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      1 import sys
      2 from genutil import *
      3 
      4 # \todo [arttu 2012-12-20] Current set tests variable names only, add function names, structure names, and field selectors.
      5 
      6 # Templates
      7 
      8 identifierCaseTemplate = """
      9 case ${{NAME}}
     10 	expect compile_fail
     11 	values {}
     12 	version 300 es
     13 
     14 	both ""
     15 		#version 300 es
     16 		precision mediump float;
     17 		${DECLARATIONS}
     18 
     19 		void main()
     20 		{
     21 			${SETUP}
     22 			float ${{IDENTIFIER}} = 1.0;
     23 			${OUTPUT}
     24 		}
     25 	""
     26 end
     27 """[1:-1]
     28 
     29 # Classes
     30 
     31 class IdentifierCase(ShaderCase):
     32 	def __init__(self, name, identifier):
     33 		self.name 		= name
     34 		self.identifier = identifier
     35 
     36 	def __str__(self):
     37 		params = { 	"NAME"			: self.name,
     38 					"IDENTIFIER"	: self.identifier }
     39 		return fillTemplate(identifierCaseTemplate, params)
     40 
     41 # Declarations
     42 
     43 KEYWORDS = [
     44 	"const", "uniform",	"layout", "centroid", "flat", "smooth",	"break", "continue", "do",
     45 	"for", "while", "switch", "case", "default","if", "else", "in", "out", "inout",	"float",
     46 	"int", "void", "bool", "true", "false", "invariant", "discard", "return", "mat2", "mat3",
     47 	"mat4",	"mat2x2", "mat2x3", "mat2x4", "mat3x2", "mat3x3", "mat3x4", "mat4x2", "mat4x3", "mat4x4",
     48 	"vec2", "vec3", "vec4", "ivec2", "ivec3", "ivec4", "bvec2", "bvec3", "bvec4", "uint", "uvec2",
     49 	"uvec3", "uvec4", "lowp", "mediump", "highp", "precision", "sampler2D", "sampler3D", "samplerCube",
     50 	"sampler2DShadow", "samplerCubeShadow", "sampler2DArray", "sampler2DArrayShadow", "isampler2D",
     51 	"isampler3D", "isamplerCube", "isampler2DArray", "usampler2D", "usampler3D", "usamplerCube",
     52 	"usampler2DArray", "struct"
     53 ]
     54 
     55 RESERVED_KEYWORDS = [
     56 	"attribute", "varying", "coherent", "restrict", "readonly", "writeonly",
     57 	"resource", "atomic_uint", "noperspective",	"patch", "sample", "subroutine", "common",
     58 	"partition", "active", "asm", "class", "union", "enum", "typedef", "template", "this",
     59 	"goto", "inline", "noinline", "volatile", "public", "static", "extern", "external", "interface",
     60 	"long", "short", "double", "half", "fixed", "unsigned", "superp", "input", "output",
     61 	"hvec2", "hvec3", "hvec4", "dvec2", "dvec3", "dvec4", "fvec2", "fvec3", "fvec4", "sampler3DRect",
     62 	"filter", "image1D", "image2D", "image3D", "imageCube", "iimage1D", "iimage2D", "iimage3D",
     63 	"iimageCube", "uimage1D", "uimage2D", "uimage3D", "uimageCube", "image1DArray", "image2DArray",
     64 	"iimage1DArray", "iimage2DArray", "uimage1DArray", "uimage2DArray", "image1DShadow", "image2DShadow",
     65 	"image1DArrayShadow", "image2DArrayShadow", "imageBuffer", "iimageBuffer", "uimageBuffer",
     66 	"sampler1D", "sampler1DShadow", "sampler1DArray", "sampler1DArrayShadow", "isampler1D",
     67 	"isampler1DArray", "usampler1D", "usampler1DArray", "sampler2DRect", "sampler2DRectShadow",
     68 	"isampler2DRect", "usampler2DRect", "samplerBuffer", "isamplerBuffer", "usamplerBuffer",
     69 	"sampler2DMS", "isampler2DMS", "usampler2DMS", "sampler2DMSArray", "isampler2DMSArray",
     70 	"usampler2DMSArray", "sizeof", "cast", "namespace", "using"
     71 ]
     72 
     73 INVALID_IDENTIFIERS = [
     74 	("two_underscores_begin", 	"__invalid"),
     75 	("two_underscores_middle", 	"in__valid"),
     76 	("two_underscores_end",		"invalid__"),
     77 	("gl_begin", 				"gl_Invalid"),
     78 	("digit", 					"0123"),
     79 	("digit_begin",				"0invalid"),
     80 	("max_length",				"abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdX"),
     81 ]
     82 
     83 # Keyword usage
     84 
     85 keywords 			= []
     86 reservedKeywords 	= []
     87 invalidIdentifiers 	= []
     88 
     89 for keyword in KEYWORDS:
     90 	keywords.append(IdentifierCase(keyword, keyword)) 			# Keywords
     91 
     92 for keyword in RESERVED_KEYWORDS:
     93 	reservedKeywords.append(IdentifierCase(keyword, keyword))	# Reserved keywords
     94 
     95 for (name, identifier) in INVALID_IDENTIFIERS:
     96 	invalidIdentifiers.append(IdentifierCase(name, identifier)) # Invalid identifiers
     97 
     98 keywordCases = [
     99 	CaseGroup("keywords", 				"Usage of keywords as identifiers.", 			keywords),
    100 	CaseGroup("reserved_keywords",		"Usage of reserved keywords as identifiers.", 	reservedKeywords),
    101 	CaseGroup("invalid_identifiers",	"Usage of invalid identifiers.", 				invalidIdentifiers)
    102 ]
    103 
    104 # Main program
    105 
    106 if __name__ == "__main__":
    107 	print "Generating shader case files."
    108 	writeAllCases("keywords.test", keywordCases)
    109