUMINANCE_ALPHA_UINT32
,
187 MESA_FORMAT_LUMINANCE_ALPHA_INT8
,
188 MESA_FORMAT_LUMINANCE_ALPHA_INT16
,
189 MESA_FORMAT_LUMINANCE_ALPHA_INT32
,
193 MESA_FORMAT_RGB_INT8
,
194 MESA_FORMAT_RGBA_INT8
,
196 MESA_FORMAT_RG_INT16
,
197 MESA_FORMAT_RGB_INT16
,
198 MESA_FORMAT_RGBA_INT16
,
200 MESA_FORMAT_RG_INT32
,
201 MESA_FORMAT_RGB_INT32
,
202 MESA_FORMAT_RGBA_INT32
,
205 * \name Non-normalized unsigned integer formats.
208 MESA_FORMAT_RG_UINT8
,
209 MESA_FORMAT_RGB_UINT8
,
210 MESA_FORMAT_RGBA_UINT8
,
211 MESA_FORMAT_R_UINT16
,
212 MESA_FORMAT_RG_UINT16
,
213 MESA_FORMAT_RGB_UINT16
,
214 MESA_FORMAT_RGBA_UINT16
,
215 MESA_FORMAT_R_UINT32
,
216 MESA_FORMAT_RG_UINT32
,
217 MESA_FORMAT_RGB_UINT32
,
218 MESA_FORMAT_RGBA_UINT32
,
220 /* msb <------ TEXEL BITS -----------> lsb */
221 /* ---- ---- ---- ---- ---- ---- ---- ---- */
223 * \name Signed fixed point texture formats.
226 MESA_FORMAT_DUDV8
, /* DUDU DUDU DVDV DVDV */
227 MESA_FORMAT_SIGNED_R8
, /* RRRR RRRR */
228 MESA_FORMAT_SIGNED_RG88_REV
, /* GGGG GGGG RRRR RRRR */
229 MESA_FORMAT_SIGNED_RGBX8888
, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */
230 MESA_FORMAT_SIGNED_RGBA8888
, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
231 MESA_FORMAT_SIGNED_RGBA8888_REV
,/*AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
232 MESA_FORMAT_SIGNED_R16
, /* RRRR RRRR RRRR RRRR */
233 MESA_FORMAT_SIGNED_GR1616
, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
234 MESA_FORMAT_SIGNED_RGB_16
, /* ushort[0]=R, ushort[1]=G, ushort[2]=B */
235 MESA_FORMAT_SIGNED_RGBA_16
, /* ... */
236 MESA_FORMAT_RGBA_16
, /* ... */
240 MESA_FORMAT_RED_RGTC1
,
241 MESA_FORMAT_SIGNED_RED_RGTC1
,
242 MESA_FORMAT_RG_RGTC2
,
243 MESA_FORMAT_SIGNED_RG_RGTC2
,
248 MESA_FORMAT_SIGNED_L_LATC1
,
249 MESA_FORMAT_LA_LATC2
,
250 MESA_FORMAT_SIGNED_LA_LATC2
,
253 MESA_FORMAT_SIGNED_A8
, /* AAAA AAAA */
254 MESA_FORMAT_SIGNED_L8
, /* LLLL LLLL */
255 MESA_FORMAT_SIGNED_AL88
, /* AAAA AAAA LLLL LLLL */
256 MESA_FORMAT_SIGNED_I8
, /* IIII IIII */
257 MESA_FORMAT_SIGNED_A16
, /* AAAA AAAA AAAA AAAA */
258 MESA_FORMAT_SIGNED_L16
, /* LLLL LLLL LLLL LLLL */
259 MESA_FORMAT_SIGNED_AL1616
, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
260 MESA_FORMAT_SIGNED_I16
, /* IIII IIII IIII IIII */
262 MESA_FORMAT_RGB9_E5_FLOAT
,
263 MESA_FORMAT_R11_G11_B10_FLOAT
,
265 MESA_FORMAT_Z32_FLOAT
,
266 MESA_FORMAT_Z32_FLOAT_X24S8
,
273 _mesa_get_format_name(gl_format format
);
276 _mesa_get_format_bytes(gl_format format
);
279 _mesa_get_format_bits(gl_format format
, GLenum pname
);
282 _mesa_get_format_datatype(gl_format format
);
285 _mesa_get_format_base_format(gl_format format
);
288 _mesa_get_format_block_size(gl_format format
, GLuint
*bw
, GLuint
*bh
);
291 _mesa_is_format_compressed(gl_format format
);
294 _mesa_is_format_packed_depth_stencil(gl_format format
);
297 _mesa_is_format_integer_color(gl_format format
);
300 _mesa_get_format_color_encoding(gl_format format
);
303 _mesa_format_image_size(gl_format format
, GLsizei width
,
304 GLsizei height
, GLsizei depth
);
307 _mesa_format_image_size64(gl_format format
, GLsizei width
,
308 GLsizei height
, GLsizei depth
);
311 _mesa_format_row_stride(gl_format format
, GLsizei width
);
314 _mesa_format_to_type_and_comps(gl_format format
,
315 GLenum
*datatype
, GLuint
*comps
);
318 _mesa_test_formats(void);
321 _mesa_get_srgb_format_linear(gl_format format
);
324 _mesa_get_uncompressed_format(gl_format format
);
327 _mesa_format_num_components(gl_format format
);
330 _mesa_format_matches_format_and_type(gl_format gl_format
,
331 GLenum format
, GLenum type
);
338 #endif /* FORMATS_H */