generated_tests/gen_texture_query_lod_tests.py

   1 # coding=utf-8
   2 #
   3 # Copyright © 2013, 2014 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 import os
  25 import os.path
  26 import sys
  27
  28 from mako import exceptions
  29
  30 from templates import template_file
  31 from modules import utils
  32
  33 TEMPLATE = template_file(os.path.basename(os.path.splitext(__file__)[0]),
  34                          'template.glsl_parser_test.mako')
  35
  36 SAMPLER_TYPE_TO_COORD_TYPE = {
  37     'sampler1D':              'float',
  38     'isampler1D':             'float',
  39     'usampler1D':             'float',
  40
  41     'sampler2D':              'vec2',
  42     'isampler2D':             'vec2',
  43     'usampler2D':             'vec2',
  44
  45     'sampler3D':              'vec3',
  46     'isampler3D':             'vec3',
  47     'usampler3D':             'vec3',
  48
  49     'samplerCube':            'vec3',
  50     'isamplerCube':           'vec3',
  51     'usamplerCube':           'vec3',
  52
  53     'sampler1DArray':         'float',
  54     'isampler1DArray':        'float',
  55     'usampler1DArray':        'float',
  56
  57     'sampler2DArray':         'vec2',
  58     'isampler2DArray':        'vec2',
  59     'usampler2DArray':        'vec2',
  60
  61     'samplerCubeArray':       'vec3',
  62     'isamplerCubeArray':      'vec3',
  63     'usamplerCubeArray':      'vec3',
  64
  65     'sampler1DShadow':        'float',
  66     'sampler2DShadow':        'vec2',
  67     'samplerCubeShadow':      'vec3',
  68     'sampler1DArrayShadow':   'float',
  69     'sampler2DArrayShadow':   'vec2',
  70     'samplerCubeArrayShadow': 'vec3',
  71 }
  72
  73 REQUIREMENTS = {
  74     'ARB_texture_query_lod': {
  75         'version': '1.30',
  76         'extensions': 'GL_ARB_texture_query_lod'
  77     },
  78     'glsl-4.00': {
  79         'version': '4.00',
  80         'extensions': None
  81     }
  82 }
  83
  84
  85 def main():
  86     """Main function."""
  87     for api, requirement in REQUIREMENTS.items():
  88         lod = 'Lod' if api == 'glsl-4.00' else 'LOD'
  89         dirname = os.path.join("spec", api.lower(), "compiler",
  90                                "built-in-functions")
  91         utils.safe_makedirs(dirname)
  92
  93         for sampler_type, coord_type in SAMPLER_TYPE_TO_COORD_TYPE.items():
  94             requirements = [requirement['extensions']] if requirement['extensions'] else []
  95
  96             # samplerCubeArray types are part GLSL 4.00
  97             # or GL_ARB_texture_cube_map_array.
  98             if api == "ARB_texture_query_lod" and sampler_type in [
  99                     'samplerCubeArray', 'isamplerCubeArray',
 100                     'usamplerCubeArray', 'samplerCubeArrayShadow']:
 101                 requirements.append('GL_ARB_texture_cube_map_array')
 102
 103             for execution_stage in ("vs", "fs"):
 104                 file_extension = 'frag' if execution_stage == 'fs' else 'vert'
 105                 filename = os.path.join(
 106                     dirname,
 107                     "textureQuery{0}-{1}.{2}".format(lod, sampler_type,
 108                                                      file_extension))
 109                 print(filename)
 110
 111                 with open(filename, "w") as f:
 112                     try:
 113                         f.write(TEMPLATE.render_unicode(
 114                             version=requirement['version'],
 115                             extensions=requirements,
 116                             execution_stage=execution_stage,
 117                             sampler_type=sampler_type,
 118                             coord_type=coord_type,
 119                             lod=lod))
 120                     except:
 121                         print(exceptions.text_error_template().render(), file=sys.stderr)
 122                         raise
 123
 124
 125 if __name__ == '__main__':
 126     main()