modules/gles3/scripts/gen-keywords.py

   1 # -*- coding: utf-8 -*-
   2
   3 #-------------------------------------------------------------------------
   4 # drawElements Quality Program utilities
   5 # --------------------------------------
   6 #
   7 # Copyright 2015 The Android Open Source Project
   8 #
   9 # Licensed under the Apache License, Version 2.0 (the "License");
  10 # you may not use this file except in compliance with the License.
  11 # You may obtain a copy of the License at
  12 #
  13 #      http://www.apache.org/licenses/LICENSE-2.0
  14 #
  15 # Unless required by applicable law or agreed to in writing, software
  16 # distributed under the License is distributed on an "AS IS" BASIS,
  17 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18 # See the License for the specific language governing permissions and
  19 # limitations under the License.
  20 #
  21 #-------------------------------------------------------------------------
  22
  23 import sys
  24 from genutil import *
  25
  26 # \todo [arttu 2012-12-20] Current set tests variable names only, add function names, structure names, and field selectors.
  27
  28 # Templates
  29
  30 identifierCaseTemplate = """
  31 case ${{NAME}}
  32         expect compile_fail
  33         values {}
  34         version 300 es
  35
  36         both ""
  37                 #version 300 es
  38                 precision mediump float;
  39                 ${DECLARATIONS}
  40
  41                 void main()
  42                 {
  43                         ${SETUP}
  44                         float ${{IDENTIFIER}} = 1.0;
  45                         ${OUTPUT}
  46                 }
  47         ""
  48 end
  49 """[1:-1]
  50
  51 # Classes
  52
  53 class IdentifierCase(ShaderCase):
  54         def __init__(self, name, identifier):
  55                 self.name               = name
  56                 self.identifier = identifier
  57
  58         def __str__(self):
  59                 params = {      "NAME"                  : self.name,
  60                                         "IDENTIFIER"    : self.identifier }
  61                 return fillTemplate(identifierCaseTemplate, params)
  62
  63 # Declarations
  64
  65 KEYWORDS = [
  66         "const", "uniform",     "layout", "centroid", "flat", "smooth", "break", "continue", "do",
  67         "for", "while", "switch", "case", "default","if", "else", "in", "out", "inout", "float",
  68         "int", "void", "bool", "true", "false", "invariant", "discard", "return", "mat2", "mat3",
  69         "mat4", "mat2x2", "mat2x3", "mat2x4", "mat3x2", "mat3x3", "mat3x4", "mat4x2", "mat4x3", "mat4x4",
  70         "vec2", "vec3", "vec4", "ivec2", "ivec3", "ivec4", "bvec2", "bvec3", "bvec4", "uint", "uvec2",
  71         "uvec3", "uvec4", "lowp", "mediump", "highp", "precision", "sampler2D", "sampler3D", "samplerCube",
  72         "sampler2DShadow", "samplerCubeShadow", "sampler2DArray", "sampler2DArrayShadow", "isampler2D",
  73         "isampler3D", "isamplerCube", "isampler2DArray", "usampler2D", "usampler3D", "usamplerCube",
  74         "usampler2DArray", "struct"
  75 ]
  76
  77 RESERVED_KEYWORDS = [
  78         "attribute", "varying", "coherent", "restrict", "readonly", "writeonly",
  79         "resource", "atomic_uint", "noperspective",     "patch", "sample", "subroutine", "common",
  80         "partition", "active", "asm", "class", "union", "enum", "typedef", "template", "this",
  81         "goto", "inline", "noinline", "volatile", "public", "static", "extern", "external", "interface",
  82         "long", "short", "double", "half", "fixed", "unsigned", "superp", "input", "output",
  83         "hvec2", "hvec3", "hvec4", "dvec2", "dvec3", "dvec4", "fvec2", "fvec3", "fvec4", "sampler3DRect",
  84         "filter", "image1D", "image2D", "image3D", "imageCube", "iimage1D", "iimage2D", "iimage3D",
  85         "iimageCube", "uimage1D", "uimage2D", "uimage3D", "uimageCube", "image1DArray", "image2DArray",
  86         "iimage1DArray", "iimage2DArray", "uimage1DArray", "uimage2DArray", "image1DShadow", "image2DShadow",
  87         "image1DArrayShadow", "image2DArrayShadow", "imageBuffer", "iimageBuffer", "uimageBuffer",
  88         "sampler1D", "sampler1DShadow", "sampler1DArray", "sampler1DArrayShadow", "isampler1D",
  89         "isampler1DArray", "usampler1D", "usampler1DArray", "sampler2DRect", "sampler2DRectShadow",
  90         "isampler2DRect", "usampler2DRect", "samplerBuffer", "isamplerBuffer", "usamplerBuffer",
  91         "sampler2DMS", "isampler2DMS", "usampler2DMS", "sampler2DMSArray", "isampler2DMSArray",
  92         "usampler2DMSArray", "sizeof", "cast", "namespace", "using"
  93 ]
  94
  95 INVALID_IDENTIFIERS = [
  96         ("two_underscores_begin",       "__invalid"),
  97         ("two_underscores_middle",      "in__valid"),
  98         ("two_underscores_end",         "invalid__"),
  99         ("gl_begin",                            "gl_Invalid"),
 100         ("digit",                                       "0123"),
 101         ("digit_begin",                         "0invalid"),
 102         ("max_length",                          "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdX"),
 103 ]
 104
 105 # Keyword usage
 106
 107 keywords                        = []
 108 reservedKeywords        = []
 109 invalidIdentifiers      = []
 110
 111 for keyword in KEYWORDS:
 112         keywords.append(IdentifierCase(keyword, keyword))                       # Keywords
 113
 114 for keyword in RESERVED_KEYWORDS:
 115         reservedKeywords.append(IdentifierCase(keyword, keyword))       # Reserved keywords
 116
 117 for (name, identifier) in INVALID_IDENTIFIERS:
 118         invalidIdentifiers.append(IdentifierCase(name, identifier)) # Invalid identifiers
 119
 120 keywordCases = [
 121         CaseGroup("keywords",                           "Usage of keywords as identifiers.",                    keywords),
 122         CaseGroup("reserved_keywords",          "Usage of reserved keywords as identifiers.",   reservedKeywords),
 123         CaseGroup("invalid_identifiers",        "Usage of invalid identifiers.",                                invalidIdentifiers)
 124 ]
 125
 126 # Main program
 127
 128 if __name__ == "__main__":
 129         print("Generating shader case files.")
 130         writeAllCases("keywords.test", keywordCases)