generated_tests/gen_texture_lod_tests.py

   1 # coding=utf-8
   2 # Copyright (c) 2014 Intel Corporation
   3
   4 # Permission is hereby granted, free of charge, to any person obtaining a copy
   5 # of this software and associated documentation files (the "Software"), to deal
   6 # in the Software without restriction, including without limitation the rights
   7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8 # copies of the Software, and to permit persons to whom the Software is
   9 # furnished to do so, subject to the following conditions:
  10
  11 # The above copyright notice and this permission notice shall be included in
  12 # all copies or substantial portions of the Software.
  13
  14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20 # SOFTWARE.
  21
  22 """ Generate spec/ARB_shader_texture_lod tests """
  23
  24 import os
  25 import collections
  26 import sys
  27
  28 from mako import exceptions
  29
  30 from templates import template_dir
  31 from modules import utils
  32
  33 TEMPLATES = template_dir(os.path.basename(os.path.splitext(__file__)[0]))
  34
  35 Parameters = collections.namedtuple(
  36     'Parameters', ['coord', 'grad', 'dimensions', 'mode'])
  37
  38
  39 LOD_TESTS = [
  40     Parameters('float', 'float', '1D', 'texture1D'),
  41     Parameters('vec2', 'float', '1D', 'texture1DProj'),
  42     Parameters('vec4', 'float', '1D', 'texture1DProj'),
  43     Parameters('vec3', 'float', '1DShadow', 'shadow1D'),
  44     Parameters('vec4', 'float', '1DShadow', 'shadow1DProj'),
  45     Parameters('vec2', 'vec2', '2D', 'texture2D'),
  46     Parameters('vec3', 'vec2', '2D', 'texture2DProj'),
  47     Parameters('vec4', 'vec2', '2D', 'texture2DProj'),
  48     Parameters('vec3', 'vec2', '2DShadow', 'shadow2D'),
  49     Parameters('vec4', 'vec2', '2DShadow', 'shadow2DProj'),
  50     Parameters('vec3', 'vec3', '3D', 'texture3D'),
  51     Parameters('vec4', 'vec3', '3D', 'texture3DProj'),
  52     Parameters('vec3', 'vec3', 'Cube', 'textureCube')
  53 ]
  54
  55 GRAD_TESTS = LOD_TESTS + [
  56     Parameters('vec2', 'vec2', '2DRect', 'texture2DRect'),
  57     Parameters('vec3', 'vec2', '2DRect', 'texture2DRectProj'),
  58     Parameters('vec3', 'vec2', '2DRectShadow', 'shadow2DRect'),
  59     Parameters('vec4', 'vec2', '2DRectShadow', 'shadow2DRectProj')
  60 ]
  61
  62
  63 def get_extensions(mode):
  64     """ If this test uses GL_ARB_texture_rectangle add it
  65
  66     GL_ARB_texture_rectangle is an odd extension, it is on by default, so don't
  67     generate a #extension in the shader, just in the config block.
  68
  69     """
  70     if 'Rect' in mode:
  71         return 'GL_ARB_shader_texture_lod GL_ARB_texture_rectangle'
  72     return 'GL_ARB_shader_texture_lod'
  73
  74
  75 def main():
  76     """ Main function
  77
  78     Writes tests to generated_tests/spec/arb_shader_texture_lod/ directory
  79
  80     """
  81     dirname = 'spec/arb_shader_texture_lod/compiler'
  82     utils.safe_makedirs(dirname)
  83
  84     for params in LOD_TESTS:
  85         name = os.path.join(
  86             dirname,
  87             "tex_lod-{mode}-{dimensions}-{coord}.frag".format(
  88                 mode=params.mode,
  89                 dimensions=params.dimensions,
  90                 coord=params.coord))
  91         print(name)
  92         with open(name, 'w+') as f:
  93             try:
  94                 f.write(TEMPLATES.get_template(
  95                     'frag_lod.glsl_parser_test.mako').render_unicode(param=params))
  96             except:
  97                 print(exceptions.text_error_template().render(), file=sys.stderr)
  98                 raise
  99
 100     for params in GRAD_TESTS:
 101         # Generate fragment shader test
 102         name = os.path.join(
 103             dirname,
 104             "tex_grad-{mode}-{dimensions}-{coord}".format(
 105                 mode=params.mode,
 106                 dimensions=params.dimensions,
 107                 coord=params.coord))
 108
 109         for stage in ['frag', 'vert']:
 110             print('{0}.{1}'.format(name, stage))
 111             with open('{0}.{1}'.format(name, stage), 'w+') as f:
 112                 try:
 113                     f.write(TEMPLATES.get_template(
 114                         'tex_grad.{0}.mako'.format(stage)).render_unicode(
 115                             param=params,
 116                             extensions=get_extensions(params.mode)))
 117                 except:
 118                     print(exceptions.text_error_template().render(), file=sys.stderr)
 119                     raise
 120
 121
 122 if __name__ == '__main__':
 123     main()