4 /**************************************************************************
6 * Copyright 2010 VMware, Inc.
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the
11 * "Software"), to deal in the Software without restriction, including
12 * without limitation the rights to use, copy, modify, merge, publish,
13 * distribute, sub license, and/or sell copies of the Software, and to
14 * permit persons to whom the Software is furnished to do so, subject to
15 * the following conditions:
17 * The above copyright notice and this permission notice (including the
18 * next paragraph) shall be included in all copies or substantial portions
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
24 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
25 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
26 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
27 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 **************************************************************************/
35 from u_format_parse
import *
39 def layout_map(layout
):
40 return 'UTIL_FORMAT_LAYOUT_' + str(layout
).upper()
43 def colorspace_map(colorspace
):
44 return 'UTIL_FORMAT_COLORSPACE_' + str(colorspace
).upper()
47 colorspace_channels_map
= {
48 'rgb': ['r', 'g', 'b', 'a'],
49 'srgb': ['sr', 'sg', 'sb', 'a'],
51 'yuv': ['y', 'u', 'v'],
56 VOID
: "UTIL_FORMAT_TYPE_VOID",
57 UNSIGNED
: "UTIL_FORMAT_TYPE_UNSIGNED",
58 SIGNED
: "UTIL_FORMAT_TYPE_SIGNED",
59 FIXED
: "UTIL_FORMAT_TYPE_FIXED",
60 FLOAT
: "UTIL_FORMAT_TYPE_FLOAT",
72 SWIZZLE_X
: "UTIL_FORMAT_SWIZZLE_X",
73 SWIZZLE_Y
: "UTIL_FORMAT_SWIZZLE_Y",
74 SWIZZLE_Z
: "UTIL_FORMAT_SWIZZLE_Z",
75 SWIZZLE_W
: "UTIL_FORMAT_SWIZZLE_W",
76 SWIZZLE_0
: "UTIL_FORMAT_SWIZZLE_0",
77 SWIZZLE_1
: "UTIL_FORMAT_SWIZZLE_1",
78 SWIZZLE_NONE
: "UTIL_FORMAT_SWIZZLE_NONE",
82 def write_format_table(formats
):
83 print '/* This file is autogenerated by u_format_table.py from u_format.csv. Do not edit directly. */'
85 # This will print the copyright message on the top of this file
86 print CopyRight
.strip()
88 print '#include "u_format.h"'
89 print '#include "u_format_s3tc.h"'
90 print '#include "u_format_rgtc.h"'
91 print '#include "u_format_latc.h"'
92 print '#include "u_format_etc.h"'
95 u_format_pack
.generate(formats
)
97 def do_channel_array(channels
, swizzles
):
100 channel
= channels
[i
]
106 print " {%s, %s, %s, %u, %u}%s\t/* %s = %s */" % (type_map
[channel
.type], bool_map(channel
.norm
), bool_map(channel
.pure
), channel
.size
, channel
.shift
, sep
, "xyzw"[i
], channel
.name
)
108 print " {0, 0, 0, 0, 0}%s" % (sep
,)
111 def do_swizzle_array(channels
, swizzles
):
114 swizzle
= swizzles
[i
]
120 comment
= colorspace_channels_map
[format
.colorspace
][i
]
121 except (KeyError, IndexError):
123 print " %s%s\t/* %s */" % (swizzle_map
[swizzle
], sep
, comment
)
126 for format
in formats
:
127 print 'const struct util_format_description'
128 print 'util_format_%s_description = {' % (format
.short_name(),)
129 print " %s," % (format
.name
,)
130 print " \"%s\"," % (format
.name
,)
131 print " \"%s\"," % (format
.short_name(),)
132 print " {%u, %u, %u},\t/* block */" % (format
.block_width
, format
.block_height
, format
.block_size())
133 print " %s," % (layout_map(format
.layout
),)
134 print " %u,\t/* nr_channels */" % (format
.nr_channels(),)
135 print " %s,\t/* is_array */" % (bool_map(format
.is_array()),)
136 print " %s,\t/* is_bitmask */" % (bool_map(format
.is_bitmask()),)
137 print " %s,\t/* is_mixed */" % (bool_map(format
.is_mixed()),)
138 u_format_pack
.print_channels(format
, do_channel_array
)
139 u_format_pack
.print_channels(format
, do_swizzle_array
)
140 print " %s," % (colorspace_map(format
.colorspace
),)
142 if format
.layout
in ('bptc', 'astc'):
144 if format
.layout
== 'etc' and format
.short_name() != 'etc1_rgb8':
146 if format
.colorspace
!= ZS
and not format
.is_pure_color() and access
:
147 print " &util_format_%s_unpack_rgba_8unorm," % format
.short_name()
148 print " &util_format_%s_pack_rgba_8unorm," % format
.short_name()
149 if format
.layout
== 's3tc' or format
.layout
== 'rgtc':
150 print " &util_format_%s_fetch_rgba_8unorm," % format
.short_name()
152 print " NULL, /* fetch_rgba_8unorm */"
153 print " &util_format_%s_unpack_rgba_float," % format
.short_name()
154 print " &util_format_%s_pack_rgba_float," % format
.short_name()
155 print " &util_format_%s_fetch_rgba_float," % format
.short_name()
157 print " NULL, /* unpack_rgba_8unorm */"
158 print " NULL, /* pack_rgba_8unorm */"
159 print " NULL, /* fetch_rgba_8unorm */"
160 print " NULL, /* unpack_rgba_float */"
161 print " NULL, /* pack_rgba_float */"
162 print " NULL, /* fetch_rgba_float */"
163 if format
.has_depth():
164 print " &util_format_%s_unpack_z_32unorm," % format
.short_name()
165 print " &util_format_%s_pack_z_32unorm," % format
.short_name()
166 print " &util_format_%s_unpack_z_float," % format
.short_name()
167 print " &util_format_%s_pack_z_float," % format
.short_name()
169 print " NULL, /* unpack_z_32unorm */"
170 print " NULL, /* pack_z_32unorm */"
171 print " NULL, /* unpack_z_float */"
172 print " NULL, /* pack_z_float */"
173 if format
.has_stencil():
174 print " &util_format_%s_unpack_s_8uint," % format
.short_name()
175 print " &util_format_%s_pack_s_8uint," % format
.short_name()
177 print " NULL, /* unpack_s_8uint */"
178 print " NULL, /* pack_s_8uint */"
179 if format
.is_pure_unsigned():
180 print " &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format
.short_name()
181 print " &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format
.short_name()
182 print " &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format
.short_name()
183 print " &util_format_%s_pack_signed, /* pack_rgba_sint */" % format
.short_name()
184 print " &util_format_%s_fetch_unsigned, /* fetch_rgba_uint */" % format
.short_name()
185 print " NULL /* fetch_rgba_sint */"
186 elif format
.is_pure_signed():
187 print " &util_format_%s_unpack_unsigned, /* unpack_rgba_uint */" % format
.short_name()
188 print " &util_format_%s_pack_unsigned, /* pack_rgba_uint */" % format
.short_name()
189 print " &util_format_%s_unpack_signed, /* unpack_rgba_sint */" % format
.short_name()
190 print " &util_format_%s_pack_signed, /* pack_rgba_sint */" % format
.short_name()
191 print " NULL, /* fetch_rgba_uint */"
192 print " &util_format_%s_fetch_signed /* fetch_rgba_sint */" % format
.short_name()
194 print " NULL, /* unpack_rgba_uint */"
195 print " NULL, /* pack_rgba_uint */"
196 print " NULL, /* unpack_rgba_sint */"
197 print " NULL, /* pack_rgba_sint */"
198 print " NULL, /* fetch_rgba_uint */"
199 print " NULL /* fetch_rgba_sint */"
203 print "const struct util_format_description *"
204 print "util_format_description(enum pipe_format format)"
206 print " if (format >= PIPE_FORMAT_COUNT) {"
207 print " return NULL;"
210 print " switch (format) {"
211 for format
in formats
:
212 print " case %s:" % format
.name
213 print " return &util_format_%s_description;" % (format
.short_name(),)
215 print " return NULL;"
224 for arg
in sys
.argv
[1:]:
225 formats
.extend(parse(arg
))
226 write_format_table(formats
)
229 if __name__
== '__main__':