builtin_types.sh

   1 #!/bin/sh
   2 #
   3 # Copyright © 2009 Intel Corporation
   4 #
   5 # Permission is hereby granted, free of charge, to any person obtaining a
   6 # copy of this software and associated documentation files (the "Software"),
   7 # to deal in the Software without restriction, including without limitation
   8 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 # and/or sell copies of the Software, and to permit persons to whom the
  10 # Software is furnished to do so, subject to the following conditions:
  11 #
  12 # The above copyright notice and this permission notice (including the next
  13 # paragraph) shall be included in all copies or substantial portions of the
  14 # Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22 # DEALINGS IN THE SOFTWARE.
  23
  24 # gen_integral_type <name> <base_type> <vector elements> <matrix rows>
  25 function gen_integral_type
  26 {
  27     printf '   glsl_type( %17s, %u, %u, "%s"),\n' $2 $3 $4 $1
  28     index=$((index + 1))
  29 }
  30
  31 # gen_struct_type <name>
  32 function gen_struct_type
  33 {
  34     elements=$(printf "%s_fields" $1)
  35     printf '   glsl_type(%s,\n             Elements(%s),\n             "%s"),\n' \
  36         $elements $elements $1
  37 }
  38
  39 # gen_sampler_type <name> <dimensions> <shadow> <array> <type>
  40 function gen_sampler_type
  41 {
  42     name=$(printf "sampler%s" $1)
  43
  44     if [ $4 -eq 1 ]; then
  45         name=$(printf "%sArray" $name)
  46     fi
  47
  48     if [ $3 -eq 1 ]; then
  49         name=$(printf "%sShadow" $name)
  50     fi
  51
  52     if [ $5 == GLSL_TYPE_INT ]; then
  53         name=$(printf "i%s" $name)
  54     elif [ $5 == GLSL_TYPE_UINT ]; then
  55         name=$(printf "u%s" $name)
  56     fi
  57
  58     printf '   glsl_type(%21s, %u, %u, %15s, "%s"),\n' \
  59         $2 $3 $4 $5 $name
  60 }
  61
  62 function gen_header
  63 {
  64     if [ x$1 == x ]; then
  65         name="builtin_types"
  66     else
  67         name="builtin_${1}_types"
  68     fi
  69
  70     printf "\nstatic const struct glsl_type %s[] = {\n" $name
  71 }
  72
  73 function gen_footer
  74 {
  75     printf "};\n"
  76 }
  77
  78 function gen_struct_field_header
  79 {
  80     printf "\nstatic const struct glsl_struct_field %s_fields[] = {\n" $1
  81 }
  82
  83 function gen_struct_field_footer
  84 {
  85     printf "};\n"
  86 }
  87
  88 function gen_struct_field
  89 {
  90     printf '   { & %s[%2u], "%s" },\n' $1 $2 "$3"
  91 }
  92
  93 cat <<EOF
  94 /* THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT! See builtin_types.sh. */
  95 /*
  96  * Copyright © 2009 Intel Corporation
  97  *
  98  * Permission is hereby granted, free of charge, to any person obtaining a
  99  * copy of this software and associated documentation files (the "Software"),
 100  * to deal in the Software without restriction, including without limitation
 101  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 102  * and/or sell copies of the Software, and to permit persons to whom the
 103  * Software is furnished to do so, subject to the following conditions:
 104  *
 105  * The above copyright notice and this permission notice (including the next
 106  * paragraph) shall be included in all copies or substantial portions of the
 107  * Software.
 108  *
 109  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 110  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 111  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 112  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 113  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 114  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 115  * DEALINGS IN THE SOFTWARE.
 116  */
 117
 118 #ifndef Elements
 119 #define Elements(x) (sizeof(x)/sizeof(*(x)))
 120 #endif
 121
 122 static const struct glsl_type _error_type =
 123    glsl_type(GLSL_TYPE_ERROR, 0, 0, "");
 124
 125 static const struct glsl_type void_type =
 126    glsl_type(GLSL_TYPE_VOID, 0, 0, "void");
 127
 128 const glsl_type *const glsl_type::error_type = & _error_type;
 129
 130 EOF
 131
 132 echo '/** \name Core built-in types'
 133 echo ' *'
 134 echo ' * These types exist in all versions of GLSL.'
 135 echo ' */'
 136 echo '/*@{*/'
 137 gen_header "core"
 138
 139 index=0;
 140 bool_index=$index
 141 gen_integral_type "bool" "GLSL_TYPE_BOOL" 1 1
 142 for i in 2 3 4; do
 143     gen_integral_type "bvec$i" "GLSL_TYPE_BOOL" $i 1
 144 done
 145
 146 int_index=$index
 147 gen_integral_type "int" "GLSL_TYPE_INT" 1 1
 148 for i in 2 3 4; do
 149     gen_integral_type "ivec$i" "GLSL_TYPE_INT" $i 1
 150 done
 151
 152 float_index=$index
 153 gen_integral_type "float" "GLSL_TYPE_FLOAT" 1 1
 154 for i in 2 3 4; do
 155     gen_integral_type "vec$i" "GLSL_TYPE_FLOAT" $i 1
 156 done
 157
 158 matX_index=$index
 159 for i in 2 3 4; do
 160     gen_integral_type "mat$i" "GLSL_TYPE_FLOAT" $i $i
 161 done
 162
 163 for i in "1D" "2D"; do
 164     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 0 "GLSL_TYPE_FLOAT"
 165     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 1 0 "GLSL_TYPE_FLOAT"
 166 done
 167
 168 gen_sampler_type "3D"     "GLSL_SAMPLER_DIM_3D"   0 0 "GLSL_TYPE_FLOAT"
 169 gen_sampler_type "Cube"   "GLSL_SAMPLER_DIM_CUBE" 0 0 "GLSL_TYPE_FLOAT"
 170 gen_sampler_type "2DRect" "GLSL_SAMPLER_DIM_RECT" 0 0 "GLSL_TYPE_FLOAT"
 171 gen_sampler_type "2DRect" "GLSL_SAMPLER_DIM_RECT" 1 0 "GLSL_TYPE_FLOAT"
 172
 173 gen_footer
 174
 175 echo
 176 echo 'const glsl_type *const glsl_type::bool_type  = & builtin_core_types['$bool_index'];'
 177 echo 'const glsl_type *const glsl_type::int_type   = & builtin_core_types['$int_index'];'
 178 echo 'const glsl_type *const glsl_type::float_type = & builtin_core_types['$float_index'];'
 179 echo 'const glsl_type *const glsl_type::mat2_type = & builtin_core_types['$(($matX_index + 0))'];'
 180 echo 'const glsl_type *const glsl_type::mat3_type = & builtin_core_types['$(($matX_index + 1))'];'
 181 echo 'const glsl_type *const glsl_type::mat4_type = & builtin_core_types['$(($matX_index + 2))'];'
 182 echo '/*@}*/'
 183
 184 echo
 185 echo '/** \name GLSL structures that have not been deprecated.'
 186 echo ' */'
 187 echo '/*@{*/'
 188 gen_struct_field_header gl_DepthRangeParameters
 189 gen_struct_field builtin_core_types 8 "near"
 190 gen_struct_field builtin_core_types 8 "far"
 191 gen_struct_field builtin_core_types 8 "diff"
 192 gen_struct_field_footer
 193
 194 gen_header "structure"
 195 gen_struct_type gl_DepthRangeParameters
 196 gen_footer
 197 echo '/*@}*/'
 198
 199 echo
 200 echo '/** \name GLSL 1.00 / 1.10 structures that are deprecated in GLSL 1.30'
 201 echo ' */'
 202 echo '/*@{*/'
 203 gen_struct_field_header gl_PointParameters
 204 gen_struct_field builtin_core_types 8 "size"
 205 gen_struct_field builtin_core_types 8 "sizeMin"
 206 gen_struct_field builtin_core_types 8 "sizeMax"
 207 gen_struct_field builtin_core_types 8 "fadeThresholdSize"
 208 gen_struct_field builtin_core_types 8 "distanceConstantAttenuation"
 209 gen_struct_field builtin_core_types 8 "distanceLinearAttenuation"
 210 gen_struct_field builtin_core_types 8 "distanceQuadraticAttenuation"
 211 gen_struct_field_footer
 212
 213 gen_struct_field_header gl_MaterialParameters
 214 gen_struct_field builtin_core_types 11 "emission"
 215 gen_struct_field builtin_core_types 11 "ambient"
 216 gen_struct_field builtin_core_types 11 "diffuse"
 217 gen_struct_field builtin_core_types 11 "specular"
 218 gen_struct_field builtin_core_types 8  "shininess"
 219 gen_struct_field_footer
 220
 221 gen_struct_field_header gl_LightSourceParameters
 222 gen_struct_field builtin_core_types 11 "ambient"
 223 gen_struct_field builtin_core_types 11 "diffuse"
 224 gen_struct_field builtin_core_types 11 "specular"
 225 gen_struct_field builtin_core_types 11 "position"
 226 gen_struct_field builtin_core_types 11 "halfVector"
 227 gen_struct_field builtin_core_types 10 "spotDirection"
 228 gen_struct_field builtin_core_types 8  "spotExponent"
 229 gen_struct_field builtin_core_types 8  "spotCutoff"
 230 gen_struct_field builtin_core_types 8  "spotCosCutoff"
 231 gen_struct_field builtin_core_types 8  "constantAttenuation"
 232 gen_struct_field builtin_core_types 8  "linearAttenuation"
 233 gen_struct_field builtin_core_types 8  "quadraticAttenuation"
 234 gen_struct_field_footer
 235
 236 gen_struct_field_header gl_LightModelParameters
 237 gen_struct_field builtin_core_types 11 "ambient"
 238 gen_struct_field_footer
 239
 240 gen_struct_field_header gl_LightModelProducts
 241 gen_struct_field builtin_core_types 11 "sceneColor"
 242 gen_struct_field_footer
 243
 244 gen_struct_field_header gl_LightProducts
 245 gen_struct_field builtin_core_types 11 "ambient"
 246 gen_struct_field builtin_core_types 11 "diffuse"
 247 gen_struct_field builtin_core_types 11 "specular"
 248 gen_struct_field_footer
 249
 250 gen_struct_field_header gl_FogParameters
 251 gen_struct_field builtin_core_types 11 "color"
 252 gen_struct_field builtin_core_types 8  "density"
 253 gen_struct_field builtin_core_types 8  "start"
 254 gen_struct_field builtin_core_types 8  "end"
 255 gen_struct_field builtin_core_types 8  "scale"
 256 gen_struct_field_footer
 257
 258 gen_header "110_deprecated_structure"
 259 gen_struct_type gl_PointParameters
 260 gen_struct_type gl_MaterialParameters
 261 gen_struct_type gl_LightSourceParameters
 262 gen_struct_type gl_LightModelParameters
 263 gen_struct_type gl_LightModelProducts
 264 gen_struct_type gl_LightProducts
 265 gen_struct_type gl_FogParameters
 266 gen_footer
 267 echo '/*@}*/'
 268
 269
 270 echo
 271 echo '/** \name Types added in GLSL 1.20'
 272 echo ' */'
 273 echo '/*@{*/'
 274 gen_header "120"
 275 for c in 2 3 4; do
 276     for r in 2 3 4; do
 277         if [ $c -ne $r ]; then
 278             gen_integral_type "mat${c}x${r}" "GLSL_TYPE_FLOAT" $r $c
 279         fi
 280     done
 281 done
 282 gen_footer
 283
 284 echo 'const glsl_type *const glsl_type::mat2x3_type = & builtin_120_types[0];'
 285 echo 'const glsl_type *const glsl_type::mat2x4_type = & builtin_120_types[1];'
 286 echo 'const glsl_type *const glsl_type::mat3x2_type = & builtin_120_types[2];'
 287 echo 'const glsl_type *const glsl_type::mat3x4_type = & builtin_120_types[3];'
 288 echo 'const glsl_type *const glsl_type::mat4x2_type = & builtin_120_types[4];'
 289 echo 'const glsl_type *const glsl_type::mat4x3_type = & builtin_120_types[5];'
 290 echo '/*@}*/'
 291 echo
 292 echo '/** \name Types added in GLSL 1.30'
 293 echo ' */'
 294 echo '/*@{*/'
 295 gen_header "130"
 296 index=0;
 297 uint_index=$index
 298 gen_integral_type "uint" "GLSL_TYPE_UINT" 1 1
 299 for i in 2 3 4; do
 300     gen_integral_type "uvec$i" "GLSL_TYPE_UINT" $i 1
 301 done
 302
 303 echo
 304 echo "   /* 1D and 2D texture arrays */"
 305 for i in "1D" "2D"; do
 306     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 1 "GLSL_TYPE_FLOAT"
 307     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 1 "GLSL_TYPE_INT"
 308     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 1 "GLSL_TYPE_UINT"
 309     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 1 1 "GLSL_TYPE_FLOAT"
 310 done
 311
 312 echo
 313 echo "   /* cube shadow samplers */"
 314 gen_sampler_type "Cube"   "GLSL_SAMPLER_DIM_CUBE" 1 0 "GLSL_TYPE_FLOAT"
 315
 316 echo
 317 echo "   /* signed and unsigned integer samplers */"
 318 for i in "1D" "2D" "3D"; do
 319     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 0 "GLSL_TYPE_INT"
 320     gen_sampler_type $i "GLSL_SAMPLER_DIM_$i" 0 0 "GLSL_TYPE_UINT"
 321 done
 322
 323 gen_sampler_type "Cube"   "GLSL_SAMPLER_DIM_CUBE" 0 0 "GLSL_TYPE_INT"
 324 gen_sampler_type "Cube"   "GLSL_SAMPLER_DIM_CUBE" 0 0 "GLSL_TYPE_UINT"
 325
 326 gen_footer
 327 echo ''
 328 echo 'const glsl_type *const glsl_type::uint_type = & builtin_130_types['$uint_index'];'
 329 echo '/*@}*/'
 330
 331 echo
 332 echo '/** \name Sampler types added by GL_EXT_texture_buffer_object'
 333 echo ' */'
 334 echo '/*@{*/'
 335 gen_header "EXT_texture_buffer_object"
 336 gen_sampler_type "Buffer" "GLSL_SAMPLER_DIM_BUF" 0 0 "GLSL_TYPE_FLOAT"
 337 gen_sampler_type "Buffer" "GLSL_SAMPLER_DIM_BUF" 0 0 "GLSL_TYPE_INT"
 338 gen_sampler_type "Buffer" "GLSL_SAMPLER_DIM_BUF" 0 0 "GLSL_TYPE_UINT"
 339 gen_footer
 340 echo '/*@}*/'