generated_tests/gen_uniform_initializer_tests.py

   1 # coding=utf-8
   2 #
   3 # Copyright © 2012, 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
  26 from templates import template_dir
  27 from modules import utils
  28
  29 TEMPLATES = template_dir(os.path.splitext(os.path.basename(__file__))[0])
  30
  31 # These are a set of pseudo random values used by the number sequence
  32 # generator.  See get_value above.
  33 RANDOM_NUMBERS = (0.78685, 0.89828, 0.36590, 0.92504, 0.48998, 0.27989,
  34                   0.08693, 0.48144, 0.87644, 0.18080, 0.95147, 0.18892,
  35                   0.45851, 0.76423, 0.78659, 0.97998, 0.24352, 0.60922,
  36                   0.45241, 0.33045, 0.27233, 0.92331, 0.63593, 0.67826,
  37                   0.12195, 0.24853, 0.35977, 0.41759, 0.79119, 0.54281,
  38                   0.04089, 0.03877, 0.58445, 0.43017, 0.58635, 0.48151,
  39                   0.58778, 0.37033, 0.47464, 0.17470, 0.18308, 0.49466,
  40                   0.45838, 0.30337, 0.71273, 0.45083, 0.88339, 0.47350,
  41                   0.86539, 0.48355, 0.92923, 0.79107, 0.77266, 0.71677,
  42                   0.79860, 0.95149, 0.05604, 0.16863, 0.14072, 0.29028,
  43                   0.57637, 0.13572, 0.36011, 0.65431, 0.38951, 0.73245,
  44                   0.69497, 0.76041, 0.31016, 0.48708, 0.96677, 0.58732,
  45                   0.33741, 0.73691, 0.24445, 0.35686, 0.72645, 0.65438,
  46                   0.00824, 0.00923, 0.87650, 0.43315, 0.67256, 0.66939,
  47                   0.87706, 0.73880, 0.96248, 0.24148, 0.24126, 0.24673,
  48                   0.18999, 0.10330, 0.78826, 0.23209, 0.59548, 0.23134,
  49                   0.72414, 0.88036, 0.54498, 0.32668, 0.02967, 0.12643)
  50
  51 ALL_TEMPLATES = ("",
  52                  "-from-const",
  53                  "-set-by-API",
  54                  "-set-by-other-stage")
  55
  56
  57 def get_value(type_, idx):
  58     """Get a string representing a number in the specified GLSL type"""
  59
  60     value = RANDOM_NUMBERS[idx % len(RANDOM_NUMBERS)]
  61
  62     if type_[0] == 'b':
  63         if (value * 10) > 5:
  64             return "1"
  65         else:
  66             return "0"
  67     elif type_[0] == 'i':
  68         return str(int(value * 100) - 50)
  69     elif type_[0] == 'u':
  70         return str(int(value * 50))
  71     else:
  72         return str((value * 20.0) - 10.0)
  73
  74
  75 def generate_tests(type_list, base_name, major, minor):
  76     dirname = os.path.join('spec',
  77                            'glsl-{0}.{1}'.format(major, minor),
  78                            'execution',
  79                            'uniform-initializer')
  80     utils.safe_makedirs(dirname)
  81
  82     for target in ("vs", "fs"):
  83         for t in ALL_TEMPLATES:
  84             template = TEMPLATES.get_template(
  85                 "{0}-initializer{1}.shader_test.mako".format(target, t))
  86
  87             test_file_name = os.path.join(
  88                 dirname,
  89                 '{0}-{1}{2}.shader_test'.format(target, base_name, t))
  90             print(test_file_name)
  91
  92             # Generate the test vectors.  This is a list of tuples.  Each
  93             # tuple is a type name paired with a value.  The value is
  94             # formatted as a GLSL constructor.
  95             #
  96             # A set of types and values is also generated that can be set via
  97             # the OpenGL API.  Some of the tests use this information.
  98             test_vectors = []
  99             api_vectors = []
 100             for i, (type_, num_values) in enumerate(type_list):
 101                 numbers = []
 102                 alt_numbers = []
 103                 for j in range(num_values):
 104                     numbers.append(get_value(type_, i + j))
 105                     alt_numbers.append(get_value(type_, i + j + 7))
 106
 107                 value = "{0}({1})".format(type_, ", ".join(numbers))
 108
 109                 api_type = type_
 110                 if type_ == "bool":
 111                     api_type = "int"
 112                 elif type_[0] == 'b':
 113                     api_type = "ivec{0}".format(type_[-1])
 114
 115                 if type_[-1] in ["2", "3", "4"]:
 116                     name = 'u{0}{1}'.format(type_[0], type_[-1])
 117                 else:
 118                     name = 'u{0}'.format(type_[0])
 119
 120                 test_vectors.append((type_, name, value))
 121                 api_vectors.append((api_type, name, alt_numbers))
 122
 123             with open(test_file_name, "w") as f:
 124                 f.write(template.render_unicode(type_list=test_vectors,
 125                                                 api_types=api_vectors,
 126                                                 major=major,
 127                                                 minor=minor))
 128
 129
 130 def generate_array_tests(type_list, base_name, major, minor):
 131     dirname = os.path.join('spec',
 132                            'glsl-{0}.{1}'.format(major, minor),
 133                            'execution',
 134                            'uniform-initializer')
 135     utils.safe_makedirs(dirname)
 136
 137     def parts():
 138         """Generate parts."""
 139         # pylint: disable=undefined-loop-variable
 140         for j in range(2):
 141             numbers = []
 142             for k in range(num_values):
 143                 numbers.append(get_value(type_, i + j + k))
 144
 145             yield '{0}({1})'.format(type_, ', '.join(numbers))
 146         # pylint: enable=undefined-loop-variable
 147
 148     vecs = []
 149     for i, (type_, num_values) in enumerate(type_list):
 150         if type_[-1] in ["2", "3", "4"]:
 151             name = 'u{0}{1}'.format(type_[0], type_[-1])
 152         else:
 153             name = 'u{0}'.format(type_[0])
 154
 155         array_type = '{0}[2]'.format(type_)
 156         value = "{0}({1})".format(array_type, ", ".join(parts()))
 157
 158         vecs.append((array_type, name, value))
 159
 160     for target in ("vs", "fs"):
 161         template = TEMPLATES.get_template(
 162             '{0}-initializer.shader_test.mako'.format(target))
 163
 164         test_file_name = os.path.join(
 165             dirname,
 166             '{0}-{1}-array.shader_test'.format(target, base_name))
 167         print(test_file_name)
 168
 169         with open(test_file_name, "w") as f:
 170             f.write(template.render_unicode(type_list=vecs,
 171                                             major=major,
 172                                             minor=minor))
 173
 174
 175 def main():
 176     """Main function."""
 177     bool_types = [("bool", 1), ("bvec2", 2), ("bvec3", 3), ("bvec4", 4)]
 178     int_types = [("int", 1), ("ivec2", 2), ("ivec3", 3), ("ivec4", 4)]
 179     float_types = [("float", 1), ("vec2", 2), ("vec3", 3), ("vec4", 4)]
 180     uint_types = [("uint", 1), ("uvec2", 2), ("uvec3", 3), ("uvec4", 4)]
 181     mat2_types = [("mat2x2", 4), ("mat2x3", 6), ("mat2x4", 8)]
 182     mat3_types = [("mat3x2", 6), ("mat3x3", 9), ("mat3x4", 12)]
 183     mat4_types = [("mat4x2", 8), ("mat4x3", 12), ("mat4x4", 16)]
 184
 185     for types, base_name, major, minor in [(bool_types, "bool", 1, 20),
 186                                            (int_types, "int", 1, 20),
 187                                            (float_types, "float", 1, 20),
 188                                            (mat2_types, "mat2", 1, 20),
 189                                            (mat3_types, "mat3", 1, 20),
 190                                            (mat4_types, "mat4", 1, 20),
 191                                            (uint_types, "uint", 1, 30)]:
 192         generate_tests(types, base_name, major, minor)
 193         generate_array_tests(types, base_name, major, minor)
 194
 195
 196 if __name__ == '__main__':
 197     main()