1import sys
2from 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
8identifierCaseTemplate = """
9case ${{NAME}}
10	expect compile_fail
11	values {}
12
13	both ""
14		precision mediump float;
15
16		${DECLARATIONS}
17
18		void main()
19		{
20			${SETUP}
21			float ${{IDENTIFIER}} = 1.0;
22			${OUTPUT}
23		}
24	""
25end
26"""[1:-1]
27
28# Classes
29
30class IdentifierCase(ShaderCase):
31	def __init__(self, name, identifier):
32		self.name 		= name
33		self.identifier = identifier
34
35	def __str__(self):
36		params = { 	"NAME"			: self.name,
37					"IDENTIFIER"	: self.identifier }
38		return fillTemplate(identifierCaseTemplate, params)
39
40
41# Declarations
42
43KEYWORDS = [
44	"attribute", "const", "uniform", "varying",	"break", "continue", "do", "for", "while",
45	"if", "else", "in", "out", "inout", "float", "int", "void", "bool", "true", "false",
46	"lowp", "mediump", "highp", "precision", "invariant", "discard", "return", "mat2", "mat3",
47	"mat4",	"vec2", "vec3", "vec4", "ivec2", "ivec3", "ivec4", "bvec2", "bvec3", "bvec4",
48	"sampler2D", "samplerCube",	"struct"
49]
50
51RESERVED_KEYWORDS = [
52	"asm", "class", "union", "enum", "typedef", "template", "this", "packed", "goto", "switch",
53	"default", "inline", "noinline", "volatile", "public", "static", "extern", "external",
54	"interface", "flat", "long", "short", "double", "half", "fixed", "unsigned", "superp",
55	"input", "output", "hvec2", "hvec3", "hvec4", "dvec2", "dvec3", "dvec4", "fvec2", "fvec3",
56	"fvec4", "sampler1D", "sampler3D", "sampler1DShadow", "sampler2DShadow", "sampler2DRect",
57	"sampler3DRect", "sampler2DRectShadow", "sizeof", "cast", "namespace", "using"
58]
59
60INVALID_IDENTIFIERS = [
61	("two_underscores_begin", 	"__invalid"),
62	("two_underscores_middle", 	"in__valid"),
63	("two_underscores_end",		"invalid__"),
64	("gl_begin", 				"gl_Invalid"),
65	("digit", 					"0123"),
66	("digit_begin",				"0invalid")
67]
68
69# Keyword usage
70
71keywords 			= []
72reservedKeywords 	= []
73invalidIdentifiers 	= []
74
75for keyword in KEYWORDS:
76	keywords.append(IdentifierCase(keyword, keyword)) 			# Keywords
77
78for keyword in RESERVED_KEYWORDS:
79	reservedKeywords.append(IdentifierCase(keyword, keyword)) 	# Reserved keywords
80
81for (name, identifier) in INVALID_IDENTIFIERS:
82	invalidIdentifiers.append(IdentifierCase(name, identifier)) # Invalid identifiers
83
84keywordCases = [
85	CaseGroup("keywords", 				"Usage of keywords as identifiers.", 			keywords),
86	CaseGroup("reserved_keywords",		"Usage of reserved keywords as identifiers.", 	reservedKeywords),
87	CaseGroup("invalid_identifiers",	"Usage of invalid identifiers.", 				invalidIdentifiers)
88]
89
90# Main program
91
92if __name__ == "__main__":
93	print "Generating shader case files."
94	writeAllCases("keywords.test", keywordCases)
95